Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Georgetown Lake (MTGTL)

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

NA

68°F

20°C

Humidity 34%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 29 Sep 05:30 PM MDT
Extended Forecast for

16 Miles WSW Georgetown MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 69. Southwest wind around 8 mph.

    High: 69 °F

    Chance
    Showers

  • Tonight

    Tonight: Rain likely and possibly a thunderstorm, then rain after 4am.  Low around 46. Breezy, with a south wind 15 to 25 mph decreasing to 5 to 15 mph in the evening. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: A chance of rain before 3pm, then a chance of showers and thunderstorms, mainly after 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 58. Southwest wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 42. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain.  Partly sunny, with a high near 55. South southwest wind around 10 mph, with gusts as high as 23 mph.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight.  Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A slight chance of rain before 9am, then a slight chance of rain and snow between 9am and noon, then a slight chance of rain after noon.  Mostly sunny, with a high near 48.

    High: 48 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Southwest wind around 8 mph.
Tonight
Rain likely and possibly a thunderstorm, then rain after 4am. Low around 46. Breezy, with a south wind 15 to 25 mph decreasing to 5 to 15 mph in the evening. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of rain before 3pm, then a chance of showers and thunderstorms, mainly after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 58. Southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
A 40 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 42. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 55. South southwest wind around 10 mph, with gusts as high as 23 mph.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36.
Friday
A slight chance of rain before 9am, then a slight chance of rain and snow between 9am and noon, then a slight chance of rain after noon. Mostly sunny, with a high near 48.
Friday Night
Areas of frost between 11pm and midnight. Otherwise, partly cloudy, with a low around 34.
Saturday
A slight chance of rain. Mostly sunny, with a high near 47.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Sunday
A chance of snow. Partly sunny, with a high near 40.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 29.
Monday
A slight chance of snow. Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles WSW Georgetown MT
 46.12°N 113.56°W (Elev. 7000 ft)
2:41 pm MDT Sep 29, 2025
5pm MDT Sep 29, 2025-6pm MDT Oct 6, 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