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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Overcast

47°F

8°C

Humidity 100%
Wind Speed E 8 mph
Barometer 30.14 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 5 Mar 7:15 pm EST
Extended Forecast for

Perryville MD

  • Tonight

    Tonight: Showers, mainly before 2am. Patchy fog. Low around 41. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: Isolated showers between 7am and 8am. Patchy fog. Otherwise, mostly cloudy, with a high near 46. East wind around 7 mph. Chance of precipitation is 20%.

    High: 46 °F

    Isolated
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Friday Night

    Friday Night: Scattered showers. Patchy fog. Otherwise, cloudy, with a low around 42. East wind 3 to 7 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 7am, then a chance of showers after 1pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers likely. Mostly cloudy, with a low around 55. Southwest wind 7 to 10 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

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

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers, mainly before 2am. Patchy fog. Low around 41. Northeast wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Isolated showers between 7am and 8am. Patchy fog. Otherwise, mostly cloudy, with a high near 46. East wind around 7 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers. Patchy fog. Otherwise, cloudy, with a low around 42. East wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday
A chance of showers before 7am, then a chance of showers after 1pm. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 55. Southwest wind 7 to 10 mph. Chance of precipitation is 70%.
Sunday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Mostly cloudy, with a low around 56.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
Last Update:
6:53 pm EST Mar 5, 2026
Forecast Valid:
7pm EST Mar 5, 2026-6pm EDT Mar 12, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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