Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Light Rain Fog/Mist

66°F

19°C

Humidity	100%
Wind Speed	E 3 mph
Barometer	29.61 in
Dewpoint	66°F (19°C)
Visibility	5.00 mi
Last update	28 Jul 8:35 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles ESE Delta PA

Tonight
Low: 65 °F
Severe
Thunderstorms
and Patchy
Fog
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 64 °F
Mostly Clear
Thursday
High: 82 °F
Mostly Sunny
then Slight
Chance
T-storms
Thursday Night
Low: 63 °F
Partly Cloudy
Friday
High: 85 °F
Sunny
Friday Night
Low: 65 °F
Partly Cloudy
Saturday
High: 88 °F
Mostly Sunny
Saturday Night
Low: 67 °F
Mostly Cloudy
then Slight
Chance
Showers

Detailed Forecast

Tonight

Showers and thunderstorms, mainly before midnight. Some of the storms could be severe and produce heavy rainfall. Patchy fog between midnight and 2am. Low around 65. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday

Sunny, with a high near 82. Northwest wind 9 to 11 mph, with gusts as high as 22 mph.

Wednesday Night

Mostly clear, with a low around 64. Northwest wind around 8 mph.

Thursday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. North wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Thursday Night

Partly cloudy, with a low around 63. Northwest wind 3 to 6 mph.

Friday

Sunny, with a high near 85.

Friday Night

Partly cloudy, with a low around 65.

Saturday

Mostly sunny, with a high near 88.

Saturday Night

A slight chance of showers after 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 20%.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 30%.