Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 227, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 27, 2021, 7:22 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 42 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
- Jul 27, 2021, 7:22 PM EDT (23:22 UTC)
- Expired
- Jul 27, 2021, 8:04 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 123 km from the middle of the area, began a volume at 23:23 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 nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 11.4 hours before the alert went out and 222 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1464 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
422
WUUS51 KPHI 272322
SVRPHI
PAC025-089-280015-
/O.NEW.KPHI.SV.W.0227.210727T2322Z-210728T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
722 PM EDT Tue Jul 27 2021
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Carbon County in northeastern Pennsylvania...
Northwestern Monroe County in northeastern Pennsylvania...
* Until 815 PM EDT.
* At 722 PM EDT, a severe thunderstorm was located over Bear Creek,
or near Wilkes-Barre, moving southeast at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Mount Pocono, Tobyhanna, Pocono Pines, Pocono Raceway, Lake
Harmony, Mountainhome, Canadensis, Blakeslee, Long Pond,
Albrightsville, Gouldsboro State Park, Sun Valley, Arrowhead Lake,
Jonas, Meckesville, Paradise Valley, Cresco and Merwinsburg.
This includes the following highways...
Northeast Extension between mile markers 87 and 97.
Interstate 80 in Pennsylvania between mile markers 277 and 300.
Interstate 380 in Pennsylvania between mile markers 0 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Mount Holly NJ.
&&
LAT...LON 4120 7520 4091 7550 4105 7577 4109 7577
4111 7571 4113 7569 4112 7565 4123 7554
4122 7551 4123 7551 4124 7539
TIME...MOT...LOC 2322Z 294DEG 29KT 4120 7582
HAIL...<.75IN
WIND...60MPH
$$
MPS2 follow-up statements
590
WWUS51 KPHI 272352
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
752 PM EDT Tue Jul 27 2021
PAC025-280002-
/O.CAN.KPHI.SV.W.0227.000000T0000Z-210728T0015Z/
Carbon PA-
752 PM EDT Tue Jul 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CARBON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4105 7556 4123 7550 4119 7521 4100 7541
TIME...MOT...LOC 2352Z 285DEG 32KT 4113 7544
$$
PAC089-280015-
/O.CON.KPHI.SV.W.0227.000000T0000Z-210728T0015Z/
Monroe PA-
752 PM EDT Tue Jul 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR NORTHWESTERN MONROE COUNTY...
At 752 PM EDT, a severe thunderstorm was located over Pocono Pines,
or near Mount Pocono, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Mount Pocono, Tobyhanna, Long Pond, Pocono Pines, Pocono Raceway,
Gouldsboro State Park, Mountainhome, Canadensis, Paradise Valley and
Cresco.
This includes the following highways...
Interstate 80 in Pennsylvania between mile markers 289 and 300.
Interstate 380 in Pennsylvania between mile markers 0 and 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
&&
LAT...LON 4105 7556 4123 7550 4119 7521 4100 7541
TIME...MOT...LOC 2352Z 285DEG 32KT 4113 7544
HAIL...<.75IN
WIND...60MPH
$$
MPS501
WWUS51 KPHI 280004
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
804 PM EDT Tue Jul 27 2021
PAC089-280014-
/O.CAN.KPHI.SV.W.0227.000000T0000Z-210728T0015Z/
Monroe PA-
804 PM EDT Tue Jul 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MONROE COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 4105 7556 4123 7550 4119 7521 4100 7541
TIME...MOT...LOC 0002Z 294DEG 29KT 4109 7532
$$
MPSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 24 min |
| Jul 27, 7:07 PM EDT | Special Weather Statement | PHI | Northampton | 23 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2021Every severe thunderstorm warning in 2021
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.