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Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Missoula, Missoula International Airport (KMSO)

Lat: 46.92083°NLon: 114.0925°WElev: 3199.0ft.

smoke

92°F

33°C

Humidity 17%
Wind Speed WNW 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 41°F (5°C)
Visibility 8.00 mi
Heat Index88°F (31°C)
Last update 31 Jul 02:53 PM MDT
Extended Forecast for

Missoula MT

Red Flag Warning August 1, 02:00pm until August 2, 12:00am
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 59 °F

    Areas Smoke

  • Saturday

    Saturday: Patchy smoke. Sunny and hot, with a high near 99. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 99 °F

    Patchy Smoke

  • Saturday Night

    Saturday Night: Patchy smoke before 9pm. Partly cloudy, with a low around 54. West northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph.

    Low: 54 °F

    Patchy Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 80. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. West northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Patchy smoke. Sunny and hot, with a high near 99. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Patchy smoke before 9pm. Partly cloudy, with a low around 54. West northwest wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 80. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 47. West northwest wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Missoula MT
 46.87°N 114°W (Elev. 3202 ft)
Last Update:
2:00 pm MDT Jul 31, 2026
Forecast Valid:
3pm MDT Jul 31, 2026-6pm MDT Aug 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation