New Jersey, Pennsylvania Freeze Warning | Effective 04/20/2026 11:30

Headline: 
Freeze Warning issued April 20 at 2:30PM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Event: 
Freeze Warning
Urgency: 
Expected
Effective: 
April 20, 2026 - 11:30am
Expires: 
April 21, 2026 - 2:00am
Description: 
* WHAT...Sub-freezing temperatures as low as 24 degrees expected. * WHERE...Portions of central, northern, northwest, and southern New Jersey and east central and southeast Pennsylvania. * WHEN...From midnight tonight to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Instruction: 
Take steps now to protect tender plants from the cold.
Area Description: 
Warren; Morris; Hunterdon; Somerset; Middlesex; Western Monmouth; Mercer; Salem; Gloucester; Camden; Northwestern Burlington; Ocean; Cumberland; Atlantic; Cape May; Southeastern Burlington; Berks; Lehigh; Northampton; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks
Forcast Office: 
NWS Mount Holly NJ
Sender: 
w-nws.webmaster@noaa.gov