National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Fair

66°F

19°C

Humidity 46%
Wind Speed E 3 mph
Barometer 30.49 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 16 Sep 5:15 pm MDT
Extended Forecast for

Georgetown CO

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 62. East wind around 5 mph. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 46. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 71. Light and variable wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 47. West southwest wind 5 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 72. West wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.

    High: 72 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70. Chance of precipitation is 70%.

    High: 70 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.

    Low: 41 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 62. East wind around 5 mph. Chance of precipitation is 70%.
Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 46. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 71. Light and variable wind becoming south southwest 5 to 9 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 47. West southwest wind 5 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 72. West wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Friday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 48. Chance of precipitation is 20%.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 70. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Sunday Night
A slight chance of showers before midnight. Mostly clear, with a low around 39.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Georgetown CO
 39.71°N 105.71°W (Elev. 8747 ft)
Last Update:
12:46 pm MDT Sep 16, 2026
Forecast Valid:
5pm MDT Sep 16, 2026-6pm MDT Sep 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation