Discover why spring allergies are worsening and learn effective relief strategies for a more comfortable season.

There are three main types of pollen that cause seasonal allergies. Earlier in the spring, tree pollen is the main culprit.

The Asthma and Allergy Foundation of America's 2025 Allergy Capitals report predicts better than average allergy seasons for ...

Tree pollen levels in Portland are on the rise, causing symptoms of sneezing, itchy eyes, and difficulty breathing in those ...

Thank you for reporting this station. We will review the data in question. You are about to report this weather station for bad data. Please select the information that is incorrect.

Spring in Houston means tree pollen falling off ash, birch, cottonwood, maple, mesquite, mulberry, oak, pecan and pine trees, according to Baylor College of Medicine. Cedar pollen can also be a ...

Whether it is cedar, mold, cottonwood, oak, ragweed, ash, pine, mulberry, elm, poplar, or any other allergen in our area, you can track recent allergy reports here. Ozone forecasts are also ...