Alert archive / Rhode Island / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 40, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Aug 11, 1992, 5:11 PM EDT for Kent County, Rhode Island. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Aug 11, 1992, 5:11 PM EDT (21:11 UTC)
- Expired
- Aug 11, 1992, 6:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Kent County, RI
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 9.2 hours before the alert went out and 134 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
- 868 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 73 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 KPVD 112111 SVRPVD RIC003-009-112215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE PROVIDENCE RI 511 PM EDT TUE AUG 11 1992 THE NATIONAL WEATHER SERVICE IN PROVIDENCE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 615 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL RHODE ISLAND ...KENT COUNTY AND ADJACENT WATERS OF NARRAGANSETT BAY. IN SOUTH RHODE ISLAND ...WASHINGTON COUNTY AND ADJACENT WATERS OF NARRAGANSETT BAY. AND THE ADJACENT COASTAL WATERS OF THE RHODE ISLAND SOUTH COAST. AT 505 PM RADAR INDICATED A SEVERE THUNDERSTORM IN WEST KENT AND WASHINGTON COUNTIES. TREES HAVE BEEN KNOCKED DOWN IN CONNECTICUT AND HAIL HAS FALLEN. THIS STORM WAS MOVING EAST AT 25 MPH AND WILL AFFECT KENT COUNTY AND NORTH PARTS OF WASHINGTON COUNTY BETWEEN 510 PM AND 6OO PM. 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. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. IF AFLOAT ON NARRAGANSETT BAY...SEEK SAFE HARBOR IMMEDIATELY. DARK ...THREATENING CLOUDS MAY FORETELL A SQUALL OR THUNDERSTORM WITH DEADLY LIGHTNING...STRONG GUSTY WIND AND ROUGH WATERS.
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 11, 3:47 PM EDT, 1 hour 24 minutes before
MAZ001>004-007>009-112200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOSTON MA 346 PM EDT TUE AUG 11 1992 ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF MASSACHUSETTS WITH THE EXCEPTION OF NANTUCKET ISLAND AND THE NORTHWEST CORNER OF THE BAY STATE... SO FAR...SEVERE WEATHER IN THE FORM OF LARGE HAIL HAS BEEN CONFINED TO SOUTHWEST CONNECTICUT. NO SEVERE WEATHER HAS BEEN REPORTED IN MASSACHUSETTS. AT 345 PM...RADAR INDICATED SEVERAL LINES OF SHOWERS AND THUNDERSTORMS ACROSS THE SOUTHEAST THIRD OF MASSACHUSETTS. STRONGEST STORMS WERE LOCATED OVER SOUTHERN NORFOLK COUNTY FROM NEAR SCITUATE TO FOXBORO AND WRENTHAM TO NEAR THE NORTHERN RHODE ISLAND BORDER. A SHORTER LINE OF STORMS WAS MIDWAY BETWEEN WORCESTER AND BOSTON. SHOWERS AND THUNDERSTORMS WERE DRIFTING EAST TO SOUTHEAST. VERY HEAVY RAIN...LIGHTNING STRIKES AND SMALL HAIL MAY OCCUR AS THE STORMS PASS THROUGH THE WEST AND SOUTHERN PARTS OF THE BOSTON METRO AREA AS WELL AS SOUTHEAST MASSACHUSETTS LATE THIS AFTERNOON. BE ALERT FOR THREATENING WEATHER. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE RIPE FOR THE DEVELOPMENT OF THUNDERSTORMS...WITH THE POTENTIAL FOR DAMAGING WINDS ANrD HAIL. IF SEVERE WEATHER SHOULD DEVELOP...A SEVERE THUNDERSTORM WARNING WILL BE ISSUED. THE NEXT STATEMENT ON THIS POTENTIALLY DANGEROUS WEATHER SITUATION WILL BE ISSUED BY 445 PM. DRAG
Special weather statement, Aug 11, 4:05 PM EDT, 1 hour 6 minutes before
RIZALL-112200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PROVIDENCE RI 404 PM EDT TUE AUG 11 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR RHODE ISLAND... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF RHODE ISLAND INCLUDING NARRAGANSETT BAY AND THE ADJACENT COASTAL WATERS UNTIL 900 PM TONIGHT. AT 403 PM WEATHER SERVICE RADAR INDICATED A DEVELOPING LINE OF THUNDERSTORMS FROM JUST SOUTH OF BOSTON TO NEAR NEW HAVEN CONNECTICUT. THE STRONGEST STORM WAS LOCATED NEAR DANIELSON CONNECTICUT. ANOTHER STRONG STORM WAS FORMING NEAR FOSTER RHODE ISLAND. THESE STORMS HAVE PRODUCED HAIL IN CONNECTICUT AND WERE MOVING EAST AT 20 MPH. THESE THUNDERSTORMS WILL MOVE ACROSS PROVIDENCE COUNTY BETWEEN 400 PM AND 500 PM. IF THREATENING WEATHER APPROACHES....TAKE COVER AND REPORT ANY SEVERE WEATHER OCCURENCES TO YOUR LOCAL POLICE. SISSON
Special weather statement, Aug 11, 4:35 PM EDT, 36 minutes before
MAZALL-CTZALL-112200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOSTON MA 435 PM EDT TUE AUG 11 1992 ...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR MOST OF MASSACHUSETTS NORTH OF A QUINCY...FRANKLIN LINE AS WELL AS PARTS OF NORTHWEST CONNECTICUT... THE FOLLOWING COUNTIES ARE NO LONGER IN THE WATCH....ESSEX... MIDDLESEX...SUFFOLK... ALL BUT THE EXTREME SOUTH PART OF NORFOLK COUNTY AS WELL AS WORCESTER...FRANKLIN...HAMPSHIRE...BERKSHIRE AND HAMPDEN COUNTIES AS WELL AS LITCHFIELD AND HARTFORD COUNTIES OF NORTHWEST CONNECTICUT. THE WATCH REMAINED IN EFFECT FOR BRISTOL...PLYMOUTH...BARNSTABLE... EXTREME SOUTHERN NORFOLK COUNTY AND DUKES COUNTIES OF SOUTHEAST MASSACHUSETTS...AS WELL AS ALL OF RHODE ISLAND AND THE REMAINDER OF SOUTHEAST CONNECTICUT. A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING FOR EASTERN PLYMOUTH COUNTY EXPIRED AT 430 PM. STRONGEST THUNDERSTORMS AT 433 PM WERE OVER SOUTHEAST CONNECTICUT AS WELL A A PORTION OF NORTHERN RHODE ISLAND AND EXTREME SOUTHEAST NORFOLK COUNTY MASSACHUSETTS NEAR RANDOLPH INTO NORTHERN PLYMOUTH COUNTY. THE NEXT STATEMENT ON THIS SITUATION WILL BE ISSUED AROUND 455 PM. DRAG
Special weather statement, Aug 11, 4:53 PM EDT, 18 minutes before
MAZ002-003-007-009-112200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOSTON MA 453 PM EDT TUE AUG 11 1992 ...A SEVERE THUNDERSTORM REMAINED IN EFFECT UNTIL 9 PM EDT FOR A PORTION OF SOUTHEAST MASSACHUSETTS INCLUDING BRISTOL...PLYMOUTH...BARNSTABLE AND DUKES COUNTIES AS WELL AS ALL OF RHODE ISLAND AND SOUTHEAST CONNECTICUT... SURFACE REPORTS AND RADAR NEAR 445 PM SHOWED THE STRONGEST STORMS IN MASSACHUSETTS SOUTH OF QUINCY NEAR WEYMOUTH...BRAINTREE AND HOLBROOK INTO FAR NORTHERN PLYMOUTH COUNTY. STORMS WERE MOVING VERY SLOWLY WITH THE VERY HEAVY RAIN CAUSING PONDING OF WATER ON ROADS JUST TO THE SOUTH OF BOSTON. THERE WERE SEVERAL REPORTS OF LIGHTNING STRIKES ALONG THE NORTH RSHORE EARLIER THIS AFTERNOON WHILE SEVERAL OF BOSTONS SOUTHERN SUBURBS BETWEEN 330 AND 430 PM REPORTED LIGHTNING STRIKES AND SMALL HAIL. THE NEXT STATEMENT ON THIS SITUATION WILL BE ISSUED AROUND 530 PM. DRAG
Special weather statement, Aug 11, 4:56 PM EDT, 15 minutes before
RIZALL-112200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PROVIDENCE RI 455 PM EDT TUE AUG 11 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR RHODE ISLAND... A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF RHODE ISLAND INCLUDING NARRAGANSETT BAY AND THE ADJACENT COASTAL WATERS UNTIL 900 PM TONIGHT. AT 445 PM WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM ENTERING THE WEST GREENWICH...EXETER...COVENTRY AREA. THIS STORM MAY CONTAIN HAIL...HEAVY RAIN AND DAMAGING WINDS. ANOTHER STRONG STORM WAS IN NORTHERN RHODE ISLAND NEAR SMITHFIELD. LIGHTNING FROM THIS STORM MAY HAVE STRUCK ONE PERSON IN FOSTER AND A HOUSE IN NORTH SCITUATE. IT WILL MOVE INTO CUMBERLAND\ BY 515 PM. TAKE COVER INDOORS IF THREATENING WEATHER APPROACHES AND REMEMBER... LIGHTNING IS A KILLER. SISSON
Special weather statement, Aug 11, 4:57 PM EDT, 14 minutes before
MAZ002-003-007-009-112200- SPECIAL WEATHER STATEMENT..CORRECTION LINE 1.. NATIONAL WEATHER SERVICE BOSTON MA 456 PM EDT TUE AUG 11 1992 ...A SEVERE THUNDERSTORM WATCH REMAINED IN EFFECT UNTIL 9 PM EDT FOR A PORTION OF SOUTHEAST MASSACHUSETTS INCLUDING BRISTOL...PLYMOUTH...BARNSTABLE AND DUKES COUNTIES AS WELL AS ALL OF RHODE ISLAND AND SOUTHEAST CONNECTICUT... SURFACE REPORTS AND RADAR NEAR 445 PM SHOWED THE STRONGEST STORMS IN MASSACHUSETTS SOUTH OF QUINCY NEAR WEYMOUTH...BRAINTREE AND HOLBROOK INTO FAR NORTHERN PLYMOUTH COUNTY. STORMS WERE MOVING VERY SLOWLY WITH THE VERY HEAVY RAIN CAUSING PONDING OF WATER ON ROADS JUST TO THE SOUTH OF BOSTON. THERE WERE SEVERAL REPORTS OF LIGH^TNING STRIKES ALONG THE NORTH SHORE EARLIER THIS AFTERNOON WHILE SEVERAL OF BOSTONS SOUTHERN SUBURBS BETWEEN 330 AND 430 PM REPORTED LIGHTNING STRIKES AND SMALL HAIL. ^ THE NEXT STATEMENT ON THIS SITUATION WILL BE ISSUED AROUND 530 PM. DRAG
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 5:11 PM EDT | Severe Thunderstorm Warning | BOX | Washington | 64 min |
Nearby
Severe Thunderstorm Warnings in Rhode Island, 1992Every severe thunderstorm warning in 1992
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.