Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 21 Jun 3:15 am MDT
Extended Forecast for

2 Miles SSW Boulder CO

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 65. West southwest wind around 6 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms between noon and 5pm.  Mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. East wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 65. West southwest wind around 6 mph.
Sunday
Sunny, with a high near 90. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 57. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Monday
A slight chance of showers and thunderstorms between noon and 5pm. Mostly sunny, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 61. East wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Thursday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 87.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Boulder CO
 40°N 105.27°W (Elev. 5525 ft)
12:46 am MDT Jun 21, 2026
3am MDT Jun 21, 2026-6pm MDT Jun 27, 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