Washington

Mailboat Slough, Willapa River — Weekly Tide Table

Apr 19 – Apr 25, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Apr 19 2:42 AM 11.0 9:21 AM -2.0 4:02 PM 8.5 9:13 PM 2.5
6:23 AM
8:07 PM
7:02 AM
11:53 PM
Waxing Crescent · 7%
Mon, Apr 20 3:23 AM 10.9 10:09 AM -1.9 4:56 PM 8.1 10:00 PM 3.0
6:21 AM
8:09 PM
7:46 AM
Waxing Crescent · 15%
Tue, Apr 21 4:10 AM 10.5 11:02 AM -1.5 5:56 PM 7.7 10:54 PM 3.5
6:19 AM
8:10 PM
8:44 AM
1:08 AM
Waxing Crescent · 24%
Wed, Apr 22 5:04 AM 9.9 12:01 PM -0.9 7:02 PM 7.4
6:18 AM
8:11 PM
9:56 AM
2:09 AM
First Quarter · 34%
Thu, Apr 23 12:01 AM 3.9 6:08 AM 9.1 1:06 PM -0.3 8:15 PM 7.4
6:16 AM
8:13 PM
11:17 AM
2:55 AM
First Quarter · 46%
Fri, Apr 24 1:23 AM 3.9 7:23 AM 8.4 2:16 PM 0.3 9:26 PM 7.7
6:14 AM
8:14 PM
12:40 PM
3:29 AM
First Quarter · 57%
Sat, Apr 25 2:52 AM 3.6 8:47 AM 8.0 3:24 PM 0.6 10:24 PM 8.1
6:13 AM
8:16 PM
2:00 PM
3:54 AM
First Quarter · 68%

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