406
FNUS75 KBOI 270410
FWSBOI

Spot Forecast for Logan...USFS
National Weather Service Boise ID
1010 PM MDT Thu Sep 26 2024

Forecast is based on forecast start time of 2200 MDT on September 26.
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.

...WARM AND DRY WEATHER WITH BREEZY AFTERNOON WINDS...
...WEAK FRONTAL PASSAGE SUNDAY...

.DISCUSSION...
The high pressure system will continue to build over the region
through the weekend, bringing warm and dry conditions to the area.
The driest conditions will occur Saturday afternoon, where with
minimum relative humidities in the mid teens. Light diurnal winds
are anticipated overnight and into the morning, with breezy
southwesterly winds kicking off each afternoon around 1300 MDT. A
dry, weak frontal passage will move through on Sunday, bringing
slightly cooler temperatures and elevated winds.

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....68 to 74.
Min humidity........25 to 30 percent.
CWR.................0 percent.
LAL.................1.
Wind - 20 foot......Southwest around 5 to 8 mph with afternoon
    gusts to 15 mph.
Mixing height.......5500 ft AGL.
Transport winds.....Southwest around 10 mph.
Haines Index........2 very low.
Ventilation Index...550 good.

.FRIDAY NIGHT...

Sky/weather.........Clear.
Min temperature.....36 to 42.
Max humidity........64 to 86 percent.
CWR.................0 percent.
LAL.................1.
Wind - 20 foot......Southwest around 3 to 5 mph.
Mixing height.......300 ft AGL.
Transport winds.....South around 5 mph.
Haines Index........4 low.
Ventilation Index...15 poor.

.SATURDAY...

Sky/weather.........Sunny.
Max temperature.....75 to 82.
Min humidity........16 to 21 percent.
CWR.................0 percent.
LAL.................1.
Wind - 20 foot......South 6 to 12 mph with afternoon gusts
up to 18 mph.
Mixing height.......9000 ft AGL.
Transport winds.....Southwest around 20 mph.
Haines Index........4 low.
Ventilation Index...1800 excellent.

$$
Forecaster...Adams
Requested by...Tom Stephens
Type of request...WILDFIRE
.TAG 2422946.4/BOI
.DELDT 09/26/24
.FormatterVersion 2.0.0
.EMAIL Thomas.Stephens.ENVS@gmail.com