Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 18, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Oct 19, 1990, 12:44 AM EDT for Dukes County, Massachusetts. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Oct 19, 1990, 12:44 AM EDT (04:44 UTC)
- Expired
- Oct 19, 1990, 1:45 AM EDT
- In force
- 61 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Dukes 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, 4.7 hours before the alert went out and 68 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
- 1118 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 172 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Oct 18, 8:08 PM EDT, 4 hours 36 minutes before
CTZALL-MAZ005-190300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD CT 806 PM EDT THU OCT 18 1990 A HIGH WIND WARNING HAS BEEN ISSUED FOR CONNECTICUT AS WELL AS ALL OF SOUTHERN NEW ENGLAND. GUSTY SOUTH WINDS BETWEEN 25 AND 40 MILES AN HOUR IN NEW ENGLAND THIS EVENING WILL INCREASE TO BETWWEN 40 AND 50 MILE AN HOUR. IN THE CONNECTICUT RIVER VALLEY AND THE HIGHEST TERRIAN OF THE NORTHWEST HILLS SHOULD EXPERIENCE AN HOUR OR 2 OF GUSTY WINDS BETWEEN 55 AND 60 MILE AN HOUR. A COMPLEX OF THUNDERSTORMS RACING NORTHEAST FROM EASTERN PENNSYLVANIA AND MARYLAND WILL MOVE INTO WESTERN CONNECTICUT BETWEEN 8 AND 10 PM. THE POTENTIAL FOR DAMAGING SOUTHWEST WINDS WILL BE STRONGEST NEAR ANY THUNDERSTORMS THAT MAY OCCUR EARLY TONIGHT. . THESE STRONG WINDS COULD EASILY PRESENT PROBLEMS TO TRAVELERS. THE HIGHER PROFILE VEHICLES SUCH AS CAMPERS AND ESPECIALLY TRACTOR-TRAILERS WILL NEED TO EXCERCISE THE GREATEST CAUTION. THE WINDS SHOULD ALSO BE STRONG ENOUGH TO DOWN SMALL TREE LIMBS OR BRANCHES CAUSING SOME POWER OUTAGES. WINDS WILL DIMINISH RAPIDLY AFTER A WIND SHIFT TO THE WEST BEGINNING AROUND MIDNIGHT. WBK
Special weather statement, Oct 18, 9:10 PM EDT, 3 hours 34 minutes before
MAZALL-190200- SPECIAL WEATHER STATEMENT FOR MASSACHUSETTS NATIONAL WEATHER SERVICE BOSTON MA 850 PM EDT THU OCT 18 1990 A HIGH WIND WARNING CONTINUES IN EFFECT FOR ALL OF SOUTHERN NEW ENGLAND EARLY TONIGHT. WINDS BETWEEN 50 AND 60 MPH HAVE OCCURRED THIS EVENING FROM EASTERN NEW YORK STATE THROUGH PARTS OF EASTERN PENNSYLVANIA. SOME TREE DAMAGE AND POWER LINE DAMAGE HAS BEEN REPORTED IN SECTIONS OF SOUTHEASTERN NEW YORK. IN ADDITION BRIEF VERY HEAVY RAINS HAVE ALSO BEEN REPORTED WITH UP TO AN INCH FALLING IN LESS THAN AN HOUR. THIS HAS RESULTED IN SOME LOCALIZED URBAN FLOODING IN SOME LOCATIONS. GUSTY SOUTH WINDS BETWEEN 25 AND 40 MPH IN NEW ENGLAND WILL INCREASE TO BETWEEN 40 AND 50 MPH JUST IN ADVANCE OF THE LINE OF SHOWERS AND THUNDERSTORMS THAT MOVED THROUGH BERKSHIRE COUNTY BETWEEN 840 AND 900 PM. A FEW GUSTS IN EXCESS OF 50 MPH COULD BE EXPERIENCED AND SOME TREE DAMAGE AND EVEN POWER LINE DAMAGE COULD RESULT. THE STRONG WINDS AND HEAVY RAINS SHOULD MOVE THROUGH THE CONNECTICUT VALLEY BY 10 PM THEN TROUGH CENTRAL MASSACHUSETTS BETWEEN 10 AND 11 PM THEN ACROSS EASTERN SECTIONS OF THE STATE BETWEEN 11 PM AND MIDNIGHT AND BE OFF THE COAST BY 1 AM. CAUTION IS ADVIISED FOR ALL PEOPLE TRAVELING IN HIGH PROFILE VEHICLES OR WALKING ABOUT TONIGHT. WINDS WILL DIMINISH RAPIDLY AFTER A WIND SHIFT TO WEST BEGINNING IN WESTERN MASSACHUSETTS SHORTLY AND IN EASTERN MASSACHUSETTS AFTER MIDNIGHT. WYLLIE
Special weather statement, Oct 18, 10:22 PM EDT, 2 hours 22 minutes before
RIZALL-190400- SPECIAL WEATHER STATEMENT FOR RHODE ISLAND NATIONAL WEATHER SERVICE PROVIDENCE RI 1020 PM EDT THU OCT 18 1990 ...THUNDERSTORMS ARE HEADING FOR RHODE ISLAND... ...A HIGH WIND WARNING CONTINUES FOR ALL OF RHODE ISLAND... AT 1000 PM...WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS...SOME SEVERE...ACROSS CENTRAL MASSACHUSETTS AND CONNECTICUT. THESE STORMS HAVE BEEN ACCOMPANIED BY VERY STRONG DAMAGING WINDS. THUNDERSTORMS WHICH MOVED THROUGH HARTFORD PRODUCED A WIND GUST TO 72 MPH. THESE STORMS WERE MOVING EAST AT 45 MPH...AND THUNDERSTORMS WITH DAMAGING WINDS MAY BEGIN TO AFFECT WESTERN RHODE ISLAND BY 1100 PM. IF SEVERE THUNDERSTORMS BECOME IMMINENT FOR THE OCEAN STATE OR ACTUALLY OCCUR... WARNINGS WILL BE ISSUED. RESIDENTS OF RHODE ISLAND SHOULD STAY ALERT FOR POSSIBLE DAMAGING WINDS IN ANY THUNDERSTORMS. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS OR POSSIBLE WARNINGS. A HIGH WIND WARNING CONTINUES FOR ALL OF RHODE ISLAND FOR WIND GUSTS BETWEEN 40 AND 50 MPH IN ADVANCE OF A COLD FRONT MOVING ACROSS WESTERN NEW ENGLAND. CADIMA
Special weather statement, Oct 18, 11:19 PM EDT, 1 hour 25 minutes before
MAZ004-190415- SPECIAL WEATHER STATEMENT FOR CENTRAL MASSACHUSETTS NATIONAL WEATHER SERVICE WORCESTER MA 1115 PM EDT THU OCT 18 1990] THE SEVERE THUNDERSTORM WARNING FOR WORCESTER COUNTY EXPIRED AT 1045 PM. WIND GUSTS TO 59 MPH OCCURRED AT THE WORCESTER AIRPORT ALONG WITH HEAVY RAIN. ALTHOUGH THE THREAT OF SEVERE THUNDERSTORMS HAS ENDED..THUNDERSTORMS WITH HEAVY RAIN WERE STILL RUMBLING AROUND IN CENTRAL MASSACHUSETTS ...CAUSING FLOODED ROADS AND DIFFICULT DRIVING CONDITIONS. MOTORISTS ARE ADVISED TO USE CAUTION AND NOT ATTEMPT TO DRIVE THROUGH FLOODED ROADS...THE WATER MAY BE DEEPER THAN YOU THINK. CONDITIONS SHOULD GRADUALLY IMPROVE FROM WEST TO EAST DURING THE FEW HOURS. KEHIR
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 9:05 PM EDT | Severe Thunderstorm Warning | BOX | Franklin, Hampshire | 55 min |
| Oct 18, 9:45 PM EDT | Severe Thunderstorm Warning | BOX | Worcester | 60 min |
| Oct 18, 10:41 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex, Norfolk | 64 min |
| Oct 18, 11:43 PM EDT | Severe Thunderstorm Warning | BOX | Essex, Suffolk | 62 min |
| Oct 18, 11:43 PM EDT | Severe Thunderstorm Warning | BOX | Norfolk | 62 min |
| Oct 19, 12:44 AM EDT | Severe Thunderstorm Warning | BOX | Bristol, Plymouth | 61 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 1990Every severe thunderstorm warning in 1990
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.