Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 35, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 1, 2007, 2:36 PM EDT for Monroe County, Pennsylvania. It was in force for 54 min. 1 report 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
- Jun 1, 2007, 2:36 PM EDT (18:36 UTC)
- Expired
- Jun 1, 2007, 3:30 PM EDT
- In force
- 54 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
County Monroe County, PA
The radar
The Philadelphia radar (KDIX), 138 km from the middle of the area, began a volume at 18:37 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 1, 3:00 PM EDT | TSTM WND DMG | 6 Ne East Stroudsburg, PA | LARGE TREE LIMBS DOWN IN MIDDLE SMITHFIELD TWP ALONG WITH 1/2 INCH HAIL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 6.6 hours before the alert went out and 189 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
- 3 J/kg
- Mixed-layer CIN
- -284 J/kg
- Mixed-layer LCL
- 1831 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 011836 SVRPHI PAC089-011930- /O.NEW.KPHI.SV.W.0035.070601T1836Z-070601T1930Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 236 PM EDT FRI JUN 1 2007 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EAST CENTRAL MONROE COUNTY IN NORTHEAST PENNSYLVANIA... * UNTIL 330 PM EDT * AT 233 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER EAST CENTRAL MONROE COUNTY...OR ABOUT 33 MILES NORTH OF BETHLEHEM...AND MOVING EAST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... THE DELAWARE WATER GAP AT 250 PM EDT THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE WATER IS CROSSING THE ROAD. LAT...LON 4110 7512 4107 7514 4102 7511 4107 7500 $$ TFG
1 follow-up statement
000
WWUS51 KPHI 011902
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
301 PM EDT FRI JUN 1 2007
PAC089-011930-
/O.CON.KPHI.SV.W.0035.000000T0000Z-070601T1930Z/
MONROE PA-
301 PM EDT FRI JUN 1 2007
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EDT
FOR EXTREME EAST CENTRAL MONROE COUNTY...
AT 300 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL TO
QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS
STORM WAS APPROACHING THE DELAWARE WATER GAP AND MOVING EAST AT 10
MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
THE DELAWARE WATER GAP AT 305 PM EDT
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
IF ON OR NEAR THE DELAWARE RIVER GET OUT OF THE WATER AND MOVE
INDOORS OR INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE OUT TO
15 MILES FROM THE PARENT THUNDERSTORM. IF YOU CAN HEAR THUNDER...YOU
ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE TO SAFE SHELTER
NOW. DONT BE CAUGHT ON THE WATER IN A THUNDERSTORM
LAT...LON 4107 7509 4105 7508 4103 7504 4107 7499
4109 7503
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 8:19 PM EDT | Flash Flood Warning | PHI | Berks, Lehigh | 116 min |
| May 31, 8:30 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 45 min |
| May 31, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 40 min |
| May 31, 9:33 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 34 min |
| May 31, 9:50 PM EDT | Flash Flood Warning | PHI | Lehigh | 3 hr |
| May 31, 11:27 PM EDT | Flash Flood Warning | PHI | Lehigh | 93 min |
| Jun 1, 3:37 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 38 min |
| Jun 1, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 82 min |
| Jun 1, 4:24 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 66 min |
| Jun 1, 4:31 PM EDT | Flash Flood Warning | PHI | Monroe | 3 hr |
| Jun 1, 5:33 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 87 min |
| Jun 1, 6:00 PM EDT | Flash Flood Warning | PHI | Berks | 3 hr |
| Jun 1, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 58 min |
| Jun 1, 6:50 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 62 min |
| Jun 1, 7:02 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 88 min |
| Jun 1, 7:03 PM EDT | Flash Flood Warning | PHI | Lehigh | 3 hr |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2007Every severe thunderstorm warning in 2007
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.