Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

39°F

4°C

Humidity 100%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 12 Oct 03:43 AM MDT
Extended Forecast for

5 Miles N Big Arm MT

High Wind Watch October 12, 09:00pm until October 13, 12:00pm
Click here for hazard details and duration
High Wind Watch
  • Overnight

    Overnight: Rain.  Low around 36. South southwest wind around 9 mph.  Chance of precipitation is 90%.

    Low: 36 °F

    Rain

  • Sunday

    Sunday: Rain.  High near 47. South southwest wind 7 to 9 mph becoming north northeast in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after midnight.  Low around 29. Northeast wind 14 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    then Snow

  • Columbus Day

    Columbus Day: A chance of snow before 3pm, then a slight chance of rain.  Mostly cloudy, with a high near 45. North northeast wind 14 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. North northeast wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of snow, mixing with rain after 9am, then gradually ending.  Mostly sunny, with a high near 51. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain.  Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Overnight
Rain. Low around 36. South southwest wind around 9 mph. Chance of precipitation is 90%.
Sunday
Rain. High near 47. South southwest wind 7 to 9 mph becoming north northeast in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain and snow, becoming all snow after midnight. Low around 29. Northeast wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Columbus Day
A chance of snow before 3pm, then a slight chance of rain. Mostly cloudy, with a high near 45. North northeast wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 27. North northeast wind 8 to 14 mph, with gusts as high as 21 mph.
Tuesday
A slight chance of snow, mixing with rain after 9am, then gradually ending. Mostly sunny, with a high near 51. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain. Partly sunny, with a high near 50.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34.
Thursday
A chance of rain, mainly before noon. Partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35.
Friday
A chance of rain. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33.
Saturday
A chance of rain. Partly sunny, with a high near 53.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Big Arm MT
 47.86°N 114.3°W (Elev. 2972 ft)
3:30 am MDT Oct 12, 2025
4am MDT Oct 12, 2025-6pm MDT Oct 18, 2025
 
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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