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

Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

JETTE (JETM8)

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

NA

55°F

13°C

Humidity 54%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 16 Oct 05:43 PM MDT
Extended Forecast for

6 Miles E Big Arm MT

Lake Wind Advisory October 17, 02:00pm until October 17, 07:00pm
Click here for hazard details and duration
Lake Wind Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Light south southwest wind becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 24 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Southwest wind 6 to 11 mph becoming light south southwest in the evening. Winds could gust as high as 21 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57. Calm wind.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 41. Light and variable wind.
Saturday
Mostly sunny, with a high near 67. Light south southwest wind becoming southwest 12 to 17 mph in the morning. Winds could gust as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 39. Southwest wind 6 to 11 mph becoming light south southwest in the evening. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 57. Calm wind.
Sunday Night
Partly cloudy, with a low around 41. Calm wind.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
A slight chance of rain. Mostly sunny, with a high near 57.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 41.
Friday
A chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Big Arm MT
 47.79°N 114.19°W (Elev. 3287 ft)
Last Update:
2:01 pm MDT Oct 16, 2026
Forecast Valid:
6pm MDT Oct 16, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation