The Lehigh Valley could get severe weather Thursday, including damaging winds, hail and a possible tornado.

The southern half of the region is at a slight risk of severe weather, while the northern half is at a marginal risk, the National Weather Service in Mount Holly, New Jersey, said in an update midday Thursday.

Increased confidence in severe storms: A strengthening low moving through the region today will bring showers and thunderstorms this afternoon, some of which could be severe. The main risk is damaging winds, large hail, and possibly an isolated tornado. pic.twitter.com/rl40JOwUzg

— NWS Mount Holly (@NWS_MountHolly) November 12, 2026

Damaging winds, hail and an isolated tornado are possible through the afternoon, forecasters said. The Lehigh Valley, as well as neighboring Berks and Bucks counties are under a tornado watch until 7 p.m.

“A strengthening low moving through the region today will bring showers and thunderstorms this afternoon, some of which could be severe,” the weather service posted on social media. “The main risk is damaging winds, large hail, and possibly an isolated tornado.”

The threat for severe weather is likely later in the day, closer to 5 p.m., the weather service said.

Between half an inch and an inch of rain is expected between Thursday and Friday. Light snow is possible in the southern Poconos and some elevated areas in the Lehigh Valley, however forecasters noted that no accumulation is expected.

A stretch of colder weather is likely over the next several days. Here is the extended forecast from the National Weather Service:

Friday: Rain, mainly before 1 p.m. High near 45. Northwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Saturday: A chance of rain and snow before 7 a.m. Mostly cloudy, with a high near 47. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Sunday: Partly sunny, with a high near 50.

Monday: Mostly sunny, with a high near 52.

Tuesday: Sunny, with a high near 54.

Wednesday: Sunny, with a high near 59.