Isaias to Bring Tropical Impacts Across to the East Coast

Isaias is forecast to make landfall tonight in the Carolinas with dangerous storm surge, flash flooding, damaging winds, and isolated tropical tornadoes. Isaias may strengthen briefly prior to landfall, but the impacts will be the same regardless of the categorical definition. Isaias impacts will be felt all along the East Coast as Isaias moves northward through mid-week. Read More >

Hazardous Weather Conditions

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Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

85°F

29°C

Humidity	48%
Wind Speed	SW 6 mph
Barometer	30.02 in (1016.5 mb)
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Heat Index	86°F (30°C)
Last update	3 Aug 4:56 pm EDT

More Information:

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

Extended Forecast for

4 Miles ESE Halifax PA

Flash Flood Watch August 3, 11:00pm until August 4, 11:00pm

Click here for hazard details and duration

Flash Flood Watch

This
Afternoon

Chance
T-storms
High: 82 °F
Tonight

T-storms then
Showers
Low: 68 °F
Tuesday

Showers
High: 74 °F
Tuesday
Night

Chance
Showers
Low: 65 °F
Wednesday

Sunny
High: 81 °F
Wednesday
Night

Mostly Clear
Low: 62 °F
Thursday

Mostly Sunny
High: 82 °F
Thursday
Night

Chance
T-storms
Low: 64 °F
Friday

Mostly Sunny
then Chance
T-storms
High: 81 °F

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Low around 68. South wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers and possibly a thunderstorm. High near 74. East wind 6 to 10 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Tuesday Night

A chance of showers, mainly before 2am. Partly cloudy, with a low around 65. West wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Sunny, with a high near 81. Northwest wind 3 to 5 mph.

Wednesday Night

Mostly clear, with a low around 62.

Thursday

Mostly sunny, with a high near 82.

Thursday Night

A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 40%.

Friday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.