Hamilton, 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 Hamilton, Pennsylvania
Change location by the zip code or city,state: or search for other weather forecast locations in Pennsylvania by name.
Weather Forecast for Hamilton, Pennsylvania : Northumberland County
Issued: 1:05 pm EDT Sep 4, 2025 Latitude: 40.8573074 Longitude: -76.7705206 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
70% chance of thunderstorms on Tonight Morning Fog on Friday 80% chance of thunderstorms on Saturday Mostly Sunny on Sunday Morning Fog on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
Low: 59°F High: 83°F High: 78°F High: 73°F High: 72°F High: 73°F High: 75°F High: 77°F
Low: 63°F Low: 52°F Low: 45°F Low: 44°F Low: 47°F Low: 50°F  
Thunderstorms Morning Fog Thunderstorms Mostly Sunny Morning Fog Sunny Sunny Mostly Sunny
-
Current Conditions at
SELINSGROVE - (KSEG)
66°
Cloudy
Heavy Thunderstorm Rain Fog
as of 6:39 PM EDST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 1/2 Miles
Pressure: 29.76 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Scattered at 1800ft, Broken at 3900ft, Solid Overcast at 6000ft
70% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and midnight. Patchy fog after 2am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 59. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Morning Fog on Friday Friday... Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
20% chance of rain Friday Night Friday Night... A slight chance of showers after 2am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
80% chance of thunderstorms Saturday Saturday... Showers likely, then showers and possibly a thunderstorm after 11am. Patchy fog between 7am and 9am. High near 78. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
80% chance of thunderstorms Saturday Night Saturday Night... Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 52. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 73.
Morning Fog on Sunday Night Sunday Night... Patchy fog after 4am. Otherwise, mostly clear, with a low around 45.
Morning Fog on Monday Monday... Patchy fog before 7am. Otherwise, sunny, with a high near 72.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 44.
Sunny on Tuesday Tuesday... Sunny, with a high near 73.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 47.
Sunny on Wednesday Wednesday... Sunny, with a high near 75.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 50.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 77.
Sun Almanac for Hamilton, Pennsylvania
Sunrise: 06:37 AM
Sunset: 7:34 PM
Civil Sunrise:06:10 AM
Civil Sunset: 8:02 PM
Nautical Sunrise: 05:36 AM
Nautical Sunset: 8:36 PM
Astro Sunrise: 05:02 AM
Astro Sunset: 9:10 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.