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

37°F

3°C

Humidity 76%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 May 9:35 am MDT
Extended Forecast for

6 Miles N Trail Ridge CO

  • Today

    Today: A 50 percent chance of snow showers after noon. Some thunder is also possible.  Cloudy, with a high near 35. Calm wind.  Total daytime snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Tonight

    Tonight: A 50 percent chance of snow showers, mainly before 3am.  Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind.  New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of snow showers, mainly between 9am and 3pm. Some thunder is also possible.  Partly sunny, with a high near 43. Light and variable wind.  Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers before midnight.  Partly cloudy, with a low around 17. Light and variable wind.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Thursday

    Thursday: Snow showers likely after noon. Some thunder is also possible.  Partly sunny, with a high near 46. Calm wind becoming west southwest around 5 mph.  Chance of precipitation is 60%.

    High: 46 °F

    Mostly Sunny
    then Snow
    Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers likely, mainly before midnight. Some thunder is also possible.  Mostly cloudy, with a low around 21. Chance of precipitation is 70%.

    Low: 21 °F

    Snow Showers
    Likely

  • Friday

    Friday: A 40 percent chance of snow showers. Some thunder is also possible.  Partly sunny, with a high near 47.

    High: 47 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight.  Mostly cloudy, with a low around 22.

    Low: 22 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: A chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible.  Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
A 50 percent chance of snow showers after noon. Some thunder is also possible. Cloudy, with a high near 35. Calm wind. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 50 percent chance of snow showers, mainly before 3am. Cloudy, then gradually becoming partly cloudy, with a low around 18. Calm wind. New snow accumulation of less than a half inch possible.
Wednesday
A 50 percent chance of snow showers, mainly between 9am and 3pm. Some thunder is also possible. Partly sunny, with a high near 43. Light and variable wind. Little or no snow accumulation expected.
Wednesday Night
A 20 percent chance of snow showers before midnight. Partly cloudy, with a low around 17. Light and variable wind.
Thursday
Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 46. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 60%.
Thursday Night
Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 21. Chance of precipitation is 70%.
Friday
A 40 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 47.
Friday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 22.
Saturday
A chance of rain and snow showers between noon and 3pm, then a chance of rain showers after 3pm. Some thunder is also possible. Mostly sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 29.
Memorial Day
A slight chance of showers and thunderstorms. Sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Trail Ridge CO
 40.52°N 105.73°W (Elev. 10200 ft)
12:46 am MDT May 19, 2026
10am 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