507
FNUS75 KREV 161751
FWSREV
SPOT FORECAST FOR ASH CANYON BURN...CCFD
NATIONAL WEATHER SERVICE RENO NV
951 AM PST TUE DEC 16 2025
FORECAST IS BASED ON IGNITION TIME OF 1000 PST ON DECEMBER 16.
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
* PATTERN CHANGE BRINGS INCREASING SOUTHWEST WINDS UP TO ~40 MPH
AND A 30-45% CHANCE OF WETTING RAINS LATER TODAY INTO WEDNESDAY.
* THURSDAY BRINGS A BRIEF PAUSE IN RAIN CHANCES WITH BREEZY
SOUTHWEST WINDS.
* PERIODS OF GUSTY WINDS AND RAIN POSSIBLE FRIDAY INTO EARLY
NEXT WEEK.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN EARLY IN
THE AFTERNOON, THEN CHANCE OF RAIN LATE IN THE
AFTERNOON.
TEMPERATURE.........47-49 AT IGNITION...MAX 58-59.
RH..................65-70% AT IGNITION...MIN 58%.
20-FOOT WINDS.......WINDS SOUTHWEST AT 6 MPH AT
IGNITION...OTHERWISE SOUTHWEST 6-9 MPH
GUSTING 15 MPH.
CHC WETTING RAIN....5%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......1700-2200 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
VENTILATION.........MARGINAL.
TIME (PST) 10 AM 1 PM
SKY (%).........79 61
WEATHER COV.....S CHC CHANCE
WEATHER TYPE....RAIN RAIN
TSTM COV........
CWR.............10 10
CHC OF THDR (%).0 0
TEMP............48 56
RH..............70 61
20 FT WIND......SW 6G10 SW 6G15
MX HT MSL (KFT).1.8 2.2
TRANSPORT WIND..W 10 W 10
VRATE KT-FT/1K..12 15
VENTRATE CAT....MRGL MRGL
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF RAIN IN THE EVENING AND
OVERNIGHT, THEN RAIN LIKELY AFTER 3 AM.
TEMPERATURE.........MIN 45-47.
RH..................MAX 77-83%.
20-FOOT WINDS.......SOUTH WINDS 7-9 MPH INCREASING TO SOUTHWEST
15-25 MPH WITH GUSTS TO AROUND 40 MPH.
CHC WETTING RAIN....5% INCREASING TO 30% OVERNIGHT.
CHANCE OF THUNDER...5%.
MIXING HEIGHT.......1000-1300 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH INCREASING TO WEST 25-30
MPH OVERNIGHT.
VENTILATION.........FAIR TO MARGINAL.
TIME (PST) 4 PM 7 PM 10 PM 1 AM
SKY (%).........44 43 37 76
WEATHER COV.....S CHC S CHC S CHC LIKELY
WEATHER TYPE....RAIN RAIN RAIN RAIN
TSTM COV........
CWR.............10 10 30 30
CHC OF THDR (%).0 0 0 10
TEMP............52 49 50 49
RH..............72 75 73 74
20 FT WIND......S 9G15 SW 15G30 SW 21G35 SW 25G40
MX HT MSL (KFT).1.2 1.0 1.0 1.0
TRANSPORT WIND..SW 10 SW 15 W 25 W 30
VRATE KT-FT/1K..11 13 20 27
VENTRATE CAT....MRGL MRGL MRGL FAIR
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING SUNNY. RAIN LIKELY
EARLY IN THE MORNING, THEN CHANCE OF RAIN IN
THE LATE MORNING AND EARLY AFTERNOON.
TEMPERATURE.........MAX 53-54.
RH..................MIN 50-55%.
20-FOOT WINDS.......SOUTHWEST WINDS 20-25 MPH WITH GUSTS TO AROUND
45 MPH SHIFTING TO THE WEST 19-24 MPH WITH
GUSTS TO AROUND 40 MPH EARLY IN THE AFTERNOON,
THEN DECREASING TO 10-20 MPH LATE IN THE
AFTERNOON.
CHC WETTING RAIN....45% DECREASING TO 5% IN THE AFTERNOON.
CHANCE OF THUNDER...5%.
MIXING HEIGHT.......1700-2700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 30 MPH INCREASING TO WEST
40-45 MPH IN THE LATE MORNING AND EARLY
AFTERNOON, THEN DECREASING TO AROUND 35 MPH
LATE IN THE AFTERNOON.
VENTILATION.........FAIR TO EXCELLENT.
TIME (PST) 4 AM 7 AM 10 AM 1 PM
SKY (%).........79 55 50 9
WEATHER COV.....LIKELY CHANCE CHANCE
WEATHER TYPE....RAIN RAIN RAIN NONE
TSTM COV........
CWR.............50 50 10 10
CHC OF THDR (%).10 10 0 0
TEMP............50 49 50 53
RH..............71 78 83 66
20 FT WIND......SW 25G45 W 25G40 W 24G40 W 20G30
MX HT MSL (KFT).1.0 2.7 2.7 2.6
TRANSPORT WIND..SW 30 W 40 W 45 W 35
VRATE KT-FT/1K..24 93 105 85
VENTRATE CAT....FAIR VYGD EXNT VYGD
FORECASTER...CHYBA
REQUESTED BY...JAKE TIGNAC
TYPE OF REQUEST...PRESCRIBED
.TAG 2527810.0/REV
.DELDT 12/16/25
.FORMATTERVERSION 2.0.0
.EMAIL JTIGNAC@CARSONCITY.GOV
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