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

Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week. Read More >

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

61°F

16°C

Humidity 50%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 3 Aug 9:29 am MDT
Extended Forecast for

Granby CO

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 82. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.

    Sunny then
    Chance
    T-storms

    High: 82 °F

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 42. West wind 5 to 8 mph becoming light and variable after midnight.

    Chance
    T-storms then
    Partly Cloudy

    Low: 42 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.

    Sunny then
    Chance
    T-storms

    High: 82 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. West wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 41 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    Sunny then
    Chance
    T-storms

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 42 °F

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

    Mostly Sunny
    then Chance
    T-storms

    High: 80 °F

  • Thursday
    Night

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

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 41 °F

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 80.

    Sunny then
    Slight Chance
    T-storms

    High: 80 °F

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 82. Light and variable wind becoming north northwest 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 42. West wind 5 to 8 mph becoming light and variable after midnight.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. West wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 42.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 79.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Granby CO
 40.09°N 105.95°W (Elev. 7999 ft)
Last Update:
9:21 am MDT Aug 3, 2020
Forecast Valid:
10am MDT Aug 3, 2020-6pm MDT Aug 9, 2020
 
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