The weather in Pittsburgh is currently exacerbating allergy symptoms, with pollen levels expected to rise due to warm temperatures and recent rainfall. Local meteorological reports indicate increased pollen production from trees and grasses, typical for the spring season in the region, where fluctuating temperatures and humidity levels can worsen allergy symptoms. Residents are advised to monitor the pollen count, which is expected to remain high over the coming days, as the weather conditions are conducive to the spread of allergens.