| NWS Forecast for: Armstrong County Issued by: National Weather Service Pittsburgh, PA Last Update: 1102 PM EDT Mon May 4 2026 | |
| Rest Of Tonight: Mostly cloudy with scattered showers and thunderstorms. Near steady temperature in the upper 50s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent. Tuesday: Partly cloudy in the morning, then becoming partly sunny. Scattered showers. Scattered thunderstorms in the afternoon. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent. Tuesday Night: A chance of showers and thunderstorms in the evening, then showers after midnight. Lows in the lower 50s. Southwest winds 5 to 10 mph. Chance of rain 90 percent. Wednesday: Showers in the morning, then showers with a slight chance of thunderstorms in the afternoon. Cool with highs around 60. Southwest winds 5 to 10 mph, becoming west in the afternoon. Chance of rain 90 percent. Wednesday Night: Mostly cloudy with a 50 percent chance of showers. Lows in the upper 30s. Northwest winds 5 to 10 mph. Thursday: Partly sunny with a 40 percent chance of showers. Cool with highs in the upper 50s. Thursday Night: Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the upper 30s. Chance of rain 40 percent. Friday: Partly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. Friday Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 40s. Saturday: Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 60s. Chance of rain 60 percent. Saturday Night: Mostly cloudy with showers likely in the evening, then partly cloudy after midnight. Lows in the lower 40s. Chance of rain 60 percent. Sunday: Partly cloudy. A chance of showers in the afternoon. Highs around 70. Chance of rain 30 percent. Sunday Night: Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of rain 50 percent. Monday: Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. | |
| Zone Forecast: Armstrong County | |
Visit your local NWS office at: https://www.weather.gov/pbz/ |