Most people associate seasonal allergies with springtime. But fall can feel just as miserable for people who suffer from itchy eyes, sneezing and wheezing. And health experts say this fall allergy season could be a particular doozy for the more than 50 million allergy sufferers out there.

Summer weather conditions and continuing warm temperatures into September have led to what doctors call a “perfect storm” for a difficult allergy season. “What we are seeing with this warmer weather pattern is that we are headed for a bumper crop of molds,” Dr. Clifford Bassett, an allergist and assistant clinical professor at New York University, told Today. “Whenever you have warmer periods mixed with some precipitation, it’s the perfect storm for ragweed, weeds and mold spores.”

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