Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy

70°F

21°C

Humidity 31%
Wind Speed W 13 G 18 mph
Barometer 30.34 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 1 Sep 5:35 pm MDT
Extended Forecast for

Grand Lake CO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a steady temperature around 69. West southwest wind around 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm.  Partly cloudy, with a low around 41. West southwest wind 5 to 9 mph becoming light south  in the evening. Winds could gust as high as 17 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Breezy, with a light south wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph.

    High: 73 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. West southwest wind 9 to 14 mph becoming light southwest  after midnight. Winds could gust as high as 22 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Light south southwest wind becoming west southwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 69. West southwest wind around 10 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of showers before 9pm. Partly cloudy, with a low around 41. West southwest wind 5 to 9 mph becoming light south in the evening. Winds could gust as high as 17 mph.
Wednesday
Mostly sunny, with a high near 73. Breezy, with a light south wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 41. West southwest wind 9 to 14 mph becoming light southwest after midnight. Winds could gust as high as 22 mph.
Thursday
Sunny, with a high near 76. Light south southwest wind becoming west southwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 77.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 43.
Labor Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Lake CO
 40.25°N 105.82°W (Elev. 8386 ft)
12:47 pm MDT Sep 1, 2026
5pm MDT Sep 1, 2026-6pm MDT Sep 8, 2026
 
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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