Knappa Tides August 2021 | Tide Charts & Tables | Columbia River, OR

Knappa Tide Chart for (Sun) August 1, 2021

Knappa tide chart for Sunday, August 1, 2021
Knappa tides for Aug 1st, the sunrise is 5:56am-8:43pm and the tide times are L 3:50am 1'1" H 9:25am 5'4" L 3:16pm 2'2" H 9:07pm 7'3" .

Knappa Tide Chart for (Mon) August 2, 2021

Knappa tide chart for Monday, August 2, 2021
Knappa tides for Aug 2nd, the sunrise is 5:57am-8:42pm and the tide times are L 4:54am 0'9" H 10:39am 5'4" L 4:15pm 2'6" H 9:57pm 7'3" .

Knappa Tide Chart for (Tue) August 3, 2021

Knappa tide chart for Tuesday, August 3, 2021
Knappa tides for Aug 3rd, the sunrise is 5:59am-8:41pm and the tide times are L 5:55am 0'5" H 11:45am 5'6" L 5:17pm 2'9" H 10:48pm 7'4" .

Knappa Tide Chart for (Wed) August 4, 2021

Knappa tide chart for Wednesday, August 4, 2021
Knappa tides for Aug 4th, the sunrise is 6:00am-8:39pm and the tide times are L 6:48am 0'0" H 12:42pm 5'10" L 6:16pm 2'9" H 11:38pm 7'6" .

Knappa Tide Chart for (Thu) August 5, 2021

Knappa tide chart for Thursday, August 5, 2021
Knappa tides for Aug 5th, the sunrise is 6:01am-8:38pm and the tide times are L 7:35am -0'3" H 1:30pm 6'2" L 7:09pm 2'8" .

Knappa Tide Chart for (Fri) August 6, 2021

Knappa tide chart for Friday, August 6, 2021
Knappa tides for Aug 6th, the sunrise is 6:02am-8:36pm and the tide times are H 12:26am 7'9" L 8:18am -0'6" H 2:13pm 6'5" L 7:58pm 2'6" .

Knappa Tide Chart for (Sat) August 7, 2021

Knappa tide chart for Saturday, August 7, 2021
Knappa tides for Aug 7th, the sunrise is 6:04am-8:35pm and the tide times are H 1:11am 7'11" L 8:57am -0'9" H 2:52pm 6'8" L 8:42pm 2'3" .

Knappa Tide Chart for (Sun) August 8, 2021

Knappa tide chart for Sunday, August 8, 2021
Knappa tides for Aug 8th, the sunrise is 6:05am-8:33pm and the tide times are H 1:55am 8'1" L 9:33am -0'10" H 3:29pm 6'10" L 9:25pm 2'0" .

Knappa Tide Chart for (Mon) August 9, 2021

Knappa tide chart for Monday, August 9, 2021
Knappa tides for Aug 9th, the sunrise is 6:06am-8:31pm and the tide times are H 2:38am 8'2" L 10:07am -0'10" H 4:02pm 7'1" L 10:07pm 1'9" .

Knappa Tide Chart for (Tue) August 10, 2021

Knappa tide chart for Tuesday, August 10, 2021
Knappa tides for Aug 10th, the sunrise is 6:07am-8:30pm and the tide times are H 3:21am 8'2" L 10:41am -0'9" H 4:35pm 7'4" L 10:49pm 1'5" .

Knappa Tide Chart for (Wed) August 11, 2021

Knappa tide chart for Wednesday, August 11, 2021
Knappa tides for Aug 11th, the sunrise is 6:08am-8:28pm and the tide times are H 4:05am 8'0" L 11:14am -0'7" H 5:07pm 7'7" L 11:33pm 1'1" .

Knappa Tide Chart for (Thu) August 12, 2021

Knappa tide chart for Thursday, August 12, 2021
Knappa tides for Aug 12th, the sunrise is 6:10am-8:27pm and the tide times are H 4:52am 7'7" L 11:48am -0'3" H 5:39pm 7'9" .

Knappa Tide Chart for (Fri) August 13, 2021

Knappa tide chart for Friday, August 13, 2021
Knappa tides for Aug 13th, the sunrise is 6:11am-8:25pm and the tide times are L 12:21am 0'10" H 5:44am 7'1" L 12:24pm 0'2" H 6:16pm 8'0" .

Knappa Tide Chart for (Sat) August 14, 2021

Knappa tide chart for Saturday, August 14, 2021
Knappa tides for Aug 14th, the sunrise is 6:12am-8:24pm and the tide times are L 1:14am 0'8" H 6:45am 6'5" L 1:06pm 0'10" H 6:57pm 8'1" .

Knappa Tide Chart for (Sun) August 15, 2021

Knappa tide chart for Sunday, August 15, 2021
Knappa tides for Aug 15th, the sunrise is 6:13am-8:22pm and the tide times are L 2:17am 0'6" H 7:58am 5'10" L 1:56pm 1'6" H 7:47pm 8'1" .

Knappa Tide Chart for (Mon) August 16, 2021

Knappa tide chart for Monday, August 16, 2021
Knappa tides for Aug 16th, the sunrise is 6:15am-8:20pm and the tide times are L 3:29am 0'3" H 9:21am 5'6" L 2:58pm 2'1" H 8:47pm 8'0" .

Knappa Tide Chart for (Tue) August 17, 2021

Knappa tide chart for Tuesday, August 17, 2021
Knappa tides for Aug 17th, the sunrise is 6:16am-8:19pm and the tide times are L 4:45am -0'0" H 10:43am 5'6" L 4:12pm 2'5" H 9:54pm 8'0" .

Knappa Tide Chart for (Wed) August 18, 2021

Knappa tide chart for Wednesday, August 18, 2021
Knappa tides for Aug 18th, the sunrise is 6:17am-8:17pm and the tide times are L 5:57am -0'5" H 11:55am 5'10" L 5:29pm 2'6" H 11:02pm 8'1" .

Knappa Tide Chart for (Thu) August 19, 2021

Knappa tide chart for Thursday, August 19, 2021
Knappa tides for Aug 19th, the sunrise is 6:18am-8:15pm and the tide times are L 6:59am -0'10" H 12:55pm 6'4" L 6:38pm 2'3" .

Knappa Tide Chart for (Fri) August 20, 2021

Knappa tide chart for Friday, August 20, 2021
Knappa tides for Aug 20th, the sunrise is 6:20am-8:14pm and the tide times are H 12:05am 8'3" L 7:53am -1'1" H 1:46pm 6'9" L 7:39pm 1'11" .

Knappa Tide Chart for (Sat) August 21, 2021

Knappa tide chart for Saturday, August 21, 2021
Knappa tides for Aug 21st, the sunrise is 6:21am-8:12pm and the tide times are H 1:03am 8'5" L 8:41am -1'2" H 2:32pm 7'1" L 8:33pm 1'7" .

Knappa Tide Chart for (Sun) August 22, 2021

Knappa tide chart for Sunday, August 22, 2021
Knappa tides for Aug 22nd, the sunrise is 6:22am-8:10pm and the tide times are H 1:56am 8'5" L 9:24am -1'2" H 3:13pm 7'4" L 9:23pm 1'3" .

Knappa Tide Chart for (Mon) August 23, 2021

Knappa tide chart for Monday, August 23, 2021
Knappa tides for Aug 23rd, the sunrise is 6:24am-8:08pm and the tide times are H 2:45am 8'3" L 10:03am -0'11" H 3:51pm 7'6" L 10:10pm 1'0" .

Knappa Tide Chart for (Tue) August 24, 2021

Knappa tide chart for Tuesday, August 24, 2021
Knappa tides for Aug 24th, the sunrise is 6:25am-8:06pm and the tide times are H 3:31am 8'0" L 10:39am -0'7" H 4:26pm 7'7" L 10:54pm 0'10" .

Knappa Tide Chart for (Wed) August 25, 2021

Knappa tide chart for Wednesday, August 25, 2021
Knappa tides for Aug 25th, the sunrise is 6:26am-8:05pm and the tide times are H 4:16am 7'7" L 11:13am -0'2" H 4:58pm 7'7" L 11:37pm 0'9" .

Knappa Tide Chart for (Thu) August 26, 2021

Knappa tide chart for Thursday, August 26, 2021
Knappa tides for Aug 26th, the sunrise is 6:27am-8:03pm and the tide times are H 5:00am 7'1" L 11:45am 0'4" H 5:28pm 7'6" .

Knappa Tide Chart for (Fri) August 27, 2021

Knappa tide chart for Friday, August 27, 2021
Knappa tides for Aug 27th, the sunrise is 6:29am-8:01pm and the tide times are L 12:20am 0'9" H 5:46am 6'7" L 12:17pm 0'11" H 5:58pm 7'5" .

Knappa Tide Chart for (Sat) August 28, 2021

Knappa tide chart for Saturday, August 28, 2021
Knappa tides for Aug 28th, the sunrise is 6:30am-7:59pm and the tide times are L 1:05am 0'9" H 6:38am 6'0" L 12:50pm 1'6" H 6:29pm 7'3" .

Knappa Tide Chart for (Sun) August 29, 2021

Knappa tide chart for Sunday, August 29, 2021
Knappa tides for Aug 29th, the sunrise is 6:31am-7:57pm and the tide times are L 1:55am 0'10" H 7:39am 5'6" L 1:31pm 2'1" H 7:07pm 7'1" .

Knappa Tide Chart for (Mon) August 30, 2021

Knappa tide chart for Monday, August 30, 2021
Knappa tides for Aug 30th, the sunrise is 6:32am-7:55pm and the tide times are L 2:54am 0'10" H 8:51am 5'2" L 2:22pm 2'7" H 7:55pm 6'10" .

Knappa Tide Chart for (Tue) August 31, 2021

Knappa tide chart for Tuesday, August 31, 2021
Knappa tides for Aug 31st, the sunrise is 6:34am-7:53pm and the tide times are L 4:02am 0'9" H 10:08am 5'2" L 3:30pm 2'11" H 8:56pm 6'9" .

Knappa Tide Calendar | August 2021

Sun Mon Tue Wed Thu Fri Sat
Knappa tide chart for Sunday, August 1, 2021
Knappa tide chart for Monday, August 2, 2021
Knappa tide chart for Tuesday, August 3, 2021
Knappa tide chart for Wednesday, August 4, 2021
Knappa tide chart for Thursday, August 5, 2021
Knappa tide chart for Friday, August 6, 2021
Knappa tide chart for Saturday, August 7, 2021
Knappa tide chart for Sunday, August 8, 2021
Knappa tide chart for Monday, August 9, 2021
Knappa tide chart for Tuesday, August 10, 2021
Knappa tide chart for Wednesday, August 11, 2021
Knappa tide chart for Thursday, August 12, 2021
Knappa tide chart for Friday, August 13, 2021
Knappa tide chart for Saturday, August 14, 2021
Knappa tide chart for Sunday, August 15, 2021
Knappa tide chart for Monday, August 16, 2021
Knappa tide chart for Tuesday, August 17, 2021
Knappa tide chart for Wednesday, August 18, 2021
Knappa tide chart for Thursday, August 19, 2021
Knappa tide chart for Friday, August 20, 2021
Knappa tide chart for Saturday, August 21, 2021
Knappa tide chart for Sunday, August 22, 2021
Knappa tide chart for Monday, August 23, 2021
Knappa tide chart for Tuesday, August 24, 2021
Knappa tide chart for Wednesday, August 25, 2021
Knappa tide chart for Thursday, August 26, 2021
Knappa tide chart for Friday, August 27, 2021
Knappa tide chart for Saturday, August 28, 2021
Knappa tide chart for Sunday, August 29, 2021
Knappa tide chart for Monday, August 30, 2021
Knappa tide chart for Tuesday, August 31, 2021
 

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Knappa Tide Table for August 2021

View tide tables in a column-row format below, with a "diff" column to spot large tide height swings—great for anglers. Scroll down for a textual format, ideal for reading or sharing.

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

Knappa Textual Tide Table for August 2021


Aug 1st (Sun)
the sunrise is 5:56am-8:43pm and the tide times are L 3:50am 1'1" H 9:25am 5'4" L 3:16pm 2'2" H 9:07pm 7'3" .
Aug 2nd (Mon)
the sunrise is 5:57am-8:42pm and the tide times are L 4:54am 0'9" H 10:39am 5'4" L 4:15pm 2'6" H 9:57pm 7'3" .
Aug 3rd (Tue)
the sunrise is 5:59am-8:41pm and the tide times are L 5:55am 0'5" H 11:45am 5'6" L 5:17pm 2'9" H 10:48pm 7'4" .
Aug 4th (Wed)
the sunrise is 6:00am-8:39pm and the tide times are L 6:48am 0'0" H 12:42pm 5'10" L 6:16pm 2'9" H 11:38pm 7'6" .
Aug 5th (Thu)
the sunrise is 6:01am-8:38pm and the tide times are L 7:35am -0'3" H 1:30pm 6'2" L 7:09pm 2'8" .
Aug 6th (Fri)
the sunrise is 6:02am-8:36pm and the tide times are H 12:26am 7'9" L 8:18am -0'6" H 2:13pm 6'5" L 7:58pm 2'6" .
Aug 7th (Sat)
the sunrise is 6:04am-8:35pm and the tide times are H 1:11am 7'11" L 8:57am -0'9" H 2:52pm 6'8" L 8:42pm 2'3" .
Aug 8th (Sun)
the sunrise is 6:05am-8:33pm and the tide times are H 1:55am 8'1" L 9:33am -0'10" H 3:29pm 6'10" L 9:25pm 2'0" .
Aug 9th (Mon)
the sunrise is 6:06am-8:31pm and the tide times are H 2:38am 8'2" L 10:07am -0'10" H 4:02pm 7'1" L 10:07pm 1'9" .
Aug 10th (Tue)
the sunrise is 6:07am-8:30pm and the tide times are H 3:21am 8'2" L 10:41am -0'9" H 4:35pm 7'4" L 10:49pm 1'5" .
Aug 11th (Wed)
the sunrise is 6:08am-8:28pm and the tide times are H 4:05am 8'0" L 11:14am -0'7" H 5:07pm 7'7" L 11:33pm 1'1" .
Aug 12th (Thu)
the sunrise is 6:10am-8:27pm and the tide times are H 4:52am 7'7" L 11:48am -0'3" H 5:39pm 7'9" .
Aug 13th (Fri)
the sunrise is 6:11am-8:25pm and the tide times are L 12:21am 0'10" H 5:44am 7'1" L 12:24pm 0'2" H 6:16pm 8'0" .
Aug 14th (Sat)
the sunrise is 6:12am-8:24pm and the tide times are L 1:14am 0'8" H 6:45am 6'5" L 1:06pm 0'10" H 6:57pm 8'1" .
Aug 15th (Sun)
the sunrise is 6:13am-8:22pm and the tide times are L 2:17am 0'6" H 7:58am 5'10" L 1:56pm 1'6" H 7:47pm 8'1" .
Aug 16th (Mon)
the sunrise is 6:15am-8:20pm and the tide times are L 3:29am 0'3" H 9:21am 5'6" L 2:58pm 2'1" H 8:47pm 8'0" .
Aug 17th (Tue)
the sunrise is 6:16am-8:19pm and the tide times are L 4:45am -0'0" H 10:43am 5'6" L 4:12pm 2'5" H 9:54pm 8'0" .
Aug 18th (Wed)
the sunrise is 6:17am-8:17pm and the tide times are L 5:57am -0'5" H 11:55am 5'10" L 5:29pm 2'6" H 11:02pm 8'1" .
Aug 19th (Thu)
the sunrise is 6:18am-8:15pm and the tide times are L 6:59am -0'10" H 12:55pm 6'4" L 6:38pm 2'3" .
Aug 20th (Fri)
the sunrise is 6:20am-8:14pm and the tide times are H 12:05am 8'3" L 7:53am -1'1" H 1:46pm 6'9" L 7:39pm 1'11" .
Aug 21st (Sat)
the sunrise is 6:21am-8:12pm and the tide times are H 1:03am 8'5" L 8:41am -1'2" H 2:32pm 7'1" L 8:33pm 1'7" .
Aug 22nd (Sun)
the sunrise is 6:22am-8:10pm and the tide times are H 1:56am 8'5" L 9:24am -1'2" H 3:13pm 7'4" L 9:23pm 1'3" .
Aug 23rd (Mon)
the sunrise is 6:24am-8:08pm and the tide times are H 2:45am 8'3" L 10:03am -0'11" H 3:51pm 7'6" L 10:10pm 1'0" .
Aug 24th (Tue)
the sunrise is 6:25am-8:06pm and the tide times are H 3:31am 8'0" L 10:39am -0'7" H 4:26pm 7'7" L 10:54pm 0'10" .
Aug 25th (Wed)
the sunrise is 6:26am-8:05pm and the tide times are H 4:16am 7'7" L 11:13am -0'2" H 4:58pm 7'7" L 11:37pm 0'9" .
Aug 26th (Thu)
the sunrise is 6:27am-8:03pm and the tide times are H 5:00am 7'1" L 11:45am 0'4" H 5:28pm 7'6" .
Aug 27th (Fri)
the sunrise is 6:29am-8:01pm and the tide times are L 12:20am 0'9" H 5:46am 6'7" L 12:17pm 0'11" H 5:58pm 7'5" .
Aug 28th (Sat)
the sunrise is 6:30am-7:59pm and the tide times are L 1:05am 0'9" H 6:38am 6'0" L 12:50pm 1'6" H 6:29pm 7'3" .
Aug 29th (Sun)
the sunrise is 6:31am-7:57pm and the tide times are L 1:55am 0'10" H 7:39am 5'6" L 1:31pm 2'1" H 7:07pm 7'1" .
Aug 30th (Mon)
the sunrise is 6:32am-7:55pm and the tide times are L 2:54am 0'10" H 8:51am 5'2" L 2:22pm 2'7" H 7:55pm 6'10" .
Aug 31st (Tue)
the sunrise is 6:34am-7:53pm and the tide times are L 4:02am 0'9" H 10:08am 5'2" L 3:30pm 2'11" H 8:56pm 6'9" .

Oregon Tides Map

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NOAA/NWS Forecast for Knappa

Last updated: June 23, 2026, 6:07 AM

Marine Forecast (PZZ210)

PZZ210-240015-
Columbia River Bar-
225 AM PDT Tue Jun 23 2026

.IN THE MAIN CHANNEL...

.GENERAL SEAS...4 to 5 ft through Wednesday afternoon.

.FIRST EBB...Ebb current of 2.68 kt at 1227 PM Tuesday. Seas 4 to
5 ft.

.SECOND EBB...Ebb current of 4.58 kt at 110 AM Wednesday. Seas 5
ft.

.THIRD EBB...Ebb current of 2.32 kt at 126 PM Wednesday. Seas 4
to 5 ft.

$$

Land Forecast (ORZ101)

TODAY: Partly sunny this morning, then clearing. Highs in the lower 80s. North wind 5 to 10 mph.

TONIGHT: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. West wind 5 to 10 mph.

WEDNESDAY: Mostly cloudy in the morning, then becoming partly sunny. Highs around 70. West wind 5 to 10 mph.

WEDNESDAY NIGHT: Mostly cloudy. Lows in the lower 50s. Northwest wind 5 to 10 mph.

THURSDAY: Cloudy. Highs in the mid 60s. Winds light.

THURSDAY NIGHT: Rain. Lows in the lower 50s. Chance of rain near 100 percent.

FRIDAY: Rain. Highs in the lower 60s. Chance of rain near 100 percent.

FRIDAY NIGHT: Mostly cloudy with a 50 percent chance of rain. Lows in the lower 50s.

SATURDAY: Rain with a slight chance of thunderstorms. Highs in the lower 60s. Chance of rain 90 percent.

SATURDAY NIGHT: Mostly cloudy with a 50 percent chance of rain. Lows in the lower 50s.

SUNDAY: Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of rain. Highs in the lower 60s.

SUNDAY NIGHT: Mostly cloudy with a 40 percent chance of rain. Lows in the lower 50s.

MONDAY: Cloudy in the morning, then becoming partly sunny. A 20 percent chance of rain. Highs in the lower 60s.

Last updated: June 23, 2026, 6:07 AM

ODFW

Oregon Department of Fish and Wildlife with current fishing regulations seasons bag size limits and area specific rules

Oregon State Parks

Oregon State Parks and beaches with coastal camping, reservations, beach access, and tidepooling opportunities

Columbia River Lower Section Boating Overview (Other)

Overview of lower Columbia River boating near Knappa including nearby access points, sloughs, and channels for fishing, small boat launches, and river exploration. Tidal influences and river flows are key for safe navigation and launches; good for planning trips with tide charts and awareness of currents in the Astoria/Knappa region. Check Oregon State Marine Board for updates on facilities and regulations.

Knappa Slough Columbia River Shore Access (Other)

Informal shore and slough access near Knappa on the lower Columbia River for small boats, kayaks, and fishing from shore or hand carry launches. Connects to main Columbia channels with opportunities for salmon fishing, crabbing, and tidal river travel. Strong tides and currents require caution for safe access and navigation; check Marine Board or local conditions for updates.

Lower Columbia River Boating Guide Oregon Marine Board (Other)

Oregon State Marine Board guide to the lower Columbia River including areas near Knappa and Knappa Slough with details on ramps, navigation, hazards, moorages, and facilities for recreational boating in the tidal lower river section. Useful for planning launches from nearby access points with notes on tides, currents, shoals, and safe travel in the Astoria vicinity.