Environment & Science

Sunday's rain could transition to snow as the storm system departs the region Monday morning, with the potential to affect the morning commute, according to the National Weather Service.

The U.S. Department of Agriculture updated its plant hardiness map, showing a warmer Lehigh Valley. The region has moved into a warmer zone from the one where it was placed more than a decade ago. Experts say it has consequences for plant seasons and species.

Take a look at stories that ran throughout the week of which we are most proud, had a profound impact on readers or that you might want to look at again.

If you're doing anything outdoors, do it Saturday. Rain will arrive Sunday and is forecast to intensify later in the day, with gusty winds. The National Weather Service issued a flood watch for Sunday afternoon into Monday afternoon.

LANTA officials are reminding residents for caution when and if severe winter weather returns this season, and discussed what riders should do if they are unsure with the status of service after a storm

A sprawling storm system is expected to bring heavy rain, strong winds and snow to the region this weekend.

Chances are, you'll still be able to find a tree, it just might take a little extra work — and you might want to get it soon. Roger from Unangst Tree Farms explains the ins and outs of why this problem, a decade in the making, is now causing tree farms and stands to sell-out when it's barely December.

Almost 11,000 birds of prey were counted this year during the Lehigh Gap Nature Center’s annual autumn hawk watch as they made their way along the raptor "superhighway" in the Valley’s backyard.

Snow is in the forecast for the Lehigh Valley, and meteorologists say it could impact the Thursday morning commute. A more potent system Sunday could be 'quite a wild ride.'

Emmaus is set to approve the $46 million dollar budget at council's second December meeting, marking a large investment into the borough's management of PFAS contamination.

Officials came together in Easton to discuss energy efficiency and weatherization programs intended to help residents while cutting emissions Thursday morning.

Tropical Storm Debby has been flooding parts of the Atlantic coast as remnants make their way north. As a result, PA-Task Force 1 has been deployed to assist North Carolina in emergency response operations.

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.

North Whitehall Board of Supervisors on Monday hired engineering consultant Gilmore & Associates to create an Open Space Action Plan for the township.

Musikfest organizers have already eliminated paper food and beverage tickets, and started using renewable energy sources to power tents, vendors and beer trucks – but the work continues to make the event more environmentally-friendly.

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.

This week, Watching the Skies gives an update on the International Space Station, which is currently hosting two ‘extra’ American astronauts.

Saturday’s weather plagued Musikfest and there’s a chance more of the same is in store Sunday for the Lehigh Valley region. After a sunny Monday, heavy rain is in the forecast Tuesday.

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.

Over the past few days, Lehigh Valley residents have complained of bad smells wafting through Bethlehem and surrounding areas. Residents have described the most recent heavy odor as a rotting smell.

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.