Spot Forecast
Issued by NWS Missoula, MT

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914
FNUS75 KMSO 070244
FWSMSO

Spot Forecast for Isabella Fire
National Weather Service Missoula MT
844 PM MDT Sat Sep 6 2025

Forecast is based on forecast start time of 0700 MDT on September 07.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Chance of showers will be 40% or less during the
afternoon. The biggest threat will be outflow wind gusts of 20-30
mph. Chance of wetting rain does not increase until Wednesday
through the end of the week.

.SUNDAY...

* Sky/Weather.........Mostly cloudy. Slight chance of rain in the
  morning, then chance of rain showers and slight chance of
  thunderstorms in the afternoon.
* CWR (> 0.10 Inch)...10 percent.
* Chance Lightning....20 percent.
* Max Temperature.....75-80.
* Min Humidity........35-40 percent.
* Wind (20 ft)........Southwest 5-9 mph with gusts to 15 mph,
  stronger gusts in the vicinity of showers.
* Mixing Height.......2500 ft agl increasing to 6500 ft agl in the
  afternoon.
* Mixing Winds........West 10 mph.
* Precip Amount.......0.03 inches.

.SUNDAY NIGHT...

* Sky/Weather.........Partly cloudy. Chance of rain showers and
  slight chance of thunderstorms in the evening, then slight chance
  of rain overnight.
* CWR (> 0.10 Inch)...10 percent.
* Chance Lightning....25 percent.
* Min Temperature.....52-57.
* Max Humidity........73-78 percent.
* Wind (20 ft)........Southwest 6-8 mph.
* Mixing Height.......5500 ft agl decreasing to 1000 ft agl.
* Mixing Winds........Southwest 10 mph.
* Precip Amount.......0.03 inches.

.MONDAY...

* Sky/Weather.........Partly cloudy. Slight chance of rain in the
  morning, then chance of rain in the afternoon.
* CWR (> 0.10 Inch)...Less than 10 percent.
* Chance Lightning....Up to 10 percent.
* Max Temperature.....73-78.
* Min Humidity........43-48 percent.
* Wind (20 ft)........Southwest 6-8 mph.
* Mixing Height.......3000 ft agl increasing to 8000 ft agl.
* Mixing Winds........Southwest 10 mph.
* Precip Amount.......0.01 inches.

$$
Forecaster...BEC
Requested by...Dusty Pierson
Type of request...WILDFIRE
.TAG 2521488.0/MSO
.DELDT 09/06/25
.FormatterVersion 2.0.0
.EMAIL dustin.pierson@usda.gov