Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 103, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Oct 2, 2018, 6:18 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 42 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
- Oct 2, 2018, 6:18 PM EDT (22:18 UTC)
- Expired
- Oct 2, 2018, 7:00 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 128 km from the middle of the area, began a volume at 22:22 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 |
|---|---|---|---|
| Oct 2, 6:30 PM EDT | TSTM WND DMG | 1 E Kidder Twp, PA | A COUPLE OF TREES REPORTED DOWN IN KIDDER TOWNSHIP. TIME ESTIMATED FROM RADAR. |
| Oct 2, 6:37 PM EDT | TORNADO | 1 S Lake Harmony, PA | TORNADO CAUSED TREE DAMAGE ALONG AN UNBROKEN PATH FROM THE BIG BOULDER SKI AREA ALONG A COMMUNICATIONS TOWER ACCESS ROAD NEAR BIG BOULDER LAKE. NUMEROUS TREES WERE UPROOTED AND SNAPPED. ESTIMATED MAXIMUM WIND SPEED WAS 100 TO 110 MPH. TIME ESTIMATED FROM RADAR |
| Oct 2, 7:01 PM EDT | TORNADO | 2 Nnw Mcmichael, PA | THE PATH OF THIS TORNADO STARTED WITH TREE DAMAGE ALONG JACKSON ROAD. MANY TREES WERE UPROOTED AND SOME WERE SNAPPED. ADDITIONAL TREE DAMAGE WAS OBSERVED ALONG SPORTSMANS TRAIL AND SKYHAWK TRAIL. THE DAMAGE PATH CONTINUED THROUGH A CORN FIELD NEAR THE INTERSEC |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 2, 2:55 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 10.3 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.
- Mixed-layer CAPE
- 54 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 563 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
345
WUUS51 KPHI 022218
SVRPHI
PAC025-089-022300-
/O.NEW.KPHI.SV.W.0103.181002T2218Z-181002T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
618 PM EDT TUE OCT 2 2018
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 700 PM EDT.
* At 617 PM EDT, a severe thunderstorm was located over White Haven,
or 13 miles southeast of Wilkes-Barre, moving east at 20 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, Reeders, Henryville, Pocono Pines, Pocono
Raceway, Lake Harmony, McMichael, Tannersville, Mountainhome,
Canadensis, Scotrun, Blakeslee, Long Pond, Albrightsville, Paradise
Valley, Gouldsboro State Park, Sun Valley, Arrowhead Lake and
Stoddartsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 1100 PM EDT for northeastern
Pennsylvania.
LAT...LON 4099 7521 4098 7584 4101 7573 4103 7574
4105 7577 4109 7577 4113 7569 4112 7565
4120 7557 4124 7534 4125 7527 4124 7526
TIME...MOT...LOC 2217Z 263DEG 16KT 4107 7576
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
jjm1 follow-up statement
836
WWUS51 KPHI 022237
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
637 PM EDT TUE OCT 2 2018
PAC025-089-022300-
/O.CON.KPHI.SV.W.0103.000000T0000Z-181002T2300Z/
Carbon PA-Monroe PA-
637 PM EDT TUE OCT 2 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHEASTERN CARBON AND NORTHWESTERN MONROE COUNTIES...
At 636 PM EDT, a severe thunderstorm was located over Lake Harmony,
or 14 miles west of Mount Pocono, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Mount Pocono, Tobyhanna, Reeders, Henryville, Pocono Pines, Pocono
Raceway, Lake Harmony, Tannersville, Mountainhome, Scotrun,
Blakeslee, Long Pond, Albrightsville, Paradise Valley, Cresco,
Bartonsville and Arlington Heights.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.
&&
A tornado watch remains in effect until 1100 PM EDT for northeastern
Pennsylvania.
LAT...LON 4099 7521 4101 7573 4103 7574 4105 7577
4109 7577 4113 7569 4112 7565 4116 7555
4121 7534 4122 7526
TIME...MOT...LOC 2236Z 273DEG 23KT 4105 7561
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
jjmThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 2, 5:52 PM EDT | Special Weather Statement | PHI | Carbon | 53 min |
| Oct 2, 6:28 PM EDT | Tornado Warning | PHI | Carbon, Monroe | 32 min |
| Oct 2, 6:58 PM EDT | Tornado Warning | PHI | Monroe, Northampton | 47 min |
| Oct 2, 7:44 PM EDT | Special Weather Statement | PHI | Monroe | 61 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2018Every severe thunderstorm warning in 2018
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.