weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Flash Flood Warning


Flash Flood Warning
AZC013-182245-
/O.NEW.KPSR.FF.W.0107.251118T1930Z-251118T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Phoenix AZ
1230 PM MST Tue Nov 18 2025

The National Weather Service in Phoenix has issued a

* Flash Flood Warning for...
  Maricopa County in south central Arizona...

* Until 345 PM MST.

* At 1230 PM MST, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to 1 inch of rain has
  fallen. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Buckeye, Wickenburg and Morristown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3374 11271 3385 11281 3391 11292 3400 11291
      3400 11290 3400 11289 3400 11286 3400 11279
      3400 11275 3400 11274 3397 11263 3396 11260
      3386 11260

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

18

Flash Flood Warning
AZC013-182200-
/O.NEW.KPSR.FF.W.0106.251118T1850Z-251118T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Phoenix AZ
1150 AM MST Tue Nov 18 2025

The National Weather Service in Phoenix has issued a

* Flash Flood Warning for...
  Maricopa County in south central Arizona...

* Until 300 PM MST.

* At 1150 AM MST, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to 1 inch of rain has
  fallen. Flash flooding is ongoing or expected to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  mainly rural areas of Maricopa County

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3373 11288 3386 11281 3375 11270 3366 11276
      3348 11284 3349 11290 3359 11291

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

18


Winter Storm Warning


URGENT - WINTER WEATHER MESSAGE
National Weather Service Las Vegas NV
306 AM PST Tue Nov 18 2025

NVZ014-182315-
/O.CON.KVEF.WS.W.0007.000000T0000Z-251119T0600Z/
Esmeralda and Central Nye County-
Including the cities of Silver Peak, Goldfield, Beatty, and Dyer
306 AM PST Tue Nov 18 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Heavy snow expected. Total snow accumulations between 1 and
  3 inches above 7000 feet and between 3 and 6 inches above 8000
  feet.

* WHERE...Esmeralda and Central Nye County.

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Travel could be very difficult, particularly along State
  Route 266 through Lida Summit.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. Call 5 1 1 for road
information.

&&

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Las Vegas NV
306 AM PST Tue Nov 18 2025

NVZ018-019-182315-
/O.CON.KVEF.WS.W.0007.000000T0000Z-251119T1200Z/
Sheep Range-Spring Mountains-Red Rock Canyon-
Including the cities of Hayford Pk, Red Rock Canyon, and Mt
Charleston
306 AM PST Tue Nov 18 2025

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST WEDNESDAY...

* WHAT...Heavy snow expected. Total snow accumulations between 5 and
  10 inches above 7000 feet; between 10 and 16 inches above 8000
  feet; between 16 and 24 inches above 9000 feet.

* WHERE...Sheep Range and Spring Mountains-Red Rock Canyon.

* WHEN...Until 4 AM PST Wednesday.

* IMPACTS...Travel could be very difficult to impossible,
  particularly along State Routes 156, 157, and 158.

* ADDITIONAL DETAILS...Additional snow accumulations are possible
  Wednesday afternoon. Monitor for updates to the Winter Storm
  Warning to include Wednesday afternoon if probabilities for snow
  impacts increase.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. Call 5 1 1 for road
information.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/lasvegas

AN


Flood Warning


Flood Warning
National Weather Service Las Vegas NV
1049 AM PST Tue Nov 18 2025

CAC027-191200-
/O.NEW.KVEF.FA.W.0005.251118T1849Z-251119T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Inyo CA-
1049 AM PST Tue Nov 18 2025

...FLOOD WARNING IN EFFECT UNTIL 4 AM PST WEDNESDAY...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of southeast California, including the following
  county, Inyo.

* WHEN...Until 400 AM PST Wednesday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring. Low-water
  crossings are inundated with water and may not be passable.

* ADDITIONAL DETAILS...
  - At 1049 AM PST, Doppler radar and automated rain gauges
    indicated heavy rain. Flooding is already occurring in the
    warned area. Up to 1 inch of rain has fallen.
  - Some locations that will experience flooding include...
    Shoshone and Tecopa.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3583 11630 3606 11635 3607 11624 3582 11617


$$

MW

Flood Warning
National Weather Service Phoenix AZ
1007 AM MST Tue Nov 18 2025

AZC013-182115-
/O.NEW.KPSR.FA.W.0041.251118T1707Z-251118T2115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Maricopa AZ-
1007 AM MST Tue Nov 18 2025

...FLOOD WARNING IN EFFECT UNTIL 215 PM MST THIS AFTERNOON...

* WHAT...Small stream flooding caused by excessive rainfall is
  expected.

* WHERE...A portion of south central Arizona, including the
  following county, Maricopa.

* WHEN...Until 215 PM MST.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring.

* ADDITIONAL DETAILS...
  - At 1003 AM MST, gauge reports indicated flow in Centennial
    Wash continues to rise due to heavy rainfall earlier this
    morning. Flooding is ongoing or expected to begin shortly in
    the warned area.
  - Some locations that will experience flooding include...
    mainly rural areas of Maricopa County and Old US 80
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3332 11287 3329 11279 3325 11279 3326 11281
      3328 11284 3331 11292 3332 11295 3333 11295
      3333 11291


$$

INS


Winter Weather Advisory


URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
613 AM MST Tue Nov 18 2025

UTZ125-190415-
/O.CON.KSLC.WW.Y.0024.000000T0000Z-251119T1200Z/
Southern Mountains-
Including the following locations - Brian Head and Alton
613 AM MST Tue Nov 18 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* WHAT...Snow expected primarily across the Pine Valley Mountains,
  Brian Head, and Boulder Mountain. Snow totals of 6 to 12 inches
  above 8000 feet with locally higher amounts up to 15 inches at the
  highest elevations favored in southerly flow; 2 to 6 inches
  between 6500 feet and 8000 feet.

* WHERE...Southern Mountains.

* WHEN...Until 5 AM MST Wednesday.

* IMPACTS...Winter driving conditions are likely for all mountain
  routes above 8000 feet tonight, at or above 7000 feet by Tuesday
  evening, with the most significant impacts occurring during
  periods of heavy snowfall rates.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. For winter road
conditions from the Utah Department of Transportation, visit
http://www.udottraffic.utah.gov.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/saltlakecity.

For information on potential travel impacts visit
http://udottraffic.utah.gov

MT

URGENT - WINTER WEATHER MESSAGE
National Weather Service San Diego CA
439 AM PST Tue Nov 18 2025

CAZ055-182300-
/O.CON.KSGX.WW.Y.0010.000000T0000Z-251119T0600Z/
San Bernardino County Mountains-
Including the cities of Wrightwood, Big Bear Lake, Running
Springs, and Big Bear City
439 AM PST Tue Nov 18 2025

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING ABOVE 6000 FT...

* WHAT...Wet snow above 6000 ft. Additional snow accumulations up to
  one inch.

* WHERE...San Bernardino County Mountains.

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Tuesday morning and evening commutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$

17


Flood Advisory


Flood Advisory
National Weather Service Las Vegas NV
1145 AM PST Tue Nov 18 2025

NVC003-190000-
/O.NEW.KVEF.FA.Y.0092.251118T1945Z-251119T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clark NV-
1145 AM PST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of southern Nevada, including the Las Vegas
  Valley and southern Nevada, including the following county Clark.

* WHEN...Until 400 PM PST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Ponding of water in urban or other areas is occurring or is
  imminent.

* ADDITIONAL DETAILS...
  - At 1145 AM PST, Doppler radar indicated moderate to heavy
    rain. Minor flooding is ongoing or expected to begin shortly
    in the advisory area.
  - Additional rainfall amounts of 0.25 to 0.75 inches are
    expected over the area. This additional rain will result in
    minor flooding.
  - Some locations that will experience flooding include...
    Las Vegas, Henderson, North Las Vegas, Boulder City, Sam Boyd
    Stadium, East Las Vegas, Green Valley, Lake Las Vegas,
    Paradise, Fremont Street, Nellis AFB, The Strip, The Motor
    Speedway, Anthem, Las Vegas Bay, Enterprise, Southern
    Highlands, Spring Valley, Aliante and Mountains Edge.
  - This includes Interstate 15 in Nevada between mile markers 18
    and 65.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3581 11471 3584 11534 3624 11537 3645 11516
      3637 11470 3611 11470 3610 11474 3609 11476
      3606 11474 3604 11474 3603 11472 3601 11474
      3598 11474 3596 11473 3594 11473 3593 11471
      3591 11471 3590 11470 3581 11470


$$

SC

Flood Advisory
National Weather Service Flagstaff AZ
1230 PM MST Tue Nov 18 2025

AZC025-182230-
/O.NEW.KFGZ.FA.Y.0029.251118T1930Z-251118T2230Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Yavapai AZ-
1230 PM MST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 330 PM MST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of west central Arizona, including the following
  county, Yavapai.

* Until 330 PM MST.

* IMPACTS...Minor flooding in creeks and normally dry washes is
  imminent or occurring.

* ADDITIONAL DETAILS...
  - At 1229 PM MST, Doppler radar and automated rain gauges
    indicated heavy rain due to thunderstorms. Minor flooding is
    ongoing or expected to begin shortly in the advisory area.
    Between 0.5 and 1.5 inches of rain have fallen.
  - This includes the following creeks, washes and rivers...
    Poplar Wash, Hassayampa River, Blind Indian Creek, Sols Wash,
    Spring Creek, Amazon Gulch, Slim Jim Creek, Martinez Wash,
    Dead Mexican Creek, Cherry Creek, Cottonwood Creek, Milk
    Creek, Yarnell Creek, Arrastre Creek, Waterman Creek, Weaver
    Creek, Sheppard Wash, Kirkland Creek, Mescal Creek, East
    Antelope Creek, Miller Creek, Antelope Creek, Martinez Creek,
    Hamlin Wash, North Fork Date Creek, Middlewater Creek,
    Minnehaha Creek and Model Creek.
    Additional rainfall amounts of 0.5 to 1 inch are expected
    over the area. This additional rain will result in minor
    flooding.
  - This includes the following highways...
    Highway 93 between mile markers 185 and 196.
    State Route 71 between mile markers 105 and 109.
    State Route 89 between mile markers 258 and 289.
  - Additional information is available at weather.gov/flagstaff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be aware of your surroundings and do not drive on flooded roads.

Low water crossings will become dangerous in heavy rain. Do not
attempt to cross flooded roads. Find an alternate route.

&&

LAT...LON 3400 11294 3439 11288 3435 11249 3396 11259
      3400 11274


$$

Bernhart

Flood Advisory
National Weather Service Las Vegas NV
1057 AM PST Tue Nov 18 2025

CAC071-NVC003-190000-
/O.NEW.KVEF.FA.Y.0091.251118T1857Z-251119T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-Clark NV-
1057 AM PST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Portions of southern California, including the following
  county, San Bernardino and southern Nevada, including the
  following county, Clark.

* WHEN...Until 400 PM PST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Some low-water crossings may become impassable.

* ADDITIONAL DETAILS...
  - At 1056 AM PST, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Up to 0.5 inches of rain have
    fallen.
  - Some locations that will experience flooding include...
    Laughlin, Searchlight, Needles, Cal-Nev-Ari, Cottonwood Cove
    Campground, Cottonwood Cove, Big Bend Rec Area, Nipton Road
    Mile Marker 3, and Highway 95 at I-40..
  - This includes the following highways...
    Interstate 15 in Nevada between mile markers 13 and 16.
    Interstate 40 in California between mile markers 122 and 155.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3583 11533 3581 11471 3565 11469 3561 11465
      3558 11468 3554 11466 3549 11468 3535 11460
      3518 11457 3513 11458 3510 11465 3507 11460
      3503 11464 3487 11463 3477 11455 3471 11448
      3468 11447 3461 11489 3535 11507 3554 11530


$$

MW

Flood Advisory
National Weather Service Phoenix AZ
1058 AM MST Tue Nov 18 2025

AZC013-182100-
/O.NEW.KPSR.FA.Y.0112.251118T1758Z-251118T2100Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Maricopa AZ-
1058 AM MST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of south central Arizona, including the
  following county, Maricopa.

* WHEN...Until 200 PM MST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Some low-water crossings may become impassable.

* ADDITIONAL DETAILS...
  - At 1058 AM MST, Doppler radar indicated locally heavy rain.
    Minor flooding is ongoing or expected to begin shortly in the
    advisory area. Up to 1 inch of rain has fallen.
  - Some locations that will experience flooding include...
    Wickenburg, Tonopah, Aguila and Sundad.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3400 11294 3400 11290 3400 11289 3400 11286
      3400 11279 3400 11275 3400 11274 3397 11263
      3397 11262 3355 11289 3334 11296 3315 11295
      3311 11326 3356 11332 3380 11333 3400 11318


$$

Flood Advisory
National Weather Service Las Vegas NV
932 AM PST Tue Nov 18 2025

NVC003-023-190000-
/O.NEW.KVEF.FA.Y.0090.251118T1732Z-251119T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clark NV-Nye NV-
932 AM PST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Portions of south central and southern Nevada, including
  the following counties, in south central Nevada, Nye. In southern
  Nevada, Clark.

* WHEN...Until 400 PM PST Tuesday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
  - At 932 AM PST, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Up to 0.5 inches of rain have
    fallen.
  - Some locations that will experience flooding include...
    Pahrump, Red Rock Canyon, Blue Diamond, Jean, Primm, Lovell
    Canyon Campground, Mountain Springs, Sandy Valley, Rocky Gap
    Campground, Spring Mountain Ranch, Red Rock Canyon
    Campground, Goodsprings and Mt. Potosi.
  - This includes Interstate 15 in Nevada between mile markers 1
    and 12.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3616 11568 3619 11537 3554 11530 3642 11644
      3646 11603


$$

MW

Flood Advisory
National Weather Service Las Vegas NV
857 AM PST Tue Nov 18 2025

CAC071-190000-
/O.NEW.KVEF.FA.Y.0089.251118T1657Z-251119T0000Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
San Bernardino CA-
857 AM PST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...A portion of southern California, including the following
  county, San Bernardino.

* WHEN...Until 400 PM PST Tuesday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Some low-water crossings may become impassable.

* ADDITIONAL DETAILS...
  - At 856 AM PST, Doppler radar indicated heavy rain due to
    showers and thunderstorms. Minor flooding is ongoing or
    expected to begin shortly in the advisory area. Up to 0.75
    inches of rain have fallen.
  - Some locations that will experience flooding include...
    Mitchell Caverns, Cima, Kelso, Baker, Hole In The Wall
    Campground, Mid Hills Campground, Black Canyon Equestrian
    Campground, Essex, Nipton And Ivanpah Roads, Mountain Pass,
    Nipton and Sandy Valley.
  - This includes the following highways...
    Interstate 15 in California between mile markers 134 and 186.
    Interstate 40 in California between mile markers 74 and 122.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3580 11567 3580 11563 3535 11507 3461 11489
      3447 11558 3527 11615 3552 11563


$$

MW

Flood Advisory
National Weather Service Las Vegas NV
716 AM PST Tue Nov 18 2025

CAC027-071-190015-
/O.NEW.KVEF.FA.Y.0088.251118T1516Z-251119T0015Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Inyo CA-San Bernardino CA-
716 AM PST Tue Nov 18 2025

...FLOOD ADVISORY IN EFFECT UNTIL 415 PM PST THIS AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Portions of southeast and southern California, including
  the following counties, in southeast California, Inyo. In southern
  California, San Bernardino.

* WHEN...Until 415 PM PST Tuesday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Some low-water crossings may become impassable.

* ADDITIONAL DETAILS...
  - At 715 AM PST, Doppler radar indicated heavy rain due to
    widespread showers. Minor flooding is ongoing or expected to
    begin shortly in the advisory area. Up to 0.5 inches of rain
    have fallen.
  - Some locations that will experience flooding include...
    Shoshone, Furnace Creek, Stovepipe Wells, Death Valley
    Junction, Sr 127 Near Dumont Dunes, Tecopa, Dumont Dunes,
    Texas Springs Campground, Homewood Canyon-Valley Wells,
    Panamint Springs, Sandy Valley and Searles Valley.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3670 11681 3584 11568 3552 11563 3527 11615
      3556 11730 3660 11757


$$

MW


Flood Watch


Flood Watch
National Weather Service Flagstaff AZ
1240 PM MST Tue Nov 18 2025

AZZ008-037-191200-
/O.NEW.KFGZ.FA.A.0006.251118T1940Z-251120T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Yavapai County Mountains-Yavapai County Valleys and Basins-
Including the cities of Camp Verde, Cottonwood, Prescott,
Seligman, Cordes Junction, Bagdad, and Ash Fork
1240 PM MST Tue Nov 18 2025

...FLOOD WATCH IN EFFECT THROUGH WEDNESDAY AFTERNOON...

* WHAT...Flooding caused by excessive rainfall is possible.

* WHERE...A portion of west central Arizona, including the following
  areas, Yavapai County Mountains and Yavapai County Valleys and
  Basins.

* WHEN...Through Wednesday afternoon.

* IMPACTS...Flooding will be possible in creeks, normally dry
  washes, and swimming holes. Low-water crossings could also become
  flooded, which would create deadly travel conditions. Low-water
  crossings may be flooded.

* ADDITIONAL DETAILS...
  - A slow moving storm system will continue to bring periods of
    rain and a few thunderstorms through Wednesday afternoon.
    Additional heavy rainfall will lead to a threat of flooding.
  - Additional information is available at weather.gov/flagstaff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

JJ

Flood Watch
National Weather Service Las Vegas NV
306 AM PST Tue Nov 18 2025

AZZ002-003-036-CAZ520-522-524-527-NVZ016-017-020>022-190000-
/O.CON.KVEF.FA.A.0009.000000T0000Z-251119T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lake Havasu and Fort Mohave-Northwest Deserts-Lake Mead National
Recreation Area-Owens Valley-Death Valley National Park-Eastern
Mojave Desert-San Bernardino County-Upper Colorado River Valley-
Northeast Clark County-Western Clark and Southern Nye County-Las
Vegas Valley-Lake Mead National Recreation Area-Southern Clark
County-
Including the cities of Baker, Mitchell Caverns, Indian Springs,
Independence, Dolan Springs, Las Vegas, Golden Valley,
Cal-Nev-Ari, Furnace Creek, Pahrump, Primm, North Las Vegas,
Laughlin, Stovepipe Wells, Shoshone, Lone Pine, Bishop, Mohave
Valley, Yucca, Desert Rock, Henderson, Mesquite, Needles,
Wikieup, Lake Havasu City, Desert Hills, Overton, Bullhead City,
Amargosa Valley, Oatman, Boulder City, Hoover Dam, Olancha,
Searchlight, Moapa, Mountain Pass, Kingman, Topock, and Valentine
306 AM PST Tue Nov 18 2025 /406 AM MST Tue Nov 18 2025/

...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Flooding caused by excessive rainfall continues to be
  possible.

* WHERE...Portions of northwest Arizona, including the following
  areas, Lake Havasu and Fort Mohave, Lake Mead National Recreation
  Area and Northwest Deserts, southeast California, including the
  following areas, Death Valley National Park, Eastern Mojave
  Desert, Owens Valley and San Bernardino County-Upper Colorado
  River Valley, and southern Nevada, including the following areas,
  Lake Mead National Recreation Area, Las Vegas Valley, Northeast
  Clark County, Southern Clark County and Western Clark and Southern
  Nye County.

* WHEN...Through late tonight.

* IMPACTS...Excessive runoff may result in flooding of rivers,
  creeks, streams, and other low-lying and flood-prone locations.
  Flooding may occur in poor drainage and urban areas. Low-water
  crossings may be flooded.

* ADDITIONAL DETAILS...
  - A storm system will continue to move in through today with
    areas of heavy rain spreading across much of the Mojave
    Desert and Northwest Arizona. Embedded thunderstorms are also
    expected which may produce locally heavier rainfall. Combined
    with the wet soils from the weekend storm system...storm run
    off will happen quickly and may lead to rapid flooding of
    sensitive basins.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.

&&

$$

AN


Freeze Watch


URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
306 AM PST Tue Nov 18 2025

NVZ017-182315-
/O.CON.KVEF.FZ.A.0002.251119T0900Z-251119T1600Z/
Western Clark and Southern Nye County-
Including the cities of Desert Rock, Pahrump, Indian Springs, and
Amargosa Valley
306 AM PST Tue Nov 18 2025

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY MORNING...

* WHAT...Sub-freezing temperatures dropping to 30 to 32 possible for
  the first time this season.

* WHERE...Western Clark and Southern Nye County.

* WHEN...From late tonight through Wednesday morning.

* IMPACTS...Frost and freeze conditions could kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

* ADDITIONAL DETAILS...Cloud cover complicates the forecast but
  clearing skies will favor temperatures falling to near freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/lasvegas

AN


Special Weather Statement


Special Weather Statement
National Weather Service Phoenix AZ
1250 PM MST Tue Nov 18 2025

AZZ537-540-543-544-559-182015-
Sonoran Desert Natl Monument AZ-Buckeye/Avondale AZ-
Central Phoenix AZ-Northwest Valley AZ-North Phoenix/Glendale AZ-
1250 PM MST Tue Nov 18 2025

...A STRONG THUNDERSTORM WILL IMPACT MARICOPA COUNTY THROUGH 115 PM
MST...

At 1249 PM MST, Doppler radar was tracking a strong thunderstorm
capable of producing a landspout over Estrella Mountain Ranch, or
over Goodyear, moving northeast at 45 mph.

HAZARD...Landspouts and half inch hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible.

Locations impacted include...
Glendale, Avondale, Goodyear, El Mirage, Tolleson, Youngtown,
Cashion, Sun City, Litchfield Park, Luke AFB, Liberty, Phoenix
International Raceway, and Rainbow Valley.

This includes the following highways...
AZ Interstate 10 between mile markers 121 and 142.
AZ Interstate 17 between mile markers 202 and 207.
US Highway 60 between mile markers 152 and 160.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Conditions are favorable for the development of weak, brief funnel
clouds. This type of funnel cloud is harmless, but on rare occasions
they can briefly touch down, producing wind gusts over 50 mph. If a
funnel cloud is spotted move indoors and report your sighting to the
National Weather Service.

&&

LAT...LON 3314 11236 3322 11255 3359 11246 3355 11205
TIME...MOT...LOC 1949Z 205DEG 39KT 3331 11241

LANDSPOUT...POSSIBLE
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...<30 MPH

$$

18

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE