The unsettled week in the Philadelphia region continued on Tuesday, starting with fog and a few showers, before getting busier with a severe thunderstorm watch.

Severe thunderstorms are moving across eastern Pennsylvania and the Lehigh Valley on Tuesday, bringing damaging winds, hail and even a possible tornado.

What to Know A tornado warning is in effect for Northampton and Monroe counties, Pennsylvania, until 4:30 p.m. as severe weather moves through the region, according to the National Weather Service. The NBC10 First Alert Weather Team issued a First Alert for most Pennsylvania neighborhoods west of Philadelphia until 8 p.