Spring allergies are hitting hard as tree pollen dusts cars and porches across the area. A warm-then-cool temperature swing is making symptoms worse.

Tree pollen levels are already high in parts of Puget Sound and across the U.S., as a warmer-than-average winter extends ...

COLORADO — It's allergy season here in Colorado, and this year seems to bring even higher levels of pollen. March was very dry and gave us warmer than average temperatures. This has allowed for trees ...

As temperatures rise and spring begins, the allergy-causer pollen is making its way back to South Carolina, coating cars, ...

As the seasonal allergy season is underway, a new study by HouseFresh found the U.S. states and cities that suffer from the worst allergies and pollen levels ...

Marshall said visible pollen, such as the kind seen coating cars and surfaces, is not the primary concern. It is the airborne ...

Maple, elm, and juniper spores are high in count this week. High pollen counts continue into at least next week. Allergy ...

Flowers are starting to bloom and pollen is covering surfaces in Louisiana. Find out how much pollen, and what kind, Louisiana is experiencing.

AccuWeather says pollen levels have already started to ramp up in some southern and western states, and the levels will rise in northern states during the spring.