Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 8, NWS Philadelphia/Mount Holly

March 16, 20264 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Mar 16, 2026, 1:45 PM EDT for 4 counties in Pennsylvania. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 16, 2026, 1:45 PM EDT (17:45 UTC)
Expired
Mar 16, 2026, 2:30 PM EDT
In force
45 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Binghamton radar (KBGM), 132 km from the middle of the area, began a volume at 17:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 16, 11:30 AM EDTTornado WatchSPC6 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 5.8 hours before the alert went out and 226 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2026-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2026-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 488 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3 J/kg
Mixed-layer CIN
-95 J/kg
Mixed-layer LCL
444 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
488 m²/s²
0-3 km storm-relative helicity
506 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

515 
WUUS51 KPHI 161745
SVRPHI
PAC025-077-089-095-161830-
/O.NEW.KPHI.SV.W.0008.260316T1745Z-260316T1830Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
145 PM EDT Mon Mar 16 2026

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  North central Lehigh County in eastern Pennsylvania...
  Carbon County in northeastern Pennsylvania...
  Monroe County in northeastern Pennsylvania...
  West central Northampton County in eastern Pennsylvania...

* Until 230 PM EDT.

* At 145 PM EDT, a severe thunderstorm was located over Nesquehoning,
  or near Lehighton, moving northeast at 55 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Damage to roofs, siding, trees, and power lines is 
           possible.

* Locations impacted include...
  Lehighton, Mount Pocono, Tobyhanna, Palmerton, Jim Thorpe,
  Slatington, Nesquehoning, Weatherly, Walnutport, Pocono Pines, Lake
  Harmony, Skytop, Tannersville, Long Pond, Kresgeville, Sun Valley,
  Reeders, Beltzville State Park, McMichael, and Canadensis.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 700 PM EDT for eastern and
northeastern Pennsylvania.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4117 7515 4115 7515 4114 7513 4067 7564
      4081 7587 4091 7599 4101 7573 4103 7574
      4105 7577 4109 7577 4113 7569 4112 7564
      4123 7554 4125 7513
TIME...MOT...LOC 1745Z 215DEG 48KT 4088 7579 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Deal
2 follow-up statements
308 
WWUS51 KPHI 161810
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
210 PM EDT Mon Mar 16 2026

PAC025-077-089-095-161830-
/O.CON.KPHI.SV.W.0008.000000T0000Z-260316T1830Z/
Lehigh PA-Carbon PA-Monroe PA-Northampton PA-
210 PM EDT Mon Mar 16 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM EDT
FOR NORTH CENTRAL LEHIGH...CARBON...MONROE AND WEST CENTRAL
NORTHAMPTON COUNTIES...

At 209 PM EDT, a severe thunderstorm was located over Lake Harmony,
or 12 miles southwest of Mount Pocono, moving northeast at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Damage to roofs, siding, trees, and power lines is 
         possible.

Locations impacted include...
Lehighton, Mount Pocono, Tobyhanna, Palmerton, Jim Thorpe,
Slatington, Walnutport, Pocono Pines, Lake Harmony, Skytop,
Tannersville, Long Pond, Kresgeville, Sun Valley, Reeders, Beltzville
State Park, McMichael, Canadensis, Blakeslee, and Penn Forest
Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 700 PM EDT for eastern and
northeastern Pennsylvania.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4079 7584 4096 7575 4099 7577 4101 7573
      4103 7574 4105 7577 4109 7577 4113 7569
      4112 7564 4123 7554 4125 7513 4117 7515
      4115 7515 4114 7513 4067 7564
TIME...MOT...LOC 1809Z 219DEG 37KT 4104 7557 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Deal
790 
WWUS51 KPHI 161829
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
229 PM EDT Mon Mar 16 2026

PAC025-077-089-095-161831-
/O.EXP.KPHI.SV.W.0008.000000T0000Z-260316T1830Z/
Lehigh PA-Carbon PA-Monroe PA-Northampton PA-
229 PM EDT Mon Mar 16 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LEHIGH...
CARBON...MONROE AND WEST CENTRAL NORTHAMPTON COUNTIES WILL EXPIRE AT
230 PM EDT...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

A Tornado Watch remains in effect until 700 PM EDT for eastern and
northeastern Pennsylvania.

LAT...LON 4079 7584 4096 7575 4099 7577 4101 7573
      4103 7574 4105 7577 4109 7577 4113 7569
      4112 7564 4123 7554 4125 7513 4117 7515
      4115 7515 4114 7513 4067 7564
TIME...MOT...LOC 1821Z 215DEG 48KT 4116 7546 

$$

Deal

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2026Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.