San Bernardino County, California
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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
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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
CAZ060-221400-
/O.EXP.KSGX.WI.Y.0005.000000T0000Z-170122T0200Z/
/O.CON.KSGX.HW.W.0002.170122T2000Z-170124T0200Z/
APPLE AND LUCERNE VALLEYS-
INCLUDING THE CITIES OF...VICTORVILLE...HESPERIA...APPLE VALLEY
559 PM PST SAT JAN 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO 6 PM
PST MONDAY...
...WIND ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING...

* WINDS...AREAS OF SOUTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 60
MPH...BECOMING SOUTHWEST TO WEST ON MONDAY. DAMAGING WIND GUSTS
TO 85 MPH NEAR THE SLOPES OF SAN BERNARDINO COUNTY MOUNTAINS
LATE SUNDAY AFTERNOON AND SUNDAY NIGHT.

* 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
CAZ048-221400-
/O.CON.KSGX.HW.W.0002.170123T0000Z-170123T2000Z/
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE-
INCLUDING THE CITIES OF...RIVERSIDE...SAN BERNARDINO...ONTARIO...
MORENO VALLEY...FONTANA...RANCHO CUCAMONGA...CORONA
559 PM PST SAT JAN 21 2017

...HIGH WIND WARNING REMAINS IN EFFECT FROM 4 PM SUNDAY TO NOON
PST MONDAY...

* WINDS...AREAS OF SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35
MPH...BECOMING SOUTHWEST ON MONDAY. LOCAL GUSTS TO 60 MPH
POSSIBLE LATE SUNDAY 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
CAZ523>525-221200-
/O.CAN.KVEF.WI.Y.0007.000000T0000Z-170122T0000Z/
/O.CON.KVEF.WI.Y.0008.170122T1500Z-170124T0000Z/
WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN-
INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FORT IRWIN...
BAKER...MOUNTAIN PASS...MITCHELL CAVERNS...MORONGO VALLEY...
YUCCA VALLEY...TWENTYNINE PALMS
242 PM PST SAT JAN 21 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM SUNDAY TO 4 PM PST
MONDAY...
...WIND ADVISORY IS CANCELLED FOR THE REST OF THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE WIND
ADVISORY.

* TIMING...WINDS WILL CONTINUE TO DECREASE THE REST OF THIS
AFTERNOON. WINDS ARE EXPECTED TO INCREASE AGAIN SUNDAY...PEAK
SUNDAY NIGHT BEFORE DECREASING MONDAY AFTERNOON.

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

* IMPACTS...STRONG WINDS WILL CREATE DIFFICULT DRIVING
CONDITIONS...ESPECIALLY FOR HIGH-PROFILE VEHICLES. THIS
INCLUDES INTERSTATES 15 AND 40 THROUGH SAN BERNARDINO COUNTY.
LOOSE OR UNSECURED OBJECTS AND TEMPORARY STRUCTURES MAY BE
BLOWN AWAY OR DAMAGED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CHECK ROAD CONDITIONS BEFORE DEPARTING AND BE PREPARED FOR SUDDEN
STRONG CROSSWINDS. SECURE ANY LOOSE OBJECTS OR TEMPORARY
STRUCTURES.

&&

$$

Winter Storm Warning
CAZ055-220600-
/O.CON.KSGX.WS.W.0003.170122T2000Z-170124T0200Z/
SAN BERNARDINO COUNTY MOUNTAINS-
INCLUDING THE FOLLOWING LOCATIONS...CRESTLINE...LAKE ARROWHEAD...
BIG BEAR CITY...BIG BEAR LAKE...RUNNING SPRINGS...WRIGHTWOOD
152 PM PST SAT JAN 21 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON SUNDAY TO
6 PM PST MONDAY...

* SNOW LEVELS...NEAR 5500 FEET EARLY SUNDAY...RISING TO AROUND
7500 FEET LATE SUNDAY AFTERNOON...THEN FALLING TO 5000 TO 5500 FEET
LATE SUNDAY NIGHT...AND AROUND 4000 FEET MONDAY.

* WINDS...AREAS OF SOUTH TO SOUTHWEST WINDS STRENGTHENING TO 25
TO 35 MPH WITH GUSTS TO 65 MPH...BECOMING SOUTHWEST TO WEST
LATE SUNDAY NIGHT AND MONDAY. DAMAGING GUSTS TO 90 MPH NEAR
MOUNTAIN RIDGE TOPS AND ALONG DESERT SLOPES FOR SUNDAY
AFTERNOON AND EVENING.

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

* SNOW ACCUMULATIONS...3 INCHES OF MORE ABOVE 4000 FEET...WITH 10
TO 20 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.

&&

$$

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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."
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