Weather Warnings for Pennsylvania

Issued by the National Weather Service

Current watches, warnings, and advisories for Pennsylvania
Alerts Updated: April 19, 2026, 10:00 am  UTC


Freeze Warning issued April 19 at 3:52AM EDT until April 20 at 11:00AM EDT by NWS Cleveland OH

Summary: * WHAT...Sub-freezing temperatures as low as 24 expected. * WHERE...Portions of north central, northeast, and northwest Ohio and northwest Pennsylvania. * WHEN...From 11 PM this evening to 11 AM EDT Monday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 3:52 am      Expires:  April 19, 2026, 10:00 am
Area:  Ottawa; Sandusky; Erie; Lorain; Cuyahoga; Lake; Geauga; Ashtabula Inland; Hancock; Seneca; Huron; Medina; Summit; Portage; Trumbull; Wyandot; Crawford; Richland; Ashland; Wayne; Stark; Mahoning; Marion; Morrow; Holmes; Knox; Ashtabula Lakeshore; Northern Erie; Southern Erie; Crawford


Freeze Watch issued April 19 at 1:11AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ

Summary: * WHAT...Sub-freezing temperatures as low as 26 possible. * WHERE...Portions of central, northern, northwest, and southern New Jersey and east central and southeast Pennsylvania. * WHEN...From late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 1:11 am      Expires:  April 19, 2026, 4:00 pm
Area:  Sussex; 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


Freeze Watch issued April 19 at 1:11AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 25 expected. For the Freeze Watch, sub-freezing temperatures as low as 19 possible. * WHERE...Carbon and Monroe Counties. * WHEN...For the Freeze Warning, from 11 PM this evening to 10 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 1:11 am      Expires:  April 19, 2026, 4:00 pm
Area:  Carbon; Monroe


Freeze Watch issued April 19 at 1:11AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ

Summary: * WHAT...Sub-freezing temperatures as low as 30 possible, mainly outside of the urban city centers. * WHERE...In Delaware, New Castle County. In Pennsylvania, Delaware and Philadelphia Counties. * WHEN...From late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 1:11 am      Expires:  April 19, 2026, 4:00 pm
Area:  New Castle; Delaware; Philadelphia


Freeze Warning issued April 19 at 1:11AM EDT until April 20 at 10:00AM EDT by NWS Mount Holly NJ

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 25 expected. For the Freeze Watch, sub-freezing temperatures as low as 19 possible. * WHERE...Carbon and Monroe Counties. * WHEN...For the Freeze Warning, from 11 PM this evening to 10 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 1:11 am      Expires:  April 19, 2026, 4:00 pm
Area:  Carbon; Monroe


Freeze Watch issued April 19 at 12:33AM EDT until April 21 at 11:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 25 expected. For the Freeze Watch, sub-freezing temperatures as low as 21 possible. * WHERE...Cameron, Clearfield, Elk, McKean, Northern Centre, Northern Clinton, and Warren Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Warren; McKean; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre


Freeze Watch issued April 19 at 12:33AM EDT until April 21 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...Sub-freezing temperatures as low as 26 possible. * WHERE...A portion of central Pennsylvania. * WHEN...From late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Huntingdon; Mifflin; Juniata; Fulton; Franklin; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster


Freeze Watch issued April 19 at 12:33AM EDT until April 21 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Freeze Watch, sub-freezing temperatures as low as 24 possible. * WHERE...Bedford County. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Bedford


Freeze Watch issued April 19 at 12:33AM EDT until April 21 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 23 possible. * WHERE...Blair, Cambria, Somerset, Southern Centre, Southern Clinton, and Southern Lycoming Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Severe    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Southern Centre; Cambria; Blair; Somerset; Southern Clinton; Southern Lycoming


Freeze Warning issued April 19 at 12:33AM EDT until April 20 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 31 expected. For the Freeze Watch, sub-freezing temperatures as low as 24 possible. * WHERE...Bedford County. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Bedford


Freeze Warning issued April 19 at 12:33AM EDT until April 20 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 25 expected. For the Freeze Watch, sub-freezing temperatures as low as 21 possible. * WHERE...Cameron, Clearfield, Elk, McKean, Northern Centre, Northern Clinton, and Warren Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Warren; McKean; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre


Freeze Warning issued April 19 at 12:33AM EDT until April 20 at 9:00AM EDT by NWS State College PA

Summary: * WHAT...For the Freeze Warning, sub-freezing temperatures as low as 30 expected. For the Freeze Watch, sub-freezing temperatures as low as 23 possible. * WHERE...Blair, Cambria, Somerset, Southern Centre, Southern Clinton, and Southern Lycoming Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT Monday. For the Freeze Watch, from late Monday night through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 12:33 am      Expires:  April 20, 2026, 3:15 am
Area:  Southern Centre; Cambria; Blair; Somerset; Southern Clinton; Southern Lycoming


Freeze Warning issued April 19 at 12:29AM EDT until April 20 at 10:00AM EDT by NWS Pittsburgh PA

Summary: * WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...Portions of east central Ohio, northwest, southwest, and western Pennsylvania, and northern West Virginia. * WHEN...From 2 AM to 10 AM EDT Monday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Severity:  Moderate    Effective:  April 19, 2026, 12:29 am      Expires:  April 19, 2026, 2:00 pm
Area:  Tuscarawas; Carroll; Columbiana; Coshocton; Harrison; Jefferson; Muskingum; Guernsey; Mercer; Venango; Forest; Lawrence; Butler; Clarion; Jefferson; Beaver; Armstrong; Westmoreland Ridges; Fayette Ridges; Indiana; Higher Elevations of Indiana; Hancock; Ridges of Eastern Monongalia and Northwestern Preston; Preston; Eastern Preston; Western Tucker; Eastern Tucker