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Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

73°F

23°C

Humidity 31%
Wind Speed SW 5 mph
Barometer 30.13 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 21 Aug 8:56 am MDT
Extended Forecast for

4 Miles S LONG'S PEAK CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a steady temperature around 63. Light and variable wind becoming northeast around 6 mph in the afternoon.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 63 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 44 °F

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Partly sunny, with a high near 64. South southwest wind 5 to 7 mph becoming southeast in the afternoon.  Chance of precipitation is 50%.

    Slight Chance
    T-storms then
    Chance
    T-storms

    High: 64 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 46. South southeast wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 40%.

    Chance
    T-storms then
    Mostly Cloudy

    Low: 46 °F

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 65. West wind 5 to 9 mph becoming light northwest. Winds could gust as high as 15 mph.  Chance of precipitation is 40%.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 65 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 46 °F

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 64. Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 64 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 45.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 45 °F

  • Friday

    Friday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65.

    Sunny then
    Chance
    T-storms

    High: 65 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a steady temperature around 63. Light and variable wind becoming northeast around 6 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming calm. Chance of precipitation is 20%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 64. South southwest wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. South southeast wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 65. West wind 5 to 9 mph becoming light northwest. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65.
Friday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Click Map For Forecast
Point Forecast:
4 Miles S LONG'S PEAK CO
 40.2°N 105.61°W (Elev. 10141 ft)
8:28 am MDT Aug 21, 2017
9am MDT Aug 21, 2017-6pm MDT Aug 27, 2017
 
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