Pittsburgh, PA – Tuesday could bring the hottest temperatures of the week to Pittsburgh, followed by a round of potentially disruptive thunderstorms in the afternoon. Highs are expected to reach 93°F, with heat index values climbing even higher before storms develop.
According to the National Weather Service, showers and thunderstorms are possible after 2 p.m. Tuesday, with the best chance for activity during the evening commute. Winds will shift from the south, increasing humidity and fueling storm potential. While rainfall amounts may remain under a half inch for most areas, localized downpours could briefly impact visibility and slow traffic on major routes including I-376 and I-79.
Residents planning outdoor activities or travel should be prepared for rapidly changing conditions. Keep devices charged in case of power interruptions and secure loose outdoor items ahead of storms. Heat will be an added concern for those working outside—frequent breaks and hydration are recommended.
Storm chances will continue into Tuesday night before easing early Wednesday, but another round of showers is likely midweek.
Five Day Pittsburgh, PA Forecast:
- Monday: Sunny and hot. High 92°F, low 71°F.
- Tuesday: Sunny early, thunderstorms after 2 p.m. High 93°F, low 72°F.
- Wednesday: Showers likely, possible afternoon thunderstorm. High 88°F, low 68°F.
- Thursday: Afternoon shower chance. High 87°F, low 64°F.
- Friday: Sunny and hot. High 93°F, low 69°F.
