204  
WWUS46 KSGX 260900  
WSWSGX  
 
URGENT - WINTER WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
100 AM PST SUN JAN 26 2025  
 
CAZ055-056-262215-  
/O.CON.KSGX.WS.W.0001.000000T0000Z-250128T0000Z/  
SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS-  
INCLUDING THE CITIES OF CRESTLINE, WRIGHTWOOD, IDYLLWILD-PINE  
COVE, LAKE ARROWHEAD, RUNNING SPRINGS, BIG BEAR CITY, AND BIG  
BEAR LAKE  
100 AM PST SUN JAN 26 2025  
   
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST MONDAY  
 
* WHAT...PERIODS OF HEAVY SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS  
NEAR 3-6 INCHES ABOVE 4,000 FEET, 6-12 INCHES ABOVE 5,000 FT,  
12-18 INCHES ABOVE 6,000 FEET, UP TO 24 INCHES ABOVE 7500 FEET. UP  
TO AN INCH OF SNOW IS POSSIBLE NEAR 3500 FT SUNDAY NIGHT INTO  
MONDAY. WINDS GUSTING 45 TO 55 MPH THIS MORNING.  
 
* WHERE...RIVERSIDE COUNTY MOUNTAINS AND SAN BERNARDINO COUNTY  
MOUNTAINS.  
 
* WHEN...UNTIL 4 PM PST MONDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS. TRAVEL COULD BE VERY DIFFICULT  
TO IMPOSSIBLE. THE HAZARDOUS CONDITIONS COULD IMPACT THE MONDAY  
MORNING COMMUTE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF YOU MUST TRAVEL, KEEP AN EXTRA FLASHLIGHT, FOOD, AND WATER IN  
YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS FOR  
THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.  
 
PERSONS SHOULD DELAY ALL TRAVEL IF POSSIBLE. IF TRAVEL IS ABSOLUTELY  
NECESSARY, DRIVE WITH EXTREME CAUTION AND BE PREPARED FOR SUDDEN  
CHANGES IN VISIBILITY. LEAVE PLENTY OF ROOM BETWEEN YOU AND THE  
MOTORIST AHEAD OF YOU, AND ALLOW EXTRA TIME TO REACH YOUR  
DESTINATION. AVOID SUDDEN BRAKING OR ACCELERATION, AND BE ESPECIALLY  
CAUTIOUS ON HILLS OR WHEN MAKING TURNS. MAKE SURE YOUR CAR IS  
WINTERIZED AND IN GOOD WORKING ORDER.  
 
 
 
 
 
CAZ060-262215-  
/O.EXB.KSGX.WW.Y.0002.250127T0600Z-250127T1800Z/  
APPLE AND LUCERNE VALLEYS-  
INCLUDING THE CITIES OF ADELANTO, SOUTHERN CALIFORNIA LOGISTICS  
AIRPORT, VICTORVILLE, APPLE VALLEY, AND HESPERIA  
100 AM PST SUN JAN 26 2025  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10  
AM PST MONDAY...  
 
* WHAT...WET SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS UP TO ONE INCH.  
 
* WHERE...APPLE AND LUCERNE VALLEYS IN AREAS ABOVE THREE THOUSAND  
FEET.  
 
* WHEN...FROM 10 PM THIS EVENING TO 10 AM PST MONDAY.  
 
* IMPACTS...ROADS, AND ESPECIALLY BRIDGES AND OVERPASSES, WILL  
LIKELY BECOME SLICK AND HAZARDOUS. PLAN ON SLIPPERY ROAD  
CONDITIONS. THE HAZARDOUS CONDITIONS COULD IMPACT THE MONDAY  
MORNING COMMUTE.  
 
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.  
 
 
 
 
 
CAZ058-262215-  
/O.CON.KSGX.WW.Y.0002.000000T0000Z-250128T0000Z/  
SAN DIEGO COUNTY MOUNTAINS-  
INCLUDING THE CITIES OF PINE VALLEY  
100 AM PST SUN JAN 26 2025  
   
..WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY  
 
* WHAT...WET SNOW EXPECTED. TOTAL SNOW ACCUMULATIONS OF 2 TO 4  
INCHES, LOCALLY UP TO 8 INCHES. WINDS GUSTING AS HIGH AS 55 MPH  
THIS MORNING.  
 
* WHERE...SAN DIEGO COUNTY MOUNTAINS.  
 
* WHEN...UNTIL 4 PM PST MONDAY.  
 
* IMPACTS...PLAN ON SLIPPERY ROAD CONDITIONS. THE HAZARDOUS  
CONDITIONS COULD IMPACT THE MONDAY MORNING COMMUTE. GUSTY WINDS  
COULD BRING DOWN TREE BRANCHES.  
 
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.  
 
 
 
 
 
12  
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