Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

45°F

7°C

Humidity 54%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 29 Jun 2:55 am MDT
Extended Forecast for

4 Miles WSW Grand Lake CO

Fire Weather Watch June 30, 12:00pm until June 30, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Patchy smoke. Mostly clear, with a low around 42. Southwest wind 3 to 5 mph.

    Low: 42 °F

    Patchy Smoke

  • Monday

    Monday: Patchy smoke before noon. Sunny, with a high near 68. Breezy, with a west southwest wind 5 to 10 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 34 mph.

    High: 68 °F

    Breezy.
    Patchy Smoke
    then Sunny

  • Monday Night

    Monday Night: Patchy smoke after 8pm. Mostly clear, with a low around 41. Breezy, with a west southwest wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 31 mph.

    Low: 41 °F

    Patchy Smoke
    and Breezy

  • Tuesday

    Tuesday: Patchy smoke between 4pm and 5pm. Increasing clouds, with a high near 76. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 25 mph.

    High: 76 °F

    Areas Smoke

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming light west  after midnight. Winds could gust as high as 23 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Wednesday Night

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

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy smoke. Mostly clear, with a low around 42. Southwest wind 3 to 5 mph.
Monday
Patchy smoke before noon. Sunny, with a high near 68. Breezy, with a west southwest wind 5 to 10 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 34 mph.
Monday Night
Patchy smoke after 8pm. Mostly clear, with a low around 41. Breezy, with a west southwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Tuesday
Patchy smoke between 4pm and 5pm. Increasing clouds, with a high near 76. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming light west after midnight. Winds could gust as high as 23 mph.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 78. Breezy.
Friday Night
Partly cloudy, with a low around 45. Breezy.
Independence Day
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 45.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Grand Lake CO
 40.23°N 105.9°W (Elev. 8947 ft)
2:31 am MDT Jun 29, 2026
3am MDT Jun 29, 2026-6pm MDT Jul 5, 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