| NWS Forecast for: Westmoreland County Issued by: National Weather Service Pittsburgh, PA Last Update: 538 AM EDT Wed Apr 22 2026 | |
| Today: Considerable cloudiness this morning, then becoming partly cloudy. A slight chance of thunderstorms. Showers, mainly this morning. Highs in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 80 percent. Tonight: Mainly clear. Lows in the upper 40s. Northwest winds 5 to 10 mph in the evening, becoming light and variable. Thursday: Mostly sunny. Warm with highs in the upper 70s. Light and variable winds, becoming west around 5 mph in the afternoon. Thursday Night: Mainly clear. Mild. Lows in the mid 50s. Southwest winds around 5 mph. Friday: Partly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms in the afternoon. Unseasonably warm with highs around 80. Southwest winds around 5 mph. Chance of rain 50 percent. Friday Night: Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely after midnight. Mild. Lows in the upper 50s. Chance of rain 60 percent. Saturday: Showers. A chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 90 percent. Saturday Night: Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of rain 90 percent. Sunday: Partly sunny with a chance of showers in the morning, then partly cloudy in the afternoon. Highs in the upper 60s. Chance of rain 30 percent. Sunday Night: Mainly clear. Lows in the mid 40s. Monday: Partly cloudy. Warm with highs in the lower 70s. Monday Night: Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Mild. Lows in the lower 50s. Chance of rain 70 percent. Tuesday: Showers likely. Highs around 70. Chance of rain 70 percent. | |
| Zone Forecast: Westmoreland County | |
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