254
FNUS75 KBOI 121114
FWSBOI

Spot Forecast for Cold Rx...USFS
National Weather Service Boise ID
514 AM MDT Thu Jun 12 2025

Forecast is based on ignition time of 0600 MDT on June 12.
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.

...A SLIGHT CHANCE OF THUNDERSTORMS THIS AFTERNOON AND FRIDAY...
...DRIER SATURDAY AND SUNDAY...

.DISCUSSION...
Southwest flow aloft will remain over the area. There is enough
residual moisture for showers and thunderstorms to form this
afternoon and again on Friday afternoon. Gusty erratic winds up
to 40 mph possible with thunderstorms in the afternoon. Drier
conditions expected on Saturday and Sunday.

.TODAY...

Sky/weather.........Mostly sunny. A 20 percent chance of showers
                    and thunderstorms in the afternoon.
Max temperature.....73 to 80.
Min humidity........29 to 34 percent.
CWR.................10 percent.
Wind - 20 foot......North around 4 mph in the morning shifting to
                    the west 3 to 5 mph in the afternoon. Gusty and
                    erratic winds expected near thunderstorms in
                    the afternoon.
Mixing height.......8000 ft AGL.
Transport winds.....Southwest around 10 mph.
Ventilation Index...800 excellent.

.TONIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....48 to 53.
Max humidity........59 to 64 percent.
CWR.................10 percent.
Wind - 20 foot......North 3 to 8 mph.
Mixing height.......300 ft AGL.
Transport winds.....North around 10 mph.
Ventilation Index...30 poor.

.FRIDAY...

Sky/weather.........Partly sunny in the morning, then clearing. A
                    slight chance of showers. A slight chance of
                    thunderstorms in the afternoon. Chance of
                    precipitation 20 percent.
Max temperature.....70 to 78.
Min humidity........31 to 36 percent.
CWR.................10 percent.
Wind - 20 foot......Northwest 3 to 8 mph. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Mixing height.......9000 ft AGL.
Transport winds.....Southwest around 10 mph.
Ventilation Index...900 excellent.

$$
Forecaster...Anderson
Requested by...Cheyanne Quigley
Type of request...PRESCRIBED
.TAG 2515751.1/BOI
.DELDT 06/12/25
.FormatterVersion 2.0.0
.EMAIL cheyanne.quigley@usda.gov,thomas.stephens2@usda.gov,nathan.robinson@usda.gov