Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into Ohio/Tennessee Valleys; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will be possible from the Lower Mississippi Valley into parts of the Ohio/Tennessee Valleys. Elevated to Critical Fire weather threats will persist across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina.
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Last Update: 1113 PM EDT Sat Sep 22 2018

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Gray/Portland, ME Local Forecast Office

22NM SSE Rockland ME

Marine Zone Forecast


Synopsis: ANZ100-231715- 1113 PM EDT Sat Sep 22 2018 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... High pressure over the Great Lakes will build into the region tonight before being replaced by a stronger area of high pressure that will arrive from Canada late Sunday. This high will remain over the northeast through Monday before moving east into the Canadian Maritimes and allowing a warm front to move over the waters on Tuesday followed by a cold front late Wednesday. && $$

Overnight
N winds 5 to 10 kt. Seas around 2 ft.
Sun
N winds around 5 kt, becoming SW in the afternoon. Seas 1 foot or less.
Sun Night
W winds 5 to 15 kt with gusts up to 20 kt, becoming NE 15 to 20 kt with gusts up to 30 kt after midnight. Seas 2 to 4 ft.
Mon
NE winds 10 to 20 kt with gusts up to 30 kt, becoming E 5 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft.
Mon Night
E winds 5 to 10 kt, becoming 5 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft.
Tue
SE winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 3 to 5 ft. A chance of rain in the afternoon.
Tue Night
SE winds 15 to 20 kt, becoming S 20 to 25 kt after midnight. Seas 4 to 7 ft. Rain.
Wed
S winds 15 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Showers.
Wed Night
SW winds 10 to 20 kt with gusts up to 30 kt. Seas 5 to 8 ft. A chance of showers.
Thu
N winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 7 ft.
Thu Night
NE winds 5 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft.
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Last Update: 1113 PM EDT Sat Sep 22 2018
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