091  
FNUS76 KSTO 201216  
FWSSTO  
 
SPOT FORECAST FOR WINTON SCHAADS VMP...CAL FIRE  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
416 AM PST THU NOV 20 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 PST ON NOVEMBER 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
A QUICK MOVING WEATHER SYSTEM MOVING THROUGH NORCAL WILL BRING  
RAIN SHOWERS THROUGH THIS AFTERNOON. HEAVIEST PRECIPITATION IS  
EXPECTED THROUGH THE MORNING, WITH ISOLATED SHOWERS REMAINING  
POSSIBLE THROUGH THE AFTERNOON. GENERALLY LIGHT RAINFALL IS  
EXPECTED WITH FORECAST RAIN TOTALS AROUND 0.25 TO 0.5 INCHES BY  
THE EVENING. WARMER AND DRIER WEATHER IS THEN ON TRACK FRIDAY INTO  
THE WEEKEND. WINDS WILL PRIMARILY BE LIGHT AND TERRAIN DRIVEN.  
   
TODAY  
 
SKY/WEATHER.........CLOUDY. RAIN SHOWERS LIKELY.  
MAX TEMPERATURE.....37-42.  
MIN HUMIDITY........95-100 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT SOUTH-SOUTHWEST WINDS.  
RIDGETOP...........SOUTHWEST AROUND 4 MPH.  
MIXING HEIGHT.......RISING TO NEAR 1200 FT AGL BY THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST AROUND 4 MPH.  
CWR.................85 PERCENT IN THE MORNING, DECREASING TO AROUND  
39 PERCENT IN THE AFTERNOON.  
CHANCE OF THUNDER...UP TO 8 PERCENT IN THE AFTERNOON.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY TO PARTLY CLOUDY. CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS  
OVERNIGHT.  
MIN TEMPERATURE.....32-37.  
MAX HUMIDITY........95-100 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST UP TO 5 MPH  
OVERNIGHT.  
RIDGETOP...........NORTHEAST AROUND 4 MPH.  
MIXING HEIGHT.......FALLING TO NEAR 100 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....NORTHEAST AROUND 4 MPH.  
CWR.................10 PERCENT IN THE EARLY EVENING.  
CHANCE OF THUNDER...0 PERCENT.  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....48-53.  
MIN HUMIDITY........68-73 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS UP TO 5 MPH IN THE MORNING BECOMING  
LIGHT.  
RIDGETOP...........EAST AROUND 9 MPH.  
MIXING HEIGHT.......RISING TO NEAR 2800 FT AGL BY THE AFTERNOON.  
TRANSPORT WINDS.....EAST AROUND 9 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
 
FORECASTER...IDS  
REQUESTED BY...TYLER LOVE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525574.3/STO  
.DELDT 11/20/25  
.FORMATTERVERSION 2.0.0  
.EMAIL NATE.ULVEVADET@FIRE.CA.GOV,STEVEN.HEWLETT@FIRE.CA.GOV,TYLER.LOVE@FIRE.CA.GOV  
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