San Bernardino County, California
To view the watches and warnings information that we have available you will need to select your city, county, or state first.
Enter City, State or Zip Code to Select a Location from the List
Watch/Warnings
Click to view enlarged map

The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: San Bernardino County, California
« View county list

Flash Flood Watch
CAZ048-055>057-060-065-552-554-221400-
/O.CON.KSGX.FF.A.0002.170122T2000Z-170124T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-
SANTA ANA MOUNTAINS AND FOOTHILLS-APPLE AND LUCERNE VALLEYS-
SAN GORGONIO PASS NEAR BANNING-ORANGE COUNTY COASTAL AREAS-
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF...RIVERSIDE...SAN BERNARDINO...ONTARIO...
MORENO VALLEY...FONTANA...RANCHO CUCAMONGA...CORONA...CRESTLINE...
LAKE ARROWHEAD...BIG BEAR CITY...BIG BEAR LAKE...
RUNNING SPRINGS...WRIGHTWOOD...IDYLLWILD-PINE COVE...
VICTORVILLE...HESPERIA...APPLE VALLEY...LUCERNE VALLEY...
BANNING...DESERT HOT SPRINGS...HUNTINGTON BEACH...COSTA MESA...
NEWPORT BEACH...LAGUNA BEACH...SAN CLEMENTE...SANTA ANA...
ANAHEIM...GARDEN GROVE...IRVINE...ORANGE...FULLERTON...
MISSION VIEJO
908 PM PST SAT JAN 21 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY EVENING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF SOUTHERN CALIFORNIA...SOUTHWEST CALIFORNIA AND
SOUTHWESTS CALIFORNIA...INCLUDING THE FOLLOWING AREAS...IN
SOUTHERN CALIFORNIA...SAN BERNARDINO AND RIVERSIDE COUNTY
VALLEYS-THE INLAND EMPIRE. IN SOUTHWEST CALIFORNIA...APPLE AND
LUCERNE VALLEYS...ORANGE COUNTY COASTAL AREAS...ORANGE COUNTY
INLAND AREAS...SAN BERNARDINO COUNTY MOUNTAINS...SAN GORGONIO
PASS NEAR BANNING AND SANTA ANA MOUNTAINS AND FOOTHILLS. IN
SOUTHWESTS CALIFORNIA...RIVERSIDE COUNTY MOUNTAINS.

* FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING

* HEAVY RAIN WILL OCCUR AT TIMES FROM MIDDAY SUNDAY THROUGH MONDAY
EVENING. RAINFALL RATES COULD LOCALLY REACH OR EXCEED ONE INCH
PER HOUR. THIS WILL BRING A RISK OF FLASH FLOODING. HEAVY RAINS
OVER RECENT BURN SCARS COULD RESULT IN DEBRIS FLOWS AND MUD
SLIDES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

High Wind Warning
CAZ060-222230-
/O.EXT.KSGX.HW.W.0002.170122T1800Z-170124T0200Z/
APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF...VICTORVILLE...HESPERIA...APPLE VALLEY
410 AM PST SUN JAN 22 2017

...HIGH WIND WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO
6 PM PST MONDAY...

* WINDS...AREAS OF SOUTH WINDS 25 TO 35 MPH WITH GUSTS TO 60
MPH...BECOMING SOUTHWEST TO WEST TONIGHT AND MONDAY. DAMAGING
WIND GUSTS TO 85 MPH NEAR THE SLOPES OF SAN BERNARDINO COUNTY
MOUNTAINS FOR THIS AFTERNOON AND EARLY EVENING.

* IMPACTS...DRIVING WILL BE DANGEROUS FOR HIGH-PROFILE VEHICLES.
MOTORISTS SHOULD ALSO BE ALERT FOR DEBRIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

High Wind Warning
CAZ048-222230-
/O.EXT.KSGX.HW.W.0002.170122T1800Z-170123T2000Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
INCLUDING THE CITIES OF...RIVERSIDE...SAN BERNARDINO...ONTARIO...
MORENO VALLEY...FONTANA...RANCHO CUCAMONGA...CORONA
410 AM PST SUN JAN 22 2017

...HIGH WIND WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO
NOON PST MONDAY...

* WINDS...AREAS OF SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 40
MPH...BECOMING SOUTHWEST FOR TONIGHT AND MONDAY. ISOLATED GUSTS
TO 60 MPH FOR THIS AFTERNOON AND EARLY EVENING.

* IMPACTS...THE WINDS WILL MAKE DRIVING DIFFICULT...ESPECIALLY
FOR MOTORISTS WITH HIGH PROFILE VEHICLES. WATCH FOR BROKEN
TREE LIMBS...DOWNED POWER LINES...AND OTHER DEBRIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

Wind Advisory
AZZ036-CAZ523>525-NVZ016-017-020>022-230000-
/O.CON.KVEF.WI.Y.0008.170122T1500Z-170124T0000Z/
LAKE MEAD NATIONAL RECREATION AREA-WESTERN MOJAVE DESERT-
EASTERN MOJAVE DESERT-MORONGO BASIN-NORTHEAST CLARK COUNTY-
WESTERN CLARK AND SOUTHERN NYE COUNTY-LAS VEGAS VALLEY-
SOUTHERN CLARK COUNTY-
INCLUDING THE CITIES OF...BULLHEAD CITY...OATMAN...
MOHAVE VALLEY...BARSTOW...DAGGETT...FORT IRWIN...BAKER...
MOUNTAIN PASS...MITCHELL CAVERNS...MORONGO VALLEY...
YUCCA VALLEY...TWENTYNINE PALMS...MESQUITE...OVERTON...MOAPA...
PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...
LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY...
HOOVER DAM...LAUGHLIN...PRIMM....SEARCHLIGHT...CAL-NEV-ARI
254 AM PST SUN JAN 22 2017 /354 AM MST SUN JAN 22 2017/

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM PST /8 AM MST/ THIS
MORNING TO 4 PM PST /5 PM MST/ MONDAY...

* TIMING...WINDS ARE EXPECTED TO INCREASE TODAY...PEAK
TONIGHT...THEN DIMINISH MONDAY AFTERNOON. PORTIONS OF THE LAS
VEGAS VALLEY MAY NOT SEE STRONG WINDS UNTIL TONIGHT.

* WINDS...SOUTH TO SOUTHWEST 25 TO 35 MPH WITH GUSTS 35 TO 45 MPH.

* IMPACTS...STRONG WINDS WILL CREATE DIFFICULT DRIVING
CONDITIONS...ESPECIALLY FOR HIGH-PROFILE VEHICLES. LOOSE OR
UNSECURED OBJECTS AND TEMPORARY STRUCTURES MAY BE BLOWN AWAY
OR DAMAGED. STRONG WINDS CAN ALSO CREATE HAZARDOUS BOATING
CONDITIONS DUE TO HIGH WAVE ACTIVITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CHECK ROAD CONDITIONS BEFORE DEPARTING AND BE PREPARED FOR SUDDEN
STRONG CROSSWINDS. USE EXTREME CAUTION ON THE WATER AND BE AWARE
OF WAVE ACTIVITY. SECURE ANY LOOSE OBJECTS OR TEMPORARY
STRUCTURES.

&&

$$
Winter Storm Warning
CAZ055-222230-
/O.EXT.KSGX.WS.W.0003.170122T1600Z-170124T0200Z/
SAN BERNARDINO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD
432 AM PST SUN JAN 22 2017

...WINTER STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO
6 PM PST MONDAY...

* SNOW LEVELS...NEAR 5500 FEET EARLY TODAY...RISING TO AROUND 6500
FEET LATE THIS AFTERNOON...THEN FALLING TO 4500 FEET LATE
TONIGHT...AND AROUND 4000 FEET ON MONDAY.

* WINDS...AREAS OF SOUTH TO WINDS STRENGTHENING TO 25 TO 35 MPH
WITH GUSTS TO 65 MPH...BECOMING SOUTHWEST TO WEST 20 TO 30 MPH
WITH GUSTS TO 60 MPH FOR TONIGHT AND MONDAY. DAMAGING GUSTS TO
90 MPH NEAR MOUNTAIN RIDGE TOPS AND ALONG DESERT SLOPES FOR THIS
AFTERNOON AND EARLY EVENING.

* SNOW...DEVELOPING SUNDAY...BECOMING HEAVY AT TIMES FOR THIS
AFTERNOON AND EARLY EVENING WITH SNOW SHOWERS CONTINUING
THROUGH MONDAY.

* SNOW ACCUMULATIONS...3 INCHES OF MORE ABOVE 4000 FEET...WITH 12
TO 24 INCHES ABOVE 6000 FEET...AND LOCALLY 2 FEET OR MORE ABOVE
7000 FEET.

* VISIBILITY...NEAR ZERO AT TIMES IN SNOW...BLOWING SNOW...AND
FOG.

* IMPACTS...TRAVEL WILL BE DANGEROUS AT TIMES OVER THE MOUNTAINS
DUE TO SNOW COVERED ROADS...STRONG WINDS AND LOW VISIBILITY.
DANGEROUS CROSS WINDS EXPECTED FOR HIGH PROFILE VEHICLES.
WINDS MAY CAUSE STRUCTURAL DAMAGE AND KNOCK DOWN TREES AND
POWER LINES.

* OUTLOOK...SNOW SHOWERS WILL CONTINUE AT TIMES FOR MONDAY NIGHT
AND TUESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
Weather Alerts by Type
Air Quality Alert
Aviation Weather Warning
Blizzard Warning
Coastal Flood Advisory
Coastal Flood Statement
Coastal Flood Watch
Dense Fog Advisory
Fire Weather Warning
Flash Flood Watch
Flood Advisory
Flood Warning
Flood Watch
High Surf Advisory
High Surf Warning
High Wind Warning
High Wind Watch
Hydrologic Statement
Lake Wind Advisory
Marine Warning
Rip Current Statement
Severe Thunderstorm Warning
Special Weather Statement
Tornado Warning
Tornado Watch
Wind Advisory
Wind Chill Advisory
Wind Chill Warning
Winter Storm Warning
Winter Storm Watch
Winter Weather Advisory
Additional Severe Weather Maps
Severe Outlook Today
Severe Outlook Today
WSI's Severe Outlook Map displays current Watches, Warnings and Advisories via County Fill colors.
Severe Outlook Tomorrow
Severe Outlook Tomorrow
WSI's Severe Outlook Forecast Map displaying projected Watches, Warnings and Advisories.
THUNDERcast
THUNDERcast
The THUNDERcast map shows areas of probability for regional or national thunderstorms for the current day.
1Km Storm Watch
1Km Storm Watch
The 1Km map allows you to view 1 kilometer (km) resolution radar imagery both nationally and regionally.
Metro Storm Watch
Metro Storm Watch
The Metro map allows you to view 1 kilometer (km) resolution radar imagery.
Advertisements
Track Severe Weather on mobile