Buffalo, PA Weather Forecast
Union County, Pennsylvania
Live radar, warnings and storm tracking for Buffalo, with free alerts the moment it counts.
The next few hours
Wet right now, and not done yet
It is 40°, but the wind is taking it down to 33° on exposed skin. Precipitation is falling here now, and the hourly chance is 75%.
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
A long wet stretch ahead
The wet part of the window runs from about 11 PM to 7 PM, 14 hours of it, with the highest chance near 11 PM. Total accumulation over the window comes to about 0.04 in.
It tapers off after 7 PM. Pressure rises 0.03 inHg behind it, which is the drier air arriving. The overnight low settles near 34°. Tomorrow tops out near 43°.
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
29–60°F across the weekThe week runs between 29° and 57°, with Wednesday the warmest day of it. The second half leans warming, and today is the coolest day in it. Today is the wettest day, peaking near 75%. 5 of the 7 days stay dry.
Free alerts for Buffalo
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Buffalo, PA at a glance
Buffalo is home to about 3,562 people in Union County, across 30 square miles. It ranks 736th by population of 970 places in Pennsylvania with a forecast here. The nearest neighbour with its own forecast is Kelly, 4 miles away.
- County
- Union County
- Population
- 3,562 2023 est.
- Land area
- 30 sq mi
- People per sq mi
- 118
- Forecast point
- 40.9659°N, 76.9781°W
How well can the network see Buffalo?
The nearest Doppler radar is KCCX (State College, PA), to the W. Its lowest scan passes about 3,900 ft above Buffalo. Close enough to see rotation in the low part of a storm, where tornadoes form.
The closest weather station is KSEG (Selinsgrove/Penn Valley Arpt). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Buffalo
- Kelly, PA4 mi
- East Buffalo, PA4 mi
- Lewisburg, PA5 mi
- Mifflinburg, PA5 mi
- West Buffalo, PA5 mi
- White Deer, PA6 mi
- Milton, PA7 mi
- West Chillisquaque, PA7 mi
Elsewhere in Pennsylvania
PhiladelphiaPittsburghAllentownReadingErieUpper DarbyAll Pennsylvania forecasts →

