559
FNUS75 KBOI 281348
FWSBOI

Spot Forecast for Too Smokey Rx...BLM Cottonwood Field Office
National Weather Service Boise ID
748 AM MDT Tue May 28 2024

Forecast is based on ignition time of 0700 MDT on May 28.
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.

...SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND EVENING...
...DRIER AND COOLER ON WEDNESDAY...

.DISCUSSION...
A strong cold front will move through the area this afternoon
bringing southwest winds ahead of the cold front, and north
to northwest winds behind the cold front late this evening.
Showers and thunderstorms expected along the front late this
afternoon into the overnight hours. Some thunderstorms may
produce gusty and erratic winds. Drier and cooler conditions
on Wednesday with about 10-15 degrees of cooling.

.REST OF TODAY...

Sky/weather.........Increasing clouds. Scattered showers and
                    thunderstorms late in the afternoon. Some
                    thunderstorms may produce gusty winds, small
                    hail, and heavy rainfall in the afternoon.
                    Chance of precipitation 40 percent.
Max temperature.....73 to 78.
Min humidity........28 to 33 percent.
CWR.................10 percent.
LAL.................1 in the morning increasing to 4 in the
                    afternoon.
Wind - 20 foot......Southwest 3 to 9 mph, shifting to the north
                    northwest late. Gusts up to 16 mph in the
                    afternoon. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Mixing height.......7500 ft AGL.
Transport winds.....Southwest around 15 mph.
Haines Index........4 low.
Ventilation Index...1125 excellent.

.TONIGHT...

Sky/weather.........Rain showers. A chance of thunderstorms.
                    Some thunderstorms may produce gusty
                    winds, small hail, and heavy rainfall in the
                    evening. Chance of precipitation 90 percent.
Min temperature.....40 to 45.
Max humidity........90 to 95 percent.
CWR.................70 percent.
LAL.................4 in the evening decreasing to 3 overnight.
Wind - 20 foot......North 4 to 10 mph with gusts to around 16 mph.
                    Gusty and erratic winds expected near
                    thunderstorms in the evening. Gusty and erratic
                    winds expected near thunderstorms overnight.
Mixing height.......1500 ft AGL.
Transport winds.....North around 10 mph.
Haines Index........3 very low.
Ventilation Index...150 poor.

.WEDNESDAY...

Sky/weather.........Partly sunny. A 20 percent chance of rain
                    showers in the morning.
Max temperature.....54 to 59.
Min humidity........38 to 43 percent.
CWR.................10 percent.
LAL.................1.
Wind - 20 foot......Northwest 6 to 9 mph.
Mixing height.......7000 ft AGL.
Transport winds.....West around 10 mph.
Haines Index........2 very low.
Ventilation Index...700 excellent.

$$
Forecaster...Anderson
Requested by...Chad Daugherty
Type of request...PRESCRIBED
.TAG 2415194.0/BOI
.DELDT 05/28/24
.FormatterVersion 2.0.0
.EMAIL tjmcleod@blm.gov