Alert archive / Connecticut / Tornado Warnings in 1998

Tornado Warning 14, NWS New York, NY

September 7, 1998Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this tornado warning at Sep 7, 1998, 2:45 PM EDT for Greater Bridgeport Planning Region, Connecticut. It was in force for 35 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
Sep 7, 1998, 2:45 PM EDT (18:45 UTC)
Expired
Sep 7, 1998, 3:20 PM EDT
In force
35 min
Issued by
NWS New York, NY
Area
Whole counties

County Greater Bridgeport Planning Region, CT

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 6.8 hours before the alert went out and 52 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 1998-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 242 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 1998-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
242 J/kg
Mixed-layer CIN
-232 J/kg
Mixed-layer LCL
1668 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KNYC 071846 RRA
TORNYC
ANZ335-CTC001-071920-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
245 PM EDT MON SEP 7 1998

THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN FAIRFIELD COUNTY INCLUDING ADJACENT COASTAL WATERS IN
  SOUTHWESTERN CONNECTICUT

* UNTIL 320 PM EDT

* AT 243 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO IN THE VICINITY OF STAMFORD MOVING EAST AT 50 MPH.

* WILL BE NEAR NORWALK BY 250 PM

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

DJR/JST

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 2:35 PM EDTSevere Thunderstorm WarningOKXGreater Bridgeport Planning Region65 min
Sep 7, 2:59 PM EDTSevere Thunderstorm WarningOKXNaugatuck Valley Planning Region66 min
Sep 7, 4:16 PM EDTSevere Thunderstorm WarningOKXSoutheastern Connecticut Planning Region44 min

Nearby

Tornado Warnings in Connecticut, 1998Every tornado warning in 1998Tornadoes in 1998

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.