Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 81, NWS Philadelphia/Mount Holly

May 29, 2019Carbon County, Monroe County, Northampton County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 29, 2019, 3:29 PM EDT for Carbon County, Monroe County, Northampton County, Pennsylvania. It was in force for 46 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 29, 2019, 3:29 PM EDT (19:29 UTC)
Expired
May 29, 2019, 4:15 PM EDT
In force
46 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
70.0 mph

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

The radar

The Binghamton radar (KBGM), 137 km from the middle of the area, began a volume at 19:29 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.

What was reported inside it

TimeReportWhereRemark
May 29, 3:45 PM EDTHAIL 1.25Albrightsville, PATIME ESTIMATED FROM RADAR.
May 29, 4:03 PM EDTTSTM WND GST 60Effort, PA
May 29, 4:03 PM EDTHAIL 0.88Effort, PA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
May 29, 1:10 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.5 hours before the alert went out and 235 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 2019-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2019-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -157 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
415 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-157 m²/s²
0-3 km storm-relative helicity
-76 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

499 
WUUS51 KPHI 291929
SVRPHI
PAC025-089-095-292015-
/O.NEW.KPHI.SV.W.0081.190529T1929Z-190529T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
329 PM EDT Wed May 29 2019

The National Weather Service in Mount Holly NJ has issued a

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

* Until 415 PM EDT.

* At 328 PM EDT, a severe thunderstorm was located near
  Woodside-Drifton, or 7 miles northeast of Hazleton, moving east at
  35 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Palmerton, Jim Thorpe, Weatherly, Brodheadsville, Kunkletown,
  Gilbert, Pocono Raceway, Lake Harmony, Tannersville, Rossland, Long
  Pond, Albrightsville, Kresgeville, Sun Valley, Jonas, Meckesville,
  Reeders, Danielsville, Beltzville State Park and Saylorsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect until 800 PM EDT for eastern and
northeastern Pennsylvania.

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4105 7524 4074 7536 4092 7596 4098 7582
      4098 7580 4101 7573 4103 7574 4103 7575
      4105 7577 4109 7577
TIME...MOT...LOC 1928Z 287DEG 30KT 4100 7584 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
 
$$

Meola
1 follow-up statement
215 
WWUS51 KPHI 292012
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
412 PM EDT Wed May 29 2019

PAC025-089-095-292020-
/O.EXP.KPHI.SV.W.0081.000000T0000Z-190529T2015Z/
Carbon PA-Monroe PA-Northampton PA-
412 PM EDT Wed May 29 2019

...THE SEVERE THUNDERSTORM WARNING FOR CARBON...SOUTHWESTERN MONROE
AND WEST CENTRAL NORTHAMPTON COUNTIES WILL EXPIRE AT 415 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

A tornado watch remains in effect until 800 PM EDT for eastern and
northeastern Pennsylvania.

Remember, a Severe Thunderstorm Warning still remains in effect for
portions of Carbon, Northampton, and Monroe counties. 

LAT...LON 4105 7524 4074 7536 4092 7596 4098 7582
      4098 7580 4101 7573 4103 7574 4103 7575
      4105 7577 4109 7577
TIME...MOT...LOC 2010Z 287DEG 30KT 4090 7543 

$$

Meola

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 8:23 PM EDTTornado WarningPHIMonroe37 min
May 28, 9:17 PM EDTRiver Flood WarningPHIChester101 min
May 29, 3:18 AM EDTFlash Flood WatchPHIBerks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more18 hr
May 29, 2:19 PM EDTSpecial Weather StatementPHILehigh41 min
May 29, 2:26 PM EDTSpecial Weather StatementPHIMontgomery34 min
May 29, 2:30 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Lehigh, Montgomery, Northampton60 min
May 29, 2:48 PM EDTSpecial Weather StatementPHIMonroe27 min
May 29, 2:59 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe46 min
May 29, 3:10 PM EDTSevere Thunderstorm WarningPHIBucks, Lehigh, Northampton65 min
May 29, 3:17 PM EDTTornado WarningPHIBucks, Lehigh28 min
May 29, 3:29 PM EDTSevere Thunderstorm WarningPHICarbon, Lehigh, Monroe, Northampton46 min
May 29, 3:38 PM EDTTornado WarningPHIBucks37 min
May 29, 3:43 PM EDTFlash Flood WarningPHICarbon, Monroe4 hr
May 29, 3:43 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh62 min
May 29, 3:43 PM EDTSevere Thunderstorm WarningPHIMonroe, Northampton47 min
May 29, 4:04 PM EDTSevere Thunderstorm WarningPHIBucks41 min
May 29, 4:09 PM EDTSevere Thunderstorm WarningPHIMonroe, Northampton51 min
May 29, 4:13 PM EDTSevere Thunderstorm WarningPHIBucks, Lehigh, Northampton47 min
May 29, 4:16 PM EDTSevere Thunderstorm WarningPHICarbon, Lehigh, Monroe, Northampton27 min
May 29, 4:18 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery, Northampton42 min
May 29, 4:27 PM EDTAreal Flood AdvisoryPHIBerks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more51 min
May 29, 4:35 PM EDTSpecial Weather StatementPHIBerks, Carbon, Lehigh, Monroe, Northampton25 min
May 29, 4:42 PM EDTSevere Thunderstorm WarningPHICarbon, Lehigh, Monroe, Northampton48 min
May 29, 4:50 PM EDTSevere Thunderstorm WarningPHIBerks, Carbon, Chester, Lehigh, Montgomery, Northampton40 min
May 29, 4:53 PM EDTSevere Thunderstorm WarningPHIBucks, Montgomery67 min
May 29, 4:55 PM EDTFlash Flood WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery4 hr
May 29, 5:08 PM EDTTornado WarningPHIBucks, Montgomery27 min
May 29, 5:14 PM EDTFlash Flood WarningPHIBerks, Bucks, Carbon, Lehigh, Monroe, Northampton3 hr
May 29, 5:23 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Chester, Lehigh, Monroe, Montgomery and 1 more34 min
May 29, 5:27 PM EDTFlash Flood WarningPHIBucks, Chester, Montgomery, Philadelphia4 hr
May 29, 5:33 PM EDTTornado WarningPHIBucks27 min
May 29, 5:39 PM EDTSevere Thunderstorm WarningPHIBucks66 min
May 29, 5:49 PM EDTSevere Thunderstorm WarningPHIBerks, Chester, Delaware, Montgomery, Philadelphia41 min
May 29, 6:06 PM EDTFlash Flood WarningPHIBucks4 hr
May 29, 6:06 PM EDTSevere Thunderstorm WarningPHIBucks, Montgomery, Philadelphia24 min
May 29, 6:22 PM EDTSevere Thunderstorm WarningPHIChester, Delaware, Montgomery, Philadelphia53 min
May 29, 6:35 PM EDTFlash Flood WarningPHIBerks, Chester, Delaware, Montgomery, Philadelphia3 hr
May 29, 7:12 PM EDTAreal Flood AdvisoryPHIChester3 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019Every severe thunderstorm warning in 2019

Sources

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