196  
FNUS75 KREV 300910  
FWSREV  
 
SPOT FORECAST FOR TAHOE HILLS URBAN LOTS...USFS/LTBMU  
NATIONAL WEATHER SERVICE RENO NV  
210 AM PDT THU OCT 30 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON OCTOBER 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL  
WEATHER SERVICE IN RENO.  
   
DISCUSSION
 
 
* WARM TEMPERATURES, DRY CONDITIONS, GENERALLY LIGHT WINDS CONTINUE  
THROUGH THE WEEKEND.  
 
* GENERALLY POOR MIXING IN THE MORNING WITH MARGINAL TO GOOD  
MIXING EXPECTED IN THE AFTERNOONS THROUGH THROUGH SATURDAY.  
 
* WIND GUSTS HIGHER THAN 20 MPH AND 20-50% CHANCE OF RAIN  
RETURN BY MID-WEEK NEXT WEEK.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY.  
TEMPERATURE.........38-43 AT IGNITION...MAX 61-66.  
RH..................65-70% AT IGNITION...MIN 32-37%.  
20-FOOT WINDS.......UPSLOPE WINDS 2-7 MPH.  
CHC WETTING RAIN....0%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......2700-3700 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING WEST 10-15 MPH IN THE  
AFTERNOON.  
VENTILATION.........POOR INCREASING TO GOOD IN THE AFTERNOON.  
 
TIME (PDT) 8 AM 11 AM 2 PM  
SKY (%).........21 22 49  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0  
CHC OF THDR (%).0 0 0  
TEMP............43 58 64  
RH..............60 45 33  
20 FT WIND......S 2G5 SW 2G5 W 2G10  
MX HT MSL (KFT).0.9 3.3 3.7  
TRANSPORT WIND..S 5 W 10 W 15  
VRATE KT-FT/1K..6 33 49  
VENTRATE CAT....POOR FAIR GOOD  
   
THURSDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING CLEAR.  
TEMPERATURE.........MIN 37-42.  
RH..................MAX 70-75%.  
20-FOOT WINDS.......DOWNSLOPE 1-6 MPH.  
CHC WETTING RAIN....0%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......900-1400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.  
VENTILATION.........FAIR DECREASING TO POOR IN THE LATE EVENING.  
 
TIME (PDT) 5 PM 8 PM 11 PM 2 AM  
SKY (%).........68 68 54 12  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF THDR (%).0 0 0 0  
TEMP............61 51 46 43  
RH..............39 51 54 57  
20 FT WIND......W 2G10 W 2G5 SW 2G5 SW 2G5  
MX HT MSL (KFT).1.9 0.9 0.8 0.8  
TRANSPORT WIND..W 15 SW 10 SW 10 SW 10  
VRATE KT-FT/1K..23 7 6 7  
VENTRATE CAT....FAIR POOR POOR POOR  
   
FRIDAY
 
 
SKY/WEATHER.........SUNNY.  
TEMPERATURE.........MAX 66-70.  
RH..................MIN 27-32%.  
20-FOOT WINDS.......UPSLOPE WINDS 2-7 MPH.  
CHC WETTING RAIN....0%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......2000-3000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH EARLY IN THE MORNING  
BECOMING LIGHT.  
VENTILATION.........POOR INCREASING TO MARGINAL IN THE AFTERNOON.  
 
TIME (PDT) 5 AM 8 AM 11 AM 2 PM  
SKY (%).........7 8 7 9  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0  
CHC OF THDR (%).0 0 0 0  
TEMP............39 40 57 65  
RH..............70 65 44 29  
20 FT WIND......SW 1 SE 1 E 1G5 N 1G5  
MX HT MSL (KFT).0.8 0.8 1.8 3.0  
TRANSPORT WIND..SW 10 S 5 S 5 W 5  
VRATE KT-FT/1K..6 4 7 12  
VENTRATE CAT....POOR POOR POOR MRGL  
 

 
FORECASTER...CRESPO/RICHARDS  
REQUESTED BY...DAVID DELEON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2524455.3/REV  
.DELDT 10/30/25  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.DELEON@USDA.GOV  
 
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