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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: 3:41 pm EST Jan 11, 2026 Latitude: 40.6075756 Longitude: -77.4183239 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
30% chance of snow on Tonight Mostly Sunny on Monday Increasing Clouds on Tuesday 60% chance of rain on Wednesday 50% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday 30% chance of snow on Sunday
Low: 28°F High: 41°F High: 46°F High: 47°F High: 34°F High: 31°F High: 35°F High: 32°F
Low: 30°F Low: 36°F Low: 29°F Low: 18°F Low: 21°F Low: 21°F  
Snow Mostly Sunny Increasing Clouds Rain Rain & Snow Mostly Sunny Partly Sunny Snow
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Current Conditions at
UNIVERSITY PARK - (KUNV)
28°
Feels like 15°F
Cloudy
Light Snow
as of 4:53 PM EST
Rel. Humidity: 79%
Dew Point: 23°F
Visibility: 4 Miles
Pressure: 29.97 in.
Flight Rule: MVFR
Wind Data
21 MPH
Gust: 29 MPH
270° West
Cloud Level(s): Broken at 2000ft, Broken at 2700ft, Solid Overcast at 5000ft
Current Conditions at
SELINSGROVE - (KSEG)
34°
Cloudy
as of 4:53 PM EST
Rel. Humidity: 55%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
7 MPH
Gust: 30 MPH
Cloud Level(s): Broken at 4000ft, Solid Overcast at 4800ft
Current Conditions at
HARRISBURG - (KCXY)
37°
Feels like 26°F
Mostly Cloudy
as of 4:56 PM EST
Rel. Humidity: 37%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 32 MPH
280° West
Cloud Level(s): Broken at 6000ft
Current Conditions at
MUIR AAF - (KMUI)
36°
Feels like 24°F
Partly Cloudy
as of 5:29 PM EST
Rel. Humidity: 55%
Dew Point: 21°F
Visibility: 9 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
21 MPH
Gust: 33 MPH
280° West
Cloud Level(s): Scattered at 3600ft, Scattered at 4800ft
30% chance of snow Tonight Tonight... A chance of snow showers, mainly before 8pm. Partly cloudy, with a low around 28. West wind 7 to 13 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 41. West wind 6 to 8 mph, with gusts as high as 21 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 30. Light west wind.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 46. Calm wind becoming southwest around 5 mph in the afternoon.
20% chance of rain Tuesday Night Tuesday Night... A slight chance of showers after 1am. Mostly cloudy, with a low around 36. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 20%.
60% chance of rain Wednesday Wednesday... A chance of showers before 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
60% chance of rain Wednesday Night Wednesday Night... Rain likely, mainly before 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
50% chance of rain & snow Thursday Thursday... A chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 50%.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 18.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 31.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 21.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 35.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 21.
30% chance of snow Sunday Sunday... A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Arch Rock, Pennsylvania
Sunrise: 07:33 AM
Sunset: 5:03 PM
Civil Sunrise:07:02 AM
Civil Sunset: 5:33 PM
Nautical Sunrise: 06:28 AM
Nautical Sunset: 6:07 PM
Astro Sunrise: 05:55 AM
Astro Sunset: 6:40 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.