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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: 2:41 am EST Jan 22, 2026 Latitude: 40.6075756 Longitude: -77.4183239 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
30% chance of freezing rain & snow on Overnight Mostly Sunny on Thursday Mostly Sunny on Friday Mostly Cloudy on Saturday 90% chance of snow on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday Mostly Cloudy on Wednesday
Low: 30°F High: 39°F High: 30°F High: 17°F High: 18°F High: 22°F High: 23°F High: 26°F
Low: 23°F Low: 5 °F Low: 9 °F Low: 12°F Low: 3°F Low: 6°F  
Freezing Rain & Snow Mostly Sunny Mostly Sunny Mostly Cloudy Snow Partly Sunny Mostly Sunny Mostly Cloudy
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Current Conditions at
UNIVERSITY PARK - (KUNV)
34°
Feels like 25°F
Cloudy
as of 2:35 AM EST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: MVFR
Wind Data
10 MPH
230° Southwest
Cloud Level(s): Broken at 2800ft, Solid Overcast at 6000ft
Current Conditions at
SELINSGROVE - (KSEG)
36°
Cloudy
as of 1:53 AM EST
Rel. Humidity: 47%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Scattered at 4100ft, Broken at 6000ft, Solid Overcast at 7000ft
Current Conditions at
HARRISBURG - (KCXY)
39°
Cloudy
as of 1:56 AM EST
Rel. Humidity: 38%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
3 MPH
220° Southwest
Cloud Level(s): Few at 5000ft, Scattered at 5500ft, Solid Overcast at 7000ft
Current Conditions at
MUIR AAF - (KMUI)
32°
Cloudy
as of 1:55 AM EST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 4500ft, Broken at 5500ft, Solid Overcast at 7500ft
30% chance of freezing rain & snow Overnight Overnight... A chance of drizzle or freezing rain before 4am, then a slight chance of snow showers after 5am. Mostly cloudy, with a low around 30. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 39. West wind 9 to 13 mph, with gusts as high as 32 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 23. West wind 3 to 5 mph.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 30. West wind 6 to 11 mph, with gusts as high as 28 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 5. Northwest wind 6 to 9 mph, with gusts as high as 26 mph.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 17.

80% chance of snow Saturday Night Saturday Night... Snow, mainly after 1am. The snow could be heavy at times. Low around 9. Chance of precipitation is 80%.

90% chance of snow Sunday Sunday... Snow. High near 18. Chance of precipitation is 90%.

60% chance of snow Sunday Night Sunday Night... Snow likely, mainly before 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.

Partly Sunny on Monday Monday... Partly sunny, with a high near 22.

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

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 23.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 6.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 26.

Current Radar Image


Sun Almanac for Arch Rock, Pennsylvania
Sunrise: 07:27 AM
Sunset: 5:15 PM
Civil Sunrise:06:58 AM
Civil Sunset: 5:45 PM
Nautical Sunrise: 06:24 AM
Nautical Sunset: 6:18 PM
Astro Sunrise: 05:52 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.