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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

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

Fair

81°F

27°C

Humidity 32%
Wind Speed E 6 mph
Barometer 30.22 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 22 Jul 10:54 am MDT
Extended Forecast for

Arapahoe Peak CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 56. North northeast wind 5 to 7 mph.

    Slight Chance
    T-storms

    High: 56 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 42. East northeast wind around 5 mph becoming light and variable  after midnight.

    Slight Chance
    T-storms

    Low: 42 °F

  • Sunday

    Sunday: A chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds.  Mostly sunny, with a high near 57. Light south southeast wind becoming east southeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Chance
    Showers then
    Chance
    T-storms

    High: 57 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Some of the storms could produce gusty winds.  Partly cloudy, with a low around 43. East southeast wind 5 to 9 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Chance
    T-storms then
    Mostly Clear

    Low: 43 °F

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 61. West northwest wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    Sunny then
    Chance
    T-storms

    High: 61 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 45.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 45 °F

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 61. Chance of precipitation is 50%.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 61 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 44.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 44 °F

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds.  Partly sunny, with a high near 58.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 58 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 56. North northeast wind 5 to 7 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 42. East northeast wind around 5 mph becoming light and variable after midnight.
Sunday
A chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds. Mostly sunny, with a high near 57. Light south southeast wind becoming east southeast 5 to 9 mph in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Some of the storms could produce gusty winds. Partly cloudy, with a low around 43. East southeast wind 5 to 9 mph becoming west northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. West northwest wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Some of the storms could produce gusty winds. Partly sunny, with a high near 58.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 43.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 58.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 57.
Click Map For Forecast
Point Forecast:
Arapahoe Peak CO
 40.02°N 105.65°W (Elev. 12680 ft)
9:54 am MDT Jul 22, 2017
11am MDT Jul 22, 2017-6pm MDT Jul 28, 2017
 
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