Scattered Flooding Possible Throughout The Region Due To Stalled Frontal Boundary

Flood Watch
National Weather Service Gray ME
255 PM EDT Wed Sep 6 2017

...Heavy rainfall expected through tonight...

.A stalled frontal boundary and a very moist air mass will aid in
the development of bands of showers and a few thunderstorms, which
will then continue into tonight. Torrential downpours will likely
occur in the watch area which will lead to the potential for
flash flooding.

MEZ008-009-012>014-018>022-NHZ004>013-015-071100-
/O.CON.KGYX.FF.A.0003.000000T0000Z-170907T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northern Franklin-Central Somerset-Southern Oxford-
Southern Franklin-Southern Somerset-Interior York-
Interior Cumberland-Androscoggin-Kennebec-Interior Waldo-
Northern Carroll-Southern Grafton-Southern Carroll-Sullivan-
Merrimack-Belknap-Strafford-Cheshire-Eastern Hillsborough-
Interior Rockingham-Western And Central Hillsborough-
Including the cities of Coburn Gore, Davis, Oquossoc, Rangeley,
Avon, Kingfield, Phillips, New Portland, Brassua, Long Pond,
Moosehead, Pittston Farm, Seboomook, Bingham, Jackman, Bethel,
Bryant Pond, Hanover, Locke Mills, Milton, Newry, Rumford,
Norway, Fryeburg, Oxford, Farmington, New Sharon, New Vineyard,
Temple, Wilton, Chesterville, Jay, Athens, Cornville, Skowhegan,
Palmyra, Pittsfield, Embden, Madison, Hollis, Alfred, Lebanon,
Sanford, Goodwins Mills, Buxton, Limington, Berwick,
New Gloucester, Gray, North Windham, Gorham, Bridgton, Greene,
Lewiston, Sabattus, Wales, Minot, Turner, Auburn,
Livermore Falls, Augusta, Sidney, Windsor, Vassalboro,
Waterville, China, Palermo, Brooks, Jackson, Knox, Liberty,
Montville, Morrill, Waldo, Winterport, Unity, North Conway,
Albany, Conway, Chatham, Crawford Notch, Lyme, Ashland,
Ellsworth, Holderness, Plymouth, Rumney, Wakefield, Bridgewater,
Brookfield, Ossipee, Tuftonboro, Wolfeboro, Moultonborough,
Claremont, Cornish, Croydon, Goshen, Grantham, Lempster, Newport,
Charlestown, Boscawen, Canterbury, Concord, Dunbarton, Loudon,
Hooksett, Laconia, Gilford, Meredith, Barrington, Rochester,
Dover, Rollinsford, Somersworth, Durham, Madbury, Gilsum, Keene,
Marlow, Sullivan, Surry, Jaffrey, Manchester, Pelham, Nashua,
Salem, Atkinson, Newton, Plaistow, Chester, Derry, Hampstead,
Exeter, Amherst, Milford, Mont Vernon, Goffstown, Peterborough,
Sharon, and Weare
255 PM EDT Wed Sep 6 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY MORNING...

The Flash Flood Watch continues for

* Portions of Maine and New Hampshire, including the following
  areas, in Maine, Androscoggin, Central and Southern Somerset,
  Interior Cumberland, Interior Waldo, Interior York, Kennebec,
  Franklin, and Southern Oxford. In New Hampshire, Belknap,
  Cheshire, Hillsborough, Interior Rockingham, Merrimack, Carroll,
  Southern Grafton, Strafford, and Sullivan.

* Through Thursday morning.

* Bands of showers and thunderstorms are expected in the watch
  area and will continue through tonight. Very heavy rainfall
  rates are expected at times, with 2 to 4 inches of rain possible
  by early Thursday morning. This is in addition to the heavy
  rainfall that fell in spots Tuesday afternoon and evening. As a
  result, flash flooding will be possible along with a good chance
  of urban and small stream flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&
$$

ES

6:38 PM ADT Wednesday 06 September 2017
Severe thunderstorm warning in effect for:

Moncton and Southeast New Brunswick
At 6:38 p.m. ADT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing heavy rain.

A line of thunderstorms stretching from the Bay of Fundy to northern Kent County is slowly tracking northeastward. A secondary line of thunderstorms has formed over the western Sussex County and is expected to move into southeastern New Brunswick this evening. Both of these lines of thunderstorms are producing very high rainfall rates of 25 mm per hour or more.

Recent rainfall observations from multiple communities under these conditions have shown that these thunderstorms are capable of producing rainfall near 50 mm in a short period of time.

These thunderstorms are expected to persist until later this evening.

Heavy downpours can cause flash floods and water pooling on roads. Heavy downpours are likely to cause flash floods and water pooling on roads. Avoid driving through water on roads. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!

Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are likely to produce or are producing one or more of the following: large hail, damaging winds, torrential rainfall.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ec.weatheraspc.ec@canada.ca or tweet reports using #NBStorm.

 6:03 PM ADT Wednesday 06 September 2017
Severe thunderstorm watch in effect for:

Stanley - Doaktown - Blackville Area
Conditions are favourable for the development of severe thunderstorms that may be capable of producing heavy rain.

A line of thunderstorms stretching from the Bay of Fundy to northern Kent County is slowly tracking northeastward. Recent rainfall observations have shown that this line of thunderstorms is capable of producing brief but very heavy downpours.

These thunderstorms are expected to dissipate later this evening.

Heavy downpours can cause flash floods and water pooling on roads. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!

Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ec.weatheraspc.ec@canada.ca or tweet reports using #NBStorm.

3:31 PM ADT Wednesday 06 September 2017
Special weather statement in effect for:

Halifax Metro and Halifax County West
A low pressure system is expected to develop over New England Thursday morning and track northeastward to lie over central Labrador by early Friday morning.

Showers associated with this system are expected to begin over southwestern Nova Scotia this evening and spread eastward throughout Thursday. Showers are expected to become heavy at times during the day Thursday as the precipitation tracks northeastward.

At this time 30 to 45 mm of rain is expected by Friday morning however, there remains some uncertainty with the intensity and track of this system. Changes in the forecast track of this feature could significantly alter total rainfall accumulation by Friday morning.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ec.weatheraspc.ec@canada.ca or tweet reports using #NSStorm.