Columbia River entrance USCG Tides
Columbia River entrance USCG Tide Chart Calendar for
April 2021
Apr 2021 Tide Tables, Columbia River entrance USCG
| - | diff | Tides | diff | Tides | diff | Tides | diff | Tides | diff | Sun | Moon | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4/1 | N/A | H | 9'3" | 3:41AM | 10'1" | L | -0'10" | 10:13AM | 8'0" | H | 7'2" | 4:58PM | 4'6" | L | 2'7" | 10:02PM | N/A | 06:55-19:45 | 00:00-09:18 |
| 4/2 | 6'4" | H | 9'0" | 4:23AM | 9'6" | L | -0'6" | 11:09AM | 7'2" | H | 6'7" | 6:02PM | 3'2" | L | 3'5" | 10:53PM | N/A | 06:53-19:46 | 01:17-10:00 |
| 4/3 | 5'1" | H | 8'6" | 5:12AM | 8'7" | L | -0'0" | 12:13PM | 6'4" | H | 6'3" | 7:15PM | 2'2" | L | 4'1" | 11:57PM | N/A | 06:51-19:47 | 02:29-10:52 |
| 4/4 | 3'10" | H | 7'11" | 6:14AM | 7'7" | L | 0'4" | 1:27PM | 5'11" | H | 6'3" | 8:32PM | N/A | - | - | - | - | 06:49-19:49 | 03:30-11:52 |
| 4/5 | 1'10" | L | 4'5" | 1:17AM | 3'0" | H | 7'5" | 7:33AM | 6'11" | L | 0'6" | 2:42PM | 6'1" | H | 6'7" | 9:43PM | N/A | 06:47-19:50 | 04:19-13:00 |
| 4/6 | 2'4" | L | 4'2" | 2:42AM | 3'0" | H | 7'3" | 8:57AM | 6'10" | L | 0'5" | 3:49PM | 6'7" | H | 7'0" | 10:41PM | N/A | 06:45-19:52 | 04:58-14:10 |
| 4/7 | 3'6" | L | 3'6" | 3:55AM | 3'9" | H | 7'4" | 10:11AM | 7'0" | L | 0'3" | 4:43PM | 7'2" | H | 7'6" | 11:28PM | N/A | 06:43-19:53 | 05:28-15:20 |
| 4/8 | 4'9" | L | 2'8" | 4:56AM | 4'10" | H | 7'6" | 11:11AM | 7'2" | L | 0'3" | 5:28PM | N/A | - | - | - | - | 06:41-19:54 | 05:53-16:28 |
| 4/9 | 7'6" | H | 7'10" | 12:07AM | 5'11" | L | 1'10" | 5:46AM | 5'9" | H | 7'7" | 12:03PM | 7'2" | L | 0'5" | 6:07PM | N/A | 06:39-19:56 | 06:14-17:35 |
| 4/10 | 7'8" | H | 8'1" | 12:42AM | 6'10" | L | 1'2" | 6:29AM | 6'5" | H | 7'8" | 12:49PM | 6'10" | L | 0'9" | 6:42PM | N/A | 06:37-19:57 | 06:33-18:40 |
| 4/11 | 7'6" | H | 8'3" | 1:13AM | 7'6" | L | 0'8" | 7:09AM | 6'10" | H | 7'7" | 1:31PM | 6'4" | L | 1'2" | 7:14PM | N/A | 06:36-19:58 | 06:52-19:44 |
| 4/12 | 7'1" | H | 8'4" | 1:41AM | 7'11" | L | 0'4" | 7:47AM | 7'1" | H | 7'6" | 2:12PM | 5'9" | L | 1'8" | 7:44PM | N/A | 06:34-20:00 | 07:10-20:48 |
| 4/13 | 6'7" | H | 8'4" | 2:06AM | 8'2" | L | 0'1" | 8:21AM | 7'1" | H | 7'3" | 2:52PM | 5'0" | L | 2'3" | 8:13PM | N/A | 06:32-20:01 | 07:30-21:52 |
| 4/14 | 6'0" | H | 8'4" | 2:30AM | 8'3" | L | 0'0" | 8:54AM | 7'0" | H | 7'0" | 3:32PM | 4'3" | L | 2'9" | 8:42PM | N/A | 06:30-20:03 | 07:52-22:56 |
| 4/15 | 5'6" | H | 8'3" | 2:54AM | 8'2" | L | 0'0" | 9:27AM | 6'8" | H | 6'9" | 4:14PM | 3'5" | L | 3'3" | 9:12PM | N/A | 06:28-20:04 | 08:19-00:00 |
| 4/16 | 4'10" | H | 8'2" | 3:20AM | 8 | L | 0'2" | 10:00AM | 6'2" | H | 6'5" | 4:58PM | 2'7" | L | 3'9" | 9:44PM | N/A | 06:26-20:05 | 08:50-00:00 |
| 4/17 | 4'3" | H | 8'0" | 3:51AM | 7'6" | L | 0'5" | 10:38AM | 5'7" | H | 6'1" | 5:50PM | 1'10" | L | 4'3" | 10:24PM | N/A | 06:25-20:06 | 09:29-01:01 |
| 4/18 | 3'6" | H | 7'9" | 4:29AM | 7 | L | 0'9" | 11:25AM | 5'1" | H | 5'11" | 6:51PM | 1'3" | L | 4'7" | 11:16PM | N/A | 06:23-20:08 | 10:17-01:58 |
| 4/19 | 2'9" | H | 7'5" | 5:19AM | 6'4" | L | 1'0" | 12:27PM | 4'10" | H | 5'11" | 7:59PM | N/A | - | - | - | - | 06:21-20:09 | 11:14-02:48 |
| 4/20 | 1'0" | L | 4'10" | 12:28AM | 2'2" | H | 7'1" | 6:25AM | 5'11" | L | 1'2" | 1:39PM | 5'0" | H | 6'2" | 9:03PM | N/A | 06:19-20:10 | 12:19-03:31 |
| 4/21 | 1'6" | L | 4'7" | 1:53AM | 2'3" | H | 6'10" | 7:51AM | 5'10" | L | 1'0" | 2:47PM | 5'7" | H | 6'8" | 9:57PM | N/A | 06:18-20:12 | 13:29-04:06 |
| 4/22 | 2'8" | L | 3'11" | 3:09AM | 3'0" | H | 7'0" | 9:14AM | 6'2" | L | 0'9" | 3:45PM | 6'5" | H | 7'2" | 10:42PM | N/A | 06:16-20:13 | 14:44-04:36 |
| 4/23 | 4'3" | L | 2'11" | 4:12AM | 4'4" | H | 7'4" | 10:24AM | 6'8" | L | 0'7" | 4:35PM | 7'2" | H | 7'9" | 11:21PM | N/A | 06:14-20:14 | 16:01-05:03 |
| 4/24 | 6'0" | L | 1'9" | 5:06AM | 5'10" | H | 7'8" | 11:25AM | 7'0" | L | 0'7" | 5:20PM | 7'8" | H | 8'4" | 11:58PM | N/A | 06:13-20:16 | 17:20-05:26 |
| 4/25 | 7'9" | L | 0'6" | 5:56AM | 7'3" | H | 7'10" | 12:22PM | 7'0" | L | 0'10" | 6:03PM | N/A | - | - | - | - | 06:11-20:17 | 18:41-05:49 |
| 4/26 | 8'0" | H | 8'10" | 12:35AM | 9'4" | L | -0'5" | 6:44AM | 8'5" | H | 7'11" | 1:16PM | 6'9" | L | 1'2" | 6:46PM | N/A | 06:09-20:18 | 20:04-06:13 |
| 4/27 | 8'0" | H | 9'3" | 1:12AM | 10'7" | L | -1'3" | 7:32AM | 9'2" | H | 7'11" | 2:09PM | 6'2" | L | 1'8" | 7:28PM | N/A | 06:08-20:20 | 21:29-06:40 |
| 4/28 | 7'9" | H | 9'6" | 1:49AM | 11'3" | L | -1'9" | 8:19AM | 9'6" | H | 7'8" | 3:03PM | 5'5" | L | 2'3" | 8:12PM | N/A | 06:06-20:21 | 22:54-07:12 |
| 4/29 | 7'3" | H | 9'6" | 2:29AM | 11'5" | L | -1'10" | 9:08AM | 9'3" | H | 7'5" | 3:58PM | 4'7" | L | 2'10" | 8:58PM | N/A | 06:04-20:22 | 00:00-07:51 |
| 4/30 | 6'6" | H | 9'4" | 3:12AM | 10'11" | L | -1'7" | 10:00AM | 8'8" | H | 7'1" | 4:55PM | 3'8" | L | 3'4" | 9:48PM | N/A | 06:03-20:23 | 00:13-08:40 |