178
FNUS75 KREV 161021
FWSREV
SPOT FORECAST FOR DITCH CAMP RX...CAL FIRE/LMU
NATIONAL WEATHER SERVICE RENO NV
321 AM PDT TUE SEP 16 2025
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON SEPTEMBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE IN RENO.
DISCUSSION
* WARMING AND DRYING CONDITIONS ARE EXPECTED THROUGH AT LEAST
THURSDAY WITH LIGHT WINDS.
* MODERATE RELATIVE HUMIDITY RECOVERIES ARE EXPECTED AT NIGHT WITH
AFTERNOON HUMIDITY DROPPING TO NEAR 15% TODAY AND THURSDAY.
* COOLER TEMPERATURES AND CHANCES FOR SHOWERS RETURN BY FRIDAY,
WITH ISOLATED THUNDERSTORMS ALSO POSSIBLE.
WEDNESDAY
SKY/WEATHER.........SUNNY.
TEMPERATURE.........47-50 AT IGNITION...MAX 83-86.
RH..................52-56% AT IGNITION...MIN 15-18%.
20-FOOT WINDS.......WINDS SOUTHEAST 4-8 MPH BECOMING WEST AFTER
3 PM.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......700-1000 FT AGL IN THE MORNING INCREASING TO
7100-8100 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS.
VENTILATION.........POOR IN THE MORNING THEN GOOD.
TIME (PDT) 7 AM 10 AM 1 PM 4 PM
SKY (%).........8 4 0 2
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............49 67 82 86
RH..............52 29 18 16
20 FT WIND......SE 6G10 E 5 S 3G5 W 6G10
MX HT MSL (KFT).0.7 1.1 4.4 8.6
TRANSPORT WIND..SE 5 SE 5 S 5 SW 5
VRATE KT-FT/1K..3 4 26 52
VENTRATE CAT....POOR POOR FAIR GOOD
WEDNESDAY NIGHT
SKY/WEATHER.........CLEAR.
TEMPERATURE.........MIN 47-49.
RH..................MAX 44-47%.
20-FOOT WINDS.......WEST WINDS 7-10 MPH WITH GUSTS TO 15 MPH IN
THE EVENING BECOMING EAST 3-7 MPH OVERNIGHT.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...0%.
MIXING HEIGHT.......800-1300 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH IN THE EVENING BECOMING
LIGHT.
VENTILATION.........GOOD IN THE EVENING THEN POOR.
TIME (PDT) 5 PM 8 PM 11 PM 2 AM
SKY (%).........4 7 8 11
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............85 75 63 55
RH..............17 26 33 38
20 FT WIND......W 8G15 W 2G5 SE 6G10 E 6G10
MX HT MSL (KFT).8.1 0.6 0.7 0.7
TRANSPORT WIND..W 10 W 10 SE 5 E 5
VRATE KT-FT/1K..56 4 4 3
VENTRATE CAT....GOOD POOR POOR POOR
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MAX 82-85.
RH..................MIN 14-17%.
20-FOOT WINDS.......EAST 3-7 MPH BECOMING SOUTH 7-10 MPH WITH GUSTS
TO 15 MPH IN THE AFTERNOON.
CHC WETTING RAIN....0%.
CHANCE OF THUNDER...5%.
MIXING HEIGHT.......600-800 FT AGL EARLY IN THE MORNING INCREASING
TO 10500-11500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTH AROUND 10 MPH LATE
IN THE AFTERNOON.
VENTILATION.........POOR IN THE MORNING INCREASING TO EXCELLENT IN
THE AFTERNOON.
TIME (PDT) 5 AM 8 AM 11 AM 2 PM
SKY (%).........31 27 32 31
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
CHC OF THDR (%).0 0 10 10
TEMP............49 52 74 83
RH..............45 44 20 15
20 FT WIND......E 5 E 5 SE 6G10 S 8G15
MX HT MSL (KFT).0.7 0.4 4.9 12
TRANSPORT WIND..SE 5 SE 5 S 5 S 10
VRATE KT-FT/1K..4 3 29 111
VENTRATE CAT....POOR POOR FAIR EXNT
FORECASTER...JOHNSTON/DEUTSCHENDORF
REQUESTED BY...LARRY TURMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2521947.0/REV
.DELDT 09/16/25
.FORMATTERVERSION 2.0.0
.EMAIL LARRY.TURMAN@FIRE.CA.GOV
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