Alert archive / Massachusetts / Areal Flood Warnings in 2016

Areal Flood Warning 1, NWS Boston/Norton, MA

February 25, 2016Franklin County, Hampden County, Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this areal flood warning at Feb 25, 2016, 1:25 AM EST for Franklin County, Hampden County, Hampshire County, Massachusetts. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 25, 2016, 1:25 AM EST (06:25 UTC)
Expired
Feb 25, 2016, 5:30 AM EST
In force
4 hr
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon
Flood severity
None

Counties Franklin County, MA, Hampden County, MA, Hampshire County, MA

The radar

The Albany radar (KENX), 121 km from the middle of the area, began a volume at 06:24 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.

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 6.4 hours before the alert went out and 105 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 00:00Z on 2016-02-25Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 00:00Z on 2016-02-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 534 square meters per square second.1939587897117Sfc1 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
536 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
534 m²/s²
0-3 km storm-relative helicity
635 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood 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 areal flood warning went out at Feb 25, 1:22 AM EST, 3 minutes earlier.

Area forecast discussion, Feb 25, 1:22 AM EST, 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
122 AM EST THU FEB 25 2016

.SYNOPSIS...
HEAVY SHOWERS WITH EMBEDDED THUNDERSTORMS AND STRONG TO LOCALLY
DAMAGING WIND GUSTS ARE EXPECTED TONIGHT INTO EARLY THURSDAY
MORNING. THE REST OF THURSDAY WILL BE MILD AND MAINLY DRY...OTHER
THAN FOR A FEW AFTERNOON SHOWERS ACROSS THE INTERIOR. COOLER BUT
DRY WEATHER EXPECTED THROUGH SATURDAY FOLLOWED BY A WARMING TREND
SUNDAY INTO MONDAY. A SERIES OF LOW PRESSURE SYSTEMS WILL MOVE
THROUGH CANADA...WITH ONE BRINGING A COLD FRONT THROUGH SOUTHERN
NEW ENGLAND EARLY NEXT WEEK.

&&

.NEAR TERM /UNTIL 6 AM THIS MORNING/...

*** SEVERE THUNDERSTORM WATCH FOR DAMAGING WINDS IN EFFECT UNTIL 5
 AM FOR ALL OF CT...MA AND RI ***

*** SHOWERS WITH HEAVY RAINFALL AND LOCALIZED MINOR FLOODING
 OVERNIGHT ***

*** NEAR RECORD WARMTH EARLY THIS MORNING ***

115 AM UPDATE...

CONVECTION AND DAMAGING WIND THREAT ...

EXTREMELY ANOMALOUS EVENT UNFOLDING HERE IN SOUTHERN NEW ENGLAND
WITH SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 5 AM FOR ALL OF
CT...MA AND RI FOR THE RISK OF DAMAGING WINDS WITH CONVECTION
APPROACHING OCCLUDED FRONT. INTENSE LOW LEVEL SOUTHERLY JET OF 70
TO 80 KT ADVECTING AN ANOMALOUS WARM SECTOR ACROSS CT/MA AND RI
WITH TEMPS AND DEW PTS IN THE U50S AND L60S! THIS IS YIELDING
MUCAPES UP TO 1000J/KG ADVECTING IN RI! INCREDIBLE FOR LATE FEB
AT THIS LATITUDE. THIS IMPRESSIVE JET HAS DEVELOPED A PRONOUNCED
LOW LEVEL INVERSION AROUND 950 MB OF ABOUT +16C! HOWEVER STRONG
SHALLOW UPDRAFTS RESULTING IN VERY HEAVY RAINFALL WITH PRECIP DRAG
PROCESSES BRINGING DOWN STRONGER WINDS FROM ALOFT. THIS WILL
RESULT IN LOCALIZED DAMAGING WINDS WITH STRONGEST CONVECTION.

WILD CARD HERE IS NEW CONVECTION FIRING ON THE SOUTHERN PORTION OF
THIS LINE OFF THE CAROLINA COAST. MOST OF THE GLOBAL AND HI RES
GUID SUGGEST THE CONVECTION OVER CT AND WESTERN-CENTRAL MA WILL
WEAKEN OVER THE NEXT FEW HOURS AS IT ENTERS RI AND EASTERN MA.
THIS WOULD BE A RESULT OF CONVECTION OFF CAROLINA COAST TAKING
OVER AND PRECLUDING DEEP INSTABILITY FROM TRAVERSING NORTHWARD
INTO RI AND EASTERN MA. HOWEVER CONFIDENCE IS LOW AND CAN SEE
EITHER SCENARIO VERIFYING. TIMELINE FOR STRONG TO DAMAGING WINDS
IS NOW THRU ABOUT 09Z/4AM...POSSIBLY LINGERING TO 12Z/7AM CAPE COD
AND ISLANDS.

NEAR RECORD WARMTH ...

INCREDIBLE WARM SECTOR RESULTING IN TEMPS AT 1 AM IN THE LOW TO
MID 60S IN MANY SPOTS /64 AT OWD-TAN AND GHG!/. DEW PTS NOT FAR
BEHIND IN THE U50S AND L60S. THIS IS PROVIDING 500-1000J/KG OF
MUCAPE ACROSS EASTERN CT/RI AND EASTERN MA. HERE ARE THE RECORD
HIGHS FOR TODAY ...

BOS 65/1930
PVD 69/1976
BDL 70/1976
ORH 64/1976

&&

.SHORT TERM /6 AM THIS MORNING THROUGH 6 PM FRIDAY/...

THURSDAY...

HEAVY SHOWERS/EMBEDDED THUNDERSTORMS WILL BE EXITING SOUTHEAST NEW
ENGLAND BY MID MORNING ALONG WITH THE OCCLUDED FRONT.  EARLY MORNING
TEMPS WELL UP INTO THE 50S TO NEAR 60 ON THE COASTAL PLAIN WILL ONLY
SLOWLY FALL AS COLD AIR ADVECTION IS RATHER WEAK WITH SOUTHWEST
WINDS.  TEMPS PROBABLY REMAIN AT OR ABOVE 50 INTO EARLY AFTERNOON
FOR AT LEAST THE LOWER ELEVATIONS.

AS FOR PRECIPITATION...ONCE THE MAIN ACTIVITY MOVES OFF THE COAST BY
MID MORNING...MUCH OF THE DAY WILL BE DRY IN A GIVEN LOCATION.
HOWEVER...EXPECT A FEW HIT AND MISS SHOWERS TO DEVELOP ACROSS THE
INTERIOR CLOSER TO THE UPPER LEVEL LOW/COLD POOL ALOFT.  SKIES WILL
GENERALLY BE MOSTLY CLOUDY...BUT MAY SEE A FEW PEEKS OF SUN BUT
CLOUDS WILL DOMINATE ESPECIALLY DURING THE AFTERNOON.

THE OTHER CONCERN WILL BE FOR RE-DEVELOPING WINDY CONDITIONS DURING
THE AFTERNOON.  LOW LEVEL LAPSE RATES WILL BE STEEPENING AS COLDER
AIR WORKS IN ALOFT...BUT AT THE SAME TIME WIND FIELDS WILL BE
DIMINISHING.  STILL FEEL WE MAY SEE WIND ADVISORY CRITERIA
APPROACHED AGAIN DURING THE AFTERNOON/EARLY EVENING IN RHODE
ISLAND/SOUTHEAST MA.  WILL EXTEND THE WIND ADVISORY FOR THAT REGION
THROUGH EARLY THURSDAY EVENING.  ACROSS THE REST OF THE
REGION...WINDS WILL LIKELY REMAIN BELOW ADVISORY CRITERIA.

&&

.LONG TERM /FRIDAY NIGHT THROUGH WEDNESDAY/...

HIGHLIGHTS...

* SEASONABLE TEMPERATURES RETURN FRIDAY AND SATURDAY
* ABOVE AVERAGE TEMPERATURES LIKELY SUNDAY AND MONDAY
* HIT OR MISS SHOWERS ON MONDAY WITH ANOTHER PRECIP POTENTIAL
  MIDDLE OF NEXT WEEK

OVERVIEW...

POSITIVE PNA HAS KEPT SOUTHERN NEW ENGLAND IN AN ELONGATED TROUGH
THROUGH MUCH OF THE MEDIUM RANGE FORECAST. THE GFS/ECMWF/CANADIAN
ENSEMBLE SYSTEMS SHOW GOOD SYNOPTIC AGREEMENT BUT STILL DIFFER IN
THE HANDLING OF SHORTWAVES THROUGH THE MEAN LONGWAVE PATTERN AS
EVIDENCED BY SEPARATED ENSEMBLE SYSTEM CLUSTERING. FIRST SHORTWAVE
WILL BRING A FRONTAL SYSTEM THROUGH FRIDAY WITH A SECONDARY COLD
FRONT ON SATURDAY. EARLY NEXT WEEK...THE NEXT WAVE PASSING THROUGH
SUN-MON WILL BRING SNOW TO THE GREAT LAKES. THE SNOW THEN PROGRESSES
INTO ONTARIO/QUEBEC AND NORTHERN MAINE AS MOST OF NEW YORK AND NEW
ENGLAND WILL BE SOUTH OF THE LOW TRACK AND CONSEQUENTLY TOO WARM FOR
A SUSTAINED PERIOD OF SNOW. HOWEVER CONTINUE TO WATCH A POTENTIAL
SYSTEM MIDDLE TO END OF NEXT WEEK. DEPENDING ON WHERE THE LOW
TRACKS...COULD SEE EITHER RAIN OR SNOW.

DAILIES...

FRIDAY INTO SATURDAY...

QUICK MOVING SHORTWAVE ALOFT WILL BRING A COLD FRONT THROUGH THE
REGION FRIDAY NIGHT. THIS WILL HELP KEEP THE WINDS GUSTY OVERNIGHT
AND LIMIT THE POTENTIAL FOR RADIATIONAL COOLING. A SECONDARY COLD
FRONT WILL SWING THROUGH DURING THE DAY ON FRIDAY AS 850 MB TEMPS
DROP TO -13C. THIS WILL LIMIT HIGH TEMPS TO MORE SEASONABLE
CONDITIONS FOR FRIDAY.

HIGH PRESSURE WILL BEGIN TO BUILD SOUTH OF THE REGION FRIDAY NIGHT
INTO SATURDAY. CLEARING SKIES AND LIGHT WINDS WILL ALLOW FOR
RADIATIONAL COOLING FRIDAY NIGHT. OVERNIGHT TEMPS MAY DROP INTO THE
LOW TEENS TO ACROSS MUCH OF THE AREA OUTSIDE OF PVD/BOS. BECAUSE OF
THE COOLER START TEMPS WILL BE SLOW TO REBOUND ON SATURDAY. HIGHS
WILL BE IN THE MID TO UPPER 30S...CLOSE TO SEASONABLE. HOWEVER WITH
LESS WIND AND CLEARING SKIES IT MAY NOT FEEL AS COOL.

SUNDAY INTO MONDAY...

LOW PRESSURE SYSTEM WILL MOVE ACROSS THE GREAT LAKES AND TOWARDS
NORTHERN NEW ENGLAND. SINCE SOUTHERN NEW ENGLAND WILL BE SOUTH SIDE
OF THE LOW...APPEARS THAT WE WILL WARM SECTOR ONCE AGAIN AS 850 MB
TEMPS WARM TO 6C. SURFACE TEMPS MAY REACH CLOSE TO 50F ON
SUNDAY...AND MID 50S BY MONDAY. SOME GUIDANCE EVEN INDICATED THE
POTENTIAL FOR 60S ON MONDAY. LOW CONFIDENCE IF THAT WILL
HAPPEN...BUT CANT RULE IT OUT THANKS TO WESTERLY WIND.

AS THE LOW PASSES TO OUR NORTH...A COLD FRONT WILL MOVE THROUGH THE
REGION LATE MONDAY INTO TUESDAY. THIS SYSTEM MAY BRING SOME SHOWERS
TO THE AREA. ENSEMBLE GUIDANCE IS NOT POINTING TO A LOT OF MOISTURE
ASSOCIATED WITH THIS SYSTEM SO TRENDED TOWARDS A CHC OF
SHOWERS...MORE OF THE HIT OF MISS VARIETY. STILL SEVERAL DAYS AWAY
SO THE TREND CAN CHANGE.

TUESDAY AND BEYOND...

LARGE SPREAD IN THE GUIDANCE AND ENSEMBLES. COULD BE A MORE ACTIVE
PATTERN BEGINNING ON WEDNESDAY INTO THE END OF THE WEEK. EC AND EC
ENSEMBLES SHOW A QUICK MOVING SYSTEM PASSING THROUGH. DEPENDING ON
WHAT SIDE OF THE LOW WE ARE ON WE COULD SEE WITH SNOW OR RAIN.
CMC/GFS SHOW ANOTHER INSIDE RUNNER BY THURSDAY WITH THE EC ENSEMBLES
SHOWING ANOTHER SYSTEM FRIDAY NIGHT. AGAIN A MORE ACTIVE PATTERN
APPEARS TO TAKE SHAPE WHICH IS MORE IN-LINE WITH THE POSITIVE PNA AN
A TRENDING NEGATIVE NAO.

&&

.AVIATION /06Z THURSDAY THROUGH MONDAY/...

FORECASTER CONFIDENCE LEVELS...

LOW...LESS THAN 30 PERCENT.
MODERATE...30 TO 60 PERCENT.
HIGH...GREATER THAN 60 PERCENT.

SHORT TERM /THROUGH FRIDAY/...

115 AM UPDATE ...

THRU 12Z ...

A MIX OF IFR/MVFR IN HEAVY SHOWERS AND SCT T-STORMS WITH ISOLATED
SEVERE STORMS THRU 10Z ACROSS EASTERN MA AND RI...THEN EXITING
CAPE COD AND NANTUCKET AROUND 12Z. STRONG SOUTHERLY WINDS 30 TO 40
KT WITH GUSTS UP TO 60 KT IN STRONGEST STORMS.

AFTER 12Z ...

BIG IMPROVEMENT WITH SHOWERS AND T-STORMS OFFSHORE. CONDITIONS
IMPROVING TO MVFR AND VFR ALONG WITH A WIND SHIFT FROM SOUTH TO
SOUTHWEST. HOWEVER STILL GUSTY ESPECIALLY ACROSS RI AND SOUTHEAST
MA WITH GUSTS UP TO 45 KT.

TONIGHT ...

MVFR IN SCATTERED RAIN SHOWERS CHANGING OVER TO SCATTERED SNOW
SHOWERS. GUSTY SW WINDS BECOME WEST LATE WITH THE FRONTAL PASSAGE.

KBOS TERMINAL...THREAT FOR T-STORMS WITH STRONG TO DAMAGING WINDS
THROUGH 10Z. IFR/MVFR ALONG WITH SOUTH WINDS 30 TO 40 KT BUT GUSTS
UP TO 55 KT IN STRONGEST STORMS. BIG IMPROVEMENT AFTER 10Z WITH
CONDITIONS IMPROVING TO MVFR-VFR ALONG WITH A WIND SHIFT TO
SOUTHWEST.

KBDL TERMINAL...STRONG T-STORMS UNTIL 07Z/08Z THEN INTENSITY
DECREASING WITH DRYING TREND AFTER 09Z. IFR/MVFR IMPROVES TO
MVFR-VFR AFTER 12Z.

OUTLOOK /FRIDAY THROUGH MONDAY/...

FRIDAY...HIGH CONFIDENCE. VFR WITH GUSTY WESTERLY WINDS NEAR
20-30 KTS.

FRIDAY NIGHT THROUGH SUNDAY...HIGH CONFIDENCE.  MAINLY VFR. WINDS
WILL BE LIGHT AND VARIABLE SATURDAY BUT INCREASE OUT OF THE SW ON
SUNDAY.

MONDAY...MODERATE CONFIDENCE. MAINLY VFR. CANNOT RULE OUT SOME
MVFR CIGS IN PASSING SHOWER.

&&

.MARINE...
FORECASTER CONFIDENCE LEVELS...

LOW...LESS THAN 30 PERCENT.
MODERATE...30 TO 60 PERCENT.
HIGH...GREATER THAN 60 PERCENT.

SHORT TERM /THROUGH FRIDAY/...

TONIGHT...MODERATE CONFIDENCE.  GALE WARNINGS GO INTO AFFECT FOR ALL
WATERS LATE TONIGHT.  STRONG LOW LEVEL JET DEVELOPS BUT ITS ALWAYS
UNCERTAIN HOW MUCH OF IT WILL MIX DOWN.  STILL FEEL A GOOD SHOT AT
35 TO 40+ KNOT SOUTHERLY WIND GUSTS PARTICULARLY IN ANY CONVECTION.
IN ADDITION...AREAS OF RAIN/FOG AND EMBEDDED THUNDERSTORMS WILL
RESULT IN POOR VSBYS FOR MARINERS AT TIMES.

THURSDAY...MODERATE CONFIDENCE.  WINDS SLACKEN FOR A TIME THURSDAY
MORNING AS OCCLUDED FRONT EXITS THE COAST.  HOWEVER...STEEPENING LOW
LEVEL LAPSE RATES SHOULD SUPPORT A SECOND ROUND OF SOUTHWEST WIND
GUSTS OF 30 TO 40 KNOTS THURSDAY AFTERNOON/EVENING.  GALE WARNINGS
CONTINUE.  VISIBILITY RESTRICTIONS SHOULD QUICKLY IMPROVE BY MID
MORNING THOUGH AS DRIER AIR WORKS OVER THE WATERS.

OUTLOOK /FRIDAY NIGHT THROUGH MONDAY/...MODERATE TO HIGH
CONFIDENCE.

THURSDAY NIGHT...SOUTHWESTERLY GALE FORCE WINDS ARE EXPECTED THROUGH
MUCH OF THE NIGHT.  12 TO 15 FOOT SEAS ON THE SOUTHERN WATERS AND 5
TO 10 FOOT SEAS ON THE EXPOSED EASTERN WATERS WILL CONTINUE THROUGH
THE NIGHT.

FRIDAY...WESTERLY WINDS WILL SLOWLY SHIFT TO THE NORTHWEST. HIGH END
SMALL CRAFT ADV LIKELY FOR THE OUTER WATERS AS WIND GUSTS NEAR 30-
34 KTS.

FRIDAY NIGHT INTO SATURDAY...HIGH PRESSURE WILL BEGIN TO BUILD
ACROSS THE WATERS ALLOWING FOR BOTH WIND AND SEAS TO RELAX. SCA MAY
BE DROPPED DURING THE LATER HALF OF THE DAY.

SUNDAY INTO MONDAY...SOUTHWESTERLY WINDS WILL BE GUSTING CLOSE TO
25 KTS THROUGH MUCH OF THE PERIOD. THIS WILL ALSO INCREASE SEAS
AND SWELL INTO MONDAY AS A COLD FRONT PASSES THROUGH MONDAY NIGHT.

&&

.TIDES/COASTAL FLOODING...
ONLY ISOLATED MINOR COASTAL FLOODING AT WORST IS NOW ANTICIPATED
ALONG THE RI AND MA SOUTH COAST. THE STRONGEST SOUTHERLY WINDS ARE
EXPECTED TO OCCUR AT LEAST SEVERAL HOURS BEFORE THE TIME OF THE
THURSDAY MORNING HIGH TIDE. ALTHOUGH THERE WILL STILL BE A
MODERATELY STRONG SOUTH TO SOUTHWEST SURFACE WIND AT THE TIME OF THE
HIGH TIDE...MAINLY BETWEEN 9 AND 10 AM...THE STORM SURGE SHOULD HAVE
HAD A CHANCE TO RECEDE SOME. THE FASTER MOVEMENT IS REFLECTED IN
BOTH THE ESTOFS AND ETSS GUIDANCE. OUR THINKING IS THAT THE SURGE
MAY PEAK BETWEEN 2 AND 2.5 FEET IN THE EARLY MORNING BUT RELAX TO
AROUND 1.5 FEET OR SO BY THE TIME OF THE HIGH TIDE. SWELLS OF 10 TO
15 FEET APPROACHING THE EXPOSED RI AND MA SOUTH COASTS MAY INDUCE
SOME SPLASHOVER WITHIN AN HOUR OF THE HIGH TIDE. AT THIS POINT ANY
IMPACTS LOOK TO BE VERY MINOR AND SO ONLY ISSUED A STATEMENT WITHOUT
EVEN AN ADVISORY HEADLINE.

THE RELATIVELY HIGH WATER LEVELS AND SOUTHERLY SWELLS BREAKING
ONSHORE MAY CAUSE LOCALIZED BEACH EROSION ALONG SOME EXPOSED SOUTH
FACING BEACHES...INCLUDING THOSE ON THE SOUTH SIDE OF MARTHA/S
VINEYARD AND NANTUCKET.

WE STILL WILL NEED TO WATCH THE MOUTH OF THE PAWCATUCK RIVER IN
WESTERLY FOR POSSIBLE MINOR FLOODING AROUND THE TIME OF BOTH THIS
EVENING/S HIGH TIDE AND THE THU MORNING HIGH TIDE DUE TO THE
COMBINATION OF HIGH FRESH WATER RUNOFF AGAINST THE RELATIVELY HIGH
TIDES. OUR CONFIDENCE IS RELATIVELY LOW SINCE THE MAGNITUDES OF
BOTH THE RUNOFF AND THE SURGE ARE FACTORS.

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...WIND ADVISORY UNTIL 7 AM EST THIS MORNING FOR CTZ002>004.
MA...WIND ADVISORY UNTIL 7 PM EST THIS EVENING FOR MAZ017>024.
     WIND ADVISORY UNTIL 7 AM EST THIS MORNING FOR MAZ005>007-
     012>016.
RI...WIND ADVISORY UNTIL 7 PM EST THIS EVENING FOR RIZ002>008.
     WIND ADVISORY UNTIL 7 AM EST THIS MORNING FOR RIZ001.
MARINE...GALE WARNING UNTIL 7 PM EST THIS EVENING FOR ANZ230>237-250-
     251-254>256.

&&

SYNOPSIS...FRANK/DUNTEN
NEAR TERM...NOCERA
SHORT TERM...FRANK
LONG TERM...DUNTEN
AVIATION...NOCERA/DUNTEN
MARINE...FRANK/DUNTEN
TIDES/COASTAL FLOODING...
Hazardous weather outlook, Feb 25, 12:36 AM EST, 49 minutes before
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In the hours before

Special weather statement, Feb 24, 10:32 PM EST, 2 hours 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1032 PM EST WED FEB 24 2016

CTZ002-MAZ002-003-008>011-250400-
HARTFORD CT-WESTERN FRANKLIN MA-EASTERN HAMPDEN MA-
EASTERN FRANKLIN MA-WESTERN HAMPDEN MA-WESTERN HAMPSHIRE MA-
EASTERN HAMPSHIRE MA-
1032 PM EST WED FEB 24 2016

...STRONG THUNDERSTORM IN NORTHWESTERN HARTFORD...HAMPSHIRE...WESTERN
HAMPDEN AND CENTRAL FRANKLIN COUNTIES...

AT 1032 PM EST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
OVER GRANVILLE...OR NEAR WESTFIELD...MOVING NORTH AT 80 MPH.

WIND GUSTS OF 50 TO 55 MPH ARE POSSIBLE WITH THIS STORM. THIS STORM
HAS A HISTORY OF PRODUCING WIND GUSTS UP TO 50 MPH.

LOCATIONS IMPACTED INCLUDE...
WESTFIELD...HOLYOKE...AMHERST...NORTHAMPTON...WEST SPRINGFIELD...
GREENFIELD...ORANGE...DEERFIELD...SOUTH HADLEY...EASTHAMPTON...GRANBY...
SOUTHWICK...MONTAGUE...SOUTHAMPTON...HADLEY...SUNDERLAND...HATFIELD...
WILLIAMSBURG...HUNTINGTON AND HARTLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

&&

LAT...LON 4215 7307 4214 7305 4215 7303 4227 7300
      4231 7300 4260 7296 4258 7234 4197 7281
      4197 7303 4204 7301 4204 7306 4211 7307
      4212 7306
TIME...MOT...LOC 0332Z 199DEG 70KT 4210 7286

SIPPRELL
Special weather statement, Feb 24, 11:24 PM EST, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1124 PM EST WED FEB 24 2016

CTZ002-003-MAZ002>004-008>011-026-250500-
HARTFORD CT-TOLLAND CT-WESTERN FRANKLIN MA-NORTHERN WORCESTER MA-
NORTHWEST MIDDLESEX COUNTY MA-EASTERN HAMPDEN MA-EASTERN FRANKLIN MA-
WESTERN HAMPDEN MA-WESTERN HAMPSHIRE MA-EASTERN HAMPSHIRE MA-
1124 PM EST WED FEB 24 2016

...STRONG THUNDERSTORM IN NORTHWESTERN TOLLAND...HARTFORD...
HAMPSHIRE...HAMPDEN...NORTHWESTERN WORCESTER...FRANKLIN AND
NORTHWESTERN MIDDLESEX COUNTIES...

AT 1123 PM EST...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR MIDDLEFIELD TO NEAR
VERNON...AND MOVING NORTHEAST AT 105 MPH.

WINDS IN EXCESS OF 40 TO 50 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
SPRINGFIELD...HARTFORD...NEW BRITAIN...WEST HARTFORD...BRISTOL...
MANCHESTER...CHICOPEE...EAST HARTFORD...ENFIELD...SOUTHINGTON...WESTFIELD...
HOLYOKE...AMHERST...GLASTONBURY...NEWINGTON...VERNON...WINDSOR...
NORTHAMPTON...AGAWAM AND WEST SPRINGFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THESE STORMS APPROACH. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

DO NOT DRIVE THROUGH FLOODED ROADS OR UNDERPASSES. AVOID LOW LYING
AREAS NEAR SMALL STREAMS.

&&

LAT...LON 4215 7307 4215 7303 4231 7300 4233 7306
      4273 7264 4271 7185 4165 7254 4163 7271
      4159 7275 4179 7302 4181 7295 4188 7295
      4197 7289 4197 7303 4204 7301 4204 7306
      4211 7307
TIME...MOT...LOC 0423Z 205DEG 90KT 4232 7301 4187 7244

MD
Special weather statement, Feb 24, 11:55 PM EST, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1155 PM EST WED FEB 24 2016

CTZ002>004-MAZ002>004-008>012-026-RIZ001-003-250545-
WINDHAM CT-TOLLAND CT-HARTFORD CT-WESTERN FRANKLIN MA-
NORTHERN WORCESTER MA-SOUTHERN WORCESTER MA-
NORTHWEST MIDDLESEX COUNTY MA-EASTERN HAMPDEN MA-WESTERN HAMPDEN MA-
EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA-EASTERN HAMPSHIRE MA-
WESTERN KENT RI-NORTHWEST PROVIDENCE RI-
1155 PM EST WED FEB 24 2016

...STRONG THUNDERSTORMS IN
WINDHAM...TOLLAND...HARTFORD...HAMPSHIRE...
HAMPDEN...WORCESTER...FRANKLIN...NORTHWESTERN MIDDLESEX...WEST
CENTRAL KENT AND SOUTHWESTERN PROVIDENCE COUNTIES...

AT 1154 PM EST...DOPPLER RADAR WAS TRACKING SEVERAL STRONG
THUNDERSTORMS...MOVING NORTHEAST AT 45 MPH.

WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS STORM.

MINOR FLOODING FROM TORRENTIAL RAINFALL WILL OCCUR ON ROADS AND
UNDERPASSES THAT ARE TYPICALLY PRONE TO FLOODING.

LOCATIONS IMPACTED INCLUDE...
WORCESTER...SPRINGFIELD...HARTFORD...NEW BRITAIN...WEST HARTFORD...
BRISTOL...MANCHESTER...CHICOPEE...EAST HARTFORD...ENFIELD...SOUTHINGTON...
WESTFIELD...LEOMINSTER...FITCHBURG...HOLYOKE...AMHERST...GLASTONBURY...
NEWINGTON...VERNON AND WINDSOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

DO NOT DRIVE THROUGH FLOODED ROADS OR UNDERPASSES. AVOID LOW LYING
AREAS NEAR SMALL STREAMS.

&&

LAT...LON 4263 7295 4267 7300 4270 7295 4270 7302
      4274 7302 4271 7184 4161 7177 4164 7179
      4166 7216 4171 7224 4159 7239 4158 7246
      4165 7253 4163 7271 4155 7282 4156 7295
      4180 7302 4181 7295 4197 7289 4197 7303
TIME...MOT...LOC 0454Z 240DEG 49KT 4209 7272

MD
Local storm report, Feb 25, 12:10 AM EST, 1 hour 15 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
1210 AM EST THU FEB 25 2016

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

1046 PM     NON-TSTM WND DMG MARION                  41.70N  70.76W
02/24/2016                   PLYMOUTH           MA   AMATEUR RADIO

            WIRES DOWN AT SPRING STREET AND RYDER LANE.

1053 PM     TSTM WND DMG     BURLINGTON              41.77N  72.97W
02/24/2016                   HARTFORD           CT   AMATEUR RADIO

            TREE AND WIRES DOWN ON THE GEORGE WASHINGTON TURNPIKE.

1055 PM     NON-TSTM WND DMG FAIRHAVEN               41.65N  70.82W
02/24/2016                   BRISTOL            MA   AMATEUR RADIO

            WIRES DOWN ON ALDEN ROAD.

1159 PM     TSTM WND DMG     SPRINGFIELD             42.12N  72.54W
02/24/2016                   HAMPDEN            MA   AMATEUR RADIO

            TREE LIMB DOWN ON WIRES ON ORLANDO STREET.

1200 AM     NON-TSTM WND DMG STOUGHTON               42.12N  71.10W
02/25/2016                   NORFOLK            MA   AMATEUR RADIO

            TREE DOWN ON WIRES.

1203 AM     TSTM WND GST     SPRINGFIELD             42.12N  72.54W
02/25/2016  M58 MPH          HAMPDEN            MA   BROADCAST MEDIA

            AT SPRINGFIELD CENTRAL HS.

1204 AM     NON-TSTM WND DMG FOXBORO                 42.06N  71.25W
02/25/2016                   NORFOLK            MA   AMATEUR RADIO

            LIMB DOWN ON WIRES.

&&

RLG
Special weather statement, Feb 25, 12:38 AM EST, 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1238 AM EST THU FEB 25 2016

CTZ002-003-MAZ003-004-010>012-026-250630-
HARTFORD CT-TOLLAND CT-NORTHERN WORCESTER MA-SOUTHERN WORCESTER MA-
NORTHWEST MIDDLESEX COUNTY MA-EASTERN HAMPDEN MA-EASTERN FRANKLIN MA-
EASTERN HAMPSHIRE MA-
1238 AM EST THU FEB 25 2016

...STRONG THUNDERSTORMS IN NORTHWESTERN TOLLAND...NORTH CENTRAL
HARTFORD...SOUTHEASTERN HAMPSHIRE...SOUTHEASTERN HAMPDEN...WESTERN
WORCESTER...EASTERN FRANKLIN AND NORTHWESTERN MIDDLESEX COUNTIES...

AT 1238 AM EST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
OVER EAST LONGMEADOW...OR NEAR ENFIELD...MOVING NORTH AT 45 MPH.

WIND GUSTS UP TO 55 MPH ARE LIKELY WITH THESE STORM.

MINOR FLOODING FROM TORRENTIAL RAINFALL WILL OCCUR ON ROADS AND
UNDERPASSES THAT ARE TYPICALLY PRONE TO FLOODING.

LOCATIONS IMPACTED INCLUDE...
SPRINGFIELD...CHICOPEE...ENFIELD...FITCHBURG...HOLYOKE...AMHERST...AGAWAM...
WEST SPRINGFIELD...ORANGE...LUDLOW...GARDNER...SOUTH HADLEY...LONGMEADOW...
SUFFIELD...EAST LONGMEADOW...BELCHERTOWN...WILBRAHAM...PALMER...STAFFORD
AND SPENCER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

DO NOT DRIVE THROUGH FLOODED ROADS OR UNDERPASSES. AVOID LOW LYING
AREAS NEAR SMALL STREAMS.

&&

LAT...LON 4271 7177 4202 7219 4201 7271 4202 7271
      4272 7235
TIME...MOT...LOC 0538Z 201DEG 93KT 4203 7252

MD
Local storm report, Feb 25, 12:51 AM EST, 34 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TAUNTON MA
1251 AM EST THU FEB 25 2016

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

1046 PM     NON-TSTM WND DMG MARION                  41.70N  70.76W
02/24/2016                   PLYMOUTH           MA   AMATEUR RADIO

            WIRES DOWN AT SPRING STREET AND RYDER LANE.

1053 PM     TSTM WND DMG     BURLINGTON              41.77N  72.97W
02/24/2016                   HARTFORD           CT   AMATEUR RADIO

            TREE AND WIRES DOWN ON THE GEORGE WASHINGTON TURNPIKE.

1055 PM     NON-TSTM WND DMG FAIRHAVEN               41.65N  70.82W
02/24/2016                   BRISTOL            MA   AMATEUR RADIO

            WIRES DOWN ON ALDEN ROAD.

1148 PM     TSTM WND DMG     ATHOL                   42.59N  72.23W
02/24/2016                   WORCESTER          MA   AMATEUR RADIO

            TREE DOWN ON CAR AT THE INTERSECTION OF PARTRIDGEVILLE
            AND COOLIDGE ROADS.

1159 PM     TSTM WND DMG     SPRINGFIELD             42.12N  72.54W
02/24/2016                   HAMPDEN            MA   AMATEUR RADIO

            TREE LIMB DOWN ON WIRES ON ORLANDO STREET.

1200 AM     NON-TSTM WND DMG STOUGHTON               42.12N  71.10W
02/25/2016                   NORFOLK            MA   AMATEUR RADIO

            TREE DOWN ON WIRES.

1201 AM     LIGHTNING        AMHERST                 42.38N  72.52W
02/25/2016                   HAMPSHIRE          MA   AMATEUR RADIO

            HOUSE STRUCK BY LIGHTNING ON KETTLE POND ROAD.

1203 AM     TSTM WND GST     SPRINGFIELD             42.12N  72.54W
02/25/2016  M58 MPH          HAMPDEN            MA   BROADCAST MEDIA

            AT SPRINGFIELD CENTRAL HS.

1204 AM     NON-TSTM WND DMG FOXBORO                 42.06N  71.25W
02/25/2016                   NORFOLK            MA   AMATEUR RADIO

            LIMB DOWN ON WIRES.

1210 AM     TSTM WND DMG     GLOCESTER               41.92N  71.67W
02/25/2016                   PROVIDENCE         RI   AMATEUR RADIO

            TREE DOWN PARTIALLY BLOCKING ROUTE 44.

1214 AM     TSTM WND DMG     WEST GREENWICH          41.63N  71.65W
02/25/2016                   KENT               RI   AMATEUR RADIO

            TREE DOWN BLOCKING A ROAD.

1217 AM     TSTM WND DMG     AGAWAM                  42.07N  72.62W
02/25/2016                   HAMPDEN            MA   AMATEUR RADIO

            TREE DOWN BLOCKING THE ROAD.

1230 AM     TSTM WND DMG     SOMERS                  41.98N  72.45W
02/25/2016                   TOLLAND            CT   AMATEUR RADIO

            MULTIPLE TREES AND WIRES DOWN ON TURNPIKE ROAD AT
            DEERFIELD ROAD.

1237 AM     TSTM WND DMG     MONSON                  42.10N  72.31W
02/25/2016                   HAMPDEN            MA   AMATEUR RADIO

            MULTIPLE LARGE LIMBS DOWN ON MULTIPLE STREETS.

1238 AM     TSTM WND DMG     BELCHERTOWN             42.27N  72.40W
02/25/2016                   HAMPSHIRE          MA   AMATEUR RADIO

            MULTIPLE LARGE LIMBS DOWN ON MULTIPLE STREETS.

1240 AM     TSTM WND DMG     HAMPDEN                 42.07N  72.42W
02/25/2016                   HAMPDEN            MA   BROADCAST MEDIA

            SOMERS ROAD BETWEEN ISAAC BRADWAY AND MARTIN FARMS ROAD
            IS CLOSED DUE TO A LARGE TREE BRANCH AND WIRES DOWN.

1242 AM     TSTM WND DMG     MONSON                  42.10N  72.31W
02/25/2016                   HAMPDEN            MA   LAW ENFORCEMENT

            TREE DOWN IN THE ROAD IN THE AREA OF UPPER PALMER ROAD
            AND STATE AVENUE.

1243 AM     TSTM WND DMG     WEST SPRINGFIELD        42.12N  72.65W
02/25/2016                   HAMPDEN            MA   AMATEUR RADIO

            TREE DOWN ON ADRIAN AVENUE.

1246 AM     TSTM WND DMG     MONSON                  42.10N  72.31W
02/25/2016                   HAMPDEN            MA   LAW ENFORCEMENT

            TREES DOWN ON PECK BROTHERS ROAD AND CEDAR SWAMP ROAD.

&&

RLG

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 10:13 PM ESTSpecial Weather StatementBOXHampden32 min
Feb 24, 10:32 PM ESTSpecial Weather StatementBOXFranklin, Hampshire28 min
Feb 24, 11:24 PM ESTSpecial Weather StatementBOXFranklin, Hampden, Hampshire36 min
Feb 24, 11:55 PM ESTSpecial Weather StatementBOXFranklin, Hampden, Hampshire, Worcester50 min
Feb 25, 12:19 AM ESTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire41 min
Feb 25, 12:38 AM ESTSpecial Weather StatementBOXHampden52 min
Feb 25, 12:55 AM ESTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire50 min
Feb 25, 12:58 AM ESTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire, Middlesex, Worcester62 min
Feb 25, 1:11 AM ESTAreal Flood AdvisoryBOXFranklin, Hampden, Hampshire, Worcester3 hr
Feb 25, 1:54 AM ESTSevere Thunderstorm WarningBOXHampden51 min
Feb 25, 1:57 AM ESTSevere Thunderstorm WarningBOXHampden, Middlesex, Worcester48 min
Feb 25, 2:40 AM ESTSevere Thunderstorm WarningBOXBristol, Essex, Middlesex, Norfolk, Worcester50 min
Feb 25, 2:56 AM ESTSpecial Marine WarningBOX64 min
Feb 25, 3:01 AM ESTSevere Thunderstorm WarningBOXBristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk59 min
Feb 25, 3:11 AM ESTSevere Thunderstorm WarningBOXBarnstable, Bristol, Norfolk, Plymouth64 min
Feb 25, 3:52 AM ESTSevere Thunderstorm WarningBOXBristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk38 min
Feb 25, 4:11 AM ESTSevere Thunderstorm WarningBOXBarnstable, Bristol, Plymouth49 min
Feb 25, 5:29 AM ESTAreal Flood WarningBOXFranklin, Hampden, Hampshire2 hr
Feb 25, 7:26 AM ESTAreal Flood WarningBOXFranklin, Hampshire2 hr
Feb 25, 8:02 AM ESTRiver Flood WarningBOXHampden, Hampshire17 hr
Feb 25, 2:21 PM ESTRiver Flood WarningBOXFranklin, Hampshire44 hr
Feb 25, 2:21 PM ESTRiver Flood WarningBOXHampden, Hampshire62 hr
Feb 25, 2:21 PM ESTRiver Flood WarningBOXHampden71 hr
Feb 25, 6:53 PM ESTSmall Craft AdvisoryBOX33 hr
Feb 25, 2:21 AM ESTSevere Thunderstorm WarningBOXBristol, Kent, Newport, Providence, Washington54 min
Feb 25, 3:13 AM ESTSevere Thunderstorm WarningBOXBristol, Kent, Newport, Providence, Washington62 min
Feb 25, 3:34 AM ESTSevere Thunderstorm WarningBOXWashington26 min
Feb 25, 12:25 AM ESTSevere Thunderstorm WarningBOXCapitol Planning Region35 min
Feb 25, 12:43 AM ESTAreal Flood AdvisoryBOXCapitol Planning Region3 hr
Feb 25, 2:21 PM ESTRiver Flood WarningBOXCapitol Planning Region, Lower Connecticut River Valley Planning Region4 days
Feb 25, 2:21 PM ESTRiver Flood WarningBOXLower Connecticut River Valley Planning Region4 days

Nearby

Areal Flood Warnings in Massachusetts, 2016Every areal flood 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.