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Current conditions at
Harrisburg, Capital City Airport (KCXY)
Lat: 40.22°NLon: 76.86°WElev: 335ft.
Fair
51°F
11°C
| Humidity | 31% |
| Wind Speed | S 6 G 17 mph |
| Barometer | 29.86 in (1011.4 mb) |
| Dewpoint | 21°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 49°F (9°C) |
| Last update | 13 Jan 2:56 pm EST |
Extended Forecast for
Duncannon PA
Tonight

Low: 39 °F
Mostly Cloudy
Wednesday
High: 48 °F
Chance Rain
then Rain
LikelyWednesday Night
Low: 21 °F
Rain Likely
then
Rain/Snow
LikelyThursday

High: 26 °F
Partly Sunny
Thursday Night

Low: 15 °F
Partly Cloudy
Friday

High: 30 °F
Partly Sunny
Friday Night

Low: 24 °F
Mostly Cloudy
Saturday

High: 40 °F
Partly Sunny
Saturday Night

Low: 20 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 39. Southeast wind around 6 mph.
Wednesday
Rain likely, mainly after 4pm. Cloudy, with a high near 48. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 21. Light west wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 26. Northwest wind 11 to 13 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 15. West wind 6 to 9 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 30.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Mostly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 16.
M.L.King Day
Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 23.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Duncannon PA
40.4°N 77.02°W (Elev. 413 ft)
40.4°N 77.02°W (Elev. 413 ft)
1:41 pm EST Jan 13, 2026
3pm EST Jan 13, 2026-6pm EST Jan 20, 2026


