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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Fair

90°F

32°C

Humidity 16%
Wind Speed WNW 9 MPH
Barometer 30.08 in (1016.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 22 Jul 6:53 pm MDT
Extended Forecast for

10 Miles ENE East Helena MT

Red Flag Warning July 23, 12:00pm until July 23, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Mostly clear, with a low around 57. West northwest wind 5 to 8 mph becoming calm  after midnight.

    Mostly Clear

    Low: 57 °F

  • Sunday

    Sunday: Sunny, with a high near 92. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    Sunny

    High: 92 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 58. West wind 3 to 8 mph.

    Mostly Clear

    Low: 58 °F

  • Monday

    Monday: Isolated showers and thunderstorms after noon.  Sunny, with a high near 88. Light west northwest wind becoming west 5 to 10 mph in the afternoon.  Chance of precipitation is 20%.

    Sunny then
    Isolated
    T-storms

    High: 88 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 55. West northwest wind 6 to 10 mph.

    Partly Cloudy

    Low: 55 °F

  • Tuesday

    Tuesday: A slight chance of thunderstorms after noon.  Mostly sunny, with a high near 87. Chance of precipitation is 20%.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 87 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of thunderstorms before midnight.  Mostly cloudy, with a low around 56. Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 56 °F

  • Wednesday

    Wednesday: A slight chance of showers before noon, then a slight chance of thunderstorms after noon.  Mostly sunny, with a high near 87.

    Slight Chance
    Showers then
    Slight Chance
    T-storms

    High: 87 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of thunderstorms.  Mostly cloudy, with a low around 56.

    Slight Chance
    T-storms

    Low: 56 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West northwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 92. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 58. West wind 3 to 8 mph.
Monday
Isolated showers and thunderstorms after noon. Sunny, with a high near 88. Light west northwest wind becoming west 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 55. West northwest wind 6 to 10 mph.
Tuesday
A slight chance of thunderstorms after noon. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms before midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before noon, then a slight chance of thunderstorms after noon. Mostly sunny, with a high near 87.
Wednesday Night
A slight chance of thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A slight chance of showers before noon, then a slight chance of thunderstorms after noon. Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 90.
Click Map For Forecast
Point Forecast:
10 Miles ENE East Helena MT
 46.65°N 111.75°W (Elev. 3862 ft)
5:12 pm MDT Jul 22, 2017
7pm MDT Jul 22, 2017-6pm MDT Jul 29, 2017
 
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