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

Knappa Tide Chart for (Mon) December 1, 2025

Knappa tide chart for Monday, December 1, 2025
Knappa tides for Dec 1st, the sunrise is 7:36am-4:29pm and the tide times are L 4:18am 1'10" H 10:11am 9'1" L 5:35pm 0'4" H 11:16pm 6'11" .

Knappa Tide Chart for (Tue) December 2, 2025

Knappa tide chart for Tuesday, December 2, 2025
Knappa tides for Dec 2nd, the sunrise is 7:38am-4:29pm and the tide times are L 5:11am 2'2" H 10:53am 9'7" L 6:28pm -0'5" .

Knappa Tide Chart for (Wed) December 3, 2025

Knappa tide chart for Wednesday, December 3, 2025
Knappa tides for Dec 3rd, the sunrise is 7:39am-4:29pm and the tide times are H 12:18am 7'2" L 6:03am 2'5" H 11:36am 10'0" L 7:19pm -1'0" .

Knappa Tide Chart for (Thu) December 4, 2025

Knappa tide chart for Thursday, December 4, 2025
Knappa tides for Dec 4th, the sunrise is 7:40am-4:28pm and the tide times are H 1:15am 7'5" L 6:54am 2'8" H 12:21pm 10'2" L 8:10pm -1'4" .

Knappa Tide Chart for (Fri) December 5, 2025

Knappa tide chart for Friday, December 5, 2025
Knappa tides for Dec 5th, the sunrise is 7:41am-4:28pm and the tide times are H 2:09am 7'6" L 7:47am 2'10" H 1:08pm 10'2" L 9:00pm -1'5" .

Knappa Tide Chart for (Sat) December 6, 2025

Knappa tide chart for Saturday, December 6, 2025
Knappa tides for Dec 6th, the sunrise is 7:42am-4:28pm and the tide times are H 3:02am 7'7" L 8:39am 2'11" H 1:57pm 10'0" L 9:49pm -1'3" .

Knappa Tide Chart for (Sun) December 7, 2025

Knappa tide chart for Sunday, December 7, 2025
Knappa tides for Dec 7th, the sunrise is 7:43am-4:28pm and the tide times are H 3:54am 7'7" L 9:34am 3'0" H 2:48pm 9'7" L 10:38pm -0'11" .

Knappa Tide Chart for (Mon) December 8, 2025

Knappa tide chart for Monday, December 8, 2025
Knappa tides for Dec 8th, the sunrise is 7:44am-4:28pm and the tide times are H 4:45am 7'7" L 10:30am 3'0" H 3:41pm 9'0" L 11:27pm -0'5" .

Knappa Tide Chart for (Tue) December 9, 2025

Knappa tide chart for Tuesday, December 9, 2025
Knappa tides for Dec 9th, the sunrise is 7:45am-4:28pm and the tide times are H 5:36am 7'7" L 11:30am 3'0" H 4:37pm 8'4" .

Knappa Tide Chart for (Wed) December 10, 2025

Knappa tide chart for Wednesday, December 10, 2025
Knappa tides for Dec 10th, the sunrise is 7:46am-4:28pm and the tide times are L 12:16am 0'1" H 6:27am 7'8" L 12:35pm 2'11" H 5:40pm 7'7" .

Knappa Tide Chart for (Thu) December 11, 2025

Knappa tide chart for Thursday, December 11, 2025
Knappa tides for Dec 11th, the sunrise is 7:47am-4:28pm and the tide times are L 1:05am 0'8" H 7:18am 7'10" L 1:44pm 2'9" H 6:52pm 6'10" .

Knappa Tide Chart for (Fri) December 12, 2025

Knappa tide chart for Friday, December 12, 2025
Knappa tides for Dec 12th, the sunrise is 7:48am-4:28pm and the tide times are L 1:55am 1'3" H 8:07am 8'0" L 2:55pm 2'4" H 8:10pm 6'5" .

Knappa Tide Chart for (Sat) December 13, 2025

Knappa tide chart for Saturday, December 13, 2025
Knappa tides for Dec 13th, the sunrise is 7:48am-4:28pm and the tide times are L 2:47am 1'9" H 8:53am 8'3" L 4:02pm 1'10" H 9:25pm 6'3" .

Knappa Tide Chart for (Sun) December 14, 2025

Knappa tide chart for Sunday, December 14, 2025
Knappa tides for Dec 14th, the sunrise is 7:49am-4:28pm and the tide times are L 3:39am 2'3" H 9:36am 8'5" L 5:01pm 1'2" H 10:33pm 6'4" .

Knappa Tide Chart for (Mon) December 15, 2025

Knappa tide chart for Monday, December 15, 2025
Knappa tides for Dec 15th, the sunrise is 7:50am-4:28pm and the tide times are L 4:29am 2'8" H 10:16am 8'7" L 5:52pm 0'8" H 11:32pm 6'6" .

Knappa Tide Chart for (Tue) December 16, 2025

Knappa tide chart for Tuesday, December 16, 2025
Knappa tides for Dec 16th, the sunrise is 7:51am-4:29pm and the tide times are L 5:17am 2'11" H 10:53am 8'9" L 6:36pm 0'3" .

Knappa Tide Chart for (Wed) December 17, 2025

Knappa tide chart for Wednesday, December 17, 2025
Knappa tides for Dec 17th, the sunrise is 7:51am-4:29pm and the tide times are H 12:24am 6'9" L 6:03am 3'2" H 11:28am 8'9" L 7:18pm -0'0" .

Knappa Tide Chart for (Thu) December 18, 2025

Knappa tide chart for Thursday, December 18, 2025
Knappa tides for Dec 18th, the sunrise is 7:52am-4:29pm and the tide times are H 1:11am 7'0" L 6:47am 3'4" H 12:04pm 8'10" L 7:57pm -0'2" .

Knappa Tide Chart for (Fri) December 19, 2025

Knappa tide chart for Friday, December 19, 2025
Knappa tides for Dec 19th, the sunrise is 7:53am-4:30pm and the tide times are H 1:55am 7'2" L 7:29am 3'5" H 12:39pm 8'10" L 8:34pm -0'3" .

Knappa Tide Chart for (Sat) December 20, 2025

Knappa tide chart for Saturday, December 20, 2025
Knappa tides for Dec 20th, the sunrise is 7:53am-4:30pm and the tide times are H 2:36am 7'3" L 8:10am 3'6" H 1:15pm 8'10" L 9:09pm -0'3" .

Knappa Tide Chart for (Sun) December 21, 2025

Knappa tide chart for Sunday, December 21, 2025
Knappa tides for Dec 21st, the sunrise is 7:54am-4:31pm and the tide times are H 3:15am 7'3" L 8:50am 3'6" H 1:52pm 8'10" L 9:43pm -0'2" .

Knappa Tide Chart for (Mon) December 22, 2025

Knappa tide chart for Monday, December 22, 2025
Knappa tides for Dec 22nd, the sunrise is 7:54am-4:31pm and the tide times are H 3:52am 7'4" L 9:30am 3'5" H 2:30pm 8'9" L 10:16pm -0'1" .

Knappa Tide Chart for (Tue) December 23, 2025

Knappa tide chart for Tuesday, December 23, 2025
Knappa tides for Dec 23rd, the sunrise is 7:55am-4:32pm and the tide times are H 4:28am 7'5" L 10:10am 3'4" H 3:11pm 8'7" L 10:49pm 0'0" .

Knappa Tide Chart for (Wed) December 24, 2025

Knappa tide chart for Wednesday, December 24, 2025
Knappa tides for Dec 24th, the sunrise is 7:55am-4:32pm and the tide times are H 5:03am 7'6" L 10:55am 3'2" H 3:55pm 8'4" L 11:23pm 0'3" .

Knappa Tide Chart for (Thu) December 25, 2025

Knappa tide chart for Thursday, December 25, 2025
Knappa tides for Dec 25th, the sunrise is 7:55am-4:33pm and the tide times are H 5:39am 7'9" L 11:45am 3'0" H 4:46pm 7'10" .

Knappa Tide Chart for (Fri) December 26, 2025

Knappa tide chart for Friday, December 26, 2025
Knappa tides for Dec 26th, the sunrise is 7:56am-4:34pm and the tide times are L 12:00am 0'7" H 6:17am 8'0" L 12:44pm 2'8" H 5:48pm 7'3" .

Knappa Tide Chart for (Sat) December 27, 2025

Knappa tide chart for Saturday, December 27, 2025
Knappa tides for Dec 27th, the sunrise is 7:56am-4:34pm and the tide times are L 12:43am 1'1" H 6:58am 8'3" L 1:51pm 2'3" H 7:04pm 6'8" .

Knappa Tide Chart for (Sun) December 28, 2025

Knappa tide chart for Sunday, December 28, 2025
Knappa tides for Dec 28th, the sunrise is 7:56am-4:35pm and the tide times are L 1:32am 1'8" H 7:44am 8'8" L 3:02pm 1'8" H 8:31pm 6'3" .

Knappa Tide Chart for (Mon) December 29, 2025

Knappa tide chart for Monday, December 29, 2025
Knappa tides for Dec 29th, the sunrise is 7:56am-4:36pm and the tide times are L 2:28am 2'2" H 8:33am 9'0" L 4:12pm 0'11" H 9:54pm 6'4" .

Knappa Tide Chart for (Tue) December 30, 2025

Knappa tide chart for Tuesday, December 30, 2025
Knappa tides for Dec 30th, the sunrise is 7:56am-4:37pm and the tide times are L 3:30am 2'8" H 9:24am 9'4" L 5:16pm 0'2" H 11:08pm 6'7" .

Knappa Tide Chart for (Wed) December 31, 2025

Knappa tide chart for Wednesday, December 31, 2025
Knappa tides for Dec 31st, the sunrise is 7:56am-4:38pm and the tide times are L 4:35am 3'0" H 10:17am 9'8" L 6:16pm -0'4" .

Knappa Tide Calendar | December 2025

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

Restricted days available with membership — details below


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

Knappa Textual Tide Table for December 2025


Dec 1st (Mon)
the sunrise is 7:36am-4:29pm and the tide times are L 4:18am 1'10" H 10:11am 9'1" L 5:35pm 0'4" H 11:16pm 6'11" .
Dec 2nd (Tue)
the sunrise is 7:38am-4:29pm and the tide times are L 5:11am 2'2" H 10:53am 9'7" L 6:28pm -0'5" .
Dec 3rd (Wed)
the sunrise is 7:39am-4:29pm and the tide times are H 12:18am 7'2" L 6:03am 2'5" H 11:36am 10'0" L 7:19pm -1'0" .
Dec 4th (Thu)
the sunrise is 7:40am-4:28pm and the tide times are H 1:15am 7'5" L 6:54am 2'8" H 12:21pm 10'2" L 8:10pm -1'4" .
Dec 5th (Fri)
the sunrise is 7:41am-4:28pm and the tide times are H 2:09am 7'6" L 7:47am 2'10" H 1:08pm 10'2" L 9:00pm -1'5" .
Dec 6th (Sat)
the sunrise is 7:42am-4:28pm and the tide times are H 3:02am 7'7" L 8:39am 2'11" H 1:57pm 10'0" L 9:49pm -1'3" .
Dec 7th (Sun)
the sunrise is 7:43am-4:28pm and the tide times are H 3:54am 7'7" L 9:34am 3'0" H 2:48pm 9'7" L 10:38pm -0'11" .
Dec 8th (Mon)
the sunrise is 7:44am-4:28pm and the tide times are H 4:45am 7'7" L 10:30am 3'0" H 3:41pm 9'0" L 11:27pm -0'5" .
Dec 9th (Tue)
the sunrise is 7:45am-4:28pm and the tide times are H 5:36am 7'7" L 11:30am 3'0" H 4:37pm 8'4" .
Dec 10th (Wed)
the sunrise is 7:46am-4:28pm and the tide times are L 12:16am 0'1" H 6:27am 7'8" L 12:35pm 2'11" H 5:40pm 7'7" .
Dec 11th (Thu)
the sunrise is 7:47am-4:28pm and the tide times are L 1:05am 0'8" H 7:18am 7'10" L 1:44pm 2'9" H 6:52pm 6'10" .
Dec 12th (Fri)
the sunrise is 7:48am-4:28pm and the tide times are L 1:55am 1'3" H 8:07am 8'0" L 2:55pm 2'4" H 8:10pm 6'5" .
Dec 13th (Sat)
the sunrise is 7:48am-4:28pm and the tide times are L 2:47am 1'9" H 8:53am 8'3" L 4:02pm 1'10" H 9:25pm 6'3" .
Dec 14th (Sun)
the sunrise is 7:49am-4:28pm and the tide times are L 3:39am 2'3" H 9:36am 8'5" L 5:01pm 1'2" H 10:33pm 6'4" .
Dec 15th (Mon)
the sunrise is 7:50am-4:28pm and the tide times are L 4:29am 2'8" H 10:16am 8'7" L 5:52pm 0'8" H 11:32pm 6'6" .
Dec 16th (Tue)
the sunrise is 7:51am-4:29pm and the tide times are L 5:17am 2'11" H 10:53am 8'9" L 6:36pm 0'3" .
Dec 17th (Wed)
the sunrise is 7:51am-4:29pm and the tide times are H 12:24am 6'9" L 6:03am 3'2" H 11:28am 8'9" L 7:18pm -0'0" .
Dec 18th (Thu)
the sunrise is 7:52am-4:29pm and the tide times are H 1:11am 7'0" L 6:47am 3'4" H 12:04pm 8'10" L 7:57pm -0'2" .
Dec 19th (Fri)
the sunrise is 7:53am-4:30pm and the tide times are H 1:55am 7'2" L 7:29am 3'5" H 12:39pm 8'10" L 8:34pm -0'3" .
Dec 20th (Sat)
the sunrise is 7:53am-4:30pm and the tide times are H 2:36am 7'3" L 8:10am 3'6" H 1:15pm 8'10" L 9:09pm -0'3" .
Dec 21st (Sun)
the sunrise is 7:54am-4:31pm and the tide times are H 3:15am 7'3" L 8:50am 3'6" H 1:52pm 8'10" L 9:43pm -0'2" .
Dec 22nd (Mon)
the sunrise is 7:54am-4:31pm and the tide times are H 3:52am 7'4" L 9:30am 3'5" H 2:30pm 8'9" L 10:16pm -0'1" .
Dec 23rd (Tue)
the sunrise is 7:55am-4:32pm and the tide times are H 4:28am 7'5" L 10:10am 3'4" H 3:11pm 8'7" L 10:49pm 0'0" .
Dec 24th (Wed)
the sunrise is 7:55am-4:32pm and the tide times are H 5:03am 7'6" L 10:55am 3'2" H 3:55pm 8'4" L 11:23pm 0'3" .
Dec 25th (Thu)
the sunrise is 7:55am-4:33pm and the tide times are H 5:39am 7'9" L 11:45am 3'0" H 4:46pm 7'10" .
Dec 26th (Fri)
the sunrise is 7:56am-4:34pm and the tide times are L 12:00am 0'7" H 6:17am 8'0" L 12:44pm 2'8" H 5:48pm 7'3" .
Dec 27th (Sat)
the sunrise is 7:56am-4:34pm and the tide times are L 12:43am 1'1" H 6:58am 8'3" L 1:51pm 2'3" H 7:04pm 6'8" .
Dec 28th (Sun)
the sunrise is 7:56am-4:35pm and the tide times are L 1:32am 1'8" H 7:44am 8'8" L 3:02pm 1'8" H 8:31pm 6'3" .
Dec 29th (Mon)
the sunrise is 7:56am-4:36pm and the tide times are L 2:28am 2'2" H 8:33am 9'0" L 4:12pm 0'11" H 9:54pm 6'4" .
Dec 30th (Tue)
the sunrise is 7:56am-4:37pm and the tide times are L 3:30am 2'8" H 9:24am 9'4" L 5:16pm 0'2" H 11:08pm 6'7" .
Dec 31st (Wed)
the sunrise is 7:56am-4:38pm and the tide times are L 4:35am 3'0" H 10:17am 9'8" L 6:16pm -0'4" .

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 4, 2026, 12:07 PM

Marine Forecast (PZZ210)

PZZ210-050830-
Columbia River Bar-
128 AM PDT Thu Jun 4 2026

.IN THE MAIN CHANNEL...

.GENERAL SEAS...5 to 6 ft building to 7 ft Friday morning.

.FIRST EBB...Ebb current of 5.1 kt at 731 AM Thursday. Seas 5 to 6
ft.

.SECOND EBB...Ebb current of 2.48 kt at 824 PM Thursday. Seas 5
ft.

.THIRD EBB...Ebb current of 4.79 kt at 810 AM Friday. Seas 7 ft.

$$

Land Forecast (ORZ101)

THIS AFTERNOON: Mostly sunny. Highs in the lower 60s. West wind 5 to 10 mph.

TONIGHT: Partly cloudy in the evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 40s. West wind 5 to 10 mph, becoming light after midnight. Chance of rain 50 percent.

FRIDAY: Rain likely, mainly in the morning. Highs in the upper 50s. Southwest wind 5 to 10 mph. Chance of rain 70 percent. Rainfall amounts less than a tenth of an inch.

FRIDAY NIGHT: A chance of rain in the evening, then rain with a slight chance of thunderstorms after midnight. Lows in the mid 40s. Southwest wind 5 to 10 mph. Chance of rain near 100 percent.

SATURDAY: A slight chance of thunderstorms. Showers. Highs in the upper 50s. Southwest wind 5 to 10 mph. Chance of rain near 100 percent.

SATURDAY NIGHT: Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

SUNDAY: Partly sunny. Highs in the lower 60s.

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

MONDAY: Rain likely with a slight chance of thunderstorms. Highs in the lower 60s. Chance of rain 70 percent.

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

TUESDAY: Mostly cloudy in the morning, then becoming partly sunny. Rain likely. Highs in the lower 60s. Chance of rain 70 percent.

TUESDAY NIGHT: Mostly cloudy with a 50 percent chance of rain. Lows around 50.

WEDNESDAY: Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of rain. Highs in the lower 60s.

Last updated: June 4, 2026, 12:07 PM

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.