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Current conditions at
Harrisburg, Harrisburg International Airport (KMDT)
Lat: 40.19°NLon: 76.76°WElev: 312ft.
Partly Cloudy
50°F
10°C
| Humidity | 57% |
| Wind Speed | SE 8 mph |
| Barometer | 30.01 in (1016.5 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 47°F (8°C) |
| Last update | 20 Mar 10:56 am EDT |
Extended Forecast for
Hallam PA
Today

High: 64 °F
Chance Rain
Tonight
Low: 45 °F
Rain Likely
then Slight
Chance
T-stormsSaturday

High: 57 °F
Mostly Sunny
Saturday Night

Low: 42 °F
Mostly Cloudy
Sunday

High: 71 °F
Partly Sunny
Sunday Night

Low: 47 °F
Rain Likely
Monday
High: 55 °F
Rain Likely
then Chance
RainMonday Night

Low: 29 °F
Partly Cloudy
Tuesday

High: 48 °F
Mostly Sunny
Detailed Forecast
Today
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 64. South wind 8 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain and thunderstorms likely, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 45. Southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 57. Northwest wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 42. Calm wind becoming south around 5 mph after midnight.
Sunday
Partly sunny, with a high near 71. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Sunday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 8am. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Partly sunny, with a high near 59.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hallam PA
40°N 76.6°W (Elev. 364 ft)
40°N 76.6°W (Elev. 364 ft)
10:51 am EDT Mar 20, 2026
11am EDT Mar 20, 2026-6pm EDT Mar 26, 2026


