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

River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

Significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

Clear

29°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 05 Nov 04:53 AM MST
Extended Forecast for

Helena MT

  • Today

    Today: Increasing clouds, with a high near 47. Calm wind becoming west around 5 mph in the afternoon.

    High: 47 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 31. West southwest wind 7 to 9 mph.

    Low: 31 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 50. Southwest wind 5 to 7 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. South southwest wind 5 to 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Light and variable wind becoming southeast around 6 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Calm wind becoming south southwest 5 to 9 mph in the evening.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 26 mph.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. West southwest wind 3 to 7 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 47. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 31. West southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 50. Southwest wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 38. South southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 55. Light and variable wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 39. Calm wind becoming south southwest 5 to 9 mph in the evening.
Sunday
Mostly sunny, with a high near 59. South wind 6 to 13 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 36. West southwest wind 3 to 7 mph.
Monday
Partly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 40.
Veterans Day
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Helena MT
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
3:31 am MST Nov 5, 2026
Forecast Valid:
5am MST Nov 5, 2026-6pm MST Nov 11, 2026
 
Forecast Discussion
 
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