566
FNUS76 KSTO 242239
FWSSTO
SPOT FORECAST FOR NW GATEWAY MACHINE PILES...NPS
NATIONAL WEATHER SERVICE SACRAMENTO CA
339 PM PDT WED APR 24 2024
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A FRONTAL SYSTEM WILL BRING SHOWERS TO THE BURN SITE AFTER 1100
THURSDAY MORNING. SHOWERS WILL CONTINUE THROUGH FRIDAY WITH TOTAL
PRECIPITATION AMOUNTS AROUND 0.50, 1 TO 2 INCHES OF SNOW WILL ALSO
BE POSSIBLE. BREEZY WINDS AND HIGH RELATIVE HUMIDITY CAN ALSO BE
EXPECTED THURSDAY AND FRIDAY.
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY. SHOWERS DEVELOPING AFTER 1100.
MAX TEMPERATURE.....40-44.
MIN HUMIDITY........89-93 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 14 MPH.
RIDGETOP...........SOUTHWEST 12 TO 21 MPH.
MIXING HEIGHT.......2700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 12 TO 21 MPH.
CWR.................0 PERCENT INCREASING TO 67 PERCENT.
LAL.................1.
TIME (PDT) 9 AM 11 AM 1 PM 3 PM 5 PM
SKY COVER.......MCLDY MCLDY MCLDY MCLDY MCLDY
WEATHER COV..... S CHC CHANCE LIKELY LIKELY
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR
CWR.............0 40 40 40 70
LAL.............1 1 1 1 1
TEMP............35 37 39 40 37
RH..............92 98 100 100 100
SL/VL WIND......SW 6 SW 10 SW 13 SW 14 SW 13
SL/VL WIND GUST.10 14 18 21 22
RIDGETOP WIND...W 12 W 16 W 16 SW 21 W 20
MIX HGT (FT)....1800 2700 2700 2400 1600
TRANSPORT WIND..W 12 W 16 W 16 SW 21 W 20
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND SNOW SHOWERS LIKELY.
MIN TEMPERATURE.....29-33.
MAX HUMIDITY........98-100 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 13 MPH.
RIDGETOP...........WEST 16 TO 20 MPH.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WINDS.....WEST 16 TO 20 MPH.
CWR.................67 PERCENT.
LAL.................1.
TIME (PDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY
WEATHER COV.....LIKELY LIKELY LIKELY CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSN RNSN
TSTM COV........
CWR.............70 70 70 10 10 10
LAL.............1 1 1 1 1 1
TEMP............37 35 35 33 33 32
RH..............100 100 95 91 92 91
SL/VL WIND......SW 13 W 10 W 10 W 9 SW 10 SW 10
SL/VL WIND GUST.22 17 17 13 14 14
RIDGETOP WIND...W 20 W 17 W 17 W 18 W 18 W 18
MIX HGT (FT)....1600 1400 1400 700 1400 1400
TRANSPORT WIND..W 20 W 17 W 17 W 18 W 18 W 18
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY. RAIN AND SNOW SHOWERS AND
SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY.
MAX TEMPERATURE.....36-40.
MIN HUMIDITY........83-87 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
MORNING.
RIDGETOP...........WEST 13 TO 16 MPH.
MIXING HEIGHT.......4300 FT AGL.
TRANSPORT WINDS.....WEST 13 TO 16 MPH.
CWR.................5 PERCENT INCREASING TO 32 PERCENT LATE IN THE
MORNING, THEN DECREASING TO 0 PERCENT LATE IN
THE AFTERNOON.
LAL.................1 UNTIL 1100, THEN 2 UNTIL 1700, THEN 1.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLDY MCLDY CLOUDY CLOUDY
WEATHER COV.....CHANCE CHANCE DEFNTE DEFNTE
WEATHER TYPE....RNSN SNSHWR SNSHWR RNSN
TSTM COV........ S CHC S CHC
CWR.............10 10 30 30
LAL.............1 1 2 2
TEMP............32 31 32 34
RH..............93 98 99 100
SL/VL WIND......W 10G14 W 8G13 W 9G13 W 10G15
RIDGETOP WIND...W 16 W 14 W 15 W 15
MIX HGT (FT)....1200 1900 2500 4300
TRANSPORT WIND..W 16 W 14 W 15 W 15
FORECASTER...CS
REQUESTED BY...DAN OSTMANN
TYPE OF REQUEST...PRESCRIBED
.TAG 2412359.0/STO
.DELDT 04/24/24
.FORMATTERVERSION 2.0.0
.EMAIL DANIEL_OSTMANN@NPS.GOV
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