Alert archive / Connecticut / Tornado Warnings in 2004

Tornado Warning 1, NWS New York, NY

May 23, 2004Lower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region, Connecticut

NWS New York, NY issued this tornado warning at May 23, 2004, 9:18 PM EDT for Lower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region, Connecticut. It was in force for 57 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 23, 2004, 9:18 PM EDT (01:18 UTC)
Expired
May 23, 2004, 10:15 PM EDT
In force
57 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Lower Connecticut River Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT

The radar

The Brookhaven radar (KOKX), 83 km from the middle of the area, began a volume at 01:21 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 00:00Z, 1.3 hours before the alert went out and 83 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 00:00Z on 2004-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1141 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2004-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 132 square meters per square second.193958Sfc1 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
1141 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1125 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
132 m²/s²
0-3 km storm-relative helicity
164 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.9

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KOKX 240118
TOROKX
CTC007-011-240215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE UPTON NY
917 PM EDT SUN MAY 23 2004

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* TORNADO WARNING FOR...
  MIDDLESEX COUNTY IN SOUTHERN CONNECTICUT
  THIS INCLUDES THE CITIES OF...OLD SAYBROOK...MIDDLETOWN...EAST
  HAMPTON...DURHAM...CLINTON...CHESTER
  NORTHWESTERN NEW LONDON COUNTY IN SOUTHERN CONNECTICUT
  THIS INCLUDES THE CITIES OF...SALEM...COLCHESTER

* UNTIL 1015 PM EDT

* AT 916 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  TORNADO NEAR CROMWELL...OR ABOUT 4 MILES SOUTH OF GLASTONBURY      
  CENTER...MOVING EAST SOUTHEAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  EAST HAMPTON AROUND 925 PM
  COLCHESTER AROUND 940 PM
  LEBANON AND 7 MILES NORTH OF SALEM AROUND 945 PM

SOME OTHER LOCATIONS IN THE WARNING INCLUDE EAST HADDAM...
KILLINGWORTH...MIDDLEFIELD...PONSET...PORTLAND AND WESTBROOK

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

$$

LAT...LON 4168 7219 4149 7223 4142 7240 4130 7233
          4127 7240 4129 7252 4136 7260 4144 7260
          4144 7271 4160 7273 4164 7251 4157 7242
          4171 7223

EKSTER

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 9:03 PM EDTSevere Thunderstorm WarningOKXLower Connecticut River Valley Planning Region57 min
May 24, 6:45 PM EDTSevere Thunderstorm WarningOKXGreater Bridgeport Planning Region45 min

Nearby

Tornado Warnings in Connecticut, 2004Every tornado warning in 2004Tornadoes in 2004

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.