Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 8, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Oct 18, 1990, 9:05 PM EDT for Franklin County, Hampshire County, Massachusetts. It was in force for 55 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Oct 18, 1990, 9:05 PM EDT (01:05 UTC)
- Expired
- Oct 18, 1990, 10:00 PM EDT
- In force
- 55 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
Counties Franklin County, MA, Hampshire County, MA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 18, 9:25 PM EDT | Thunderstorm Wind 50 | Hampshire, MA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Chatham, MA (KCHH), launched 00:00Z, 1.1 hours before the alert went out and 236 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
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KORH 190104 SVRORH MAC011-015-190200- BULLETIN-IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATTION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WORCESTER MA 905 PM EDT THU OCT 18 1990 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EDT FOR THE FOLLOWING COUNTIES IN MASSACHUSETTS...FRANKLIN AND HAMPSHIRE A LINE OF THUNDERSTORMS HAVE CAUSED DOWNED TREES IN BERKSHIRE COUNTY. THE LINE IS MOVING TOWARD THE EAST AT 40 MPH AND WILL BE PASSING THRU FRANKLIN AND HAMPSHIRE COUNTIES DURING THE NEXT HOUR. IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY. TO REPORT SEVERE WEATHER...ASK YOUR LOCAL POLICE TO RELAY YOUR REPORT TO THE WORCESTER NBATIONAL WEATHER SERVICE OFFICE. KEHIR
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, 5:49 PM EDT, 3 hours 16 minutes before
MAZALL-190200- SPECIAL WEATHER STATEMENT FOR MASSACHUSETTS NATIONAL WEATHER SERVICE BOSTON MA 550 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 OCCURRED BETWEEN 4 AND 5 PM FROM MASSENA NEW YORK TO SCRANTON PENNSYLVANIA TO WASHINGTON DC. GUSTY SOUTH WINDS BETWEEN 25 AND 40 MPH IN NEW ENGAND THIS EVENING WILL INCREASE TO BETWEEN 40 AND 50 MPH. A FEW LOCATIONS ALONG THE COASTAL PLAIN OF EASTERN MASSACHUSETTS...AS WELL IN THE CONNECTICUT RIVER VALLEY...AND THE HIGHEST TERRAIN OF BOTH THE BERKSHIRES AND HIGHER TERRAIN AROUND WORCESTER SHOULD EXPERIENCE AN HOUR OR 2 OF GUSTY WINDS BETWEEN 55 AND 60 MPH. THE MOST FAVORABLE TIME FOR DAMAGING 60 MPH WIND GUSTS IN WESTERN MASSACHUSETTS IS BETWEEN 6 PM AND 9 PM AND IN EASTERN MASSACHUSETTS BETWEEN 8 PM AND MIDNIGHT. A COMPLEX OF THUNDERSTORMS RACING NORTHEAST FROM EASTERN PENNSYLVANIA AND MARYLAND WILL MOVE INTO WESTERN NEW ENGLAND BETWEEN 6 AND 9 PM. THE POTENTIAL FOR DAMAGING SOUTHWEST WINDS WILL BE STRONGEST NEAR ANY THUNDERSTORMS THAT MAY OCCUR EARLY TONIGHT. CAUTION IS ADVISED FOR ALL PEOPLE TRAVELING IN HIGH PROFILE VEHICLES OR WALKING ABOUT EARLY TONIGHT. POWER OUTAGES MAY OCCUR FROM TREE LIMBS BREAKING WIRES AND LOOSE DEBRIS WILL BE ON THE MOVE. WINDS WILL DIMINISH RAPIDLY AFTER A WIND SHIFT TO WEST BEGINNING IN WESTERN MASSACHUSETTS AROUND 9 OR 10 PM AND IN EAjSTERN MASSACHUSETTS AROUND MIDNIGHT. DRAG
Special weather statement, Oct 18, 6:37 PM EDT, 2 hours 28 minutes before
RIZALL-190400 SPECIAL WEATHER STATEMENT FOR RHODE ISLAND NATIONAL WEATHER SERVICE PROVIDENCE RI 635 PM EDT THU OCT 18 1990 ...VERY STRONG WINDS WILL BATTER THE OCEAN STATE LATER TONIGHT... ...A HIGH WIND WARNING CONTINUES FOR ALL OF RHODE ISLAND... STRONG SOUTH WINDS ARE PRECEDING A STRONG COLD FRONT RACING ACROSS CENTRAL NEW YORK AND EASTERN PENNSYLVANIA AT 6 PM. GUSTY WINDS BETWEEN 40 AND 60 MPH HAVE BEEN REPORTED ACROSS PORTIONS OF NEW YORK STATE AND PENNSYLVANIA LATE THIS AFTERNOON. HERE IN THE OCEAN STATE...WINDS HAVE BEEN GUSTING TO 30 MPH. LATER TONIGHT...BETWEEN 9 PM AND MIDNIGHT... WINDS WILL INCREASE TO BETWEEN 40 AND 50 MPH WITH OCCASIONAL HIGHER GUSTS POSSIBLE. THE STRONG WINDS MAY DOWN POWER LINES AND TREE LIMBS RESULTING IN POWER OUTAGES. WINDS WILL SHIFT TO THE WEST AND DIMINSH TO 10 TO 20 MPH AROUND OR JUST AFTER MIDNIGHT AS THE FRONT MOVES ACROSS THE OCEAN STATE. . IF YOU WILL BE TRAVELING ACROSS THE OCEAN STATE LATER TONIGHT...BE ALERT FOR DOWNED POWER LINES AND BRANCHES. LOOSE OBJECTS WHICH ARE KEPT OUTDOORS SHOULD BE SECURED OR BROUGHT INSIDE NOW. CADIMA
Special weather statement, Oct 18, 8:08 PM EDT, 57 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
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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 |
| Oct 19, 12:44 AM EDT | Severe Thunderstorm Warning | BOX | Dukes | 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.