Environment & Science

The National Weather Service rated the tornado as an EF-1 — the second-weakest on the scale. It hit the Midway Manor neighborhood of Allentown and crossed into Bethlehem briefly, according to a weather service statement.

A National Weather Service survey team confirmed a tornado touched down in Allentown’s Midway Manor neighborhood Monday night on the east side, but the twister was unwarned.

Starting at 9 a.m., officials from Princeton Hydro, a New Jersey-based engineering consultant, will treat the lake’s shoreline via airboat to tamp down invasive Phragmites, a genus of four species of large perennial reed grasses.

The ordinance adjustments approved Monday night would align the township with the state model for stormwater management guidance.

Neighbors in the Midway Manor neighborhood of Allentown reported seeing a twister as the storm tore through the city's East Side on Monday night. There were no reports of serious injuries, but property damage was extensive.

A severe storm knocked out power to thousands in Lehigh County and sent Musikfest revelers searching for cover Monday night. As of 6 a.m. Tuesday, 16,000 customers have lost power.

The National Weather Service has issued a tornado watch for the Lehigh Valley and much of the Mid-Atlantic region.

WLVR’s Brad Klein speaks with Environment & Science Reporter, Molly Bilinski about the start later this month of the annual Bake Oven Knob Hawk Watch.

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.

This Sunday, Nestor Gil will premier his new work, LaJiraGira, at the Karl Stirner Arts Trail. The piece focuses on how simple concepts can be interpreted through the lens of art.

Easton planners recommended against the zoning hearing board granting a special exception that would see a tributary on the grounds of the Easton Commerce Park project relocated.

“The Hidden Language of Trees: How Forests Secretly Communicate” will play at 8 p.m. Aug. 22 at The Neighborhood Center, 902 Philadelphia Road.

Six entrepreneurs pitched their projects to judges during StartUp Lehigh Valley event at Musikfest Cafe on Tuesday night.

Community members gathered at Penn Pump Park in Palmer Township Tuesday morning to celebrate the recent ADA accessibility improvements funding via county grant programs.

Hundreds of active wildfires across Canada – with a significant portion burning out of control – have sent smoke drifting into the U.S. again, including the Lehigh Valley.

Event will involve panelists and keynote speakers who will provide examples and information on climate mitigation.

This week, a look at a new discovery about one of the brightest stars in the night sky, the red supergiant, Betelgeuse.

The tract, spread across Penn Forest and Kidder townships, includes Mud Run, a key tributary of the Lehigh River. It was purchased through a $1 million grant from the Open Space Institute.

Allentown students took part in STEM activities, including stepping into an airplane cockpit, when Captain Barrington Irving flew into town with some hands-on critical thinking activities from his Flying Classroom.

On Thursday, Lehigh Valley Zoo broke ground on a $10 million multi-phase project, with initial work on a new barn area and accessible playground set to be finished in the fall.

The Lehigh Valley has a history of flooding, and climate change could be increasing the risk. With federal funding cut or on the chopping block, officials warn the Valley could be left unprepared.

While the risk area covers a significant portion of the region, the greatest flash flood threat will depend on a number of factors, the National Weather Service said early Thursday.