330
FNUS75 KMSO 201326
FWSMSO

Spot Forecast for Henry/Deemer RX
National Weather Service Missoula MT
626 AM MST Thu Nov 20 2025

Forecast is based on ignition time of 0700 MST on November 20.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Poor mixing and dispersion expected today under high
pressure with light winds. Mixing heights will trend slightly
higher on Friday (1000 ft agl), with poor to fair mixing and
dispersion between 1300-1600 MST.

.REST OF TODAY...

* Sky/Weather.........Partly cloudy.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Max Temperature.....35-40.
* Min Humidity........73-78 percent.
* Wind (20 ft)........Variable 1-3 becoming southwest 2-5 mph in
  the afternoon.
* Mixing Height.......500 ft agl increasing to 750 ft agl between
  1300-1600 MST.
* Mixing Winds........Southwest 5 mph.
* Precip Amount.......0.00 inches.

.TONIGHT...

* Sky/Weather.........Partly cloudy.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Min Temperature.....28-33.
* Max Humidity........81-86 percent.
* Wind (20 ft)........West 5-10 mph.
* Mixing Height.......Less than 100 ft agl.
* Mixing Winds........West 10 mph.
* Precip Amount.......0.00 inches.

.FRIDAY...

* Sky/Weather.........Partly cloudy.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Max Temperature.....32-37.
* Min Humidity........71-76 percent.
* Wind (20 ft)........Southwest 5-8 mph.
* Mixing Height.......500 ft agl increasing 1000 ft agl in the
  afternoon.
* Mixing Winds........West 15 mph.
* Precip Amount.......0.00 inches.

$$
Forecaster...Lukinbeal
Requested by...Kasey Craft
Type of request...PRESCRIBED
.TAG 2526445.0/MSO
.DELDT 11/20/25
.FormatterVersion 2.0.0
.EMAIL kasey.craft@usda.gov