Alert archive / Connecticut / Tornado Warnings in 1998

Tornado Warning 8, NWS New York, NY

June 30, 1998Lower Connecticut River Valley Planning Region, Connecticut

NWS New York, NY issued this tornado warning at Jun 30, 1998, 8:04 PM EDT for Lower Connecticut River Valley Planning Region, Connecticut. It was in force for 46 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
Jun 30, 1998, 8:04 PM EDT (00:04 UTC)
Expired
Jun 30, 1998, 8:50 PM EDT
In force
46 min
Issued by
NWS New York, NY
Area
Whole counties

County Lower Connecticut River Valley Planning Region, CT

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.1 hours before the alert went out and 72 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 1998-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1403 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 1998-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 199 square meters per square second.1939587897117Sfc1 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
1403 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
827 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
199 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
1.6
Supercell composite
7.5

Open this sounding in Storm Lab

The text

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

762 
WFUS1 KNYC 010007
TORNYC
ANZ330-CTC007-010050-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
804 PM EDT TUE JUN 30 1998

THE NATIONAL WEATHER SERVICE IN NEW YORK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN AND CENTRAL MIDDLESEX COUNTY INCLUDING ADJACENT COASTAL
  WATERS IN SOUTH CENTRAL CONNECTICUT

* UNTIL 850 PM EDT

* AT 759 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A TORNADO IN THE VICINITY OF KILLINGWORTH MOVING EAST AT 35 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO ARE...
  KILLINGWORTH AT 759 PM EDT
  HADDAM AT 805 PM EDT
  EAST HADDAM AT 809 PM EDT
  DEEP RIVER AT 810 PM EDT
  ESSEX AT 812 PM EDT

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

TONGUE

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 30, 2:40 PM EDT, 5 hours 24 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
240 PM EDT TUE JUN 30 1998

NATIONAL WEATHER SERVICE METEOROLOGISTS CONFIRMED AN F0 TORNADO THAT
TOUCHED DOWN IN LAKE RONKONKOMA AND SELDEN IN CENTRAL SUFFOLK COUNTY
LONG ISLAND.

AN F0 TORNADO IS DEFINED AS CAUSING LIGHT DAMAGE WITH WIND SPEEDS
BETWEEN 40 AND 72 MILES PER HOUR.

THE OBSERVATIONS ALONG THE PATH WERE MOSTLY FUNNEL CLOUD AND
STRAIGHT LINE WIND DAMAGE WITH TWO TORNADO TOUCHDOWNS. THE FIRST
TOUCHDOWN WAS IN LAKE RONKONKOMA ALONG LAKE SHORE DRIVE. THE TORNADO
THEN LIFTED AND FUNNEL CLOUDS WERE OBSERVED BEFORE ANTHER TOUCHDOWN
ON THE SUFFOLK COUNTY COMMUNITY COLLEGE IN SELDEN.

NUMEROUS TREES WERE UPROOTED ON THE CAMPUS FALLING ON CARS AND
ACROSS WIRES. MORE TREE DAMAGE...SOME JUST TREE TOP...WAS IDENTIFIED
ALONG MIDDLE COUNTRY ROAD AND MOONEY POND ROAD IN AND NEAR SELDEN.

HAIL UP TO ONE INCH IN DIAMETER WAS REPORTED WITH THESE STORMS. HAIL
WAS ALSO REPORTED TO HtAVE BEEN WRAPPING AROUND THE FUNNEL CLOUD.
THERE WERE ALSO NUMEROUS REPORTS OF STRAIGHT LINE WIND DAMAGE THAT
TOPPLED TREES IN THIS GENERAL AREA.

RILEY
Local storm report, Jun 30, 2:40 PM EDT, 5 hours 24 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
240 PM EDT TUE JUN 30 1998

NATIONAL WEATHER SERVICE METEOROLOGISTS CONFIRMED AN F0 TORNADO THAT
TOUCHED DOWN IN LAKE RONKONKOMA AND SELDEN IN CENTRAL SUFFOLK COUNTY
LONG ISLAND.

AN F0 TORNADO IS DEFINED AS CAUSING LIGHT DAMAGE WITH WIND SPEEDS
BETWEEN 40 AND 72 MILES PER HOUR.

THE OBSERVATIONS ALONG THE PATH WERE MOSTLY FUNNEL CLOUD AND
STRAIGHT LINE WIND DAMAGE WITH TWO TORNADO TOUCHDOWNS. THE FIRST
TOUCHDOWN WAS IN LAKE RONKONKOMA ALONG LAKE SHORE DRIVE. THE TORNADO
THEN LIFTED AND FUNNEL CLOUDS WERE OBSERVED BEFORE ANTHER TOUCHDOWN
ON THE SUFFOLK COUNTY COMMUNITY COLLEGE IN SELDEN.

NUMEROUS TREES WERE UPROOTED ON THE CAMPUS FALLING ON CARS AND
ACROSS WIRES. MORE TREE DAMAGE...SOME JUST TREE TOP...WAS IDENTIFIED
ALONG MIDDLE COUNTRY ROAD AND MOONEY POND ROAD IN AND NEAR SELDEN.

HAIL UP TO ONE INCH IN DIAMETER WAS REPORTED WITH THESE STORMS. HAIL
WAS ALSO REPORTED TO HtAVE BEEN WRAPPING AROUND THE FUNNEL CLOUD.
THERE WERE ALSO NUMEROUS REPORTS OF STRAIGHT LINE WIND DAMAGE THAT
TOPPLED TREES IN THIS GENERAL AREA.

RILEY
Special weather statement, Jun 30, 4:15 PM EDT, 3 hours 49 minutes before
NYZ0067>081-NJ002>006-011-CT005>012-010300-

SEVERE WEATHER OUTLOOK AND WEATHER MAP DISCUSSION FOR
EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY AND
SOUTHERN CONNECTICUT
NATIONAL WEATHER SERVICE NEW YORK NY
415 PM EDT TUE JUN 30 1998

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR THE TRI-STATE AREA
   UNTIL 10 PM...

STRONG THUNDERSTORMS LOCATED IN PENNSYLVANIA LATE THIS AFTERNOON
WILL MOVE INTO THE TRI-STATE AREA THIS EVENING. THESE THUNDERSTORMS
MAY PRODUCE STRONG GUSTY WINDS...HEAVY RAIN AND HAIL AS THEY MOVE
FROM WEST TO EAST ACROSS THE REGION.

THE STORMS WILL EXIT TO OUR EAST AFTER MIDNIGHT.

WEDNESDAY WILL BE BREEZY AND LESS HUMID WITH JUST A CHANCE OF AN
AFTERNOON SHOWER.

EKH
Special weather statement, Jun 30, 4:15 PM EDT, 3 hours 49 minutes before
NYZ0067>081-NJ002>006-011-CT005>012-010300-

SEVERE WEATHER OUTLOOK AND WEATHER MAP DISCUSSION FOR
EXTREME SOUTHEASTERN NEW YORK...NORTHEASTERN NEW JERSEY AND
SOUTHERN CONNECTICUT
NATIONAL WEATHER SERVICE NEW YORK NY
415 PM EDT TUE JUN 30 1998

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR THE TRI-STATE AREA
   UNTIL 10 PM...

STRONG THUNDERSTORMS LOCATED IN PENNSYLVANIA LATE THIS AFTERNOON
WILL MOVE INTO THE TRI-STATE AREA THIS EVENING. THESE THUNDERSTORMS
MAY PRODUCE STRONG GUSTY WINDS...HEAVY RAIN AND HAIL AS THEY MOVE
FROM WEST TO EAST ACROSS THE REGION.

THE STORMS WILL EXIT TO OUR EAST AFTER MIDNIGHT.

WEDNESDAY WILL BE BREEZY AND LESS HUMID WITH JUST A CHANCE OF AN
AFTERNOON SHOWER.

EKH
Local storm report, Jun 30, 5:45 PM EDT, 2 hours 19 minutes before
LOCAL STORM REPORT...CORRECTIONS TO TIMES AND SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
545 PM EDT TUE JUN 30 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0800 AM    WYANDANCH                 NY   WIND DAMAGE.
06/30/98   SUFFOLK                        TREES DOWN. ALSO IN DEER
                                          PARK AND WHEATLY HEIGHTS.
                                          TIME ESTIMATED BY RADAR.

0810 AM    HAUPPAUGE                 NY   .75 INCH HAIL
06/30/98   SUFFOLK                        FUNNEL CLOUDS ALSO
                                          REPORTED. TIME ESTIMATED
                                          BY RADAR.

0815 AM    LAKE RONKONKOMA           NY   TORNADO
06/30/98   SUFFOLK                        INDICATION OF F0 TORNADO
                                          ALONG LAKE SHORE DRIVE. TIME
                                          ESTIMATE AT 0815-0830 AM
                                          BY RADAR.

0815 AM    SELDEN                    NY   TORNADO
06/30/98   SUFFOLK                        .75 INCH HAIL
                                          SECOND TOUCHDOWN OF F0
                                          TORNADO AT AND IN VICINITY
                                          OF SUFFOLK COMMUNITY
                                          COLLEGE. TIME ESTIMATED AT
                                          0815-0830 AM BY RADAR.

0830 AM    MT SINAI                  NY   1 INCH HAIL
06/30/98   SUFFOLK

0830 AM    CORAM                     NY   WIND DAMAGE
06/30/98   SUFFOLK                        TREES/WIRES DOWN. TIME
                                          ESTIMATED BY RADAR.

1205 PM    GOSHEN                    NY   WIND DAMAGE
06/30/98   ORANGE                         LARGE TREES DOWN. FUNNEL
                                          CLOUD SIGHTED BETWEEN
                                          GOSHEN AND CHESTER.

JST/DJR
Local storm report, Jun 30, 5:45 PM EDT, 2 hours 19 minutes before
LOCAL STORM REPORT...CORRECTIONS TO TIMES AND SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
545 PM EDT TUE JUN 30 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0800 AM    WYANDANCH                 NY   WIND DAMAGE.
06/30/98   SUFFOLK                        TREES DOWN. ALSO IN DEER
                                          PARK AND WHEATLY HEIGHTS.
                                          TIME ESTIMATED BY RADAR.

0810 AM    HAUPPAUGE                 NY   .75 INCH HAIL
06/30/98   SUFFOLK                        FUNNEL CLOUDS ALSO
                                          REPORTED. TIME ESTIMATED
                                          BY RADAR.

0815 AM    LAKE RONKONKOMA           NY   TORNADO
06/30/98   SUFFOLK                        INDICATION OF F0 TORNADO
                                          ALONG LAKE SHORE DRIVE. TIME
                                          ESTIMATE AT 0815-0830 AM
                                          BY RADAR.

0815 AM    SELDEN                    NY   TORNADO
06/30/98   SUFFOLK                        .75 INCH HAIL
                                          SECOND TOUCHDOWN OF F0
                                          TORNADO AT AND IN VICINITY
                                          OF SUFFOLK COMMUNITY
                                          COLLEGE. TIME ESTIMATED AT
                                          0815-0830 AM BY RADAR.

0830 AM    MT SINAI                  NY   1 INCH HAIL
06/30/98   SUFFOLK

0830 AM    CORAM                     NY   WIND DAMAGE
06/30/98   SUFFOLK                        TREES/WIRES DOWN. TIME
                                          ESTIMATED BY RADAR.

1205 PM    GOSHEN                    NY   WIND DAMAGE
06/30/98   ORANGE                         LARGE TREES DOWN. FUNNEL
                                          CLOUD SIGHTED BETWEEN
                                          GOSHEN AND CHESTER.

JST/DJR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 8:10 PM EDTTornado WarningOKXSoutheastern Connecticut Planning Region45 min
Jun 30, 8:10 PM EDTTornado WarningOKXSoutheastern Connecticut Planning Region80 min
Jun 30, 8:24 PM EDTTornado WarningOKXNaugatuck Valley Planning Region46 min
Jun 30, 8:55 PM EDTTornado WarningOKXSoutheastern Connecticut Planning Region35 min
Jun 30, 8:56 PM EDTFlash Flood WarningOKXNaugatuck Valley Planning Region12 hr

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.