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When does the first frost occur in Central PA? See when the first 36 degree temperatures typically occur.
A 5th tornado has been determined to have occurred in Central PA (Burnside Twp in northern Centre County) on July 18th, 2026. See details.
See information on the Cyclone (PA) Tornado of Sept 9th, 2026
See information on 3 Tornadoes that occurred on September 1st, 2026

Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Mostly Cloudy

62°F

17°C

Humidity	73%
Wind Speed	Vrbl 3 mph
Barometer	30.30 in (1026.1 mb)
Dewpoint	53°F (12°C)
Visibility	10.00 mi
Last update	22 Sep 5:53 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles W Dalmatia PA

Tonight
Low: 49 °F
Chance
Showers then
Cloudy
Wednesday
High: 65 °F
Partly Sunny
Wednesday Night
Low: 45 °F
Partly Cloudy
Thursday
High: 66 °F
Sunny
Thursday Night
Low: 45 °F
Mostly Clear
Friday
High: 69 °F
Sunny
Friday Night
Low: 50 °F
Partly Cloudy
Saturday
High: 67 °F
Mostly Sunny
Saturday Night
Low: 50 °F
Mostly Cloudy

Detailed Forecast

Tonight

A chance of showers, mainly before 8pm. Cloudy, with a low around 49. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Partly sunny, with a high near 65. East wind around 6 mph.

Wednesday Night

Partly cloudy, with a low around 45. Northeast wind 3 to 5 mph.

Thursday

Sunny, with a high near 66. Northeast wind around 5 mph.

Thursday Night

Mostly clear, with a low around 45. Light north wind.

Friday

Sunny, with a high near 69.

Friday Night

Partly cloudy, with a low around 50.