| NWS Forecast for: Allegheny County Issued by: National Weather Service Pittsburgh, PA Last Update: 502 PM EDT Thu Aug 13 2026 |  |
Tonight: Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. Northwest winds around 5 mph this evening, becoming light and variable. Friday: Patchy fog in the morning. Considerable cloudiness with a chance of showers. A slight chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. East winds around 5 mph. Chance of rain 50 percent. Friday Night: Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Humid with lows in the mid 60s. Northeast winds around 5 mph. Chance of rain 20 percent. Saturday: Mostly sunny with a 20 percent chance of showers. Humid with highs in the lower 80s. East winds around 5 mph. Saturday Night: Mostly cloudy. A chance of showers in the evening, then showers likely with a chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. Sunday: Showers likely with a chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the mid 80s. Chance of rain 70 percent. Sunday Night: Mostly cloudy with a chance of showers. Thunderstorms likely, mainly in the evening. Lows in the upper 60s. Chance of rain 70 percent. Monday: Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent. Monday Night: Partly cloudy. A chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows in the lower 60s. Chance of rain 50 percent. Tuesday: Patchy fog in the morning. Mostly sunny. Highs in the lower 80s. Tuesday Night: Mainly clear. Lows in the lower 60s. Wednesday: Mostly sunny. Highs in the lower 80s. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. A 30 percent chance of showers. Lows in the mid 60s. Thursday: Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. | |
| Zone Forecast: Allegheny County | |
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