Dangerous Fire Conditions in the Southern High Plains; Severe Weather in the Central Plains and Upper Midwest; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected in the central Plains into the Upper Midwest. Heavy late-season snow and record cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Partly Cloudy

47°F

8°C

Humidity 63%
Wind Speed W 7 mph
Barometer 29.90 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 17 May 11:15 am MDT
Extended Forecast for

5 Miles SSE Trail Ridge CO

Winter Weather Advisory May 18, 12:00am until May 18, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Snow showers. Some thunder is also possible.  High near 41. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 41 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers. Some thunder is also possible.  Low around 25. Breezy, with a southwest wind 8 to 16 mph becoming east southeast after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow Showers
    and Breezy

  • Monday

    Monday: Snow showers. The snow could be heavy at times. Some thunder is also possible.  Temperature falling to around 25 by noon. Breezy, with an east southeast wind 12 to 17 mph becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 27 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 18. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Snow showers, mainly after noon. Some thunder is also possible.  High near 29. South southwest wind 7 to 9 mph, with gusts as high as 17 mph.  Chance of precipitation is 80%.

    High: 29 °F

    Chance Snow
    Showers then
    Snow Showers

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before midnight. Some thunder is also possible.  Mostly cloudy, with a low around 19. Chance of precipitation is 60%.

    Low: 19 °F

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers after noon. Some thunder is also possible.  Partly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A slight chance of snow showers before midnight.  Partly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Thursday

    Thursday: A chance of snow showers after noon. Some thunder is also possible.  Partly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny
    then Chance
    Snow Showers

Detailed Forecast

Today
Snow showers. Some thunder is also possible. High near 41. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow showers. Some thunder is also possible. Low around 25. Breezy, with a southwest wind 8 to 16 mph becoming east southeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow showers. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 25 by noon. Breezy, with an east southeast wind 12 to 17 mph becoming south southeast 6 to 11 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 18. South southwest wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow showers, mainly after noon. Some thunder is also possible. High near 29. South southwest wind 7 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 80%.
Tuesday Night
Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 35.
Wednesday Night
A slight chance of snow showers before midnight. Partly cloudy, with a low around 21.
Thursday
A chance of snow showers after noon. Some thunder is also possible. Partly sunny, with a high near 39.
Thursday Night
A slight chance of snow showers before midnight. Partly cloudy, with a low around 23.
Friday
A slight chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 28.
Saturday
A chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 48.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Trail Ridge CO
 40.37°N 105.72°W (Elev. 10899 ft)
12:46 am MDT May 17, 2026
11am MDT May 17, 2026-6pm MDT May 23, 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