Alert archive / Massachusetts / Tornado Warnings in 2007
Tornado Warning 1, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this tornado warning at May 31, 2007, 5:52 PM EDT for Hampden County, Massachusetts. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 31, 2007, 5:52 PM EDT (21:52 UTC)
- Expired
- May 31, 2007, 6:15 PM EDT
- In force
- 23 min
- Issued by
- NWS Boston/Norton, MA
- Area
- Counties, with a storm outline in the text
County Hampden County, MA
The radar
The Albany radar (KENX), 118 km from the middle of the area, began a volume at 21:52 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
Albany, NY (KALY), launched 12:00Z, 9.9 hours before the alert went out and 107 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
- 62 J/kg
- Mixed-layer CIN
- -171 J/kg
- Mixed-layer LCL
- 1027 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS51 KBOX 312154 TORBOX MAC013-312230- /O.NEW.KBOX.TO.W.0001.070531T2152Z-070531T2230Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TAUNTON MA 552 PM EDT THU MAY 31 2007 THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A * TORNADO WARNING FOR... WESTERN HAMPDEN COUNTY IN WESTERN MASSACHUSETTS... * UNTIL 630 PM EDT * AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR GRANVILLE...OR ABOUT 18 MILES WEST OF CHICOPEE...MOVING SOUTHEAST AT 20 MPH. * THE TORNADO WILL BE NEAR... GRANVILLE BY 600 PM EDT... SPOTTERS REPORTED A ROTATING WALL CLOUD NEAR OTIS IN EASTERN BERKSHIRE COUNTY AT 550 PM. DOPPLER RADAR WAS ALSO INDICATED ROTATION WITH THE STORM. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 4216 7261 4206 7269 4207 7305 4223 7287 $$ FRANK
1 follow-up statement
000 WWUS51 KBOX 312215 SVSBOX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 614 PM EDT THU MAY 31 2007 MAC013-312224- /O.CAN.KBOX.TO.W.0001.000000T0000Z-070531T2230Z/ HAMPDEN MA- 614 PM EDT THU MAY 31 2007 ...THE TORNADO WARNING FOR WESTERN HAMPDEN COUNTY IS CANCELLED... THE ROTATION OVER WESTERN HAMPDEN COUNTY HAS WEAKENED AND THE THREAT FOR A TORNADO HAS DIMINISHED. THEREFORE...THE TORNADO WARNING HAS BEEN CANCELED. A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM FOR WESTERN HAMPDEN COUNTY. LAT...LON 4216 7261 4206 7269 4207 7305 4223 7287 $$ FRANK
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 5:26 PM EDT | Severe Thunderstorm Warning | BOX | Hampden | 64 min |
Nearby
Tornado Warnings in Massachusetts, 2007Every tornado warning in 2007Tornadoes in 2007
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.