048
FNUS75 KREV 211315
FWSREV
SPOT FORECAST FOR TAHOE HILLS URBAN LOTS...USFS/ LTBMU
NATIONAL WEATHER SERVICE RENO NV
515 AM PST FRI NOV 21 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 PST ON NOVEMBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE IN RENO.
DISCUSSION
* EAST WINDS GUSTING UP TO AROUND 30 MPH ARE FORECAST AT THE SITE
TODAY ALONG WITH DRY CONDITIONS. LIGHT RAIN CHANCES WILL FADE
IN THE MORNING.
* SLIGHTLY WARMER DAYTIME TEMPERATURES ARE EXPECTED TOMORROW WITH
LIGHT WINDS GUSTING UP TO AROUND 15 MPH.
* THE DRY PATTERN PERSISTS THROUGH THE WEEKEND INTO NEXT WEEK WITH
WARMER TEMPERATURES ON SUNDAY FOLLOWED BY A SLIGHT COOLING TREND
BEGINNING THE WORK WEEK.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING SUNNY.
TEMPERATURE.........33 AT IGNITION...MAX 41-42.
RH..................100% AT IGNITION...MIN 74-78%.
20-FOOT WINDS.......WINDS EAST AT 10 MPH AT IGNITION...OTHERWISE
EAST WINDS 7-10 MPH. GUSTS TO 30 MPH DECREASING
TO 25 MPH IN THE AFTERNOON.
CHC WETTING RAIN....5%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......2200-2700 FT AGL.
TRANSPORT WINDS.....EAST 25-30 MPH DECREASING TO AROUND 20 MPH LATE
IN THE AFTERNOON.
VENTILATION.........GOOD.
TIME (PST) 8 AM 11 AM 2 PM
SKY (%).........76 53 19
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE
TSTM COV........
CWR.............10 0 0
CHC OF THDR (%).0 0 0
TEMP............33 39 41
RH..............100 94 78
20 FT WIND......E 15G30 E 8G25 E 7G20
MX HT MSL (KFT).2.3 2.7 2.6
TRANSPORT WIND..E 30 E 25 E 20
VRATE KT-FT/1K..58 56 47
VENTRATE CAT....GOOD GOOD GOOD
TONIGHT
SKY/WEATHER.........CLEAR THEN BECOMING PARTLY CLOUDY THEN BECOMING
CLEAR.
TEMPERATURE.........MIN 28.
RH..................MAX 100%.
20-FOOT WINDS.......EAST WINDS 7-9 MPH INCREASING TO 7-12 MPH IN
THE LATE EVENING AND OVERNIGHT, THEN DECREASING
TO 7-8 MPH AFTER 3 AM. GUSTS TO 30 MPH.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......1000-1500 FT AGL.
TRANSPORT WINDS.....EAST AROUND 15 MPH.
VENTILATION.........FAIR TO MARGINAL.
TIME (PST) 4 PM 7 PM 10 PM 1 AM
SKY (%).........16 24 30 24
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............39 34 32 29
RH..............78 87 88 97
20 FT WIND......E 9G25 E 12G30 E 12G30 E 8G25
MX HT MSL (KFT).1.7 1.0 0.9 0.9
TRANSPORT WIND..E 15 E 15 E 15 E 15
VRATE KT-FT/1K..24 13 12 12
VENTRATE CAT....FAIR MRGL MRGL MRGL
SATURDAY
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY THEN BECOMING
SUNNY.
TEMPERATURE.........MAX 44-45.
RH..................MIN 70-73%.
20-FOOT WINDS.......UPSLOPE 3-7 MPH.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......1200-1700 FT AGL.
TRANSPORT WINDS.....EAST AROUND 15 MPH.
VENTILATION.........MARGINAL.
TIME (PST) 4 AM 7 AM 10 AM 1 PM
SKY (%).........18 25 21 8
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............29 29 39 44
RH..............99 100 91 73
20 FT WIND......E 6G15 E 6G15 E 5G15 E 3G15
MX HT MSL (KFT).0.9 0.9 1.5 1.7
TRANSPORT WIND..E 15 E 15 E 15 E 15
VRATE KT-FT/1K..11 11 17 18
VENTRATE CAT....MRGL MRGL MRGL MRGL
FORECASTER...RICHARDS/CHYBA
REQUESTED BY...DAVID DELEON
TYPE OF REQUEST...PRESCRIBED
.TAG 2526148.2/REV
.DELDT 11/21/25
.FORMATTERVERSION 2.0.0
.EMAIL DAVID.DELEON@USDA.GOV
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