Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 22, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 28, 1989, 1:05 AM EDT for Barnstable County, Massachusetts. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Jul 28, 1989, 1:05 AM EDT (05:05 UTC)
- Expired
- Jul 28, 1989, 2:00 AM EDT
- In force
- 55 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Barnstable County, MA
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
Chatham, MA (KCHH), launched 00:00Z, 5.1 hours before the alert went out and 25 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
- 68 J/kg
- Mixed-layer CIN
- -203 J/kg
- Mixed-layer LCL
- 964 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBOS 280505
SVRBOS
MAC001-019-280600-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE BOSTON MA
105 AM EDT FRI JUL 28 1989
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 200 AM EDT FOR
PEOPLE IN THE FOLLOWING COUNTIES
IN THE SOUTHEAST PART OF MASSACHUSETTS
BARNSTABLE...DUKES
...THIS WARNING ALSO INCLUDES THE ADJACENT COASTAL WATERS FOR THE
COUNTIES JUST MENTIONED
AT 1 AM EDT A THUNDERSTORM WITH HEAVY RAIN AND VIVID LIGHTNING WAS
MOVING ACROSS BUZZARDS BAY TOWARD BARNSTABLE AND DUKES COUNTIES.
STONG GUSTY WINDS TO 60 MPH ARE POSSIBLE WITH THIS THUNDERSTORM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS 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. HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.
SIMSWhat 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, Jul 27, 7:45 PM EDT, 5 hours 20 minutes before
SPECIAL WEATHER STATEMENT FOR MASSACHUSETTS NATIONAL WEATHER SERVICE BOSTON MA 745 PM EDT THU JUL 27 1989 ...SEVERE THUNDERSTORM WATCH FOR ALL MASSACHUSETTS EXCEPT CAPE COD UNTIL 1 AM EDT TONIGHT... SEVERE THUNDERSTORM WATCH NUMBER 638 HAS BEEN ISSUED FOR ALL OF MASSACHUSETTS...EXCEPT CAPE COD AND THE ISLANDS...EFFECTIVE UNTIL 1 AM EDT. THUNDERSTORMS ARE NOW OCCURRING OVER VERMONT AND EASTERN NEW YORK. SEVERAL SEVERE THUNDERSTORMS HAVE BEEN REPORTED WITHIN THIS AREA...WITH DAMAGING WINDS AND HAIL. THE THUNDERSTORMS ARE MOVING INTO NORTHERN BERKSHIRE COUNTY AND WILL MOVE EASTWARD AT 20 TO 30 MILES AN HOUR ACROSS THE REST OF WESTERN AND CENTRAL MASSACHUSETTS DURING THE NEXT FEW HOURS. THESE THUNDERSTORMS MAY MOVE INTO OR NEW STORMS FORM OVER EASTERN PORTIONS LATER THIS EVENING WITH A SEVERE STORM POSSIBLE. THE SEVERE THUNDERSTORM WATCH MEANS THAT SOME THUNDERSTORMS MAY CONTAIN DAMAGING WINDS OF 60 MILES AN HOUR OR MORE AND LARGE HAIL OF THREE-QUARTERS OF AN INCH IN DIAMETER OR GREATER. PERSONS WITHIN OR NEAR THE WATCH AREA SHOULD KEEP A CLOSE WATCH ON THIS DEVELOPING AND POTENTIALLY DANGEROUS SITUATION...AND BE PREPARED TO TAKE QUICK ACTION IS CASE SEVERE WEATHER IS OBSERVED OR A WARNING FOR THEIR AREA IS ISSUED. THE NEXT STATEMENT ON THIS SITUATION WILL BE ISSUED BY THE NATIONAL WEATHER SERVICE IN BOSTON AROUND 10 PM. DORR
Special weather statement, Jul 27, 8:04 PM EDT, 5 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD, CT 745 PM EDT THU JUL 27 1989 ...SEVERE THUNDERSTORM WATCH FOR ALL OF CONNECTICUT UNTILL 1 AM EDT FRIDAY... SEVERE THUNDERSTORM WATCH NUMBER 638 HAS BEEN ISSUED FOR ALL OF CONNECTICUT EFFECTIVE UNTILL 1 AM EDT. THUNDERSTORMS ARE NOW OCCURRING OVER EASTERN NEY YORK. SEVERE THUNDERSTORMS HAVE BEEN REPORTED WITHIN THIS AREA...DAMAGING WINDS AND HAIL. THE THUNDERSTORMS AREA MOVING TO THE EAST AT 20 TO 30 MILES AN HOUR AND WILL MOVE INTO WESTERN CONNECTICUT DURING THE NEXT FEW HOURS. PERSONS IN THE WATCH AREA SHOULD KEEP CLOSE WATCH ON THIS DEVELOPING SITUATION AND BE PREPARRED TO TAKE QUICK ACTION IF SEVERE WEATHER IS OBSERVED OR A WARNING ISSUED. DUNHAM
Special weather statement, Jul 27, 9:44 PM EDT, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD, CT 935 PM EDT THU JUL 27 1989 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR ALL OF CONNECTICUT AND HAMPDEN COUNTY OF MASSACHUSETTS UNTILL 1 AM EDT FRIDAY... AT 915 PM NATIONAL WEATHER SERVICE RADAR AT BRADLEY INTERNATIONAL AIRPORT INDICATED AN AREA OF SEVERE THUNDERSTORMS EXTENDING FROM KEENE NEW HAMPSHIRE TO 20 MILES EAST OF PITTSFIELD MASSACHUSETTS. THESE STORMS WERE MOVING EAST AT 35 MILES AN HOUR AND WILL PASS TO THE NORTH OF HAMPDEN COUNTY. ANOTHER AREA OF THUNDERSTORMS WAS OVER EASTERN NEW YORK STATE AND WERE MOVING TO THE EAST AT 35 MILES AN HOUR. THESE STORMS WILL MOVE INTO WESTERN CONNECTICUT DURING THE NEXT COUPLE OF HOURS8. PERSONS IN OR NEAR THE WATCH AREA SHOULD KEEP CLOSE WATCH ON THIS DEVELOPING SITUATION AND BE PREPARRED TO TAKE QUICK ACTION IF SEVERE WEATHER IS OBSERVED OR A WARNING ISSUED. DUNHAM
Special weather statement, Jul 27, 10:56 PM EDT, 2 hours 9 minutes before
SPECIAL WEATHER STATEMENT FOR MASSACHUSETTS NATIONAL WEATHER SERVICE BOSTON MA 1045 PM EDT THU JUL 27 1989 ...SEVERE THUNDERSTORM WATCH FOR ALL MASSACHUSETTS EXCEPT CAPE COD UNTIL 1 AM EDT TONIGHT... A LINE OF THUNDERSTORMS EXTENDS FROM SOUTHERN NEW HAMPSHIRE INTO CENTRAL AND SOUTHWESTERN MASSACHUSETTS AND IS MOVING EAST AROUND 25 MILES AN HOUR. VIVID INTENSE LIGHTNING...STRONG WINDS AND HEAVY RAIN CAN BE EXPECTED WITH THIS LINE AS IT MOVES EAST INTO THE MERRIMACK VALLEY AND WORCESTER AREAS BY 1130 PM. IT IS POSSIBLE THAT ONE OR TWO OF THESE STORMS COULD CONTAIN DAMAGING WINDS AND LARGE HAIL. BECAUSE OF THIS POTENTIAL...IT IS IMPERATIVE THAT ALL PERSONS IN THE AFFECTED AREA REMAIN ALERET AND BE READY TO TAKE QUICK ACTION IN CASE A WARNING IS ISSUED OR THE WEATHER BECOMES THREATENING. DORR
Special weather statement, Jul 27, 11:55 PM EDT, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD, CT 1145 PM EDT THU JUL 27 1989 ...SEVERE THUNDERSTORM WATCH CONTINUES FOR ALL OF CONNECTICUT AND HAMPDEN COUNTY OF MASSACHUSETTS UNTILL 1 AM EDT FRIDAY... AT 1140 PM EDT NATIONAL WEATHER SERVICE RADAR AT BRADLEY INTERNATIONAL AIRPORT INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM NEWBURYPORT MASSACHUSETTS THROUGH SPRINGFIELD MA TO 20 MILES NORTH OF TORRINGTON CONNECTICUT. THESE STORMS ARE MOVING TO THE EAST AT 30 MILES AN HOUR. THE STRONGEST STORMS WERE OVER NORTHEASTERN MASSACHUSETTS...HOWEVER THE POTENTIAL STILL EXISTS FOR SEVERE WEATHER FOR ALL OF HAMPDEN COUNTY MASSACHUSETTS AND ALL OF CONNECTICUT. PERSONS IN OR NEAR TkHE WATCH AREA SHOULD KEEP CLOSE WATCH ON THIS DEVELOPING SITUATION AND BE PREPARRED TO TAKE QUICK ACTION IF SEVERE WEATHER IS OBSERVED OR A WARNING IS ISSUED. DUNHAM
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 9:30 PM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampshire | 90 min |
| Jul 27, 10:40 PM EDT | Severe Thunderstorm Warning | BOX | Hampden | 65 min |
| Jul 28, 12:35 AM EDT | Severe Thunderstorm Warning | BOX | Bristol, Plymouth | 55 min |
| Jul 28, 1:05 AM EDT | Severe Thunderstorm Warning | BOX | Nantucket | 55 min |
| Jul 28, 2:05 PM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampshire | 70 min |
| Jul 28, 2:48 PM EDT | Severe Thunderstorm Warning | BOX | Hampden | 57 min |
| Jul 28, 3:00 PM EDT | Severe Thunderstorm Warning | BOX | Worcester | 60 min |
| Jul 28, 3:15 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex | 60 min |
| Jul 28, 3:57 PM EDT | Severe Thunderstorm Warning | BOX | Norfolk | 63 min |
| Jul 28, 4:08 PM EDT | Severe Thunderstorm Warning | BOX | Plymouth | 52 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 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.