Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Partly Cloudy

70°F

21°C

Humidity	100%
Wind Speed	S 6 mph
Barometer	29.76 in
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	19 Jun 7:25 pm EDT

More Information:

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

Extended Forecast for

Perryman MD

Tonight
Low: 61 °F
Severe
Thunderstorms
then Mostly
Clear
Friday
High: 85 °F
Sunny
Friday Night
Low: 67 °F
Partly Cloudy
Saturday
High: 89 °F
Sunny
Saturday Night
Low: 71 °F
Partly Cloudy
Sunday
High: 94 °F
Mostly Sunny
Sunday Night
Low: 74 °F
Mostly Clear
Monday
High: 96 °F
Sunny
Monday Night
Low: 76 °F
Mostly Clear

Detailed Forecast

Tonight

Showers and thunderstorms likely before 10pm, then isolated showers between 10pm and 11pm. Some of the storms could be severe and produce heavy rainfall. Mostly cloudy during the early evening, then gradual clearing, with a low around 61. Southwest wind 7 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Sunny, with a high near 85. West wind 7 to 9 mph.

Friday Night

Partly cloudy, with a low around 67. Calm wind.

Saturday

Sunny, with a high near 89. Calm wind becoming southwest 5 to 7 mph in the afternoon.

Saturday Night

Partly cloudy, with a low around 71. South wind 3 to 5 mph.

Sunday

Mostly sunny, with a high near 94.

Sunday Night

Mostly clear, with a low around 74.