Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 406, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Oct 31, 2019, 11:24 PM EDT for 4 counties in New Jersey. It was in force for 66 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
- Oct 31, 2019, 11:24 PM EDT (03:24 UTC)
- Expired
- Nov 1, 2019, 12:30 AM EDT
- In force
- 66 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Hunterdon County, NJ, Mercer County, NJ, Morris County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 89 km from the middle of the area, began a volume at 03:27 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 31, 11:52 PM EDT | TSTM WND DMG | 1 Sse Sergeantsville, NJ | *** 1 INJ *** LARGE TREE FELL ONTO A HOUSE. ONE SERIOUS INJURY REPORTED. |
| Oct 31, 11:52 PM EDT | TSTM WND DMG | Stockton, NJ | DOWNED POWER LINES ON STATE HIGHWAY 29 SOUTH OF FERRY STREET. ALL LANES CLOSED. |
| Oct 31, 11:54 PM EDT | TSTM WND DMG | 1 Se Stockton, NJ | DOWNED TREE ON STATE HIGHWAY 29 SOUTH OF BROOKVILLE HOLLOW ROAD. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:00 AM EDT | TSTM WND DMG | 1 N Flanders, NJ | DOWNED TREE ON U.S. HIGHWAY 206 NORTH OF FLANDERS NETCONG ROAD. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:05 AM EDT | TSTM WND DMG | 1 Ese Succasunna, NJ | DOWNED TREE ON STATE HIGHWAY 10 EASTBOUND NEAR COUNTY ROAD 617. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:05 AM EDT | TSTM WND DMG | 2 N Gladstone, NJ | REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:14 AM EDT | TSTM WND DMG | 1 Ene Hillsborough Twp, NJ | EMERGENCY MANAGEMENT REPORTS NUMEROUS TREES UPROOTED THROUGHOUT HILLSBOROUGH TWP. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:15 AM EDT | TSTM WND DMG | 1 W Manville, NJ | DOWNED TREE AND WIRES ON U.S. HIGHWAY 206 SOUTHBOUND SOUTH OF DUKES PARKWAY WEST. LANE RESTRICTIONS IN PLACE. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:15 AM EDT | TSTM WND DMG | 1 Wsw Bernards Twp, NJ | DOWNED TREE ON INTERSTATE 287 NORTHBOUND NORTH OF EXIT 26. LANE CLOSURES IN PLACE. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:15 AM EDT | TSTM WND DMG | Rockaway, NJ | REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF. |
| Nov 1, 12:18 AM EDT | TSTM WND DMG | 1 Ene Bernardsville, NJ | DOWNED TREE ON U.S. HIGHWAY 202 NORTH OF FINNEY AVENUE. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:23 AM EDT | TSTM WND DMG | 1 Ne Morristown, NJ | REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF. TIME ESTIMATED FROM RADAR. |
| Nov 1, 12:28 AM EDT | TSTM WND DMG | 1 E Madison, NJ | DOWNED TREE ON STATE HIGHWAY 24 WEST OF EXIT 7. LANE RESTRICTIONS IN PLACE. TIME ESTIMATED FROM RADAR. |
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 31, 7:56 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 3.4 hours before the alert went out and 147 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
- 486 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 491 m²/s²
- 0-3 km storm-relative helicity
- 510 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
619
WUUS51 KPHI 010324
SVRPHI
NJC019-021-027-035-010430-
/O.NEW.KPHI.SV.W.0406.191101T0324Z-191101T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
1124 PM EDT Thu Oct 31 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Morris County in northern New Jersey...
Hunterdon County in northwestern New Jersey...
Northwestern Mercer County in central New Jersey...
Somerset County in northern New Jersey...
* Until 1230 AM EDT.
* At 1123 PM EDT, severe thunderstorms were located along a line
extending from near Hope to Fricks, moving northeast at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Trenton, New Brunswick, Morristown, Somerville, Somerset,
Bridgewater, Ewing, Dover, Madison, Hopatcong, Middlesex,
Princeton, Florham Park, East Hanover, Lincoln Park, Bound Brook,
Manville, Kinnelon, Hackettstown and Chatham.
This includes the following highways...
Interstate 287 in New Jersey between mile markers 10 and 54.
Interstate 295 in New Jersey between mile markers 68 and 75.
Interstate 78 in New Jersey between mile markers 8 and 43.
Interstate 80 in New Jersey between mile markers 25 and 47.
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. These storms may cause serious injury and significant
property damage.
This severe thunderstorm may contain little or no lightning. Do not
wait until you hear thunder before taking cover.
&&
LAT...LON 4091 7433 4075 7436 4067 7446 4066 7440
4063 7442 4057 7453 4049 7446 4021 7477
4040 7497 4042 7506 4054 7507 4059 7519
4073 7495 4091 7476 4092 7465 4108 7450
4104 7450 4105 7445 4100 7429 4090 7427
TIME...MOT...LOC 0323Z 226DEG 55KT 4093 7492 4031 7527
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
IovinoThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 31, 10:43 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 77 min |
| Oct 31, 11:14 PM EDT | Flash Flood Warning | PHI | Warren | 4 hr |
| Oct 31, 11:15 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 60 min |
| Oct 31, 11:31 PM EDT | Special Marine Warning | PHI | 89 min | |
| Oct 31, 11:54 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Cumberland, Gloucester, Mercer, Middlesex and 2 more | 66 min |
| Oct 31, 11:54 PM EDT | Tornado Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 36 min |
| Nov 1, 12:07 AM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean | 83 min |
| Nov 1, 12:24 AM EDT | Special Marine Warning | PHI | 96 min | |
| Nov 1, 12:31 AM EDT | Special Marine Warning | PHI | 89 min | |
| Nov 1, 3:06 AM EDT | Areal Flood Warning | PHI | Warren | 4 hr |
| Nov 1, 3:31 AM EDT | Freeze Watch | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Hunterdon and 4 more | 6 hr |
| Nov 1, 9:12 AM EDT | Freeze Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 8 more | 25 hr |
| Nov 1, 9:13 AM EDT | Small Craft Advisory | PHI | 9 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 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.