Alert archive / Massachusetts / Winter Storm Watches in 2011

Winter Storm Watch 8, NWS Boston/Norton, MA

October 28, 20114 states

NWS Boston/Norton, MA issued this winter storm watch at Oct 28, 2011, 4:00 AM EDT for 4 states. It took effect at Oct 29, 2011, 5:00 PM EDT. It was in force for .

The area

The counties it named.

The facts

Issued
Oct 28, 2011, 4:00 AM EDT (08:00 UTC)
In effect from
Oct 29, 2011, 5:00 PM EDT
Expired
Oct 29, 2011, 4:51 AM EDT
In force
Issued by
NWS Boston/Norton, MA

Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Bristol County, MA, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Worcester County, MA, Cheshire County, NH, Hillsborough County, NH, Providence County, RI

The radar

The Boston radar (KBOX), 72 km from the middle of the area, began a volume at 07:59 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, 8.0 hours before the alert went out and 166 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 2011-10-28Temperature 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 2011-10-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -155 square meters per square second.1939587897117136156Sfc1 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
0 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
-155 m²/s²
0-3 km storm-relative helicity
25 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.

778 
WWUS41 KBOX 280800
WSWBOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
400 AM EDT FRI OCT 28 2011

...A STRONG AND EARLY SEASON WINTER STORM WILL AFFECT MUCH OF
SOUTHERN NEW ENGLAND THIS WEEKEND...

STRONG LOW PRESSURE WILL MOVE JUST SOUTH AND EAST OF SOUTHERN NEW
ENGLAND FROM LATE SATURDAY INTO EARLY SUNDAY AND MOVE INTO THE
CANADIAN MARITIMES SUNDAY.

THIS WATCH IS BASED ON IMPACT...AS IT IS THE FIRST POTENTIAL
WINTER STORM OF THE SEASON...AND EARLIER THAN MOST WINTER STORMS
OF THIS TYPE. A MIX OF WET AND SNOWY WEATHER WILL IMPACT MUCH OF
THE FORECAST AREA DURING THIS TIME. THERE IS THE CHANCE FOR
SNOWFALL OF 2 TO 5 INCHES NORTH AND WEST OF A BOSTON TO PROVIDENCE
LINE...WITH A MIX OF RAIN AND SNOW SOUTHEAST OF THIS LINE. WITH
LEAVES STILL ON THE TREES THIS HEAVY WET SNOW COULD CAUSE BRANCHES
TO BREAK WITH POWER OUTAGES POSSIBLE. STRONG NORTHEAST
WINDS...ESPECIALLY CLOSE TO THE EAST COAST COULD ENHANCE THE
CHANCES FOR THESE POWER OUTAGES EVEN WHERE LITTLE TO NO SNOW
FALLS. ALSO...WITH HIGH ASTRONOMICAL TIDES EXPECTED THIS
WEEKEND...ANOTHER ROUND OF MINOR COASTAL FLOODING IS POSSIBLE.

CTZ002>004-MAZ002>006-008>014-017-026-NHZ011-012-015-RIZ001-002-
281600-
/O.NEW.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA-
EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA-
NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...
ORANGE...BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...
CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD...
MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...TAUNTON...
AYER...JAFFREY...KEENE...MANCHESTER...NASHUA...PETERBOROUGH...
WEARE...FOSTER...SMITHFIELD...PROVIDENCE
400 AM EDT FRI OCT 28 2011

...WINTER STORM WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER STORM
WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY
MORNING. 

* LOCATIONS...SOUTHERN NEW HAMPSHIRE...CENTRAL AND WESTERN
  MASSACHUSETTS...NORTH CENTRAL AND NORTHWESTERN CONNECTICUT AND
  NORTHERN RHODE ISLAND.

* HAZARD TYPES...SNOW...WHICH COULD BE HEAVY AT TIMES. THE SNOW
  COULD ALSO MIX WITH RAIN AND CAUSE SLUSHY AND SLIPPERY
  CONDITIONS.

* ACCUMULATIONS...2 TO 5 INCHES OF SNOW.

* TIMING...SATURDAY AFTERNOON INTO SUNDAY MORNING.

* IMPACTS...HEAVY WET SNOW...AND STRONG WINDS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS AS WELL AS WEIGH DOWN TREES CAUSING
  POTENTIALLY WIDESPREAD POWER OUTAGES.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE MID 30S.

* VISIBILITIES...ONE QUARTER MILE OR LESS AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE POTENTIAL FOR HEAVY IMPACT WITH THIS EARLY SEASON WINTER STORM
IS POSSIBLE. HEAVY WET SNOW COULD CAUSE HAZARDOUS DRIVING
CONDITIONS AS WELL AS WIDE SPREAD POWER OUTAGES.

&&

$$

DOODY
4 follow-up statements
151 
WWUS41 KBOX 281540
WSWBOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1140 AM EDT FRI OCT 28 2011

...A STRONG AND EARLY SEASON WINTER STORM WILL AFFECT MUCH OF
SOUTHERN NEW ENGLAND THIS WEEKEND...

STRONG LOW PRESSURE WILL MOVE JUST SOUTH AND EAST OF SOUTHERN NEW
ENGLAND FROM LATE SATURDAY INTO EARLY SUNDAY AND MOVE INTO THE
CANADIAN MARITIMES SUNDAY.

THIS WATCH IS BASED ON IMPACT...AS IT IS THE FIRST POTENTIAL
WINTER STORM OF THE SEASON...AND EARLIER THAN MOST WINTER STORMS
OF THIS TYPE. A MIX OF WET AND SNOWY WEATHER WILL IMPACT MUCH OF
THE FORECAST AREA DURING THIS TIME. THERE IS THE CHANCE FOR
SNOWFALL OF 2 TO 5 INCHES NORTH AND WEST OF A BOSTON TO
PROVIDENCE LINE...WITH A MIX OF RAIN AND SNOW SOUTHEAST OF THIS
LINE. WITH LEAVES STILL ON THE TREES THIS HEAVY WET SNOW COULD
CAUSE BRANCHES TO BREAK WITH POWER OUTAGES POSSIBLE. STRONG
NORTHEAST WINDS...ESPECIALLY CLOSE TO THE EAST COAST COULD
ENHANCE THE CHANCES FOR THESE POWER OUTAGES EVEN WHERE LITTLE TO
NO SNOW FALLS. ALSO...WITH HIGH ASTRONOMICAL TIDES EXPECTED THIS
WEEKEND...ANOTHER ROUND OF MINOR COASTAL FLOODING IS POSSIBLE.

CTZ002>004-MAZ002>006-008>014-017-026-NHZ011-012-015-RIZ001-002-
282345-
/O.CON.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA-
EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-
WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA-
NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...
ORANGE...BARRE...FITCHBURG...FRAMINGHAM...LOWELL...LAWRENCE...
CHESTERFIELD...BLANDFORD...AMHERST...NORTHAMPTON...SPRINGFIELD...
MILFORD...WORCESTER...FOXBORO...NORWOOD...CAMBRIDGE...TAUNTON...
AYER...JAFFREY...KEENE...MANCHESTER...NASHUA...PETERBOROUGH...
WEARE...FOSTER...SMITHFIELD...PROVIDENCE
1140 AM EDT FRI OCT 28 2011

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

* LOCATIONS...SOUTHERN NEW HAMPSHIRE...CENTRAL AND WESTERN 
  MASSACHUSETTS...NORTH CENTRAL AND NORTHWESTERN CONNECTICUT AND 
  NORTHERN RHODE ISLAND. 

* HAZARD TYPES...SNOW...WHICH COULD BE HEAVY AT TIMES. THE SNOW 
  COULD ALSO MIX WITH RAIN AND CAUSE SLUSHY AND SLIPPERY 
  CONDITIONS. 

* ACCUMULATIONS...2 TO 5 INCHES OF SNOW.

* TIMING...SATURDAY AFTERNOON INTO SUNDAY MORNING.

* IMPACTS...HEAVY WET SNOW...AND STRONG WINDS WILL CAUSE 
  HAZARDOUS DRIVING CONDITIONS AS WELL AS WEIGH DOWN TREES 
  CAUSING POTENTIALLY WIDESPREAD POWER OUTAGES. 

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE MID 30S.

* VISIBILITIES...ONE QUARTER MILE OR LESS AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE POTENTIAL FOR HEAVY IMPACT WITH THIS EARLY SEASON WINTER
STORM IS POSSIBLE. HEAVY WET SNOW COULD CAUSE HAZARDOUS DRIVING
CONDITIONS AS WELL AS WIDE SPREAD POWER OUTAGES.

&&

$$


NMB
490 
WWUS41 KBOX 281927
WSWBOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
327 PM EDT FRI OCT 28 2011

...A MAJOR WINTER STORM WILL BRING DAMAGING HEAVY WET SNOW TO
INTERIOR SOUTHERN NEW ENGLAND LATE SATURDAY AND ESPECIALLY SATURDAY
NIGHT...

CTZ002>004-MAZ002>004-008>012-026-NHZ011-012-015-290330-
/O.UPG.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
/O.NEW.KBOX.WS.W.0011.111029T2100Z-111030T1200Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-WESTERN HAMPSHIRE MA-
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
SOUTHERN WORCESTER MA-NORTHERN MIDDLESEX MA-CHESHIRE NH-
EASTERN HILLSBOROUGH NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...
ORANGE...BARRE...FITCHBURG...CHESTERFIELD...BLANDFORD...AMHERST...
NORTHAMPTON...SPRINGFIELD...MILFORD...WORCESTER...AYER...
JAFFREY...KEENE...MANCHESTER...NASHUA...PETERBOROUGH...WEARE
327 PM EDT FRI OCT 28 2011

...WINTER STORM WARNING IN EFFECT FROM 5 PM SATURDAY TO 8 AM EDT
SUNDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER STORM
WARNING FOR HEAVY WET SNOW...WHICH IS IN EFFECT FROM 5 PM SATURDAY TO
8 AM EDT SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...SOUTHERN NEW HAMPSHIRE...WESTERN AND CENTRAL
  MASSACHUSETTS AS WELL AS NORTHERN CONNECTICUT.

* HAZARD TYPES...HEAVY WET SNOW.

* ACCUMULATIONS...6 TO 12 INCHES OF WET SNOW WITH THE HIGHER
  AMOUNTS EXPECTED IN THE HIGHER ELEVATIONS.

* TIMING...A MIXTURE OF RAIN AND SNOW WILL OVERSPREAD THE REGION
  FROM SOUTHWEST TO NORTHEAST FROM LATE SATURDAY MORNING INTO THE
  AFTERNOON. THE PRECIPITATION WILL CHANGE TO HEAVY WET SNOW BY
  LATE AFTERNOON OR EARLY EVENING ACROSS THE REGION. SNOW WILL
  FALL HEAVY AT TIMES THROUGH SATURDAY NIGHT. 1 TO 2 INCH PER HOUR
  SNOWFALL RATES ARE POSSIBLE AT TIMES SATURDAY NIGHT.

* IMPACTS...HEAVY WET SNOW WILL RESULT IN TREE DAMAGE AND
  SCATTERED POWER OUTAGES. THE DAMAGE COULD BE QUITE EXTENSIVE
  WITH THE POTENTIAL FOR AN AREA OF WIDESPREAD POWER OUTAGES.
  UNTREATED ROADWAYS WILL BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* TEMPERATURES...IN THE LOWER 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING IS ISSUED WHEN AN AVERAGE OF 6 OR MORE
INCHES OF SNOW IS EXPECTED IN A 12 HOUR PERIOD...OR FOR 8 OR MORE
INCHES IN A 24 HOUR PERIOD. TRAVEL WILL BE SLOW AT BEST ON WELL
TREATED SURFACES...AND QUITE DIFFICULT ON ANY UNPLOWED OR
UNTREATED SURFACES.

&&

$$

MAZ005-006-013-014-017-RIZ001-002-290330-
/O.CON.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-WESTERN NORFOLK MA-
SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
FOXBORO...NORWOOD...CAMBRIDGE...TAUNTON...FOSTER...SMITHFIELD...
PROVIDENCE
327 PM EDT FRI OCT 28 2011

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

* LOCATIONS...INTERIOR EASTERN MASSACHUSETTS AS WELL AS THE
  NORTHERN HALF OF RHODE ISLAND.

* HAZARD TYPES...RAIN CHANGING TO WET SNOW.

* ACCUMULATIONS...2 TO 6 INCHES OF SNOW WITH THE HIGHEST AMOUNTS
  MOST LIKELY IN THE HILLS OF NORTHWEST RHODE ISLAND.

* TIMING...RAIN IS EXPECTED TO DEVELOP FROM SOUTHWEST TO NORTHEAST
  LATE SATURDAY MORNING OR AFTERNOON. THE RAIN IS EXPECTED TO
  CHANGE TO WET SNOW SOMETIME SATURDAY NIGHT...OCCURRING FIRST IN
  THE HIGHER TERRAIN OF NORTHWEST RHODE ISLAND. HOWEVER...THERE IS
  UNCERTAINTY AS TO WHEN EXACTLY THIS WILL OCCUR SO ACCUMULATIONS
  ARE STILL UNCERTAIN. CONFIDENCE IS NOT HIGH ENOUGH TO UPGRADE TO
  A WARNING AT THIS TIME.

* IMPACTS...WET SNOW AND STRONG WIND GUSTS WILL BRING THE
  POTENTIAL FOR TREE DAMAGE AND SCATTERED POWER OUTAGES. UNTREATED
  ROADWAYS MAY BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* TEMPERATURES...IN THE MIDDLE 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE POTENTIAL FOR HEAVY IMPACT WITH THIS EARLY SEASON WINTER
STORM IS POSSIBLE. HEAVY WET SNOW COULD CAUSE HAZARDOUS DRIVING
CONDITIONS AS WELL AS WIDE SPREAD POWER OUTAGES.

&&

$$

FRANK
051 
WWUS41 KBOX 290207
WSWBOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
1007 PM EDT FRI OCT 28 2011

...A MAJOR WINTER STORM WILL BRING DAMAGING HEAVY WET SNOW TO
INTERIOR SOUTHERN NEW ENGLAND LATE SATURDAY AND ESPECIALLY
SATURDAY NIGHT...

CTZ002>004-MAZ002>004-008>012-026-NHZ011-012-015-291015-
/O.CON.KBOX.WS.W.0011.111029T2100Z-111030T1200Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-WESTERN HAMPSHIRE MA-
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
SOUTHERN WORCESTER MA-NORTHERN MIDDLESEX MA-CHESHIRE NH-
EASTERN HILLSBOROUGH NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...
ORANGE...BARRE...FITCHBURG...CHESTERFIELD...BLANDFORD...AMHERST...
NORTHAMPTON...SPRINGFIELD...MILFORD...WORCESTER...AYER...
JAFFREY...KEENE...MANCHESTER...NASHUA...PETERBOROUGH...WEARE
1007 PM EDT FRI OCT 28 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM SATURDAY TO
8 AM EDT SUNDAY...

* LOCATIONS...SOUTHERN NEW HAMPSHIRE...WESTERN AND CENTRAL 
  MASSACHUSETTS AS WELL AS NORTHERN CONNECTICUT. 

* HAZARD TYPES...HEAVY WET SNOW.

* ACCUMULATIONS...6 TO 10 INCHES OF SNOW. 12 INCHES OF SNOW IN
  SOME HIGHER ELEVATIONS.

* TIMING...A MIXTURE OF RAIN AND SNOW WILL OVERSPREAD THE REGION 
  FROM SOUTHWEST TO NORTHEAST FROM LATE SATURDAY MORNING INTO 
  THE AFTERNOON. THE PRECIPITATION WILL CHANGE TO HEAVY WET SNOW 
  BY LATE AFTERNOON OR EARLY EVENING ACROSS THE REGION. SNOW 
  WILL FALL HEAVY AT TIMES THROUGH SATURDAY NIGHT. 1 TO 2 INCH 
  PER HOUR SNOWFALL RATES ARE POSSIBLE AT TIMES SATURDAY NIGHT. 

* IMPACTS...HEAVY WET SNOW WILL RESULT IN TREE DAMAGE AND 
  SCATTERED POWER OUTAGES. THE DAMAGE COULD BE QUITE EXTENSIVE 
  WITH THE POTENTIAL FOR AN AREA OF WIDESPREAD POWER OUTAGES. 
  UNTREATED ROADWAYS WILL BECOME SNOW COVERED AND SLIPPERY. 

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* TEMPERATURES...IN THE LOWER 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING IS ISSUED WHEN AN AVERAGE OF 6 OR MORE
INCHES OF SNOW IS EXPECTED IN A 12 HOUR PERIOD...OR FOR 8 OR MORE
INCHES IN A 24 HOUR PERIOD. TRAVEL WILL BE SLOW AT BEST ON WELL
TREATED SURFACES...AND QUITE DIFFICULT ON ANY UNPLOWED OR
UNTREATED SURFACES.

&&

$$

MAZ005-006-013-014-017-RIZ001-002-291015-
/O.CON.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-WESTERN NORFOLK MA-
SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA-
NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
FOXBORO...NORWOOD...CAMBRIDGE...TAUNTON...FOSTER...SMITHFIELD...
PROVIDENCE
1007 PM EDT FRI OCT 28 2011

...WINTER STORM WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH SUNDAY MORNING...

* LOCATIONS...INTERIOR EASTERN MASSACHUSETTS AS WELL AS THE 
  NORTHERN HALF OF RHODE ISLAND. 

* HAZARD TYPES...RAIN CHANGING TO WET SNOW.

* ACCUMULATIONS...4 TO 6 INCHES OF SNOW.

* TIMING...RAIN IS EXPECTED TO DEVELOP FROM SOUTHWEST TO 
  NORTHEAST LATE SATURDAY MORNING OR AFTERNOON. THE RAIN IS 
  EXPECTED TO CHANGE TO WET SNOW SOMETIME SATURDAY NIGHT... 
  OCCURRING FIRST IN THE HIGHER TERRAIN OF NORTHWEST RHODE 
  ISLAND. HOWEVER...THERE IS UNCERTAINTY AS TO WHEN EXACTLY THIS 
  WILL OCCUR SO ACCUMULATIONS ARE STILL UNCERTAIN. CONFIDENCE IS 
  NOT HIGH ENOUGH TO UPGRADE TO A WARNING AT THIS TIME. 

* IMPACTS...WET SNOW AND STRONG WIND GUSTS WILL BRING THE 
  POTENTIAL FOR TREE DAMAGE AND SCATTERED POWER OUTAGES. 
  UNTREATED ROADWAYS MAY BECOME SNOW COVERED AND SLIPPERY. 

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* TEMPERATURES...IN THE UPPER 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE POTENTIAL FOR HEAVY IMPACT WITH THIS EARLY SEASON WINTER
STORM IS POSSIBLE. HEAVY WET SNOW COULD CAUSE HAZARDOUS DRIVING
CONDITIONS AS WELL AS WIDE SPREAD POWER OUTAGES.

&&

$$
568 
WWUS41 KBOX 290851
WSWBOX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAUNTON MA
451 AM EDT SAT OCT 29 2011

...A MAJOR WINTER STORM WILL BRING DAMAGING HEAVY WET SNOW TO
INTERIOR SOUTHERN NEW ENGLAND LATE TODAY AND TONIGHT...

MAZ005-006-RIZ001-291700-
/O.UPG.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
/O.EXB.KBOX.WS.W.0011.111029T2200Z-111030T1200Z/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF...FRAMINGHAM...LOWELL...LAWRENCE...
FOSTER...SMITHFIELD
451 AM EDT SAT OCT 29 2011

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 8 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER STORM
WARNING FOR HEAVY WET SNOW AND STRONG WINDS...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO 8 AM EDT SUNDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* LOCATIONS...PORTIONS OF MIDDLESEX AND ESSEX COUNTIES IN
  MASSACHUSETTS AS WELL AS NORTHERN AND WESTERN PROVIDENCE COUNTY
  IN RHODE ISLAND.

* HAZARD TYPES...HEAVY WET SNOW AND STRONG WINDS.

* ACCUMULATIONS...4 TO 6 INCHES OF SNOW.

* TIMING...THIS EVENING AND OVERNIGHT.

* IMPACTS...HEAVY WET SNOW WILL RESULT IN TREE DAMAGE AND 
  SCATTERED POWER OUTAGES. THE DAMAGE COULD BE QUITE EXTENSIVE 
  WITH THE POTENTIAL FOR AN AREA OF WIDESPREAD POWER OUTAGES. 
  UNTREATED ROADWAYS WILL BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* TEMPERATURES...IN THE LOW TO MID 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING IS ISSUED WHEN AN AVERAGE OF 6 OR MORE
INCHES OF SNOW IS EXPECTED IN A 12 HOUR PERIOD...OR FOR 8 OR MORE
INCHES IN A 24 HOUR PERIOD. TRAVEL WILL BE SLOW AT BEST ON WELL
TREATED SURFACES...AND QUITE DIFFICULT ON ANY UNPLOWED OR
UNTREATED SURFACES.

&&

$$

CTZ002>004-MAZ002>004-008>012-026-NHZ011-012-015-291700-
/O.EXT.KBOX.WS.W.0011.111029T2000Z-111030T1200Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-WESTERN FRANKLIN MA-
EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-WESTERN HAMPSHIRE MA-
WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
SOUTHERN WORCESTER MA-NORTHERN MIDDLESEX MA-CHESHIRE NH-
EASTERN HILLSBOROUGH NH-WESTERN AND CENTRAL HILLSBOROUGH NH-
INCLUDING THE CITIES OF...HARTFORD...WINDSOR LOCKS...UNION...
VERNON...PUTNAM...WILLIMANTIC...CHARLEMONT...GREENFIELD...
ORANGE...BARRE...FITCHBURG...CHESTERFIELD...BLANDFORD...AMHERST...
NORTHAMPTON...SPRINGFIELD...MILFORD...WORCESTER...AYER...
JAFFREY...KEENE...MANCHESTER...NASHUA...PETERBOROUGH...WEARE
451 AM EDT SAT OCT 29 2011

...WINTER STORM WARNING NOW IN EFFECT FROM 4 PM THIS AFTERNOON TO
8 AM EDT SUNDAY...

* LOCATIONS...SOUTHERN NEW HAMPSHIRE...WESTERN AND CENTRAL 
  MASSACHUSETTS AS WELL AS NORTHERN CONNECTICUT. 

* HAZARD TYPES...HEAVY WET SNOW.

* ACCUMULATIONS...6 TO 10 INCHES OF SNOW. 12 INCHES OF SNOW IN
  SOME HIGHER ELEVATIONS.

* TIMING...A MIXTURE OF RAIN AND SNOW WILL OVERSPREAD THE REGION
  FROM SOUTHWEST TO NORTHEAST FROM THIS AFTERNOON. THE
  PRECIPITATION WILL CHANGE TO HEAVY WET SNOW BY THIS EVENING.
  SNOW WILL FALL HEAVY AT TIMES TONIGHT. 1 TO 2 INCH PER HOUR
  SNOWFALL RATES ARE POSSIBLE AT TIMES SATURDAY NIGHT.

* IMPACTS...HEAVY WET SNOW WILL RESULT IN TREE DAMAGE AND 
  SCATTERED POWER OUTAGES. THE DAMAGE COULD BE QUITE EXTENSIVE 
  WITH THE POTENTIAL FOR AN AREA OF WIDESPREAD POWER OUTAGES. 
  UNTREATED ROADWAYS WILL BECOME SNOW COVERED AND SLIPPERY. 

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 50 MPH.

* TEMPERATURES...IN THE LOWER 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING IS ISSUED WHEN AN AVERAGE OF 6 OR MORE
INCHES OF SNOW IS EXPECTED IN A 12 HOUR PERIOD...OR FOR 8 OR MORE
INCHES IN A 24 HOUR PERIOD. TRAVEL WILL BE SLOW AT BEST ON WELL
TREATED SURFACES...AND QUITE DIFFICULT ON ANY UNPLOWED OR
UNTREATED SURFACES.

&&

$$

MAZ013-014-017-RIZ002-291700-
/O.UPG.KBOX.WS.A.0008.111029T2100Z-111030T1200Z/
/O.NEW.KBOX.WW.Y.0021.111029T2200Z-111030T1200Z/
WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-NORTHERN BRISTOL MA-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF...FOXBORO...NORWOOD...CAMBRIDGE...
TAUNTON...PROVIDENCE
451 AM EDT SAT OCT 29 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
8 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR HEAVY WET SNOW AND STRONG WINDS...WHICH IS
IN EFFECT FROM 6 PM THIS EVENING TO 8 AM EDT SUNDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...PORTIONS OF NORFOLK...MIDDLESEX...AND BRISTOL
  COUNTIES IN MASSACHUSETTS AS WELL THE PROVIDENCE METRO AREA IN
  RHODE ISLAND.

* HAZARD TYPES...HEAVY WET SNOW AND STRONG WINDS.

* ACCUMULATIONS...UP TO 2 TO 5 INCHES OF SNOW.

* TIMING...THIS EVENING AND OVERNIGHT.

* IMPACTS...WET SNOW AND STRONG WIND GUSTS WILL BRING THE 
  POTENTIAL FOR TREE DAMAGE AND SCATTERED POWER OUTAGES. 
  UNTREATED ROADWAYS MAY BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 55 MPH.

* TEMPERATURES...IN THE LOW TO MID 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW AND/OR ICE IS
FORECAST TO DEVELOP IN THE AFFECTED AREAS...BUT ACCUMULATIONS ARE
EXPECTED TO BE LIGHT. ANY SNOW OR ICE WOULD MAKE DRIVING AND
WALKING DIFFICULT...BUT NOT IMPOSSIBLE...ON UNTREATED ROADWAYS
AND SIDEWALKS.  WHEN TEMPERATURES ARE BELOW FREEZING...MOTORISTS
NEED TO BE ESPECIALLY CAREFUL ON BRIDGES AND OVERPASSES WHERE
SLIPPERY SPOTS CAN EASILY DEVELOP.

&&

$$

RIZ003-004-291700-
/O.NEW.KBOX.WW.Y.0021.111029T2200Z-111030T1200Z/
WESTERN KENT RI-EASTERN KENT RI-
INCLUDING THE CITIES OF...WEST GREENWICH...WARWICK
451 AM EDT SAT OCT 29 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
8 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR HEAVY WET SNOW AND STRONG WINDS...WHICH IS
IN EFFECT FROM 6 PM THIS EVENING TO 8 AM EDT SUNDAY.

* LOCATIONS...SOUTHERN RHODE ISLAND.

* HAZARD TYPES...HEAVY WET SNOW AND STRONG WINDS.

* ACCUMULATIONS...UP TO 1 TO 4 INCHES OF SNOW.

* TIMING...THIS EVENING AND OVERNIGHT.

* IMPACTS...WET SNOW AND STRONG WIND GUSTS WILL BRING THE 
  POTENTIAL FOR TREE DAMAGE AND SCATTERED POWER OUTAGES. 
  UNTREATED ROADWAYS MAY BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 20 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* TEMPERATURES...IN THE MID 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW AND/OR ICE IS
FORECAST TO DEVELOP IN THE AFFECTED AREAS...BUT ACCUMULATIONS ARE
EXPECTED TO BE LIGHT. ANY SNOW OR ICE WOULD MAKE DRIVING AND
WALKING DIFFICULT...BUT NOT IMPOSSIBLE...ON UNTREATED ROADWAYS
AND SIDEWALKS.  WHEN TEMPERATURES ARE BELOW FREEZING...MOTORISTS
NEED TO BE ESPECIALLY CAREFUL ON BRIDGES AND OVERPASSES WHERE
SLIPPERY SPOTS CAN EASILY DEVELOP.

&&

$$

MAZ007-015-016-018-020-RIZ005>007-291700-
/O.NEW.KBOX.WW.Y.0021.111029T2200Z-111030T1200Z/
EASTERN ESSEX MA-SUFFOLK MA-EASTERN NORFOLK MA-
WESTERN PLYMOUTH MA-SOUTHERN BRISTOL MA-BRISTOL RI-WASHINGTON RI-
NEWPORT RI-
INCLUDING THE CITIES OF...GLOUCESTER...BOSTON...QUINCY...
BROCKTON...FALL RIVER...NEW BEDFORD...BRISTOL...NARRAGANSETT...
WESTERLY...NEWPORT
451 AM EDT SAT OCT 29 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
8 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR HEAVY WET SNOW AND STRONG WINDS...WHICH IS
IN EFFECT FROM 6 PM THIS EVENING TO 8 AM EDT SUNDAY.

* LOCATIONS...MUCH OF EASTERN MASSACHUSETTS. 

* HAZARD TYPES...HEAVY WET SNOW AND STRONG WINDS.

* ACCUMULATIONS...UP TO 1 TO 3 INCHES OF SNOW.

* TIMING...THIS EVENING AND TONIGHT.

* IMPACTS...WET SNOW AND STRONG WIND GUSTS WILL BRING THE 
  POTENTIAL FOR TREE DAMAGE AND SCATTERED POWER OUTAGES. 
  UNTREATED ROADWAYS MAY BECOME SNOW COVERED AND SLIPPERY.

* WINDS...NORTH 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.

* TEMPERATURES...IN THE UPPER 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW AND/OR ICE IS
FORECAST TO DEVELOP IN THE AFFECTED AREAS...BUT ACCUMULATIONS ARE
EXPECTED TO BE LIGHT. ANY SNOW OR ICE WOULD MAKE DRIVING AND
WALKING DIFFICULT...BUT NOT IMPOSSIBLE...ON UNTREATED ROADWAYS
AND SIDEWALKS.  WHEN TEMPERATURES ARE BELOW FREEZING...MOTORISTS
NEED TO BE ESPECIALLY CAREFUL ON BRIDGES AND OVERPASSES WHERE
SLIPPERY SPOTS CAN EASILY DEVELOP.

&&

$$

MD/WB

What forecasters said that day

The local office's own words before this winter storm 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 winter storm watch went out at Oct 28, 3:57 AM EDT, 3 minutes earlier.

Area forecast discussion, Oct 28, 3:57 AM EDT, 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAUNTON MA
357 AM EDT FRI OCT 28 2011

.SYNOPSIS...
HIGH PRESSURE BUILDS OVER NEW ENGLAND TODAY BRINGING SUNNY SKIES
AND COOL TEMPERATURES. LOW PRESSURE MOVING OUT OF TEXAS WILL MOVE
CLOUDS ACROSS THE REGION LATE TONIGHT AND SPREAD PRECIPITATION IN
ON SATURDAY. THIS WILL BE A POTENTIAL VERY EARLY SEASON WINTER
STORM WITH RAIN AND HEAVY WET SNOW OVER THE WEEKEND. DRY WEATHER
IS EXPECT FOR EARLY TO MID WEEK WITH A MID WEEKEND LOW PRES CENTER
PROBABLY REMAINING WELL OFFSHORE. A COLD FRONT MAY PRODUCE SHOWERS
LATE IN THE WEEK.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
STRONG GUSTY NORTH WINDS CONTINUE OVER CAPE COD AND ISLANDS.  ALSO
OCEAN INDUCED INSTABILITY WITH 850 MB TEMPS AROUND -5C AND WATER
TEMPS IN CAPE COD BAY STILL MILD IN THE UPPER 50S.  THE RESULT HAS
BEEN SOME OCEAN-EFFECT RAIN SHOWERS ACROSS MUCH OF CAPE COD AND
NANTUCKET.  TEMPS AT 850 MB WILL MODERATE A LITTLE TODAY WHILE WINDS
DIMINISH...SO EXPECT THESE CLOUDS/SHOWERS TO GO AWAY.

OTHERWISE...HIGH PRESSURE BUILDS OVER NEW ENGLAND. SHOULD BE PLENTY
OF SUNSHINE WITH INCREASING CIRRUS THIS AFTERNOON.  MIXING DEPTHS
ARE FORECAST AROUND 4000 FEET AND 900 MB TEMPS FORECAST AT -2C TO
-3C...SO MAX TEMPS IN THE 40S ARE REASONABLE...SOME WARM SPOTS MAY
TOUCH 50.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH 6 PM SATURDAY/...
TONIGHT...
HIGH PRESSURE OVERHEAD/SLIGHTLY NORTH...THIS SHOULD KEEP THE WEATHER
DRY AND COOL.  WINDS COME AROUND TO EAST-NORTHEAST OVERNIGHT AND SO
WILL BE COMING OFF MID TO UPPER 50S WATER.  THIS SHOULD KEEP COASTAL
AREAS FROM COOLING BELOW FREEZING.  TEMPS WERE GENERATED FROM A
BLEND OF BIAS CORRECTED MOS.

SATURDAY...
A DIGGING UPPER TROUGH OVER THE MISSISSIPPI WILL GENERATE ANOTHER
SURFACE LOW PRESSURE AREA FRIDAY NIGHT...THIS ONE OVER THE SOUTHEAST
USA. THE LOW WILL THEN MOVE UP THE COAST ON SATURDAY.  THE DIGGING
TROUGH TURNS OUR UPPER FLOW FROM WEST TO SOUTHWEST...BRINGING MOIST
AIR NORTH ONCE AGAIN.

THE COASTAL LOW WILL HAVE STRONG WINDS ASSOCIATED...WITH A 50-70
KNOT EAST-NORTHEAST JET LEADING THE LOW. ISENTROPIC SURFACES SHOW
STRONG LIFT...ON THE ORDER OF 20 MB/HOUR...AND A SATURATING AIRMASS
MOVING INTO NEW ENGLAND ON SATURDAY WITH THE MOST FAVORABLE VALUES
MOVING IN FROM SOUTH TO NORTH DURING SATURDAY AFTERNOON.

TIME-HEIGHT SECTIONS SHOW LOWERING/THICKENING MOISTURE LAYER
SATURDAY MORNING AND A DEEP COLUMN OF LIFT AND MOISTURE SATURDAY
AFTERNOON/EVENING.  TEMPERATURE PROFILES CLEARLY FAVOR RAIN IN THE
COASTAL PLAIN WITH BUFKIT SHOWING 2000-3000 FOOT DEEP LAYERS OF
ABOVE-FREEZING AIR AT THE SURFACE.  FARTHER NORTH AND WEST THE
PROFILES ARE COOLER...BUT TEMPERATURES ABOVE FREEZING ARE STILL
EXPECTED TO BE 1500-2000 FEET DEEP AND MAX TEMPS ARE EXPECTED TO BE
IN THE UPPER 30S AND LOW 40S. SO WE EXPECT THE PCPN TO START AS RAIN
IN THESE AREAS.

LATE IN THE DAY...TOWARD THE GATHERING GLOOM OF SUNSET...DIURNAL
COOLING...DYNAMIC COOLING...AND EVAPORATIVE COOLING WILL ALL START
TO WORK ON CHANGING THE RAIN TO SNOW.  EXPECT THIS TO FIRST TAKE
PLACE OVER THE CENTRAL AND WESTERN HILLS...THEN EXPAND SOUTHEAST.

TEMPS ARE A BLEND OF BIAS CORRECTED MOS.  POPS COME FROM A BLEND OF
21Z SREF/00Z GFS/12Z ECMWF/00Z GMOS.

&&

.LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/...
MAIN POINTS...
* POTENTIAL MAJOR WINTER STORM FOR SATURDAY AFTERNOON AND NIGHT
* HIGH PRES AND SEASONABLE TEMPS DURING THE MID WEEK
* ANOTHER ROUND OF PRECIP TOWARDS THE END OF THE WEEK

OVERVIEW AND MODEL PREFERENCES...
THE KEY IN THE LONG TERM WILL BE THE POTENTIALLY STRONG AND EARLY
WINTER STORM OVER THE LATE SAT INTO SUN TIMEFRAME. GUIDANCE SUITE
IS CONVERGING ON A SOLN MORE AND MORE WITH EACH RUN...ALTHOUGH
THERE ARE DIFFERENCES OF 50+ NM THAT MAY MAKE A DIFFERENCE ON
WHERE THE BEST SNOW TOTALS ARE AND HOW MUCH FALLS. ECMWF/GEFS MEAN
ARE STILL THE COOLEST MODELS PARTIALLY DUE TO THEIR PLACEMENT JUST
SE OF THE 40/70 BENCHMARK. GFS/NAM IS JUST INSIDE THE BENCHMARK
AND THUS...A BIT WARMER. WITH SOME TIME AND DISCREPANCIES STILL
LEFT...LIKE THE GFS/ECMWF BLEND THAT HAS BEEN USED OF LATE. SO
WILL USE THESE TO POPULATE FCST,

THE DRAW OF ANOMALOUSLY COLD AIRMASS AND STRONG NEAR 1030 HPA HIGH
PRES SUN...FOLLOWING THE COASTAL STORM...LOOKS TO BE WELL
ENTRENCHED AND PROVIDES ENOUGH OF A BLOCK AT ALL LVLS TO FORCE
WAVES FROM THE W TO THE N...AND COASTAL SYSTEMS OUT TO SEA THROUGH
AT LEAST MID WEEK. WILL BEGIN TO SHOW SOME POPS DURING THE THU
TIMEFRAME THANKS TO A STRONGER TROF DRAGGING A FRONT AND POTENTIAL
DOUBLE-BARRELED SYSTEM LATE IN THE WEEK.

DETAILS...

SUN NIGHT INTO EARLY SUN...
STRONG TROF SHIFTING NEG WITH 1.5PVU SFC AT NEAR 730MB WILL SLIDE
OVER NRN PORTIONS OF THE FA DURING THIS PERIOD. THE SFC
REFLECTION...A STRONG COASTAL LOW WILL MOVE UP THE COAST AND PASS
SOMEWHERE IN THE NEAR VICINITY OF THE 40/70 BENCHMARK DURING THE
OVERNIGHT HOURS. USING THE GFS/ECMWF BLEND MENTIONED
EARLIER...TAKES INTO ACCOUNT AN INSIDE AND OUTSIDE TRACK
RESPECTIVELY. THIS BLEND ALSO ACCOUNTS FOR THERMAL STRUCTURE
DIFFERENCES WITH THE ECMWF THERMAL PROFILE SUPPORTING ALMOST ALL
SNOW FOR THE ENTIRETY OF THE EVENT...WHILE THE GFS IS WARMER AND
MAY TAKE A BIT LONGER FOR CHANGEOVER.

IN EITHER CASE DYNAMICS ARE VERY STRONG WITH THIS EVENT THANKS TO
GOOD DEFORMATION AND FRONTOGENESIS IN THE CLASSIC TROWAL SENSE.
GIVEN THESE STRONG DYNAMICS...FEEL THAT MUCH OF THE AREA WILL SEE
AT LEAST SOME -SN WITH THIS CURRENT TREND THANKS TO STRONG DYNAMIC
COOLING. THE BEST BANDING LOOKS TO BE RIGHT ALONG THE CORRIDOR
MENTIONED IN THE PREVIOUS AFD...FROM THE N CENTRAL CT HIGHLANDS
THROUGH NRN RI AND INTO THE BOS SUBURBS. THE KEY WILL BE WINDS TO
DRAW EITHER COOL AIR OR MARINE AIR INTO THE FRONTOGENETICAL
SYSTEM...AS WINDS SHIFT TO MORE OF A N COMPONENT THANKS TO STRONG
ISALLOBARIC FLOW N OF THIS LINE...AND MAY EVEN BECOME MORE ESE S
OF THE LINE WHICH WOULD DRAW WARMER MARINE AIR TO THE COASTAL
PLAIN. THE COOL AIR MEETS WARM MARINE AIR IS ALSO A FACTOR IN THE
GENERATION OF STRONG COASTAL FRONTOGENESIS...WHICH MAY AID IN
SN/RA FALL NEAR ERN SHORES. THERE IS STILL SOME TIME TO NAIL THIS
DOWN AS THE RELATIVELY SMALL /50+ NM OR SO/ DIFFERENCES IN TRACK
COULD MAKE A HUGE DIFFERENCE IN EITHER A HIGH SN TOTAL OR A MIX.
HOWEVER...THIS WILL HAVE TO BE MONITORED BECAUSE THANKS TO THE
STRONG DYNAMICS...QPF TOTALS WILL BE VERY HIGH...AND EVEN AREAS
THAT STAY MOSTLY RAIN COULD HAVE THE POTENTIAL FOR SOME FLOODING.

THE OTHER ISSUE WILL BE WINDS... GUIDANCE SUPPORTS 50 TO 60 KT
H92 ELY JET DURING THE PEAK OF THE STORM. WITH LLVL DYNAMIC
COOLING INLAND AND FURTHER FROM THE JET...LAPSE RATES LIKELY
UNFAVORABLE FOR BRINGING ALL THIS MOMENTUM TO THE SFC. CLOSER TO
THE COAST HOWEVER...GIVEN MARINE INFLUENCE...LLVL LAPSE RATES
COULD SUPPORT SOME OF THESE WINDS MIXING DOWN TO THE SFC. COMBINE
THIS WITH SOME CONTINUED ASTRONOMICAL HIGH TIDES ALONG THE ERN
SHORES AND A SECOND ROUND OF COASTAL FLOODING IS CERTAINLY
POSSIBLE.

IN ANY CASE DUE TO THE NEG TILTING TROF AND CONTINUED FAST FLOW
ALOFT...THE SYSTEM WILL QUICKLY BE EXITING WITH SOME CLEARING
SKIES DURING THE DAY SUN.

GIVEN ALL OF THESE FACTORS...WITH WET SNOW FALLING ON STILL LEAFY
TREES...STRONG WINDS NEAR THE COAST...AND COASTAL FLOODING HAVE
OPTED /ALONG WITH NEIGHBORS/ TO ISSUE A WATCH FOR POTENTIAL
IMPACTS WITH THIS STORM. THE WATCH WILL INCLUDE SRN NH...MUCH OF
INTERIOR MA...AND NRN RI AND CT. PLEASE SEE THE WATCH STATEMENT
FOR MORE DETAILED INFORMATION.

LATE SUN INTO WED...
AS MENTIONED IN THE MODEL DISCUSSION STRONG HIGH PRES WITH COOL
AIRMASS WILL LINGER THANKS TO CONFLUENT JET NEARLY STALLED OVER
WRN ATLANTIC AND NEW ENGLAND. THIS SHOULD PROVIDE A PERIOD OF DRY
WX THROUGH MID WEEK.

THU INTO NEXT WEEKEND...
SIG DIFFERENCES IN THE HANDLING OF A LONG WAVE TROF DURING THIS
PERIOD...WILL AT LEAST HAVE SLIGHT CHANCE POPS WITH THE POTENTIAL
PRECIP DURING THIS PERIOD.

&&

.AVIATION /08Z FRIDAY THROUGH TUESDAY/...
FORECASTER CONFIDENCE LEVELS...
  LOW...LESS THAN 30 PERCENT
  MODERATE...30 PERCENT TO 60 PERCENT
  HIGH...GREATER THAN 60 PERCENT

TODAY...
VFR. ANY LINGERING LOW CLOUDS WILL MOVE OFF BY SUNRISE...THEN
MOSTLY CLEAR. INCREASING HIGH THIN CLOUDS LATE. HIGH CONFIDENCE

TONIGHT...
INCREASING MID AND HIGH CLOUDS. LIGHT WINDS INCREASING OUT OF THE
EAST AFTER MIDNIGHT. VFR. HIGH CONFIDENCE.

SATURDAY...
CEILINGS LOWERING TO MVFR BY MIDDAY AND IFR DURING THE AFTERNOON.
VSBYS LOWERING TO MVFR BY THE AFTERNOON WITH AREAS OF IFR LATE IN
THE DAY.  MODERATE CONFIDENCE.

KBOS TERMINAL...
VFR THROUGH SATURDAY MORNING. CLEARING SKIES TODAY...THEN INCREASING
HIGH CLOUDS TONIGHT. CLOUDS LOWERING AND THICKENING ON SATURDAY.
MVFR CEILINGS/VSBYS SATURDAY AFTERNOON WITH AREAS OF IFR
ESPECIALLY LATE. INCREASING EAST-NORTHEAST WINDS 15 KNOTS GUSTING
TO 25 KNOTS. HIGH CONFIDENCE THROUGH SATURDAY MORNING...THEN MODERATE
CONFIDENCE SATURDAY AFTERNOON.

OUTLOOK...SATURDAY NIGHT THROUGH TUESDAY...

SAT NIGHT...
MODERATE CONFIDENCE. A STRONG COASTAL STORM WILL
IMPACT THE TERMINALS DURING THE OVERNIGHT HOURS. IFR/LIFR IN SNOW
AND FOG OVER TERMINALS N AND W OF A BOS TO PVD LINE. WITH A MIX OF
SNOW RAIN AD FOG S AND W OF THIS LINE...MVFR/IFR HERE. THE SNOW MAY
BE MODERATELY HEAVY AT TIMES OVER THE HIGHER TERRAIN OF SRN NH
CENTRAL AND WRN MA. N AND NE WIND GUSTS MAY REACH 30 TO 40 KT OVER
E COAST TERMINALS.

SUN INTO TUE...
MODERATE TO HIGH CONFIDENCE VFR IS DOMINANT CATEGORY AFTER STORM
MOVES OUT EARLY SUN.  HIGH PRES WILL DOMINATE.

&&

.MARINE...
TODAY...
OBSERVED NORTH WINDS EARLY MORNING WERE 15-25 KNOTS SUSTAINED AND
25-30 KNOT GUSTS.  WINDS ARE DIMINISHING...SO NO FURTHER GALES
EXPECTED FOR A FEW HOURS.  THE EXISTING GALE WARNING HAS BEEN
CONVERTED TO SMALL CRAFT ADVISORIES.  WINDS AND SEAS WILL DIMINISH
THROUGH THE DAY AS HIGH PRESSURE BUILDS OVERHEAD. EXPECT THE SCA
HEADLINES TO END LATER AFTERNOON/EVENING.

TONIGHT...
HIGH PRESSURE OVER NORTHERN NEW ENGLAND.  WINDS AND SEAS SHOULD BE
LIGHT.

SATURDAY...
NEXT LOW PRESSURE AREA MOVES UP THE COAST.  THIS ONE WILL GATHER
LOTS OF STRENGTH...GENERATING STRONG WINDS AHEAD AND BEHIND THE
CENTER.  WINDS JUST OFF THE DECK WILL BE IN THE 50-60 KNOT
RANGE...WITH 35-45 KNOTS EXPECTED NEAR THE SURFACE.

EXPECT INCREASING WINDS ON SATURDAY WITH THE STRONG NORTHEAST WINDS
REACHING OUR WATERS DURING THE AFTERNOON...SOONEST ON THE SOUTHERN
WATERS AND LATEST OFF CAPE ANN.  DUE TO THE TIMING AND STRENGTH OF
THE WINDS...WE HAVE ISSUED A GALE WATCH STARTING SATURDAY
AFTERNOON/EVENING FOR ALL OF OUR WATERS.  THE WATCH WILL CONTINUE
INTO SATURDAY NIGHT.  THERE IS A SMALL BUT REAL POTENTIAL THAT SOME
OF THOSE 50 KNOT WINDS ALOFT MAY REACH TO THE SURFACE...IF THIS
SIGNAL BECOMES CLEARER THEN THE EVENT MAY BE UPGRADED TO STORM FORCE.

SEAS WILL BUILD THROUGH THE DAY WITH HEIGHTS BY EVENING 10-14 FEET
ON THE SOUTHERN WATERS AND 5-9 FEET ON THE EASTERN WATERS.

OUTLOOK...SATURDAY NIGHT THOUGH TUESDAY...

SAT NIGHT...
NE WINDS MAY APPROACH STORM FORCE DURING THE OVERNIGHT PERIOD AS A
COASTAL STORM AFFECTS THE WATERS. ROUGH SEAS AND LOW VISIBILITY IN
RAIN AND FOG IS LIKELY. FOR NOW...WITH LOW CONFIDENCE ON STORM
FORCE WINDS...WILL ISSUE A GALE WATCH FOR THIS TIME PERIOD AS THE
CHANCE FOR GALE FORCE WINDS IS LIKELY.

SUN...
WINDS AND SEAS GRADUALLY DIMINISH BUT BOTH LIKELY TO REMAIN ABOVE
SCA THRESHOLDS ESPECIALLY OVER OUTER WATERS THROUGH THE PERIOD.
THEREFORE SCA WILL LIKELY FOLLOW GALES.

MON INTO TUE...
WINDS AND SEAS DROP BELOW SCA THROUGH THIS PERIOD.

&&

.TIDES/COASTAL FLOODING...
ASTRONOMICAL HIGH TIDE IS TRENDING LOWER TODAY. WINDS TODAY WILL
MOVE OFFSHORE. THESE FACTORS SHOULD MEAN NO COASTAL FLOOD
HEADLINES WILL BE NEEDED TODAY AND TONIGHT.

AT LEAST MINOR COASTAL FLOODING IS LIKELY FOR THE SATURDAY AFTERNOON
AND NIGHT HIGH TIDE CYCLES. THE SATURDAY AFTERNOON HIGH TIDE IS VERY
HIGH ASTRONOMICALLY TO BEGIN WITH...12.2 ABOVE MLLW BOSTON HARBOR.
WHILE WINDS AND A NORTHEAST FETCH WILL BE JUST BEGINNING TO
INCREASE...A SURGE OF AROUND 3/4 FT IS EXPECTED AND THAT WOULD BE
ENOUGH TO CAUSE MINOR COASTAL FLOODING ON TOP OF THE HIGH
ASTRONOMICAL TIDE. THE ASTRONOMICAL TIDE IS NOT AS HIGH FOR
SATURDAY NIGHT...FOR EXAMPLE 10.5 MLLW AT BOS HARBOR...BUT A
HIGHER SURGE OF ABOUT 1.5 TO 2 FT AND WAVES APPROACHING 15 FT
OFFSHORE WOULD LIKELY BE ENOUGH TO PRODUCE MINOR COASTAL FLOODING
ONCE AGAIN. IT IS SOBERING TO NOTE THAT A TIMING DIFFERENCE OF
ABOUT 12 HOURS ON THIS STORM WOULD HAVE SET US UP FOR A
POTENTIALLY VERY SERIOUS COASTAL FLOOD SCENARIO.

&&

.CLIMATE...
ACCUMULATING SNOW IN OCTOBER IS RARE BUT HAS OCCURRED AT ALL OF
OUR 4 MAJOR CLIMATE SITES.

       TOP SNOWY DAYS IN OCTOBER IN SOUTHERN NEW ENGLAND...

BOSTON

1.1 INCHES ON OCT 29TH IN 2005
0.4 INCHES ON OCT 14TH IN 1913
0.2 INCHES ON OCT 10TH IN 1979...EARLIEST MEASURABLE
TRACE OR MORE ON 30 OF 119 YEARS

PROVIDENCE

2.5 INCHES ON OCT 10TH IN 1979...EARLIEST MEASURABLE
1.6 INCHES ON OCT 25TH IN 1962
0.7 INCHES ON OCT 19TH IN 1972
TRACE OR MORE ON 17 OF 104 YEARS

WORCESTER

7.5 INCHES ON OCT 10TH IN 1979
4.7 INCHES ON OCT 26TH IN 1962
3.6 INCHES ON OCT 25TH IN 1960
2.1 INCHES ON OCT 21ST IN 1964
TRACE OR MORE ON 42 OF 107 YEARS
EARLIEST MEASURABLE WAS OCTOBER 8 1988

WINDSOR LOCKS

1.7 INCHES ON OCT 10TH IN 1979...EARLIEST MEASURABLE
0.4 INCHES ON OCT 19TH IN 1972
0.1 INCHES ON OCT 30TH IN 1925
TRACE OR MORE ON 30 OF 100 YEARS

&&

.BOX WATCHES/WARNINGS/ADVISORIES...
CT...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH SUNDAY
     MORNING FOR CTZ002>004.
MA...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH SUNDAY
     MORNING FOR MAZ002>006-008>014-017-026.
     FREEZE WARNING UNTIL 8 AM EDT THIS MORNING FOR MAZ007-014-020-
     021.
NH...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH SUNDAY
     MORNING FOR NHZ011-012-015.
RI...WINTER STORM WATCH FROM SATURDAY AFTERNOON THROUGH SUNDAY
     MORNING FOR RIZ001-002.
     FREEZE WARNING UNTIL 8 AM EDT THIS MORNING FOR RIZ002>007.
MARINE...GALE WATCH FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT
     FOR ANZ231>235-237-250-251-254>256.
     SMALL CRAFT ADVISORY UNTIL 3 PM EDT THIS AFTERNOON FOR
     ANZ231>235-237.
     GALE WATCH FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT
     FOR ANZ230-236.
     SMALL CRAFT ADVISORY UNTIL 7 PM EDT THIS EVENING FOR ANZ250-
     251-254>256.

&&

SYNOPSIS...WTB/DOODY
NEAR TERM...WTB
SHORT TERM...WTB
LONG TERM...DOODY
AVIATION...WTB/DOODY
MARINE...WTB/DOODY
TIDES/COASTAL FLOODING...
CLIMATE...
Hazardous weather outlook, Oct 27, 5:57 PM EDT, 10 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TAUNTON MA
557 PM EDT THU OCT 27 2011

MAZ002>004-008-026-NHZ011-015-282200-
WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-NORTHERN WORCESTER MA-
WESTERN HAMPSHIRE MA-NORTHERN MIDDLESEX MA-CHESHIRE NH-
WESTERN AND CENTRAL HILLSBOROUGH NH-
557 PM EDT THU OCT 27 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

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

.DAY ONE...TONIGHT.

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

   WINTER WEATHER ADVISORY.

1 TO 3 INCHES OF SNOW WILL ACCUMULATE ON GRASSY SURFACES ACROSS
THE HIGHER TERRAIN. ISOLATED AMOUNTS UP TO 4 INCHES POSSIBLE ABOVE
1500 FEET WHERE POCKETS OF DOWNED LIMBS MAY OCCUR.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A MAJOR COASTAL STORM MAY BRING SIGNIFICANT SNOW TO PORTIONS OF
INTERIOR SOUTHERN NEW ENGLAND SATURDAY AFTERNOON AND NIGHT. THE
POTENTIAL EXISTS FOR WIDESPREAD TREE DAMAGE FROM WET SNOW
ACCUMULATION ESPECIALLY ACROSS THE WORCESTER HILLS. THIS COULD IN TURN
PRODUCE POWER DISRUPTIONS AND SOME ROAD BLOCKAGES.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL OF AN INCH OR
MORE TONIGHT. SPOTTER ACTIVATION MAY BE NECESSARY BY 1 OR 2 PM
SATURDAY FOR HEAVY SNOW...COASTAL FLOODING AND WIND DAMAGE POTENTIAL.

CTZ002>004-MAZ005-006-009>013-015>019-022>024-NHZ012-RIZ001-008-
282200-
HARTFORD CT-TOLLAND CT-WINDHAM CT-CENTRAL MIDDLESEX MA-
WESTERN ESSEX MA-WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-
EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-
SUFFOLK MA-EASTERN NORFOLK MA-NORTHERN BRISTOL MA-
WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-BARNSTABLE MA-DUKES MA-
NANTUCKET MA-EASTERN HILLSBOROUGH NH-NORTHWEST PROVIDENCE RI-
BLOCK ISLAND RI-
557 PM EDT THU OCT 27 2011

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

.DAY ONE...TONIGHT.

A SPECIAL WEATHER STATEMENT HAS BEEN ISSUED FOR 1 TO 2 INCHES OF
SNOW THIS EVENING...MAINLY ACROSS THE INTERIOR HIGH TERRAIN.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A MAJOR COASTAL STORM MAY IMPACT AT LEAST A PORTION OF SOUTHERN
NEW ENGLAND SATURDAY AFTERNOON AND NIGHT WITH STRONG WINDS NEAR
THE COAST AND SIGNIFICANT ACCUMULATION OF WET SNOW INLAND. TREE
DAMAGE AND ASSOCIATED POWER DISRUPTIONS ARE POSSIBLE INLAND
SATURDAY NIGHT FROM WET SNOW ACCUMULATION. AT LEAST MINOR COASTAL
FLOODING IS LIKELY DURING THE SATURDAY AFTERNOON AND SUNDAY EARLY
MORNING HIGH TIDES.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT ANY SNOWFALL
ACCUMULATION OF AN INCH OR MORE TONIGHT. SPOTTER ACTIVATION MAY BE NECESSARY
BY 1 OR 2 PM SATURDAY FOR HEAVY SNOW...COASTAL FLOODING AND WIND
DAMAGE POTENTIAL.

MAZ007-014-020-021-RIZ002>007-282200-
EASTERN ESSEX MA-SOUTHEAST MIDDLESEX MA-SOUTHERN BRISTOL MA-
SOUTHERN PLYMOUTH MA-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-
EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI-
557 PM EDT THU OCT 27 2011

...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM EDT FRIDAY...

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

.DAY ONE...TONIGHT.

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

   FREEZE WARNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

A MAJOR COASTAL STORM MAY IMPACT AT LEAST A PORTION OF SOUTHERN
NEW ENGLAND SATURDAY AFTERNOON AND NIGHT WITH STRONG WINDS NEAR
THE COAST AND SIGNIFICANT ACCUMULATIONS OF WET SNOW INLAND. MINOR
COASTAL FLOODING IS POSSIBLE FOR THE SATURDAY AFTERNOON AND SUNDAY
EARLY MORNING HIGH TIDES ALONG EAST FACING SHORELINES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NECESSARY BY 1 OR 2 PM SATURDAY FOR
HEAVY SNOW...COASTAL FLOODING AND WIND DAMAGE POTENTIAL.

ANZ231>235-237-254>256-282200-
CAPE COD BAY-NANTUCKET SOUND-VINEYARD SOUND-BUZZARDS BAY-
RHODE ISLAND SOUND-BLOCK ISLAND SOUND-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
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-
557 PM EDT THU OCT 27 2011

...GALE WARNING IN EFFECT UNTIL 7 AM EDT FRIDAY...

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

.DAY ONE...TONIGHT.

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

   GALE WARNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

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

   GALE WARNING.

THERE IS A POSSIBILITY FOR GALE FORCE WINDS AGAIN LATE SATURDAY AND
SATURDAY NIGHT. WIND GUSTS TO NEAR STORM FORCE ARE POSSIBLE
SATURDAY NIGHT EAST OF CAPE COD AND SOUTH AND EAST OF NANTUCKET.
THIS STORM HAS THE POTENTIAL OF BECOMING VERY DANGEROUS FOR MARINERS.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ANZ230-236-250-251-282200-
BOSTON HARBOR-NARRAGANSETT BAY-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK NATIONAL
MARINE SANCTUARY-MASSACHUSETTS BAY AND IPSWICH BAY-
557 PM EDT THU OCT 27 2011

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THERE IS THE POSSIBILITY OF GALE FORCE WINDS LATE SATURDAY AND
SATURDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

THOMPSON

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 28, 4:14 AM EDTGale WatchBOX11 hr
Oct 28, 3:03 PM EDTStorm WatchBOX14 hr
Oct 28, 3:13 PM EDTHigh Wind WatchBOXBarnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 3 more14 hr
Oct 28, 3:27 PM EDTWinter Storm WarningBOXEssex, Franklin, Hampden, Hampshire, Middlesex, Norfolk and 2 more38 hr
Oct 28, 4:21 PM EDTCoastal Flood WatchBOXBarnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more19 hr

Nearby

Winter Storm Watches in Massachusetts, 2011Winter Storm Watches in New Hampshire, 2011Winter Storm Watches in Connecticut, 2011Every winter storm watch 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.