Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Overcast

47°F

8°C

Humidity 47%
Wind Speed SW 10 G 17 mph
Barometer 30.20 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 May 1:15 pm MDT
Extended Forecast for

4 Miles N Trail Ridge CO

  • This Afternoon

    This Afternoon: A 50 percent chance of snow showers. Some thunder is also possible.  Cloudy, with a high near 33. Calm wind.  Total daytime snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 20. Light south wind.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers, mainly after 9am. Some thunder is also possible.  Partly sunny, with a high near 40. Calm wind becoming west around 5 mph.  New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Snow showers likely after noon. Some thunder is also possible.  Partly sunny, with a high near 44. Light and variable wind. Winds could gust as high as 15 mph.  Chance of precipitation is 70%.

    High: 44 °F

    Partly Sunny
    then Snow
    Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers. Some thunder is also possible.  Low around 21. Chance of precipitation is 80%.

    Low: 21 °F

    Snow Showers

  • Friday

    Friday: A 40 percent chance of snow showers. Some thunder is also possible.  Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow showers before midnight.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A chance of snow showers, mainly after noon. Some thunder is also possible.  Mostly sunny, with a high near 49.

    High: 49 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers. Some thunder is also possible. Cloudy, with a high near 33. Calm wind. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 20. Light south wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
A 50 percent chance of snow showers, mainly after 9am. Some thunder is also possible. Partly sunny, with a high near 40. Calm wind becoming west around 5 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around 19. Calm wind.
Thursday
Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 44. Light and variable wind. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Thursday Night
Snow showers. Some thunder is also possible. Low around 21. Chance of precipitation is 80%.
Friday
A 40 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 43.
Friday Night
A chance of snow showers before midnight. Mostly cloudy, with a low around 21.
Saturday
A chance of snow showers, mainly after noon. Some thunder is also possible. Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 25.
Sunday
A slight chance of showers and thunderstorms. Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 29.
Memorial Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Trail Ridge CO
 40.5°N 105.73°W (Elev. 10413 ft)
12:46 pm MDT May 19, 2026
1pm MDT May 19, 2026-6pm MDT May 25, 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