Knappa Tides May 2025 | Tide Charts & Tables | Columbia River, OR

Knappa Tide Chart for (Thu) May 1, 2025

Knappa tide chart for Thursday, May 1, 2025
Knappa tides for May 1st, the sunrise is 6:00am-8:23pm and the tide times are H 4:28am 9'1" L 12:19pm -0'11" H 6:26pm 6'9" .

Knappa Tide Chart for (Fri) May 2, 2025

Knappa tide chart for Friday, May 2, 2025
Knappa tides for May 2nd, the sunrise is 5:58am-8:24pm and the tide times are L 12:04am 2'9" H 5:18am 8'6" L 1:15pm -0'5" H 7:27pm 6'7" .

Knappa Tide Chart for (Sat) May 3, 2025

Knappa tide chart for Saturday, May 3, 2025
Knappa tides for May 3rd, the sunrise is 5:57am-8:26pm and the tide times are L 1:06am 2'11" H 6:16am 7'9" L 2:16pm 0'0" H 8:31pm 6'7" .

Knappa Tide Chart for (Sun) May 4, 2025

Knappa tide chart for Sunday, May 4, 2025
Knappa tides for May 4th, the sunrise is 5:55am-8:27pm and the tide times are L 2:18am 3'0" H 7:28am 7'1" L 3:19pm 0'5" H 9:33pm 6'9" .

Knappa Tide Chart for (Mon) May 5, 2025

Knappa tide chart for Monday, May 5, 2025
Knappa tides for May 5th, the sunrise is 5:54am-8:28pm and the tide times are L 3:37am 2'10" H 8:50am 6'8" L 4:21pm 0'8" H 10:28pm 7'1" .

Knappa Tide Chart for (Tue) May 6, 2025

Knappa tide chart for Tuesday, May 6, 2025
Knappa tides for May 6th, the sunrise is 5:52am-8:29pm and the tide times are L 4:52am 2'4" H 10:08am 6'6" L 5:16pm 0'11" H 11:14pm 7'6" .

Knappa Tide Chart for (Wed) May 7, 2025

Knappa tide chart for Wednesday, May 7, 2025
Knappa tides for May 7th, the sunrise is 5:51am-8:31pm and the tide times are L 5:55am 1'9" H 11:16am 6'6" L 6:03pm 1'1" H 11:54pm 7'10" .

Knappa Tide Chart for (Thu) May 8, 2025

Knappa tide chart for Thursday, May 8, 2025
Knappa tides for May 8th, the sunrise is 5:50am-8:32pm and the tide times are L 6:48am 1'1" H 12:14pm 6'7" L 6:45pm 1'4" .

Knappa Tide Chart for (Fri) May 9, 2025

Knappa tide chart for Friday, May 9, 2025
Knappa tides for May 9th, the sunrise is 5:48am-8:33pm and the tide times are H 12:28am 8'1" L 7:33am 0'6" H 1:04pm 6'9" L 7:22pm 1'7" .

Knappa Tide Chart for (Sat) May 10, 2025

Knappa tide chart for Saturday, May 10, 2025
Knappa tides for May 10th, the sunrise is 5:47am-8:34pm and the tide times are H 12:59am 8'3" L 8:14am 0'1" H 1:51pm 6'10" L 7:58pm 1'11" .

Knappa Tide Chart for (Sun) May 11, 2025

Knappa tide chart for Sunday, May 11, 2025
Knappa tides for May 11th, the sunrise is 5:46am-8:36pm and the tide times are H 1:27am 8'5" L 8:52am -0'2" H 2:35pm 6'10" L 8:32pm 2'2" .

Knappa Tide Chart for (Mon) May 12, 2025

Knappa tide chart for Monday, May 12, 2025
Knappa tides for May 12th, the sunrise is 5:44am-8:37pm and the tide times are H 1:54am 8'5" L 9:27am -0'5" H 3:18pm 6'10" L 9:06pm 2'6" .

Knappa Tide Chart for (Tue) May 13, 2025

Knappa tide chart for Tuesday, May 13, 2025
Knappa tides for May 13th, the sunrise is 5:43am-8:38pm and the tide times are H 2:21am 8'5" L 10:02am -0'6" H 3:59pm 6'9" L 9:40pm 2'9" .

Knappa Tide Chart for (Wed) May 14, 2025

Knappa tide chart for Wednesday, May 14, 2025
Knappa tides for May 14th, the sunrise is 5:42am-8:39pm and the tide times are H 2:49am 8'5" L 10:36am -0'5" H 4:41pm 6'8" L 10:15pm 2'11" .

Knappa Tide Chart for (Thu) May 15, 2025

Knappa tide chart for Thursday, May 15, 2025
Knappa tides for May 15th, the sunrise is 5:41am-8:41pm and the tide times are H 3:20am 8'4" L 11:10am -0'5" H 5:22pm 6'6" L 10:51pm 3'0" .

Knappa Tide Chart for (Fri) May 16, 2025

Knappa tide chart for Friday, May 16, 2025
Knappa tides for May 16th, the sunrise is 5:39am-8:42pm and the tide times are H 3:56am 8'3" L 11:46am -0'3" H 6:06pm 6'5" L 11:32pm 3'1" .

Knappa Tide Chart for (Sat) May 17, 2025

Knappa tide chart for Saturday, May 17, 2025
Knappa tides for May 17th, the sunrise is 5:38am-8:43pm and the tide times are H 4:36am 8'1" L 12:27pm -0'1" H 6:54pm 6'4" .

Knappa Tide Chart for (Sun) May 18, 2025

Knappa tide chart for Sunday, May 18, 2025
Knappa tides for May 18th, the sunrise is 5:37am-8:44pm and the tide times are L 12:20am 3'2" H 5:24am 7'10" L 1:13pm 0'0" H 7:44pm 6'5" .

Knappa Tide Chart for (Mon) May 19, 2025

Knappa tide chart for Monday, May 19, 2025
Knappa tides for May 19th, the sunrise is 5:36am-8:45pm and the tide times are L 1:21am 3'2" H 6:22am 7'5" L 2:06pm 0'3" H 8:37pm 6'8" .

Knappa Tide Chart for (Tue) May 20, 2025

Knappa tide chart for Tuesday, May 20, 2025
Knappa tides for May 20th, the sunrise is 5:35am-8:46pm and the tide times are L 2:33am 2'11" H 7:35am 6'11" L 3:03pm 0'6" H 9:27pm 7'0" .

Knappa Tide Chart for (Wed) May 21, 2025

Knappa tide chart for Wednesday, May 21, 2025
Knappa tides for May 21st, the sunrise is 5:34am-8:47pm and the tide times are L 3:49am 2'5" H 9:00am 6'7" L 4:02pm 0'9" H 10:14pm 7'7" .

Knappa Tide Chart for (Thu) May 22, 2025

Knappa tide chart for Thursday, May 22, 2025
Knappa tides for May 22nd, the sunrise is 5:33am-8:49pm and the tide times are L 5:00am 1'8" H 10:22am 6'7" L 4:58pm 1'0" H 10:58pm 8'2" .

Knappa Tide Chart for (Fri) May 23, 2025

Knappa tide chart for Friday, May 23, 2025
Knappa tides for May 23rd, the sunrise is 5:32am-8:50pm and the tide times are L 6:03am 0'9" H 11:35am 6'8" L 5:51pm 1'4" H 11:40pm 8'9" .

Knappa Tide Chart for (Sat) May 24, 2025

Knappa tide chart for Saturday, May 24, 2025
Knappa tides for May 24th, the sunrise is 5:31am-8:51pm and the tide times are L 7:00am -0'1" H 12:40pm 6'10" L 6:42pm 1'8" .

Knappa Tide Chart for (Sun) May 25, 2025

Knappa tide chart for Sunday, May 25, 2025
Knappa tides for May 25th, the sunrise is 5:31am-8:52pm and the tide times are H 12:22am 9'3" L 7:53am -0'10" H 1:41pm 7'0" L 7:32pm 1'11" .

Knappa Tide Chart for (Mon) May 26, 2025

Knappa tide chart for Monday, May 26, 2025
Knappa tides for May 26th, the sunrise is 5:30am-8:53pm and the tide times are H 1:05am 9'6" L 8:44am -1'4" H 2:39pm 7'1" L 8:23pm 2'2" .

Knappa Tide Chart for (Tue) May 27, 2025

Knappa tide chart for Tuesday, May 27, 2025
Knappa tides for May 27th, the sunrise is 5:29am-8:54pm and the tide times are H 1:49am 9'8" L 9:35am -1'7" H 3:34pm 7'2" L 9:14pm 2'5" .

Knappa Tide Chart for (Wed) May 28, 2025

Knappa tide chart for Wednesday, May 28, 2025
Knappa tides for May 28th, the sunrise is 5:28am-8:55pm and the tide times are H 2:35am 9'6" L 10:25am -1'7" H 4:27pm 7'1" L 10:07pm 2'7" .

Knappa Tide Chart for (Thu) May 29, 2025

Knappa tide chart for Thursday, May 29, 2025
Knappa tides for May 29th, the sunrise is 5:28am-8:56pm and the tide times are H 3:22am 9'3" L 11:15am -1'4" H 5:20pm 7'1" L 11:01pm 2'8" .

Knappa Tide Chart for (Fri) May 30, 2025

Knappa tide chart for Friday, May 30, 2025
Knappa tides for May 30th, the sunrise is 5:27am-8:57pm and the tide times are H 4:13am 8'9" L 12:04pm -1'0" H 6:12pm 7'0" L 11:57pm 2'9" .

Knappa Tide Chart for (Sat) May 31, 2025

Knappa tide chart for Saturday, May 31, 2025
Knappa tides for May 31st, the sunrise is 5:26am-8:57pm and the tide times are H 5:05am 8'2" L 12:54pm -0'6" H 7:05pm 7'0" .

Knappa Tide Calendar | May 2025

Sun Mon Tue Wed Thu Fri Sat
 
Knappa tide chart for Thursday, May 1, 2025
Knappa tide chart for Friday, May 2, 2025
Knappa tide chart for Saturday, May 3, 2025
Knappa tide chart for Sunday, May 4, 2025
Knappa tide chart for Monday, May 5, 2025
Knappa tide chart for Tuesday, May 6, 2025
Knappa tide chart for Wednesday, May 7, 2025
Knappa tide chart for Thursday, May 8, 2025
Knappa tide chart for Friday, May 9, 2025
Knappa tide chart for Saturday, May 10, 2025
Knappa tide chart for Sunday, May 11, 2025
Knappa tide chart for Monday, May 12, 2025
Knappa tide chart for Tuesday, May 13, 2025
Knappa tide chart for Wednesday, May 14, 2025
Knappa tide chart for Thursday, May 15, 2025
Knappa tide chart for Friday, May 16, 2025
Knappa tide chart for Saturday, May 17, 2025
Knappa tide chart for Sunday, May 18, 2025
Knappa tide chart for Monday, May 19, 2025
Knappa tide chart for Tuesday, May 20, 2025
Knappa tide chart for Wednesday, May 21, 2025
Knappa tide chart for Thursday, May 22, 2025
Knappa tide chart for Friday, May 23, 2025
Knappa tide chart for Saturday, May 24, 2025
Knappa tide chart for Sunday, May 25, 2025
Knappa tide chart for Monday, May 26, 2025
Knappa tide chart for Tuesday, May 27, 2025
Knappa tide chart for Wednesday, May 28, 2025
Knappa tide chart for Thursday, May 29, 2025
Knappa tide chart for Friday, May 30, 2025
Knappa tide chart for Saturday, May 31, 2025

Restricted days available with membership — details below


Knappa Tide Table for May 2025

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

Knappa Textual Tide Table for May 2025


May 1st (Thu)
the sunrise is 6:00am-8:23pm and the tide times are H 4:28am 9'1" L 12:19pm -0'11" H 6:26pm 6'9" .
May 2nd (Fri)
the sunrise is 5:58am-8:24pm and the tide times are L 12:04am 2'9" H 5:18am 8'6" L 1:15pm -0'5" H 7:27pm 6'7" .
May 3rd (Sat)
the sunrise is 5:57am-8:26pm and the tide times are L 1:06am 2'11" H 6:16am 7'9" L 2:16pm 0'0" H 8:31pm 6'7" .
May 4th (Sun)
the sunrise is 5:55am-8:27pm and the tide times are L 2:18am 3'0" H 7:28am 7'1" L 3:19pm 0'5" H 9:33pm 6'9" .
May 5th (Mon)
the sunrise is 5:54am-8:28pm and the tide times are L 3:37am 2'10" H 8:50am 6'8" L 4:21pm 0'8" H 10:28pm 7'1" .
May 6th (Tue)
the sunrise is 5:52am-8:29pm and the tide times are L 4:52am 2'4" H 10:08am 6'6" L 5:16pm 0'11" H 11:14pm 7'6" .
May 7th (Wed)
the sunrise is 5:51am-8:31pm and the tide times are L 5:55am 1'9" H 11:16am 6'6" L 6:03pm 1'1" H 11:54pm 7'10" .
May 8th (Thu)
the sunrise is 5:50am-8:32pm and the tide times are L 6:48am 1'1" H 12:14pm 6'7" L 6:45pm 1'4" .
May 9th (Fri)
the sunrise is 5:48am-8:33pm and the tide times are H 12:28am 8'1" L 7:33am 0'6" H 1:04pm 6'9" L 7:22pm 1'7" .
May 10th (Sat)
the sunrise is 5:47am-8:34pm and the tide times are H 12:59am 8'3" L 8:14am 0'1" H 1:51pm 6'10" L 7:58pm 1'11" .
May 11th (Sun)
the sunrise is 5:46am-8:36pm and the tide times are H 1:27am 8'5" L 8:52am -0'2" H 2:35pm 6'10" L 8:32pm 2'2" .
May 12th (Mon)
the sunrise is 5:44am-8:37pm and the tide times are H 1:54am 8'5" L 9:27am -0'5" H 3:18pm 6'10" L 9:06pm 2'6" .
May 13th (Tue)
the sunrise is 5:43am-8:38pm and the tide times are H 2:21am 8'5" L 10:02am -0'6" H 3:59pm 6'9" L 9:40pm 2'9" .
May 14th (Wed)
the sunrise is 5:42am-8:39pm and the tide times are H 2:49am 8'5" L 10:36am -0'5" H 4:41pm 6'8" L 10:15pm 2'11" .
May 15th (Thu)
the sunrise is 5:41am-8:41pm and the tide times are H 3:20am 8'4" L 11:10am -0'5" H 5:22pm 6'6" L 10:51pm 3'0" .
May 16th (Fri)
the sunrise is 5:39am-8:42pm and the tide times are H 3:56am 8'3" L 11:46am -0'3" H 6:06pm 6'5" L 11:32pm 3'1" .
May 17th (Sat)
the sunrise is 5:38am-8:43pm and the tide times are H 4:36am 8'1" L 12:27pm -0'1" H 6:54pm 6'4" .
May 18th (Sun)
the sunrise is 5:37am-8:44pm and the tide times are L 12:20am 3'2" H 5:24am 7'10" L 1:13pm 0'0" H 7:44pm 6'5" .
May 19th (Mon)
the sunrise is 5:36am-8:45pm and the tide times are L 1:21am 3'2" H 6:22am 7'5" L 2:06pm 0'3" H 8:37pm 6'8" .
May 20th (Tue)
the sunrise is 5:35am-8:46pm and the tide times are L 2:33am 2'11" H 7:35am 6'11" L 3:03pm 0'6" H 9:27pm 7'0" .
May 21st (Wed)
the sunrise is 5:34am-8:47pm and the tide times are L 3:49am 2'5" H 9:00am 6'7" L 4:02pm 0'9" H 10:14pm 7'7" .
May 22nd (Thu)
the sunrise is 5:33am-8:49pm and the tide times are L 5:00am 1'8" H 10:22am 6'7" L 4:58pm 1'0" H 10:58pm 8'2" .
May 23rd (Fri)
the sunrise is 5:32am-8:50pm and the tide times are L 6:03am 0'9" H 11:35am 6'8" L 5:51pm 1'4" H 11:40pm 8'9" .
May 24th (Sat)
the sunrise is 5:31am-8:51pm and the tide times are L 7:00am -0'1" H 12:40pm 6'10" L 6:42pm 1'8" .
May 25th (Sun)
the sunrise is 5:31am-8:52pm and the tide times are H 12:22am 9'3" L 7:53am -0'10" H 1:41pm 7'0" L 7:32pm 1'11" .
May 26th (Mon)
the sunrise is 5:30am-8:53pm and the tide times are H 1:05am 9'6" L 8:44am -1'4" H 2:39pm 7'1" L 8:23pm 2'2" .
May 27th (Tue)
the sunrise is 5:29am-8:54pm and the tide times are H 1:49am 9'8" L 9:35am -1'7" H 3:34pm 7'2" L 9:14pm 2'5" .
May 28th (Wed)
the sunrise is 5:28am-8:55pm and the tide times are H 2:35am 9'6" L 10:25am -1'7" H 4:27pm 7'1" L 10:07pm 2'7" .
May 29th (Thu)
the sunrise is 5:28am-8:56pm and the tide times are H 3:22am 9'3" L 11:15am -1'4" H 5:20pm 7'1" L 11:01pm 2'8" .
May 30th (Fri)
the sunrise is 5:27am-8:57pm and the tide times are H 4:13am 8'9" L 12:04pm -1'0" H 6:12pm 7'0" L 11:57pm 2'9" .
May 31st (Sat)
the sunrise is 5:26am-8:57pm and the tide times are H 5:05am 8'2" L 12:54pm -0'6" H 7:05pm 7'0" .

Oregon Tides Map

Tides map. Large blue pin with white center = this station. Small blue pin = other tide stations. Red pins = tidepools covered by this tide station.

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NOAA/NWS Forecast for Knappa

Last updated: June 6, 2026, 6:06 AM

Marine Forecast (PZZ210)

PZZ210-070800-
Columbia River Bar-
1257 AM PDT Sat Jun 6 2026

.IN THE MAIN CHANNEL...

.GENERAL SEAS...6 to 7 ft subsiding to 5 ft Sunday morning.

.FIRST EBB...Ebb current of 4.4 kt at 855 AM Saturday. Seas 6 to 7
ft.

.SECOND EBB...Ebb current of 2.81 kt at 1003 PM Saturday. Seas 6
ft.

.THIRD EBB...Ebb current of 3.96 kt at 946 AM Sunday. Seas 5 ft.

$$

Land Forecast (ORZ101)

TODAY: A chance of thunderstorms. Showers. Highs in the upper 50s. Southwest wind 5 to 10 mph. Chance of rain 90 percent. Rainfall amounts a tenth to a quarter of an inch, except higher amounts possible in thunderstorms.

TONIGHT: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. West wind 5 to 10 mph.

SUNDAY: Mostly cloudy. Highs around 60. Winds light.

SUNDAY NIGHT: Cloudy with a 50 percent chance of rain. Lows in the upper 40s. Winds light.

MONDAY: Rain. Highs in the lower 60s. South wind 5 to 10 mph. Chance of rain 80 percent.

MONDAY NIGHT: Rain likely. Lows around 50. Chance of rain 70 percent.

TUESDAY: Rain likely with a slight chance of thunderstorms. Highs around 60. Chance of rain 70 percent.

TUESDAY NIGHT: Rain likely. Lows in the upper 40s. Chance of rain 70 percent.

WEDNESDAY: Partly sunny with a 50 percent chance of rain. Highs in the lower 60s.

WEDNESDAY NIGHT: Partly cloudy with a 20 percent chance of rain. Lows around 50.

THURSDAY: Mostly sunny. Highs in the mid 60s.

THURSDAY NIGHT: Mostly clear. Lows around 50.

FRIDAY: Mostly sunny. Highs in the lower 70s.

Last updated: June 6, 2026, 6:06 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.