Washington

Mailboat Slough, Willapa River — Weekly Tide Table

Aug 30 – Sep 5, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Aug 30 3:06 AM 8.9 9:06 AM 0.1 3:33 PM 9.2 9:35 PM 0.5
6:32 AM
8:02 PM
8:41 PM
9:26 AM
Waning Gibbous · 93%
Mon, Aug 31 3:49 AM 8.5 9:38 AM 0.7 4:03 PM 9.5 10:18 PM 0.2
6:34 AM
8:00 PM
9:02 PM
10:42 AM
Waning Gibbous · 86%
Tue, Sep 1 4:36 AM 7.9 10:12 AM 1.4 4:37 PM 9.6 11:06 PM 0.0
6:35 AM
7:58 PM
9:27 PM
12:02 PM
Waning Gibbous · 77%
Wed, Sep 2 5:30 AM 7.3 10:51 AM 2.2 5:16 PM 9.5
6:36 AM
7:56 PM
10:00 PM
1:25 PM
Last Quarter · 67%
Thu, Sep 3 12:02 AM 0.0 6:34 AM 6.6 11:36 AM 3.0 6:04 PM 9.3
6:37 AM
7:55 PM
10:43 PM
2:46 PM
Last Quarter · 56%
Fri, Sep 4 1:07 AM 0.1 7:53 AM 6.2 12:36 PM 3.7 7:07 PM 9.1
6:39 AM
7:53 PM
11:41 PM
4:00 PM
Last Quarter · 44%
Sat, Sep 5 2:23 AM 0.1 9:26 AM 6.2 2:00 PM 4.1 8:25 PM 8.9
6:40 AM
7:51 PM
5:02 PM
Last Quarter · 33%

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