Alert archive / New Jersey / Tornado Warnings in 2001

Tornado Warning 1, NWS Philadelphia/Mount Holly

May 27, 2001Monmouth County, New Jersey

NWS Philadelphia/Mount Holly issued this tornado warning at May 27, 2001, 7:57 PM EDT for Monmouth County, New Jersey. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 27, 2001, 7:57 PM EDT (23:57 UTC)
Expired
May 27, 2001, 8:30 PM EDT
In force
33 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Monmouth County, NJ

The radar

The Philadelphia radar (KDIX), 44 km from the middle of the area, began a volume at 23:54 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.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 12.0 hours before the alert went out and 127 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 2001-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 86 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2001-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.1939587897Sfc1 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
86 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
560 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS51 KPHI 272357
TORPHI
NJC023-025-280030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
757 PM EDT SUN MAY 27 2001

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY
  EAST CENTRAL MIDDLESEX COUNTY IN NORTHERN NEW JERSEY

* UNTIL 830 PM EDT.

* AT 748 PM EDT...A TRAINED SPOTTER REPORTED A TORNADO OVER
  MATAWAN...MOVING EAST AT 30 MPH. THIS STORM COULD PRODUCE A TORNADO
  AT ANY TIME.

* AT 757 PM EDT A TRAINED SPOTTER REPORTED A TORNADO OVER MATAWAN...
  OR ABOUT 8 MILES SOUTH OF PERTH AMBOY. RADAR SHOWED THIS TORNADIC
  STORM MOVING EAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  HIGHLANDS AT 810 PM.

FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER
RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE
TELEVISION OUTLET.

$$

LAT...LON 4048 7432 4029 7427 4032 7393 4054 7398
EBERWINE

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 6:29 PM EDTSevere Thunderstorm WarningPHIWarren46 min
May 27, 7:07 PM EDTSevere Thunderstorm WarningPHIMercer, Middlesex23 min

Nearby

Tornado Warnings in New Jersey, 2001Every tornado warning in 2001Tornadoes in 2001

Sources

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