Tides > Washington Tides > Columbia River, Altoona
Columbia River, Altoona Tides
Select a calendar day to view it's large tide chart.
Sign in for members access.
Columbia River, Altoona Tide Chart Calendar for
May 2026
May 2026 Tide Tables, Columbia River, Altoona
| - | diff | Tides | diff | Tides | diff | Tides | diff | Tides | diff | Sun | Moon | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5/1 | 0'0" | H | 8'1" | 1:52AM | 0'0" | L | -0'8" | 9:16AM | 0'0" | H | 6'6" | 2:57PM | 0'0" | L | 2'1" | 9:00PM | N/A | 06:00-20:23 | 21:02-05:33 |
| 5/2 | 0'0" | H | 8'0" | 2:20AM | 0'0" | L | -0'9" | 9:52AM | 0'0" | H | 6'5" | 3:39PM | 0'0" | L | 2'6" | 9:34PM | N/A | 05:59-20:24 | 22:10-05:57 |
| 5/3 | 0'0" | H | 7'11" | 2:47AM | 0'0" | L | -0'9" | 10:27AM | 0'0" | H | 6'3" | 4:21PM | 0'0" | L | 2'10" | 10:08PM | N/A | 05:57-20:25 | 23:14-06:28 |
| 5/4 | 0'0" | H | 7'10" | 3:15AM | 0'0" | L | -0'7" | 11:01AM | 0'0" | H | 6'0" | 5:02PM | 0'0" | L | 3'1" | 10:42PM | N/A | 05:56-20:27 | 00:00-07:07 |
| 5/5 | 0'0" | H | 7'8" | 3:46AM | 0'0" | L | -0'4" | 11:36AM | 0'0" | H | 5'10" | 5:45PM | 0'0" | L | 3'3" | 11:19PM | N/A | 05:54-20:28 | 00:11-07:55 |
| 5/6 | 0'0" | H | 7'5" | 4:21AM | 0'0" | L | -0'0" | 12:14PM | 0'0" | H | 5'7" | 6:32PM | N/A | - | - | - | - | 05:53-20:30 | 00:59-08:52 |
| 5/7 | 0'0" | L | 3'5" | 12:01AM | 0'0" | H | 7'1" | 5:02AM | 0'0" | L | 0'2" | 12:56PM | 0'0" | H | 5'6" | 7:22PM | N/A | 05:51-20:31 | 01:38-09:56 |
| 5/8 | 0'0" | L | 3'7" | 12:53AM | 0'0" | H | 6'9" | 5:51AM | 0'0" | L | 0'6" | 1:45PM | 0'0" | H | 5'7" | 8:16PM | N/A | 05:50-20:32 | 02:09-11:04 |
| 5/9 | 0'0" | L | 3'7" | 1:58AM | 0'0" | H | 6'3" | 6:53AM | 0'0" | L | 0'9" | 2:41PM | 0'0" | H | 5'10" | 9:09PM | N/A | 05:49-20:33 | 02:34-12:14 |
| 5/10 | 0'0" | L | 3'3" | 3:14AM | 0'0" | H | 5'11" | 8:12AM | 0'0" | L | 0'11" | 3:40PM | 0'0" | H | 6'3" | 9:58PM | N/A | 05:47-20:35 | 02:55-13:25 |
| 5/11 | 0'0" | L | 2'8" | 4:26AM | 0'0" | H | 5'9" | 9:36AM | 0'0" | L | 1'1" | 4:35PM | 0'0" | H | 6'10" | 10:40PM | N/A | 05:46-20:36 | 03:13-14:37 |
| 5/12 | 0'0" | L | 1'9" | 5:30AM | 0'0" | H | 5'10" | 10:51AM | 0'0" | L | 1'3" | 5:26PM | 0'0" | H | 7'5" | 11:19PM | N/A | 05:45-20:37 | 03:31-15:51 |
| 5/13 | 0'0" | L | 0'9" | 6:25AM | 0'0" | H | 6'1" | 11:56AM | 0'0" | L | 1'6" | 6:14PM | 0'0" | H | 7'11" | 11:57PM | N/A | 05:43-20:38 | 03:49-17:09 |
| 5/14 | 0'0" | L | -0'1" | 7:16AM | 0'0" | H | 6'4" | 12:56PM | 0'0" | L | 1'9" | 7:01PM | N/A | - | - | - | - | 05:42-20:40 | 04:08-18:30 |
| 5/15 | 0'0" | H | 8'5" | 12:35AM | 0'0" | L | -1'0" | 8:05AM | 0'0" | H | 6'6" | 1:52PM | 0'0" | L | 2'1" | 7:47PM | N/A | 05:41-20:41 | 04:33-19:56 |
| 5/16 | 0'0" | H | 8'10" | 1:14AM | 0'0" | L | -1'7" | 8:54AM | 0'0" | H | 6'7" | 2:47PM | 0'0" | L | 2'4" | 8:35PM | N/A | 05:40-20:42 | 05:03-21:24 |
| 5/17 | 0'0" | H | 9'0" | 1:56AM | 0'0" | L | -1'11" | 9:42AM | 0'0" | H | 6'7" | 3:41PM | 0'0" | L | 2'7" | 9:24PM | N/A | 05:38-20:43 | 05:45-22:45 |
| 5/18 | 0'0" | H | 9'1" | 2:41AM | 0'0" | L | -2'0" | 10:32AM | 0'0" | H | 6'6" | 4:35PM | 0'0" | L | 2'9" | 10:15PM | N/A | 05:37-20:44 | 06:41-23:53 |
| 5/19 | 0'0" | H | 8'10" | 3:30AM | 0'0" | L | -1'10" | 11:24AM | 0'0" | H | 6'6" | 5:30PM | 0'0" | L | 2'10" | 11:11PM | N/A | 05:36-20:45 | 07:52-00:00 |
| 5/20 | 0'0" | H | 8'5" | 4:22AM | 0'0" | L | -1'5" | 12:16PM | 0'0" | H | 6'5" | 6:25PM | N/A | - | - | - | - | 05:35-20:47 | 09:12-00:44 |
| 5/21 | 0'0" | L | 2'11" | 12:10AM | 0'0" | H | 7'10" | 5:19AM | 0'0" | L | -0'11" | 1:11PM | 0'0" | H | 6'5" | 7:21PM | N/A | 05:34-20:48 | 10:34-01:22 |
| 5/22 | 0'0" | L | 2'11" | 1:17AM | 0'0" | H | 7'2" | 6:24AM | 0'0" | L | -0'4" | 2:07PM | 0'0" | H | 6'7" | 8:18PM | N/A | 05:33-20:49 | 11:53-01:49 |
| 5/23 | 0'0" | L | 2'8" | 2:29AM | 0'0" | H | 6'5" | 7:38AM | 0'0" | L | 0'2" | 3:03PM | 0'0" | H | 6'11" | 9:12PM | N/A | 05:32-20:50 | 13:08-02:11 |
| 5/24 | 0'0" | L | 2'3" | 3:43AM | 0'0" | H | 6'0" | 8:58AM | 0'0" | L | 0'8" | 3:59PM | 0'0" | H | 7'3" | 10:02PM | N/A | 05:32-20:51 | 14:19-02:29 |
| 5/25 | 0'0" | L | 1'7" | 4:54AM | 0'0" | H | 5'9" | 10:13AM | 0'0" | L | 1'2" | 4:52PM | 0'0" | H | 7'7" | 10:47PM | N/A | 05:31-20:52 | 15:28-02:46 |
| 5/26 | 0'0" | L | 0'10" | 5:55AM | 0'0" | H | 5'9" | 11:20AM | 0'0" | L | 1'7" | 5:41PM | 0'0" | H | 7'10" | 11:28PM | N/A | 05:30-20:53 | 16:36-03:02 |
| 5/27 | 0'0" | L | 0'1" | 6:48AM | 0'0" | H | 5'10" | 12:19PM | 0'0" | L | 1'11" | 6:26PM | N/A | - | - | - | - | 05:29-20:54 | 17:44-03:19 |
| 5/28 | 0'0" | H | 8'0" | 12:04AM | 0'0" | L | -0'4" | 7:34AM | 0'0" | H | 5'11" | 1:12PM | 0'0" | L | 2'4" | 7:09PM | N/A | 05:28-20:55 | 18:52-03:38 |
| 5/29 | 0'0" | H | 8'0" | 12:39AM | 0'0" | L | -0'9" | 8:16AM | 0'0" | H | 6'1" | 2:00PM | 0'0" | L | 2'8" | 7:50PM | N/A | 05:28-20:56 | 20:00-04:01 |
| 5/30 | 0'0" | H | 8'0" | 1:11AM | 0'0" | L | -0'11" | 8:55AM | 0'0" | H | 6'1" | 2:45PM | 0'0" | L | 2'11" | 8:30PM | N/A | 05:27-20:57 | 21:05-04:30 |
| 5/31 | 0'0" | H | 7'11" | 1:43AM | 0'0" | L | -0'11" | 9:33AM | 0'0" | H | 6'1" | 3:28PM | 0'0" | L | 3'1" | 9:09PM | N/A | 05:26-20:58 | 22:05-05:06 |