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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Partly Cloudy

49°F

9°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 30.04 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 22 Apr 8:55 am EDT
Extended Forecast for

Perryville MD

  • Today

    Today: Showers likely before noon, then a slight chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. Southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Showers
    Likely then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Light and variable wind.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 67. Light east wind. Chance of precipitation is 30%.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 2am. Low around 47. Chance of precipitation is 80%.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: A chance of showers before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely before noon, then a slight chance of showers after 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. Southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 53. Calm wind.
Thursday
Sunny, with a high near 72. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. Light and variable wind.
Friday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 67. Light east wind. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Saturday
Showers. High near 53. Chance of precipitation is 80%.
Saturday Night
Showers, mainly before 2am. Low around 47. Chance of precipitation is 80%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 62.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
Last Update:
7:53 am EDT Apr 22, 2026
Forecast Valid:
9am EDT Apr 22, 2026-6pm EDT Apr 28, 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