Alert archive / Massachusetts / Winter Storm Warnings in 2017

Winter Storm Warning 7, NWS Boston/Norton, MA

December 8, 20175 counties in Massachusetts; Northeastern Connecticut Planning Region, Connecticut; Kent County, Providence County, Rhode Island

NWS Boston/Norton, MA issued this winter storm warning at Dec 8, 2017, 3:49 PM EST for 5 counties in Massachusetts; Northeastern Connecticut Planning Region, Connecticut; Kent County, Providence County, Rhode Island. It took effect at Dec 9, 2017, 4:00 AM EST. It was in force for 21 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 8, 2017, 3:49 PM EST (20:49 UTC)
In effect from
Dec 9, 2017, 4:00 AM EST
Expired
Dec 10, 2017, 12:59 AM EST
In force
21 hr
Issued by
NWS Boston/Norton, MA

Counties Northeastern Connecticut Planning Region, CT, Essex County, MA, Middlesex County, MA, Norfolk County, MA, Suffolk County, MA, Worcester County, MA, Kent County, RI, Providence County, RI

The radar

The Boston radar (KBOX), 35 km from the middle of the area, began a volume at 20:50 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.

What was reported inside it

TimeReportWhereRemark
Dec 9, 11:30 AM ESTSNOW 1Hopkinton, MATRAINED SPOTTER
Dec 9, 12:47 PM ESTSNOW 2Hopkinton, MATRAINED SPOTTER
Dec 9, 1:03 PM ESTSNOW 1.2Lexington, MACOOP OBSERVER
Dec 9, 1:03 PM ESTSNOW 1.2Lexington, MATRAINED SPOTTER
Dec 9, 1:29 PM ESTSNOW 1.5Natick, MA
Dec 9, 1:30 PM ESTSNOW 1.3Somerville, MA
Dec 9, 1:33 PM ESTSNOW 1.8Framingham, MAHAM RADIO
Dec 9, 2:01 PM ESTSNOW 1.2Needham, MAHAM RADIO
Dec 9, 2:02 PM ESTSNOW 1.8Lexington, MATRAINED SPOTTER
Dec 9, 2:12 PM ESTSNOW 2.5Natick, MA
Dec 9, 2:19 PM ESTSNOW 1Quincy, MAGENERAL PUBLIC
Dec 9, 2:23 PM ESTSNOW 1.3Ayer, MAHAM RADIO
Dec 9, 2:29 PM ESTSNOW 1.5Dorchester, MAHAM RADIO
Dec 9, 2:33 PM ESTSNOW 1.1Fitchburg, MAHAM RADIO
Dec 9, 2:36 PM ESTSNOW 2North Reading, MATRAINED SPOTTER
Dec 9, 2:37 PM ESTSNOW 2.3Westborough, MANWS EMPLOYEE
Dec 9, 2:42 PM ESTSNOW 3Burrillville, RIGENERAL PUBLIC
Dec 9, 2:43 PM ESTSNOW 1Holden, MAHAM RADIO
Dec 9, 2:48 PM ESTSNOW 2Wakefield, MA
Dec 9, 2:50 PM ESTSNOW 2.5Natick, MATRAINED SPOTTER
Dec 9, 2:52 PM ESTSNOW 2.5Framingham, MAHAM RADIO
Dec 9, 2:53 PM ESTSNOW 1.5Worcester, MAHAM RADIO
Dec 9, 3:00 PM ESTSNOW 2.7Lexington, MATRAINED SPOTTER
Dec 9, 3:07 PM ESTSNOW 2.8Wakefield, MATRAINED SPOTTER
Dec 9, 3:09 PM ESTSNOW 2Clinton, MAHAM RADIO
Dec 9, 3:18 PM ESTSNOW 2.9Natick, MAHAM RADIO
Dec 9, 3:26 PM ESTSNOW 1.5West Warwick, RIHAM RADIO
Dec 9, 3:30 PM ESTSNOW 2.5Wilmington, MAHAM RADIO
Dec 9, 3:32 PM ESTSNOW 2.3Worcester, MAGENERAL PUBLIC
Dec 9, 4:01 PM ESTSNOW 3.2Lexington, MATRAINED SPOTTER
Dec 9, 4:08 PM ESTSNOW 3.8Framingham, MAHAM RADIO
Dec 9, 4:11 PM ESTSNOW 3Natick, MAHAM RADIO
Dec 9, 4:11 PM ESTSNOW 3North Reading, MATRAINED SPOTTER
Dec 9, 4:14 PM ESTSNOW 3.5Natick, MATRAINED SPOTTER
Dec 9, 4:15 PM ESTSNOW 2Westford, MAHAM RADIO
Dec 9, 4:19 PM ESTSNOW 2North Chelmsford, MAHAM RADIO
Dec 9, 4:21 PM ESTSNOW 3.3Arlington, MAHAM RADIO
Dec 9, 4:23 PM ESTSNOW 3Burlington, MAHAM RADIO
Dec 9, 4:28 PM ESTSNOW 2.2Leominster, MAHAM RADIO
Dec 9, 4:30 PM ESTSNOW 2.9Reading, MACOOP OBSERVER
Dec 9, 4:30 PM ESTSNOW 3Oxford, MAHAM RADIO
Dec 9, 4:34 PM ESTSNOW 3.2Auburn, MATRAINED SPOTTER
Dec 9, 4:37 PM ESTSNOW 2Lunenburg, MAHAM RADIO
Dec 9, 4:41 PM ESTSNOW 3.9Framingham, MAHAM RADIO
Dec 9, 4:42 PM ESTSNOW 4.5Burrillville, RIGENERAL PUBLIC
Dec 9, 4:45 PM ESTSNOW 3North Foster, RI
Dec 9, 4:50 PM ESTSNOW 2.5Tewksbury, MAHAM RADIO
Dec 9, 4:51 PM ESTSNOW 2.9West Glocester, RITRAINED SPOTTER
Dec 9, 4:51 PM ESTSNOW 3.1Chelsea, MAHAM RADIO
Dec 9, 4:53 PM ESTSNOW 2.3Norwood, MANWS EMPLOYEE
Dec 9, 4:55 PM ESTSNOW 2West Warwick, RITRAINED SPOTTER
Dec 9, 4:58 PM ESTSNOW 3.9West Natick, MAHAM RADIO
Dec 9, 5:01 PM ESTSNOW 3Holden, MAHAM RADIO
Dec 9, 5:02 PM ESTSNOW 3.8Lexington, MATRAINED SPOTTER
Dec 9, 5:02 PM ESTSNOW 4Oakham, MAHAM RADIO
Dec 9, 5:03 PM ESTSNOW 2.6Randolph, MATRAINED SPOTTER
Dec 9, 5:05 PM ESTSNOW 3.9Lexington, MAHAM RADIO
Dec 9, 5:05 PM ESTSNOW 3.9Lexington, MATRAINED SPOTTER
Dec 9, 5:07 PM ESTSNOW 3.4Sterling, MAHAM RADIO
Dec 9, 5:08 PM ESTSNOW 3Clinton, MAHAM RADIO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 8.8 hours before the alert went out and 134 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 2017-12-08Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 12:00Z on 2017-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 199 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
1593 m above ground
0-6 km bulk shear
100 kt
0-1 km storm-relative helicity
199 m²/s²
0-3 km storm-relative helicity
277 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

233 
WWUS41 KBOX 082049
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
349 PM EST Fri Dec 8 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-090500-
/O.UPG.KBOX.WW.Y.0018.171209T0900Z-171210T1200Z/
/O.NEW.KBOX.WS.W.0007.171209T0900Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
349 PM EST Fri Dec 8 2017

...WINTER STORM WARNING IN EFFECT FROM 4 AM SATURDAY TO 7 AM EST
SUNDAY...

* WHAT...Snow expected. Plan on difficult travel conditions. 
  Total snow accumulations of 4 to 7 inches are expected.

* WHERE...Portions of northern Connecticut, central, eastern and
  northeastern Massachusetts and northern Rhode Island. This
  includes the city of Boston.

* WHEN...From 4 AM Saturday to 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-090500-
/O.CON.KBOX.WW.Y.0018.171209T0900Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
349 PM EST Fri Dec 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM SATURDAY
TO 7 AM EST SUNDAY...

* WHAT...Snow expected. Plan on difficult travel conditions. 
  Total snow accumulations of 3 to 6 inches are expected.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...From 4 AM Saturday to 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

Nocera
6 follow-up statements
221 
WWUS41 KBOX 090324
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1024 PM EST Fri Dec 8 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-091130-
/O.CON.KBOX.WS.W.0007.171209T0900Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
1024 PM EST Fri Dec 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM SATURDAY TO
7 AM EST SUNDAY...

* WHAT...Snow expected. Plan on difficult travel conditions. 
  Total snow accumulations of 4 to 7 inches are expected.

* WHERE...Portions of northern Connecticut, central, eastern and
  northeastern Massachusetts and northern Rhode Island. This
  includes the city of Boston. 

* WHEN...From 4 AM Saturday to 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-091130-
/O.CON.KBOX.WW.Y.0018.171209T0900Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
1024 PM EST Fri Dec 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM SATURDAY
TO 7 AM EST SUNDAY...

* WHAT...Snow expected. Plan on difficult travel conditions. 
  Total snow accumulations of 3 to 6 inches are expected.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...From 4 AM Saturday to 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
644 
WWUS41 KBOX 090938
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
438 AM EST Sat Dec 9 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-091745-
/O.CON.KBOX.WS.W.0007.000000T0000Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
438 AM EST Sat Dec 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY...

* WHAT...Snow develops this morning and continues through tonight.
  Plan on difficult travel conditions. Snow accumulations of 4 to
  7 inches are expected with isolated 8 inch amounts possible. 

* WHERE...Portions of northern Connecticut, central, eastern and 
  northeastern Massachusetts and northern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-091745-
/O.CON.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
438 AM EST Sat Dec 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
SUNDAY...

* WHAT...Snow develops this morning and continues through tonight.
  Plan on difficult travel conditions. Snow accumulations of 3 to
  7 inches possible. The snow may mix with or change to a period
  of rain across coastal Plymouth county and the immediate south
  coast.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
910 
WWUS41 KBOX 091740
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1240 PM EST Sat Dec 9 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-100145-
/O.CON.KBOX.WS.W.0007.000000T0000Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
1240 PM EST Sat Dec 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY...

* WHAT...Snow continues through tonight. Plan on difficult travel
  conditions on untreated surfaces. Snow accumulations of 4 to 7 
  inches are expected, with isolated 8 inch amounts possible.

* WHERE...Portions of northern Connecticut, central, eastern and 
  northeastern Massachusetts and northern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-100145-
/O.CON.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
1240 PM EST Sat Dec 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
SUNDAY...

* WHAT...Snow continues through tonight. Plan on difficult travel
  conditions on untreated surfaces. Snow accumulations of 3 to 7
  inches possible. The snow may mix with or change to a period of
  rain across coastal Plymouth county and the immediate south
  coast. 

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
366 
WWUS41 KBOX 092039
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
339 PM EST Sat Dec 9 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-100445-
/O.CON.KBOX.WS.W.0007.000000T0000Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
339 PM EST Sat Dec 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY...

* WHAT...Snow continues through tonight. Plan on difficult 
  travel conditions on untreated surfaces. Snow accumulations of 
  4 to 7 inches are expected, with isolated 8 inch amounts 
  possible.

* WHERE...Portions of northern Connecticut, central, eastern and 
  northeastern Massachusetts and northern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-100445-
/O.CON.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
339 PM EST Sat Dec 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
SUNDAY...

* WHAT...Snow continues through tonight. Plan on difficult 
  travel conditions on untreated surfaces. Snow accumulations of 
  3 to 7 inches possible. The snow may mix with or change to a 
  period of rain across coastal Plymouth county and the 
  immediate south coast.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...Until 7 AM EST Sunday.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
845 
WWUS41 KBOX 100304
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1004 PM EST Sat Dec 9 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-101115-
/O.CON.KBOX.WS.W.0007.000000T0000Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
1004 PM EST Sat Dec 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY...

* WHAT...Snow continues through early morning. Difficult travel
  conditions will continue on untreated surfaces. Final snow
  accumulations of 4 to 7 inches are expected, with isolated 8
  inch amounts possible. Also, areas of freezing drizzle may
  continue even as snowfall dissipates, maintaining slippery
  conditions where untreated.

* WHERE...Portions of northern Connecticut, central, eastern and 
  northeastern Massachusetts and northern Rhode Island.

* WHEN...Until 7 AM EST tomorrow.

* ADDITIONAL DETAILS...Be prepared for significant reductions in 
  visibility at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-101115-
/O.CON.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
1004 PM EST Sat Dec 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
SUNDAY...

* WHAT...Snow continues early morning. Difficult travel conditions
  will continue on untreated surfaces. Snow accumulations of 3 to
  6 inches possible. The snow may mix with or change to a period
  of freezing drizzle across much of the area with rain across 
  coastal Plymouth county and the immediate south coast.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...Until 7 AM EST tomorrow.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at 
  times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$
600 
WWUS41 KBOX 100559
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1259 AM EST Sun Dec 10 2017

CTZ004-MAZ004>007-012>015-026-RIZ001-003-101200-
/O.CAN.KBOX.WS.W.0007.000000T0000Z-171210T1200Z/
/O.EXA.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Windham CT-Northern Worcester MA-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Suffolk MA-
Northern Middlesex MA-Northwest Providence RI-Western Kent RI-
Including the cities of Putnam, Willimantic, Barre, Fitchburg, 
Framingham, Lowell, Lawrence, Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Boston, Ayer, Foster, Smithfield,
Coventry, and West Greenwich
1259 AM EST Sun Dec 10 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM EST THIS
MORNING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow will taper off through about 4 AM. Occasional
  freezing drizzle will linger through sunrise, allowing untreated
  surfaces to remain slippery.

* WHERE...Portions of northern Connecticut, central, eastern and 
  northeastern Massachusetts and northern Rhode Island.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Be prepared for slippery travel at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

CTZ002-003-MAZ002-003-008>011-016>021-RIZ002-004>007-101200-
/O.CON.KBOX.WW.Y.0018.000000T0000Z-171210T1200Z/
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Eastern Norfolk MA-Northern Bristol MA-
Western Plymouth MA-Eastern Plymouth MA-Southern Bristol MA-
Southern Plymouth MA-Southeast Providence RI-Eastern Kent RI-
Bristol RI-Washington RI-Newport RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Charlemont, Greenfield, Orange, Chesterfield, Blandford, Amherst,
Northampton, Springfield, Quincy, Taunton, Brockton, Plymouth, 
Fall River, New Bedford, Mattapoisett, Providence, 
East Greenwich, Warwick, West Warwick, Bristol, Narragansett, 
Westerly, and Newport
1259 AM EST Sun Dec 10 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS
MORNING...

* WHAT...Snow will taper off through about 4 AM. Occasional
  freezing drizzle will linger through sunrise, allowing untreated
  surfaces to remain slippery.

* WHERE...Portions of northern Connecticut, eastern, 
  southeastern and western Massachusetts and northern and 
  southern Rhode Island.

* WHEN...Until 7 AM EST this morning.

* ADDITIONAL DETAILS...Be prepared for slippery travel at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 8, 3:41 AM ESTWinter Weather AdvisoryBOXBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more48 hr

Nearby

Winter Storm Warnings in Massachusetts, 2017Winter Storm Warnings in Rhode Island, 2017Winter Storm Warnings in Connecticut, 2017Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.