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

Hurricane and Storm Surge Watches Issued for the Northern Gulf Coast for Strengthening Tropical Storm Isaias

Tropical Storm Isaias is forecast to track toward the central Gulf Coast while strengthening into a hurricane on Thursday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts along portions of the northern Gulf Coast Friday into Saturday. Isaias will bring heavy rainfall to the central Gulf Coast and much of the Southeast Friday into the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

TOSTON (TOSM)

Lat: 46.12222°NLon: 111.49472°WElev: 4058.0ft.

NA

75°F

24°C

Humidity 16%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 07 Oct 04:00 PM MDT
Extended Forecast for

2 Miles SSE Radersburg MT

Fire Weather Watch October 9, 12:00pm until October 9, 06:00pm
Click here for hazard details and duration
Fire Weather Watch

  • Tonight

    Tonight: Mostly clear, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. Breezy, with a south wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 82 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West southwest wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 28 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of rain. Partly sunny, with a high near 60. North wind 10 to 20 mph, with gusts as high as 29 mph.

    High: 60 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain and snow. Low around 27. Blustery, with a north wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow and
    Blustery

  • Sunday

    Sunday: Snow before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. North wind 10 to 20 mph, with gusts as high as 31 mph.

    High: 40 °F

    Snow then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Rain/Snow
    Likely then
    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 41. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Calm wind becoming south southwest around 5 mph after midnight.
Friday
Sunny, with a high near 82. Breezy, with a south wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 37 mph.
Friday Night
Partly cloudy, with a low around 42. West southwest wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 28 mph.
Saturday
A 50 percent chance of rain. Partly sunny, with a high near 60. North wind 10 to 20 mph, with gusts as high as 29 mph.
Saturday Night
Rain and snow. Low around 27. Blustery, with a north wind 18 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Snow before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 40. North wind 10 to 20 mph, with gusts as high as 31 mph.
Sunday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 25.
Columbus Day
A chance of snow before noon, then a slight chance of rain and snow. Partly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 30.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 54.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Radersburg MT
 46.17°N 111.6°W (Elev. 4199 ft)
Last Update:
4:37 pm MDT Oct 7, 2026
Forecast Valid:
5pm MDT Oct 7, 2026-6pm MDT Oct 14, 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