782
FNUS76 KOTX 232219
FWSOTX

Spot Forecast for Pioneer...NPS
National Weather Service Spokane WA
319 PM PDT Mon Sep 23 2024

Forecast is based on forecast start time of 0600 PDT on September 24.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
An upper ridge will move over eastern Idaho and western Montana by
Tuesday afternoon. This will bring warmer temperatures on Tuesday but
with limited smoke dispersion.  A cold front will move through
Wednesday afternoon with rain showers likely for the fire Wednesday
into Wednesday evening.  The chance of a wetting rain has increased
to 60 percent.  The front will also deliver gusty winds, and much
cooler temperatures for Wednesday night.

.TUESDAY...

Sky/weather.........Sunny.
CWR.................0 percent.
LAL.................1.
Max temperature.....1100 ft elevation: 87 near the lake.
                    6000 ft elevation: 69 near ridge top.
Min humidity........1100 ft elevation: 31 percent.
                    6000 ft elevation: 44 percent.
Wind (20 ft)........Downslope/downvalley 2 to 5 mph through 1000 PDT
                    then upslope/upvalley 4 to 9 mph.
Mixing height.......Near the surface through 1000 PDT increasing to
                    2500 ft AGL in the afternoon.
Transport winds.....Downslope/downvalley around 5 mph through 1000 PDT
                    then southeast 5 to 10 mph.
Haines Index........2 Very Low.

.TUESDAY NIGHT...

Sky/weather.........Mostly clear.
CWR.................0 percent.
LAL.................1.
Min temperature.....1100 ft elevation: 61 near the lake.
                    6000 ft elevation: 50 near ridge top.
Max humidity........70-85 percent.
Wind (20 ft)........Downslope/downvalley 4 to 8 mph, except on
                    ridgetops southwest 4 to 10 mph, with gusts
                    up to 20 mph overnight.
Mixing height.......Near the surface.
Transport winds.....Downslope/downvalley 4 to 8 mph.
Haines Index........2 Very Low.

.WEDNESDAY...

Sky/weather.........Partly sunny then becoming cloudy. Rain showers
                    likely.
CWR.................60 percent.
LAL.................1.
Max temperature.....1100 ft elevation: 74 near the lake.
                    6000 ft elevation: 55 near ridge top.
Min humidity........1100 ft elevation: 54 percent.
                    6000 ft elevation: 78 percent.
Wind (20 ft)........West 4 to 8 mph with gusts up to 20 mph, except
                    on ridgetops west 10 to 20 mph with gusts up to
                    35 mph.
Mixing height.......1000 ft AGL increasing to 3500 ft AGL in the
                    afternoon.
Transport winds.....Southwest 10 to 20 mph.
Haines Index........2 Very Low.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly cloudy in the evening with rain showers
                    likely then partly cloudy overnight. Cooler.
CWR.................30 percent.
LAL.................1.
Min temperature.....1100 ft elevation: 44 near the lake.
                    6000 ft elevation: 33 near ridge top.
Max humidity........80-95 percent.
Wind (20 ft)........Northwest 6 to 13 mph with gusts up to 25 mph
                    except 10 to 18 mph with gusts up to 35 mph
                    on ridgetops in the evening, decreasing to
                    4 to 8 mph with gusts to 15 mph overnight.
Mixing height.......Near the surface.
Transport winds.....West 15 to 20 mph in the evening decreasing to
                    5 to 15 mph overnight.
Haines Index........2 Very Low.

$$
Forecaster...JW
Requested by...Geoff Hibbs
Type of request...WILDFIRE
.TAG 2422791.3/OTX
.DELDT 09/23/24
.FormatterVersion 2.0.0
.EMAIL geoff_hibbs@nps.gov,sofia_ecker@nps.gov,teague_walsh-felz@nps.gov,zachary_w_allen@nps.gov,anna_valentine@nps.gov