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Slack Weather Forecast
Slack, PA Weather Forecast Date: 610 PM EDT Sun Sep 20 2026
Weather forecast for Slack, PA
Tonight Lo: 60°F Lo: 16°C |
Tonight... Mostly cloudy. Showers with a slight chance of thunderstorms this evening, then a chance of showers after midnight. Lows around 60. West winds around 5 mph, becoming north after midnight. Chance of rain 90%. |
Mon Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Monday... Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 70s. Northeast winds 5 to 10 mph. |
Tue Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Tuesday... Showers likely. Highs in the mid 60s. Northeast winds around 10 mph with gusts up to 20 mph. Chance of rain 70%. |
Wed Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Wednesday... Mostly cloudy with a 30% chance of showers. Highs in the mid 60s. |
| Thu Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Thursday... Mostly cloudy. Highs in the mid 60s. |
| Fri Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Friday... Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30%. |
| Sat Hi: 69°FHi: 21°C Lo: 51°F Lo: 11°C |
Saturday... Partly sunny with a 30% chance of showers. Highs in the upper 60s. |
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