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

Tropical Storm Edouard Along the Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard off the central Gulf Coast will bring tropical storm conditions and heavy rainfall to portions of Upper Texas and southwestern Louisiana coasts Tuesday into Wednesday. Storm Surge Watches and Tropical Storm Warnings are in effect. Hot and humid conditions will continue to expand from the Central Plains into the Ohio Valley and Mid-Atlantic this week. Read More >

Current conditions at

PLAINS (PLAM8)

Lat: 47.46622°NLon: 114.87961°WElev: 2481.0ft.

NA

88°F

31°C

Humidity 17%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Heat Index84°F (29°C)
Last update 31 Aug 06:26 PM MDT
Extended Forecast for

Plains MT

  • Tonight

    Tonight: Increasing clouds, with a low around 45. Calm wind.

    Low: 45 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.

    High: 93 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am, then a chance of rain after 5am. Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 50%.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then rain likely after 3pm. High near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 44 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 72. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: A chance of rain, mainly before noon. Partly sunny, with a high near 75.

    High: 75 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after midnight. Partly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

Detailed Forecast

Tonight
Increasing clouds, with a low around 45. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 93. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
A chance of rain before 1am, then a chance of rain after 5am. Mostly cloudy, with a low around 48. South wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 50%.
Wednesday
Rain before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then rain likely after 3pm. High near 77. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 72. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of rain, mainly before noon. Partly sunny, with a high near 75.
Friday Night
A chance of rain, mainly after midnight. Partly cloudy, with a low around 42.
Saturday
A chance of rain, mainly before noon. Partly sunny, with a high near 78.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Partly sunny, with a high near 80.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44.
Labor Day
A chance of rain. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plains MT
 47.47°N 114.87°W (Elev. 2933 ft)
Last Update:
2:01 pm MDT Aug 31, 2026
Forecast Valid:
6pm MDT Aug 31, 2026-6pm MDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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