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 May 18 | 5:35am | 8.05 ft | High Tide |
| Tue May 18 | 12:49pm | 0.09 ft | Low Tide |
| Tue May 18 | 7:55pm | 7.05 ft | High Tide |
| Wed May 19 | 1:05am | 4.02 ft | Low Tide |
| Wed May 19 | 6:42am | 7.59 ft | High Tide |
| Wed May 19 | 1:45pm | 0.30 ft | Low Tide |
| Wed May 19 | 8:50pm | 7.33 ft | High Tide |
| Thu May 20 | 2:22am | 3.59 ft | Low Tide |
| Thu May 20 | 8:02am | 7.25 ft | High Tide |
| Thu May 20 | 2:44pm | 0.48 ft | Low Tide |
| Thu May 20 | 9:40pm | 7.84 ft | High Tide |
| Fri May 21 | 3:35am | 2.77 ft | Low Tide |
| Fri May 21 | 9:23am | 7.17 ft | High Tide |
| Fri May 21 | 3:42pm | 0.66 ft | Low Tide |
| Fri May 21 | 10:25pm | 8.51 ft | High Tide |
| Sat May 22 | 4:39am | 1.64 ft | Low Tide |
| Sat May 22 | 10:36am | 7.35 ft | High Tide |
| Sat May 22 | 4:37pm | 0.88 ft | Low Tide |
| Sat May 22 | 11:08pm | 9.27 ft | High Tide |
| Sun May 23 | 5:36am | 0.38 ft | Low Tide |
| Sun May 23 | 11:43am | 7.67 ft | High Tide |
| Sun May 23 | 5:29pm | 1.15 ft | Low Tide |
| Sun May 23 | 11:49pm | 10.02 ft | High Tide |
| Mon May 24 | 6:27am | -0.84 ft | Low Tide |
| Mon May 24 | 12:44pm | 8.03 ft | High Tide |
| Mon May 24 | 6:19pm | 1.48 ft | Low Tide |
| Tue May 25 | 12:31am | 10.66 ft | High Tide |
| Tue May 25 | 7:16am | -1.86 ft | Low Tide |
| Tue May 25 | 1:42pm | 8.33 ft | High Tide |
| Tue May 25 | 7:07pm | 1.84 ft | Low Tide |
| Wed May 26 | 1:13am | 11.10 ft | High Tide |
| Wed May 26 | 8:04am | -2.56 ft | Low Tide |
| Wed May 26 | 2:36pm | 8.50 ft | High Tide |
| Wed May 26 | 7:56pm | 2.20 ft | Low Tide |
| Thu May 27 | 1:57am | 11.26 ft | High Tide |
| Thu May 27 | 8:52am | -2.89 ft | Low Tide |
| Thu May 27 | 3:30pm | 8.51 ft | High Tide |
| Thu May 27 | 8:45pm | 2.54 ft | Low Tide |
| Fri May 28 | 2:42am | 11.11 ft | High Tide |
| Fri May 28 | 9:41am | -2.83 ft | Low Tide |
| Fri May 28 | 4:23pm | 8.39 ft | High Tide |
| Fri May 28 | 9:35pm | 2.84 ft | Low Tide |
| Sat May 29 | 3:31am | 10.65 ft | High Tide |
| Sat May 29 | 10:30am | -2.44 ft | Low Tide |
| Sat May 29 | 5:18pm | 8.18 ft | High Tide |
| Sat May 29 | 10:29pm | 3.09 ft | Low Tide |
| Sun May 30 | 4:22am | 9.94 ft | High Tide |
| Sun May 30 | 11:21am | -1.84 ft | Low Tide |
| Sun May 30 | 6:14pm | 7.96 ft | High Tide |
| Sun May 30 | 11:27pm | 3.26 ft | Low Tide |
| Mon May 31 | 5:19am | 9.06 ft | High Tide |
| Mon May 31 | 12:14pm | -1.12 ft | Low Tide |
| Mon May 31 | 7:11pm | 7.83 ft | High Tide |
| Tue Jun 1 | 12:33am | 3.30 ft | Low Tide |
Portland OR Radar