Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 15 Apr 4:55 am EDT
Extended Forecast for

Perryville MD

  • Overnight

    Overnight: Isolated showers.  Partly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 20%.

    Low: 63 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. South wind 5 to 8 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Light southwest wind increasing to 6 to 11 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am.  Mostly cloudy, with a low around 67. South wind around 7 mph becoming west after midnight.  Chance of precipitation is 20%.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 2pm.  Partly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm.  Mostly clear, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers.  Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Overnight
Isolated showers. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 79. Light southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 65. South wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 80. Light southwest wind increasing to 6 to 11 mph in the morning.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 67. South wind around 7 mph becoming west after midnight. Chance of precipitation is 20%.
Friday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly clear, with a low around 59. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Sunday Night
Showers likely. Partly cloudy, with a low around 42. Chance of precipitation is 60%.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
4:53 am EDT Apr 15, 2026
5am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database