Unsettled Weather in the Eastern U.S. through Memorial Day

Wet, stormy, and unsettled weather continues for much of the eastern half of the U.S. through Memorial Day. There is potential for scattered flash flooding across the Central Gulf Coast into North Georgia and across the Upper Ohio Valley. Severe storms capable of hail/wind may occur across the Middle Missouri Valley/Siouxland and across other parts of the central and southern Plains and Southeast. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

79°F

26°C

Humidity 18%
Wind Speed S 8 mph
Barometer 30.05 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 24 May 3:55 pm MDT
Extended Forecast for

Boulder CO

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. South wind around 7 mph, with gusts as high as 16 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 54. West wind 5 to 8 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Memorial Day

    Memorial Day: A 40 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 84. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers before 9pm.  Mostly cloudy, with a low around 54. West southwest wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 54 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 82. Breezy, with a light and variable wind becoming southeast 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon.  Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Partly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South wind around 7 mph, with gusts as high as 16 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 54. West wind 5 to 8 mph, with gusts as high as 15 mph.
Memorial Day
A 40 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 84. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.
Monday Night
A 20 percent chance of showers before 9pm. Mostly cloudy, with a low around 54. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Breezy, with a light and variable wind becoming southeast 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. Breezy.
Wednesday
Showers and thunderstorms likely after noon. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.04°N 105.25°W (Elev. 5404 ft)
1:01 pm MDT May 24, 2026
4pm MDT May 24, 2026-6pm MDT May 31, 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