Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Georgetown Lake (MTGTL)

Lat: 46.191°NLon: 113.3°WElev: 6338.0ft.

unknown precip

44°F

7°C

Humidity 63%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 19 May 05:00 PM MDT
Extended Forecast for

3 Miles WNW Anaconda MT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 61. West northwest wind around 9 mph.

    High: 61 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of rain before 8pm.  Mostly cloudy, with a low around 34. West northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 34 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm.  Snow level 6300 feet rising to 8000 feet in the afternoon. Partly sunny, with a high near 61. Light west wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 40%.

    High: 61 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then rain and snow. Some thunder is also possible.  Snow level 7900 feet lowering to 6300 feet after midnight . Low around 35. Northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before noon.  Snow level 6100 feet rising to 7600 feet in the afternoon. Partly sunny, with a high near 59. North wind 3 to 8 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 59 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 61. West northwest wind around 9 mph.
Tonight
A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 34. West northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Snow level 6300 feet rising to 8000 feet in the afternoon. Partly sunny, with a high near 61. Light west wind becoming west northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
Rain before 11pm, then rain and snow. Some thunder is also possible. Snow level 7900 feet lowering to 6300 feet after midnight . Low around 35. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before noon. Snow level 6100 feet rising to 7600 feet in the afternoon. Partly sunny, with a high near 59. North wind 3 to 8 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 43.
Memorial Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77. Breezy.
Monday Night
Partly cloudy, with a low around 40. Breezy.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Anaconda MT
 46.14°N 112.98°W (Elev. 5338 ft)
2:01 pm MDT May 19, 2026
5pm MDT May 19, 2026-6pm MDT May 26, 2026
 
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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