Alert archive / Rhode Island / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 7, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Sep 2, 1990, 11:30 PM EDT for Washington County, Rhode Island. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Sep 2, 1990, 11:30 PM EDT (03:30 UTC)
- Expired
- Sep 3, 1990, 12:38 AM EDT
- In force
- 68 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Washington County, RI
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, 3.5 hours before the alert went out and 141 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
- 1255 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1069 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 0.9
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, Sep 2, 8:55 PM EDT, 2 hours 35 minutes before
RIZALL-030300- SPECIAL WEATHER STATEMENT FOR RHODE ISLAND NATIONAL WEATHER SERVICE PROVIDENCE RI 850 PM EDT SUN SEP 02 1990 ...THE SEVERE THUNDERSTORM WATCH FOR RHODE ISLAND HAS BEEN CANCELLED... THE NATIONAL SEVERE STORMS CENTER HAS CANCELLED THE SEVERE THUNDERSTORM WATCH FOR RHODE ISLAND. HOWEVER...THUNDERSTORMS CONTINUE IN ADVANCE OF A COLD FRONT MOVING THROUGH CONNECTICUT AND MASSACHUSSETTS. THESE STORMS ARE WEAKENING AS THEY MOVE OUR WAY AND SHOULD BECOME SCATTERED RAINSHOWERS WITH POSSIBLY A THUNDERSTORM AS THE FRONT MOVES THROUGH RHODE ISLAND LATER TONIGHT. REMEMBER...ALL LIGHTNING IS DANGEROUS AND CAN KILL. ALTHOUGH THE THREAT OF SEVERE WEATHER HAS ENDED FOR RHODE ISLANZD... NIGHTTIME TRAVELERS SHOULD BE AWARE THAT A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT JUST TO OUR WEST IN CONNECTICUT AND IN WESTERN MASSACHUSETTS. CARBONE
Local storm report, Sep 2, 10:34 PM EDT, 56 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HARTFORD CT
1026 PM EDT SUN SEP 02 1990
750 PM EDT SEP 2 LITCHFIELD COUNTY - NORFOLK 28 WNW BDL - 1/4 INCH HAIL
758 PM EDT SEP 2 LITCHFIELD COUNTY - NORTH CANAAN 38 WNW BDL-
TREES DOWN REPORTED BY STATE POLICE
912 PM EDT SEP 2 HARTFORD COUNTY - EAST WINDSOR 6 NE BDL - TREE LIMBS
AND POWER LINES DOWN.
WHITTIERLocal storm report, Sep 2, 10:40 PM EDT, 50 minutes before
STORM REPORT NATIONAL WEATHER SERVICE WINDSOR LOCKS, CT 1036 PM EDT SUN SEP 02 1990 750 PM EDT SEP 2 LITCHFIELD COUNTY - NORFOLK 27 WNW BDL- 1/4 INCH SIZE HAIL. 758 PM EDT SEP 2 LITCHFIELD COUNTY - NORTH CANAAN 37 WNW BDL- TREES DOWN REPORTED BY STATE POLICE. 912 PM EDT SEP 2 HARTFORD COUNTY - EAST WINDSOR 6 NE BDL- TREE LIMBS AND POWER LINES DOWN. LOCAL POLICE REPORT. SLW
Special weather statement, Sep 2, 10:43 PM EDT, 47 minutes before
MAZALL-030400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOSTON MA 1015 PM EDT SUN SEP 2 1990 THE SEVERE THUNDERSTORM WATCH FOR MASSACHUSETTS HAS EXPIRED. THIS WATCH HAS ALSO EXPIRED IN CONNECTICUT AND NEW YORK STATE. A FEW SHOWERS AND THUNDERSTORMS ARE STILL REPORTED IN EASTERN PORTIONS OF CONNECTICUT. THESE SHOWERS AND THUNDERSTORMS ARE MOVING EAST TO SOUTHEAST AROUND 25 MPH AND WILL LIKELY CROSS OVER RHODE ISLAND IN THE NEXT HOUR OR SO. THEY MAY CONTINUE LONG ENOUGH TO MOVE INTO SOUTH COASTAL MASSACHUSETTS NEAR THE NEW BEDFORD AREA BEFORE 1 AM. HAIL... STRONG WINDS...AND LOCAL DOWNPOURS ARE POSSIBLE IN THESE THUNDERSTORMS. THESE THUNDERSTORMS WERE CAUSED BY A COLD FRONT NOW MOVING ACROSS SOUTHERN NEW ENGLAND. THIS FRONT WILL MOVE OFF THE COAST OVERNIGHT WITH SKIES SLOWLY CLEARING. LABOR DAY WILL HAVE GENERALLY SUNNY SKIES WITH COOLER TEMPERATURES AND LESS HUMIDITY. HIGH TEMPERATURES WILL BE IN THE UPPER 60S TO LOWER 70S. THE REPORTS RECEIVED SO FAR INDICATE THE THUNDERSTORMS IN MASSACHUSETTS THIS EVENING PRODUCED HAIL IN THE DALTON/PITTSFIELD AREA AND SOME POWER OUTAGES IN THE GREAT BARINGTON AREA. TREE DAMAGE WAS CAUSED BY THUNDERSTORMS IN SOUTHERN VERMONT AND EASTERN NEW YORK. JRS
Local storm report, Sep 2, 11:05 PM EDT, 25 minutes before
STORM REPORT NATIONAL WEATHER SERVICE WINDSOR LOCKS, CT 1110 PM EDT SUN SEP 02 1990 750 PM EDT SEP 2 LITCHFIELD COUNTY - NORFOLK 27 WNW BDL - 1/4 INCH SIZE HAIL. 758 PM EDT SEP 2 LITCHFIELD COUNTY - NORTH CANAAN 38 WNW BDL - TREES DOWN REPORTED BY STATE POLICE. 912 PM EDT SEP 2 HARTFORD COUNTY - EAST WINDSOR 6 NE BDL - TREE LIMBS AND POWER LINES DOWN. WHITTIER
Local storm report, Sep 2, 11:18 PM EDT, 12 minutes before
STORM REPORT NATIONAL WEATHER SERVICE WINDSOR LOCKS, CT 1114 PM EDT SUN SEP 02 1990 TIME EVENT 750 PM EDT SEP 2 LITCHFIELD COUNTY - NORFOLK 27 WSW BDL - 1/4 INCH SIZE HAIL 758 PM EDT SEP 2 LITCHFIELD COUNTY - NORTH CANAAN 38 WSW BDL - TREES DOWN REPORTED BY STATE POLICE 912 PM EDT SEP 2 HARTFORD COUNTY - EAST WINDSOR 6 NE BDL - TREE LIMBS AND POWER LINES DOWN...LOCAL POLICE. SLW
Nearby
Severe Thunderstorm Warnings in Rhode Island, 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.