Alert archive / Pennsylvania / Tornado Warnings in 2018
Tornado Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Nov 2, 2018, 10:32 PM EDT for Berks County, Chester County, Montgomery County, Pennsylvania. It was in force for 28 min. 13 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
- Nov 2, 2018, 10:32 PM EDT (02:32 UTC)
- Expired
- Nov 2, 2018, 11:00 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Berks County, PA, Chester County, PA, Montgomery County, PA
The radar
The Philadelphia radar (KDIX), 116 km from the middle of the area, began a volume at 02:35 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 |
|---|---|---|---|
| Nov 2, 10:33 PM EDT | TSTM WND DMG | 1 Se Union Twp, PA | DOWNED TREE AT INTERSECTION OF PARK ROAD AND CHESTNUT STREET. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:33 PM EDT | TSTM WND DMG | 3 W West Pottsgrove Twp, PA | A FEW TREES DOWN NEAR BENJAMIN FRANKLIN HIGHWAY IN DOUGLASSVILLE. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:37 PM EDT | TSTM WND DMG | 1 Nne West Pottsgrove T, PA | DOWNED TREE IN WIRES NEAR INTERSECTION OF MANATAWNY STREET AND SELL ROAD. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:39 PM EDT | TSTM WND DMG | 1 Ene Pottstown, PA | SEVERAL LARGE TREES DOWN AT BROOKSIDE COUNTRY CLUB. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:39 PM EDT | TSTM WND DMG | 1 E Pottstown, PA | PHOTOS SHOWING TWO HARDWOOD TREES DOWN IN A RESIDENTIAL AREA. |
| Nov 2, 10:39 PM EDT | TSTM WND DMG | Pottstown, PA | LARGE TREE DOWN BLOCKING THE ROADWAY NEAR N WARREN ST AND VIRGINIA AVE. |
| Nov 2, 10:39 PM EDT | TSTM WND DMG | Pottstown, PA | A ROOF WAS TORN OFF AT THE YORKSHIRE APARTMENTS IN POTTSTOWN. |
| Nov 2, 10:42 PM EDT | TSTM WND DMG | 1 Ese Lower Pottsgrove, PA | DOWNED TREE SEVERELY DAMAGED A HOME ON WOODMERE ROAD. |
| Nov 2, 10:42 PM EDT | TSTM WND DMG | 1 S Lower Pottsgrove Tw, PA | DOWNED TREES ON CARS ON WELSH DRIVE. PORCH ROOF BLEW OFF A HOME ON NORTH PLEASANTVIEW ROAD. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:42 PM EDT | TSTM WND DMG | 1 S Lower Pottsgrove Tw, PA | DOWNED TREES ON CARS ON WELSH DRIVE. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:44 PM EDT | TSTM WND DMG | 1 Se Lower Pottsgrove T, PA | DONWED TREE IN WIRES ON SANATOGA ROAD BETWEEN CROWNVIEW ROAD AND SNELL ROAD. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. |
| Nov 2, 10:45 PM EDT | HAIL 1 | 2 W Pottstown, PA | |
| Nov 2, 10:46 PM EDT | TSTM WND GST 54 | Pottstown Limerick Airp, PA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 2.5 hours before the alert went out and 199 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
- 34 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 557 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 381 m²/s²
- 0-3 km storm-relative helicity
- 603 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
574
WFUS51 KPHI 030232
TORPHI
PAC011-029-091-030300-
/O.NEW.KPHI.TO.W.0007.181103T0232Z-181103T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
1032 PM EDT FRI NOV 2 2018
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Southeastern Berks County in eastern Pennsylvania...
Northwestern Montgomery County in southeastern Pennsylvania...
Northeastern Chester County in southeastern Pennsylvania...
* Until 1100 PM EDT.
* At 1031 PM EDT, a severe thunderstorm capable of producing a
tornado was located over Elverson, or 14 miles southeast of
Reading, moving northeast at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Pughtown and Chester Springs around 1050 PM EDT.
Cedarville around 1055 PM EDT.
Pottstown, Phoenixville, Royersford and Trappe around 1100 PM EDT.
Other locations impacted by this tornadic thunderstorm include Amity
Gardens, Spring City, Stowe, Boyertown, Sanatoga, Pottsgrove,
Kenilworth, South Pottstown, Halfway House and Audubon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4038 7555 4013 7542 4004 7581 4014 7587
4014 7588 4015 7588 4021 7591
TIME...MOT...LOC 0231Z 247DEG 17KT 4016 7578
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
SFJ1 follow-up statement
730
WWUS51 KPHI 030239
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
1039 PM EDT FRI NOV 2 2018
PAC011-029-091-030300-
/O.CON.KPHI.TO.W.0007.000000T0000Z-181103T0300Z/
Berks PA-Montgomery PA-Chester PA-
1039 PM EDT FRI NOV 2 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT FOR
SOUTHEASTERN BERKS...NORTHWESTERN MONTGOMERY AND NORTHEASTERN CHESTER
COUNTIES...
At 1038 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Pughtown, or 14 miles southeast of Reading, moving
northeast at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Pughtown, Cedarville and Chester Springs around 1050 PM EDT.
Pottstown, Phoenixville, Royersford and Trappe around 1100 PM EDT.
Other locations impacted by this tornadic thunderstorm include Amity
Gardens, Spring City, Stowe, Boyertown, Sanatoga, Pottsgrove,
Kenilworth, South Pottstown, Halfway House and Audubon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4038 7555 4013 7542 4006 7571 4025 7582
TIME...MOT...LOC 0238Z 247DEG 17KT 4017 7574
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 2, 8:22 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh, Northampton | 4 hr |
| Nov 2, 9:28 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 4 hr |
| Nov 2, 9:48 PM EDT | Special Weather Statement | PHI | Berks, Chester | 27 min |
| Nov 2, 10:09 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery | 51 min |
| Nov 2, 10:36 PM EDT | Special Weather Statement | PHI | Northampton | 24 min |
| Nov 2, 10:45 PM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 13 hr |
| Nov 2, 10:47 PM EDT | Tornado Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 43 min |
| Nov 2, 10:53 PM EDT | Flash Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 4 hr |
| Nov 2, 10:53 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 1 more | 67 min |
| Nov 2, 11:23 PM EDT | Tornado Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 24 min |
| Nov 2, 11:25 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Nov 2, 11:49 PM EDT | Tornado Warning | PHI | Bucks | 26 min |
| Nov 2, 11:53 PM EDT | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Nov 2, 11:53 PM EDT | Special Weather Statement | PHI | Delaware, Philadelphia | 37 min |
| Nov 3, 12:20 AM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Nov 3, 1:03 AM EDT | River Flood Warning | PHI | Lehigh | 5 hr |
| Nov 3, 1:29 AM EDT | Areal Flood Advisory | PHI | Monroe, Northampton | 4 hr |
| Nov 3, 1:41 AM EDT | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Nov 3, 2:03 AM EDT | River Flood Warning | PHI | Chester | 6 hr |
| Nov 3, 2:34 AM EDT | Areal Flood Warning | PHI | Bucks, Northampton | 15 hr |
| Nov 3, 2:40 AM EDT | River Flood Warning | PHI | Montgomery | 10 hr |
| Nov 3, 2:40 AM EDT | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 15 hr |
| Nov 3, 3:21 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Nov 3, 5:00 AM EDT | River Flood Warning | PHI | Chester, Delaware | 6 hr |
| Nov 3, 7:01 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 5 hr |
| Nov 3, 11:44 AM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 8 hr |
| Nov 3, 5:19 PM EDT | Areal Flood Warning | PHI | Northampton | 22 hr |
Nearby
Tornado Warnings in Pennsylvania, 2018Every tornado warning in 2018Tornadoes 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.