776  
FNUS76 KMFR 250355  
FWSMFR  
 
SPOT FORECAST FOR SHASTA VALLEY WILDLIFE RX...CAL FIRE  
NATIONAL WEATHER SERVICE MEDFORD OR  
855 PM PDT THU OCT 24 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON OCTOBER 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
WE ARE EXPECTING MODERATE OVERNIGHT RH RECOVERIES  
TONIGHT (~70%) LEADING INTO FRIDAY'S IGNITION TIME. WITH THESE  
RECOVERIES, A DRY AFTERNOON IS EXPECTED AS RH DROPS DOWN INTO THE  
20 PERCENT RANGE ON FRIDAY. TYPICAL DIURNAL MIXING EXPECTED WITH  
THE INVERSION BREAKING AROUND 1PM TO 2PM FRIDAY AFTERNOON.  
THEREAFTER, SOUTHERLY WINDS WILL STRENGTHEN IN THE AFTERNOON, AND  
WILL REMAIN BREEZY THROUGH THE AFTERNOON HOURS. RAIN CHANCES  
START TO INCREASE FRIDAY NIGHT WITH WIDESPREAD WETTING RAIN  
CHANCES THROUGH THE WEEKEND.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING  
SUNNY (10-20 PERCENT). WIDESPREAD FROST EARLY  
IN THE MORNING.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........23 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST UP TO 3 MPH IN  
THE AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 8 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......3600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 37.  
MAX HUMIDITY........73 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 6 MPH.  
WIND (20 FT)........SOUTH WINDS 5 TO 15 MPH.  
MIXING HEIGHT.......700 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 12 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
   
SATURDAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........34 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH AROUND 2 MPH IN THE  
AFTERNOON.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......5400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.  
CWR.................0 PERCENT.  
LAL.................1.  
 

 
FORECASTER...GUERRERO  
REQUESTED BY...JEREMY JOHNSON RX IC (T)  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2424821.0/MFR  
.DELDT 10/25/24  
.FORMATTERVERSION 2.0.0  
.EMAIL JEREMY.JOHNSON@FIRE.CA.GOV  
 
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