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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

CW1334 Chester (C1334)

Lat: 48.51253°NLon: 110.96415°WElev: 3133.33ft.

NA

54°F

12°C

Humidity 63%
Wind Speed WNW 9 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 03 Oct 12:45 AM MDT
Extended Forecast for

Chester MT

  • Overnight

    Overnight: Mostly clear, with a low around 41. Northwest wind 5 to 8 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. South southeast wind 5 to 7 mph becoming light and variable after midnight.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 70. Light and variable wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. South southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. West wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West wind 6 to 15 mph, with gusts as high as 26 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. West wind 3 to 8 mph.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Northwest wind 5 to 8 mph.
Saturday
Sunny, with a high near 65. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 36. South southeast wind 5 to 7 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 70. Light and variable wind becoming south southeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 39. South southeast wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 81. West wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Mostly clear, with a low around 46. West wind 6 to 15 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 74. West wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chester MT
 48.51°N 110.95°W (Elev. 3163 ft)
Last Update:
12:31 am MDT Oct 3, 2026
Forecast Valid:
1am MDT Oct 3, 2026-6pm MDT Oct 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation