Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

51°F

11°C

Humidity 50%
Wind Speed Calm
Barometer 30.28 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 20 Jun 12:35 am MDT
Extended Forecast for

11 Miles N Silverthorne CO

Red Flag Warning June 20, 11:00am until June 20, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Overnight

    Overnight: Mostly clear, with a low around 42. South southeast wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Breezy, with a southwest wind 6 to 11 mph becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 75 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Breezy, with a west wind 12 to 17 mph becoming light west southwest  after midnight. Winds could gust as high as 33 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Breezy, with a light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 28 mph.

    High: 68 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. West northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 25 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70. Breezy.

    High: 70 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 42. South southeast wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 75. Breezy, with a southwest wind 6 to 11 mph becoming west 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Mostly clear, with a low around 41. Breezy, with a west wind 12 to 17 mph becoming light west southwest after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 68. Breezy, with a light and variable wind becoming west 10 to 15 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 38. West northwest wind 6 to 11 mph becoming light and variable. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 70. Breezy.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Sunny, with a high near 74. Breezy.
Wednesday Night
Partly cloudy, with a low around 42. Breezy.
Thursday
Mostly sunny, with a high near 73. Breezy.
Thursday Night
Partly cloudy, with a low around 42.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Silverthorne CO
 39.82°N 106.03°W (Elev. 9800 ft)
12:46 pm MDT Jun 19, 2026
12am MDT Jun 20, 2026-6pm MDT Jun 26, 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