Alert archive / Massachusetts / Small Craft Advisories in 2018

Small Craft Advisory 100, NWS Boston/Norton, MA

August 18, 2018

NWS Boston/Norton, MA issued this small craft advisory at Aug 18, 2018, 3:56 AM EDT. It took effect at Aug 18, 2018, 10:47 PM EDT. It was in force for 49 hr.

The area

The counties it named.

The facts

Issued: Aug 18, 2018, 3:56 AM EDT (07:56 UTC)
In effect from: Aug 18, 2018, 10:47 PM EDT
Expired: Aug 21, 2018, 12:00 AM EDT
In force: 49 hr
Issued by: NWS Boston/Norton, MA

What forecasters said that day

The local office's own words before this small craft advisory 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 small craft advisory went out at Aug 18, 3:31 AM EDT, 25 minutes earlier.

Area forecast discussion, Aug 18, 3:31 AM EDT, 25 minutes before

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Hazardous weather outlook, Aug 17, 11:12 PM EDT, 4 hours 44 minutes before

Hazardous Weather Outlook
National Weather Service Boston/Norton MA
1112 PM EDT Fri Aug 17 2018

CTZ002-003-MAZ002-003-008>011-190315-
Hartford CT-Tolland CT-Western Franklin MA-Eastern Franklin MA-
Western Hampshire MA-Western Hampden MA-Eastern Hampshire MA-
Eastern Hampden MA-
1112 PM EDT Fri Aug 17 2018

This Hazardous Weather Outlook is for northern Connecticut and
western Massachusetts.

.DAY ONE...Tonight.

A few strong to severe thunderstorms are still possible overnight.
The main threat is damaging wind, but an isolated tornado is also
possible. Heavy rainfall and localized flash flooding is also
possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

A few strong thunderstorms are possible Saturday. The primary
threats are locally heavy rainfall and gusty winds.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

CTZ004-MAZ004>007-012>024-026-RIZ001>008-190315-
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-
Eastern Norfolk MA-Northern Bristol MA-Western Plymouth MA-
Eastern Plymouth MA-Southern Bristol MA-Southern Plymouth MA-
Barnstable MA-Dukes MA-Nantucket MA-Northern Middlesex MA-
Northwest Providence RI-Southeast Providence RI-Western Kent RI-
Eastern Kent RI-Bristol RI-Washington RI-Newport RI-Block Island RI-
1112 PM EDT Fri Aug 17 2018

This Hazardous Weather Outlook is for northern Connecticut, central
Massachusetts, eastern Massachusetts, northeastern Massachusetts,
southeastern Massachusetts, and Rhode Island.

.DAY ONE...Tonight.

A few strong thunderstorms are possible overnight, mainly west of
the Boston to Providence corridor. The main threat is damaging wind,
but an isolated tornado is also possible. Heavy rainfall and
localized flash flooding is also possible.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

A few strong thunderstorms are possible Saturday. The primary
threats are locally heavy rainfall and gusty winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed.

ANZ230>237-250-251-254>256-190315-
Boston Harbor-Cape Cod Bay-Nantucket Sound-Vineyard Sound-
Buzzards Bay-Rhode Island Sound-Narragansett Bay-Block Island Sound-
Coastal waters east of Ipswich Bay and the Stellwagen Bank National
Marine Sanctuary-Massachusetts Bay and Ipswich Bay-
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-
1112 PM EDT Fri Aug 17 2018

This Hazardous Weather Outlook is for Massachusetts and Rhode
Island coastal waters.

.DAY ONE...Tonight.

A few strong thunderstorms are possible overnight.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

A few strong thunderstorms are possible Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

For the latest updates, please visit our webpage at
www.weather.gov/boston

You can follow us on Facebook at
www.facebook.com/NWSBoston

You can follow us on Twitter at
@NWSBoston

In the hours before

Special weather statement, Aug 17, 10:56 PM EDT, 5 hours before

Special Weather Statement
National Weather Service Boston/Norton MA
1056 PM EDT FRI AUG 17 2018

CTZ003-004-MAZ004-011-012-180345-
Tolland CT-Windham CT-Southern Worcester MA-Eastern Hampden MA-
Northern Worcester MA-
1056 PM EDT FRI AUG 17 2018

...STRONG THUNDERSTORM...

At 1056 PM EDT, Doppler radar was tracking a strong thunderstorm over
Monson, or 11 miles east of Springfield, moving east at 25 mph.

Winds in excess of 40 mph will accompany this storm.

Locations impacted include...
Webster, Southbridge, Auburn, Wilbraham, Oxford, Charlton, Palmer,
Stafford, Spencer, Dudley, Leicester, Thompson, Sturbridge, Monson,
Douglas, Woodstock, Hampden, Warren, Paxton and North Brookfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Get indoors when this storm approaches. Winds may be strong enough to
produce minor damage, such as a few downed branches.

Frequent lightning was occurring. Lightning can strike far away from
the storm. Go inside a building or vehicle. Wait at least 30 minutes
until after the storm has passed to resume outdoor activities.

&&

LAT...LON 4194 7237 4214 7244 4229 7192 4204 7180
TIME...MOT...LOC 0256Z 250DEG 21KT 4205 7232

Belk

Local storm report, Aug 17, 11:47 PM EDT, 4 hours 9 minutes before

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Local storm report, Aug 17, 11:49 PM EDT, 4 hours 7 minutes before

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Special weather statement, Aug 18, 12:01 AM EDT, 3 hours 55 minutes before

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Special weather statement, Aug 18, 12:35 AM EDT, 3 hours 21 minutes before

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Special weather statement, Aug 18, 3:14 AM EDT, 42 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 17, 8:38 PM EDT	Special Weather Statement	BOX	Hampshire	67 min
Aug 17, 9:26 PM EDT	Special Weather Statement	BOX	Hampden	49 min
Aug 17, 10:24 PM EDT	Special Weather Statement	BOX	Hampden	51 min
Aug 17, 10:44 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	49 min
Aug 17, 10:56 PM EDT	Special Weather Statement	BOX	Worcester	49 min
Aug 17, 10:59 PM EDT	Areal Flood Advisory	BOX	Franklin, Hampden, Hampshire	101 min
Aug 17, 11:13 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Worcester	47 min
Aug 18, 12:01 AM EDT	Special Weather Statement	BOX	Middlesex	44 min
Aug 18, 12:35 AM EDT	Special Weather Statement	BOX	Middlesex	40 min
Aug 18, 2:38 AM EDT	Special Marine Warning	BOX		52 min
Aug 18, 3:23 AM EDT	Special Marine Warning	BOX		52 min
Aug 18, 3:53 AM EDT	Special Marine Warning	BOX		52 min
Aug 18, 4:31 AM EDT	Special Marine Warning	BOX		59 min
Aug 18, 5:07 AM EDT	Special Marine Warning	BOX		53 min
Aug 18, 5:57 AM EDT	Special Marine Warning	BOX		93 min
Aug 18, 1:29 PM EDT	Special Weather Statement	BOX	Hampshire	31 min
Aug 18, 1:49 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Worcester	26 min
Aug 18, 2:22 PM EDT	Flash Flood Warning	BOX	Hampden, Hampshire	2 hr
Aug 18, 3:19 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	26 min
Aug 18, 4:25 PM EDT	Areal Flood Advisory	BOX	Bristol, Plymouth	2 hr
Aug 18, 5:09 PM EDT	Special Marine Warning	BOX		66 min
Aug 18, 5:27 PM EDT	Special Weather Statement	BOX	Plymouth	33 min
Aug 18, 5:45 PM EDT	Special Marine Warning	BOX		60 min
Aug 18, 5:56 PM EDT	Areal Flood Advisory	BOX	Barnstable	2 hr
Aug 18, 7:02 PM EDT	Special Marine Warning	BOX		43 min
Aug 18, 3:14 AM EDT	Special Weather Statement	BOX	Washington	31 min
Aug 18, 3:51 PM EDT	Special Weather Statement	BOX	Providence	24 min
Aug 18, 2:56 PM EDT	Special Weather Statement	BOX		34 min
Aug 18, 3:02 PM EDT	Special Weather Statement	BOX		43 min

Nearby

Small Craft Advisories in Massachusetts, 2018 Every small craft advisory in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.