Dangerous Heat and Humidity Building from the Plains to the East Coast

A strengthening ridge of high pressure will produce much above average temperatures from the Plains to the East Coast, a true summer heat wave. Highs in the 90s and triple digits combined w/ humidity and dewpoints surging into the upper 70s, if not low 80s, will create heat indices as high as 110 to 115 through this weekend. Air quality will likely be poor due to haze and little air circulation. Read More >

Current conditions at

Baltimore, Baltimore-Washington International Airport (KBWI)

Lat: 39.17°NLon: 76.68°WElev: 135ft.

Mostly Cloudy

75°F

24°C

Humidity 96%
Wind Speed Calm
Barometer 29.86 in (1010.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 18 Jul 4:54 am EDT
Extended Forecast for

2 Miles SW Elkridge MD

Excessive Heat Watch July 19, 10:00am until July 21, 10:00pm
Click here for hazard details and duration
Excessive Heat Watch
  • Overnight

    Overnight: A slight chance of showers.  Mostly cloudy, with a low around 74. Light southwest wind.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 74 °F

  • Thursday

    Thursday: A slight chance of showers before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then scattered showers and thunderstorms after 5pm. Some of the storms could produce heavy rain.  Mostly cloudy, with a high near 91. West wind 5 to 7 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 91 °F

  • Thursday
    Night

    Thursday Night: Scattered showers and thunderstorms, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Light west wind.  Chance of precipitation is 30%.

    Scattered
    Showers then
    Partly Cloudy

    Low: 74 °F

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 106. West wind 3 to 6 mph.

    Hot

    High: 98 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 79. South wind 3 to 5 mph.

    Partly Cloudy

    Low: 79 °F

  • Saturday

    Saturday: Sunny and hot, with a high near 100.

    Hot

    High: 100 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 78.

    Partly Cloudy

    Low: 78 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 97. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 97 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 79. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 79 °F

Detailed Forecast

Overnight
A slight chance of showers. Mostly cloudy, with a low around 74. Light southwest wind. Chance of precipitation is 20%.
Thursday
A slight chance of showers before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then scattered showers and thunderstorms after 5pm. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 91. West wind 5 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Scattered showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Light west wind. Chance of precipitation is 30%.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 106. West wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 79. South wind 3 to 5 mph.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Partly cloudy, with a low around 78.
Sunday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Chance of precipitation is 50%.
Monday
Showers and thunderstorms likely. Mostly cloudy, with a high near 91. Chance of precipitation is 70%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
2 Miles SW Elkridge MD
 39.17°N 76.77°W (Elev. 171 ft)
4:31 am EDT Jul 18, 2019
5am EDT Jul 18, 2019-6pm EDT Jul 24, 2019
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database