395
FNUS76 KOTX 201653
FWSOTX

Spot Forecast for Gold Mountain Act...Colville Agency
National Weather Service Spokane WA
953 AM PDT Mon May 20 2024

Forecast is based on ignition time of 1200 PDT on May 20.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Cumulus build ups late this morning into the afternoon with a 20
percent chance for a passing shower or thunderstorm. Unlikely to
see wetting rains today unless a showers or thunderstorm passes
right over the burn project. A wet storm system will move in
Tuesday afternoon into Wednesday. There is a near certainty for
wetting rains with storm total rainfall expected to be between a
half of an inch to three-quarters of an inch. Winds will shift
southwest on Tuesday with gusts up to 20 mph before rains arrive.
Cooling trend with higher RHs Tuesday into Wednesday.

.TODAY...

Sky/weather.........Partly sunny. Passing high clouds this
                    morning then building cumulus after
                    1100 PDT. A 20 percent chance of showers
                    thunderstorms after 1200 PDT.
CWR.................5 percent.
LAL.................2.
Max temperature.....60.
Min humidity........33 percent.
Wind (20 ft)........Northwest winds 6 to 9 mph. Gusts up to
                    15 mph in the afternoon. Gusty and erratic
                    winds expected near thunderstorms in the
                    afternoon.
Mixing height.......Increasing up to 8000 ft AGL between
                    1400 PDT and 1900 PDT.
Transport winds.....Northwest around 12 mph.
Haines Index........3 Very Low.

.TONIGHT...

Sky/weather.........Partly cloudy with a 20 percent chance of
                    showers and thunderstorms through 1900 PDT.
                    Clouds clearing through 0100 PDT then
                    clouds increasing overnight into Tuesday
                    morning.
CWR.................5 percent through 1900 PDT.
LAL.................2 (through 1900 PDT) then 1.
Min temperature.....42.
Max humidity........63 percent.
Wind (20 ft)........Northwest winds 4 to 6 mph.
Mixing height.......7000 ft AGL in the evening falling
                    near surface after 2000 PDT.
Transport winds.....Northwest 7 to 11 mph in the evening
                    decreasing to 4 to 6 mph after 2000 PDT.
Haines Index........3 Very Low.

.TUESDAY...

Sky/weather.........Increasing clouds. A 40 to 60 percent
                    chance of rain after 1200 PDT.
CWR.................25 percent.
LAL.................1.
Max temperature.....53 (occurring between 1300-1500 PDT).
Min humidity........49 percent (occurring between 1300-1500 PDT).
Wind (20 ft)........Southwest winds 7 to 11 mph. Gusts up to 20 mph
                    in the afternoon.
Mixing height.......3500 ft AGL in the morning to early afternoon
                    decreasing to around 2500 ft AGL after 1500 PDT.
Transport winds.....Southwest 9 to 14 mph.
Haines Index........3 Very Low.

$$
Forecaster...SVH
Requested by...Jason Fulfer
Type of request...PRESCRIBED
.TAG 2414665.1/OTX
.DELDT 05/20/24
.FormatterVersion 2.0.0
.EMAIL Deborah.caudell@bia.gov