Sunbury, Pennsylvania Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Click for Hazardous Weather Outlook for Sunbury, Pennsylvania
Click for Flood Watch for Sunbury, Pennsylvania
Change location by the zip code or city,state: or search for other weather forecast locations in Pennsylvania by name.
Weather Forecast for Sunbury, Pennsylvania : Northumberland County
Issued: 1:36 pm EDT Jul 16, 2025 Latitude: 40.8625851 Longitude: -76.7944104 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
70% chance of thunderstorms on Tonight 40% chance of thunderstorms on Thursday Mostly Sunny on Friday 40% chance of thunderstorms on Saturday 50% chance of thunderstorms on Sunday Mostly Sunny on Monday 30% chance of rain on Tuesday 40% chance of on Wednesday
Low: 71°F High: 92°F High: 82°F High: 85°F High: 85°F High: 83°F High: 85°F High: 87°F
Low: 71°F Low: 61°F Low: 68°F Low: 65°F Low: 65°F Low: 66°F  
Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Mostly Sunny Rain Partly Sunny
-
Current Conditions at
SELINSGROVE - (KSEG)
81°
Partly Cloudy
Rain
as of 6:53 PM EDST
Rel. Humidity: 83%
Dew Point: 75°F
Visibility: 6 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Few at 4800ft, Few at 7000ft, Scattered at 11000ft
Current Conditions at
WILLIAMSPORT - (KIPT)
82°
Partly Cloudy
as of 6:54 PM EDST
Rel. Humidity: 74%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 29.90 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 23 MPH
180° South
Cloud Level(s): Few at 6000ft, Scattered at 9500ft, Scattered at 12000ft
Current Conditions at
MUIR AAF - (KMUI)
82°
Cloudy
Light Rain
as of 6:55 PM EDST
Rel. Humidity: 88%
Dew Point: 79°F
Visibility: 6 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
7 MPH
230° Southwest
Cloud Level(s): Broken at 3100ft, Solid Overcast at 9500ft
Current Conditions at
UNIVERSITY PARK - (KUNV)
72°
Mostly Cloudy
Light Thunderstorm Rain In Vicinity
as of 6:53 PM EDST
Rel. Humidity: 100%
Dew Point: 72°F
Visibility: 5 Miles
Pressure: 29.99 in.
Flight Rule: MVFR
Wind Data
5 MPH
240° Southwest
Cloud Level(s): Scattered at 2500ft, Broken at 6000ft
70% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
40% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 92. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 71. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 82. North wind around 5 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 61. Calm wind.
40% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
50% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of thunderstorms before 8pm. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 83.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 65.
30% chance of rain Tuesday Tuesday... A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
30% chance of rain Tuesday Night Tuesday Night... A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
40% chance of Wednesday Wednesday... A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Sunbury, Pennsylvania
Sunrise: 05:50 AM
Sunset: 8:37 PM
Civil Sunrise:05:17 AM
Civil Sunset: 9:09 PM
Nautical Sunrise: 04:37 AM
Nautical Sunset: 9:50 PM
Astro Sunrise: 03:50 AM
Astro Sunset: 10:36 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.