Temperatures Well Above Normal in the Southwest & California; Snow Possible in the Northern Plains

Much above average temperatures will continue from California, through the Southwest and into the Great Basin, with poor air quality due to ongoing wildfires. Elsewhere, a slow-moving storm over the Northern High Plains will reach the Upper Great Lakes by Wednesday. This system will produce areas of snow, rain, and freezing rain. Rainy weather will also continue over parts of Florida.
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Last Update: 309 AM EDT Tue Oct 20 2020

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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast


Synopsis: ANZ100-202115- 309 AM EDT Tue Oct 20 2020 .Synopsis for Stonington ME to Merrimack River MA out to 25 NM... A cold front will slowly approach the waters today, before stalling near the region tonight. This will lift north as a warm front Wednesday. High pressure will build over the region Thursday into Friday. A cold front will cross through the waters Saturday afternoon or night with northwest winds behind the front gusting between 20 to 25 kts. Seas will begin to build Thursday night before peaking on Sunday between 6 to 8 feet as Tropical Storm Epsilon intensifies and undergoes extra tropical transition as it moves northward well offshore and begins to interact with a frontal system. $$

Today
S winds 5 to 10 kt. Seas 3 to 4 ft. Patchy fog early this morning. A slight chance of showers early this afternoon. A chance of showers late.
Tonight
S winds 5 to 10 kt, becoming E after midnight. Seas 3 to 4 ft. A chance of showers. Patchy fog.
Wed
E winds 5 to 10 kt, becoming S 5 to 15 kt with gusts up to 20 kt in the afternoon. Seas 3 to 4 ft. Patchy fog in the morning.
Wed Night
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft.
Thu
NW winds 5 to 10 kt, becoming NE in the afternoon. Seas 3 to 4 ft.
Thu Night
NE winds 5 to 10 kt. Seas 4 to 6 ft.
Fri
E winds around 10 kt. Seas 5 to 7 ft.
Fri Night
S winds 5 to 10 kt. Seas 5 to 7 ft.
Sat
SW winds 5 to 10 kt. Seas 5 to 7 ft.
Sat Night
N winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 5 to 7 ft.
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Last Update: 309 AM EDT Tue Oct 20 2020
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