Current conditions at
Harrisburg, Harrisburg International Airport (KMDT)
Lat: 40.19°NLon: 76.76°WElev: 312ft.
Light Rain
63°F
17°C
| Humidity | 70% |
| Wind Speed | SW 9 mph |
| Barometer | 30.13 in (1020.4 mb) |
| Dewpoint | 53°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 15 Oct 6:56 pm EDT |
Extended Forecast for
2 Miles NNW Hummelstown PA
Tonight
Low: 57 °F
Slight Chance
Showers then
ShowersFriday
High: 81 °F
Chance
Showers then
ShowersFriday Night
Low: 44 °F
Showers
Likely then
Mostly CloudySaturday
High: 53 °F
Decreasing
CloudsSaturday Night
Low: 35 °F
Mostly Clear
Sunday
High: 59 °F
Areas Frost
then SunnySunday Night
Low: 38 °F
Mostly Clear
Monday
High: 64 °F
Sunny
Monday Night
Low: 41 °F
Mostly Clear
Detailed Forecast
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 57. Southeast wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 81. Southwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Mostly cloudy, with a low around 44. West wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 53. North wind 16 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 35. North wind 5 to 8 mph becoming calm after midnight.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 65.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles NNW Hummelstown PA
40.28°N 76.72°W (Elev. 400 ft)
40.28°N 76.72°W (Elev. 400 ft)
2:21 pm EDT Oct 15, 2026
7pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
