Alert archive / Massachusetts / Flood Watches in 2017

Flood Watch 1, NWS Boston/Norton, MA

January 21, 20176 counties in Massachusetts; 5 counties in Rhode Island

NWS Boston/Norton, MA issued this flood watch at Jan 21, 2017, 4:47 PM EST for 6 counties in Massachusetts; 5 counties in Rhode Island. It took effect at Jan 23, 2017, 1:00 PM EST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Jan 21, 2017, 4:47 PM EST (21:47 UTC)
In effect from
Jan 23, 2017, 1:00 PM EST
Expired
Jan 24, 2017, 9:51 AM EST
In force
21 hr
Issued by
NWS Boston/Norton, MA
Flood severity
None

Counties Bristol County, MA, Essex County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 9 km from the middle of the area, began a volume at 21:53 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, 9.8 hours before the alert went out and 110 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 2017-01-21Temperature 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, Chatham, MA at 12:00Z on 2017-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 132 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
548 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
132 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

233 
WGUS61 KBOX 212147
FFABOX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
447 PM EST SAT JAN 21 2017

...STRONG LOW PRESSURE WILL PASS SOUTH OF NEW ENGLAND MONDAY NIGHT
AND EARLY TUESDAY...BRINGING HEAVY RAINFALL ACROSS EASTERN
MASSACHUSETTS AND RHODE ISLAND MONDAY AFTERNOON THROUGH EARLY
TUESDAY MORNING...

MAZ005>007-013>021-RIZ001>007-220600-
/O.NEW.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
447 PM EST SAT JAN 21 2017

...FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* FLOOD WATCH FOR EASTERN MASSACHUSETTS EXCEPT CAPE COD AND THE
  ISLANDS AS WELL AS RHODE ISLAND EXCEPT BLOCK ISLAND.

* FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* AREAS OF HEAVY RAINFALL WILL PUSH ACROSS THE WATCH AREA BY LATE
  MONDAY AFTERNOON AND CONTINUE INTO EARLY TUESDAY MORNING.
  RAINFALL RATES MAY EXCEED AN INCH PER HOUR AT TIMES. TOTAL
  RAINFALL AMOUNTS WILL RANGE FROM 2 TO 2.5 INCHES IN THE WATCH
  AREA...WITH THE HEAVIEST RAINFALL EXPECTED TO OCCUR LATE MONDAY
  AFTERNOON AND MONDAY NIGHT. HIGHER AMOUNTS ARE POSSIBLE WHERE
  HEAVY RAIN BANDS MOVE ACROSS THE SAME AREA.

* FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING AREAS IS THE
  GREATEST THREAT. SMALLER RIVERS AND STREAMS WITH FAST RESPONSE
  TIMES ARE ALSO SUSCEPTIBLE TO FLOODING DUE TO RAPID RUNOFF FROM
  INTENSE RAINFALL RATES. WIDESPREAD MAIN STEM RIVER FLOODING
  SHOULD REMAIN IN THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$

EVT
9 follow-up statements
200 
WGUS61 KBOX 220245
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
945 PM EST SAT JAN 21 2017

MAZ005>007-013>021-RIZ001>007-221045-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
945 PM EST SAT JAN 21 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* MOST OF RHODE ISLAND AND EASTERN MASSACHUSETTS.

* FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* HEAVY RAIN IS EXPECTED MONDAY AFTERNOON THROUGH EARLY TUESDAY
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 2 AND 3 INCHES OF
  RAIN.

* SIGNIFICANT FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING
  AREAS IS THE GREATEST THREAT INCLUDING ROADS THAT TEND TO FLOOD
  IN HEAVY RAIN. SMALLER RIVERS AND STREAMS MAY ALSO FLOOD
  SURROUNDING AREAS. LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN
  THEIR BANKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY ITEMS
THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$

JWD
023 
WGUS61 KBOX 220838
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
338 AM EST SUN JAN 22 2017

MAZ005>007-013>021-RIZ001>007-221700-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
338 AM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* MOST OF RHODE ISLAND AND EASTERN MASSACHUSETTS.

* FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* HEAVY RAIN IS EXPECTED MONDAY AFTERNOON THROUGH EARLY TUESDAY 
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 2 AND 3 INCHES OF 
  RAIN. 

* SIGNIFICANT FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING 
  AREAS IS THE GREATEST THREAT INCLUDING ROADS THAT TEND TO 
  FLOOD IN HEAVY RAIN. SMALLER RIVERS AND STREAMS MAY ALSO FLOOD 
  SURROUNDING AREAS. LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN 
  THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$

JWD
743 
WGUS61 KBOX 221611
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
1111 AM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

MAZ005>007-013>021-RIZ001>007-222200-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
1111 AM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE 
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND 
  SOUTHEAST MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. 
  IN RHODE ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND 
  WASHINGTON. 

* FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING

* HEAVY RAIN IS EXPECTED MONDAY AFTERNOON THROUGH EARLY TUESDAY 
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 2 AND 3 INCHES OF 
  RAIN. 

* SIGNIFICANT FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING 
  AREAS IS THE GREATEST THREAT INCLUDING ROADS THAT TEND TO 
  FLOOD IN HEAVY RAIN. SMALLER RIVERS AND STREAMS MAY ALSO FLOOD 
  SURROUNDING AREAS. LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN 
  THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$
707 
WGUS61 KBOX 222146
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
446 PM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY MORNING...

MAZ005>007-013>021-RIZ001>007-230600-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
446 PM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND SOUTHEAST
  MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. IN RHODE
  ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND WASHINGTON.
  THIS INCLUDES THE GREATER METRO BOSTON AREA.

* FROM MONDAY EVENING THROUGH TUESDAY MORNING

* HEAVY RAIN IS EXPECTED MONDAY EVENING THROUGH EARLY TUESDAY
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 2 AND 3 INCHES OF
  RAIN.

* SIGNIFICANT FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING 
  AREAS IS THE GREATEST THREAT INCLUDING ROADS THAT TEND TO 
  FLOOD IN HEAVY RAIN. SMALLER RIVERS AND STREAMS MAY ALSO FLOOD 
  SURROUNDING AREAS. LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN 
  THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$

NOCERA
468 
WGUS61 KBOX 230204
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
904 PM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY MORNING...

MAZ005>007-013>021-RIZ001>007-231015-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
904 PM EST SUN JAN 22 2017

...FLOOD WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE 
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND 
  SOUTHEAST MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. 
  IN RHODE ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND 
  WASHINGTON. 

* FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING

* HEAVY RAIN IS EXPECTED MONDAY EVENING THROUGH EARLY TUESDAY 
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 2 AND 3 INCHES OF 
  RAIN. 

* SIGNIFICANT FLOODING OF URBAN...POOR DRAINAGE AND LOW LYING 
  AREAS IS THE GREATEST THREAT INCLUDING ROADS THAT TEND TO 
  FLOOD IN HEAVY RAIN. SMALLER RIVERS AND STREAMS MAY ALSO FLOOD 
  SURROUNDING AREAS. LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN 
  THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$
887 
WGUS61 KBOX 230914
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
414 AM EST MON JAN 23 2017

...FLOOD WATCH REMAINS IN EFFECT THIS EVENING THROUGH TUESDAY
MORNING...

MAZ005>007-013>021-RIZ001>007-231715-
/O.CON.KBOX.FA.A.0001.170123T1800Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
414 AM EST MON JAN 23 2017

...FLOOD WATCH REMAINS IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH TUESDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE 
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND 
  SOUTHEAST MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. 
  IN RHODE ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND 
  WASHINGTON. 

* FROM 1 PM EST THIS AFTERNOON THROUGH TUESDAY MORNING

* HEAVY RAIN IS EXPECTED MONDAY EVENING THROUGH EARLY TUESDAY
  MORNING. MOST LOCATIONS CAN EXPECT BETWEEN 1.50 AND 3 INCHES OF
  RAIN WITH LOCALIZED HIGHER AMOUNTS.

* LOCATIONS THAT RECEIVE 3 OR MORE INCHES OF RAIN MAY EXPERIENCE
  LOCALIZED URBAN AND PERHAPS SOME MINOR SMALL STREAM FLOODING. LARGER
  MAINSTEM RIVERS SHOULD REMAIN WITHIN THEIR BANKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$

FRANK
994 
WGUS61 KBOX 240311
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
1011 PM EST MON JAN 23 2017

...FLOOD WATCH REMAINS IN EFFECT THIS EVENING THROUGH TUESDAY
MORNING...

MAZ005>007-013>021-RIZ001>007-241115-
/O.CON.KBOX.FA.A.0001.000000T0000Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
1011 PM EST MON JAN 23 2017

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EST TUESDAY...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE 
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND 
  SOUTHEAST MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. 
  IN RHODE ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND 
  WASHINGTON. 

* UNTIL 10 AM EST TUESDAY

* HEAVY RAIN THROUGH EARLY TUESDAY MORNING. MOST LOCATIONS CAN
  EXPECT BETWEEN 2 AND 3 INCHES OF RAIN WITH LOCALIZED HIGHER
  AMOUNTS.

* LOCATIONS THAT RECEIVE 3 OR MORE INCHES OF RAIN MAY EXPERIENCE 
  LOCALIZED URBAN AND PERHAPS SOME MINOR SMALL STREAM FLOODING. 
  LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$
683 
WGUS61 KBOX 240852
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
352 AM EST TUE JAN 24 2017

...FLOOD WATCH REMAINS IN EFFECT THROUGH MID MORNING...

MAZ005>007-013>021-RIZ001>007-241500-
/O.CON.KBOX.FA.A.0001.000000T0000Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
352 AM EST TUE JAN 24 2017

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF MASSACHUSETTS AND RHODE ISLAND...INCLUDING THE 
  FOLLOWING IN MASSACHUSETTS...BRISTOL...CENTRAL ...AND 
  SOUTHEAST MIDDLESEX...ESSEX...NORFOLK...PLYMOUTH AND SUFFOLK. 
  IN RHODE ISLAND...BRISTOL...KENT...NEWPORT...PROVIDENCE AND 
  WASHINGTON. 

* UNTIL 10 AM EST THIS MORNING

* WIDESPREAD 2 TO 3 INCHES OF RAIN WITH LOCALLY HIGHER AMOUNTS ARE EXPECTED
  THROUGH MID MORNING.

* LOCATIONS THAT RECEIVE 3 OR MORE INCHES OF RAIN MAY EXPERIENCE 
  LOCALIZED URBAN AND PERHAPS SOME MINOR SMALL STREAM FLOODING. 
  LARGER MAINSTEM RIVERS SHOULD REMAIN WITHIN THEIR BANKS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS FLOODING IS POSSIBLE. IF YOU LIVE OR WORK IN
AN AREA PRONE TO FLOODING...TAKE THE TIME NOW TO PROTECT ANY
ITEMS THAT COULD BE DAMAGED BY FLOOD WATERS.

DRIVERS SHOULD BE PREPARED FOR SLOWER THAN USUAL COMMUTES MONDAY
AFTERNOON AND POSSIBLY TUESDAY MORNING. KNOW ALTERNATE ROUTES IN
CASE ROADS BECOME FLOODED. NEVER DRIVE THROUGH A FLOODED ROADWAY!

&&

$$
895 
WGUS61 KBOX 241451
FFABOX

FLOOD WATCH
NATIONAL WEATHER SERVICE TAUNTON MA
951 AM EST TUE JAN 24 2017


MAZ005>007-013>021-RIZ001>007-241600-
/O.CAN.KBOX.FA.A.0001.000000T0000Z-170124T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX 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-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
GLOUCESTER...FOXBOROUGH...NORWOOD...CAMBRIDGE...BOSTON...QUINCY...
TAUNTON...BROCKTON...PLYMOUTH...FALL RIVER...NEW BEDFORD...
MATTAPOISETT...FOSTER...SMITHFIELD...PROVIDENCE...COVENTRY...
WEST GREENWICH...EAST GREENWICH...WARWICK...WEST WARWICK...
BRISTOL...NARRAGANSETT...WESTERLY...NEWPORT
951 AM EST TUE JAN 24 2017

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF MASSACHUSETTS AND RHODE ISLAND
HAS BEEN CANCELLED. THE HEAVIEST RAIN HAS MOVED NORTH OF THE
REGION. WHILE THERE IS STILL THE POTENTIAL FOR SOME HEAVIER
SHOWERS INTO THIS AFTERNOON...NO WIDE SPREAD RIVER OR URBAN
FLOODING IS EXPECTED.

$$

AED

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Jan 21, 4:00 PM EST, 47 minutes earlier.

Area forecast discussion, Jan 21, 4:00 PM EST, 47 minutes before
Area Forecast Discussion
National Weather Service Taunton MA
400 PM EST Sat Jan 21 2017

.SYNOPSIS...
Weak high pressure will bring tranquil weather through tonight.
Developing onshore winds Sunday will result in an increase in clouds
as well as spotty light rain or drizzle as the day progresses. A
significant storm will reach the East Coast Sunday night and Monday
and move up the coast Monday night and Tuesday. This will bring a
mix of rain and/or snow along with a period of icing well inland.
The storm may also bring damaging winds to the coast and the coastal
waters. High pressure then brings dry and mild weather Wednesday
into Thursday. A cold front crosses New England late week followed
by seasonably cool temperatures and blustery winds.

&&

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

4 PM UPDATE...

Quite mild late this afternoon with temps in the mid 50s across much
of the region. Not record breaking (60s) but nonetheless impressive
for late Jan. Mostly clear to partly cloudy skies will prevail this
evening and along with light winds temps will fall fairly quickly
with sunset. However with dew pts in the low 40s (well above normal
for late Jan) this will support at least the formation of patchy
fog. This becomes tricky later tonight as mid/high clouds overspread
the area. This may result in vsbys improving toward morning.

Nonetheless temperatures above normal tonight with just about all
locations above freezing. Low risk of some patchy freezing fog
across the higher terrain but this is a very low prob.

&&

.SHORT TERM /6 AM SUNDAY MORNING THROUGH SUNDAY NIGHT/...

4 PM update...

Sunday...

High pressure over Quebec will combine with weakening low pres east
of DE to yield an increasing moist onshore flow into southern New
England. Thus any dim sunshine thru mid/high clouds at sunrise will
give way to overcast conditions. This increasing onshore flow will
result in lowering clouds and spotty light rain/drizzle especially
across the east slopes of the Worcester Hills and Berkshires.

Given the clouds and onshore winds temps will be much cooler than
today with highs in the 40s...still above normal for late Jan.

Sunday night...

Tricky forecast as northern stream short wave exits southeast Quebec
into New Brunswick. This advects a cooler/drier airmass into the
region. This erodes the leading edge of the precip shield as it
approaches from the south. However at the same time it provides
lowering wet bulb temps increasing the risk for wintry precip...that
is if precip makes it this far north. Despite the synoptic scale
lift and deep layer moisture possibly remaining south of New England
thru 12z Monday...should be enough low level moisture given onshore
flow and combined with upslope component will likely see spotty
light rain. The problem will be across the higher terrain where the
hi res guidance lowers temps into the upper 20s and lower 30s. Thus
at least a moderate risk (30-60%) of freezing rain/drizzle across
the high terrain of the Worcester Hills and east slopes of the
Berks...possibly into northern CT as well.

Given the shallow nature of the cold air followed the colder 4 km
NAM temps for Sunday night.

&&

.LONG TERM /MONDAY THROUGH SATURDAY/...

Big Picture...

Deep trough digs over the Western USA while a ridge builds over the
West Atlantic.  In between the two, a Pacific shortwave rides the
flow and deepens to a closed low as it crosses the mid-South. By
this point, the developing storm taps moisture from the Gulf of
Mexico and draws it north. The storm runs into the West Atlantic
ridge and slows, taking on a negative tilt as it moves across the
Eastern States. The Pacific trough then shifts east across the
nation, reaching the Northeast USA by late week.

The GFS and ECMWF mass fields are similar until early Wednesday, and
agree on the broad scale pattern later in the week while differing
on details. The GGEM shows some differences such as moving the
coastal storm farther offshore, but bears some similarity to the
other two solutions. Temperature fields at 850 mb look similar
through the long term period. The resulting forecast now that the
parent shortwave is moving ashore from the Pacific is sufficiently
similar to previous solutions to improve confidence in the forecast.
An overall model blend should work, especially with some focus on
the GFS and ECMWF.

The Monday-Tuesday storm will lower 500 mb heights to near normal
over the region Monday-Tuesday.  Height may recover to above normal
Wednesday, but then the advancing trough from the West will bring
below normal heights for the latter part of the week.

Details...

Monday-Tuesday...

Low pressure moves up the coast with the focus of venting and
moisture inflow shifting over New England by the afternoon. This
will mean an increase in precipitation. Temperatures in the coastal
plain will be warm enough for mainly rain, while the interior will
be cold enough for a mix of snow/sleet/freezing rain.  There is a
mix of cold air damming signals...the surface pressure pattern
indicates damming while the low level ageostropic flow is more
northwest than the typical north wind for drainage. Locations north
of the Mass Pike may be able to hold onto the cold air much of
Monday into Monday night creating a messy mix that could make travel
hazardous.

Meanwhile, the Maritime High and coastal low move closer to each
other and build the pressure gradient, leading to strengthening wind
surface and low level aloft.  Winds at 950 mb increase from 60 kts
aimed at New Jersey in the morning to 70 knots aimed at the Cape and
Islands Monday evening. This core of winds shifts north across our
area from later Monday afternoon through much of Monday night, then
moves north of us Tuesday morning. In anticipation of this, we have
issued a High Wind Watch for Cape Cod and all the islands. This
headline could be expanded later to much of the East Mass coast.
Most areas that aren/t in the watch will likely have a wind advisory
as we get closer to the event. Winds should diminish Tuesday as the
coastal low moves past.

Fair amount of moisture moves north with this coastal system with
precipitable water values above an inch over RI/SE Mass. Continue to
expect between 1 and 3 inches of water over the two day period.

The storm center is expected to cross Cape Cod Tuesday afternoon and
move off toward Maine late in the day.  Expect precipitation to
diminish at that time, followed by slow clearing overnight.

Wednesday through Friday...

Generally dry weather through this period. Weak high pressure builds
over the region Wednesday. A weak cold front moves across on
Thursday, but starved of enough moisture for precip most places.
There remains a chance of patchy light rain or snow in Northwest MA.
Dry and cooler weather moves in behind the front for Friday.

&&

.AVIATION /21Z SATURDAY THROUGH THURSDAY/...
Forecaster Confidence Levels...

Low - less than 30 percent.
Moderate - 30 to 60 percent.
High - greater than 60 percent.

Short Term /through Sunday Night/...

18z update...

This evening and overnight...moderate confidence.

Trending toward VFR. This will lead to the formation of fog later
this evening...likely lowering vsbys into the MVFR category.
However with mid and high clouds arriving toward morning this may
result in vsbys improving toward daybreak. Dry weather prevails.

Sunday...moderate confidence.

Mainly VFR to start but lowering to MVFR as the day progresses
along with spotty light rain/drizzle and patchy fog. NE winds
increasing up to 20 kt along the coast by days end.

Sunday night...moderate confidence...

MVFR likely in spotty light rain/drizzle. Concerned about freezing
rain/drizzle across the high terrain including KORH.

KBOS TAF...Moderate confidence in TAF.

KBDL TAF...Moderate confidence in TAF.

Outlook /Monday through Thursday/... Moderate confidence.

Monday-Tuesday...

MVFR cigs and vsbys in rain and snow Monday will lower to IFR/LIFR
cigs late in the day or Monday night, especially in RI and Eastern
MA as well as parts of the Worcester Hills. Best chance for snow and
sleet/freezing rain will be north of the Mass Pike, although
Northern CT has a smaller chance. Rain and fog farther south and
east.

Increasing winds above the surface Monday, with speeds reaching
their maximum Monday night and then diminishing Tuesday. Winds at
1000-2000 feet should reach 40 to 60 knots Monday afternoon and
continue Monday night. East winds of 70 knots possible over Cape
Cod and Islands. Expect low level wind shear during this time
along with strong wind gusts at the surface. Winds then diminish
during Tuesday as the low level jet shifts north into Maine.
Surface winds start from the east Monday, shift from the Northeast
Monday night, and then from the Northwest on Tuesday. CIGS and
Vsbys improve to VFR Tuesday night.

Wednesday and Thursday...

VFR most likely. An approaching cold front may bring MVFR
cigs/vsbys Thu in isolated rain/snow showers for parts of
Northwest Mass during the afternoon/evening.

&&

.MARINE...
Forecaster Confidence Levels...

Low - less than 30 percent.
Moderate - 30 to 60 percent.
High - greater than 60 percent.

4 pm update...

Tonight...tranquil weather this evening with light winds. Vsby may
lower to 1-3 miles in patchy fog.

Sunday...Increasing NE winds, especially in the afternoon with gusts
to 20 kt developing. G25 kt over southern waters by evening. Vsby
may lower in patchy drizzle/rain.

Sunday night...northeast winds continue to increase to gale force
toward daybreak Monday. Seas increase rapidly to 10-15 ft by 12z Mon
across the southern RI/MA waters. Vsby may lower in rain and fog esp
southern waters.

Outlook /Monday through Thursday/... Moderate confidence.

Monday through Tuesday...

Strengthening low pressure off the Mid Atlantic coast will move up
the coast Monday and cross near Cape Cod Tuesday afternoon. Expect
increasing winds Sunday night and Monday as the low runs up against
Maritime high pressure creating an increased pressure gradient over
the New England waters, as well as 1000-4000 feet above the surface.
The strongest winds will move across the waters from Monday
afternoon to Tuesday morning. East winds above the surface will
reach 60 to 70 knots during this time, and have the potential to
produce storm force gusts at the surface. The exception may be
Boston Harbor and Narragansett Bay, where somewhat lesser east gales
may be the rule.

The Storm Watch has been expanded to include Mass & Ipswich Bays as
well as Buzzards Bay and Vineyard Sound. Only Boston harbor and
Narragansett Bay remain in a Gale Watch.

These east winds will build seas and push them toward the eastern
shoreline. Expect highest values of 15 to 20 feet over the most
exposed waters during Monday evening and night.

Winds will shift on Tuesday, becoming North during the afternoon and
Northwest Tuesday evening as the storm center moves past.

Wednesday and Thursday ... improving conditions as weak high pres
builds over the waters Wed. Then increasing WSW winds ahead of an
approaching cold front Thu with its passage late Thu/Thu night.

&&

.TIDES/COASTAL FLOODING...

Given potent easterly LLJ and period of strong wind gusts, expect
seas to probably build to 20-25 feet across the eastern waters late
Mon into Tue. Fortunately, astronomical high tides are about as low
as they get, and the strongest winds Monday evening will coincide
with an astro high tide of only 8.2 feet in Boston.
Thus the risk of any significant coastal flooding is low. In fact,
it is hard to imagine a scenario of much worse than some
splashover for the Monday evening high tide, thanks to the lowness
of the astro high tide. The Tuesday morning high tide is higher at
9.4 feet. If winds are still blowing strong out of the northeast
along with 20+ foot seas just offshore, minor coastal flooding
could occur along the eastern MA coast. It would take a storm
surge of nearly 3.5 feet and waves greater than 20 feet to even
approach a moderate level of coastal flooding. Unless this system
progresses much more slowly than the current consensus of models
indicate, it is unlikely that we will experience anything worse
than minor coastal flooding and some beach erosion for the Tuesday
morning high tide in spite of such dangerous marine conditions
just offshore.

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...None.
MA...High Wind Watch from Monday morning through late Monday night
     for MAZ022>024.
RI...High Wind Watch from Monday morning through late Monday night
     for RIZ008.
MARINE...Storm Watch from Monday morning through late Monday night for
     ANZ232.
     Storm Watch from Monday afternoon through late Monday night
     for ANZ233-234.
     Gale Watch from Monday morning through late Monday night for
     ANZ230.
     Storm Watch from Monday afternoon through late Monday night
     for ANZ231-251.
     Gale Watch from late Sunday night through late Monday night
     for ANZ236.
     Storm Watch from Monday morning through late Monday night for
     ANZ235-237.
     Storm Watch from Monday morning through late Monday night for
     ANZ250-254.
     Storm Watch from late Sunday night through late Monday night
     for ANZ255-256.

&&

SYNOPSIS...Nocera
NEAR TERM...Nocera
SHORT TERM...Nocera
LONG TERM...WTB/Nocera
AVIATION...WTB/Nocera
MARINE...WTB/KJC/Nocera
TIDES/COASTAL FLOODING...staff
Hazardous weather outlook, Jan 21, 5:06 AM EST, 11 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
506 AM EST SAT JAN 21 2017

CTZ002>004-MAZ005>007-010>021-RIZ001>007-221015-
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-EASTERN ESSEX 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-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-BRISTOL RI-
WASHINGTON RI-NEWPORT RI-
506 AM EST SAT JAN 21 2017

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

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SIGNIFICANT STORM WILL IMPACT THE REGION SUNDAY NIGHT INTO
TUESDAY WITH STRONG WINDS AND HEAVY PRECIPITATION.

A PERIOD OF STRONG TO PERHAPS DAMAGING WINDS ARE EXPECTED ALONG
THE BOSTON TO PROVIDENCE CORRIDOR AND POINTS SOUTH AND EAST
MONDAY AFTERNOON INTO MONDAY NIGHT. EASTERLY WIND GUSTS OF 45 TO
55 MPH ARE LIKELY WITH A RISK FOR A FEW GUSTS UP TO 60 MPH.

THERE REMAINS SOME UNCERTAINTY REGARDING PRECIPITATION TYPE. THE
HIGHEST RISK FOR A SIGNIFICANT AMOUNT OF SNOW AND/OR ICE WILL BE
ALONG THE EAST SLOPES OF THE BERKSHIRES AND ACROSS THE NORTHERN
WORCESTER HILLS. FURTHER SOUTHEAST ALONG THE BOSTON TO PROVIDENCE
CORRIDOR...THE PRECIPITATION WILL MOST LIKELY BE IN THE FORM OF
RAIN EXCEPT FOR PERHAPS A PERIOD OF SLEET AND WET SNOW AT THE
ONSET.

ALTHOUGH RIVER FLOODING IS NOT LIKELY, HEAVY RAIN COULD PRODUCE
AREAS OF POOR DRAINAGE FLOODING.

SOME SPLASHOVER IS POSSIBLE AT THE TIME OF THE MONDAY EVENING HIGH
TIDE. IF THE STORM DOES NOT PULL AWAY FAST ENOUGH, THEN THERE
COULD BE A RISK OF MINOR COASTAL FLOODING DURING THE TUESDAY
MORNING HIGH TIDE ALONG EAST FACING SHORELINES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MAZ002>004-008-009-026-221015-
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-
WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA-NORTHERN MIDDLESEX MA-
506 AM EST SAT JAN 21 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL
MASSACHUSETTS...EASTERN MASSACHUSETTS AND WESTERN MASSACHUSETTS.

.DAY ONE...TODAY AND TONIGHT.

FOG AND DRIZZLE MAY CREATE SLICK SPOTS ON ANY UNTREATED AREA
HIGHWAYS THIS MORNING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A SIGNIFICANT STORM WILL LIKELY IMPACT THE REGION SUNDAY NIGHT
INTO TUESDAY WITH THE POTENTIAL FOR HEAVY PRECIPITATION AND STRONG
WIND GUSTS. THERE IS THE POTENTIAL FOR SIGNIFICANT ACCUMULATION
OF HEAVY WET SNOW...SLEET AND/OR FREEZING RAIN ALONG THE EAST
SLOPES OF THE BERKSHIRES AS WELL AS ACROSS THE HIGHER TERRAIN OF
NORTHERN WORCESTER COUNTY. THE PRECIPITATION MAY EVENTUALLY CHANGE
TO A PERIOD OF HEAVY RAIN WITH LOCAL POOR DRAINAGE FLOODING.

IN ADDITION...A PERIOD OF STRONG EASTERLY WIND GUSTS BETWEEN 40
AND 50 MPH IS POSSIBLE ACROSS EXPOSED HIGHER TERRAIN ALONG THE
EAST SLOPES OF THE BERKSHIRES AND NORTHERN WORCESTER COUNTY
FOR A TIME MONDAY AFTERNOON INTO MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MAZ022>024-RIZ008-221015-
BARNSTABLE MA-DUKES MA-NANTUCKET MA-BLOCK ISLAND RI-
506 AM EST SAT JAN 21 2017

...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEASTERN MASSACHUSETTS
AND SOUTHERN RHODE ISLAND.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HIGH WIND WATCH.

A SIGNIFICANT STORM WILL IMPACT THE REGION SUNDAY NIGHT INTO
TUESDAY WITH STRONG WINDS AND HEAVY PRECIPITATION.

THE PRECIPITATION WILL MOST LIKELY BE IN THE FORM OF RAIN. A BRIEF
PERIOD OF SLEET AND WET SNOW IS POSSIBLE AT THE ONSET.

HEAVY RAIN COULD PRODUCE AREAS OF POOR DRAINAGE FLOODING.

SOME SPLASHOVER IS POSSIBLE AT THE TIME OF THE MONDAY EVENING HIGH
TIDE. IF THE STORM DOES NOT PULL AWAY FAST ENOUGH, THEN THERE
COULD BE A RISK OF MINOR COASTAL FLOODING DURING THE TUESDAY
MORNING HIGH TIDE ALONG EAST FACING SHORELINES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ255-256-221015-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD AND
NANTUCKET-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO
20 NM SOUTH OF BLOCK ISLAND-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE MONDAY
NIGHT...

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

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ250-254-221015-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL
MARINE SANCTUARY-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ231-251-221015-
CAPE COD BAY-MASSACHUSETTS BAY AND IPSWICH BAY-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ235-237-221015-
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR RHODE ISLAND COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ236-221015-
NARRAGANSETT BAY-
506 AM EST SAT JAN 21 2017

...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR RHODE ISLAND COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   GALE WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ230-221015-
BOSTON HARBOR-
506 AM EST SAT JAN 21 2017

...GALE WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   GALE WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ233-234-221015-
VINEYARD SOUND-BUZZARDS BAY-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ232-221015-
NANTUCKET SOUND-
506 AM EST SAT JAN 21 2017

...STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE MONDAY
NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR MASSACHUSETTS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   STORM WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT
WWW.WEATHER.GOV/BOSTON

YOU CAN FOLLOW US ON FACEBOOK AT
WWW.FACEBOOK.COM/NWSBOSTON

YOU CAN FOLLOW US ON TWITTER AT
@NWSBOSTON

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 21, 4:00 AM ESTHigh Wind WatchBOXBarnstable, Dukes, Nantucket220 days
Jan 21, 4:18 PM ESTGale WarningBOX67 hr
Jan 21, 4:18 PM ESTStorm WarningBOX66 hr
Jan 21, 4:25 PM ESTHigh Wind WarningBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth65 hr

Nearby

Flood Watches in Massachusetts, 2017Flood Watches in Rhode Island, 2017Every flood watch in 2017

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.