Critical Fire Weather Concerns; Storm Tracking Across the Plains

Combination of strong winds, dry conditions and above normal temperatures will result in elevated to critical fire weather concerns for the Southern Plains and portions of Southern California. This is part of a storm system that is tracking across the central Plains with occasional snow showers and heavier snow from the Rockies through the Central/Northern Plains. Read More >

Frost and Freeze Program Start Map

These graphics show the median dates of the last freeze in the spring (above) and the first freeze in the autumn (below).

You can see that the growing season in McKean County lasts from May 21st through October 1st, while the growing season in Lancaster County runs from April 11th through November 1st. Therefore, crops can generally grow for two months longer in Lancaster, PA versus in Bradford, PA.

Between these dates (in the warm-season), your National Weather Service Office in State College, PA will issue Frost Advisories (minimum temperatures between 33 and 36 degrees) and Freeze Warnings (minimum temperatures of 32 degrees or colder), as necessary.

First Freeze of the Autumn