Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Light Snow

32°F

0°C

Humidity 96%
Wind Speed NW 3 mph
Barometer 30.22 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 May 1:55 am MDT
Extended Forecast for

3 Miles SSW Rollins Pass CO

  • Overnight

    Overnight: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 16. West wind around 7 mph.  Total nighttime snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of snow showers, mainly after noon. The snow could be heavy at times. Some thunder is also possible.  Mostly cloudy, with a high near 26. South wind around 8 mph becoming east southeast in the morning. Winds could gust as high as 15 mph.  New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Slight Chance
    Snow Showers
    then Heavy
    Snow

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly before 9pm.  Mostly cloudy, with a low around 20. Southeast wind 6 to 8 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow showers likely, mainly between noon and 3pm. Some thunder is also possible.  Partly sunny, with a high near 34. West wind 7 to 9 mph, with gusts as high as 17 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow showers before midnight. Some thunder is also possible.  Partly cloudy, with a low around 18. West northwest wind 6 to 9 mph becoming southwest in the evening. Winds could gust as high as 16 mph.

    Low: 18 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Snow showers likely after noon. Some thunder is also possible.  Partly sunny, with a high near 38. Chance of precipitation is 60%.

    High: 38 °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 22. Chance of precipitation is 60%.

    Low: 22 °F

    Snow Showers
    Likely

  • Friday

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

    High: 39 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A slight chance of snow showers before midnight. Some thunder is also possible.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow showers. Mostly cloudy, with a low around 16. West wind around 7 mph. Total nighttime snow accumulation of around an inch possible.
Tuesday
A 50 percent chance of snow showers, mainly after noon. The snow could be heavy at times. Some thunder is also possible. Mostly cloudy, with a high near 26. South wind around 8 mph becoming east southeast in the morning. Winds could gust as high as 15 mph. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 20. Southeast wind 6 to 8 mph becoming south southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Snow showers likely, mainly between noon and 3pm. Some thunder is also possible. Partly sunny, with a high near 34. West wind 7 to 9 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A 30 percent chance of snow showers before midnight. Some thunder is also possible. Partly cloudy, with a low around 18. West northwest wind 6 to 9 mph becoming southwest in the evening. Winds could gust as high as 16 mph.
Thursday
Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 38. Chance of precipitation is 60%.
Thursday Night
Snow showers likely, mainly before midnight. Some thunder is also possible. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Friday
A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 39.
Friday Night
A slight chance of snow showers before midnight. Some thunder is also possible. Mostly cloudy, with a low around 23.
Saturday
A chance of snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 44. Breezy.
Saturday Night
Partly cloudy, with a low around 28. Breezy.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 32.
Memorial Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Rollins Pass CO
 39.91°N 105.7°W (Elev. 11585 ft)
12:46 am MDT May 19, 2026
2am MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database