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Pennsylvania Severe Weather Awareness Week | April 13-17, 2026

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Williamsport - Lycoming County Airport (KIPT)

Lat: 41.24° N Lon: 76.92° W Elev: 522 ft.

Fog

60°F

16°C

Humidity	96%
Wind Speed	Calm
Barometer	29.91 in (1012.5 mb)
Dewpoint	59°F (15°C)
Visibility	0.50 mi
Last update	15 Apr 3:54 am EDT

More Information:

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

Detailed forecast for

Sullivan County

Today

Mostly cloudy this morning, then becoming partly sunny. Patchy fog this morning. A chance of showers. A chance of thunderstorms this afternoon. Continued unseasonably warm with highs in the upper 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent.

Tonight

Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Unseasonably mild. Lows in the lower 60s. West winds 5 to 10 mph. Chance of rain 50 percent.

Thursday

Partly sunny. A chance of showers in the afternoon. Continued unseasonably warm with highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent.

Thursday Night

Mostly cloudy with a chance of showers. Unseasonably mild. Lows in the upper 50s. West winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent.

Friday

Partly sunny with a chance of showers. Highs around 70. Northwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Friday Night

Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Mild. Lows in the lower 50s. Chance of rain 40 percent.

Saturday

Partly sunny. A chance of showers in the afternoon. Warm with highs in the lower 70s. Chance of rain 30 percent.

Saturday Night

Showers likely. Lows in the mid 40s. Chance of rain 60 percent.

Sunday

Showers likely. Much cooler with highs in the mid 50s. Chance of rain 60 percent.

Sunday Night

Mostly cloudy in the evening, then becoming partly cloudy. Rain showers likely in the evening. A chance of snow showers. Much cooler with lows in the upper 20s. Chance of precipitation 60 percent.

Monday

Partly sunny. Cooler with highs in the lower 40s.

Monday Night

Partly cloudy in the evening, then clearing. Lows in the mid 20s.

Tuesday

Sunny. Not as cool with highs in the mid 50s.