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FNAK79 PAFG 020808
FWSAFG

Spot Forecast for 901 Ptarmigan Complex...Bureau of Land Management
National Weather Service Fairbanks AK
1208 AM AKDT Sat Aug 2 2025

Forecast is based on forecast start time of 0700 AKDT on August 02.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Generally warm and somewhat dry weather is likely at the fire site
for the next few days, with highs in the 70s and min RH values
falling into the mid to upper 30s. Scattered showers will be
possible during mostly the afternoon time frames, although wetting
rains are not likely. Isolated thunderstorms will be possible
today among showers and could yield brief heavy rain and gusty
winds. Winds will be generally light today but will pick up from
the southwest from tonight through Sunday. Additional shower and
thunderstorm chances will arise next week, with much better
chances for rain Monday night into Tuesday.

.SATURDAY...

Sky/weather.........Partly sunny (50-60 percent). Scattered rain
                    showers and isolated thunderstorms in the
                    afternoon.
CWR.................10 percent.
Tstm Coverage.......Isolated.
Max temperature.....Around 72.
Min humidity........36 percent.
Wind (20 ft)........Light winds. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Ridgetop wind.......Light and variable winds.
Mixing height.......500 ft AGL increasing to 4100 ft AGL in the
                    late morning and afternoon.
Transport winds.....East around 2 mph.
Inversion burnoff...1000 AKDT.

.SATURDAY NIGHT...

Sky/weather.........Mostly cloudy (55-65 percent). Scattered rain
                    showers and isolated thunderstorms in the
                    evening.
CWR.................10 percent.
Tstm Coverage.......Isolated.
Min temperature.....Around 51.
Max humidity........91 percent.
Wind (20 ft)........Southwest winds 6 to 8 mph. Gusty and erratic
                    winds expected near thunderstorms in the
                    evening.
Ridgetop wind.......Southwest winds 8 to 14 mph.
Mixing height.......3400 ft AGL decreasing to 400 ft AGL in the
                    late evening and overnight.
Transport winds.....Southwest around 8 mph.
Inversion setup.....2300 AKDT.

.SUNDAY...

Sky/weather.........Partly sunny (45-55 percent). Isolated rain
                    showers in the morning, then scattered rain
                    showers in the afternoon.
CWR.................2 percent.
Tstm Coverage.......None.
Max temperature.....Around 72.
Min humidity........38 percent.
Wind (20 ft)........Southwest winds 5 to 6 mph.
Ridgetop wind.......Southwest winds 8 to 14 mph.
Mixing height.......500 ft AGL increasing to 5500 ft AGL in the
                    late morning and afternoon.
Transport winds.....West around 8 mph.
Inversion burnoff...1100 AKDT.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY...
Mostly cloudy with scattered showers and isolated thunderstorms.
Lows in the lower 50s. Highs in the lower 70s. Southwest winds
around 7 mph.
.TUESDAY...
Mostly cloudy with scattered showers and isolated thunderstorms.
Lows in the lower 50s. Highs in the upper 60s. Northwest winds
around 7 mph.
.WEDNESDAY...
Mostly cloudy. Scattered showers. Lows in the lower 50s. Highs in
the lower 70s. Southwest winds around 7 mph.

$$
Forecaster...SALTZMAN
Requested by...Upper Yukon Zone
Type of request...WILDFIRE
.TAG 2516410.26/AFG
.DELDT 08/02/25
.FormatterVersion 2.0.0
.EMAIL kshields@blm.gov,akyfdc@firenet.gov,bpitts@blm.gov,2025.ptarmigancomplex@firenet.gov