379
FNAK79 PAFG 082259
FWSAFG
SPOT FORECAST FOR STEAMBOAT 384...FS
NATIONAL WEATHER SERVICE FAIRBANKS AK
259 PM AKDT WED JUL 8 2026
FORECAST IS BASED ON FORECAST START TIME OF 1500 AKDT ON JULY 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WINDS REMAIN ONE FORECAST CHALLENGE FOR THE LOWER
VALLEY/MCCARTHYS MARSH THE FIRE IS LOCATED IN. CHECKING OUT VIIRS
SATELLITE, SEEMS THERE IS A NORTHERLY WINDS ACROSS THE SEWARD PEN;
HOWEVER, COASTAL SITES AT GOLOVIN AND WHITE MOUNTAIN ARE
REPORTING SOUTHWESTERLY WINDS.
THINK WESTERLY WINDS BUILD ACROSS THE MCCARTHYS MARSH THROUGH THE
LATE AFTERNOON, HELPING TO MOVE THE FIRE TO THE EAST. TEMPS ARE
70F, LIKELY CLIMBING A BIT INTO THE EVENING, WITH MIN RH DOWN TO
30 TO 40 PERCENT. THERE IS EXCELLENT THUNDERSTORM ACTIVITY NEAR
KOYUK/SHAKTOOLIK, WITH THE ELIM FAA WEB CAMERA SHOWING SOME
VERTICAL DEVELOPMENT OVER THE DARBY MOUNTAINS. GIVEN THIS, PLAN
FOR AN ISOLATED THUNDERSTORM OR TWO, WITH OUTFLOW WINDS OF 20 TO
30 MPH AND LIGHTNING THE PRIMARY THREAT. STORMS ARE MOVING
SOUTHEAST TO NORTHWEST.
THURSDAY SOUTHWEST WINDS INCREASE, WITH LITTLE CHANCE OF PRECIP.
TEMPS WILL BE COOLER, WITH SLIGHTLY HIGHER MIN RH.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). SCATTERED RAIN
SHOWERS IN THE EVENING. ISOLATED THUNDERSTORMS BEFORE
MIDNIGHT.
CWR.................20 PERCENT.
CWR25...............10 PERCENT.
TSTM COVERAGE.......ISOLATED (15 PERCENT).
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........75 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 6 MPH. GUSTY AND ERRATIC WINDS NEAR
THUNDERSTORMS.
RIDGETOP WIND.......WEST 15 MPH
MIXING HEIGHT.......4200 FT AGL DECREASING TO 500 FT AGL IN THE
LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH.
INVERSION SETUP.....0200 AKDT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
CWR25...............0 PERCENT.
TSTM COVERAGE.......NONE (0 PERCENT).
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 15 MPH.
RIDGETOP WIND.......SOUTHWEST 18 MPH.
MIXING HEIGHT.......500 FT AGL INCREASING TO 3500 FT AGL IN THE
LATE MORNING AND AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
INVERSION BURNOFF...1000 AKDT.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CWR.................2 PERCENT.
CWR25...............0 PERCENT.
TSTM COVERAGE.......NONE (0 PERCENT).
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........86 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 15 MPH.
RIDGETOP WIND.......SOUTHWEST 18 MPH.
MIXING HEIGHT.......3500 FT AGL DECREASING TO 1000 FT AGL IN THE
LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST AROUND 14 MPH.
INVERSION SETUP.....0300 AKDT.
FORECAST DAYS 3 THROUGH 5
SATURDAY
SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 50S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
CLOUDY WITH NUMEROUS SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE
MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SCATTERED SHOWERS. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 50S. NORTH WINDS AROUND 5 MPH.
FORECASTER...PARK
REQUESTED BY...GALENA DISPATCH
TYPE OF REQUEST...WILDFIRE
.TAG 2616966.2/AFG
.DELDT 07/08/26
.FORMATTERVERSION 2.0.0
.EMAIL AKYFDC@FIRENET.GOV
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