Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region
Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >
Last Update: 214 PM PDT Sat Apr 18 2026
For More Weather Information:
30NM WSW TTI WA
Marine Zone Forecast
Tonight
SE wind 10 to 15 kt, easing to 5 to 10 kt late. Seas 4 to 6 ft. Wave detail: N 2 ft at 8 seconds, S 5 ft at 9 seconds and S 2 ft at 15 seconds. A slight chance of rain this evening, then a chance of rain after midnight.
Sun
NE wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: SW 5 ft at 8 seconds, NW 2 ft at 12 seconds and S 2 ft at 15 seconds.
Sun Night
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: N 2 ft at 3 seconds, SW 5 ft at 9 seconds and W 4 ft at 12 seconds.
Mon
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: N 2 ft at 4 seconds, SW 4 ft at 8 seconds and W 4 ft at 12 seconds.
Mon Night
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: SW 3 ft at 8 seconds and W 4 ft at 9 seconds.
Tue
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: SW 3 ft at 8 seconds, NW 4 ft at 9 seconds and W 4 ft at 17 seconds. A chance of rain.
Tue Night
W wind 10 to 15 kt. Seas 6 to 7 ft, building to 6 to 9 ft after midnight. Wave detail: S 2 ft at 7 seconds, NW 6 ft at 9 seconds and W 9 ft at 14 seconds. A chance of rain in the evening.
Wed
NW wind 10 to 15 kt. Seas 9 to 12 ft, building to 10 to 14 ft in the afternoon. Wave detail: W 13 ft at 11 seconds.
Wed Night
NW wind 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 9 to 13 ft. Wave detail: NW 12 ft at 12 seconds.
Thu
E wind 5 to 10 kt, veering to S in the afternoon. Seas 8 to 10 ft, subsiding to 7 to 8 ft in the afternoon. Wave detail: NW 10 ft at 11 seconds.
Thu Night
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave detail: NW 2 ft at 7 seconds and W 7 ft at 11 seconds.
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