Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 16, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 22, 1997, 4:00 PM EDT for Plymouth County, Massachusetts. It was in force for 60 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
- Jun 22, 1997, 4:00 PM EDT (20:00 UTC)
- Expired
- Jun 22, 1997, 5:00 PM EDT
- In force
- 60 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
County Plymouth County, MA
The radar
The Boston radar (KBOX), 33 km from the middle of the area, began a volume at 20:03 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 22, 5:00 PM EDT | Thunderstorm Wind 50 | Duxbury, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 22, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 8.0 hours before the alert went out and 73 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
- 44 J/kg
- Mixed-layer CIN
- -202 J/kg
- Mixed-layer LCL
- 897 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
893 WUUS1 KBOS 221959 RRA SVRBOS MAC023-222100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA 400 PM EDT SUN JUN 22 1997 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST MASSACHUSETTS ...PLYMOUTH COUNTY AND THE ADJACENT COASTAL WATERS. AT 358 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS MOVING EAST AT 30 MPH INTO PLYMOUTH COUNTY. 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 DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. LJC/DCY
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, Jun 22, 10:30 AM EDT, 5 hours 30 minutes before
MAZ002>024-MAZ501>504-RIZALL-RIZ501>502-CTZ002>004-NHZ011>012- 230000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 1030 AM EDT SUN JUN 22 1997 ...THUNDERSTORMS WITH DAMAGING WINDS ARE POSSIBLE THIS AFTERNOON AND EVENING... HAZY...HOT AND HUMID WEATHER WILL SET THE STAGE FOR THUNDERSTORMS ACROSS MASSACHUSETTS...RHODE ISLAND...NORTH CENTRAL AND NORTHEAST CONNECTICUT AND SOUTHERN NEW HAMPSHIRE THIS AFTERNOON AND EVENING. ANY THUNDERSTORMS WILL BE CAPABLE OF BECOMING SEVERE...PRODUCING DAMAGING WINDS OF 58 MPH OR GREATER. LOCALLY TORRENTIAL DOWNPOURS ARE POSSIBLE ALONG WITH SOME HAIL...BUT THE PRIMARY THREAT WILL BE FROM DAMAGING WINDS. THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS FAR WESTERN SECTIONS DURING THE EARLY AFTERNOON...SPREADING EAST ACROSS THE REMAINDER OF THE AREA DURING THE MID AFTERNOON AND EVENING. PEOPLE PLANNING OUTDOOR ACTIVITIES SHOULD KEEP AN EYE TO THE SKY AS THE AFTERNOON PROGRESSES...AND REALIZE THAT PLANS MAY NEED TO BE CUT SHORT SHOULD THUNDERSTORMS MOVE IN. MARINE INTERESTS SHOULD BE READY TO HEAD BACK TO SAFE HARBOR SHOULD THUNDERSTORMS APPROACH. STAY TUNED TO NOAA WEATHER RADIO OR YOU FAVORITE RADIO OR TELEVISION STATION FOR THE LATEST FORECASTS AND POSSIBLE SEVERE THUNDERSTORM WATCHES THIS AFTERNOON. CZEPYHA
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 5:14 PM EDT | Severe Thunderstorm Warning | BOX | Bristol | 61 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.