403  
FNUS76 KHNX 240554  
FWSHNX  
 
SPOT FORECAST FOR FLOOD/WIND EVENT...NATIONAL PARK SERVICE  
NATIONAL WEATHER SERVICE HANFORD CA  
954 PM PST TUE DEC 23 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0856 PST ON DECEMBER 24.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..WIND ADVISORY IN EFFECT UNTIL 4 PM PST THURSDAY
 
 
   
DISCUSSION
 
 
A WINTER STORM WARNING IS IN EFFECT FOR THE YOSEMITE AREA THROUGH  
FRIDAY AFTERNOON. VERY ACTIVE WEATHER OVER THE NEXT FEW DAYS.  
TWO DISTINCT ROUNDS OF WIND/RAIN WITH HIGH ELEVATION SNOW ARE  
EXPECTED. THE FIRST ROUND OF PRECIPITATION AND GUSTY WINDS IS  
EXPECTED FROM AROUND 4AM WEDNESDAY THROUGH 4PM WEDNESDAY. EXPECT  
GUSTY WINDS WITH MODERATE SOMETIMES HEAVY RAIN TO OCCUR. THE  
SECOND ROUND IS EXPECTED FROM AROUND 8AM ON THURSDAY THROUGH  
AROUND 2PM ON THURSDAY. A FLOOD WATCH REMAINS IN EFFECT FOR THE  
HEAVIER RAIN AMOUNTS FOR MOST OF THE AREA INCLUDING THE SAN  
JOAQUIN VALLEY ALONG WITH A WINTER STORM WARNING FOR SNOW IN THE  
SIERRA NEVADA FROM TONIGHT THROUGH FRIDAY. RISES IN AREA RIVERS  
ARE ANTICIPATED DUE TO MODERATE TO HEAVY RAINFALL ACROSS THE  
REGION.  
 
   
WEDNESDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN.  
MAX TEMPERATURE.....AROUND 47.  
SURFACE WINDS (MPH).SOUTH WINDS 10 TO 16 MPH.  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
MIN TEMPERATURE.....AROUND 32.  
SURFACE WINDS (MPH).SOUTH WINDS 13 TO 16 MPH.  
   
CHRISTMAS DAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). RAIN IN THE MORNING,  
THEN RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 43.  
SURFACE WINDS (MPH).SOUTH WINDS 14 TO 22 MPH WITH GUSTS TO AROUND  
33 MPH.  
 

 
FORECASTER...CASTRO  
REQUESTED BY...IAN RIPPETOE  
TYPE OF REQUEST...OTHER  
.TAG 2528019.1/HNX  
.DELDT 12/24/25  
.FORMATTERVERSION 2.0.0  
.EMAIL IAN_RIPPETOE@NPS.GOV  
 
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