Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 21, NWS Boston/Norton, MA

May 24, 2000Bristol County, Massachusetts; Newport County, Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at May 24, 2000, 9:20 PM EDT for Bristol County, Massachusetts; Newport County, Rhode Island. It was in force for 55 min. 2 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: May 24, 2000, 9:20 PM EDT (01:20 UTC)
Expired: May 24, 2000, 10:15 PM EDT
In force: 55 min
Issued by: NWS Boston/Norton, MA
Area: Whole counties

Counties Bristol County, MA, Newport County, RI

The radar

The Boston radar (KBOX), 37 km from the middle of the area, began a volume at 01:24 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

Time	Report	Where	Remark
May 24, 9:24 PM EDT	Hail 0.88	Tiverton, RI
May 24, 9:35 PM EDT	Hail 0.75	Westport, 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 nearest sounding before it

Chatham, MA (KCHH), launched 00:00Z, 1.3 hours before the alert went out and 101 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 593 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 28 m²/s²
0-3 km storm-relative helicity: 83 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.

614 
WUUS51 KBOX 250124
SVRBOS
MAC005-RIC005-250215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
920 PM EDT WED MAY 24 2000

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL NEWPORT COUNTY IN RHODE ISLAND
  SOUTHEASTERN BRISTOL COUNTY IN SOUTHEAST MASSACHUSETTS

* UNTIL 1015 PM EDT.

* AT 920 PM EDT...SKYWARN SPOTTERS REPORTED A SEVERE THUNDERSTORM OVER
  MIDDLETOWN...MOVING EAST SOUTHEAST NEAR 35 MPH.

OTHER TOWNS IN THIS WARNING INCLUDE TIVERTON...LITTLE 
COMPTON...WESTPORT AND DARTMOUTH.

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

$$
DRV/JL

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 9:58 PM EDT	Severe Thunderstorm Warning	BOX	Dukes	47 min
May 24, 8:29 PM EDT	Severe Thunderstorm Warning	BOX	Kent	31 min
May 24, 8:37 PM EDT	Severe Thunderstorm Warning	BOX	Washington	38 min
May 24, 8:52 PM EDT	Severe Thunderstorm Warning	BOX	Newport	28 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2000 Severe Thunderstorm Warnings in Rhode Island, 2000 Every 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.