Areas of Excessive Rainfall; Watching for Tropical Cyclone Development in the Atlantic

Heavy to excessive rainfall Wednesday may bring areas of flash and urban flooding over portions of the Ohio and Tennessee Valleys. In Arizona and New Mexico, heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding Thursday into Saturday. Two tropical waves in the Atlantic are being monitored for tropical cyclone formation within the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fog

65°F

18°C

Humidity	100%
Wind Speed	Calm
Barometer	29.98 in (1015.3 mb)
Dewpoint	65°F (18°C)
Visibility	0.25 mi
Last update	24 Sep 4:56 am EDT

More Information:

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

Extended Forecast for

Elizabethtown PA

Dense Fog Advisory September 24, 05:55am until September 24, 10:00am

Click here for hazard details and duration

...

Dense Fog Advisory September 24, 05:55am until September 24, 10:00am
NOW until 10:00am Wed
Dense Fog Advisory
Today
High: 80 °F
Patchy Dense
Fog then
Chance
Showers
Tonight
Low: 67 °F
Showers
Likely
Thursday
High: 78 °F
Showers
Thursday Night
Low: 63 °F
Chance
T-storms then
Chance
Showers
Friday
High: 79 °F
Slight Chance
Showers
Friday Night
Low: 60 °F
Mostly Cloudy
Saturday
High: 78 °F
Mostly Cloudy
then Chance
Showers
Saturday Night
Low: 62 °F
Chance
Showers

Detailed Forecast

Today

A chance of showers, with thunderstorms also possible after 5pm. Patchy dense fog before 9am. Otherwise, cloudy, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 3am. Cloudy, with a low around 67. Southeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Showers and possibly a thunderstorm. High near 78. Southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Southwest wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

A slight chance of showers. Partly sunny, with a high near 79. Northwest wind around 7 mph. Chance of precipitation is 20%.

Friday Night

Mostly cloudy, with a low around 60.

Saturday

A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.

Saturday Night

A chance of showers before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.

Sunday

Mostly cloudy, with a high near 79.

Sunday Night

Mostly cloudy, with a low around 61.