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Flash Flood Watch


Flood Watch
National Weather Service Great Falls MT
150 PM MDT Fri Aug 14 2026

MTZ327-150300-
/O.CON.KTFX.FF.A.0006.000000T0000Z-260815T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northwest Beaverhead County-
Including the cities of Wise River, Wisdom, Big Hole Pass, Dewey, and
Chief Joseph Pass
150 PM MDT Fri Aug 14 2026

...FLASH FLOOD WATCH FOR THE PIONEER MOUNTAIN BURN SCARS REMAINS IN
EFFECT UNTIL 9 PM MDT THIS EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible across the Bobcat Lakes and Sand Creek burn
  scars in the Pioneer Mountains

* WHERE...The Pioneer Mountain range.

* WHEN...Until 9 PM MDT this evening.

* IMPACTS...Heavy rainfall over the Pioneer Mountains is possible
  during the period of the watch. Residents near the fires and burn
  scars should prepare for potential debris flow. Be sure to stay up
  to date with information from local authorities. Heavy rainfall
  could trigger flash flooding of low-lying areas, and debris flows
  in and near recent wildfire burn scars.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the burn scar, which may lead to flash flooding and
    debris flows.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

Moldan

Flood Watch
National Weather Service Boise ID
829 AM MDT Fri Aug 14 2026

IDZ011-ORZ062-150200-
/O.EXB.KBOI.FF.A.0004.260814T1800Z-260815T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
West Central Mountains-Baker County-
Including the cities of Bear, Cuprum, Baker, Big Creek, Warm Lake,
Ola, Cascade, and McCall
829 AM MDT Fri Aug 14 2026 /729 AM PDT Fri Aug 14 2026/

...FLASH FLOOD WATCH FOR THE FOX, POWDER RIVER AND TARTAR BURN SCARS
IN EFFECT FROM NOON MDT /11 AM PDT/ TODAY TO 8 PM MDT /7 PM PDT/ THIS
EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Fox, Powder River and Tartar Burn
  Scars.

* WHERE...Portions of southeastern Baker County in Oregon and western
  Washington County in Idaho.

* WHEN...From noon MDT  /11 AM PDT/ today to 8 PM MDT  /7 PM PDT/
  this evening.

* IMPACTS...Heavy rainfall over the Fox, Powder River and Tartar Burn
  Scars is expected up to and during the period of the watch.
  Residents near the Fox, Powder River and Tartar Burn Scars should
  prepare for potential debris flow. Be sure to stay up to date with
  information from local authorities. Heavy rainfall could trigger
  flash flooding or debris flows in and near recent wildfire burn
  scars.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the burn scar, which may lead to flash flooding and
    debris flows.
  - Some locations that may experience flash flooding include...
    Henley Basin, McChord Butte, Sweedes Landing, Lime, Dixie, Indian
    Head Mountain and Sheep Mountain.
  - https://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue
a public statement as conditions warrant. PLAN NOW so you will know
what to do in an emergency. Keep informed by listening to local radio
and television for statements and possible warnings. Follow the
advice of public safety officials.

&&

$$

Flood Watch
National Weather Service Boise ID
829 AM MDT Fri Aug 14 2026

IDZ013-150200-
/O.CON.KBOI.FF.A.0004.260814T1800Z-260816T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Boise Mountains-
Including the cities of Anderson Dam, Pine, and Prairie
829 AM MDT Fri Aug 14 2026

...FLASH FLOOD WATCH FOR THE WAPITI BURN AREA REMAINS IN EFFECT FROM
NOON MDT TODAY THROUGH SATURDAY EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Wapiti Burn Area.

* WHERE...A portion of southwest Idaho, including the following area,
  Boise Mountains.

* WHEN...From noon MDT today through Saturday evening.

* IMPACTS...Heavy rainfall over the Wapiti Burn Area is expected up
  to and during the period of the watch. Residents near the Wapiti
  Burn Area should prepare for potential debris flow. Be sure to stay
  up to date with information from local authorities. Heavy rainfall
  could trigger flash flooding or debris flows in and near recent
  wildfire burn scars.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Wapiti Burn Area, which may lead to flash
    flooding and debris flows.
  - Some locations that may experience flash flooding include...
    Grandjean.
  - https://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

Local emergency services are monitoring the situation and will issue
a public statement as conditions warrant. PLAN NOW so you will know
what to do in an emergency. Keep informed by listening to local radio
and television for statements and possible warnings. Follow the
advice of public safety officials.

&&

$$

JDS

Flood Watch
National Weather Service Pocatello ID
235 AM MDT Fri Aug 14 2026

IDZ053-150400-
/O.CON.KPIH.FF.A.0005.260814T1800Z-260815T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Upper Snake River Plain-
Including the cities of St. Anthony, Rexburg, and Idaho Falls
235 AM MDT Fri Aug 14 2026

...FLASH FLOOD WATCH FOR THE BIG ROCK BURN SCAR REMAINS IN EFFECT
FROM NOON MDT TODAY THROUGH THIS EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Big Rock burn scar.

* WHERE...The Big Rock Burn Scar near Heise.

* WHEN...From noon MDT today through this evening.

* IMPACTS...Heavy rainfall over the Big Rock burn scar is possible
  during the period of the watch. Anyone in or near the Big Rock burn
  scar should prepare for potential debris flow moving through the
  Big Rock burn scar. Be sure to stay up to date with information
  from local authorities. Heavy rainfall could trigger flash flooding
  and debris flows in and near recent wildfire burn scars.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Big Rock burn scar, which may lead to flash
    flooding and debris flows.
  - Some locations that may experience flash flooding include...
    Heise.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

13

Flood Watch
National Weather Service Pocatello ID
235 AM MDT Fri Aug 14 2026

IDZ072-150400-
/O.CON.KPIH.FF.A.0005.260814T1800Z-260816T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Sawtooth/Stanley Basin-
Including the cities of Stanley
235 AM MDT Fri Aug 14 2026

...FLASH FLOOD WATCH FOR THE WAPITI BURN SCAR REMAINS IN EFFECT FROM
NOON MDT TODAY THROUGH SATURDAY EVENING...

* WHAT...Flash flooding and debris flows caused by excessive rainfall
  continue to be possible over the Wapiti burn scar.

* WHERE...Wapiti Burn Scar west of Stanley.

* WHEN...From noon MDT today through Saturday evening.

* IMPACTS...Heavy rainfall over the Wapiti burn scar is possible
  during the period of the watch. Anyone in or near the Wapiti burn
  scar should prepare for potential debris flow moving through the
  Wapiti burn scar. Be sure to stay up to date with information from
  local authorities. Heavy rainfall could trigger flash flooding and
  debris flows in and near recent wildfire burn scars.

* ADDITIONAL DETAILS...
  - National Weather Service Meteorologists are forecasting heavy
    rainfall over the Wapiti burn scar, which may lead to flash
    flooding and debris flows.
  - Some locations that may experience flash flooding include...
    Cape Horn Area and Banner Summit.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$


Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Boise ID
1254 PM MDT Fri Aug 14 2026

...MONSOON MOISTURE WILL BRING SCATTERED THUNDERSTORMS THROUGH
SATURDAY EVENING...

A push of monsoon moisture will bring a mix of wet and dry
scattered thunderstorms to the region through this evening.
Lingering dry surface air will limit the rainfall amounts through
Saturday especially across southeast Oregon, increasing concern
for lightning ignitions.

IDZ423-424-426-150200-
/O.CON.KBOI.FW.W.0018.000000T0000Z-260815T0200Z/
Owyhee Mountains-Western Twin Falls BLM-Southern Highlands-
1254 PM MDT Fri Aug 14 2026

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR LIGHTNING FOR OWYHEE MOUNTAINS...WESTERN TWIN FALLS BLM AND
SOUTHERN HIGHLANDS...WHICH ARE FIRE WEATHER ZONES 423...424 AND
426...

* AFFECTED AREA...In Idaho, Fire Weather Zones 423 Owyhee
  Mountains, 424 Western Twin Falls BLM and 426 Southern
  Highlands.

* TIMING...Until 8 PM MDT this evening.

* THUNDERSTORMS...Scattered coverage with abundant lightning.

* OUTFLOW WINDS...Gusty erratic winds up to 40 mph.

* IMPACTS...Any fire that develops will catch and spread
  quickly. Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will occur shortly.

&&

$$
L

URGENT - FIRE WEATHER MESSAGE
National Weather Service Pendleton OR
1151 AM PDT Fri Aug 14 2026

...MONSOON MOISTURE WILL BRING SCATTERED THUNDERSTORMS TODAY
THROUGH TOMORROW...

.A push of monsoon moisture will bring scattered thunderstorms to
the region this afternoon through Saturday evening. Heavier
rainfall is expected within stronger storms, but lightning
outside of rain cores continues to be a concern.

ORZ692-693-WAZ692-693-150200-
/O.NEW.KPDT.FW.W.0018.260815T1900Z-260816T0400Z/
Northern Blue Mountains of Oregon-
Canyon Grasslands of Wallowa County-Blue Mountains of Washington-
Southeast Washington Grande Ronde Valley-
1151 AM PDT Fri Aug 14 2026

...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM PDT SATURDAY FOR
ABUNDANT LIGHTNING FOR FIRE WEATHER ZONES OR692, OR693, WA692,
AND WA693...

The National Weather Service in Pendleton has issued a Red Flag
Warning for abundant lightning, which is in effect from noon to
9 PM PDT Saturday.

* AFFECTED AREA...Fire Weather Zones 692 Northern Blue Mountains
  of Oregon, 692 Blue Mountains of Washington, 693 Canyon
  Grasslands of Wallowa County and 693 Southeast Washington
  Grande Ronde Valley.

* TIMING...From noon to 9 PM PDT Saturday.

* IMPACTS...Any fire that develops will catch and spread
  quickly. Outdoor burning is not recommended.

* THUNDERSTORMS...

* OUTFLOW WINDS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.

&&

$$


Flood Advisory


Flood Advisory
National Weather Service Elko NV
225 PM PDT Fri Aug 14 2026

NVC011-033-150030-
/O.NEW.KLKN.FA.Y.0053.260814T2125Z-260815T0030Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Eureka NV-White Pine NV-
225 PM PDT Fri Aug 14 2026

...FLOOD ADVISORY IN EFFECT UNTIL 530 PM PDT THIS AFTERNOON...

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

* WHERE...Portions of north central and northeast Nevada, including
  the following counties, in north central Nevada, Eureka. In
  northeast Nevada, White Pine.

* WHEN...Until 530 PM PDT.

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

* ADDITIONAL DETAILS...
  - At 224 PM PDT, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area. Between 0.5 and 1 inch of rain
    has fallen.
  - Additional rainfall amounts up to 0.5 inches are expected
    over the area. This additional rain will result in minor
    flooding.
  - Some locations that will experience flooding include...
    US-50 in Southeastern Eureka and West Central White Pine
    Counties
  - 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 3940 11599 3949 11581 3939 11573 3931 11592


$$

94


Special Weather Statement


Special Weather Statement
National Weather Service Missoula MT
615 PM MDT Fri Aug 14 2026

MTZ007-150045-
Butte/Blackfoot Region MT-
615 PM MDT Fri Aug 14 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTH CENTRAL POWELL AND EAST
CENTRAL GRANITE COUNTIES UNTIL 645 PM MDT...

At 615 PM MDT, Doppler radar was tracking a strong thunderstorm 7
miles southeast of Drummond, moving southeast at 25 mph.

HAZARD...Wind gusts up to 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
  Deer Lodge, Garrison, Goldcreek, Brock Creek and Jens.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the weather situation closely and be alert for threatening
weather conditions.

&&

LAT...LON 4668 11305 4655 11265 4635 11282 4652 11318
TIME...MOT...LOC 0015Z 299DEG 21KT 4658 11306

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

Special Weather Statement
National Weather Service Elko NV
500 PM PDT Fri Aug 14 2026

NVZ031-036-038-150045-
Southwest Elko County NV-Northern Elko County NV-
Northern Lander County and Northern Eureka County NV-
500 PM PDT Fri Aug 14 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN ELKO AND NORTH
CENTRAL EUREKA COUNTIES THROUGH 545 PM PDT...

At 500 PM PDT, Doppler radar was tracking a strong thunderstorm 10
miles northwest of Carlin, moving north at 10 mph.

HAZARD...Wind gusts up to 40 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Carlin, South Area Mine, and North Area Mine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4071 11614 4073 11631 4101 11637 4100 11599
TIME...MOT...LOC 0000Z 180DEG 14KT 4086 11621

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

$$

96

Special Weather Statement
National Weather Service Boise ID
540 PM MDT Fri Aug 14 2026

IDZ015-150030-
Southwest Highlands ID-
540 PM MDT Fri Aug 14 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN OWYHEE COUNTY
THROUGH 630 PM MDT...

At 539 PM MDT, Doppler radar was tracking a strong thunderstorm near
Sevy Falls, or 27 miles north of Jarbidge, moving east at 20 mph.

HAZARD...Pea size hail.

SOURCE...Radar indicated.

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

Locations impacted include...
Clover Butte, Clover Creek Crossing, Sevy Falls, Horse Butte, Juniper
Ranch, and Coonskin Butte.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.

&&

LAT...LON 4220 11561 4232 11568 4253 11521 4230 11510
TIME...MOT...LOC 2339Z 250DEG 19KT 4227 11555

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...<30 MPH

$$

JY


Hydrologic Outlook


Hydrologic Outlook
IDC001-003-015-025-027-039-045-073-075-085-087-ORC001-025-045-160300-

Hydrologic Outlook
National Weather Service Boise ID
223 PM MDT Fri Aug 14 2026

Monsoon moisture will bring a threat of thunderstorms to the region
through Saturday evening for much of the area. High atmospheric
moisture will allow for isolated thunderstorms producing heavy rain
accumulations, leading to an increased threat of flash flooding
especially for the recent wildfire burn scars.

Friday and Saturday have the highest chance for locally heavy rains,
especially near the ID-NV border, Baker County, and high terrain in
southwest Idaho.

Burn scars have the highest risk for flash flooding. Several burn
scars across the area are of particular concern for flash flooding
and debris flows, including: the Wapiti burn scar near Grandjean, ID,
the Fox burn scar near Richland, OR, the Powder River burn scar near
Richland, OR, the Tartar burn scar near Weiser, ID, the Coleman Creek
burn scar near Juntura, OR and the Big Grass Fire burn scar near
Jordan Valley, OR. Please monitor the latest weather conditions if
traveling near these areas.

$$

CH

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