Spot Forecast
Issued by NWS Boise, ID

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853
FNUS75 KBOI 250911
FWSBOI

Spot Forecast for Marshall Mountain Rx...USFS
National Weather Service Boise ID
311 AM MDT Wed Sep 25 2024

Forecast is based on ignition time of 0700 MDT on September 25.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (208)334-9060, if you have questions
or concerns with this forecast.

...DRY AND BECOMING BREEZY TODAY WITH A SLIGHT CHANCE OF THUNDERSTORMS
TONIGHT...

.DISCUSSION...
Winds will increase today, strongest on the ridges. A cold front will
move through tonight, turning winds from southwest to west late this
evening. Winds will finally weaken after around 3 AM MDT. Very little,
if any, measurable rainfall is expected with any storms that manage to
form. Thursday will be dry and not as warm, with weaker but still gusty
winds.

.TODAY...

Sky/weather.........Mostly sunny.
Max temperature.....65 to 72.
Min humidity........23 to 28 percent.
CWR.................0 percent.
LAL.................1.
Wind - 20 foot......Southwest 10 to 16 mph with gusts to around 22
                    mph.
Mixing height.......5500 ft AGL.
Transport winds.....Southwest around 30 mph.
Haines Index........3 very low.
Ventilation Index...1650 excellent.

.TONIGHT...

Sky/weather.........Mostly cloudy with a chance of rain showers and
                    a slight chance of thunderstorms. Chance of
                    precipitation 40 percent.
Min temperature.....43 to 48.
Max humidity........76 to 81 percent.
CWR.................0 percent.
LAL.................2.
Wind - 20 foot......Southwest to west 9 to 15 mph with gusts to around
                    22 mph. Gusty and erratic winds expected near
                    thunderstorms.
Mixing height.......0 ft AGL.
Transport winds.....West around 5 mph.
Haines Index........3 very low.
Ventilation Index...0 poor.

.THURSDAY...

Sky/weather.........Sunny.
Max temperature.....55 to 64.
Min humidity........33 to 39 percent.
CWR.................0 percent.
LAL.................1.
Wind - 20 foot......West around 7 mph. Gusts up to 16 mph in the
                    afternoon.
Mixing height.......2500 ft AGL.
Transport winds.....Southwest around 20 mph.
Haines Index........2 very low.
Ventilation Index...500 good.

$$
Forecaster...Parker
Requested by...Payette Dispatch
Type of request...PRESCRIBED
.TAG 2422939.2/BOI
.DELDT 09/25/24
.FormatterVersion 2.0.0
.EMAIL idpac@firenet.gov,kbarger@blm.gov