Severe Thunderstorm Warning 260, NWS Boston/Norton, MA

000 
WWUS51 KBOX 191657
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1257 PM EDT TUE AUG 19 2008

MAC001-191715-
/O.CON.KBOX.SV.W.0260.000000T0000Z-080819T1715Z/
BARNSTABLE MA-
1257 PM EDT TUE AUG 19 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM EDT
FOR NORTHEASTERN BARNSTABLE COUNTY...

AT 1253 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES NORTHEAST OF TRURO
TO WELLFLEET TO BREWSTER...OR ALONG A LINE EXTENDING FROM 30 MILES
NORTHEAST OF BARNSTABLE TO 23 MILES NORTHEAST OF BARNSTABLE TO 11
MILES NORTHEAST OF BARNSTABLE...MOVING EAST AT 30 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  ORLEANS AND EASTHAM BY 105 PM EDT...
  CHATHAM AND ORLEANS BY 110 PM EDT...

THIS STORM PRODUCED PENNY SIZE HAIL IN WELLFLEET.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4166 6995 4174 7048 4176 7045 4174 7024
      4178 7005 4182 7002 4188 7003 4186 7006
      4204 7015 4201 7019 4209 7019 4209 7017
      4201 7002 4182 6991 4169 6991
TIME...MOT...LOC 1657Z 270DEG 26KT 4205 6990 4192 6991
          4180 7010

$$

KJC

000 
WWUS51 KBOX 191715
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
115 PM EDT TUE AUG 19 2008

MAC001-191725-
/O.EXP.KBOX.SV.W.0260.000000T0000Z-080819T1715Z/
BARNSTABLE MA-
115 PM EDT TUE AUG 19 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BARNSTABLE COUNTY
HAS EXPIRED...

LAT...LON 4166 6995 4174 7048 4176 7045 4174 7024
      4178 7005 4182 7002 4188 7003 4186 7006
      4204 7015 4201 7019 4209 7019 4209 7017
      4201 7002 4182 6991 4169 6991
TIME...MOT...LOC 1715Z 270DEG 26KT 4205 6972 4192 6974
          4180 6993

$$

KJC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
1231 PM EDT TUE AUG 19 2008

.SYNOPSIS...
A COLD FRONT CROSSING SOUTHEASTERN NEW ENGLAND THIS AFTERNOON...
WILL BE ACCOMPANIED BY SCATTERED STRONG TO SEVERE THUNDERSTORMS
MAINLY ACROSS SOUTHEASTERN MASSACHUSETTS CENTRAL AND SOUTHERN RHODE
ISLAND. THE FRONT WILL EXIT OFFSHORE LATE IN THE DAY WITH A DRY BUT
FALL-LIKE AIRMASS TO OVERSPREAD THE REGION TONIGHT AND WED. CANADIAN
HIGH PRESSURE WILL CREST OVER THE AREA THU...PROVIDING DRY DELIGHTFUL
WEATHER AT LEAST INTO SATURDAY ALONG WITH A WARMING TREND THIS
WEEKEND.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
FORECAST GRIDS UPDATE FOR ALL CLEAR MOST OF THE AREA IN ABOUT 15 MIN.
BIG TREE DAMAGE NR THE BRIDGEWATER PRISON. LSRS CONT.

SKYWARN NOW HERE.

ONLY ACTION NOW CAPE COD AND MAYBE S COAST COAST TO BUZZ BAY.

WE WILL UPDATE THE FCST AND GRIDS AGAIN AT 1245 PM. SOME TEMPS TRENDS
ARE VASTLY OFF IN THESE MIDDAY CLOUD COVER AIRMASS CHANGES.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH 6 AM WEDNESDAY/...
AN UNSEASONABLY COOL AIRMASS WILL BE USHERED IN WITH A 1025 MB HIGH
NOSING IN FROM THE GREAT LAKES.  UNDER MOSTLY CLEAR SKIES LOW
TEMPERATURES SHOULD FALL INTO THE 40S ACROSS THE NORMALLY COLDER
OUTLYING LOCATIONS.  EVEN THE URBAN HEAT ISLANDS OF DOWNTOWN BOSTON
AND PROVIDENCE SHOULD SEE OVERNIGHT LOWS IN THE MID 50S.  WE
ACTUALLY MAY SEE A TOUCH OF OCEAN EFFECT CLOUDINESS BEGIN TO AFFECT
THE OUTER-CAPE AND NANTUCKET LATE AS COOL AIR MOVES OVER THE
RELATIVELY WARM OCEAN VERY LATE TONIGHT.

&&

.LONG TERM /WEDNESDAY THROUGH MONDAY/...
WEDNESDAY...
AN EARLY SEASON FALL-LIKE AIRMASS WILL BE OVER THE REGION WED WITH
MORNING TEMPS IN THE 50S THROUGHOUT...WITH A FEW 40S ACROSS THE
HIGHER TERRAIN. IMPRESSIVE COLD AIR ADVECTION DURING THE DAY ONLY
ALLOWS 850 TEMPS TO RECOVER TO ABOUT +7C. THUS...FULL SUN AND GOOD
BOUNDARY LAYER MIXING WILL ONLY SUPPORT HIGHS IN THE 70S. A FEW
LOCATIONS IN THE HIGHER TERRAIN MAY ONLY SEE HIGHS IN THE UPPER 60S

THURSDAY THROUGH SATURDAY...
LARGE AMPLITUDE DEEP LAYER RIDGE CREST OVER THE REGION THU THRU AT
LEAST SAT...PROVIDING DRY WEATHER AND A GRADUAL WARMING TREND. BY
FRI AND SAT ALL MODEL GUIDANCE SUGGEST 850 TEMPS CLIMB TO +15C TO
+16C. THIS SHOULD PROMOTE HIGH TEMPERATURES IN THE MID TO UPPER 80S
AWAY FROM THE SOUTH COAST...ESPECIALLY SAT AS BOUNDARY LAYER DEEPENS
AND SURFACE WINDS BECOME SOUTHWEST.

SUNDAY AND MONDAY...

EAST COAST RIDGE LIKELY TO BEGIN BREAKING DOWN SOMETIME SUN OR MON
AS MODEL GUIDANCE IS IN GOOD AGREEMENT ON GREAT LAKES TROF
APPROACHING NEW ENGLAND SUN OR MON. MOISTURE FROM THE REMNANTS OF
FAY MAY BE ABSORBED INTO THIS TROF...SO THE RISK OF HEAVY DOWNPOURS
MAY BE AN ISSUE SUN AND/OR MON.

&&

.AVIATION /18Z TUESDAY THROUGH SUNDAY/...
TODAY...
VFR CONDITIONS WERE SEEN EARLY THIS MORNING AT MOST OF THE TERMINALS.
ONLY T+ NOW FMH HYA AND ACK.

TONIGHT...
VFR.  HOWEVER...WILL HAVE TO WATCH THE HYA/ACK TERMINAL IN CASE
OCEAN EFFECT CLOUDS MAKE IT THAT FAR WEST VERY LATE TONIGHT.  IF
THIS WERE TO HAPPEN THEY COULD SEE A FEW HOURS OF MVFR CONDITIONS.

OUTLOOK /WEDNESDAY THROUGH SATURDAY/...

WED THROUGH SAT...VFR. N-NW WINDS MAY GUSTS TO 20-25 KT WED MORNING.

&&

.MARINE...
THIS AFTERNOON...A STRONG COLD FRONT WILL THEN SHIFT THE WINDS TO
THE NORTHWEST BY MID AFTERNOON. ALTHOUGH WINDS SHOULD GENERALLY
REMAIN BELOW SCA THRESHOLDS...THE PRESSURE GRADIENT FORCE BEHIND THE
FRONT MAY RESULT IN BRIEF SCA WIND GUSTS. IN ADDITION...GUSTY WINDS
35 KTS AND HAIL WILL IN TSTMS SRN PART OF CAPE COD BAY AND SRN PART
OF NARR BAY SOUTHWARD. SMWS ETC IN PROGRESS.

TONIGHT...WIND GUSTS ON BUFKIT ARE LIKELY UNDERDONE WITH AN
UNUSUALLY COOL AIRMASS MOVING OVER THE RELATIVELY WARM OCEAN
WATERS.  LATER SHIFTS WILL PROBABLY NEED TO HOIST SCA FOR NORTHWEST
25 KNOT WIND GUSTS FOR AT LEAST SOME OF OUR WATERS.

OUTLOOK...WEDNESDAY THROUGH SATURDAY...

GUSTY NORTH TO NORTHWEST WINDS OF 20-25 KT POSSIBLE WED MORNING AS
CANADIAN HIGH PRES BUILDS SOUTHEAST TOWARD NEW ENGLAND. THE HIGH
CREST OVER THE REGION THU THRU SAT...PROVIDING FINE BOATING WEATHER
TO THE SOUTHERN NEW ENGLAND WATERS.

&&

.CLIMATE...
AMAZINGLY BOS/PVD/BDL/ORH AND BOX HAVE NOT YET HIT 90 DEG OR HIGHER
THIS AUGUST IN FACT...MONTHLY TEMPERATURE DEPARTURES ARE RUNNING 2
TO 4 DEGS BELOW NORMAL. THE FOLLOWING ARE SOME STATS REGARDING THE
FREQUENCY OF 90 DEG DAYS DURING THE MONTH OF AUGUST IN PREVIOUS
YEARS:

                            BOS     PVD     BDL     ORH     BOX

AVG # OF 90 DEG DAYS:       2.6     2.1     3.3     0.6    4.2
GREATEST # OF 90 DEG DAYS:  10/1988 10/2002 13/2002 6/1988  14/2002
MOST RECENT AUG WITHOUT A   2000    2004    2000    2005    2000
90 DEGREE DAY:

&&

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

&&

SYNOPSIS...NOCERA/FRANK
NEAR TERM...DRAG 1230P
SHORT TERM...FRANK
LONG TERM...NOCERA
AVIATION...DRAG/NOCERA 1230
MARINE...DRAG/NOCERA  1230P
CLIMATE...

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
1140 AM EDT TUE AUG 19 2008

CTZ002>004-MAZ002>024-026-NHZ011-012-015-RIZ001>008-201200-
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-
1140 AM EDT TUE AUG 19 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...THIS AFTERNOON AND TONIGHT.
STRONG TO SEVERE THUNDERSTORMS ARE LIKELY BETWEEN NOON AND 330 PM IN
PLYMOUTH...BRISTOL COUNTIES OF SOUTHEAST MASSACHUSETTS ONTO BARNSTABLE
COUNTY AND ALSO CENTRAL AND SOUTHERN RHODE ISLAND. LARGE HAIL AND DAMAGING
WINDS ARE EXPECTED. IN ADDITION...HEAVY DOWNPOURS AND ASSOCIATED POOR
DRAINAGE FLOODING ARE POSSIBLE. THE THREAT OF SEVERE WEATHER WILL DIMINISH
RAPIDLY FROM NORTHWEST TO SOUTHEAST LATE THIS AFTERNOON AS A COLD EXITS
OFFSHORE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THUNDERSTORMS ARE POSSIBLE SUNDAY AND OR MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BEGIN AT NOON FOR SOUTHEASTERN NEW ENGLAND.

ANZ230>237-250-254-255-201200-
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-
1140 AM EDT TUE AUG 19 2008

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE BETWEEN NOON AND 4 PM
FROM CAPE COD BAY TO NARRANGANSETT BAY INCLUDING THE PLYMOUTH COUNTY
COASTAL WATERS SOUTHWARD TO THE SOUTH COASTAL WATERS SOUTH OF
MASSACHUSETTS AND RHODE ISLAND. LARGE HAIL AND DAMAGING WINDS WITH
GUSTS TO 50 KT ARE POSSIBLE. THE THREAT OF SEVERE WEATHER WILL
DIMINISH RAPIDLY FROM NORTHWEST TO SOUTHEAST LATE THIS AFTERNOON AS A
COLD EXITS OFFSHORE.

IMMEDIATELY BEHIND THE COLD FRONT NORTH TO NORTHWEST WINDS MAY GUSTS
TO 25 KT LATE THIS AFTERNOON AND EARLY EVENING. ANOTHER SURGE OF
GUSTY NORTHWEST WINDS WILL ARRIVE EARLY WEDNESDAY MORNING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THUNDERSTORMS ARE POSSIBLE SUNDAY AND OR MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

DRAG

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1124 AM EDT TUE AUG 19 2008

MAZ013-017-018-020-RIZ001-002-191600-
NORTHERN BRISTOL MA-NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE
RI-SOUTHERN BRISTOL MA-WESTERN NORFOLK MA-WESTERN PLYMOUTH MA-
1124 AM EDT TUE AUG 19 2008

AT 1118 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM WITH THE POTENTIAL TO PRODUCE WIND GUSTS TO 40
MPH 2 MILES NORTHWEST OF CENTRAL FALLS...OR ABOUT 6 MILES SOUTHWEST
OF NORTH ATTLEBOROUGH...MOVING EAST AT 37 MPH.

THE THUNDERSTORM WILL BE NEAR...ATTLEBOROUGH AND NORTH ATTLEBOROUGH
BY 1130 AM EDT...TAUNTON AND NORTON BY 1140 AM EDT...RAYNHAM AND
BERKLEY BY 1150 AM EDT...MIDDLEBOROUGH AND LAKEVILLE BY NOON EDT.

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.

KJCC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1136 AM EDT TUE AUG 19 2008

MAZ013-016>019-191600-
EASTERN NORFOLK MA-EASTERN PLYMOUTH MA-NORTHERN BRISTOL MA-WESTERN
NORFOLK MA-WESTERN PLYMOUTH MA-
1136 AM EDT TUE AUG 19 2008

AT 1133 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM WITH THE POTENTIAL TO PRODUCE WIND GUSTS TO 40
MPH AND SMALL HAIL 3 MILES EAST OF FOXBOROUGH...OR ABOUT 8 MILES WEST
OF BROCKTON...MOVING EAST AT 36 MPH.

THE THUNDERSTORM WILL BE NEAR...BROCKTON AND WHITMAN BY 1150 AM
EDT...HANSON AND HANOVER BY NOON EDT.

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.

KJC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1148 AM EDT TUE AUG 19 2008

MAZ017>019-191615-
EASTERN PLYMOUTH MA-NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-
1148 AM EDT TUE AUG 19 2008

AT 1143 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM WITH THE POTENTIAL TO PRODUCE WIND GUSTS TO 45
MPH OVER RAYNHAM...OR ABOUT 2 MILES NORTHEAST OF TAUNTON...MOVING
EAST AT 32 MPH.

THE THUNDERSTORM WILL BE NEAR...MIDDLEBOROUGH AND HALIFAX BY NOON
EDT...PLYMPTON AND CARVER BY 1210 PM EDT...PLYMOUTH AND KINGSTON BY
1220 PM EDT.

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.

KJC

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MA
1204 PM EDT TUE AUG 19 2008

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

1158 AM     TSTM WND DMG     BRIDGEWATER             41.99N 70.97W
08/19/2008                   PLYMOUTH           MA   AMATEUR RADIO

            TREES DOWN ON OAK AND POND STREET

&&

WSIMPSON

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
1207 PM EDT TUE AUG 19 2008

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

1158 AM     TSTM WND DMG     BRIDGEWATER             41.99N 70.97W
08/19/2008                   PLYMOUTH           MA   AMATEUR RADIO

            TREES DOWN ON OAK AND POND STREET

1203 PM     TSTM WND DMG     HANSON                  42.06N 70.85W
08/19/2008                   PLYMOUTH           MA   AMATEUR RADIO

            TREES DOWN

&&

WSIMPSON

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1239 PM EDT TUE AUG 19 2008

MAZ022-191715-
BARNSTABLE MA-
1239 PM EDT TUE AUG 19 2008

AT 1235 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS WITH THE POTENTIAL TO PRODUCE WIND GUSTS
TO 40 MPH ALONG A LINE EXTENDING FROM 4 MILES NORTHEAST OF
PROVINCETOWN TO 4 MILES WEST OF WELLFLEET TO 8 MILES NORTHWEST OF
YARMOUTH...OR ALONG A LINE EXTENDING FROM 29 MILES NORTH OF
BARNSTABLE TO 19 MILES NORTHEAST OF BARNSTABLE TO 7 MILES NORTH OF
BARNSTABLE...MOVING EAST AT 29 MPH.

THUNDERSTORMS WILL BE NEAR...YARMOUTH BY 1240 PM EDT...DENNIS BY 1250
PM EDT...HARWICH AND BREWSTER BY 100 PM EDT...ORLEANS AND EASTHAM BY
110 PM EDT.

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.

KJC