Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

90°F

32°C

Humidity 50%
Wind Speed NA
Barometer 30.13 in (1020.1 mb)
Dewpoint 69°F (21°C)
Visibility NA
Heat Index95°F (35°C)
Last update 22 Jun 9:53 am EDT
Extended Forecast for

Parkville MD

Extreme Heat Watch June 23, 11:00am until June 23, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Today

    Today: Mostly sunny, with a high near 96. Heat index values as high as 102. West wind around 7 mph.

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm.  Partly cloudy, with a low around 77. Southwest wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 77 °F

    Isolated
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Heat index values as high as 108. Northwest wind 3 to 5 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 79. Calm wind.

    Low: 79 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Northwest wind 3 to 6 mph.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94. Chance of precipitation is 40%.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 96. Heat index values as high as 102. West wind around 7 mph.
Tonight
Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 108. Northwest wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 79. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Northwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 78.
Wednesday
Mostly sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 75.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Parkville MD
 39.4°N 76.56°W (Elev. 407 ft)
7:30 am EDT Jun 22, 2025
10am EDT Jun 22, 2025-6pm EDT Jun 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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