Alert archive / Connecticut / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 56, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 9, 1997, 4:49 PM EDT for Northeastern Connecticut Planning Region, Connecticut. It was in force for 56 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
- Jul 9, 1997, 4:49 PM EDT (20:49 UTC)
- Expired
- Jul 9, 1997, 5:45 PM EDT
- In force
- 56 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Whole counties
The radar
The Boston radar (KBOX), 71 km from the middle of the area, began a volume at 20:48 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, 8.8 hours before the alert went out and 130 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
- 64 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1127 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
737 WUUS1 KBOS 092049 RRA SVRBOS CTC015-092145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAUNTON MA 449 PM EDT WED JUL 9 1997 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST CONNECTICUT ...WINDHAM COUNTY AT 445 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS IN TOLLAND COUNTY APPROACHING WESTERN WINDHAM COUNTY. THESE STORMS HAVE HAD A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL. THESE STORMS HAVE BEEN RESPONSIBLE FOR DIME SIZE HAIL AND WIND GUSTS TO 60 MILES PER HOUR IN HARTFORD COUNTY. THESE STORMS WILL MOVE INTO WINDHAM COUNTY BY 500 PM. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. DRV/WGH &
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
Local storm report, Jul 9, 3:33 PM EDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
333 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
PER SKYWARN SPOTTER
EVTLocal storm report, Jul 9, 3:34 PM EDT, 1 hour 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
333 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
` PER SKYWARN SPOTTER
EVTLocal storm report, Jul 9, 4:00 PM EDT, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
400 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
PER SKYWARN SPOTTER
0340 PM AMHERST MA WIND DAMAGE
07/09/97 HAMPSHIRE NUMEROUS TREES DOWN PER
PUBLIC REPORT
0340 PM HADLEY MA WIND DAMAGE
07/09/97 HAMPSHIRE STREET AND ROAD SIGNS DOWN
INTERSECTION OF RTES 9 AND 47
PER PUBLIC REPORT
0347 PM FITZWILLIAM NH .75 INCH HAIL
07/09/97 CHESHIRE DIME SIZE HAIL PER POLICE REPORT
EVTLocal storm report, Jul 9, 4:02 PM EDT, 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
400 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
PER SKYWARN SPOTTER
0340 PM AMHERST MA WIND DAMAGE
07/09/97 HAMPSHIRE NUMEROUS TREES DOWN PER
PUBLIC REPORT
0340 PM HADLEY MA WIND DAMAGE
07/09/97 HAMPSHIRE STREET AND ROAD SIGNS DOWN
INTERSECTION OF RTES 9 AND 47
PER PUBLIC REPORT
0347 PM FITZWILLIAM NH .75 INCH HAIL
07/09/97 CHESHIRE DIME SIZE HAIL PER POLICE REPORT
EVTLocal storm report, Jul 9, 4:41 PM EDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
442 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
PER SKYWARN SPOTTER
0340 PM AMHERST MA WIND DAMAGE
07/09/97 HAMPSHIRE NUMEROUS TREES DOWN PER
PUBLIC REPORT
0340 PM HADLEY MA WIND DAMAGE
07/09/97 HAMPSHIRE STREET AND ROAD SIGNS DOWN
INTERSECTION OF RTES 9 AND 47
PER PUBLIC REPORT
0347 PM FITZWILLIAM NH .75 INCH HAIL
07/09/97 CHESHIRE DIME SIZE HAIL PER POLICE REPORT
0403 PM BRISTOL CT .75 INCH HAIL
07/09/97 HARTFORD DIME SIZE HAIL PER SKYWARN SPOTTER
0408 PM WEST SPRINGFIELD MA .88 INCH HAIL
07/09/97 HAMPDEN NICKEL SIZE HAIL PER SKYWARN SPOTTER
0411 PM UNIONVILLE CT .75 INCH HAIL
07/09/97 HARTFORD DIME SIZE HAIL PER SKYWARN SPOTTER
0412 PM AGAWAM MA .88 INCH HAIL
07/09/97 HAMPDEN NICKEL SIZE HAIL PER SKYWARN SPOTTER
0413 PM LONGMEADOW MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL PER SKYWARN HAM RADIO
0425 PM TEMPLETON MA WIND DAMAGE
07/09/97 WORCESTER POWER LINES DOWN AND EMERGENCY OPERATIONS
CENTER ON BAFCKUP POWER PER HAM RADIO
EVTLocal storm report, Jul 9, 4:42 PM EDT, 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
442 PM EDT WED JUL 9 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM BLANDFORD MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL
PER SKYWARN SPOTTER
0258 PM CHESTER MA WIND DAMAGE
07/09/97 HAMPDEN TREES DOWN PER RUSSELL
STATE POLICE BARRACKS
0300 PM HUNTINGTON MA .75 INCH HAIL
07/09/97 HAMPSHIRE DIME SIZE HAIL
PER SKYWARN SPOTTER
0325 PM NORTHAMPTON MA WIND DAMAGE
07/09/97 HAMPSHIRE TREES AND POWER LINES
DOWN AND TREE FELL ON HOUSE
PER SKYWARN SPOTTER
0340 PM AMHERST MA WIND DAMAGE
07/09/97 HAMPSHIRE NUMEROUS TREES DOWN PER
PUBLIC REPORT
0340 PM HADLEY MA WIND DAMAGE
07/09/97 HAMPSHIRE STREET AND ROAD SIGNS DOWN
INTERSECTION OF RTES 9 AND 47
PER PUBLIC REPORT
0347 PM FITZWILLIAM NH .75 INCH HAIL
07/09/97 CHESHIRE DIME SIZE HAIL PER POLICE REPORT
0403 PM BRISTOL CT .75 INCH HAIL
07/09/97 HARTFORD DIME SIZE HAIL PER SKYWARN SPOTTER
0408 PM WEST SPRINGFIELD MA .88 INCH HAIL
07/09/97 HAMPDEN NICKEL SIZE HAIL PER SKYWARN SPOTTER
0411 PM UNIONVILLE CT .75 INCH HAIL
07/09/97 HARTFORD DIME SIZE HAIL PER SKYWARN SPOTTER
0412 PM AGAWAM MA .88 INCH HAIL
07/09/97 HAMPDEN NICKEL SIZE HAIL PER SKYWARN SPOTTER
0413 PM LONGMEADOW MA .75 INCH HAIL
07/09/97 HAMPDEN DIME SIZE HAIL PER SKYWARN HAM RADIO
0425 PM TEMPLETON MA WIND DAMAGE
07/09/97 WORCESTER POWER LINES DOWN AND EMERGENCY OPERATIONS
CENTER ON BACKUP POWER PER HAM RADIO
EVTThe office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 3:23 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 67 min |
| Jul 9, 4:06 PM EDT | Severe Thunderstorm Warning | BOX | Capitol Planning Region | 69 min |
| Jul 9, 4:18 PM EDT | Severe Thunderstorm Warning | BOX | 57 min |
Nearby
Severe Thunderstorm Warnings in Connecticut, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.