Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Light Rain

58°F

14°C

Humidity	81%
Wind Speed	N 3 mph
Barometer	30.33 in (1027.0 mb)
Dewpoint	52°F (11°C)
Visibility	10.00 mi
Last update	11 Oct 3:56 am EDT

More Information:

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

Extended Forecast for

2 Miles ESE Hummelstown PA

Overnight
Low: 57 °F
Rain Likely
Sunday
High: 63 °F
Rain and
Patchy Fog
Sunday Night
Low: 59 °F
Rain Likely
and Patchy
Fog
Columbus Day
High: 73 °F
Patchy Fog
then Mostly
Sunny
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 63 °F
Mostly Clear
Wednesday
High: 76 °F
Mostly Sunny
Wednesday Night
Low: 54 °F
Partly Cloudy

Detailed Forecast

Overnight

Rain likely, mainly after 5am. Cloudy, with a low around 57. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Sunday

Rain, with thunderstorms also possible after 2pm. Patchy fog after 7am. High near 63. East wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Sunday Night

Rain likely and possibly a thunderstorm before 11pm, then a chance of rain and thunderstorms after 11pm. Patchy fog. Otherwise, cloudy, with a low around 59. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Columbus Day

Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.

Monday Night

Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.

Tuesday

Sunny, with a high near 78.

Tuesday Night

Mostly clear, with a low around 63.

Wednesday

Mostly sunny, with a high near 76.

Wednesday Night

Partly cloudy, with a low around 54.

Thursday

Mostly sunny, with a high near 67.