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

Tropical Storm Alberto Brings Heavy Rainfall and Flooding to South Texas; Heavy Rainfall Threat in the Northern Plains

Heavy rainfall and flooding associated with Tropical Storm Alberto will continue to impact portions of South Texas, especially along the coast through Thursday. This rainfall will likely produce flash, urban and river flooding. On Thursday, thunderstorms are forecast to develop across portions of the Northern Plains. Stronger storms may produce heavy to excessive rainfall. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

50°F

10°C

Humidity 27%
Wind Speed Calm
Barometer 30.33 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 19 Jun 11:55 pm MDT
Extended Forecast for

Georgetown CO

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a steady temperature around 51. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.

    Low: 51 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 80. Southwest wind 7 to 11 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.

    High: 80 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 51. Southwest wind 7 to 9 mph, with gusts as high as 15 mph.

    Low: 51 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers, then showers and thunderstorms likely after 9am. Mostly cloudy, with a high near 78. West wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.

    High: 78 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 51. West wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 51 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

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

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.

    High: 82 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a steady temperature around 51. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Thursday
A slight chance of showers before noon, then a chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 80. Southwest wind 7 to 11 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 51. Southwest wind 7 to 9 mph, with gusts as high as 15 mph.
Friday
A chance of showers, then showers and thunderstorms likely after 9am. Mostly cloudy, with a high near 78. West wind 6 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 51. West wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Monday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Georgetown CO
 39.71°N 105.71°W (Elev. 8747 ft)
Last Update:
8:28 pm MDT Jun 19, 2024
Forecast Valid:
12am MDT Jun 20, 2024-6pm MDT Jun 26, 2024
 
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