008
FNUS75 KBOI 140348
FWSBOI

Spot Forecast for Rock Fire...USFS
National Weather Service Boise ID
948 PM MDT Wed Aug 13 2025

Forecast is based on forecast start time of 2200 MDT on August 13.
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.

...BREEZY AT TIMES IN THE AFTERNOONS...

.DISCUSSION...
Southwest flow aloft will continue to bring dry conditions for
the remainder of the week. Winds will be gusty at times each
afternoon. Temperatures trend slightly lower and humidities
slightly higher on Thursday.

.REST OF TONIGHT...

Sky/weather.........Mostly clear.
Min temperature.....54 to 59.
Max humidity........40 to 46 percent.
CWR.................0 percent.
Wind - 20 foot......Northwest 3 to 7 mph.
Mixing height.......100 ft AGL.
Transport winds.....Northwest around 5 mph.
Ventilation Index...5 poor.

.THURSDAY...

Sky/weather.........Sunny.
Max temperature.....71 to 76.
Min humidity........22 to 27 percent.
CWR.................0 percent.
Wind - 20 foot......Southwest 3 to 8 mph. Gusts up to 16 mph in the
                    afternoon.
Mixing height.......7500 ft AGL.
Transport winds.....West around 15 mph.
Ventilation Index...1125 excellent.

.THURSDAY NIGHT...

Sky/weather.........Mostly clear.
Min temperature.....51 to 56.
Max humidity........48 to 56 percent.
CWR.................0 percent.
Wind - 20 foot......West 4 to 8 mph with gusts to around 14 mph in
                    the evening shifting to the northeast 3 to 5
                    mph overnight.
Mixing height.......100 ft AGL.
Transport winds.....North around 5 mph.
Ventilation Index...5 poor.

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....70 to 75.
Min humidity........25 to 30 percent.
CWR.................0 percent.
Wind - 20 foot......Southeast 3 to 4 mph in the morning shifting to
                    the southwest 5 to 8 mph with gusts to around
                    14 mph in the afternoon.
Mixing height.......6000 ft AGL.
Transport winds.....Southwest around 15 mph.
Ventilation Index...900 excellent.

$$
Forecaster...Wojcik
Requested by...Allison Lund
Type of request...WILDFIRE
.TAG 2519875.0/BOI
.DELDT 08/13/25
.FormatterVersion 2.0.0
.EMAIL allison.lund@usda.gov