Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

49°F

9°C

Humidity 82%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 16 Aug 11:30 PM MDT
Extended Forecast for

17 Miles SSW Georgetown MT

  • Tonight

    Tonight: A 20 percent chance of rain before midnight.  Partly cloudy, with a low around 47. Light and variable wind becoming west southwest around 6 mph after midnight.

    Low: 47 °F

    Slight Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 63. Southwest wind 5 to 11 mph, with gusts as high as 24 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly between 3am and 5am.  Mostly cloudy, with a low around 48. West wind 3 to 7 mph. Winds could gust as high as 22 mph.

    Low: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 61. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 46. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 47. Light and variable wind becoming west southwest around 6 mph after midnight.
Monday
Mostly sunny, with a high near 63. Southwest wind 5 to 11 mph, with gusts as high as 24 mph.
Monday Night
A 30 percent chance of rain, mainly between 3am and 5am. Mostly cloudy, with a low around 48. West wind 3 to 7 mph. Winds could gust as high as 22 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. South southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 46. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A chance of rain after noon. Partly sunny, with a high near 69.
Friday Night
A chance of rain. Mostly cloudy, with a low around 54.
Saturday
A chance of rain and thunderstorms. Partly sunny, with a high near 65.
Saturday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSW Georgetown MT
 45.97°N 113.35°W (Elev. 8287 ft)
2:01 pm MDT Aug 16, 2026
11pm MDT Aug 16, 2026-6pm MDT Aug 23, 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