Locally Heavy Rainfall Possible Over the Four Corners; Critical Fire Weather Conditions in the Great Basin

Monsoon moisture will result in locally heavy showers and thunderstorms over the Four Corners region, which could lead to flash flooding. While, critical fire weather threats are expected for much of the Great Basin, from dry and windy conditions. Finally, Tropical Cyclone Humberto remains well offshore of the Southeast, but rip currents and heavy surf are expected from Florida to the Carolinas.
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Last Update: 736 AM PDT Sun Sep 15 2019

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Portland, OR Local Forecast Office

7NM WNW Ocean Park WA

Marine Zone Forecast

Synopsis: A cold front will move south across the waters this morning. Cool, unsettled weather behind this front will lead to a chance of thunderstorms later Sunday into Monday. Another, potentially stronger, frontal system is expected to move across the coastal waters Monday night and Tuesday.

Rest Of Today

S wind 10 to 15 kt with gusts to 20 kt. Wind waves S 4 ft at 5 seconds. W swell 7 ft at 11 seconds. Rain.

Tonight

S wind 10 to 15 kt. Gusts to 15 kt, becoming 20 kt after midnight. Wind waves S 3 ft at 4 seconds. W swell 7 ft at 12 seconds. Showers likely and a slight chance of tstms.

Mon

S wind 10 to 15 kt with gusts to 20 kt. Wind waves S 4 ft at 5 seconds. W swell 7 ft at 11 seconds. Slight chance of tstms in the morning. Showers.

Mon Night

SW wind 10 to 15 kt, becoming S 20 to 25 kt with gusts to 30 kt after midnight. Wind waves S 4 ft at 6 seconds. W swell 7 ft at 11 seconds. Chance of showers.

Tue

S wind 25 to 30 kt with gusts to 35 kt, becoming SW 15 kt with gusts to 20 kt in the afternoon. Combined seas 10 ft with a dominant period of 11 seconds. Rain.

Tue Night

SW wind 10 to 15 kt. Wind waves SW 2 ft at 4 seconds. W swell 7 ft at 11 seconds. Showers and a slight chance of tstms.

Wed

NE wind 5 to 10 kt. Wind waves 2 ft. W swell 8 ft.

Thu

NW wind 5 to 10 kt. Wind waves 2 ft. NW swell 7 ft.