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Lycoming County, PA Weather Forecast
Lycoming County, PA Weather Forecast Date: 1031 PM EST Mon Mar 02 2026
The area/counties/county of: Southern Lycoming, including the city of Williamsport.or toggle through each period.
Overnight... Mostly clear late this evening, then becoming mostly cloudy. A slight chance of freezing rain. Lows in the lower 20s. Southeast winds around 5 mph. Chance of precipitation 20%.
Tuesday... Snow with a slight chance of sleet. A slight chance of freezing rain in the morning, then rain and freezing rain in the afternoon. Snow and sleet accumulation around an inch. Ice accumulation of up to a tenth of an inch. Highs in the upper 30s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of precipitation near 100%.
Tuesday Night... Rain in the evening. Not as cool. Near steady temperature in the mid 30s. Southeast winds around 5 mph, becoming northwest after midnight. Chance of rain near 100%.
Wednesday... Mostly cloudy. Not as cool with highs in the lower 50s. North winds around 5 mph in the morning, becoming light and variable.
Wednesday Night... Mostly cloudy. A chance of rain in the evening, then rain likely after midnight. Lows around 40. Light and variable winds, becoming southeast around 5 mph after midnight. Chance of rain 70%.
Thursday... Rain likely. Highs in the lower 50s. Chance of rain 70%.
Thursday Night... Rain. Unseasonably mild. Lows in the mid 40s. Chance of rain 90%.
Friday... Mostly cloudy. Highs in the upper 50s.
Friday Night... Mostly cloudy. Mild. Lows in the mid 40s.
Saturday... Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 50%.
Saturday Night... Showers likely in the evening. Unseasonably mild. Lows in the upper 40s. Chance of rain 70%.
Sunday... Mostly sunny. Highs in the lower 60s.
Sunday Night... Partly cloudy. Unseasonably mild. Lows in the mid 40s.
POP = Probability of Precipitation
Lycoming County Radar Loop
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