748
FNUS76 KSTO 010154
FWSSTO
SPOT FORECAST FOR PLUMAS TREX OLD HIGHWAY...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
654 PM PDT THU APR 30 2026
FORECAST IS BASED ON IGNITION TIME OF 1900 PDT ON APRIL 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MOSTLY DRY CONDITIONS CONTINUE THROUGH SATURDAY, WITH NONZERO (5%
OR LESS) CHANCES FOR DAILY THUNDERSTORMS ON FRIDAY, INCREASING TO
15-20% ON SATURDAY. WINDS WILL BE LIGHT TO BREEZY AND DIURNALLY
DRIVEN THROUGH FRIDAY. BREEZIER SOUTH WINDS DEVELOP ON SATURDAY,
WITH PERIODIC AFTERNOON/EVENING GUSTS TO 15 MPH OVER THE WEEKEND.
A SPRING WEATHER SYSTEM WILL BRING RAIN SHOWERS SUNDAY THROUGH
MONDAY, WITH A 20-30% CHANCE FOR THUNDERSTORMS. THE HIGHEST
LIKELIHOOD FOR STRONG TO SEVERE THUNDERSTORMS WILL BE ON SUNDAY.
STORM TOTAL RAIN AMOUNTS ARE FORECAST AROUND 1.00 INCH AND SNOW
LEVELS WILL REMAIN ABOVE 8500 FEET. LINGERING SHOWERS WILL BE
POSSIBLE ON TUESDAY, WITH A 15% CHANCE OF THUNDERSTORMS.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....41-45.
MAX HUMIDITY........63-67 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
MIXING HEIGHT.......1800 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE EAST 7
TO 8 MPH LATE IN THE EVENING.
CHANCE OF THUNDER...3 PERCENT.
TIME (PDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR MCR MCR CLR CLR CLR CLR CLR CLR CLR MCR
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............70 62 59 55 53 51 49 47 45 45 44
RH..............40 49 54 59 60 60 62 61 63 64 67
20 FT WIND DIR..NW NE NE NE E E E E E E E
20 FT WIND SPD..2 1 1 1 1 1 1 1 1 1 1
20 FT WIND GUST.5 3 3 3 3 2 3 3 2 3 3
MIX HGT (KFT)...5.7 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8
TRANSP WIND DIR.NW NE NE NE E E E E E E E
TRANSP WIND SPD.5 2 2 2 7 7 7 8 8 8 8
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....78-82.
MIN HUMIDITY........19-23 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST UP TO 5 MPH LATE
IN THE AFTERNOON.
MIXING HEIGHT.......9200 FT AGL.
TRANSPORT WINDS.....EAST 8 TO 10 MPH SHIFTING TO THE SOUTH 7 TO 8
MPH LATE IN THE AFTERNOON.
CHANCE OF THUNDER...3 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MCR MCR MCR MCR MCR MCR MCR PC PC PC MC MC
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............43 45 47 52 61 67 74 78 79 80 78 76
RH..............63 60 59 53 41 31 27 23 21 22 24 31
20 FT WIND DIR..SE SE E E SE SE SE SE SE S SW SW
20 FT WIND SPD..1 1 1 1 1 2 2 2 2 3 3 5
20 FT WIND GUST.3 3 3 3 3 5 6 6 7 8 8 8
MIX HGT (KFT)...1.8 1.8 3.2 3.2 3.2 7.8 7.8 7.8 9.2 9.2 9.2 5.6
TRANSP WIND DIR.E E E E E E E E S S S SW
TRANSP WIND SPD.8 8 10 10 10 10 10 10 7 7 7 8
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
MIN TEMPERATURE.....45-49.
MAX HUMIDITY........79-83 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS UP TO 5 MPH EARLY IN THE
EVENING BECOMING LIGHT.
MIXING HEIGHT.......1800 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 8 MPH SHIFTING TO THE SOUTHEAST
AROUND 6 MPH EARLY IN THE MORNING.
CHANCE OF THUNDER...1 PERCENT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MC MC MC MC MC MC MC MC MC MC MC MC
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............74 70 64 60 57 55 53 51 49 48 47 47
RH..............34 42 52 58 62 66 70 74 77 79 81 81
20 FT WIND DIR..SW SW SW SW SW S S S N N N N
20 FT WIND SPD..5 5 2 2 2 1 1 1 0 0 0 0
20 FT WIND GUST.8 8 5 5 5 2 2 2 1 1 1 1
MIX HGT (KFT)...5.6 5.6 1.9 1.9 1.9 1.9 1.9 1.9 1.8 1.8 1.8 1.8
TRANSP WIND DIR.SW SW SW SW SW S S S SE SE SE SE
TRANSP WIND SPD.8 8 8 8 8 6 6 6 5 5 5 6
SATURDAY
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF RAIN LATE IN THE
MORNING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON, THEN
CHANCE OF RAIN LATE IN THE AFTERNOON.
MAX TEMPERATURE.....73-77.
MIN HUMIDITY........35-39 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTH UP TO 6 MPH LATE IN
THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......9900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 6 TO 8 MPH INCREASING TO SOUTH 21 TO
23 MPH LATE IN THE MORNING.
CHANCE OF THUNDER...17 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MC MC MC MC MC MC MC MC PC PC PC MC
CHC OF THDR (%).0 0 0 0 0 10 10 10 20 20 20 10
TEMP............47 48 50 55 61 66 70 73 74 74 73 71
RH..............81 79 75 66 56 47 41 38 37 36 38 41
20 FT WIND DIR..N N SE SE SE S S S S S S S
20 FT WIND SPD..0 0 1 1 1 3 3 3 6 6 6 5
20 FT WIND GUST.1 1 2 2 2 9 9 9 13 15 13 12
MIX HGT (KFT)...1.8 1.8 2.4 2.4 2.4 8.8 8.8 8.8 9.9 9.9 9.9 7.0
TRANSP WIND DIR.SE SE S S S S S S S S S S
TRANSP WIND SPD.6 6 8 8 8 21 21 21 23 23 23 21
FORECASTER...KF
REQUESTED BY...MICHAEL SPRINKLE
TYPE OF REQUEST...PRESCRIBED
.TAG 2612348.0/STO
.DELDT 04/30/26
.FORMATTERVERSION 2.0.0
.EMAIL MICHAEL.SPRINKLE@GMAIL.COM
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