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

Excessive Rainfall and Severe Thunderstorms Threaten the Southern U.S. Again Thursday

A Moderate Risk (Level 3 of 4) Excessive Rainfall Outlook and Flood Watches have been issued for portions of east Texas into Louisiana Thursday where flash, urban, and riverine flooding is possible. A Slight Risk (Level 2 of 5) for scattered severe thunderstorms has been issued from west Texas to the lower Mississippi Valley Thursday afternoon into Thursday night. Read More >

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

57°F

14°C

Humidity 41%
Wind Speed WSW 6 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 17 May 01:15 AM MDT
Extended Forecast for

Helena MTSimilar City Names

  • Overnight

    Overnight: Mostly clear, with a low around 51. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers, mainly after 7am. Partly sunny, with a high near 61. Breezy, with a west wind 9 to 14 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 49 mph.

    High: 61 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Breezy, with a west wind 21 to 26 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 50 mph.

    Low: 39 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Southwest wind around 10 mph, with gusts as high as 23 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 42. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 42 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56. West northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 37. West southwest wind 6 to 11 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A slight chance of rain and snow showers before 9am, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 61. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 61 °F

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 51. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers, mainly after 7am. Partly sunny, with a high near 61. Breezy, with a west wind 9 to 14 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 49 mph.
Friday Night
Mostly clear, with a low around 39. Breezy, with a west wind 21 to 26 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 50 mph.
Saturday
Mostly sunny, with a high near 65. Southwest wind around 10 mph, with gusts as high as 23 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 42. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56. West northwest wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 37. West southwest wind 6 to 11 mph, with gusts as high as 23 mph.
Monday
A slight chance of rain and snow showers before 9am, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 61. West southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
A chance of showers after noon. Mostly sunny, with a high near 65.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 40.
Thursday
Showers likely. Mostly cloudy, with a high near 51.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Helena MTSimilar City Names
 46.58°N 112.04°W (Elev. 4413 ft)
Last Update:
11:24 pm MDT May 16, 2024
Forecast Valid:
1am MDT May 17, 2024-6pm MDT May 23, 2024
 
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