Severe Thunderstorm Warning
Severe Thunderstorm Warning
CAC083-111-010100-
/O.NEW.KLOX.SV.W.0005.250601T0012Z-250601T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service OXNARD CA
512 PM PDT Sat May 31 2025
The National Weather Service in OXNARD has issued a
* Severe Thunderstorm Warning for...
Northwestern Ventura County in southwestern California...
Northeastern Santa Barbara County in southwestern California...
* Until 600 PM PDT.
* At 507 PM PDT, a severe thunderstorm was located 15 miles west of
Lockwood Valley extending westward into Highway 33 and Big Pine
Mountain in Santa Barbara County. The severe storm was drifting
to the southwest at 5 to 10 mph.
HAZARD...60 mph wind gusts and quarter size hail. In addition,
there is the threat of localized flash flooding near the core of
the storm as well as new fire starts due to dry lightning on the
periphery of the storm.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Western Lockwood Valley...
Big Pine Mountain...
Highway 33 from Lockwood Valley Road to the Santa Barbara County
line...
and Ventucopa.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3451 11961 3472 11973 3483 11959 3486 11931
3475 11917 3459 11937
TIME...MOT...LOC 0007Z 240DEG 16KT 3477 11942
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Gomberg
Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Las Vegas NV
232 AM PDT Sat May 31 2025
AZZ036-CAZ522>524-NVZ016-017-020>022-010600-
/O.CON.KVEF.XH.W.0001.000000T0000Z-250601T0600Z/
Lake Mead National Recreation Area-Death Valley National Park-
Western Mojave Desert-Eastern Mojave Desert-Northeast Clark
County-Western Clark and Southern Nye County-Las Vegas Valley-
Lake Mead National Recreation Area-Southern Clark County-
Including the cities of Desert Rock, Pahrump, Laughlin, Daggett,
Mesquite, Cal-Nev-Ari, Fort Irwin, Mountain Pass, Las Vegas,
Henderson, Boulder City, Searchlight, Primm, Bullhead City,
Moapa, Mohave Valley, Shoshone, Amargosa Valley, North Las Vegas,
Oatman, Stovepipe Wells, Furnace Creek, Mitchell Caverns, Baker,
Indian Springs, Hoover Dam, Barstow, and Overton
232 AM PDT Sat May 31 2025 /232 AM MST Sat May 31 2025/
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 11 PM PDT /11 PM
MST/ THIS EVENING...
* WHAT...Dangerously hot conditions with a major risk for heat
related illness and impacts.
* WHERE...Lake Mead National Recreation Area, Death Valley National
Park, Western Mojave Desert, Eastern Mojave Desert, Northeast
Clark County, Western Clark and Southern Nye County, Las Vegas
Valley, and Southern Clark County.
* WHEN...Until 11 PM PDT /11 PM MST/ this evening.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...Temperatures today will reach 105 to 110 in
the Lake Mead Recreation Area, 100 to 105 in the western Mojave
Desert including Barstow, and 103 to 109 in the valleys of
southern Nevada including Pahrump, Las Vegas, and Moapa.
Temperatures over 115 are likely in Death Valley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
Monitor the latest forecasts and warnings for updates.
If you do not have air conditioning in your home or lack shelter,
monitor for local cooling shelters openings and assistance locating
appropriate shelter from the heat.
&&
$$
For more information from the National Weather Service visit
http://weather.gov/lasvegas
SM
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE
National Weather Service Reno NV
320 AM PDT Sat May 31 2025
CAZ274-NVZ420-421-429-011200-
/O.CON.KREV.FW.W.0001.250531T1800Z-250602T0600Z/
Southern Mono County-
Northern Sierra Front including Carson City, Douglas, Storey,
Southern Washoe, Western Lyon, and Far Southern Lassen Counties-
Southern Sierra Front including Alpine, Northern Mono, Southern
Lyon, and Western Mineral Counties-
Lahontan Basin including Churchill and Eastern Mineral Counties-
320 AM PDT Sat May 31 2025
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
11 PM PDT SUNDAY FOR GUSTY WINDS, LOW HUMIDITY, AND ISOLATED
LIGHTNING FOR PARTS OF WESTERN NEVADA AND THE EASTERN SIERRA
BELOW 7000 FEET...
* Affected Area...Fire Weather Zone 274 Southern Mono County,
Fire Weather Zone 420 Northern Sierra Front including Carson
City, Douglas, Storey, Southern Washoe, Western Lyon, and Far
Southern Lassen Counties, Fire Weather Zone 421 Southern
Sierra Front including Alpine, Northern Mono, Southern Lyon,
and Western Mineral Counties and Fire Weather Zone 429
Lahontan Basin including Churchill and Eastern Mineral
Counties.
* Winds...Southwest wind gusts 30 to 40 mph. Gusts to 50 mph in
wind prone areas.
* Humidity...10-15% during the day with poor overnight
recoveries around 20-35%.
* Thunderstorms...10-15% chance of isolated dry thunderstorms
with gusty, erratic outflow winds primarily in the Sierra.
* Duration...8 to 12 hours.
* Impacts...The combination of gusty winds and low humidity can
cause fire to rapidly grow in size and intensity before first
responders can contain them.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Avoid outdoor activities that can cause a spark near dry
vegetation, such as yard work, target shooting, or campfires.
Follow local fire restrictions. Check weather.gov/reno for
updates and livingwithfire.info for preparedness tips.
&&
$$
http://weather.gov/reno
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
247 PM PDT Sat May 31 2025
CAZ300>321-324-332-010600-
/O.CON.KHNX.HT.Y.0001.000000T0000Z-250601T1400Z/
West Side Mountains north of 198-Los Banos - Dos Palos-Merced -
Madera - Mendota-Planada - Le Grand - Snelling-Coalinga - Avenal-
West Side of Fresno and Kings Counties-Caruthers - San Joaquin -
Selma-Fresno-Clovis-West Side Mountains South of 198-Buttonwillow
- Lost Hills - I5-Delano-Wasco-Shafter-Hanford - Corcoran -
Lemoore-Visalia - Porterville - Reedley-Buena Vista-Bakersfield-
Southeast San Joaquin Valley-South End San Joaquin Valley-
Mariposa Madera Foothills-Mariposa-Madera Lower Sierra-Fresno-
Tulare Foothills-Fresno-Tulare Lower Sierra-South End Sierra
Foothills-Yosemite Valley-Kern River Valley-
Including the cities of Los Banos, Delano, Lost Hills, Lake
Mcclure, Coalinga, Lemoore Station, Sanger, Kettleman City,
Alpaugh, Hanford, Tulare, Oakhurst, San Luis Reservoir, Taft,
Selma, Bass Lake, Atwater, Bakersfield, Blackwells Corner,
Parlier, Wasco, Fish Camp, Auberry, Yosemite Valley, Fresno,
Coarsegold, Five Points, Corcoran, Shafter, Millerton Lake,
Goshen, Mariposa, Visalia, Madera, McKittrick, Lemoore,
Richgrove, Lake Isabella, Le Grand, Kingsburg, North Fork,
Porterville, Avenal, Merced, Kerman, Buttonwillow, Planada,
Kernville, Arvin, El Portal, and Lamont
247 PM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 AM PDT SUNDAY...
* WHAT...High temperatures up to 105 expected.
* WHERE...A portion of central California.
* WHEN...Until 7 AM PDT Sunday.
* IMPACTS...Moderate to Major risk for heat-related illnesses,
especially for those sensitive to heat.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Monitor the latest forecasts and warnings for updates.
&&
$$
JPK
URGENT - WEATHER MESSAGE
National Weather Service Reno NV
318 AM PDT Sat May 31 2025
NVZ001-004-010200-
/O.CON.KREV.HT.Y.0001.250531T1800Z-250601T0200Z/
Western Nevada Basin and Range including Pyramid Lake-Mineral and
Southern Lyon Counties-
Including the cities of Silver Springs, Fallon, Mina, Fernley,
Nixon, Lovelock, Yerington, Imlay, Hawthorne, Schurz, and Smith
Valley
318 AM PDT Sat May 31 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM
PDT THIS EVENING...
* WHAT...Temperatures between 100 and 103 degrees with widespread
Moderate HeatRisk and isolated Major HeatRisk.
* WHERE...Western Nevada Basin and Range including Pyramid Lake and
Mineral and Southern Lyon Counties.
* WHEN...From 11 AM this morning to 7 PM PDT this evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
CJ
Beach Hazards Statement
Coastal Hazard Message
National Weather Service Los Angeles/Oxnard CA
1237 PM PDT Sat May 31 2025
CAZ354-362-366-011000-
/O.NEW.KLOX.BH.S.0008.250601T1600Z-250604T0000Z/
Ventura County Beaches-Malibu Coast-Los Angeles County Beaches-
1237 PM PDT Sat May 31 2025
...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH
TUESDAY AFTERNOON...
* WHAT...A long period south swell will bring elevated surf up to
6 feet to south and southwest facing beaches, along with
dangerous rip currents.
* WHERE...Ventura County Beaches, Malibu Coast and Los Angeles
County Beaches.
* WHEN...From Sunday morning through Tuesday afternoon.
* IMPACTS...There is an increased risk of ocean drowning. Rip
currents can pull swimmers and surfers out to sea. Waves can
wash people off beaches and rocks, and capsize small boats
nearshore.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain out of the water due to hazardous swimming conditions, or
stay near occupied lifeguard towers. Rock jetties can be deadly
in such conditions, stay off the rocks.
&&
$$
Special Weather Statement
Special Weather Statement
National Weather Service San Joaquin Valley CA
502 PM PDT Sat May 31 2025
CAZ331-010030-
South End of the Upper Sierra CA-
502 PM PDT Sat May 31 2025
...A STRONG THUNDERSTORM WILL IMPACT EAST CENTRAL TULARE COUNTY
THROUGH 530 PM PDT...
At 501 PM PDT, Doppler radar was tracking a strong thunderstorm 18
miles southwest of Olancha, moving northwest at 5 mph.
HAZARD...Wind gusts up to 40 mph and pea size 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...
Casa Vieja Meadows, Blackrock, and Beach Meadows.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
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.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 3615 11810 3595 11825 3609 11849 3629 11828
TIME...MOT...LOC 0001Z 130DEG 6KT 3610 11825
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
$$
JPK
Special Weather Statement
National Weather Service OXNARD CA
500 PM PDT Sat May 31 2025
CAZ038-353-376-377-010045-
Santa Barbara County Interior Mountains CA-
Northern Ventura County Mountains CA-
Southern Ventura County Mountains CA-Cuyama Valley CA-
500 PM PDT Sat May 31 2025
...A STRONG THUNDERSTORM WILL IMPACT NORTHWESTERN VENTURA AND
NORTHEAST SANTA BARBARA COUNTIES THROUGH 545 PM PDT...
At 451 PM PDT, Doppler radar was tracking a strong thunderstorm near
Mount Pinos extending westward into Highway 33 and Big Pine Mountain
in Santa Barbara county. The storm was drifting to the southwest
at 5 to 10 mph.
HAZARD...Wind gusts of 50 to 55 mph and pea size hail. Numerous
lightning strikes occurring, mostly dry.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible. The numerous lightning strikes could cause
new fire ignitions.
Locations impacted include...
Western Lockwood Valley...
Big Pine Mountain...
Highway 33 from Lockwood Valley Road to the Santa Barbara County
line...
and Ventucopa.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3484 11925 3481 11924 3481 11918 3476 11917
3458 11939 3455 11963 3469 11970 3487 11960
TIME...MOT...LOC 2351Z 240DEG 49KT 3489 11916
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...55 MPH
$$
Gomberg
Air Quality Alert
CAZ048-012100-
San Bernardino and Riverside County Valleys-The Inland Empire-
Including the cities of Riverside, San Bernardino, Ontario,
Moreno Valley, Fontana, Rancho Cucamonga, and Corona
150 PM PDT Sat May 31 2025
...AIR QUALITY ALERT FOR HARMFUL FINE PARTICLE POLLUTION LEVELS DUE
TO WILDFIRE SMOKE...
* WHAT...The South Coast AQMD has issued an air quality alert due to
increased fine particle pollution from wildfire smoke.
* WHERE...in the Temecula and Aguanga valleys. Levels of particle
pollution can vary by time and location depending on fire activity
and local weather conditions.
* WHEN...from noon Saturday until 8 AM Sunday.
* IMPACTS... Particles in wildfire smoke can get deep into the lungs
and cause serious health problems such as heart attacks, strokes,
asthma attacks, and difficulty breathing. Everyone can be
affected, but sensitive groups such as people with lung or heart
disease, older adults, people who are pregnant, children, and those
who spend a lot of time outdoors are at greater risk.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To protect your health, if you smell or see smoke:
* Remain indoors with windows and doors closed
* Avoid intense outdoor physical activity
* Run your air conditioner and/or an air purifier
* If you must be outdoors, keep the time brief and wear a well-
fitting N-95 mask
* Do not use whole house fans or swamp coolers that bring in outside
air if you have other methods to stay cool
* Avoid other sources of pollution such as fireplaces, candles, incense,
grilling, and gasoline-powered lawn and garden equipment
* ADDITIONAL DETAILS...
To view current and forecasted air quality levels, visit the South
Coast Air Quality Management District website at aqmd.gov or download
the mobile app at www.aqmd.gov/mobileapp. Additional details for this
air quality alert may be available at www.aqmd.gov/advisory.
$$
