MOUNT POCONO PA Apr 20
Climate Report:
High: None
Low: None
Precip: 0.0"
Snow: Missing
at Mon, 20 Apr 2026 21:35:32 +0000 via IEMbot
Additional Details Here.

PHILADELPHIA PA Apr 20
Climate Report:
High: 55
Low: 40
Precip: Trace
Snow: 0.0" Snow Depth: 0"
at Mon, 20 Apr 2026 21:35:32 +0000 via IEMbot
Additional Details Here.

TRENTON NJ Apr 20
Climate Report:
High: 53
Low: 31
Precip: Trace
Snow: 0.0" Snow Depth: 0"
at Mon, 20 Apr 2026 21:35:32 +0000 via IEMbot
Additional Details Here.

PHI issues Record Event Report (RER) at Apr 20, 5:35 PM EDT ...RECORD LOW TEMPERATURE TIED AT ALLENTOWN PA... via IEMbot
Additional Details Here.

PHI issues Public Information Statement (PNS) at Apr 20, 5:15 PM EDT
at Mon, 20 Apr 2026 21:15:47 +0000 via IEMbot
Additional Details Here.

PHI updates Freeze Warning (expands area to include Eastern Monmouth [NJ], extends time of Sussex [NJ] and Carbon, Monroe [PA] and Inland Sussex, Kent [DE] and Caroline, Kent, Quee... at Mon, 20 Apr 2026 18:30:28 +0000 via IEMbot
Additional Details Here.

* 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.

Freeze Warning issued April 20 at 2:30PM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Additional Details Here.(2/2)

* WHAT...Sub-freezing temperatures as low as 30 degrees expected. * WHERE...Eastern Monmouth County. * 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.

* WHAT...Sub-freezing temperatures as low as 20 degrees expected. * WHERE...In New Jersey, Sussex County. In Pennsylvania, Carbon and Monroe Counties. * WHEN...From 10 PM this evening to 10 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

* WHAT...Sub-freezing temperatures as low as 28 degrees expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. * WHEN...From 2 AM to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

* WHAT...Sub-freezing temperatures as low as 27 degrees expected. * WHERE...In Delaware, New Castle County. In Pennsylvania, Delaware and Philadelphia Counties. * 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.

Freeze Warning issued April 20 at 2:30PM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Additional Details Here.
(1/2)

PHI issues Area Forecast Discussion (AFD) at Apr 20, 1:10 PM EDT
at Mon, 20 Apr 2026 17:10:24 +0000 via IEMbot
Additional Details Here.

PHI cancels Marine Warning for Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM, Waters from Great Egg Inlet NJ to Cape May NJ from 20 to 60 NM [AN]
at Mon, 20 Apr 2026 16:51:15 +0000 via IEMbot
Additional Details Here.

PHI continues Marine Warning [waterspout: POSSIBLE, wind: >34 KTS, hail: 0.00 IN] for Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM, Waters from Great Egg Inlet ... at Mon, 20 Apr 2026 16:42:07 +0000 via IEMbot
Additional Details Here.

For the following areas... Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM... Waters from Great Egg Inlet NJ to Cape May NJ from 20 to 60 NM... At 1241 PM EDT, a severe thunderstorm capable of producing waterspouts was located 25 nm southeast of Deepwater Reef, moving east at 20 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. The severe thunderstorm will remain over mainly open waters.

🚨 Special Marine Warning issued April 20 at 12:41PM EDT until April 20 at 1:15PM EDT by NWS Mount Holly NJ 🚨
Additional Details Here.

For the following areas... Coastal waters from Cape Henlopen to Fenwick Island DE out 20 NM... Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM... At 1220 PM EDT, a cluster of severe thunderstorms capable of producing waterspouts was located near Delaware Lightship Buoy 44009, moving southeast at 20 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Delaware Lightship Buoy 44009.

🚨 Special Marine Warning issued April 20 at 12:20PM EDT until April 20 at 12:45PM EDT by NWS Mount Holly NJ 🚨
Additional Details Here.

PHI issues Marine Warning [waterspout: POSSIBLE, wind: >34 KTS, hail: 0.00 IN] for Waters from Cape May NJ to Fenwick Island DE from 20 to 60 NM, Waters from Great Egg Inlet NJ ... at Mon, 20 Apr 2026 16:10:25 +0000 via IEMbot
Additional Details Here.

SMWPHI The National Weather Service in Mount Holly NJ has issued a * Special Marine Warning for... Outer waters from Great Egg Inlet NJ to Fenwick Island DE from 20 to 60 nm... * Until 115 PM EDT. * At 1210 PM EDT, a severe thunderstorm capable of producing waterspouts was located 20 nm southeast of Five Fathoms Buoy, moving east at 15 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The severe thunderstorm will remain over mainly open waters.

🚨 Special Marine Warning issued April 20 at 12:10PM EDT until April 20 at 1:15PM EDT by NWS Mount Holly NJ 🚨
Additional Details Here.

SMWPHI The National Weather Service in Mount Holly NJ has issued a * Special Marine Warning for... Coastal waters from Cape Henlopen to Fenwick Island DE out 20 nm... Outer waters from Cape May NJ to Fenwick Island DE from 20 to 60 nm... * Until 1245 PM EDT. * At 1144 AM EDT, a severe thunderstorm producing waterspouts was located 7 nm east of Fenwick Island, moving east at 15 knots. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Public. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Delaware Lightship Buoy 44009.

🚨 Special Marine Warning issued April 20 at 11:44AM EDT until April 20 at 12:45PM EDT by NWS Mount Holly NJ 🚨
Additional Details Here.

PHI issues Area Forecast Discussion (AFD) at Apr 20, 11:26 AM EDT
at Mon, 20 Apr 2026 15:26:39 +0000 via IEMbot
Additional Details Here.

PHI issues Area Forecast Discussion (AFD) at Apr 20, 10:31 AM EDT
at Mon, 20 Apr 2026 14:31:30 +0000 via IEMbot
Additional Details Here.

* WHAT...Sub-freezing temperatures as low as 22 degrees expected. * WHERE...In New Jersey, Sussex County. In Pennsylvania, Carbon and Monroe Counties. * 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.

* WHAT...Sub-freezing temperatures as low as 27 degrees expected. * WHERE...In Delaware, New Castle County. In Pennsylvania, Delaware and Philadelphia Counties. * 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.

* WHAT...Sub-freezing temperatures as low as 29 degrees expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. * 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.

* WHAT...Sub-freezing temperatures as low as 26 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.

Freeze Warning issued April 20 at 10:17AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Additional Details Here.(1/2)

PHI expires Freeze Warning for Sussex [NJ] and Carbon, Monroe [PA]
at Mon, 20 Apr 2026 14:17:57 +0000 via IEMbot
Additional Details Here.

PHI continues Freeze Warning valid at Apr 21, 12:00 AM EDT for Sussex [NJ] and Carbon, Monroe [PA] till Apr 21, 9:00 AM EDT
at Mon, 20 Apr 2026 14:17:58 +0000 via IEMbot
Additional Details Here.

PHI issues Area Forecast Discussion (AFD) at Apr 20, 6:41 AM EDT
at Mon, 20 Apr 2026 10:41:14 +0000 via IEMbot
Additional Details Here.

PHI issues Hazardous Weather Outlook (HWO) at Apr 20, 5:06 AM EDT ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... via IEMbot
Additional Details Here.

PHI issues Area Forecast Discussion (AFD) at Apr 20, 3:01 AM EDT
at Mon, 20 Apr 2026 07:01:48 +0000 via IEMbot
Additional Details Here.

PHI cancels Coastal Flood Advisory for Delaware Beaches, Inland Sussex, Kent [DE] and Atlantic, Atlantic Coastal Cape May, Cape May, Coastal Atlantic, Cumberland [NJ]
at Mon, 20 A... at Mon, 20 Apr 2026 06:33:31 +0000 via IEMbot
Additional Details Here.

* WHAT...Sub-freezing temperatures as low as 27 expected. * WHERE...In Delaware, New Castle County. In Pennsylvania, Delaware and Philadelphia Counties. * 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.

* WHAT...Sub-freezing temperatures as low as 29 expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. * 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.

* WHAT...Sub-freezing temperatures as low as 26 expected. * WHERE...Portions of central, northern, 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.

Freeze Warning issued April 20 at 2:25AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Additional Details Here.(2/2)

* WHAT...For the first Freeze Warning, sub-freezing temperatures as low as 26. For the second Freeze Warning, sub-freezing temperatures as low as 22 expected. * WHERE...In New Jersey, Sussex County. In Pennsylvania, Carbon and Monroe Counties. * WHEN...For the first Freeze Warning, until 10 AM EDT this morning. For the second Freeze Warning, 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.

* WHAT...For the first Freeze Warning, sub-freezing temperatures as low as 26. For the second Freeze Warning, sub-freezing temperatures as low as 22 expected. * WHERE...In New Jersey, Sussex County. In Pennsylvania, Carbon and Monroe Counties. * WHEN...For the first Freeze Warning, until 10 AM EDT this morning. For the second Freeze Warning, 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.

* 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 26 expected. * WHERE...In New Jersey, Morris, Somerset, Warren, and Hunterdon Counties. In Pennsylvania, Northampton County. * 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, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

* 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 26 expected. * WHERE...In New Jersey, Morris, Somerset, Warren, and Hunterdon Counties. In Pennsylvania, Northampton County. * 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, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Freeze Warning issued April 20 at 2:25AM EDT until April 21 at 9:00AM EDT by NWS Mount Holly NJ
Additional Details Here.
(1/2)

PHI continues Freeze Warning for Sussex [NJ] and Carbon, Monroe [PA] till Apr 20, 10:00 AM EDT
at Mon, 20 Apr 2026 06:26:23 +0000 via IEMbot
Additional Details Here.

PHI issues Area Forecast Discussion (AFD) at Apr 20, 1:54 AM EDT
at Mon, 20 Apr 2026 05:54:22 +0000 via IEMbot
Additional Details Here.

ALLENTOWN PA Apr 19
Climate Report:
High: 53
Low: 35
Precip: 0.49"
Snow: 0.0" Snow Depth: 0"
at Mon, 20 Apr 2026 05:55:39 +0000 via IEMbot
Additional Details Here.