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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

PLAINS (PLAM8)

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

NA

43°F

6°C

Humidity 85%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 10 Oct 08:26 AM MDT
Extended Forecast for

Plains MT

  • Today

    Today: A 30 percent chance of rain, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, cloudy through mid morning, then becoming mostly sunny, with a high near 60. Light and variable wind becoming northeast 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 60 °F

    Patchy Fog
    then Chance
    Rain

  • Tonight

    Tonight: Rain and snow likely, becoming all snow after 3am. Snow level 5300 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 28. Northeast wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow likely, possibly mixed with rain, mainly before 10am. Snow level 2900 feet rising to 3800 feet in the afternoon. Cloudy, with a high near 49. Northeast wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A slight chance of rain and snow before midnight, then a chance of snow. Snow level 3400 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 26. Northeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Columbus Day

    Columbus Day: Patchy fog between 8am and 10am. Otherwise, mostly sunny, with a high near 55. Calm wind.

    High: 55 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, cloudy through mid morning, then becoming mostly sunny, with a high near 60. Light and variable wind becoming northeast 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
Rain and snow likely, becoming all snow after 3am. Snow level 5300 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 28. Northeast wind 6 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, possibly mixed with rain, mainly before 10am. Snow level 2900 feet rising to 3800 feet in the afternoon. Cloudy, with a high near 49. Northeast wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A slight chance of rain and snow before midnight, then a chance of snow. Snow level 3400 feet lowering to 2900 feet after midnight . Mostly cloudy, with a low around 26. Northeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Columbus Day
Patchy fog between 8am and 10am. Otherwise, mostly sunny, with a high near 55. Calm wind.
Monday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 25.
Tuesday
Patchy fog before 10am. Otherwise, sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 71.
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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:
6:57 am MDT Oct 10, 2026
Forecast Valid:
8am MDT Oct 10, 2026-6pm MDT Oct 16, 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