Good morning, Franklin County! Here’s your local weather update for Chambersburg, PA, to help you plan your day and week ahead:
Today – Monday, August 11
- Conditions: Sunny and warm, currently around 62°F (17 °C), with highs near 88°F (31 °C) and lows around 69°F (21 °C).
- Summary: Expect plenty of sunshine and humid warmth throughout the day.
Tomorrow – Tuesday, August 12
- Conditions: Mostly sunny, very hot and humid.
- Temperature: High around 90°F (32 °C), with a low near 70°F (21 °C).
Extended 7-Day Outlook (August 13–17)
- Wednesday: Very warm with possible afternoon storms; sunny early, increasing clouds later. High: 89 °F; Low: 72 °F.
- Thursday – Saturday: Continued hot and humid weather, mixed sun and clouds, scattered storms possible on Thursday. Highs around 87–89°F; nighttime lows near 68–69°F.
- Sunday: Hottest day of the week—sunny, hot, and humid. High reaching 93°F (34 °C); Low: 70°F.
Alerts & Air Quality
- Air Quality Alert in Effect: A Code ORANGE Air Quality Alert has been issued for Franklin County—and eastern Pennsylvania—due to smoke from wildfires in central Canada. This alert remains in place through tonight, midnight Tuesday at the latest. This raises the risk of unhealthy air for sensitive groups (children, older adults, those with heart or lung conditions)
- Other Alerts: No additional weather warnings or advisories are active at this time