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

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

40°F

4°C

Humidity 42%
Wind Speed W 7 mph
Barometer 30.15 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Jan 4:55 pm EST
Extended Forecast for

Perryville MD

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 3 to 6 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46. Calm wind becoming south 5 to 8 mph in the morning.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 48. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 30. Calm wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow, mainly before 1pm. Partly sunny, with a high near 36. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind 3 to 6 mph.
Tuesday
Sunny, with a high near 46. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph.
Wednesday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 48. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 30. Calm wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow, mainly before 1pm. Partly sunny, with a high near 36. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.56°N 76.04°W (Elev. 0 ft)
Last Update:
3:53 pm EST Jan 12, 2026
Forecast Valid:
5pm EST Jan 12, 2026-6pm EST Jan 19, 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