Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 29, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 7, 1994, 1:16 PM EDT for Bristol County, Plymouth County, Massachusetts. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Jul 7, 1994, 1:16 PM EDT (17:16 UTC)
- Expired
- Jul 7, 1994, 2:15 PM EDT
- In force
- 59 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
Counties Bristol County, MA, Plymouth County, MA
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 5.3 hours before the alert went out and 81 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
- 1169 J/kg
- Mixed-layer CIN
- -79 J/kg
- Mixed-layer LCL
- 954 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 29 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 KBOS 071717 SVRBOS MAC005-023-071815- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA 116 PM EDT THU JUL 7 1994 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 215 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN MASSACHUSETTS ...BRISTOL COUNTY...PLYMOUTH COUNTY AND THE ADJACENT COASTAL WATERS. AT 115 PM WEATHER RADAR INDICATED THUNDERSTORMS IN EASTERN BRISTOL AND WESTERN PLYMOUTH COUNTIES...FROM EASTON TO NEAR BRIDGEWATER HAVE BECOME SEVERE...PRODUCING GOLFBALL SIZE HAIL IN EASTON. THESE STORMS WILL CONTINUE EAST NEAR 20 MPH AND WILL MOVE EAST TO THE COAST OF PLYMOUTH COUNTY BY 2 PM. GOLFBALL SIZE HAIL AND GUSTS TO OVER 55 MPH MAY ACCOMPANY THESE STORMS. IF AFLOAT ON THE COASTAL WATERS...SEEK SAFE HARBOR IMMEDIATELY. DARK...THREATENING CLOUDS MAY FORETELL A SQUALL OR THUNDERSTORM WITH DEADLY LIGHTNING...STRONG GUSTY WINDS AND ROUGH WATERS. IF THREATENING WEATHER APPROACHES...GO TO A SAFE PLACE IMMEDIATELY. IF SEVERE WEATHER OCCURS...ASK YOUR NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORT TO THE NATIONAL WEATHER SERVICE. VALLEE &
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, Jul 7, 1:12 PM EDT, 4 minutes before
MAZ013-017-018-019-501-504-071915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 110 PM EDT THU JUL 7 1994 AT 105 PM NATIONAL WEATHER SERVICE DOPPLER RADAR AT TAUNTON SHOWED AN AREA OF STRONG THUNDERSTORMS BETWEEN FOXBORO AND BRIDGEWATER MOVING EAST AT 15 MILES PER HOUR. PEA SIZE HAIL AND A WIND GUST TO 47 MILES PER HOUR WAS REPORTED IN EASTON. THESE STORMS WILL CONTINUE TO MOVE EASTWARD ACROSS PLYMOUTH COUNTY AND CAPE COD BAhY BY 200 PM. SMALL HAIL...HEAVY RAIN...AND GUSTY WINDS CAN BEXPECTED WITH THESE STORMS. BOATERS SHOULD SEEK SAFE HARBOR SHOULD THESE STORMS APPROACH. WGH&
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:27 PM EDT | Severe Thunderstorm Warning | BOX | Norfolk | 63 min |
| Jul 7, 1:37 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex | 68 min |
| Jul 7, 1:45 PM EDT | Severe Thunderstorm Warning | BOX | Worcester | 30 min |
| Jul 7, 2:11 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Plymouth | 64 min |
| Jul 7, 2:11 PM EDT | Severe Thunderstorm Warning | BOX | Worcester | 49 min |
| Jul 7, 2:28 PM EDT | Severe Thunderstorm Warning | BOX | Norfolk | 62 min |
| Jul 7, 2:41 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex | 64 min |
| Jul 7, 3:12 PM EDT | Severe Thunderstorm Warning | BOX | Bristol | 63 min |
| Jul 7, 5:45 PM EDT | Severe Thunderstorm Warning | BOX | Franklin | 60 min |
| Jul 7, 6:56 PM EDT | Severe Thunderstorm Warning | BOX | Hampshire | 64 min |
Nearby
Severe Thunderstorm Warnings in Massachusetts, 1994Every severe thunderstorm warning in 1994
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.