Alert archive / Massachusetts / Winter Storm Warnings in 2017

Winter Storm Warning 8, NWS Boston/Norton, MA

December 24, 20176 counties in Massachusetts; Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this winter storm warning at Dec 24, 2017, 3:03 AM EST for 6 counties in Massachusetts; Capitol Planning Region, Connecticut. It took effect at Dec 24, 2017, 10:00 PM EST. It was in force for 15 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 24, 2017, 3:03 AM EST (08:03 UTC)
In effect from
Dec 24, 2017, 10:00 PM EST
Expired
Dec 25, 2017, 12:30 PM EST
In force
15 hr
Issued by
NWS Boston/Norton, MA

Counties Capitol Planning Region, CT, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Worcester County, MA

The radar

The Boston radar (KBOX), 89 km from the middle of the area, began a volume at 08:08 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 25, 6:21 AM ESTSNOW 1.2Springfield, MAHAM RADIO
Dec 25, 6:34 AM ESTSNOW 1.2Dracut, MAHAM RADIO
Dec 25, 6:58 AM ESTSNOW 1.8Westborough, MANWS EMPLOYEE
Dec 25, 7:00 AM ESTSNOW 1.7Clinton, MAGENERAL PUBLIC
Dec 25, 7:00 AM ESTSNOW 1.8Lexington, MATRAINED SPOTTER
Dec 25, 7:00 AM ESTSNOW 2.1Groton, MATRAINED SPOTTER
Dec 25, 7:01 AM ESTSNOW 1.8Westborough, MA
Dec 25, 7:04 AM ESTSNOW 2Lunenburg, MA
Dec 25, 7:05 AM ESTSNOW 2Amherst, MA
Dec 25, 7:08 AM ESTSNOW 1.6Reading, MACOOP OBSERVER
Dec 25, 7:17 AM ESTSNOW 1.8Lexington, MACOOP OBSERVER
Dec 25, 7:25 AM ESTSNOW 2Tewksbury, MATRAINED SPOTTER
Dec 25, 7:26 AM ESTSNOW 2.5Framingham, MAGENERAL PUBLIC
Dec 25, 7:28 AM ESTSNOW 1Melrose, MATRAINED SPOTTER
Dec 25, 7:33 AM ESTSNOW 2.8Heath, MAHAM RADIO
Dec 25, 7:37 AM ESTSNOW 2.5Lunenburg, MAHAM RADIO
Dec 25, 7:40 AM ESTSNOW 2Hopkinton, MATRAINED SPOTTER
Dec 25, 7:56 AM ESTSNOW 1.8Lexington, MACOOP OBSERVER
Dec 25, 8:00 AM ESTSNOW 2.1Lexington, MATRAINED SPOTTER
Dec 25, 8:01 AM ESTSNOW 2.2Auburn, MATRAINED SPOTTER
Dec 25, 8:02 AM ESTSNOW 1.5Mendon, MAHAM RADIO
Dec 25, 8:11 AM ESTSNOW 3Amherst, MAHAM RADIO
Dec 25, 8:13 AM ESTSNOW 2Stow, MAHAM RADIO
Dec 25, 8:16 AM ESTSNOW 2Chester, MAHAM RADIO
Dec 25, 8:19 AM ESTSNOW 2Tyngsboro, MAHAM RADIO
Dec 25, 8:22 AM ESTSNOW 3.5Clinton, MAGENERAL PUBLIC
Dec 25, 8:23 AM ESTSNOW 2.8Westborough, MANWS EMPLOYEE
Dec 25, 8:25 AM ESTSNOW 2Methuen, MAGENERAL PUBLIC
Dec 25, 8:25 AM ESTSNOW 5.3Rowe, MA
Dec 25, 8:30 AM ESTSNOW 2.5Worcester, MACWO
Dec 25, 8:30 AM ESTSNOW 3Boylston, MATRAINED SPOTTER
Dec 25, 8:33 AM ESTSNOW 2Rochdale, MAHAM RADIO
Dec 25, 8:39 AM ESTSNOW 1.8Hampden, MATRAINED SPOTTER
Dec 25, 8:48 AM ESTSNOW 2.5East Boxford, MAHAM RADIO
Dec 25, 9:00 AM ESTSNOW 2.4Lexington, MATRAINED SPOTTER
Dec 25, 9:07 AM ESTSNOW 3.5North Chelmsford, MAHAM RADIO
Dec 25, 9:09 AM ESTSNOW 2.6Chester, MATRAINED SPOTTER
Dec 25, 9:09 AM ESTSNOW 3Holden, MAHAM RADIO
Dec 25, 9:11 AM ESTSNOW 4.3Groton, MATRAINED SPOTTER
Dec 25, 9:13 AM ESTSNOW 3.8Westborough, MANWS EMPLOYEE
Dec 25, 9:19 AM ESTSNOW 4Dracut, MAHAM RADIO
Dec 25, 9:20 AM ESTSNOW 3Tyngsboro, MAHAM RADIO
Dec 25, 9:26 AM ESTSNOW 3Hopkinton, MAHAM RADIO
Dec 25, 9:30 AM ESTSNOW 5Amherst, MAEMERGENCY MANAGER
Dec 25, 9:35 AM ESTSNOW 4Sterling, MAHAM RADIO
Dec 25, 9:42 AM ESTSNOW 3Hopkinton, MATRAINED SPOTTER
Dec 25, 9:43 AM ESTSNOW 4.4Clinton, MAGENERAL PUBLIC
Dec 25, 9:46 AM ESTSNOW 2.8Chester, MATRAINED SPOTTER
Dec 25, 9:53 AM ESTSNOW 5Heath, MAHAM RADIO
Dec 25, 10:00 AM ESTSNOW 5.5Turners Falls, MAHAM RADIO
Dec 25, 10:15 AM ESTSNOW 4.5Leyden, MAHAM RADIO
Dec 25, 10:16 AM ESTSNOW 4North Amherst, MATRAINED SPOTTER
Dec 25, 10:18 AM ESTSNOW 3Topsfield, MATRAINED SPOTTER
Dec 25, 10:19 AM ESTSNOW 3.5Gardner, MA
Dec 25, 10:21 AM ESTSNOW 7.1Lunenburg, MATRAINED SPOTTER
Dec 25, 10:30 AM ESTSNOW 4North Reading, MATRAINED SPOTTER
Dec 25, 10:36 AM ESTSNOW 4Greenfield, MAGENERAL PUBLIC
Dec 25, 10:39 AM ESTSNOW 5.2Groton, MATRAINED SPOTTER
Dec 25, 10:58 AM ESTSNOW 6.6Carlisle, MAGENERAL PUBLIC
Dec 25, 11:04 AM ESTSNOW 7East Boxford, MA

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

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 8.1 hours before the alert went out and 148 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 2017-12-24Temperature 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, Albany, NY at 00:00Z on 2017-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -185 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
569 m above ground
0-6 km bulk shear
82 kt
0-1 km storm-relative helicity
-185 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

629 
WWUS41 KBOX 240803
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
303 AM EST Sun Dec 24 2017

MAZ002>004-026-241615-
/O.UPG.KBOX.WS.A.0009.171225T0300Z-171225T1800Z/
/O.NEW.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, and Ayer
303 AM EST Sun Dec 24 2017

...WINTER STORM WARNING FROM 10 PM THIS EVENING TO 1 PM EST MONDAY...

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

* WHERE...Franklin, Northern Worcester and Northern Middlesex  
  Counties in Massachusetts.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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.

$$

MAZ005-006-008-241615-
/O.UPG.KBOX.WS.A.0009.171225T0300Z-171225T1800Z/
/O.NEW.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Central Middlesex MA-Western Essex MA-Western Hampshire MA-
Including the cities of Framingham, Lowell, Lawrence, 
and Chesterfield
303 AM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected potentially mixed with
  sleet and freezing rain. Plan on slippery road conditions,
  including during the morning commute on Monday. Total snow
  accumulations of 3 to 5 inches are expected along with a 
  possible trace of ice.

* WHERE...Central Middlesex, Western Essex and Western Hampshire
  Counties in Massachusetts.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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.

$$

CTZ002>004-MAZ007-009>012-RIZ001-241615-
/O.NEW.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Hartford CT-Tolland CT-Windham CT-Eastern Essex MA-
Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA-
Southern Worcester MA-Northwest Providence RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Putnam, Willimantic, Gloucester, Blandford, Amherst, Northampton,
Springfield, Milford, Worcester, Foster, and Smithfield
303 AM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected potentially mixed with
  sleet and freezing rain. Plan on slippery road conditions. Total
  snow accumulations of around 2 to 4 inches are expected along
  with a possible trace of ice.

* WHERE...Portions of northern Connecticut, Central, Northeastern
  and Western Massachusetts and Northwestern Rhode Island.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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.

$$
8 follow-up statements
930 
WWUS41 KBOX 240936
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
436 AM EST Sun Dec 24 2017

MAZ002>004-026-241745-
/O.CON.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, and Ayer
436 AM EST Sun Dec 24 2017

...WINTER STORM WARNING FROM 10 PM THIS EVENING TO 1 PM EST MONDAY...

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

* WHERE...Franklin, Northern Worcester and Northern Middlesex  
  Counties in Massachusetts.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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>004-MAZ005>012-RIZ001-241745-
/O.CON.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Hartford CT-Tolland CT-Windham CT-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Western Hampshire MA-
Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA-
Southern Worcester MA-Northwest Providence RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Putnam, Willimantic, Framingham, Lowell, Lawrence, Gloucester, 
Chesterfield, Blandford, Amherst, Northampton, Springfield, 
Milford, Worcester, Foster, and Smithfield
436 AM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY FROM 10 PM THIS EVENING TO 1 PM EST 
MONDAY...

* WHAT...Light to moderate snow expected potentially mixed with
  sleet and freezing rain. Plan on slippery road conditions,
  including during the morning commute on Monday. Total snow
  accumulations of around 2 to 5 inches are expected along with a
  possible trace of ice.

* WHERE...Portions of Northern Connecticut, Central, Eastern,
  Northeastern and Western Massachusetts and Northwest Rhode 
  Island.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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.

$$
805 
WWUS41 KBOX 241610
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1110 AM EST Sun Dec 24 2017

MAZ002>004-026-242315-
/O.CON.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, and Ayer
1110 AM EST Sun Dec 24 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 1 PM EST MONDAY...

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

* WHERE...Franklin, Northern Worcester and Northern Middlesex 
  Counties in Massachusetts.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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>004-MAZ005>012-RIZ001-242315-
/O.CON.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Hartford CT-Tolland CT-Windham CT-Central Middlesex MA-
Western Essex MA-Eastern Essex MA-Western Hampshire MA-
Western Hampden MA-Eastern Hampshire MA-Eastern Hampden MA-
Southern Worcester MA-Northwest Providence RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Putnam, Willimantic, Framingham, Lowell, Lawrence, Gloucester, 
Chesterfield, Blandford, Amherst, Northampton, Springfield, 
Milford, Worcester, Foster, and Smithfield
1110 AM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected, potentially mixed with 
  sleet and freezing rain. Plan on slippery road conditions, 
  including during the morning commute on Monday. Total snow 
  accumulations of around 2 to 5 inches are expected along with 
  a possible trace of ice.

* WHERE...Portions of Northern Connecticut, Central, Eastern, 
  Northeastern and Western Massachusetts and Northwest Rhode 
  Island.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

* 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.

$$
848 
WWUS41 KBOX 242124
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
424 PM EST Sun Dec 24 2017

MAZ005-008-250530-
/O.UPG.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
/O.EXA.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Central Middlesex MA-Western Hampshire MA-
Including the cities of Framingham, Lowell, and Chesterfield
424 PM EST Sun Dec 24 2017

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 1 PM
EST MONDAY...

* WHAT...Snow, accumulating 4 to 7 inches, is expected in western
  Hampshire County along the slopes of the Berkshires. Snow, mixed
  at times with sleet and freezing rain, accumulating 4 to 7
  inches is likely in northern Middlesex County, north of
  Interstate 495. 

* WHERE...Western Hampshire County in the slopes of the Berkshires
  and northern Middlesex County north of Interstate 495.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice are expected. This will make travel very hazardous or
impossible. Strong winds are also possible. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

$$

MAZ002>004-026-250530-
/O.CON.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, and Ayer
424 PM EST Sun Dec 24 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 1 PM EST MONDAY...

* WHAT...Moderate to heavy snow expected. Plan on difficult travel
  conditions. Total snow accumulations of 4 to 7 inches are
  expected, with localized amounts up to 8 inches. There could
  also be a light glaze of freezing rain.

* WHERE...Western Franklin MA, Eastern Franklin MA, Northern 
  Worcester MA and Northwestern Middlesex MA Counties.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice are expected. This will make travel very hazardous or
impossible. Strong winds are also possible. The latest road
conditions for the state you are call and 
  northern Rhode Island.ing from can be obtained by
calling 5 1 1.

$$

CTZ002>004-MAZ006-007-009>012-RIZ001-250530-
/O.CON.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Hartford CT-Tolland CT-Windham CT-Western Essex MA-
Eastern Essex MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-Southern Worcester MA-Northwest Providence RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Putnam, Willimantic, Lawrence, Gloucester, Blandford, Amherst, 
Northampton, Springfield, Milford, Worcester, Foster, 
and Smithfield
424 PM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected, potentially mixed with
  sleet and freezing rain. Plan on slippery road conditions,
  including during the morning commute on Monday. There could be a
  brief period of locally heavy snow showers Monday morning. Total
  snow accumulations of around 2 to 4 inches are expected along
  with a light coating of ice.

* WHERE...Portions of northern Connecticut, northwest Rhode
  Island, and western, central, north and 
  northern Rhode Island.eastern Massachusetts.

* WHEN...From 10 PM this evening to 1 PM EST Monday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery 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.

$$
034 
WWUS41 KBOX 250221
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
921 PM EST Sun Dec 24 2017

MAZ006-009-010-251030-
/O.UPG.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
/O.EXA.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Essex MA-Western Hampden MA-Eastern Hampshire MA-
Including the cities of Lawrence, Blandford, Amherst, 
and Northampton
921 PM EST Sun Dec 24 2017

...WINTER STORM WARNING IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Moderate to heavy snow expected. Plan on difficult travel
  conditions, especially during the morning. Tree branches could
  fall as well as snow adheres to any trees that remain iced and
  winds pick up out of the west. Total snow accumulations of 4 to
  7 inches are expected. 

* WHERE...Western Essex, Western Hampden and Eastern Hampshire
  Counties in Massachusetts. 

* WHEN...Until 1 PM EST Monday.

* 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.

$$

MAZ002>005-008-026-251030-
/O.CON.KBOX.WS.W.0008.171225T0300Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Central Middlesex MA-Western Hampshire MA-Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, Framingham, Lowell, Chesterfield, and Ayer
921 PM EST Sun Dec 24 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Moderate to heavy snow expected. Plan on difficult travel
  conditions especially during the morning. Tree branches could
  fall as well as snow adheres to any iced trees and winds pick up
  out of the west. Total snow accumulations of 5 to 8 inches are 
  expected.

* WHERE...Portions of central, eastern and western Massachusetts.

* WHEN...Until 1 PM EST Monday.

* 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.

$$

MAZ013-014-251030-
/O.EXA.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Western Norfolk MA-Southeast Middlesex MA-
Including the cities of Foxborough, Norwood, and Cambridge
921 PM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected mixed with sleet and
  freezing rain at times. Plan on slippery road conditions. Total
  snow accumulations of 1 to 3 inches, with localized amounts up 
  to 5 inches, are expected along with a trace of ice.

* WHERE...Western Norfolk and Southeast Middlesex Counties in
  Massachusetts. 

* WHEN...Until 1 PM EST Monday.

* 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.

$$

CTZ002>004-MAZ007-011-012-RIZ001-251030-
/O.CON.KBOX.WW.Y.0023.171225T0300Z-171225T1800Z/
Hartford CT-Tolland CT-Windham CT-Eastern Essex MA-
Eastern Hampden MA-Southern Worcester MA-Northwest Providence RI-
Including the cities of Hartford, Windsor Locks, Union, Vernon, 
Putnam, Willimantic, Gloucester, Springfield, Milford, Worcester,
Foster, and Smithfield
921 PM EST Sun Dec 24 2017

...WINTER WEATHER ADVISORY UNTIL 1 PM EST MONDAY...

* WHAT...Light to moderate snow expected mixed with sleet and
  freezing rain at times. Plan on slippery road conditions. Total
  snow accumulations of 3 to 5 inches, with localized amounts up
  to 7 inches, are expected along with a trace of ice.

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

* WHEN...Until 1 PM EST Monday.

* 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.

$$
217 
WWUS41 KBOX 250607
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
107 AM EST Mon Dec 25 2017

CTZ002-MAZ011-251415-
/O.UPG.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
/O.EXA.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Hartford CT-Eastern Hampden MA-
Including the cities of Hartford, Windsor Locks, and Springfield
107 AM EST Mon Dec 25 2017

...WINTER STORM WARNING UNTIL 1 PM EST THIS AFTERNOON...

* WHAT...Moderate to heavy snow oncoming. Plan on difficult travel
  conditions, especially Monday morning. Snow accumulations of 5
  to 8 inches, localized amounts up to 10 inches, are expected.
  Tree branches could fall as well as snow adheres to any trees 
  that remain iced and winds pick up out of the west.

* WHERE...In Connecticut, Hartford County. In Massachusetts,
  Eastern Hampden County.

* WHEN...Until 1 PM EST this afternoon.

* 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.

$$

MAZ002>006-008>010-026-251415-
/O.CON.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Western Franklin MA-Eastern Franklin MA-Northern Worcester MA-
Central Middlesex MA-Western Essex MA-Western Hampshire MA-
Western Hampden MA-Eastern Hampshire MA-Northern Middlesex MA-
Including the cities of Charlemont, Greenfield, Orange, Barre, 
Fitchburg, Framingham, Lowell, Lawrence, Chesterfield, Blandford,
Amherst, Northampton, and Ayer
107 AM EST Mon Dec 25 2017

...WINTER STORM WARNING UNTIL 1 PM EST THIS AFTERNOON...

* WHAT...Moderate to heavy snow oncoming. Plan on difficult travel
  conditions, especially Monday morning. Snow accumulations of 6
  to 9 inches. Tree branches could fall as well as snow adheres 
  to any trees that remain iced and winds pick up out of the west.

* WHERE...Portions of Western, Central and Northeastern Massachusetts.

* WHEN...Until 1 PM EST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow, sleet
and ice are occurring. This will make travel very hazardous or
impossible. Strong winds are also possible. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

$$

CTZ003-004-MAZ007-012>014-RIZ001-251415-
/O.CON.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
Tolland CT-Windham CT-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Northwest Providence RI-
Including the cities of Union, Vernon, Putnam, Willimantic, 
Gloucester, Milford, Worcester, Foxborough, Norwood, Cambridge, 
Foster, and Smithfield
107 AM EST Mon Dec 25 2017

...WINTER WEATHER ADVISORY UNTIL 1 PM EST THIS AFTERNOON...

* WHAT...Mixed precipitation oncoming. Plan on slippery road
  conditions, especially during the morning commute. Snow
  accumulations of 2 to 4 inches, localized amounts up to 8 
  inches, and ice accumulations of a light glaze are expected.

* WHERE...Portions of Northern Connecticut, Central and East
  Coastal Massachusetts, as well as Northwestern Rhode Island.

* WHEN...Until 1 PM EST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery 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.

$$
145 
WWUS41 KBOX 250844
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
344 AM EST Mon Dec 25 2017

CTZ002-MAZ002>006-008>011-026-251645-
/O.CON.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Hartford 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-Northern Middlesex MA-
Including the cities of Hartford, Windsor Locks, Charlemont, 
Greenfield, Orange, Barre, Fitchburg, Framingham, Lowell, 
Lawrence, Chesterfield, Blandford, Amherst, Northampton, 
Springfield, and Ayer
344 AM EST Mon Dec 25 2017

...WINTER STORM WARNING UNTIL 1 PM EST THIS AFTERNOON...

* WHAT...Moderate to heavy snow forecast this morning. Plan on
  difficult travel conditions. Snow accumulations of 5 to 8
  inches, localized amounts up to 10 inches, are expected. 

* WHERE...Portions of northern and western Massachusetts and
  Connecticut. 

* WHEN...Until 1 PM EST this afternoon.

* ADDITIONAL DETAILS...Be prepared for significant reductions in
  visibility at times. Possibility of a flash freeze for those
  areas which experience rain prior to snow. Tree branches could 
  fall as well as snow adheres to any trees that remain iced and 
  winds pick up out of the west.

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.

$$

CTZ003-004-MAZ007-012>014-RIZ001-251645-
/O.CON.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
Tolland CT-Windham CT-Eastern Essex MA-Southern Worcester MA-
Western Norfolk MA-Southeast Middlesex MA-Northwest Providence RI-
Including the cities of Union, Vernon, Putnam, Willimantic, 
Gloucester, Milford, Worcester, Foxborough, Norwood, Cambridge, 
Foster, and Smithfield
344 AM EST Mon Dec 25 2017

...WINTER WEATHER ADVISORY UNTIL 1 PM EST THIS AFTERNOON...

* WHAT...Mixed precipitation occurring. Plan on slippery road
  conditions, especially during the morning. Snow accumulations 
  of around 2 to 4 inches, with localized amounts up to 7 inches, 
  and ice accumulations of a light glaze are expected.

* WHERE...Portions of Northeast Connecticut, South Central and
  East Coastal Massachusetts, and Northwest Rhode Island. 

* WHEN...Until 1 PM EST this afternoon.

* ADDITIONAL DETAILS...Be prepared for reduced visibilities at
  times. Possibility of a flash freeze for those areas which
  experience rain prior to snow. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow, sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery 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.

$$
742 
WWUS41 KBOX 251522
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1022 AM EST Mon Dec 25 2017


CTZ002-MAZ002-003-008>011-251630-
/O.CAN.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Hartford CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-
Including the cities of Hartford, Windsor Locks, Charlemont, 
Greenfield, Orange, Chesterfield, Blandford, Amherst, 
Northampton, and Springfield
1022 AM EST Mon Dec 25 2017

...WINTER STORM WARNING IS CANCELLED...

Snow is tapering off late this morning. While a few snow showers
are still possible, expect most accumulation is finished.

$$

CTZ003-004-251630-
/O.CAN.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
Tolland CT-Windham CT-
Including the cities of Union, Vernon, Putnam, and Willimantic
1022 AM EST Mon Dec 25 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

Snow is tapering off late this morning. While a few snow showers
are still possible, expect most accumulation is finished.

$$

MAZ004>006-026-251800-
/O.CON.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Northern Worcester MA-Central Middlesex MA-Western Essex MA-
Northern Middlesex MA-
Including the cities of Barre, Fitchburg, Framingham, Lowell, 
Lawrence, and Ayer
1022 AM EST Mon Dec 25 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Heavy snow occurring. Plan on difficult travel 
  conditions. Tree branches could fall as well. Additional snow 
  accumulations of 1 to 3 inches are expected.

* WHERE...Northern Worcester MA, Central Middlesex MA, Western 
  Essex MA and Northern Middlesex MA Counties.

* WHEN...Until 1 PM EST this afternoon.

* 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.

$$

MAZ007-012>014-RIZ001-251800-
/O.CON.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
Eastern Essex MA-Southern Worcester MA-Western Norfolk MA-
Southeast Middlesex MA-Northwest Providence RI-
Including the cities of Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Foster, and Smithfield
1022 AM EST Mon Dec 25 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...

* WHAT...Snow occurring. Plan on slippery road conditions. Tree 
  branches could fall as well. Additional snow accumulations of 
  up to two inches are expected.

* WHERE...In Massachusetts, Eastern Essex MA, Southern Worcester 
  MA, Western Norfolk MA and Southeast Middlesex MA Counties. In 
  Rhode Island, Northwest Providence RI County.

* WHEN...Until 1 PM EST this afternoon.

* 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.

$$
777 
WWUS41 KBOX 251730
WSWBOX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Taunton MA
1230 PM EST Mon Dec 25 2017


MAZ004>006-026-251830-
/O.CAN.KBOX.WS.W.0008.000000T0000Z-171225T1800Z/
Northern Worcester MA-Central Middlesex MA-Western Essex MA-
Northern Middlesex MA-
Including the cities of Barre, Fitchburg, Framingham, Lowell, 
Lawrence, and Ayer
1230 PM EST Mon Dec 25 2017

...WINTER STORM WARNING IS CANCELLED...

Most of the snow has now ended. Widely scattered light snow 
showers are still possible this afternoon, but with little
accumulation.

$$

MAZ007-012>014-RIZ001-251830-
/O.CAN.KBOX.WW.Y.0023.000000T0000Z-171225T1800Z/
Eastern Essex MA-Southern Worcester MA-Western Norfolk MA-
Southeast Middlesex MA-Northwest Providence RI-
Including the cities of Gloucester, Milford, Worcester, 
Foxborough, Norwood, Cambridge, Foster, and Smithfield
1230 PM EST Mon Dec 25 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

Most of the snow has now ended. Widely scattered light snow 
showers are still possible this afternoon, but with little
accumulation.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 2:55 AM ESTGale WarningBOX67 hr
Dec 24, 2:55 AM ESTStorm WarningBOX38 hr
Dec 24, 2:58 AM ESTHigh Wind WarningBOXBarnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 1 more38 hr
Dec 24, 2:58 AM ESTWind AdvisoryBOXBristol, Essex, Franklin, Hampden, Hampshire, Middlesex and 4 more38 hr
Dec 24, 3:03 AM ESTWinter Weather AdvisoryBOXEssex, Hampden, Hampshire, Middlesex, Norfolk, Worcester33 hr

Nearby

Winter Storm Warnings in Massachusetts, 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.