Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Mostly Cloudy

81°F

27°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.79 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 3 Aug 10:15 am EDT
Extended Forecast for

Fallston MD

  • Today

    Today: A chance of showers and thunderstorms, mainly between 2pm and 3pm.  Partly sunny, with a high near 85. West wind around 7 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 64. North wind 3 to 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. Northeast wind around 6 mph.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 20%.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.  Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly between 2pm and 3pm. Partly sunny, with a high near 85. West wind around 7 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 64. North wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 84. Northeast wind around 6 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Fallston MD
 39.54°N 76.42°W (Elev. 397 ft)
7:53 am EDT Aug 3, 2026
10am EDT Aug 3, 2026-6pm EDT Aug 9, 2026
 
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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