Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Fair

77°F

25°C

Humidity 82%
Wind Speed W 9 mph
Barometer 29.92 in (1012.9 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Heat Index79°F (26°C)
Last update 23 Jul 4:54 am EDT
Extended Forecast for

3 Miles N Columbia MD

Heat Advisory July 23, 12:00pm until July 23, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A slight chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 98. Heat index values as high as 104. West wind 5 to 8 mph.  Chance of precipitation is 20%.

    Sunny then
    Slight Chance
    T-storms

    High: 98 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Northwest wind around 6 mph.

    Partly Cloudy

    Low: 71 °F

  • Sunday

    Sunday: Sunny, with a high near 93. North wind around 5 mph becoming southeast in the afternoon.

    Sunny

    High: 93 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 75. South wind 3 to 6 mph.

    Partly Cloudy

    Low: 75 °F

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 2pm.  Partly sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 30%.

    Chance
    T-storms

    High: 97 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 76. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 76 °F

  • Tuesday

    Tuesday: Partly sunny, with a high near 94.

    Partly Sunny

    High: 94 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Partly Cloudy

    Low: 74 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 93.

    Mostly Sunny

    High: 93 °F

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 104. West wind 5 to 8 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 71. Northwest wind around 6 mph.
Sunday
Sunny, with a high near 93. North wind around 5 mph becoming southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 75. South wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
3 Miles N Columbia MD
 39.25°N 76.85°W (Elev. 348 ft)
4:27 am EDT Jul 23, 2016
5am EDT Jul 23, 2016-6pm EDT Jul 29, 2016
 
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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