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Arch Rock, Pennsylvania Weather Forecast
Arch Rock, Pennsylvania Weather
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Weather Forecast for Arch Rock, Pennsylvania : Juniata County
Issued: 3:36 am EST Jan 24, 2026 Latitude: 40.6075756 Longitude: -77.4183239 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Partly Sunny on Today 90% chance of snow on Tonight 100% chance of snow on Sunday 30% chance of snow on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday Partly Sunny on Thursday Mostly Sunny on Friday
High: 17°F Low: 12°F High: 19°F High: 25°F High: 19°F High: 20°F High: 19°F High: 21°F
Low: 13°F Low: 3°F Low: 5°F Low: 3°F Low: 5°F  
Partly Sunny Snow Snow Snow Mostly Sunny Partly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
UNIVERSITY PARK - (KUNV)
-2°
Clear
as of 5:35 AM EST
Rel. Humidity: 64%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.57 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
SELINSGROVE - (KSEG)
Clear
as of 4:53 AM EST
Rel. Humidity: 54%
Dew Point: -9°F
Visibility: 10 Miles
Pressure: 30.64 in.
Flight Rule: VFR
Wind Data
6 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
HARRISBURG - (KCXY)
Feels like -8°F
Clear
as of 4:56 AM EST
Rel. Humidity: 42%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.64 in.
Flight Rule: VFR
Wind Data
12 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
MUIR AAF - (KMUI)
Clear
as of 4:55 AM EST
Rel. Humidity: 42%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.59 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, with a high near 17. Wind chill values as low as -5. Northwest wind around 5 mph becoming calm in the morning.

90% chance of snow Tonight Tonight... Snow, mainly after 4am. The snow could be heavy at times. Low around 12. Light east wind. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

100% chance of snow Sunday Sunday... Snow. The snow could be heavy at times. High near 19. Light east wind. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

100% chance of snow Sunday Night Sunday Night... Snow, mainly before 1am. Low around 13. Calm wind. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

30% chance of snow Monday Monday... A chance of snow before 1pm. Mostly cloudy, with a high near 25. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 3.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 19.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 5.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 20.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 3.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 19.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 5.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 21.

Current Radar Image


Sun Almanac for Arch Rock, Pennsylvania
Sunrise: 07:26 AM
Sunset: 5:18 PM
Civil Sunrise:06:56 AM
Civil Sunset: 5:47 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 6:20 PM
Astro Sunrise: 05:51 AM
Astro Sunset: 6:53 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.