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.

Overcast

33°F

1°C

Humidity 90%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 May 11:55 pm MDT
Extended Forecast for

LONG'S PEAK CO

  • Overnight

    Overnight: A 50 percent chance of snow showers.  Cloudy, with a steady temperature around 21. West southwest wind around 7 mph.  Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 21 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Snow showers likely, mainly after 3pm. Some thunder is also possible.  Mostly cloudy, with a high near 27. West southwest wind 7 to 9 mph becoming east southeast in the afternoon. Winds could gust as high as 16 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Snow showers, mainly before 9pm.  Steady temperature around 26. South southeast wind 5 to 8 mph becoming southwest after midnight.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Showers
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers, mainly after noon. Some thunder is also possible.  High near 37. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers before midnight. Some thunder is also possible.  Partly cloudy, with a low around 23. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Thursday

    Thursday: Snow showers likely after noon. Some thunder is also possible.  Partly sunny, with a high near 41. Breezy.  Chance of precipitation is 70%.

    High: 41 °F

    Mostly Sunny
    then Snow
    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow showers likely before midnight, then a chance of snow showers. Some thunder is also possible.  Mostly cloudy, with a low around 25. Chance of precipitation is 70%.

    Low: 25 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible.  Partly sunny, with a high near 42.

    High: 42 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • 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.  Partly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of snow showers. Cloudy, with a steady temperature around 21. West southwest wind around 7 mph. Total nighttime snow accumulation of 2 to 4 inches possible.
Tuesday
Snow showers likely, mainly after 3pm. Some thunder is also possible. Mostly cloudy, with a high near 27. West southwest wind 7 to 9 mph becoming east southeast in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow showers, mainly before 9pm. Steady temperature around 26. South southeast wind 5 to 8 mph becoming southwest after midnight. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Snow showers, mainly after noon. Some thunder is also possible. High near 37. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
A 20 percent chance of snow showers before midnight. Some thunder is also possible. Partly cloudy, with a low around 23. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Thursday
Snow showers likely after noon. Some thunder is also possible. Partly sunny, with a high near 41. Breezy. Chance of precipitation is 70%.
Thursday Night
Rain and snow showers likely before midnight, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Friday
A chance of snow showers before 3pm, then a chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 42.
Friday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Partly cloudy, with a low around 28.
Saturday
A chance of rain and snow showers after noon. Some thunder is also possible. Mostly sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 37.
Memorial Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
LONG'S PEAK CO
 40.27°N 105.59°W (Elev. 11115 ft)
12:46 pm MDT May 18, 2026
12am MDT May 19, 2026-6pm MDT May 25, 2026
 
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Additional Resources

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