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

Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Mostly Cloudy

71°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 31 Aug 7:15 am EDT
Extended Forecast for

Forest Hill MD

  • Today

    Today: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 85. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 71. Southeast wind around 5 mph becoming light and variable. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms after 2pm. Sunny, with a high near 92. Heat index values as high as 100. West wind 5 to 8 mph. Chance of precipitation is 50%.

    High: 92 °F

    Sunny then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms before 11pm, then a slight chance of showers after 2am. Increasing clouds, with a low around 72. Light and variable wind becoming southwest around 5 mph. Chance of precipitation is 50%.

    Low: 72 °F

    Scattered
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 88. Northeast wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 85. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 71. Southeast wind around 5 mph becoming light and variable. Chance of precipitation is 20%.
Tuesday
Scattered showers and thunderstorms after 2pm. Sunny, with a high near 92. Heat index values as high as 100. West wind 5 to 8 mph. Chance of precipitation is 50%.
Tuesday Night
Scattered showers and thunderstorms before 11pm, then a slight chance of showers after 2am. Increasing clouds, with a low around 72. Light and variable wind becoming southwest around 5 mph. Chance of precipitation is 50%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 88. Northeast wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Friday
A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A slight chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Forest Hill MD
 39.58°N 76.39°W (Elev. 499 ft)
Last Update:
4:53 am EDT Aug 31, 2026
Forecast Valid:
7am EDT Aug 31, 2026-6pm EDT Sep 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation