National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

MDA Edgar (MTM50)

Lat: 45.46°NLon: 108.86°WElev: 3494.0ft.

NA

47°F

8°C

Humidity 73%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 09 Sep 11:00 PM MDT
Extended Forecast for

12 Miles WSW Joliet MT

  • Overnight

    Overnight: Mostly clear, with a low around 49. Southwest wind 6 to 8 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Southwest wind 8 to 14 mph becoming south southeast in the morning.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. West wind 5 to 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 69. Light and variable wind becoming northeast 8 to 13 mph in the morning.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 44. Northeast wind 9 to 14 mph becoming light north northeast after midnight.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. Light north northeast wind becoming east northeast 5 to 10 mph in the morning.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 41. North wind 8 to 15 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers. Partly sunny, with a high near 65. North wind 6 to 11 mph.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 38. West wind 5 to 15 mph.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 49. Southwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 87. Southwest wind 8 to 14 mph becoming south southeast in the morning.
Thursday Night
Partly cloudy, with a low around 50. West wind 5 to 15 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 69. Light and variable wind becoming northeast 8 to 13 mph in the morning.
Friday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 44. Northeast wind 9 to 14 mph becoming light north northeast after midnight.
Saturday
Partly sunny, with a high near 66. Light north northeast wind becoming east northeast 5 to 10 mph in the morning.
Saturday Night
A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 41. North wind 8 to 15 mph.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65. North wind 6 to 11 mph.
Sunday Night
A 40 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 38. West wind 5 to 15 mph.
Monday
Mostly sunny, with a high near 67. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 39. North northeast wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 69. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 41. Northeast wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 67. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WSW Joliet MT
 45.44°N 109.21°W (Elev. 4245 ft)
Last Update:
11:22 pm MDT Sep 9, 2026
Forecast Valid:
12am MDT Sep 10, 2026-6pm MDT Sep 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation