Spot Forecast
Issued by NWS Missoula, MT

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FNUS75 KMSO 171104
FWSMSO

Spot Forecast for Rock Fire
National Weather Service Missoula MT
504 AM MDT Thu Jul 17 2025

Forecast is based on forecast start time of 0600 MDT on July 17.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Warm, dry and breezy conditions are expected during
the forecast period. Today, there is a 60 percent probability for
wind gusts exceeding 20 mph. Combined with low MinRH values, near
critical fire weather conditions will be present today. Friday,
will be the warmest day of the week and weekend, though wind gusts
are not expected to be as strong.

.TODAY...

* Sky/Weather.........Sunny.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Max Temperature.....74-79.
* Min Humidity........13-18 percent.
* Wind (20 ft)........West 8-14 mph. Gusts 20 to 25 mph in the
  afternoon.
* Mixing Height.......3000 ft agl increasing to 9500 ft agl.
* Mixing Winds........West 20 mph.
* Precip Amount.......0.00 inches.

.TONIGHT...

* Sky/Weather.........Mostly clear.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Min Temperature.....44-49.
* Max Humidity........63-68 percent.
* Wind (20 ft)........Northwest 5-14 mph. Gusts up to 25 mph in the
  evening.
* Mixing Height.......7500 ft agl decreasing to 500 ft agl.
* Mixing Winds........Northwest 10 mph.
* Precip Amount.......0.00 inches.

.FRIDAY...

* Sky/Weather.........Mostly sunny.
* CWR (> 0.10 Inch)...0 percent.
* Chance Lightning....0 percent.
* Max Temperature.....76-81.
* Min Humidity........15-20 percent.
* Wind (20 ft)........West 5-8 mph.
* Mixing Height.......2500 ft agl increasing to 10000 ft agl.
* Mixing Winds........West 15 mph.
* Precip Amount.......0.00 inches.

$$
Forecaster...Robinson
Requested by...Douglas Bertelsen
Type of request...WILDFIRE
.TAG 2518091.1/MSO
.DELDT 07/17/25
.FormatterVersion 2.0.0
.EMAIL douglas.bertelsen@usda.gov