Mailboat Slough, Willapa River, Willapa Bay, WA Tides
Marine Forecast: Cape Shoalwater WA to Cascade Head OR out 10 NM
| Date | Time | Feet | Tide |
|---|---|---|---|
| Tue Apr 28 | 12:15pm | 7.83 ft | High Tide |
| Tue Apr 28 | 6:05pm | 1.35 ft | Low Tide |
| Wed Apr 29 | 12:25am | 9.47 ft | High Tide |
| Wed Apr 29 | 6:53am | 0.13 ft | Low Tide |
| Wed Apr 29 | 1:07pm | 7.93 ft | High Tide |
| Wed Apr 29 | 6:44pm | 1.75 ft | Low Tide |
| Thu Apr 30 | 12:57am | 9.75 ft | High Tide |
| Thu Apr 30 | 7:32am | -0.42 ft | Low Tide |
| Thu Apr 30 | 1:52pm | 8.01 ft | High Tide |
| Thu Apr 30 | 7:21pm | 2.20 ft | Low Tide |
| Fri May 1 | 1:27am | 9.90 ft | High Tide |
| Fri May 1 | 8:08am | -0.76 ft | Low Tide |
| Fri May 1 | 2:34pm | 8.03 ft | High Tide |
| Fri May 1 | 7:56pm | 2.64 ft | Low Tide |
| Sat May 2 | 1:57am | 9.90 ft | High Tide |
| Sat May 2 | 8:43am | -0.89 ft | Low Tide |
| Sat May 2 | 3:14pm | 7.99 ft | High Tide |
| Sat May 2 | 8:30pm | 3.05 ft | Low Tide |
| Sun May 3 | 2:27am | 9.79 ft | High Tide |
| Sun May 3 | 9:17am | -0.84 ft | Low Tide |
| Sun May 3 | 3:53pm | 7.85 ft | High Tide |
| Sun May 3 | 9:04pm | 3.40 ft | Low Tide |
| Mon May 4 | 2:56am | 9.57 ft | High Tide |
| Mon May 4 | 9:52am | -0.67 ft | Low Tide |
| Mon May 4 | 4:33pm | 7.62 ft | High Tide |
| Mon May 4 | 9:38pm | 3.69 ft | Low Tide |
| Tue May 5 | 3:28am | 9.28 ft | High Tide |
| Tue May 5 | 10:29am | -0.40 ft | Low Tide |
| Tue May 5 | 5:16pm | 7.33 ft | High Tide |
| Tue May 5 | 10:15pm | 3.93 ft | Low Tide |
| Wed May 6 | 4:03am | 8.90 ft | High Tide |
| Wed May 6 | 11:10am | -0.10 ft | Low Tide |
| Wed May 6 | 6:02pm | 7.05 ft | High Tide |
| Wed May 6 | 10:57pm | 4.10 ft | Low Tide |
| Thu May 7 | 4:42am | 8.46 ft | High Tide |
| Thu May 7 | 11:54am | 0.21 ft | Low Tide |
| Thu May 7 | 6:54pm | 6.85 ft | High Tide |
| Thu May 7 | 11:48pm | 4.20 ft | Low Tide |
| Fri May 8 | 5:31am | 7.96 ft | High Tide |
| Fri May 8 | 12:43pm | 0.50 ft | Low Tide |
| Fri May 8 | 7:49pm | 6.83 ft | High Tide |
| Sat May 9 | 12:53am | 4.16 ft | Low Tide |
| Sat May 9 | 6:34am | 7.46 ft | High Tide |
| Sat May 9 | 1:38pm | 0.74 ft | Low Tide |
| Sat May 9 | 8:43pm | 7.05 ft | High Tide |
| Sun May 10 | 2:09am | 3.83 ft | Low Tide |
| Sun May 10 | 7:51am | 7.07 ft | High Tide |
| Sun May 10 | 2:33pm | 0.95 ft | Low Tide |
| Sun May 10 | 9:31pm | 7.49 ft | High Tide |
| Mon May 11 | 3:22am | 3.12 ft | Low Tide |
| Mon May 11 | 9:10am | 6.92 ft | High Tide |
| Mon May 11 | 3:29pm | 1.16 ft | Low Tide |
| Mon May 11 | 10:14pm | 8.10 ft | High Tide |
| Tue May 12 | 4:26am | 2.11 ft | Low Tide |
| Tue May 12 | 10:23am | 7.04 ft | High Tide |
| Tue May 12 | 4:21pm | 1.40 ft | Low Tide |
| Tue May 12 | 10:54pm | 8.82 ft | High Tide |
| Wed May 13 | 5:21am | 0.93 ft | Low Tide |
| Wed May 13 | 11:29am | 7.34 ft | High Tide |
| Wed May 13 | 5:11pm | 1.69 ft | Low Tide |
| Wed May 13 | 11:32pm | 9.58 ft | High Tide |
| Thu May 14 | 6:11am | -0.27 ft | Low Tide |
| Thu May 14 | 12:29pm | 7.72 ft | High Tide |
| Thu May 14 | 5:59pm | 2.01 ft | Low Tide |
| Fri May 15 | 12:11am | 10.27 ft | High Tide |
| Fri May 15 | 6:58am | -1.34 ft | Low Tide |
| Fri May 15 | 1:25pm | 8.06 ft | High Tide |
| Fri May 15 | 6:46pm | 2.32 ft | Low Tide |
| Sat May 16 | 12:51am | 10.83 ft | High Tide |
| Sat May 16 | 7:45am | -2.16 ft | Low Tide |
| Sat May 16 | 2:19pm | 8.30 ft | High Tide |
| Sat May 16 | 7:33pm | 2.61 ft | Low Tide |
| Sun May 17 | 1:33am | 11.16 ft | High Tide |
| Sun May 17 | 8:32am | -2.65 ft | Low Tide |
| Sun May 17 | 3:11pm | 8.37 ft | High Tide |
| Sun May 17 | 8:21pm | 2.85 ft | Low Tide |
| Mon May 18 | 2:19am | 11.22 ft | High Tide |
| Mon May 18 | 9:21am | -2.77 ft | Low Tide |
| Mon May 18 | 4:04pm | 8.29 ft | High Tide |
| Mon May 18 | 9:11pm | 3.04 ft | Low Tide |
| Tue May 19 | 3:07am | 10.97 ft | High Tide |
| Tue May 19 | 10:10am | -2.56 ft | Low Tide |
| Tue May 19 | 4:57pm | 8.12 ft | High Tide |
| Tue May 19 | 10:04pm | 3.18 ft | Low Tide |
| Wed May 20 | 3:59am | 10.42 ft | High Tide |
| Wed May 20 | 11:02am | -2.09 ft | Low Tide |
| Wed May 20 | 5:53pm | 7.94 ft | High Tide |
| Wed May 20 | 11:02pm | 3.27 ft | Low Tide |
| Thu May 21 | 4:56am | 9.63 ft | High Tide |
| Thu May 21 | 11:56am | -1.44 ft | Low Tide |
| Thu May 21 | 6:51pm | 7.85 ft | High Tide |
| Fri May 22 | 12:08am | 3.24 ft | Low Tide |
| Fri May 22 | 6:00am | 8.71 ft | High Tide |
| Fri May 22 | 12:52pm | -0.72 ft | Low Tide |
| Fri May 22 | 7:49pm | 7.91 ft | High Tide |
| Sat May 23 | 1:22am | 3.03 ft | Low Tide |
| Sat May 23 | 7:12am | 7.82 ft | High Tide |
| Sat May 23 | 1:49pm | 0.00 ft | Low Tide |
| Sat May 23 | 8:44pm | 8.13 ft | High Tide |
| Sun May 24 | 2:39am | 2.54 ft | Low Tide |
| Sun May 24 | 8:29am | 7.12 ft | High Tide |
| Sun May 24 | 2:46pm | 0.70 ft | Low Tide |
| Sun May 24 | 9:35pm | 8.46 ft | High Tide |
| Mon May 25 | 3:52am | 1.80 ft | Low Tide |
| Mon May 25 | 9:46am | 6.73 ft | High Tide |
| Mon May 25 | 3:41pm | 1.35 ft | Low Tide |
| Mon May 25 | 10:20pm | 8.83 ft | High Tide |
| Tue May 26 | 4:55am | 0.97 ft | Low Tide |