Alert archive / Massachusetts / Coastal Flood Statements in 2012

Coastal Flood Statement 3, NWS Boston/Norton, MA

November 13, 20125 counties in Massachusetts

NWS Boston/Norton, MA issued this coastal flood statement at Nov 13, 2012, 4:14 PM EST for 5 counties in Massachusetts. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Nov 13, 2012, 4:14 PM EST (21:14 UTC)
Expired
Nov 14, 2012, 1:00 PM EST
In force
21 hr
Issued by
NWS Boston/Norton, MA

Counties Barnstable County, MA, Essex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA

The radar

The Boston radar (KBOX), 35 km from the middle of the area, began a volume at 21:16 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

Chatham, MA (KCHH), launched 12:00Z, 9.2 hours before the alert went out and 90 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, Chatham, MA at 12:00Z on 2012-11-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 105 joules per kilogram.LCLLFCEL10008507005003002001001 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, Chatham, MA at 12:00Z on 2012-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 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
105 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
659 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
144 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.

972 
WHUS41 KBOX 132114
CFWBOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
414 PM EST TUE NOV 13 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE TIME OF THE WEDNESDAY 
MIDDAY TIDE ALONG EAST FACING BEACHES...

HIGH ASTRONOMICAL TIDES ALONG WITH INCREASING EASTERLY SWELLS MAY
CAUSE MINOR SPLASHOVER AROUND THE TIME OF HIGH TIDE ALONG THE EAST
FACING COASTLINE DURING THE MIDDAY WEDNESDAY TIDE. 

MAZ007-015-016-019-022-140515-
/O.NEW.KBOX.CF.S.0003.121113T2114Z-121114T1000Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
414 PM EST TUE NOV 13 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE WEDNESDAY MIDDAY HIGH
TIDE... 

* LOCATION...EAST FACING COASTLINE OF MASSACHUSETTS.

* TIMING...BETWEEN 9 AM AND 1 PM WEDNESDAY.

* IMPACTS...MINOR SPLASHOVER ONTO COASTAL ROADWAYS AND MINOR BEACH
  EROSION IS POSSIBLE.

$$
3 follow-up statements
097 
WHUS41 KBOX 140347
CFWBOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1047 PM EST TUE NOV 13 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE TIME OF THE WEDNESDAY
MIDDAY TIDE ALONG EAST FACING BEACHES...

HIGH ASTRONOMICAL TIDES ALONG WITH INCREASING EASTERLY SWELLS MAY
CAUSE MINOR SPLASHOVER AROUND THE TIME OF HIGH TIDE ALONG THE
EAST FACING COASTLINE DURING THE MIDDAY WEDNESDAY TIDE.

MAZ007-015-016-019-022-141000-
/O.CON.KBOX.CF.S.0003.000000T0000Z-121114T1000Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
1047 PM EST TUE NOV 13 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE WEDNESDAY MIDDAY HIGH 
TIDE... 

* LOCATION...EAST FACING COASTLINE OF MASSACHUSETTS.

* TIMING...BETWEEN 9 AM AND 1 PM WEDNESDAY.

* IMPACTS...MINOR SPLASHOVER ONTO COASTAL ROADWAYS AND MINOR BEACH
  EROSION IS POSSIBLE.

$$
645 
WHUS41 KBOX 140849
CFWBOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
349 AM EST WED NOV 14 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE TIME OF THE LATE
MORNING HIGH TIDE ALONG EAST FACING BEACHES...

VERY HIGH ASTRONOMICAL TIDES ALONG WITH EASTERLY SWELLS MAY CAUSE
MINOR SPLASHOVER AROUND THE TIME OF THE LATE MORNING HIGH TIDE.

MAZ007-015-016-019-022-141000-
/O.CON.KBOX.CF.S.0003.000000T0000Z-121114T1000Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
349 AM EST WED NOV 14 2012

... MINOR SPLASHOVER IS POSSIBLE AROUND THE LATE MORNING HIGH 
TIDE...

* LOCATION...EAST FACING COASTLINE OF MASSACHUSETTS.

* TIMING...BETWEEN 9 AM AND 1 PM WEDNESDAY.

* IMPACTS...MINOR SPLASHOVER ONTO COASTAL ROADWAYS AND MINOR BEACH
  EROSION IS POSSIBLE.

$$
155 
WHUS41 KBOX 140956
CFWBOX

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
456 AM EST WED NOV 14 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE TIME OF THE LATE
MORNING HIGH TIDE ALONG EAST FACING BEACHES...

VERY HIGH ASTRONOMICAL TIDES ALONG WITH EASTERLY SWELLS MAY CAUSE
MINOR SPLASHOVER AROUND THE TIME OF THE LATE MORNING HIGH TIDE.

MAZ007-015-016-019-022-141800-
/O.EXT.KBOX.CF.S.0003.000000T0000Z-121114T1800Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
456 AM EST WED NOV 14 2012

...MINOR SPLASHOVER IS POSSIBLE AROUND THE LATE MORNING HIGH 
TIDE...

* LOCATION...EAST FACING COASTLINE OF MASSACHUSETTS.

* COASTAL FLOODING...

* TIMING...BETWEEN 9 AM AND 1 PM WEDNESDAY.

* IMPACTS...MINOR SPLASHOVER ONTO COASTAL ROADWAYS AND MINOR BEACH
  EROSION IS POSSIBLE.


$$

Nearby

Coastal Flood Statements in Massachusetts, 2012Every coastal flood statement in 2012

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.