121
FNUS75 KBOI 201229
FWSBOI

Spot Forecast for Too Smokey RX...BLM
National Weather Service Boise ID
629 AM MDT Mon May 20 2024

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

...BREEZY WINDS TODAY...
...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THIS AFTERNOON...

.DISCUSSION...
A low pressure system today will bring breezy northerly winds to the
burn site. Daytime instability will lead to shower and possible
thunderstorm development around 1 PM MDT this afternoon. Conditions are
favorable for thunderstorms to produce outflow winds. The northerly
winds will become gusty likely by 1 PM MDT, especially upper slopes and
ridgelines. Tuesday will see dry and warmer conditions with lighter
winds, especially along lower east aspects as winds are more westerly.
Another storm system will bring more unsettled weather to the burn area
Tuesday night through Thursday.

.REST OF TODAY...

Sky/weather.........Partly sunny with scattered showers and
                    isolated thunderstorms. Some thunderstorms may
                    produce gusty winds and small hail. Chance of
                    precipitation 50 percent.
Max temperature.....50 to 55.
Min humidity........38 to 43 percent.
CWR /0.10 inch/.....30 percent.
LAL.................3.
Wind - eye level....North around 9 mph with gusts to around 19 mph.
Mixing height.......6500 ft AGL.
Transport winds.....North around 15 mph.
Haines Index........3 very low.
Ventilation index...975 excellent.

.TONIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....32 to 37.
Max humidity........85 to 90 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....North 4 to 8 mph. Gusts up to 18 mph in the evening.
Mixing height.......700 ft AGL.
Transport winds.....North around 5 mph.
Haines Index........3 very low.
Ventilation index...35 poor.

.TUESDAY...

Sky/weather.........Mostly sunny.
Max temperature.....56 to 61.
Min humidity........32 to 37 percent.
CWR /0.10 inch/.....0 percent.
LAL.................1.
Wind - eye level....Less than 4 mph in the morning, becoming
                    southwest up to 7 mph with gusts to around 11
                    mph in the late morning and afternoon.
Mixing height.......8000 ft AGL.
Transport winds.....Southwest around 10 mph.
Haines Index........2 very low.
Ventilation index...800 excellent.

$$
Forecaster...Smith
Requested by...Jacob Stanford
Type of request...PRESCRIBED
.TAG 2414655.1/BOI
.DELDT 05/20/24
.FormatterVersion 2.0.0
.EMAIL jstanford@blm.gov