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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

41°F

5°C

Humidity 65%
Wind Speed N 9 mph
Barometer 30.47 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 18 Oct 4:35 am EDT
Extended Forecast for

2 Miles ENE Port Deposit MD

  • Today

    Today: Areas of frost between 8am and 9am. Otherwise, sunny, with a high near 59. North wind 5 to 7 mph.

    High: 59 °F

    Areas Frost
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 39. Light north wind.

    Low: 39 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 64. North wind 6 to 8 mph.

    High: 64 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. North wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. North wind around 10 mph, with gusts as high as 21 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Areas of frost between 8am and 9am. Otherwise, sunny, with a high near 59. North wind 5 to 7 mph.
Tonight
Clear, with a low around 39. Light north wind.
Monday
Increasing clouds, with a high near 64. North wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 45. North wind 5 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 67. North wind around 10 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Port Deposit MD
 39.61°N 76.09°W (Elev. 361 ft)
Last Update:
2:23 am EDT Oct 18, 2026
Forecast Valid:
4am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation