Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

64°F

18°C

Humidity 100%
Wind Speed N 6 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Sep 7:35 am EDT
Extended Forecast for

Conowingo MDSimilar City Names

  • Today

    Today: Increasing clouds, with a high near 71. Northeast wind 6 to 9 mph.

    High: 71 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely.  Cloudy, with a low around 54. Northeast wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers, mainly before 11am.  High near 61. Northeast wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 8pm.  Cloudy, with a low around 51. Northeast wind 9 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 51 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm.  Mostly cloudy, with a high near 63. Northeast wind around 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 2pm.  Partly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 71. Northeast wind 6 to 9 mph.
Tonight
Showers likely. Cloudy, with a low around 54. Northeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, mainly before 11am. High near 61. Northeast wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely, mainly before 8pm. Cloudy, with a low around 51. Northeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers before 2pm. Mostly cloudy, with a high near 63. Northeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Mostly cloudy, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Saturday
A slight chance of showers. Partly sunny, with a high near 65. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Conowingo MDSimilar City Names
 39.69°N 76.16°W (Elev. 299 ft)
7:13 am EDT Sep 21, 2026
7am EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
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