Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

unknown precip

53°F

12°C

Humidity 99%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 16 Aug 09:30 PM MDT
Extended Forecast for

6 Miles NW Georgetown MT

  • Tonight

    Tonight: A 20 percent chance of showers.  Mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Partly cloudy, with a low around 48. East southeast wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. West wind around 6 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 48. Light and variable wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 81. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 50. West wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Georgetown MT
 46.25°N 113.34°W (Elev. 5399 ft)
6:20 pm MDT Aug 16, 2025
9pm MDT Aug 16, 2025-6pm MDT Aug 23, 2025
 
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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