Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 47, NWS Boston/Norton, MA

June 27, 2000Norfolk County, Worcester County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 27, 2000, 3:33 PM EDT for Norfolk County, Worcester County, Massachusetts. It was in force for 42 min. 4 reports 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 27, 2000, 3:33 PM EDT (19:33 UTC)
Expired
Jun 27, 2000, 4:15 PM EDT
In force
42 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Norfolk County, MA, Worcester County, MA

The radar

The Boston radar (KBOX), 48 km from the middle of the area, began a volume at 19:37 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

TimeReportWhereRemark
Jun 27, 3:44 PM EDTHail 0.75Uxbridge, MA
Jun 27, 3:45 PM EDTHail 0.75Bellingham, MA
Jun 27, 4:00 PM EDTHail 0.75Quincy, MA
Jun 27, 4:00 PM EDTThunderstorm Wind 50 EQuincy, 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.

IssuedProductOfficeLasted
Jun 27, 2:15 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 7.6 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.

Skew-T log-pSkew-T log-p diagram, Chatham, MA at 12:00Z on 2000-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 522 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 12:00Z on 2000-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
522 J/kg
Mixed-layer CIN
-149 J/kg
Mixed-layer LCL
979 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KBOX 271933
SVRBOS
MAC021-027-272015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
333 PM EDT TUE JUN 27 2000

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME SOUTHEASTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS
  SOUTHWESTERN NORFOLK COUNTY IN EASTERN MASSACHUSETTS
    INCLUDING FRANKLIN

* UNTIL 415 PM EDT.

* AT 332 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER MILLVILLE...OR ABOUT 8 MILES WEST OF
  WOONSOCKET...MOVING EAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING AREA INCLUDE UXBRIDGE...MENDON...
  MEDWAY...HOPEDALE AND BELLINGHAM.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND/OR WIND STRONG ENOUGH TO
KNOCK DOWN TREES AND POWER LINES. MOVE INDOORS AND STAY AWAY FROM
WINDOWS.

$$
RT/GF

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 1:53 PM EDTSevere Thunderstorm WarningBOXEssex52 min
Jun 27, 2:52 PM EDTSevere Thunderstorm WarningBOXNorfolk, Suffolk38 min
Jun 27, 3:04 PM EDTSevere Thunderstorm WarningBOXPlymouth41 min
Jun 27, 3:52 PM EDTSevere Thunderstorm WarningBOXNorfolk, Plymouth38 min
Jun 27, 4:22 PM EDTSevere Thunderstorm WarningBOXBristol, Plymouth38 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2000Every severe thunderstorm warning in 2000

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.