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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

53°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 23 Sep 9:55 pm EDT
Extended Forecast for

4 Miles W Lewisville PA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northeast wind 7 to 9 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65. Northeast wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. North wind 6 to 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. North wind around 11 mph, with gusts as high as 22 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. North wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 20%.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Northeast wind 7 to 9 mph.
Thursday
Partly sunny, with a high near 65. Northeast wind 9 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly cloudy, with a low around 49. North wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 69. North wind around 11 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 53. North wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Lewisville PA
 39.71°N 75.93°W (Elev. 400 ft)
Last Update:
7:53 pm EDT Sep 23, 2026
Forecast Valid:
10pm EDT Sep 23, 2026-6pm EDT Sep 30, 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