Alert archive / Rhode Island / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 18, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at May 31, 1998, 8:48 AM EDT for Washington County, Rhode Island. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 31, 1998, 8:48 AM EDT (12:48 UTC)
- Expired
- May 31, 1998, 9:35 AM EDT
- In force
- 47 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Washington County, RI
The radar
The Boston radar (KBOX), 74 km from the middle of the area, began a volume at 12:48 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 0.8 hours before the alert went out and 120 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
- 1003 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 166 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBOS 311248 RRA SVRBOS RIC009-311335- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA 848 AM EDT SUN MAY 31 1998 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN WASHINGTON COUNTY IN SOUTHWESTERN RHODE ISLAND * UNTIL 935 AM EDT * AT 844 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR HOPKINTON... MOVING EAST TO NORTHEAST AT 20 MPH. * TOWNS IN/NEAR THE PATH OF THIS STORM INCLUDE... HOPKINTON AT 853 AM...THEN THE RICHMOND AND EXETER AREA AT ABOUT 910 AM THIS STORM IS CAPABLE OF DUMPING LARGE HAIL...POSSIBLY OVER 1 INCH IN DIAMETER. THIS THUNDERSTORM IS CAPABLE OF PRODUCING BOTH DAMAGING WINDS AND HAIL LARGE ENOUGH TO CAUSE SERIOUS INJURY AND SMASHED WINDOWS. JL/DRAG
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, May 31, 6:33 AM EDT, 2 hours 15 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011-012-ANZ230>-237-250-255--010200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 633 AM EDT SUN MAY 31 1998 ...DAMAGING WIND OR LARGE HAIL IS LIKELY FOR A FEW LOCATIONS IN SOUTHERN NEW ENGLAND THIS AFTERNOON AND EVENING... THIS IS A POTENTIALLY DANGEROUS SITUATION AND THIS STATEMENT MAY BE UPDATED JUST BEFORE NOON...ESPECIALLY IF THE THREAT FOR TORNADOES IS GREATER. A SQUALL LINE IN THE EASTERN GREAT LAKES AT 6 AM WAS MOVING EAST AT 70 MPH. IF THIS LINE OF THUNDERSTORMS HOLDS TOGETHER AND MAINTAINS ITS CURRENT SPEED...IT WILL BARREL THROUGH SOUTHERN NEW ENGLAND BETWEEN 2 AND 5 PM. THERE ALREADY HAVE BEEN MANY REPORTS OF WINDS OVER 70 MPH IN THE GREAT LAKES STATES. THE MOST LIKELY AREA WHERE POCKETS OF DAMAGING WIND AND POSSIBLY A TORNADO COULD OCCUR IS FROM THE CONNECTICUT RIVER VALLEY OF NORTH CENTRAL CONNECTICUT NORTH THROUGH WESTERN AND CENTRAL MASSACHUSETTS INTO THE FAR SOUTHWEST NEW HAMPSHIRE COUNTIES OF CHESHIRE AND HILLSBOROUGH. LIGHTNING WILL CAUSE MANY POWER OUTAGES. COOLER AIR ON INCREASING SOUTHERLY WINDS OFF THE OCEAN IS EXPECTED TO REDUCE SOME OF THE POTENTIALLY DAMAGING WIND ALONG THE COAST. EVEN SO...MARINERS SHOULD BE ALERT FOR 50 KNOT WIND GUSTS LATE THIS AFTERNOON OR EVENING. IN THE MEANTIME...SCATTERED THUNDERSTORMS WILL OCCUR THIS MORNING IN SOUTHERN NEW ENGLAND BRING BRIEF TORRENTIAL RAINS AND POSSIBLY HAIL IN 1 OR 2 LOCATIONS. IF A TORNADO OR SEVERE THUNDERSTORM WATCH IS ISSUED LATER TODAY... YOU SHOULD REVIEW SAFE SHELTER PLANS IN CASE THREATENING WEATHER OR WARNINGS ARE ISSUED FOR YOUR AREA. DRAG
Special weather statement, May 31, 6:33 AM EDT, 2 hours 15 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011-012-ANZ230>-237-250-255--010200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 633 AM EDT SUN MAY 31 1998 ...DAMAGING WIND OR LARGE HAIL IS LIKELY FOR A FEW LOCATIONS IN SOUTHERN NEW ENGLAND THIS AFTERNOON AND EVENING... THIS IS A POTENTIALLY DANGEROUS SITUATION AND THIS STATEMENT MAY BE UPDATED JUST BEFORE NOON...ESPECIALLY IF THE THREAT FOR TORNADOES IS GREATER. A SQUALL LINE IN THE EASTERN GREAT LAKES AT 6 AM WAS MOVING EAST AT 70 MPH. IF THIS LINE OF THUNDERSTORMS HOLDS TOGETHER AND MAINTAINS ITS CURRENT SPEED...IT WILL BARREL THROUGH SOUTHERN NEW ENGLAND BETWEEN 2 AND 5 PM. THERE ALREADY HAVE BEEN MANY REPORTS OF WINDS OVER 70 MPH IN THE GREAT LAKES STATES. THE MOST LIKELY AREA WHERE POCKETS OF DAMAGING WIND AND POSSIBLY A TORNADO COULD OCCUR IS FROM THE CONNECTICUT RIVER VALLEY OF NORTH CENTRAL CONNECTICUT NORTH THROUGH WESTERN AND CENTRAL MASSACHUSETTS INTO THE FAR SOUTHWEST NEW HAMPSHIRE COUNTIES OF CHESHIRE AND HILLSBOROUGH. LIGHTNING WILL CAUSE MANY POWER OUTAGES. COOLER AIR ON INCREASING SOUTHERLY WINDS OFF THE OCEAN IS EXPECTED TO REDUCE SOME OF THE POTENTIALLY DAMAGING WIND ALONG THE COAST. EVEN SO...MARINERS SHOULD BE ALERT FOR 50 KNOT WIND GUSTS LATE THIS AFTERNOON OR EVENING. IN THE MEANTIME...SCATTERED THUNDERSTORMS WILL OCCUR THIS MORNING IN SOUTHERN NEW ENGLAND BRING BRIEF TORRENTIAL RAINS AND POSSIBLY HAIL IN 1 OR 2 LOCATIONS. IF A TORNADO OR SEVERE THUNDERSTORM WATCH IS ISSUED LATER TODAY... YOU SHOULD REVIEW SAFE SHELTER PLANS IN CASE THREATENING WEATHER OR WARNINGS ARE ISSUED FOR YOUR AREA. DRAG
Special weather statement, May 31, 6:42 AM EDT, 2 hours 6 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011-012-ANZ230>-237-250-255--010200- SPECIAL WEATHER STATEMENT..MINOR CORRECTION NEXT TO LAST PGH.. NATIONAL WEATHER SERVICE TAUNTON MA 642 AM EDT SUN MAY 31 1998 ...DAMAGING WIND OR LARGE HAIL IS LIKELY FOR A FEW LOCATIONS IN SOUTHERN NEW ENGLAND THIS AFTERNOON AND EVENING... THIS IS A POTENTIALLY DANGEROUS SITUATION AND THIS STATEMENT MAY BE UPDATED JUST BEFORE NOON...ESPECIALLY IF THE THREAT FOR TORNADOES IS GREATER. A SQUALL LINE IN THE EASTERN GREAT LAKES AT 6 AM WAS MOVING EAST AT 70 MPH. IF THIS LINE OF THUNDERSTORMS HOLDS TOGETHER AND MAINTAINS ITS CURRENT SPEED...IT WILL BARREL THROUGH SOUTHERN NEW ENGLAND BETWEEN 2 AND 5 PM. THERE ALREADY HAVE BEEN MANY REPORTS OF WINDS OVER 70 MPH IN THE GREAT LAKES STATES. THE MOST LIKELY AREA WHERE POCKETS OF DAMAGING WIND AND POSSIBLY A TORNADO COULD OCCUR IS FROM THE CONNECTICUT RIVER VALLEY OF NORTH CENTRAL CONNECTICUT NORTH THROUGH WESTERN AND CENTRAL MASSACHUSETTS INTO THE FAR SOUTHWEST NEW HAMPSHIRE COUNTIES OF CHESHIRE AND HILLSBOROUGH. LIGHTNING WILL CAUSE MANY POWER OUTAGES. COOLER AIR ON INCREASING SOUTHERLY WINDS OFF THE OCEAN IS EXPECTED TO REDUCE SOME OF THE POTENTIALLY DAMAGING WIND ALONG THE COAST. EVEN SO...MARINERS SHOULD BE ALERT FOR 50 KNOT WIND GUSTS LATE THIS AFTERNOON OR EVENING. IN THE MEANTIME...SCATTERED THUNDERSTORMS WILL OCCUR THIS MORNING IN SOUTHERN NEW ENGLAND BRINGING BRIEF TORRENTIAL RAINS AND POSSIBLY HAIL TO 1 OR 2 LOCATIONS. IF A TORNADO OR SEVERE THUNDERSTORM WATCH IS ISSUED LATER TODAY... YOU SHOULD REVIEW SAFE SHELTER PLANS IN CASE THREATENING WEATHER OR WARNINGS ARE ISSUED FOR YOUR AREA. DRAG
Special weather statement, May 31, 6:42 AM EDT, 2 hours 6 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011-012-ANZ230>-237-250-255--010200- SPECIAL WEATHER STATEMENT..MINOR CORRECTION NEXT TO LAST PGH.. NATIONAL WEATHER SERVICE TAUNTON MA 642 AM EDT SUN MAY 31 1998 ...DAMAGING WIND OR LARGE HAIL IS LIKELY FOR A FEW LOCATIONS IN SOUTHERN NEW ENGLAND THIS AFTERNOON AND EVENING... THIS IS A POTENTIALLY DANGEROUS SITUATION AND THIS STATEMENT MAY BE UPDATED JUST BEFORE NOON...ESPECIALLY IF THE THREAT FOR TORNADOES IS GREATER. A SQUALL LINE IN THE EASTERN GREAT LAKES AT 6 AM WAS MOVING EAST AT 70 MPH. IF THIS LINE OF THUNDERSTORMS HOLDS TOGETHER AND MAINTAINS ITS CURRENT SPEED...IT WILL BARREL THROUGH SOUTHERN NEW ENGLAND BETWEEN 2 AND 5 PM. THERE ALREADY HAVE BEEN MANY REPORTS OF WINDS OVER 70 MPH IN THE GREAT LAKES STATES. THE MOST LIKELY AREA WHERE POCKETS OF DAMAGING WIND AND POSSIBLY A TORNADO COULD OCCUR IS FROM THE CONNECTICUT RIVER VALLEY OF NORTH CENTRAL CONNECTICUT NORTH THROUGH WESTERN AND CENTRAL MASSACHUSETTS INTO THE FAR SOUTHWEST NEW HAMPSHIRE COUNTIES OF CHESHIRE AND HILLSBOROUGH. LIGHTNING WILL CAUSE MANY POWER OUTAGES. COOLER AIR ON INCREASING SOUTHERLY WINDS OFF THE OCEAN IS EXPECTED TO REDUCE SOME OF THE POTENTIALLY DAMAGING WIND ALONG THE COAST. EVEN SO...MARINERS SHOULD BE ALERT FOR 50 KNOT WIND GUSTS LATE THIS AFTERNOON OR EVENING. IN THE MEANTIME...SCATTERED THUNDERSTORMS WILL OCCUR THIS MORNING IN SOUTHERN NEW ENGLAND BRINGING BRIEF TORRENTIAL RAINS AND POSSIBLY HAIL TO 1 OR 2 LOCATIONS. IF A TORNADO OR SEVERE THUNDERSTORM WATCH IS ISSUED LATER TODAY... YOU SHOULD REVIEW SAFE SHELTER PLANS IN CASE THREATENING WEATHER OR WARNINGS ARE ISSUED FOR YOUR AREA. DRAG
Nearby
Severe Thunderstorm Warnings in Rhode Island, 1998Every severe thunderstorm warning in 1998
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; radar from the NEXRAD Level II archive.