Alert archive / Massachusetts / Coastal Flood Statements in 2011
Coastal Flood Statement 4, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this coastal flood statement at May 16, 2011, 8:13 PM EDT for 5 counties in Massachusetts. It took effect at May 16, 2011, 10:00 PM EDT. It was in force for 28 hr.
The area
The counties it named.
The facts
- Issued
- May 16, 2011, 8:13 PM EDT (00:13 UTC)
- In effect from
- May 16, 2011, 10:00 PM EDT
- Expired
- May 18, 2011, 1:49 AM EDT
- In force
- 28 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 00:16 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 00:00Z, 0.2 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 450 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
259 WHUS41 KBOX 170013 CFWBOX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 813 PM EDT MON MAY 16 2011 MAZ007-015-016-019-022-170500- /O.NEW.KBOX.CF.S.0004.110517T0200Z-110518T0500Z/ EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA- EASTERN PLYMOUTH MA-BARNSTABLE MA- 813 PM EDT MON MAY 16 2011 ...MINOR SPLASHOVER EXPECTED DURING HIGH TIDE TONIGHT... HIGH ASTRONOMICAL TIDES...COMBINED WITH ROUGH SEAS AND A STORM SURGE OF UP TO ONE FOOT...WILL RESULT IN MINOR SPLASHOVER AROUND THE TIME OF HIGH TIDE TONIGHT ALONG THE EASTERN MASSACHUSETTS COAST. HIGH TIDE OCCURS AROUND 11 PM. ANOTHER ROUND OF MINOR SPLASHOVER IS POSSIBLE AROUND THE TIME OF HIGH TIDE TUESDAY NIGHT...WHICH OCCURS AROUND 1130 PM. $$ JWD
5 follow-up statements
558 WHUS41 KBOX 170733 CFWBOX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 333 AM EDT TUE MAY 17 2011 MAZ007-015-016-019-022-171600- /O.CON.KBOX.CF.S.0004.000000T0000Z-110518T0500Z/ EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA- EASTERN PLYMOUTH MA-BARNSTABLE MA- 333 AM EDT TUE MAY 17 2011 ...MINOR SPLASHOVER EXPECTED DURING HIGH TIDE TONIGHT... THE COMBINATION OF HIGH ASTRONOMICAL TIDES...ROUGH SEAS AND A STORM SURGE AROUND ONE FOOT WILL RESULT IN MINOR SPLASHOVER AROUND THE TIME OF HIGH TIDE TONIGHT ALONG THE EASTERN MASSACHUSETTS COAST. HIGH TIDE OCCURS AROUND 1130 PM. $$ JWD
365
WHUS41 KBOX 171526 AAA
CFWBOX
COASTAL HAZARD MESSAGE...UPDATED
NATIONAL WEATHER SERVICE TAUNTON MA
1126 AM EDT TUE MAY 17 2011
MAZ007-015-016-019-022-172330-
/O.CON.KBOX.CF.S.0004.000000T0000Z-110518T0500Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
1126 AM EDT TUE MAY 17 2011
THE COMBINATION OF HIGH ASTRONOMICAL TIDES...ROUGH SEAS AND A
STORM SURGE AROUND ONE FOOT MAY RESULT IN SPLASHOVER AROUND THE
TIME OF HIGH TIDE TONIGHT ALONG THE EASTERN MASSACHUSETTS COAST.
HIGH TIDE OCCURS AROUND 1130 PM.
&&
ALL TIDE HEIGHTS ARE RELATIVE TO MEAN LOWER LOW WATER.
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.
NEWBURYPORT
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
9.4 17/12 PM 8.7 0.7 4 NONE
10.8 18/12 AM 9.9 0.9 4 NONE
8.7 18/01 PM 8.7 0.0 4 NONE
9.9 19/01 AM 9.9 0.0 4 NONE
8.5 19/02 PM 8.5 0.0 3-4 NONE
9.6 20/02 AM 9.6 0.0 3 NONE
GLOUCESTER HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.3 17/12 PM 9.7 0.6 6 NONE
12.0 18/12 AM 11.2 0.8 6 NONE
9.5 18/01 PM 9.6 -0.1 5-6 NONE
10.9 19/01 AM 11.0 -0.1 4-5 NONE
9.3 19/01 PM 9.4 -0.1 4 NONE
10.5 20/02 AM 10.6 -0.1 3-4 NONE
REVERE
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.7 17/12 PM 10.1 0.6 4-5 NONE
12.3 18/12 AM 11.5 0.8 5-6 MINOR
9.8 18/01 PM 9.9 -0.1 3 NONE
11.3 19/01 AM 11.4 -0.1 3 NONE
9.6 19/01 PM 9.7 -0.1 3 NONE
10.9 20/02 AM 11.0 -0.1 2-3 NONE
BOSTON HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
11.1 17/12 PM 10.5 0.6 1-2 NONE
12.9 18/12 AM 12.1 0.8 2 MINOR
10.3 18/01 PM 10.4 -0.1 1 NONE
11.8 19/01 AM 11.9 -0.1 1 NONE
10.1 19/01 PM 10.2 -0.1 1 NONE
11.4 20/02 AM 11.5 -0.1 1 NONE
SCITUATE
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.6 17/12 PM 10.0 0.6 4-5 NONE
12.3 18/12 AM 11.5 0.8 5 MINOR
9.8 18/01 PM 9.9 -0.1 4-5 NONE
11.2 19/01 AM 11.3 -0.1 3-4 NONE
9.6 19/02 PM 9.7 -0.1 3 NONE
10.8 20/02 AM 10.9 -0.1 3 NONE
SANDWICH HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.9 17/12 PM 10.2 0.7 2-3 NONE
12.5 18/12 AM 11.6 0.9 3 MINOR
10.2 18/01 PM 10.1 0.1 2 NONE
11.4 19/01 AM 11.4 0.0 2 NONE
9.8 19/02 PM 9.8 0.0 1-2 NONE
11.1 20/02 AM 11.1 0.0 1 NONE
PROVINCETOWN HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.8 17/12 PM 10.1 0.7 2-3 NONE
12.3 18/12 AM 11.4 0.9 3 MINOR
10.1 18/01 PM 10.0 0.1 2 NONE
11.3 19/01 AM 11.3 0.0 2 NONE
9.8 19/02 PM 9.8 0.0 1 NONE
11.0 20/02 AM 11.0 0.0 1 NONE
CHATHAM - EAST COAST
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
7.8 17/12 PM 7.3 0.5 4-5 NONE
9.1 18/12 AM 8.3 0.8 5 MINOR
7.2 18/01 PM 7.3 -0.1 4-5 NONE
8.2 19/01 AM 8.3 -0.1 4-5 NONE
7.1 19/02 PM 7.2 -0.1 5 NONE
8.0 20/02 AM 8.1 -0.1 4 NONE
CHATHAM - SOUTH COAST
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
7.1 17/12 PM 6.4 0.7 2 NONE
8.2 18/12 AM 7.3 0.9 2 NONE
6.4 18/01 PM 6.4 0.0 1-2 NONE
7.3 19/01 AM 7.3 0.0 2-3 NONE
6.3 19/02 PM 6.3 0.0 2 NONE
7.1 20/02 AM 7.1 0.0 1-2 NONE
$$327
WHUS41 KBOX 172016 AAA
CFWBOX
COASTAL HAZARD MESSAGE...UPDATED
NATIONAL WEATHER SERVICE TAUNTON MA
416 PM EDT TUE MAY 17 2011
MAZ007-015-016-019-022-180430-
/O.EXT.KBOX.CF.S.0004.000000T0000Z-110518T0600Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
EASTERN PLYMOUTH MA-BARNSTABLE MA-
416 PM EDT TUE MAY 17 2011
THE COMBINATION OF HIGH ASTRONOMICAL TIDES...ROUGH SEAS AND A
STORM SURGE UP TO ONE FOOT MAY RESULT IN SPLASHOVER AROUND THE
TIME OF HIGH TIDE TONIGHT ALONG THE EASTERN MASSACHUSETTS COAST.
HIGH TIDE OCCURS AROUND 1130 PM.
&&
ALL TIDE HEIGHTS ARE RELATIVE TO MEAN LOWER LOW WATER.
TIME OF HIGH TOTAL TIDES ARE APPROXIMATE TO THE NEAREST HOUR.
NEWBURYPORT
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
9.4 17/12 PM 8.7 0.7 4 NONE
10.8 18/12 AM 9.9 0.9 4 NONE
8.7 18/01 PM 8.7 0.0 4 NONE
9.9 19/01 AM 9.9 0.0 4 NONE
8.5 19/02 PM 8.5 0.0 3-4 NONE
9.6 20/02 AM 9.6 0.0 3 NONE
GLOUCESTER HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.3 17/12 PM 9.7 0.6 6 NONE
12.0 18/12 AM 11.2 0.8 6 NONE
9.5 18/01 PM 9.6 -0.1 5-6 NONE
10.9 19/01 AM 11.0 -0.1 4-5 NONE
9.3 19/01 PM 9.4 -0.1 4 NONE
10.5 20/02 AM 10.6 -0.1 3-4 NONE
REVERE
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.7 17/12 PM 10.1 0.6 4-5 NONE
12.3 18/12 AM 11.5 0.8 5-6 MINOR
9.8 18/01 PM 9.9 -0.1 3 NONE
11.3 19/01 AM 11.4 -0.1 3 NONE
9.6 19/01 PM 9.7 -0.1 3 NONE
10.9 20/02 AM 11.0 -0.1 2-3 NONE
BOSTON HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
11.1 17/12 PM 10.5 0.6 1-2 NONE
12.9 18/12 AM 12.1 0.8 2 MINOR
10.3 18/01 PM 10.4 -0.1 1 NONE
11.8 19/01 AM 11.9 -0.1 1 NONE
10.1 19/01 PM 10.2 -0.1 1 NONE
11.4 20/02 AM 11.5 -0.1 1 NONE
SCITUATE
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.6 17/12 PM 10.0 0.6 4-5 NONE
12.3 18/12 AM 11.5 0.8 5 MINOR
9.8 18/01 PM 9.9 -0.1 4-5 NONE
11.2 19/01 AM 11.3 -0.1 3-4 NONE
9.6 19/02 PM 9.7 -0.1 3 NONE
10.8 20/02 AM 10.9 -0.1 3 NONE
SANDWICH HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.9 17/12 PM 10.2 0.7 2-3 NONE
12.5 18/12 AM 11.6 0.9 3 MINOR
10.2 18/01 PM 10.1 0.1 2 NONE
11.4 19/01 AM 11.4 0.0 2 NONE
9.8 19/02 PM 9.8 0.0 1-2 NONE
11.1 20/02 AM 11.1 0.0 1 NONE
PROVINCETOWN HARBOR
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
10.8 17/12 PM 10.1 0.7 2-3 NONE
12.3 18/12 AM 11.4 0.9 3 MINOR
10.1 18/01 PM 10.0 0.1 2 NONE
11.3 19/01 AM 11.3 0.0 2 NONE
9.8 19/02 PM 9.8 0.0 1 NONE
11.0 20/02 AM 11.0 0.0 1 NONE
CHATHAM - EAST COAST
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
7.8 17/12 PM 7.3 0.5 4-5 NONE
9.1 18/12 AM 8.3 0.8 5 MINOR
7.2 18/01 PM 7.3 -0.1 4-5 NONE
8.2 19/01 AM 8.3 -0.1 4-5 NONE
7.1 19/02 PM 7.2 -0.1 5 NONE
8.0 20/02 AM 8.1 -0.1 4 NONE
CHATHAM - SOUTH COAST
TOTAL ASTRO
TIDE DAY/TIME TIDE SURGE WAVES FLOOD
/FT/ /FT/ /FT/ /FT/ CATEGORY
------- ---------- ------- ------- ------- ----------
7.1 17/12 PM 6.4 0.7 2 NONE
8.2 18/12 AM 7.3 0.9 2 NONE
6.4 18/01 PM 6.4 0.0 1-2 NONE
7.3 19/01 AM 7.3 0.0 2-3 NONE
6.3 19/02 PM 6.3 0.0 2 NONE
7.1 20/02 AM 7.1 0.0 1-2 NONE
$$596 WHUS41 KBOX 180127 CFWBOX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 927 PM EDT TUE MAY 17 2011 MAZ007-015-016-019-022-180600- /O.CON.KBOX.CF.S.0004.000000T0000Z-110518T0600Z/ EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA- EASTERN PLYMOUTH MA-BARNSTABLE MA- 927 PM EDT TUE MAY 17 2011 THE COMBINATION OF HIGH ASTRONOMICAL TIDES...ROUGH SEAS AND A STORM SURGE AROUND ONE HALF TO 1 FOOT MAY RESULT IN SPLASHOVER AROUND THE TIME OF HIGH TIDE LATE THIS EVENING ALONG THE EASTERN MASSACHUSETTS COAST. HIGH TIDE OCCURS AROUND 1130 PM. HOWEVER...NO SIGNIFICANT PROBLEMS ARE EXPECTED. $$
070 WHUS41 KBOX 180549 CFWBOX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 149 AM EDT WED MAY 18 2011 MAZ007-015-016-019-022-180700- /O.CAN.KBOX.CF.S.0004.000000T0000Z-110518T0600Z/ EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA- EASTERN PLYMOUTH MA-BARNSTABLE MA- 149 AM EDT WED MAY 18 2011 HIGH TIDE HAS ALREADY OCCURRED ACROSS THE EASTERN MASSACHUSETTS COAST. THEREFORE...THE RISK OF SPLASH OVER HAS COME TO AN END. $$ FRANK
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 4:12 PM EDT | Flood Watch | BOX | Franklin, Hampden, Hampshire | 36 hr |
| May 17, 6:46 PM EDT | Special Marine Warning | BOX | 59 min |
Nearby
Coastal Flood Statements in Massachusetts, 2011Every coastal flood statement in 2011
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.