Sunday, July 16, 2023

Mid-July Rainstorm Update One






























Flood Statement
National Weather Service Gray ME
908 PM EDT Sun Jul 16 2023

MEC005-017-031-NHC001-003-013-015-017-171015-
/O.CON.KGYX.FA.W.0018.000000T0000Z-230717T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cumberland ME-Oxford ME-York ME-Belknap NH-Carroll NH-Merrimack
NH-Rockingham NH-Strafford NH-
908 PM EDT Sun Jul 16 2023

...FLOOD WARNING REMAINS IN EFFECT UNTIL 615 AM EDT MONDAY...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Portions of Maine, including the following counties,
  Cumberland, Oxford and York. Portions of New Hampshire, including
  the following counties, Belknap, Carroll, Merrimack, Rockingham
  and Strafford.

* WHEN...Until 615 AM EDT Monday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring. Low-water
  crossings are inundated with water and may not be passable.

* ADDITIONAL DETAILS...
  - At 907 PM EDT, Doppler radar and automated rain gauges
    indicated an area of very heavy rainfall across the warned
    area. Between 2 and 3 inches of rain have fallen.
  - Additional rainfall amounts of 0.5 to 1 inch are possible in
    the warned area through midnight, as heavy rain showers
    reform across the region.
  - Some locations that will experience flooding include...
    Concord, Laconia, Conway, Bridgton, Fryeburg, Bethel,
    Ossipee, Moultonborough, Naples and Meredith.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.

&&

LAT...LON 4354 7144 4354 7151 4384 7134 4382 7100
      4434 7101 4450 7078 4437 7053 4404 7047
      4377 7065 4374 7081 4309 7120 4313 7144
      4343 7154


$$

SMT


Flood Watch
National Weather Service Caribou ME
747 PM EDT Sun Jul 16 2023

MEZ002-004>006-010-011-015>017-029>032-170800-
/O.CON.KCAR.FA.A.0004.000000T0000Z-230717T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northeast Aroostook-Northern Piscataquis-Northern Penobscot-
Southeast Aroostook-Central Piscataquis-Central Penobscot-
Southern Penobscot-Interior Hancock-Central Washington-Coastal
Hancock-Coastal Washington-Southern Piscataquis-Northern
Washington-
Including the cities of Blanchard, Amherst, Ellsworth,
Springfield, Monson, Ashland, Eastbrook, Topsfield, Great Pond,
Presque Isle, Chamberlain Lake, Baxter St Park, Van Buren,
Greenville, Eastport, Guilford, Orland, Cherryfield, Orono, Mars
Hill, Dedham, Sherman, Perry, East Millinocket, Brewer, Howland,
Bangor, Danforth, Machias, Old Town, Bar Harbor, Houlton,
Dover-Foxcroft, Millinocket, Mount Katahdin, Caribou, Wesley,
Hodgdon, Vanceboro, Milo, Medway, Grand Lake Stream, Bucksport,
Calais, Churchill Dam, Lincoln, Patten, Castine, Princeton,
Smyrna Mills, and Aurora
747 PM EDT Sun Jul 16 2023

...FLOOD WATCH REMAINS IN EFFECT UNTIL 6 AM EDT MONDAY...

* WHAT...Flash flooding caused by excessive rainfall continues to be
  possible.

* WHERE...All of Northern and Eastern Maine, except for northern
  Somerset and northwest Aroostook Counties.

* WHEN...Until 6 AM EDT Monday.

* IMPACTS...Excessive runoff may result in flooding of creeks,
  streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
  - Multiple rounds of torrential rainfall are expected.
    Saturated soils from recent rainfall will support rapid
    runoff and lead to flash flooding. Considerable impacts are
    possible where storms and bands of heavy rain move over the
    same area.


  - Http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued. Be especially cautious at
night.

&&
$$

CB


10:42 p.m. ADT Sunday 16 July 2023
Rain, at times heavy, is expected.

Total rainfall amount: 40 mm except 70 in areas of heaviest rain.

Locations: northwestern and most of central and southern New Brunswick.

Time span: continuing tonight, tapering off Monday afternoon.

Remarks: A trough of low pressure will continue to approach New Brunswick spreading rain across the province tonight and Monday. Because of the warm and humid air mass that is in place, embedded areas of torrential rain and thunderstorms are possible. Similar storms in the past have caused localized flooding in poor drainage areas.

Heavy downpours can cause flash floods and water pooling on roads. Localized flooding in low-lying areas is possible.

Watch for possible washouts near rivers, creeks and culverts.

Rainfall warnings are issued when significant rainfall is expected.

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

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