Alert archive / Connecticut / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 32, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Aug 21, 1989, 2:02 PM EDT for Northwest Hills Planning Region, Connecticut. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- Aug 21, 1989, 2:02 PM EDT (18:02 UTC)
- Expired
- Aug 21, 1989, 3:00 PM EDT
- In force
- 58 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Albany, NY (KALB), launched 12:00Z, 6.0 hours before the alert went out and 106 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
- 0 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBDL 211803
SVRBDL
CTC005-211900-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HARTFORD CT
202 PM EDT MON AUG 21 1989
THE NATIONAL WEATHER SERVICE IN HARTFORD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 300 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN CONNECTICUT
...LITCHFIELD
AN INTENSE THUNDERSTORM HAS BEEN DETECTED BY THE NATIONAL WEATHER
SERVICE RADARS IN ALBANY, NY AND WINDSOR LOCKS, CT OVER MILLERTOWN NY
AT 250 PM. INDICATORS SHOW THAT HAIL AND DAMAGING WINDS IN EXCESS OF
50 MPH ARE LIKELY FROM THIS STORM AS IT MOVES EAST-SOUTHEASTWARD AT 35
MPH INTO NORTHERN LITCHFIELD COUNTY.
TAKE COVER IF THIS DANGEROUS STORM IS NEARBY.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAKVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 21, 1:39 PM EDT, 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD CT 137 PM EDT MON AUG 21 1989 THUNDERSTORMS BUILDING AND ROLLING INTO LITCHFIELD COUNTY AT 130 PM EDT...NATIONAL WEATHER SERVICE RADAR AT BRADLEY INDICATED A CLUSTER OF THUNDERSTORMS IN SOUTHERN COLUMBIA COUNTY OF NEW YORK STATE MOVING EAST-SOUTHEAST AT 40 MPH. RESIDENTS IN LITCHFIELD COUNTY..ESPECIALLY IN THE TACONIC..TWIN LAKES.. AND CANAAN AREAS CAN EXPECT TO SEE THSE THUNDERSTORMS MOVE INTO THE AREA WITHIN THE NEXT HOUR. THESE STORMS MAY PRODUCE HEAVY RAINS...STRONG GUSTY WINDS..SMALL HAIL.. AND VIVID LIGHTNING. IF YOU SEE THREATENING WEATHER APPROACH..TAKE SHELTER AND LISTEN TO YOUR RADIO..TV..OR NOAA WEATH ER RADIO FOR FURTHER INFORMATION. WHITTIER
Special weather statement, Aug 21, 1:55 PM EDT, 7 minutes before
SPECIAL WEATHER STATEMENT FOR CONNECTICUT NATIONAL WEATHER SERVICE BOSTON MA 155 PM EDT MON AUG 21 1989 ...A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 700 PM EDT... A FEW SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE THIS AFTERNOON. AT 130 PM EDT...NATIONAL WEATHER SERVICE RADAR AT BRADLEY INDICATED A CLUSTER OF THUNDERSTORMS IN SOUTHERN COLUMBIA COUNTY OF NEW YORK STATE MOVING EAST-SOUTHEAST AT 40 MPH. RESIDENTS IN LITCHFIELD COUNTY..ESPECIALLY IN THE TACONIC..TWIN LAKES.. AND CANAAN AREAS CAN EXPECT TO SEE THSE THUNDERSTORMS MOVE INTO THE AREA WITHIN THE NEXT HOUR. IF YOU SEE THREATENING WEATHER APPROACH..TAKE SHELTER AND LISTEN TO YOUR RADIO..TV..OR NOAA WEA3THER RADIO FOR FURTHER INFORMATION. BTS
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 2:56 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 49 min |
| Aug 21, 4:21 PM EDT | Severe Thunderstorm Warning | BOX | Southeastern Connecticut Planning Region | 54 min |
Nearby
Severe Thunderstorm Warnings in Connecticut, 1989Every severe thunderstorm warning in 1989
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.