Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 49, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 8, 1994, 5:44 PM EDT for Norfolk County, Worcester County, Massachusetts. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jul 8, 1994, 5:44 PM EDT (21:44 UTC)
- Expired
- Jul 8, 1994, 6:45 PM EDT
- In force
- 61 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
Counties Norfolk County, MA, Worcester County, MA
The nearest sounding before it
Chatham, MA (KCHH), launched 12:00Z, 9.7 hours before the alert went out and 146 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
- 29 J/kg
- Mixed-layer CIN
- -229 J/kg
- Mixed-layer LCL
- 945 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 53 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.
000
WUUS1 KBOS 082143
SVRBOX
MAC021-027-082245-
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
544 PM EDT FRI JUL 8 1994
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
IN MASSACHUSETTS
...NORFOLK COUNTY
AND THE ADJACENT COASTAL WATERS.
IN CENTRAL MASSACHUSETTS
...SOUTHERN WORCESTER COUNTY
AT 540 PM WEATHER RADAR INDICATED SEVERE THUNDERSTORMS FROM SOUTHERN
WORCESTER COUNTY EAST THROUGH WESTERN NORFOLK COUNTY. THESE STORMS WERE
REPORTED TO HAVE PRODUCED GOLFBALL SIZE HAIL IN THE TOWN OF FRANKLIN.
THESE STORMS CONTINUE TO MOVE SLOWLY EAST NEAR 20 MPH AND WILL CONTINUE
TO AFFECT SOUTHERN WORCESTER AND NORFOLK COUNTIES THROUGH 630 PM. LARGE
HAIL...DAMAGING WINDS AND TORRENTIAL RAINS CAN BE EXPECTED.
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.
VALLEE
&
SIT: 305 DEG/ 09 KTS
---
36 HRS, VALID AT:
100600Z7 --- 20.3N5 124.0E7
MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT
RADIUS OF 050 KT WINDS - 065 NM
RADIUS OF 035 KT WINDS - 120 NM WEST QUADRANT
150 NM ELSEWHERE
VECTOR TO 48 HR POSIT: 300 DEG/ 10 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
101800Z0 --- 21.4N7 122.1E6
MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT
RADIUS OF 050 KT WINDS - 080 NM
RADIUS OF 035 KT WINDS - 165 NM SOUTHWEST QUADRANT
OVER WATER
180 NM ELSEWHERE OVER WATER
VECTOR TO 72 HR POSIT: 285 DEG/ 10 KTS
---
72 HRS, VALID AT:
111800Z1 --- 22.6N0 117.9E8
MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT
RADIUS OF 050 KT WINDS - 090 NM OVER WATER
RADIUS OF 035 KT WINDS - 200 NM OVER WATER
---
REMARKS:
082100Z1 POSITION 17.4N2 127.7E7
TYPHOON TIM (08W) CONTINUED TO TRACK NORTHWESTWARD AND INTENSIFY
OVER THE PAST SIX HOURS. INTENSIFICATION IS EXPECTED TO SLOW CONTINU
E FOR THE NEXT 60 HOURS, ACHIEVING MAXIMUM INTENSITY OF 110-
120 KNOTS NEAR SOUTHERN TAIWAN. NEXT WARNINGS AT 090300Z2 (DTG
090151Z6), 090900Z8 (DTG 090751Z2), 091500Z5 (DTG 091351Z9) AND
092100Z2 (DTG 091951Z5).
WTPN31PGTW . _fWTPN31 PGTW 082100
PWhat 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 8, 2:19 PM EDT, 3 hours 25 minutes before
MAZ002>MAZ004-MAZ008>MAZ012-CTZALL-082015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 218 PM EDT FRI JUL 8 1994 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL AND WESTERN MASSACHUSETTS AND ALL OF CONNECTICUT... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR CENTRAL AND WESTERN MASSACHUSETTS AND ALL OF CONNECTICUT UNTIL 8 PM EDT. STRONG THUNDERSTORMS IN SOUTHEAST NEW YORK WERE MOVING EAST AT 25 MPH AND HAVE DAMAGED POWER LINES AND DOWNED TREES. THESE STORMS WILL CONTINUE EAST INTO CONNECTICUT. MORE STORMS WILL FORM AT OTHER PLACES IN THE HOT HUMID AIR. IF RADAR OR OBSERVERS INDICATE HIGH WIND OR LARGE HAIL A WARNING WILL BE ISSUED FOR SPECIFIC AREAS. RESIDENTS SfHOULD BE PREPARED TO SEEK SAFE SHELTER AND AVOID LOW AREAS WHICH CAN FLOOD DURING VERY HEAVY RAIN. THF
Special weather statement, Jul 8, 2:35 PM EDT, 3 hours 9 minutes before
CTZ001-004-008-012-082000 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HARTFORD CT 233 PM EDT FRI JUL 08 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR ALL OF CONNECTICUT UNTIL 800 PM... AT 230 PM EDT RADAR INDICATED HEAVY THUNDERSTORMS IN CENTRAL HARTFORD COUNTY. THUNDERSTORMS ARE MOVING SLOWLY AND HAVE THE POTENTIAL TO PRODUCE TORRENTIAL RAINS IN A SHORT PERIOD OF TIME AND MAY RESULT IN STREET FLOODING. THESE STORMS ALSO HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. THE STORMS WILL CONTINUE TO MOVE SLOWLY EAST INTO TOLLAND COUNTY AROUND 3OO PM. OTHER INTENSE THUNDERSTORMS WERE LOCATED IN SOUTHEASTERN NEW YORK STATE. THESE STORMS ARE MOVING SLOWLY EAST AND COULD ENTER WESTERN CONNECTICUT OVER THE NEXT HOUR. SEVERE THUNDERSTORMS ARE POSSIBLE ANYWHERE ACROSS CONNECTICUT THIS AFTERNOON AND EVENING. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND T.V. STATION FOR LATER UPDATES AND POSSIBLE WARNINGS. NOTCHEY
Special weather statement, Jul 8, 4:49 PM EDT, 55 minutes before
MAZ012-013-017>119-082200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 448 PM EDT FRI JUL 8 1994 ...THUNDERSTORMS WERE DEVELOPING RAPIDLY IN NORFOLK AND BRISTOL COUNTIES... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS DEVELOPING RAPIDLY IN THE TAUNTON AREA. THESE STORMS EXTEND FROM JUST WEST OF MIDDLEBORO TO MILLVILLE. THESE STORMS WERE HEADING EAST NEAR 20 MPH AND WILL AFFECT SOUTHERN WORCESTER...NORFOLK...NORTHERN BRISTOL AND NORTHERN PLYMOUTH COUNTIES WITH TORRENTIAL RAIN...SMALL HAIL AND GUSTY WINDS THROUGH 530 PM. BE READY TO HEAD INSIDE AS THESE STORMS APPROACH. VALLEE
Special weather statement, Jul 8, 5:22 PM EDT, 22 minutes before
MAZ012-013-082330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 522 PM EDT FRI JUL 8 1994 ...THUNDERSTORMS WERE RAPIDLY DEVELOPING IN SOUTHERN WORCESTER AND WESTERN NORFOLK COUNTIES... ...A SEVERE THUNDERSTORM WATCH CONTINUES FOR WORCESTER COUNTY WEST TO BERKSHIRE COUNTY... WEATHER RADAR INDICATED THAT THUNDERSTORMS HAD RAPIDLY DEVELOPED IN SOUTHERN WORCESTER COUNTY...BETWEEN STURBRIDGE AND WHITINSVILLE. ANOTHER AREA OF THUNDERSTORMS WAS DEVELOPING OVER FRANKLIN IN NORFOLK COUNTY. ALL OF THE ACTIVITY WAS MOVING SLOWLY EAST AND WILL CONTINUE TO AFFECT THESE COUNTIES THROUGH 6 PM. SMALL HAIL AND GUSTY WINDS ARE LIKELY. TORRENTIAL RAINS MAY CAUSE LOCALIZED STREET FLOODING. ANYONE WITH OUTDOOR ACTIVITIES SHOULD PUT THEM ON HOLD UNTIL THESE STORMS MOVE THROUGH. IF OUTSIDE...BE READY TO HEAD INSIDE IMMEDIATELY. VALLEE
Special weather statement, Jul 8, 5:23 PM EDT, 21 minutes before
MAZ012-013-082330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 522 PM EDT FRI JUL 8 1994 ...THUNDERSTORMS WERE RAPIDLY DEVELOPING IN SOUTHERN WORCESTER AND WESTERN NORFOLK COUNTIES... ...A SEVERE THUNDERSTORM WATCH CONTINUES FOR WORCESTER COUNTY WEST TO BERKSHIRE COUNTY... WEATHER RADAR INDICATED THAT THUNDERSTORMS HAD RAPIDLY DEVELOPED IN SOUTHERN WORCESTER COUNTY...BETWEEN STURBRIDGE AND WHITINSVILLE. ANOTHER AREA OF THUNDERSTORMS WAS DEVELOPING OVER FRANKLIN IN NORFOLK COUNTY. ALL OF THE ACTIVITY WAS MOVING SLOWLY EAST AND WILL CONTINUE TO AFFECT THESE COUNTIES THROUGH 6 PM. SMALL HAIL AND GUSTY WINDS ARE LIKELY. TORRENTIAL RAINS MAY CAUSE LOCALIZED STREETb FLOODING. ANYONE WITH OUTDOOR ACTIVITIES SHOULD PUT THEM ON HOLD UNTIL THESE STORMS MOVE THROUGH. IF OUTSIDE...BE READY TO HEAD INSIDE IMMEDIATELY. VALLEE
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 8:07 PM EDT | Severe Thunderstorm Warning | BOX | Hampden | 68 min |
| Jul 8, 6:06 PM EDT | Severe Thunderstorm Warning | BOX | Middlesex | 69 min |
| Jul 8, 6:14 PM EDT | Severe Thunderstorm Warning | BOX | Bristol | 61 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.