Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

75°F

24°C

Humidity 65%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Jul 2:15 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 85. East southeast wind around 7 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 64. South wind 6 to 8 mph becoming west after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 92. West wind 5 to 8 mph becoming east northeast in the morning.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 63. West wind around 6 mph becoming calm  in the evening.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Partly sunny, with a high near 91. Calm wind becoming south southeast around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 91 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind around 7 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. South wind 6 to 8 mph becoming west after midnight.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 92. West wind 5 to 8 mph becoming east northeast in the morning.
Friday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 63. West wind around 6 mph becoming calm in the evening.
Saturday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 91. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Boulder CO
 40.02°N 105.25°W (Elev. 5358 ft)
2:07 pm MDT Jul 17, 2025
2pm MDT Jul 17, 2025-6pm MDT Jul 23, 2025
 
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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