Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

58°F

14°C

Humidity 100%
Wind Speed E 6 mph
Barometer 29.99 in
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Last update 18 Apr 6:15 am EDT
Extended Forecast for

Perryville MD

  • Today

    Today: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 69. Southeast wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 69 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Showers likely, mainly after 5am.  Increasing clouds, with a low around 54. Southeast wind 6 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly between 8am and 2pm.  High near 56. Northwest wind 11 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm.  Mostly clear, with a low around 42. West wind 6 to 9 mph.  Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers.  Mostly sunny, with a high near 50. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Tuesday

    Tuesday: Areas of frost before 8am.  Otherwise, sunny, with a high near 53.

    High: 53 °F

    Areas Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 69. Southeast wind 6 to 10 mph, with gusts as high as 18 mph.
Tonight
Showers likely, mainly after 5am. Increasing clouds, with a low around 54. Southeast wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly between 8am and 2pm. High near 56. Northwest wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly clear, with a low around 42. West wind 6 to 9 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers. Mostly sunny, with a high near 50. Northwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Areas of frost after 2am. Otherwise, mostly clear, with a low around 34.
Tuesday
Areas of frost before 8am. Otherwise, sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
6:50 am EDT Apr 18, 2026
6am EDT Apr 18, 2026-6pm EDT Apr 24, 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