225
FNUS75 KREV 161203
FWSREV
SPOT FORECAST FOR ASH CREEK HAND PILES...USFS
NATIONAL WEATHER SERVICE RENO NV
403 AM PST TUE DEC 16 2025
FORECAST IS BASED ON IGNITION TIME OF 0900 PST ON DECEMBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE IN RENO.
...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 PM PST
WEDNESDAY...
DISCUSSION
* SOUTHWEST WINDS WILL PICKUP WEDNESDAY AND THURSDAY, CARRYING A
55% CHANCE FOR GUSTS OVER 45 MPH.
* EXPECT RAIN BEGINNING TUESDAY NIGHT INTO WEDNESDAY MORNING WITH
WETTING RAINS POSSIBLE.
* AN ACTIVE PATTERN WILL PERSIST FROM NEXT WEEKEND THROUGH CHRISTMAS,
BRINGING FURTHER ROUNDS OF GUSTY WINDS AND RAINFALL.
WEDNESDAY
SKY/WEATHER.........CLOUDY. RAIN LATE IN THE MORNING, THEN RAIN
LIKELY IN THE AFTERNOON.
TEMPERATURE.........39-43 AT IGNITION...MAX 46-49.
RH..................91-96% AT IGNITION...MIN 73-77%.
20-FOOT WINDS.......WEST WINDS 15-25 MPH WITH GUSTS TO AROUND 45
MPH DECREASING FROM THE SOUTHWEST 10-15 MPH
WITH GUSTS TO AROUND 25 MPH IN THE EARLY
EVENING.
CHC WETTING RAIN....30% DECREASING TO 0% IN THE AFTERNOON.
CHANCE OF THUNDER...10% IN THE MORNING.
MIXING HEIGHT.......2300-3300 FT AGL.
TRANSPORT WINDS.....WEST 25-30 MPH.
VENTILATION.........GOOD.
TIME (PST) 9 AM NOON 3 PM
SKY (%).........97 76 76
WEATHER COV.....DEFNTE LIKELY LIKELY
WEATHER TYPE....RAIN RAIN RAIN
TSTM COV........
CWR.............30 0 0
CHC OF THDR (%).10 0 0
TEMP............43 45 43
RH..............96 83 75
20 FT WIND......W 25G40 W 17G30 W 13G25
MX HT MSL (KFT).1.7 2.5 3.3
TRANSPORT WIND..W 30 W 25 W 25
VRATE KT-FT/1K..43 52 67
VENTRATE CAT....GOOD GOOD GOOD
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF RAIN IN THE EVENING, THEN
CHANCE OF RAIN OVERNIGHT.
TEMPERATURE.........MIN 34-37.
RH..................MAX 83-87%.
20-FOOT WINDS.......SOUTHWEST WINDS 8-13 MPH WITH GUSTS TO 20 MPH EARLY
IN THE EVENING INCREASING TO 13-17 MPH WITH GUSTS TO
30 MPH AFTER 3 AM.
CHC WETTING RAIN....10% IN THE EVENING.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......900-1400 FT AGL.
TRANSPORT WINDS.....WEST 10-15 MPH SHIFTING TO THE SOUTH OVERNIGHT.
VENTILATION.........FAIR TO POOR.
TIME (PST) 4 PM 7 PM 10 PM 1 AM
SKY (%).........35 56 78 84
WEATHER COV.....S CHC S CHC CHANCE CHANCE
WEATHER TYPE....RAIN RAIN RAIN RAIN
TSTM COV........
CWR.............10 10 0 0
CHC OF THDR (%).0 0 0 0
TEMP............42 40 40 40
RH..............76 78 82 77
20 FT WIND......W 8G15 SW 6G10 S 6G10 S 9G15
MX HT MSL (KFT).2.2 1.0 1.0 0.8
TRANSPORT WIND..W 15 W 10 S 10 SW 10
VRATE KT-FT/1K..31 7 8 8
VENTRATE CAT....FAIR POOR POOR POOR
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY.
TEMPERATURE.........MAX 49-52.
RH..................MIN 70-74%.
20-FOOT WINDS.......SOUTHWEST WINDS 15-20 MPH WITH GUSTS TO AROUND
40 MPH.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......2400-3400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 15-20 MPH INCREASING TO 25-30 MPH IN
THE AFTERNOON.
VENTILATION.........MARGINAL TO VERY GOOD.
TIME (PST) 4 AM 7 AM 10 AM 1 PM
SKY (%).........79 79 76 76
WEATHER COV.....LIKELY LIKELY LIKELY LIKELY
WEATHER TYPE....RAIN RAIN RAIN RAIN
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............41 42 45 50
RH..............74 77 87 72
20 FT WIND......SW 13G20 SW 15G30 SW 15G30 SW 17G35
MX HT MSL (KFT).0.8 1.0 2.3 3.4
TRANSPORT WIND..SW 15 SW 20 SW 25 SW 30
VRATE KT-FT/1K..9 16 52 91
VENTRATE CAT....MRGL MRGL GOOD VYGD
FORECASTER...JOHNSTON/CRESPO
REQUESTED BY...CHRIS CROWL
TYPE OF REQUEST...PRESCRIBED
.TAG 2527708.0/REV
.DELDT 12/16/25
.FORMATTERVERSION 2.0.0
.EMAIL CHRISTOPHER.CROWL@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page