Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

100°F

38°C

Humidity 15%
Wind Speed E 3 mph
Barometer 30.12 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 26 Jul 12:35 pm MDT
Extended Forecast for

Brainard Lake CO

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a temperature falling to around 71 by 5pm. Light and variable wind becoming east 5 to 7 mph.  Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 54. West wind 6 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then showers and thunderstorms likely after noon.  Mostly cloudy, with a high near 73. West northwest wind around 6 mph becoming east southeast in the morning.  Chance of precipitation is 70%.

    High: 73 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming west after midnight.  Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm after noon.  High near 71. West wind 5 to 7 mph becoming light and variable.  Chance of precipitation is 80%.

    High: 71 °F

    Mostly Sunny
    then T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight.  Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely after noon.  Mostly sunny, with a high near 73. Chance of precipitation is 70%.

    High: 73 °F

    Sunny then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 49. Breezy.

    Low: 49 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73. Breezy.

    High: 73 °F

    Mostly Sunny
    and Breezy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a temperature falling to around 71 by 5pm. Light and variable wind becoming east 5 to 7 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 54. West wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 73. West northwest wind around 6 mph becoming east southeast in the morning. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 40%.
Tuesday
Showers and possibly a thunderstorm after noon. High near 71. West wind 5 to 7 mph becoming light and variable. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Wednesday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 73. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 49. Breezy.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. Breezy.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Brainard Lake CO
 40.07°N 105.57°W (Elev. 10561 ft)
12:46 pm MDT Jul 26, 2026
12pm MDT Jul 26, 2026-6pm MDT Aug 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database