National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

49°F

9°C

Humidity 50%
Wind Speed NW 12 G 18 mph
Barometer 30.22 in (1023.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 15 Nov 2:56 pm EST
Extended Forecast for

Duncannon PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 59. Light northwest wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 30. Calm wind.

    Low: 30 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 54. Calm wind becoming northwest 5 to 7 mph in the morning.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 29. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 59. Light northwest wind.
Tuesday Night
Clear, with a low around 30. Calm wind.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 30.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Duncannon PA
 40.4°N 77.02°W (Elev. 413 ft)
Last Update:
1:36 pm EST Nov 15, 2026
Forecast Valid:
3pm EST Nov 15, 2026-6pm EST Nov 22, 2026
 
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Additional Resources

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