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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: 1:05 am EST Jan 21, 2026 Latitude: 40.6075756 Longitude: -77.4183239 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Clear on Overnight 30% chance of snow on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday Partly Sunny on Saturday 70% chance of snow on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday
Low: 8 °F High: 33°F High: 39°F High: 29°F High: 16°F High: 17°F High: 23°F High: 24°F
Low: 29°F Low: 20°F Low: 5°F Low: 8 °F Low: 9 °F Low: 5°F  
Clear Snow Mostly Sunny Partly Sunny Partly Sunny Snow Partly Sunny Mostly Sunny
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Current Conditions at
UNIVERSITY PARK - (KUNV)
Clear
as of 1:35 AM EST
Rel. Humidity: 55%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
5 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
SELINSGROVE - (KSEG)
Clear
as of 12:53 AM EST
Rel. Humidity: 84%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.49 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
HARRISBURG - (KCXY)
Clear
as of 12:56 AM EST
Rel. Humidity: 60%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.51 in.
Flight Rule: VFR
Wind Data
3 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
MUIR AAF - (KMUI)
Clear
as of 12:55 AM EST
Rel. Humidity: 77%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.46 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 8. Calm wind.

30% chance of snow Wednesday Wednesday... A chance of snow showers after 2pm. Increasing clouds, with a high near 33. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

60% chance of freezing rain & snow Wednesday Night Wednesday Night... Snow showers likely before midnight, then a slight chance of drizzle or freezing rain between midnight and 4am. Mostly cloudy, with a low around 29. Light and variable wind becoming southwest 5 to 8 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%. Little or no ice accumulation expected. New snow accumulation of less than a half inch possible.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 39. West wind 9 to 14 mph, with gusts as high as 31 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 20. Light west wind.

Partly Sunny on Friday Friday... Partly sunny, with a high near 29.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 5.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 16.

60% chance of snow Saturday Night Saturday Night... Snow likely, mainly after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.

70% chance of snow Sunday Sunday... Snow likely. Mostly cloudy, with a high near 17. Chance of precipitation is 70%.

40% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 40%.

Partly Sunny on Monday Monday... Partly sunny, with a high near 23.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 5.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 24.

Current Radar Image


Sun Almanac for Arch Rock, Pennsylvania
Sunrise: 07:28 AM
Sunset: 5:14 PM
Civil Sunrise:06:58 AM
Civil Sunset: 5:44 PM
Nautical Sunrise: 06:25 AM
Nautical Sunset: 6:17 PM
Astro Sunrise: 05:52 AM
Astro Sunset: 6:50 PM
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