Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 47, NWS Boston/Norton, MA

July 22, 2016Hampden County, Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 22, 2016, 5:54 PM EDT for Hampden County, Hampshire County, Massachusetts. It was in force for 51 min. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 22, 2016, 5:54 PM EDT (21:54 UTC)
Expired
Jul 22, 2016, 6:45 PM EDT
In force
51 min
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hampden County, MA, Hampshire County, MA

The radar

The Albany radar (KENX), 96 km from the middle of the area, began a volume at 21:56 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
Jul 22, 6:25 PM EDTTSTM WND DMGChesterfield, MATREE AND WIRES DOWN ON PARTRIDGE RD.
Jul 22, 6:25 PM EDTTSTM WND DMGChesterfield, MATREES AND WIRES DOWN ON IRELAND STREET
Jul 22, 6:28 PM EDTTSTM WND DMGNorthampton, MASEVERAL LARGE LIMBS DOWN ON DAMON RD.
Jul 22, 6:38 PM EDTTSTM WND DMGNorthampton, MASEVERAL LARGE LIMBS DOWN ON DAMON RD.
Jul 22, 6:40 PM EDTTSTM WND DMGNorthampton, MATREES DOWN ON KEARNEY RD.
Jul 22, 6:43 PM EDTTSTM WND DMGHadley, MATREES AND WIRES DOWN ON ROCKY HILL RD.
Jul 22, 6:45 PM EDTTSTM WND DMGHadley, MATREES AND WIRES DOWN ON ROCKY HILL RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 9.9 hours before the alert went out and 84 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, Albany, NY at 12:00Z on 2016-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Albany, NY at 12:00Z on 2016-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 299 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1498 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
299 m²/s²
0-3 km storm-relative helicity
262 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

029 
WUUS51 KBOX 222154
SVRBOX
MAC013-015-222245-
/O.NEW.KBOX.SV.W.0047.160722T2154Z-160722T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
554 PM EDT FRI JUL 22 2016

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN HAMPSHIRE COUNTY IN WESTERN MASSACHUSETTS...
  WESTERN HAMPDEN COUNTY IN WESTERN MASSACHUSETTS...

* UNTIL 645 PM EDT

* AT 553 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BECKET...OR
  14 MILES EAST OF GREAT BARRINGTON...MOVING EAST AT 35 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  WESTFIELD...HOLYOKE...NORTHAMPTON...AGAWAM...WEST SPRINGFIELD...
  SOUTH HADLEY...EASTHAMPTON...SOUTHWICK...SOUTHAMPTON...HADLEY...
  HATFIELD...WILLIAMSBURG...HUNTINGTON...RUSSELL...WESTHAMPTON...
  GRANVILLE...CHESTER...BLANDFORD...CHESTERFIELD AND WORTHINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4215 7303 4227 7300 4231 7300 4231 7303
      4233 7306 4238 7307 4239 7305 4238 7301
      4246 7299 4235 7257 4203 7267 4214 7307
      4215 7307
TIME...MOT...LOC 2153Z 283DEG 29KT 4227 7310 

HAIL...1.00IN
WIND...60MPH
 
$$

FRANK
3 follow-up statements
080 
WWUS51 KBOX 222214
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
614 PM EDT FRI JUL 22 2016

MAC013-015-222245-
/O.CON.KBOX.SV.W.0047.000000T0000Z-160722T2245Z/
HAMPSHIRE MA-HAMPDEN MA-
614 PM EDT FRI JUL 22 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTHWESTERN HAMPSHIRE AND WESTERN HAMPDEN COUNTIES...

AT 613 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
CHESTERFIELD... OR 9 MILES WEST OF NORTHAMPTON...MOVING SOUTHEAST AT
30 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WESTFIELD...HOLYOKE...NORTHAMPTON...AGAWAM...WEST SPRINGFIELD...
SOUTH HADLEY...EASTHAMPTON...SOUTHWICK...SOUTHAMPTON...HADLEY...
HATFIELD...WILLIAMSBURG...HUNTINGTON...RUSSELL...WESTHAMPTON...
GRANVILLE...CHESTER...BLANDFORD...CHESTERFIELD AND WORTHINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4215 7303 4227 7300 4228 7298 4230 7298
      4233 7299 4239 7299 4238 7301 4244 7293
      4235 7257 4203 7267 4214 7307 4215 7307
TIME...MOT...LOC 2213Z 293DEG 30KT 4235 7286 

HAIL...0.75IN
WIND...60MPH
 
$$

FRANK
053 
WWUS51 KBOX 222225
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
625 PM EDT FRI JUL 22 2016

MAC013-015-222245-
/O.CON.KBOX.SV.W.0047.000000T0000Z-160722T2245Z/
HAMPSHIRE MA-HAMPDEN MA-
625 PM EDT FRI JUL 22 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTH CENTRAL HAMPSHIRE AND WESTERN HAMPDEN COUNTIES...

AT 625 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
WESTHAMPTON...OR OVER NORTHAMPTON...MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
WESTFIELD...HOLYOKE...NORTHAMPTON...AGAWAM...WEST SPRINGFIELD...
SOUTH HADLEY...EASTHAMPTON...SOUTHAMPTON...HADLEY...HATFIELD...
WILLIAMSBURG...HUNTINGTON...RUSSELL...WESTHAMPTON...BLANDFORD...
CHESTERFIELD...GOSHEN AND MONTGOMERY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING
KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.

&&

LAT...LON 4214 7285 4217 7292 4219 7290 4222 7288
      4225 7287 4235 7285 4241 7281 4235 7257
      4207 7266 4209 7274 4211 7280
TIME...MOT...LOC 2225Z 283DEG 29KT 4233 7273 

HAIL...0.75IN
WIND...60MPH
 
$$

FRANK
875 
WWUS51 KBOX 222234
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
634 PM EDT FRI JUL 22 2016

MAC013-222244-
/O.CAN.KBOX.SV.W.0047.000000T0000Z-160722T2245Z/
HAMPDEN MA-
634 PM EDT FRI JUL 22 2016

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN HAMPDEN COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE...THE WARNING HAS BEEN CANCELLED.

LAT...LON 4220 7276 4232 7277 4239 7275 4235 7257
      4223 7261 4223 7262 4228 7260 4229 7261
      4228 7263 4223 7265 4221 7269 4218 7269
TIME...MOT...LOC 2234Z 283DEG 29KT 4231 7263 

$$

MAC015-222245-
/O.CON.KBOX.SV.W.0047.000000T0000Z-160722T2245Z/
HAMPSHIRE MA-
634 PM EDT FRI JUL 22 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTH CENTRAL HAMPSHIRE COUNTY...

AT 634 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER NORTHAMPTON...
MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
HOLYOKE...NORTHAMPTON...SOUTH HADLEY...EASTHAMPTON...SOUTHAMPTON...
HADLEY...HATFIELD...WILLIAMSBURG AND WESTHAMPTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

CONTINUOUS CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
MOVE INDOORS IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING
KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO
BE STRUCK BY LIGHTNING.

&&

LAT...LON 4220 7276 4232 7277 4239 7275 4235 7257
      4223 7261 4223 7262 4228 7260 4229 7261
      4228 7263 4223 7265 4221 7269 4218 7269
TIME...MOT...LOC 2234Z 283DEG 29KT 4231 7263 

HAIL...1.00IN
WIND...60MPH
 
$$

FRANK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 5:09 PM EDTSpecial Weather StatementBOXWorcester36 min
Jul 22, 5:36 PM EDTSpecial Weather StatementBOXHampshire39 min
Jul 22, 6:36 PM EDTSevere Thunderstorm WarningBOXHampden, Hampshire, Worcester39 min
Jul 22, 6:53 PM EDTSevere Thunderstorm WarningBOXHampshire, Worcester52 min
Jul 22, 7:13 PM EDTSevere Thunderstorm WarningBOXHampshire, Worcester20 min
Jul 22, 7:16 PM EDTSevere Thunderstorm WarningBOXWorcester44 min
Jul 22, 7:17 PM EDTSpecial Weather StatementBOXHampden58 min
Jul 22, 7:19 PM EDTSevere Thunderstorm WarningBOXHampden, Worcester41 min
Jul 22, 7:39 PM EDTSevere Thunderstorm WarningBOXHampden51 min
Jul 22, 7:57 PM EDTSevere Thunderstorm WarningBOXMiddlesex, Norfolk, Suffolk, Worcester48 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.