National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Mostly Cloudy

64°F

18°C

Humidity 19%
Wind Speed NW 16 G 26 mph
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 23 May 4:35 pm MDT
Extended Forecast for

5 Miles SSE Trail Ridge CO

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers. Mostly sunny, with a high near 47. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.

    High: 47 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 32. Breezy, with a west wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 53. West wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 53 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. West southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 35 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 55. West wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    High: 55 °F

    Sunny then
    Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm after noon. High near 55. Chance of precipitation is 80%.

    High: 55 °F

    Mostly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Showers

  • Wednesday

    Wednesday: A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and noon, then rain showers after noon. Some thunder is also possible. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance
    Rain/Snow
    then Showers

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly sunny, with a high near 47. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 32. Breezy, with a west wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 53. West wind 9 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 35. West southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Memorial Day
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 55. West wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Monday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 37.
Tuesday
Showers and possibly a thunderstorm after noon. High near 55. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and noon, then rain showers after noon. Some thunder is also possible. Mostly cloudy, with a high near 50.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 34.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 55.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 55.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 34.
Saturday
A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Trail Ridge CO
 40.37°N 105.72°W (Elev. 10899 ft)
Last Update:
2:56 pm MDT May 23, 2026
Forecast Valid:
5pm MDT May 23, 2026-6pm MDT May 30, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation