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.

Fair

57°F

14°C

Humidity	55%
Wind Speed	E 5 mph
Barometer	30.37 in
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Last update	1 Sep 9:55 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles ENE Grand Lake CO

Tonight
Low: 40 °F
Mostly Clear
Wednesday
High: 55 °F
Mostly Sunny
then Sunny
and Breezy
Wednesday Night
Low: 40 °F
Mostly Clear
and Breezy
then Mostly
Clear
Thursday
High: 57 °F
Sunny
Thursday Night
Low: 41 °F
Mostly Clear
Friday
High: 58 °F
Sunny
Friday Night
Low: 43 °F
Partly Cloudy
Saturday
High: 58 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 44 °F
Chance
Showers then
Mostly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 40. Southwest wind 7 to 10 mph.

Wednesday

Sunny, with a high near 55. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 26 mph.

Wednesday Night

Mostly clear, with a low around 40. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 24 mph.

Thursday

Sunny, with a high near 57. West southwest wind 11 to 14 mph, with gusts as high as 25 mph.

Thursday Night

Mostly clear, with a low around 41. West southwest wind 7 to 11 mph, with gusts as high as 21 mph.

Friday

Sunny, with a high near 58.

Friday Night

Partly cloudy, with a low around 43.

Saturday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 58.

Saturday Night

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.

Sunday

A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 57.

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 57.

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 55.

Additional Forecasts and Information

Zone Area Forecast for South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet, CO

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

5 Miles ENE Grand Lake CO
40.26°N 105.73°W (Elev. 11693 ft)

12:47 pm MDT Sep 1, 2026

Forecast Valid:

10pm MDT Sep 1, 2026-6pm MDT Sep 8, 2026

Forecast Discussion

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