[Weather] [2019.02.12 PM NWS Briefing] Significant Winter Weather Impact Through Tonight

[BOX Operations - NOAA Service Account]

Good afternoon:

*What has changed ...*

*No changes to hazards with the afternoon update. *

   - *WINTER STORM WARNINGS ...*
      - Continue for northern and northeast Massachusetts;  Berkshire
      County, Massachusetts and Litchfield County, Connecticut.


   - *WINTER WEATHER ADVISORIES ... *
      - Continue for areas along and south of the Massachusetts Turnpike,
      including all of Connecticut except for Litchfield County, and all of
      Rhode Island except for Block Island.


   - Please see the attached graphic outlining headlines.

*What / Where / When ...*


   - *Significant impact for today's afternoon into evening commute*


   - Transition to wintry mix has already begun across CT this afternoon


   - Sleet will approach the Massachusetts Turnpike between 4-5 PM, and the
   MA/NH/VT border between 6-7 PM


   - Latest snow/sleet total accumulations are attached


   - Ice accretion of a trace up to two tenths across interior Southern New
   England, especially around the Worcester / Hartford / Springfield region.


   - A low threat of tree and power line damage.
      - Please see the attached storm total ice accretion graphic for
      specifics.


   - Please see the attached animated graphic highlighting
   precipitation-types for rough estimate of timing.


   - Hazardous travel conditions with slick roadways.
      - Expect a longer commute


   - Reductions in visibility with any snow and / or sleet.
      - Lower visibility, especially as around 1 inch per hour snowfall
      rates are possible, before mixing with then changing over to sleet
      - Moderate to heavy snow, mostly falling during today's afternoon
      into evening commute across MA


   - Less impact to the Wednesday AM commute as steadier precipitation
   ends, some show shower activity lingering across northwest MA
      - However can't rule out some lingering icy roadways across interior
      MA and CT, especially if left untreated.

*Uncertainty ... *

   - While specific snow amounts are still uncertain, hinging on exactly
   when snow will change to sleet, the bigger message is the
anticipated *significant
   impact* to this evening commute.

Please, do not hesitate. Should you have any questions, comments and/or
concerns, we are here 24 / 7 to help you. If you are looking for an
hour-by-hour forecast for your area, please visit the following website
below ...

https://forecast.weather.gov/gridpoint.php?site=box&TypeDefault=graphical


Matthew Belk

If you have any questions or would like more information, don't hesitate to
contact us via this email address, on NWSChat <https://nwschat.weather.gov/>,
or at the following:

National Weather Service Boston/Norton, MA
46 Commerce Way
Norton, MA 02766
508.622.3280
Website <http://www.weather.gov/boston> | Facebook
<http://www.facebook.com/NWSBoston> | Twitter
<http://www.twitter.com/NWSBoston>
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