Weather Alerts For Gettysburg, PA

# HEADLINE -------------------- FROST ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EDT SUNDAY # DETAILS -------------------- WHAT Temperatures as low as 32 will result in frost formation. WHERE A portion of central Pennsylvania. WHEN From 11 PM this evening to 9 AM EDT Sunday. IMPACTS Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. ADDITIONAL DETAILS Isolated colder locations could see temperatures fall below 32 degrees. ISSUED AT Saturday, May 2, 2026 at 5:14 PM EDT ISSUED BY National Weather Service State College PA HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Near-ground freezing temperatures could kill uncovered sensitive outdoor vegetation. Take steps now to protect tender plants and vegetation from the cold. # AREAS AFFECTED -------------------- Perry, Adams, Columbia, Cumberland, Dauphin, Franklin, Fulton, Lancaster, Lebanon, Montour, Northumberland, Schuylkill, Snyder, Union, York Including the cities of Sunbury, Bloomsburg, Harrisburg, Hershey, Carlisle, Danville, Lebanon, Lewisburg, Shamokin, Selinsgrove, Berwick, Gettysburg, Pottsville, York, Lancaster, Chambersburg, Newport, and McConnellsburg

Pollen Index: 8.7 Pollen Level: medium-high Predominant Pollen: Oak, Birch and Maple. The amount of pollen in the air for Sunday will be higher than they were today in the high range. Since the weather has a major influence on pollen dispersal, this increase is due in part to higher temperatures and the lower dewpoint.