Weather Alerts For Fire Island Natl Seashore, NY
Frost Advisory
-# HEADLINE -------------------- FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY # DETAILS -------------------- WHAT For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Warning, sub-freezing temperatures as low as 27 expected. WHERE Portions of southern Connecticut, northeast New Jersey, and southeast New York. WHEN For the Frost Advisory, until 8 AM EDT this morning. For the Freeze Warning, from midnight tonight to 9 AM EDT Tuesday. IMPACTS Frost and freeze conditions could kill crops and other sensitive vegetation. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. ISSUED AT Monday, April 20, 2026 at 2:14 AM EDT ISSUED BY National Weather Service New York NY HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Take steps now to protect tender plants from the cold. # AREAS AFFECTED -------------------- Northwest Suffolk, Eastern Bergen, Eastern Passaic, Northeast Suffolk, Northern Westchester, Rockland, Southeast Suffolk, Southern Fairfield, Southern Middlesex, Southern New Haven, Southern New London, Southern Westchester, Southwest Suffolk, Western Bergen, Western Passaic
Freeze Warning
-# HEADLINE -------------------- FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY # DETAILS -------------------- WHAT For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Warning, sub-freezing temperatures as low as 27 expected. WHERE Portions of southern Connecticut, northeast New Jersey, and southeast New York. WHEN For the Frost Advisory, until 8 AM EDT this morning. For the Freeze Warning, from midnight tonight to 9 AM EDT Tuesday. IMPACTS Frost and freeze conditions could kill crops and other sensitive vegetation. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. ISSUED AT Monday, April 20, 2026 at 2:14 AM EDT ISSUED BY National Weather Service New York NY HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Take steps now to protect tender plants from the cold. # AREAS AFFECTED -------------------- Northwest Suffolk, Eastern Bergen, Eastern Passaic, Northeast Suffolk, Northern Westchester, Rockland, Southeast Suffolk, Southern Fairfield, Southern Middlesex, Southern New Haven, Southern New London, Southern Westchester, Southwest Suffolk, Western Bergen, Western Passaic