123
FNUS75 KBOI 232248
FWSBOI

Spot Forecast for Second Flat Coleman Creek Jackass Butte and...DOI
National Weather Service Boise ID
448 PM MDT Sun Aug 23 2026

Forecast is based on forecast start time of 0700 MDT on August 24.
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.

...FIRE WEATHER WATCH FOR OREGON FIRE WEATHER ZONES 670, 671, AND 672 FOR LIGHTNING...
...STORMS MONDAY AFTERNOON...
...SEASONALLY HOT, DRY, AND WINDY REST OF THE WEEK...

.DISCUSSION...
A 30% chance of storms and showers tomorrow afternoon, storms
will be capable of producing abundant lightning and gusty winds up
to 50 mph. The best chance for storm activity in the area will
occur between 3PM and 8PM PDT. Through the rest of the week, the
forecast is seasonally hot and dry with some mild afternoon
breeziness. Afternoon high temps between 80 and 90 degrees,
morning lows 50 to 60 degrees. Minimum RHs around 10 to 15% with
poor overnight recovery. Each afternoon, gusts around 20 to 25 mph
are possible in highlands and open areas.

.MONDAY...

Sky/weather.........Cloudy. A 30 percent chance of showers and
                    thunderstorms in the afternoon. Some
                    thunderstorms may produce gusty winds in the
                    afternoon.
Max temperature.....77 to 92.
Min humidity........12 to 22 percent.
CWR.................10 percent.
Wind - 20 foot......East 5 to 11 mph. Gusts up to 22 mph in the
                    afternoon. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Mixing height.......7000 ft AGL.
Transport winds.....Southwest around 10 mph.
Ventilation Index...700 excellent.

.MONDAY NIGHT...

Sky/weather.........Cloudy. A 30 percent chance of showers and
                    thunderstorms in the evening. Some
                    thunderstorms may produce gusty winds in the
                    evening.
Min temperature.....49 to 64.
Max humidity........36 to 61 percent.
CWR.................10 percent.
Wind - 20 foot......South 7 to 13 mph. Gusts up to 22 mph in the
                    evening. Gusty and erratic winds expected near
                    thunderstorms in the evening.
Mixing height.......200 ft AGL.
Transport winds.....Southwest around 5 mph.
Ventilation Index...10 poor.

.TUESDAY...

Sky/weather.........Partly sunny.
Max temperature.....79 to 94.
Min humidity........12 to 22 percent.
CWR.................0 percent.
Wind - 20 foot......South 8 to 14 mph. Gusts up to 26 mph in the
                    afternoon.
Mixing height.......10000 ft AGL.
Transport winds.....Southwest around 15 mph.
Ventilation Index...1500 excellent.

$$
Forecaster...Macfarlane
Requested by...Travis Clapp
Type of request...WILDFIRE
.TAG 2620328.0/BOI
.DELDT 08/24/26
.FormatterVersion 2.0.0
.EMAIL travis_clapp@ios.doi.gov