More moisture in the lower atmosphere means perspiration works less effectively and can stymie bodily recovery with warmer nighttime temperatures.

Periods of extreme heat often lead to increased exposure to ground-level ozone, in addition to other negative effects. This ...

Cruising past a cornfield, you may not realize just how much moisture enters our atmosphere surrounding an area of farmland.

Summer heat remains in the forecast tomorrow; highs climb into the mid-90s as heat index values return to near 105°. While an isolated shower or thunderstorm is possible, most of the day will be sunny ...

Scattered storms will erupt on the radar Thursday afternoon as a cold front arrives. Not everyone will see a storm and it will be hot and humid with highs near 90° during the day. A few storms could ...

High temperatures this summer have resulted in 19 deaths and more than 1,200 Marylanders landing in the emergency room with heat-related illnesses.

After a heat wave and soaking rain, we get some well-deserved sunshine, lower humidity and pleasantly warm temperatures this weekend.