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Walnut Grove, Pennsylvania Weather Forecast
Walnut Grove, Pennsylvania Weather
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Weather Forecast for Walnut Grove, Pennsylvania : Perry County
Issued: 2:51 am EST Jan 23, 2026 Latitude: 40.4573048 Longitude: -77.2597075 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Sunny on Today Mostly Clear on Tonight Mostly Cloudy on Saturday 100% chance of snow on Sunday 30% chance of snow on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday Partly Sunny on Thursday
High: 28°F Low: 4 °F High: 16°F High: 18°F High: 23°F High: 20°F High: 21°F High: 18°F
Low: 11°F Low: 15°F Low: 1°F Low: 4°F Low: 2°F  
Mostly Sunny Mostly Clear Mostly Cloudy Snow Snow Mostly Sunny Partly Sunny Partly Sunny
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Current Conditions at
HARRISBURG - (KCXY)
23°
Clear
as of 3:56 AM EST
Rel. Humidity: 62%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MIDDLETWN/HARRISB - (KMDT)
23°
Mostly Clear
as of 3:56 AM EST
Rel. Humidity: 57%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Few at 20000ft
Current Conditions at
SELINSGROVE - (KSEG)
27°
Clear
as of 3:53 AM EST
Rel. Humidity: 42%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
MUIR AAF - (KMUI)
32°
Clear
as of 3:55 AM EST
Rel. Humidity: 31%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
7 MPH
280° West
Cloud Level(s): Clear
Mostly Sunny on Today Today... Mostly sunny, with a high near 28. West wind 6 to 13 mph, with gusts as high as 26 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 4. Wind chill values as low as -5. Northwest wind 6 to 10 mph, with gusts as high as 25 mph.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 16. Wind chill values as low as -5. Northwest wind around 6 mph becoming calm in the afternoon.

90% chance of snow Saturday Night Saturday Night... Snow, mainly after 1am. The snow could be heavy at times. Low around 11. Light east wind. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

100% chance of snow Sunday Sunday... Snow. The snow could be heavy at times. High near 18. East wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

90% chance of snow Sunday Night Sunday Night... Snow. Low around 15. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

30% chance of snow Monday Monday... A chance of snow before 1pm. Mostly cloudy, with a high near 23. Chance of precipitation is 30%.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 1.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 20.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 4.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 21.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 2.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 18.

Current Radar Image


Sun Almanac for Walnut Grove, Pennsylvania
Sunrise: 07:26 AM
Sunset: 5:16 PM
Civil Sunrise:06:56 AM
Civil Sunset: 5:46 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 6:19 PM
Astro Sunrise: 05:51 AM
Astro Sunset: 6:51 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.