Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 186, NWS Boston/Norton, MA

July 27, 2008Cheshire County, Hillsborough County, New Hampshire; Capitol Planning Region, Connecticut; 5 counties in Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 27, 2008, 3:12 PM EDT for Cheshire County, Hillsborough County, New Hampshire; Capitol Planning Region, Connecticut; 5 counties in Massachusetts. It was in force for 48 min. 22 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 27, 2008, 3:12 PM EDT (19:12 UTC)
Expired
Jul 27, 2008, 4:00 PM EDT
In force
48 min
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon

Counties Capitol Planning Region, CT, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Worcester County, MA, Cheshire County, NH, Hillsborough County, NH

The radar

The Albany radar (KENX), 121 km from the middle of the area, began a volume at 19:15 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 27, 3:12 PM EDTTSTM WND DMGWestfield, MAADDITIONAL TREES DOWN ON NORTH ROAD. TREES AND WIRES DOWN ON UNION AVENUE.
Jul 27, 3:15 PM EDTHAIL 0.75Easthampton, MADIME SIZE HAIL.
Jul 27, 3:18 PM EDTTSTM WND DMGHolyoke, MAMULTIPLE TREES DOWN.
Jul 27, 3:20 PM EDTTSTM WND DMGEasthampton, MANUMEROUS TREES DOWN IN NORTHEAST SECTION WITH POWER OUTAGES.
Jul 27, 3:20 PM EDTTSTM WND DMGHatfield, MATREE DOWN ON A HOUSE ON ELM STREET.
Jul 27, 3:20 PM EDTTSTM WND DMGWest Springfield, MATREE DOWN ON A CAR ON I-91 NEAR THE MASSACHUSETTS TURNPIKE.
Jul 27, 3:21 PM EDTTSTM WND DMGHatfield, MATREES AND WIRES DOWN ON CHESTNUT STREET...GORE STREET AND ELM STREET.
Jul 27, 3:22 PM EDTTSTM WND DMGNorthampton, MATREES AND WIRES DOWN. POWER OUTAGES IN FLORENCE SECTION.
Jul 27, 3:22 PM EDTTSTM WND DMGWhately, MATREES AND WIRES DOWN ON WEST STREET AND MOUNTAIN ROAD.
Jul 27, 3:30 PM EDTHAIL 0.75Sunderland, MAPENNY SIZE HAIL AROUND THE PLAINS AREA.
Jul 27, 3:34 PM EDTTSTM WND DMGAshby, MATREES DOWN ON WIRES ON MAIN STREET.
Jul 27, 3:40 PM EDTTSTM WND DMGHadley, MALARGE BRANCHES DOWN SCATTERED ABOUT TOWN. TREES DOWN ON ROUTE 47.
Jul 27, 3:45 PM EDTTSTM WND DMGAmherst, MATREES DOWN ON MILL VALLEY ROAD AND A TREE DOWN ON A CAR ON EAST PLEASANT STREET.
Jul 27, 3:50 PM EDTTSTM WND DMGShutesbury, MALARGE LIMBS DOWN.
Jul 27, 3:50 PM EDTHAIL 0.75Windsor Locks, CTPENNY SIZE HAIL ON THE WINDSOR LOCKS SUFFIELD LINE.
Jul 27, 3:52 PM EDTTSTM WND DMGSimsbury, CTTREES DOWN ON WIRES ON SAND HILL ROAD AND PERRY HILL ROAD.
Jul 27, 3:53 PM EDTTSTM WND DMGGranby, MA3 FOOT DIAMETER TREES DOWN.
Jul 27, 3:53 PM EDTHAIL 0.88Windsor Locks, CTNICKEL SIZE HAIL AT THE WINDSOR LOCKS SUFFIELD LINE.
Jul 27, 3:58 PM EDTTSTM WND DMGWindsor Locks, CTTREES DOWN ON OAK STREET.
Jul 27, 3:59 PM EDTTSTM WND DMGNew Braintree, MATREES DOWN ACROSS RTE 9 W NEAR MASS STATE POLICE BARRACKS.
Jul 27, 4:06 PM EDTTSTM WND DMGPetersham, MATREES DOWN AT THE INTERSECTION OF RTE 122 AND BARRE ROAD.
Jul 27, 4:10 PM EDTHAIL 0.75Athol, MAPENNY SIZE HAIL.

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 16 storm reports to this severe thunderstorm warning; the first came 0 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 27, 12:02 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.2 hours before the alert went out and 111 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 2008-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1001 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2008-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.19395878Sfc1 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
1001 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
647 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBOX 271912
SVRBOX
CTC003-013-MAC011-013-015-017-027-NHC005-011-272000-
/O.NEW.KBOX.SV.W.0186.080727T1912Z-080727T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
312 PM EDT SUN JUL 27 2008

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS...
  EXTREME NORTHWESTERN MIDDLESEX COUNTY IN EASTERN MASSACHUSETTS...
  NORTHERN HARTFORD COUNTY IN NORTHERN CONNECTICUT...
  THIS INCLUDES THE CITY OF WINDSOR LOCKS...
  NORTHWESTERN TOLLAND COUNTY IN NORTHERN CONNECTICUT...
  SOUTHEASTERN CHESHIRE COUNTY IN SOUTHERN NEW HAMPSHIRE...
  SOUTH CENTRAL HILLSBOROUGH COUNTY IN SOUTHERN NEW HAMPSHIRE...
  FRANKLIN COUNTY IN WESTERN MASSACHUSETTS...
  THIS INCLUDES THE CITY OF GREENFIELD...
  HAMPDEN COUNTY IN WESTERN MASSACHUSETTS...
  THIS INCLUDES THE CITIES OF...SPRINGFIELD...CHICOPEE...
  HAMPSHIRE COUNTY IN WESTERN MASSACHUSETTS...
  THIS INCLUDES THE CITIES OF...NORTHAMPTON...AMHERST...

* UNTIL 400 PM EDT

* AT 306 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED ALONG A
  LINE EXTENDING FROM CONWAY TO WESTFIELD TO 24 MILES WEST OF
  SIMSBURY...OR ALONG A LINE EXTENDING FROM 7 MILES SOUTHWEST OF
  GREENFIELD TO 9 MILES SOUTHWEST OF CHICOPEE TO 8 MILES WEST OF
  TORRINGTON...AND MOVING EAST AT 21 MPH.  THERE HAVE BEEN NUMEROUS
  REPORTS OF WIND DAMAGE IN SOUTHWEST MASSACHUSETTS SINCE ABOUT 3
  PM. OTHER STRONG STORMS COUDL DEVELOP IN ADVANCE IN NORTHWEST
  MIDDLESEX COUNTY MASSACHUSETTS AND SEVERE THUNDERSTORMS ARE LIKELY
  TO DEVELOP IN NORTHERN HARTFORD COUNTY.  THIS WARNING ESSENTIALLY
  REPLACES THE PREVIOUS WARNING ISSUED AT 254 PM.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  WEST SPRINGFIELD...NORTHAMPTON AND HOLYOKE BY 315 PM EDT...
  WHATELY...SOUTHWICK AND HOLYOKE BY 320 PM EDT...
  DEERFIELD...GREENFIELD...SUNDERLAND AND HATFIELD BY 325 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR NORTHERN CONNECTICUT AND WESTERN MASSACHUSETTS AND
SOUTHERN NEW HAMPSHIRE.

LAT...LON 4201 7303 4212 7276 4257 7286 4285 7162
      4213 7217 4187 7262 4185 7297 4189 7296
      4191 7292 4196 7291 4196 7302 4197 7304
TIME...MOT...LOC 1909Z 269DEG 18KT 4254 7271 4211 7270
          4187 7326

$$

DRAG
1 follow-up statement
000 
WWUS51 KBOX 271933
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
333 PM EDT SUN JUL 27 2008

CTC003-MAC011-013-015-017-027-NHC005-011-272000-
/O.CON.KBOX.SV.W.0186.000000T0000Z-080727T2000Z/
HARTFORD CT-CHESHIRE NH-WORCESTER MA-FRANKLIN MA-HAMPSHIRE MA-
HAMPDEN MA-MIDDLESEX MA-HILLSBOROUGH NH-
331 PM EDT SUN JUL 27 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR SOUTH CENTRAL HILLSBOROUGH...EXTREME NORTHWESTERN MIDDLESEX...
HAMPDEN...EASTERN HAMPSHIRE...SOUTHEASTERN FRANKLIN...NORTHWESTERN
WORCESTER...SOUTHEASTERN CHESHIRE AND NORTHWESTERN HARTFORD
COUNTIES...

AT 329 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM MILFORD TO DEERFIELD TO AMHERST TO LUDLOW
TO 7 MILES SOUTHWEST OF GRANVILLE TO 13 MILES SOUTHWEST OF
SIMSBURY...OR ALONG A LINE EXTENDING FROM 12 MILES WEST OF NASHUA TO
GREENFIELD TO AMHERST TO SPRINGFIELD TO 14 MILES NORTHEAST OF
TORRINGTON TO 7 MILES NORTHWEST OF BRISTOL...MOVING EAST AT 21 MPH.

THERE HAS BEEN WIDESPREAD DAMAGE IN SOUTHWEST MASSACHUSETTS SINCE 
MID AFTERNOON. OTHER DANGEROUS STORMS ARE DEVELOPING SOUTHEAST OF 
RINDGE NEW HAMPSHIRE AND ALSO ABOUT TO DEPART LITCHFIELD COUNTY OF 
NORTHWEST CONNECTICUT. 


SEVERE THUNDERSTORMS WILL BE NEAR...
  MILFORD...WINCHENDON...SOUTHWICK AND PELHAM BY 340 PM EDT...
  MASON...WILBRAHAM...SPRINGFIELD AND SHUTESBURY BY 345 PM EDT...
  WENDELL AND PALMER BY 350 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR NORTHERN CONNECTICUT AND WESTERN MASSACHUSETTS AND
SOUTHERN NEW HAMPSHIRE.

LAT...LON 4216 7257 4236 7258 4255 7268 4277 7200
      4285 7162 4270 7175 4255 7220 4237 7211
      4220 7210 4215 7215 4202 7262 4187 7268
      4186 7297 4196 7291 4196 7302 4201 7303
TIME...MOT...LOC 1931Z 269DEG 18KT 4280 7170 4255 7255
          4236 7246 4216 7245 4201 7297 4177 7300

$$

DRAG

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.

NWS Boston/Norton, MA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 27, 10:03 AM EDT, 5 hours 9 minutes earlier.

Area forecast discussion, Jul 27, 10:03 AM EDT, 5 hours 9 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
1003 AM EDT SUN JUL 27 2008

.SYNOPSIS...
A SLOW MOVING COLD FRONT WILL BRING SCATTERED SHOWERS AND THUNDERSTORMS
TO THE AREA TODAY AND MONDAY. WEAK HIGH PRESSURE WILL BRING DRY WEATHER
AND SEASONABLY WARM TEMPERATURES TUE...ALONG WITH LOWER HUMIDITY.
DRY WEATHER MAY LINGER INTO WEDNESDAY...BUT LOW PRES AND A COLD FRONT
WILL LIKELY BRING SHOWERS AND THUNDERSTORMS TO THE REGION LATER
WEDNESDAY INTO THURSDAY.

&&

.NEAR TERM /UNTIL 2 PM THIS AFTERNOON/...
SHOWERS HAVE COME TO AN END FOR THE MOST PART. THERE ARE A FEW
LINGERING SHOWERS ALONG THE SOUTH COAST. THESE SHOULD CLEAR OUT OVER
THE NEXT COUPLE OF HOURS. THE QUESTION THAT REMAINS IS WHETHER WE
WILL GET ENOUGH SUN TO DESTABILIZE THE VERY STABLE ATMOSPHERE WE
CURRENTLY HAVE. IF CLOUDS REMAIN IN PLACE FOR VERY MUCH LONGER...THE
ONSET OF STORMS THIS AFTERNOON WILL BE PUSHED TO LATER IN THE
AFTERNOON. LATEST MESOSCALE SREF DATA FROM SPC INDICATES A VERY
STABLE ATMOSPHERE. WILL HAVE TO FOLLOW THESE TRENDS CLOSELY TO SEE
WHEN AND WHERE STORMS MAY FIRE.

HAVE UPDATED FORECAST BASED ON LATEST RADAR TRENDS.

&&

.SHORT TERM /2 PM THIS AFTERNOON THROUGH 6 AM MONDAY/...
A FEW FEATURES WILL COMBINE TODAY TO PRODUCE SHOWERS AND THUNDERSTORMS
ACROSS OUR REGION. THE FAVORED RIGHT REAR QUADRANT OF AN UPPER LEVEL
JET WILL OVER SOUTHERN NEW ENGLAND THIS AFTERNOON. AT THE SAME
TIME...A WEAK COLD FRONT AND A MID-LEVEL SHORTWAVE WILL MOVE ACROSS
THE AREA. WITH LIFTED INDEX DROPPING TO AROUND -5...AND SURFACE BASED CAPE
LIKELY BETWEEN 1000 AND 1200 J/KG...AT LEAST A FEW OF THESE STORMS
WILL HAVE ENOUGH INSTABILITY TO BECOME SEVERE. THE MAIN THREATS WILL
BE LARGE HAIL AND DAMAGING WINDS.

WITH SWELLS CONTINUING TO DECREASE...EXPECTING A LOW RISK OF RIP
CURRENTS...THOUGH THE SOUTH FACING BEACHES MAY EXPERIENCE ISOLATED
MODERATE RIP CURRENTS.

A SLOW-MOVING COLD FRONT WILL PUSH ITS WAY ACROSS SOUTHERN NEW
ENGLAND TONIGHT. COULD SEE THUNDERSTORMS LINGER THROUGH THE OVERNIGHT
HOURS WITH 500 MB TEMPERATURES REMAINING BELOW -10C. EXPECTING BY
MIDNIGHT THE THREAT FOR WIDESPREAD SEVERE WILL HAVE PASSED...WITH
GENERAL THUNDERSTORMS CONTINUING INTO MONDAY MORNING. THIS WILL HAVE
TO BE MONITORED THOUGH.

&&

.LONG TERM /MONDAY THROUGH SATURDAY/...
AN UPPER LEVEL TROUGH PERSISTS ACROSS THE NORTHEAST THROUGH MUCH OF
THE EXTENDED TIME FRAME. THIS TROUGH BRIEFLY LIFTS NORTH TUE INTO WED
BEFORE DEEPENING AGAIN WED THROUGH SAT. MAIN CHALLENGE WILL BE THE
TIMING AND TRACK OF EACH SHORT WAVE APPROACHING NEW ENGLAND.

MONDAY...CYCLONIC FLOW CONTINUES WITH A STALLED COLD FRONT OVER THE
REGION. THE FRONT WILL PROVIDE THE FOCUS FOR MORE SCATTERED CONVECTION
TO DEVELOP...PARTICULARLY DURING THE MORNING THROUGH THE EARLY
AFTERNOON HOURS ACROSS SOUTHEASTERN NEW ENGLAND WHERE LOW LEVEL
MOISTURE IS DEEPEST AND SURFACE BASED CAPES WILL BE THE HIGHEST.
WILL  CONTINUE TO ADVERTISE CHANCE POPS SOUTH AND EAST OF INTERSTATE
95...WITH A SLIGHT CHANCE ELSEWHERE SOUTH OF THE PIKE AND EAST OF
INTERSTATE 495 TO INTERSTATE 95.

TUESDAY...BRIEF RIDGING EXPECTED IN THE LONG WAVE PATTERN ACROSS
SOUTHERN NEW ENGLAND PRIOR TO AN APPROACHING NORTHERN PLAINS SHORT
WAVE. SEASONABLY WARM TEMPERATURES EXPECTED.

WEDNESDAY THROUGH SATURDAY...DID NOT SPEND A LOT OF TIME WITH RESPECT
TO THIS PORTION OF THE FORECAST GIVEN UNCERTAINTY AMONGST THE LONG
RANGE MODELS AS WELL AS CURRENT CONVECTIVE ACTIVITY WHICH NEEDED TO
BE MONITORED ACROSS THE REGION. NEXT SHORT WAVE IS EXPECTED TO
APPROACH FROM THE NORTHERN PLAINS STATES AND THERE ARE SOME TIMING
DIFFERENCES. OVERALL RELIED ON A BLEND OF HPC...GFS MOS AND PREVIOUS
OFFICIAL FORECAST GRIDS. THIS BRINGS CHANCE OF SHOWERS AND THUNDERSTORMS
LATE WEDNESDAY THROUGH THURSDAY...WITH A BRIEF RESPITE POSSIBLE BY
SATURDAY. CONFIDENCE NOT HIGH REGARDING THE DETAILS AT THIS TIME.

&&

.AVIATION /14Z SUNDAY THROUGH THURSDAY/...
SUNDAY...VFR TO START ACROSS MOST OF SOUTHERN NEW ENGLAND. SCATTERED
MVFR IN SHOWERS AND THUNDERSTORMS THIS MORNING. VFR CONDITIONS
DECREASING DECREASING TO MVFR FROM WEST TO EAST THIS AFTERNOON AS
MORE SHOWERS AND THUNDERSTORMS DEVELOP. SOME LOCATIONS MAY DROP TO
IFR CONDITIONS IN THESE STORMS.

TONIGHT...MVFR CONDITIONS WILL IMPROVE TO VFR OVERNIGHT...EXCEPT
PERHAPS THE EASTERNMOST TERMINALS WHERE SHOWERS MAY CONTINUE FOR A
FEW HOURS. EVERYONE SHOULD BE BACK TO VFR BY DAYBREAK MONDAY.

OUTLOOK...MONDAY THROUGH THURSDAY...

MONDAY...VFR WITH ISOLATED MVFR IN SCATTERED TSTMS.

TUESDAY...VFR.

WED...VFR TO START WITH MVFR POSSIBLE LATE IN THE DAY...ESPECIALLY
WED NIGHT.

THU...MVFR LIKELY WITH A LOW RISK OF IFR CONDITIONS IN WIDESPREAD
SHOWERS.

&&

.MARINE...
LIGHT WINDS ARE EXPECTED TODAY...AND WILL PREVENT SEAS FROM BUILDING
BACK TO ABOVE 5 FEET. SHOWERS AND THUNDERSTORMS MAY REACH THE COASTAL
WATERS LATE THIS AFTERNOON AND EVENING. OTHERWISE FAIRLY QUIET
OUT ON THE WATERS THROUGH MONDAY MORNING.

OUTLOOK...MONDAY THROUGH THURSDAY...

MONDAY...WIND AND WAVES NOT AN ISSUE. SCATTERED TSTMS MAIN CONCERN.

TUESDAY...FINE BOATING WEATHER WITH COLD FRONT WELL OFFSHORE.

WEDNESDAY AND THURSDAY...LOW PRES AND A COLD FRONT WILL CROSS THE
WATERS. SCATTERED SHOWERS AND THUNDERSTORMS POSSIBLE.

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...NONE.
MA...NONE.
NH...NONE.
RI...NONE.
MARINE...NONE.

&&

SYNOPSIS...STRAUSS
NEAR TERM...RLG
SHORT TERM...BELK
LONG TERM...STRAUSS
AVIATION...BELK/STRAUSS
MARINE...BELK/STRAUSS
Hazardous weather outlook, Jul 27, 5:32 AM EDT, 9 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
532 AM EDT SUN JUL 27 2008

CTZ002>004-MAZ002>024-026-NHZ011-012-015-RIZ001>008-280945-
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX MA-WESTERN HAMPSHIRE MA-
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-
SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA-
WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-
SOUTHERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-NANTUCKET MA-
NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-BRISTOL RI-
WASHINGTON RI-NEWPORT RI-BLOCK ISLAND RI-
532 AM EDT SUN JUL 27 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN
CONNECTICUT...CENTRAL MASSACHUSETTS...EASTERN
MASSACHUSETTS...NORTHEASTERN MASSACHUSETTS...SOUTHEASTERN
MASSACHUSETTS...WESTERN MASSACHUSETTS...SOUTHERN NEW
HAMPSHIRE...NORTHERN RHODE ISLAND AND SOUTHERN RHODE ISLAND.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE LIKELY THIS MORNING AND AGAIN
THIS AFTERNOON THROUGH THE EVENING. A FEW STORMS MAY BE SEVERE WITH
STRONG WINDS AND HAIL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SCATTERED THUNDERSTORMS WILL BE POSSIBLE MONDAY...MAINLY SE NEW ENGLAND.
SCATTERED THUNDERSTORMS MAY BE POSSIBLE WEDNESDAY AFTERNOON THROUGH
WEDNESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY THIS AFTERNOON AND EVENING.

ANZ230>237-250-254-255-280945-
BOSTON HARBOR-CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-
BUZZARDS BAY-RHODE ISLAND SOUND-NARRAGANSETT BAY-BLOCK ISLAND SOUND-
COASTAL WATERS FROM MERRIMACK RIVER MA OUT 25 NM TO PLYMOUTH MA OUT
40 NM...INCLUDING THE STELLWAGEN BANK NATIONAL MARINE SANCTUARY-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
COASTAL WATERS FROM MONTAUK NY TO BLOCK ISLAND RI TO MARTHAS
VINEYARD MA TO NANTUCKET MA SOUTHEAST TO 20 NM-
532 AM EDT SUN JUL 27 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS
AND RHODE ISLAND COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE LIKELY THIS MORNING AND
AGAIN THIS AFTERNOON THROUGH THE EVENING. A FEW STORMS MAY BE SEVERE
WITH STRONG WINDS AND HAIL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SCATTERED THUNDERSTORMS WILL BE POSSIBLE MONDAY. SCATTERED
THUNDERSTORMS MAY BE POSSIBLE WEDNESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, Jul 27, 1:18 PM EDT, 1 hour 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
118 PM EDT SUN JUL 27 2008

RIZ006-271745-
WASHINGTON RI-
118 PM EDT SUN JUL 27 2008

AT 118 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM WITH THE POTENTIAL TO PRODUCE WIND GUSTS TO 40
MPH AND SMALL HAIL OVER WESTERLY...OR ABOUT 8 MILES EAST OF MYSTIC...
MOVING EAST AT 27 MPH.

THE THUNDERSTORM WILL BE NEAR...CHARLESTOWN BY 130 PM EDT...SOUTH
KINGSTOWN BY 140 PM EDT...NARRAGANSETT AND 6 MILES SOUTH OF KINGSTON
BY 150 PM EDT.

HEAVY RAIN MAY CAUSE MINOR STREET FLOODING AND PONDING OF WATER IN
LOW LYING AREAS SUCH AS UNDERPASSES. DO NOT DRIVE THROUGH FLOODED
AREAS.

THIS STORM IS PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. GET
INDOORS OR INSIDE A VEHICLE NOW IF YOU ARE CAUGHT OUTSIDE...STAY
AWAY FROM ISOLATED TALL OBJECTS SUCH AS TREES. AVOID OPEN AREAS SUCH
AS GOLF COURSES OR BALL FIELDS.

NOCERA
Local storm report, Jul 27, 1:55 PM EDT, 1 hour 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MA
155 PM EDT SUN JUL 27 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0125 PM     HAIL             HAWLEY                  42.57N 72.88W
07/27/2008  E0.75 INCH       FRANKLIN           MA   AMATEUR RADIO

            0.75 INCH HAIL

0138 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON DOUG COUNTRY TRAIL RD.

0142 PM     LIGHTNING        CHARLESTOWN             41.38N 71.65W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            HOUSE STRUCK BY LIGHTNING ON RTE 9/OLD ALTON RD.

0147 PM     LIGHTNING        SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES STRUCK BY LIGHTING AND LANDED ON HOUSE ON PINE MILL
            RD.

0147 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON PINE HILL AND WOODBINE ROADS.

&&

FNOCERA
Special weather statement, Jul 27, 1:56 PM EDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
156 PM EDT SUN JUL 27 2008

MAZ020-023-RIZ006-007-271830-
DUKES MA-NEWPORT RI-SOUTHERN BRISTOL MA-WASHINGTON RI-
156 PM EDT SUN JUL 27 2008

AT 152 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
PAIR OF STRONG THUNDERSTORMS WITH THE POTENTIAL TO PRODUCE WIND
GUSTS TO 50 MPH AND SMALL HAIL ABOUT 3 MILES SOUTHWEST OF
JAMESTOWN...OR ABOUT 5 MILES SOUTHWEST OF NEWPORT...MOVING EAST AT
28 MPH.

THE THUNDERSTORMS WILL BE NEAR  RURAL SOUTHERN NEWPORT COUNTY AT 210
PM EDT AND RURAL SOUTHEASTERN NEWPORT COUNTY AT 220 PM EDT.

THERE WAS WIND AND LIGHTNING CAUSED DAMAGE WITH THESE THUNDERSTORMS
IN SOUTH KINGSTOWN RI A LITTLE WHILE AGO...AS WELL AS SMALL HAIL.

FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. HEAVY RAIN
WILL CAUSE MINOR STREET FLOODING AS WELL AS PONDING OF WATER IN POOR
DRAINAGE AREAS.

HEAVY RAIN MAY CAUSE MINOR STREET FLOODING AND PONDING OF WATER IN
LOW LYING AREAS SUCH AS UNDERPASSES. DO NOT DRIVE THROUGH FLOODED
AREAS.

THIS STORM IS PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. GET
INDOORS OR INSIDE A VEHICLE NOW IF YOU ARE CAUGHT OUTSIDE...STAY
AWAY FROM ISOLATED TALL OBJECTS SUCH AS TREES. AVOID OPEN AREAS SUCH
AS GOLF COURSES OR BALL FIELDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR NORTHERN CONNECTICUT AND WESTERN MASSACHUSETTS AND
SOUTHERN NEW HAMPSHIRE.

DRAG
Special weather statement, Jul 27, 2:01 PM EDT, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
201 PM EDT SUN JUL 27 2008

MAZ002>004-008>010-NHZ011-271900-
CHESHIRE NH-EASTERN FRANKLIN MA-EASTERN HAMPSHIRE MA-NORTHERN
WORCESTER MA-WESTERN FRANKLIN MA-WESTERN HAMPDEN MA-WESTERN HAMPSHIRE
MA-
201 PM EDT SUN JUL 27 2008

AT 156 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE
OF STRONG THUNDERSTORMS WITH THE POTENTIAL TO PRODUCE WIND GUSTS TO
50 MPH AND SMALL HAIL ALONG A LINE EXTENDING FROM 3 MILES SOUTHWEST
OF HINSDALE TO 3 MILES SOUTHEAST OF GILL TO 24 MILES SOUTHWEST OF
MIDDLEFIELD...OR ALONG A LINE EXTENDING FROM 8 MILES SOUTH OF
BRATTLEBORO TO 8 MILES EAST OF GREENFIELD TO 5 MILES WEST OF GREAT
BARRINGTON...MOVING EAST AT 8 MPH.

THUNDERSTORMS WILL BE NEAR...HINSDALE AND WORTHINGTON BY 210 PM
EDT...NORTHFIELD AND MIDDLEFIELD BY 230 PM EDT...MONTAGUE AND
CHESTERFIELD BY 240 PM EDT...WINCHESTER BY 250 PM EDT...ORANGE AND
WENDELL BY 300 PM EDT.

THE SLOW MOVEMENT OF THESE STORMS INDICATES EXCEESIVE SHORT DURATION
RAINS.

FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. HEAVY RAIN
MAY CAUSE MINOR STREET FLOODING AS WELL AS PONDING OF WATER IN POOR
DRAINAGE AREAS.

HEAVY RAIN MAY CAUSE MINOR STREET FLOODING AND PONDING OF WATER IN
LOW LYING AREAS SUCH AS UNDERPASSES. DO NOT DRIVE THROUGH FLOODED
AREAS.

THIS STORM IS PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. GET
INDOORS OR INSIDE A VEHICLE NOW IF YOU ARE CAUGHT OUTSIDE...STAY
AWAY FROM ISOLATED TALL OBJECTS SUCH AS TREES. AVOID OPEN AREAS SUCH
AS GOLF COURSES OR BALL FIELDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT SUNDAY
EVENING FOR NORTHERN CONNECTICUT AND WESTERN MASSACHUSETTS AND
SOUTHERN NEW HAMPSHIRE.

DRAG
Local storm report, Jul 27, 2:44 PM EDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
244 PM EDT SUN JUL 27 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0340 AM     HAIL             SPRINGFIELD             42.12N 72.54W
07/27/2008  E0.75 INCH       HAMPDEN            MA   AMATEUR RADIO

0341 AM     LIGHTNING        HOLYOKE                 42.21N 72.64W
07/27/2008                   HAMPDEN            MA   AMATEUR RADIO

            HOUSE FIRE FROM LIGHTNING AT THE INTERSECTION OF CABOT
            AND APPLETON.

0348 AM     LIGHTNING        GRANBY                  41.95N 72.78W
07/27/2008                   HARTFORD           CT   AMATEUR RADIO

            HOUSE FIRE DUE TO LIGHTNING.

0125 PM     HAIL             HAWLEY                  42.57N 72.88W
07/27/2008  E0.75 INCH       FRANKLIN           MA   AMATEUR RADIO

            0.75 INCH HAIL

0138 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON DOUG COUNTRY TRAIL RD.

0140 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES DOWN ON HIGH STREET.

0142 PM     LIGHTNING        CHARLESTOWN             41.38N 71.65W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            HOUSE STRUCK BY LIGHTNING ON RTE 9/OLD ALTON RD.

0147 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON PINE HILL AND WOODBINE ROADS.

0147 PM     LIGHTNING        SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES STRUCK BY LIGHTING AND LANDED ON HOUSE ON PINE MILL
            RD.

0150 PM     TSTM WND DMG     SHELBURNE               42.58N 72.68W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            TREES DOWN.

0159 PM     FLOOD            NARRAGANSETT            41.43N 71.47W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            CAR UP TO ITS DOORS IN WATER ON WOODRUFF AVENUE.
            ADDITIONAL STREETS FLOODED OUT.

0205 PM     TSTM WND DMG     GILL                    42.65N 72.50W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            WIRES DOWN ON GREEN HILL ROAD.

0210 PM     TSTM WND DMG     GILL                    42.65N 72.50W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            ADDITIONAL TREES AND WIRES DOWN.

0219 PM     TSTM WND DMG     ROYALSTON               42.68N 72.18W
07/27/2008                   WORCESTER          MA   AMATEUR RADIO

            RTE 32...TREES DOWN BLOCKING ROAD.

0236 PM     HAIL             BLANDFORD               42.18N 72.93W
07/27/2008  E1.00 INCH       HAMPDEN            MA   AMATEUR RADIO

            QUARTER SIZE HAIL.

&&

KAB
Local storm report, Jul 27, 3:05 PM EDT, 7 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
305 PM EDT SUN JUL 27 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0340 AM     HAIL             SPRINGFIELD             42.12N 72.54W
07/27/2008  E0.75 INCH       HAMPDEN            MA   AMATEUR RADIO

0341 AM     LIGHTNING        HOLYOKE                 42.21N 72.64W
07/27/2008                   HAMPDEN            MA   AMATEUR RADIO

            HOUSE FIRE FROM LIGHTNING AT THE INTERSECTION OF CABOT
            AND APPLETON.

0348 AM     LIGHTNING        GRANBY                  41.95N 72.78W
07/27/2008                   HARTFORD           CT   AMATEUR RADIO

            HOUSE FIRE DUE TO LIGHTNING.

0125 PM     HAIL             HAWLEY                  42.57N 72.88W
07/27/2008  E0.75 INCH       FRANKLIN           MA   AMATEUR RADIO

            0.75 INCH HAIL

0138 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON DOUG COUNTRY TRAIL RD.

0140 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES DOWN ON HIGH STREET.

0142 PM     LIGHTNING        CHARLESTOWN             41.38N 71.65W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            HOUSE STRUCK BY LIGHTNING ON RTE 9/OLD ALTON RD.

0147 PM     LIGHTNING        SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES STRUCK BY LIGHTING AND LANDED ON HOUSE ON PINE MILL
            RD.

0147 PM     TSTM WND DMG     SOUTH KINGSTOWN         41.43N 71.55W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            TREES AND WIRES DOWN ON PINE HILL AND WOODBINE ROADS.

0150 PM     TSTM WND DMG     SHELBURNE               42.58N 72.68W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            TREES DOWN.

0159 PM     FLOOD            NARRAGANSETT            41.43N 71.47W
07/27/2008                   WASHINGTON         RI   AMATEUR RADIO

            CAR UP TO ITS DOORS IN WATER ON WOODRUFF AVENUE.
            ADDITIONAL STREETS FLOODED OUT.

0205 PM     TSTM WND DMG     GILL                    42.65N 72.50W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            WIRES DOWN ON GREEN HILL ROAD.

0210 PM     TSTM WND DMG     GILL                    42.65N 72.50W
07/27/2008                   FRANKLIN           MA   AMATEUR RADIO

            ADDITIONAL TREES AND WIRES DOWN.

0219 PM     TSTM WND DMG     ROYALSTON               42.68N 72.18W
07/27/2008                   WORCESTER          MA   AMATEUR RADIO

            RTE 32...TREES DOWN BLOCKING ROAD.

0236 PM     HAIL             BLANDFORD               42.18N 72.93W
07/27/2008  E1.00 INCH       HAMPDEN            MA   AMATEUR RADIO

            QUARTER SIZE HAIL.

0244 PM     HAIL             BLANDFORD               42.18N 72.93W
07/27/2008  E1.00 INCH       HAMPDEN            MA   AMATEUR RADIO

            QUARTER SIZE HAIL.

0245 PM     TSTM WND DMG     BLANDFORD               42.18N 72.93W
07/27/2008                   HAMPDEN            MA   AMATEUR RADIO

            TREES AND WIRES DOWN ON NORTH BLANDFORD ROAD.

0255 PM     HAIL             CHESTER                 42.28N 72.98W
07/27/2008  E0.75 INCH       HAMPDEN            MA   AMATEUR RADIO

            PENNY SIZE HAIL LASTING 5 MINUTES.

&&

KAB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 2:06 PM EDTSevere Thunderstorm WarningBOXCheshire39 min
Jul 27, 2:23 PM EDTAreal Flood AdvisoryBOXCheshire, Hillsborough3 hr
Jul 27, 2:54 PM EDTSevere Thunderstorm WarningBOXCheshire, Hillsborough21 min
Jul 27, 3:45 PM EDTAreal Flood AdvisoryBOXHillsborough3 hr
Jul 27, 3:53 PM EDTSevere Thunderstorm WarningBOXCheshire, Hillsborough37 min
Jul 27, 4:30 PM EDTSevere Thunderstorm WarningBOXHillsborough60 min
Jul 27, 3:23 AM EDTSevere Thunderstorm WarningBOXCapitol Planning Region52 min
Jul 27, 4:33 AM EDTSevere Thunderstorm WarningBOXCapitol Planning Region27 min
Jul 27, 12:35 PM EDTSpecial Marine WarningBOX25 min
Jul 27, 1:30 PM EDTSpecial Marine WarningBOX45 min
Jul 27, 1:54 PM EDTSpecial Marine WarningBOX36 min
Jul 27, 2:37 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire23 min
Jul 27, 2:48 PM EDTSpecial Marine WarningBOX27 min
Jul 27, 3:03 PM EDTSpecial Marine WarningBOX27 min
Jul 27, 3:18 PM EDTSpecial Marine WarningBOX27 min
Jul 27, 3:32 PM EDTSpecial Marine WarningBOX28 min
Jul 27, 4:00 PM EDTSpecial Marine WarningBOX45 min
Jul 27, 4:15 PM EDTSevere Thunderstorm WarningBOXBarnstable, Bristol, Dukes30 min
Jul 27, 4:22 PM EDTSpecial Marine WarningBOX53 min
Jul 27, 5:14 PM EDTSpecial Marine WarningBOX61 min
Jul 27, 5:25 PM EDTSevere Thunderstorm WarningBOXBristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk and 1 more50 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2008Severe Thunderstorm Warnings in New Hampshire, 2008Severe Thunderstorm Warnings in Connecticut, 2008Every severe thunderstorm warning in 2008

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.