Lehigh Valley Weather

The arrival of a slow-moving system will make for an unsettled weekend, forecasters say, with an excessive rainfall risk and potential flash flooding Sunday for the Lehigh Valley.

In the home stretch of summer, is the worst of the heat behind us? Here’s where things stand in the Lehigh Valley as we look ahead — and enter the peak of hurricane season.

The Storm Prediction Center has extended a tornado watch until 10 p.m., and the National Weather Service has issued a flash flood warning until 6:45 p.m.

Join Megan Frank at 9:30 a.m. and 6:30 p.m. every Friday for Insights with LehighValleyNews.com on WLVR. This week, she's joined by Managing Producer Stephanie Sigafoos and Northampton County reporter Ryan Gaylor.

With Tropical Storm Debby on approach to the region, forecasters continue to refine key messaging on what the Lehigh Valley can expect. We're at a 'slight' risk for severe weather, with tornadoes the main threat. Both Lehigh and Northampton counties are also under a flood watch.

A cold front interacting with moisture from Tropical Storm Debby left the region awash in heavy rain on Tuesday, triggering flash flood warnings and water rescues. More rain will come Friday as Debby moves over the area.

The Lehigh Valley will begin to see impacts from Tropical Cyclone Debby on Tuesday, forecasters warn, calling expected rainfall a ‘predecessor’ event as the storm begins to crawl up the coast.

Following a severe thunderstorm yesterday, the Lehigh Valley should brace for more intense weather

Downpours and thunderstorms are expected to ramp up across the region heading into the weekend. Here's what to expect if you have outdoor plans, especially if you're heading to Musikfest in Bethlehem.

Another wave of heat is forecast for the Lehigh Valley and a large swath of the region in the coming days, with heat index values up to 100 degrees expected, the National Weather Service said.