National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

81°F

27°C

Humidity 79%
Wind Speed NA
Barometer 30.04 in (1017.2 mb)
Dewpoint 74°F (23°C)
Visibility NA
Heat Index86°F (30°C)
Last update 16 Jul 3:53 am EDT
Extended Forecast for

Perry Hall MD

  • Today

    Today: A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 40%.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 75. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 75 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95. Heat index values as high as 103. West wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 95 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Northwest wind around 6 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 91. Heat index values as high as 100. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms likely before 2am, then a slight chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 75. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 95. Heat index values as high as 103. West wind 8 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southwest wind around 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Northwest wind around 6 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Saturday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Tuesday
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:
Perry Hall MD
 39.39°N 76.48°W (Elev. 157 ft)
Last Update:
1:30 am EDT Jul 16, 2025
Forecast Valid:
4am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation