Washington

Mailboat Slough, Willapa River — Weekly Tide Table

Apr 5 – Apr 11, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Apr 5 3:30 AM 9.7 10:03 AM -0.1 4:38 PM 7.8 9:51 PM 3.2
6:49 AM
7:48 PM
8:02 AM
Waning Gibbous · 86%
Mon, Apr 6 4:00 AM 9.4 10:41 AM 0.2 5:22 PM 7.3 10:24 PM 3.7
6:47 AM
7:50 PM
12:28 AM
8:34 AM
Waning Gibbous · 79%
Tue, Apr 7 4:34 AM 9.0 11:25 AM 0.6 6:12 PM 6.8 11:03 PM 4.2
6:45 AM
7:51 PM
1:29 AM
9:16 AM
Waning Gibbous · 72%
Wed, Apr 8 5:14 AM 8.6 12:15 PM 1.0 7:13 PM 6.5 11:53 PM 4.6
6:44 AM
7:52 PM
2:22 AM
10:09 AM
Last Quarter · 63%
Thu, Apr 9 6:06 AM 8.1 1:16 PM 1.3 8:27 PM 6.3
6:42 AM
7:54 PM
3:05 AM
11:10 AM
Last Quarter · 53%
Fri, Apr 10 1:07 AM 4.8 7:15 AM 7.7 2:26 PM 1.5 9:42 PM 6.6
6:40 AM
7:55 PM
3:40 AM
12:18 PM
Last Quarter · 44%
Sat, Apr 11 2:41 AM 4.6 8:35 AM 7.6 3:32 PM 1.4 10:36 PM 7.1
6:38 AM
7:56 PM
4:08 AM
1:29 PM
Last Quarter · 34%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station TWC0940 · view the interactive daily chart