Knapp Landing Tides September 2025 | Tide Charts & Tables | Columbia River, WA

Knapp Landing Tide Chart for (Mon) September 1, 2025

Knapp Landing tide chart for Monday, September 1, 2025
Knapp Landing tides for Sep 1st, the sunrise is 6:32am-7:48pm and the tide times are L 9:32am 0'11" H 2:17pm 5'2" L 8:52pm 3'8" .

Knapp Landing Tide Chart for (Tue) September 2, 2025

Knapp Landing tide chart for Tuesday, September 2, 2025
Knapp Landing tides for Sep 2nd, the sunrise is 6:33am-7:46pm and the tide times are H 12:42am 6'11" L 10:45am 0'7" H 3:24pm 5'6" L 10:15pm 3'8" .

Knapp Landing Tide Chart for (Wed) September 3, 2025

Knapp Landing tide chart for Wednesday, September 3, 2025
Knapp Landing tides for Sep 3rd, the sunrise is 6:35am-7:44pm and the tide times are H 1:59am 7'0" L 11:46am 0'2" H 4:17pm 6'0" L 11:26pm 3'4" .

Knapp Landing Tide Chart for (Thu) September 4, 2025

Knapp Landing tide chart for Thursday, September 4, 2025
Knapp Landing tides for Sep 4th, the sunrise is 6:36am-7:42pm and the tide times are H 3:08am 7'4" L 12:35pm -0'2" H 4:59pm 6'5" .

Knapp Landing Tide Chart for (Fri) September 5, 2025

Knapp Landing tide chart for Friday, September 5, 2025
Knapp Landing tides for Sep 5th, the sunrise is 6:37am-7:40pm and the tide times are L 12:23am 2'9" H 4:07am 7'9" L 1:17pm -0'6" H 5:37pm 6'11" .

Knapp Landing Tide Chart for (Sat) September 6, 2025

Knapp Landing tide chart for Saturday, September 6, 2025
Knapp Landing tides for Sep 6th, the sunrise is 6:38am-7:38pm and the tide times are L 1:13am 2'2" H 4:59am 8'1" L 1:54pm -0'9" H 6:10pm 7'5" .

Knapp Landing Tide Chart for (Sun) September 7, 2025

Knapp Landing tide chart for Sunday, September 7, 2025
Knapp Landing tides for Sep 7th, the sunrise is 6:39am-7:36pm and the tide times are L 1:59am 1'5" H 5:48am 8'4" L 2:30pm -0'9" H 6:42pm 7'10" .

Knapp Landing Tide Chart for (Mon) September 8, 2025

Knapp Landing tide chart for Monday, September 8, 2025
Knapp Landing tides for Sep 8th, the sunrise is 6:41am-7:34pm and the tide times are L 2:43am 0'9" H 6:35am 8'4" L 3:04pm -0'6" H 7:13pm 8'3" .

Knapp Landing Tide Chart for (Tue) September 9, 2025

Knapp Landing tide chart for Tuesday, September 9, 2025
Knapp Landing tides for Sep 9th, the sunrise is 6:42am-7:33pm and the tide times are L 3:27am 0'1" H 7:24am 8'2" L 3:38pm -0'2" H 7:45pm 8'8" .

Knapp Landing Tide Chart for (Wed) September 10, 2025

Knapp Landing tide chart for Wednesday, September 10, 2025
Knapp Landing tides for Sep 10th, the sunrise is 6:43am-7:31pm and the tide times are L 4:11am -0'4" H 8:13am 7'10" L 4:13pm 0'4" H 8:17pm 8'11" .

Knapp Landing Tide Chart for (Thu) September 11, 2025

Knapp Landing tide chart for Thursday, September 11, 2025
Knapp Landing tides for Sep 11th, the sunrise is 6:44am-7:29pm and the tide times are L 4:57am -0'8" H 9:05am 7'3" L 4:51pm 0'11" H 8:52pm 9'0" .

Knapp Landing Tide Chart for (Fri) September 12, 2025

Knapp Landing tide chart for Friday, September 12, 2025
Knapp Landing tides for Sep 12th, the sunrise is 6:46am-7:27pm and the tide times are L 5:48am -0'8" H 10:03am 6'8" L 5:31pm 1'8" H 9:32pm 8'10" .

Knapp Landing Tide Chart for (Sat) September 13, 2025

Knapp Landing tide chart for Saturday, September 13, 2025
Knapp Landing tides for Sep 13th, the sunrise is 6:47am-7:25pm and the tide times are L 6:44am -0'6" H 11:09am 6'0" L 6:20pm 2'5" H 10:20pm 8'6" .

Knapp Landing Tide Chart for (Sun) September 14, 2025

Knapp Landing tide chart for Sunday, September 14, 2025
Knapp Landing tides for Sep 14th, the sunrise is 6:48am-7:23pm and the tide times are L 7:52am -0'3" H 12:27pm 5'8" L 7:22pm 3'0" H 11:22pm 8'0" .

Knapp Landing Tide Chart for (Mon) September 15, 2025

Knapp Landing tide chart for Monday, September 15, 2025
Knapp Landing tides for Sep 15th, the sunrise is 6:49am-7:21pm and the tide times are L 9:11am -0'0" H 1:50pm 5'8" L 8:45pm 3'4" .

Knapp Landing Tide Chart for (Tue) September 16, 2025

Knapp Landing tide chart for Tuesday, September 16, 2025
Knapp Landing tides for Sep 16th, the sunrise is 6:51am-7:19pm and the tide times are H 12:42am 7'7" L 10:30am -0'1" H 3:04pm 6'0" L 10:13pm 3'3" .

Knapp Landing Tide Chart for (Wed) September 17, 2025

Knapp Landing tide chart for Wednesday, September 17, 2025
Knapp Landing tides for Sep 17th, the sunrise is 6:52am-7:17pm and the tide times are H 2:07am 7'5" L 11:37am -0'3" H 4:02pm 6'7" L 11:29pm 2'8" .

Knapp Landing Tide Chart for (Thu) September 18, 2025

Knapp Landing tide chart for Thursday, September 18, 2025
Knapp Landing tides for Sep 18th, the sunrise is 6:53am-7:15pm and the tide times are H 3:21am 7'7" L 12:31pm -0'5" H 4:49pm 7'1" .

Knapp Landing Tide Chart for (Fri) September 19, 2025

Knapp Landing tide chart for Friday, September 19, 2025
Knapp Landing tides for Sep 19th, the sunrise is 6:54am-7:13pm and the tide times are L 12:30am 2'0" H 4:22am 7'9" L 1:15pm -0'6" H 5:28pm 7'7" .

Knapp Landing Tide Chart for (Sat) September 20, 2025

Knapp Landing tide chart for Saturday, September 20, 2025
Knapp Landing tides for Sep 20th, the sunrise is 6:56am-7:11pm and the tide times are L 1:21am 1'4" H 5:13am 7'10" L 1:53pm -0'4" H 6:03pm 7'11" .

Knapp Landing Tide Chart for (Sun) September 21, 2025

Knapp Landing tide chart for Sunday, September 21, 2025
Knapp Landing tides for Sep 21st, the sunrise is 6:57am-7:09pm and the tide times are L 2:07am 0'10" H 5:59am 7'10" L 2:27pm -0'1" H 6:34pm 8'1" .

Knapp Landing Tide Chart for (Mon) September 22, 2025

Knapp Landing tide chart for Monday, September 22, 2025
Knapp Landing tides for Sep 22nd, the sunrise is 6:58am-7:07pm and the tide times are L 2:48am 0'5" H 6:42am 7'8" L 2:59pm 0'3" H 7:02pm 8'2" .

Knapp Landing Tide Chart for (Tue) September 23, 2025

Knapp Landing tide chart for Tuesday, September 23, 2025
Knapp Landing tides for Sep 23rd, the sunrise is 6:59am-7:05pm and the tide times are L 3:26am 0'1" H 7:24am 7'6" L 3:28pm 0'9" H 7:27pm 8'2" .

Knapp Landing Tide Chart for (Wed) September 24, 2025

Knapp Landing tide chart for Wednesday, September 24, 2025
Knapp Landing tides for Sep 24th, the sunrise is 7:01am-7:03pm and the tide times are L 4:02am -0'0" H 8:04am 7'2" L 3:56pm 1'4" H 7:50pm 8'2" .

Knapp Landing Tide Chart for (Thu) September 25, 2025

Knapp Landing tide chart for Thursday, September 25, 2025
Knapp Landing tides for Sep 25th, the sunrise is 7:02am-7:01pm and the tide times are L 4:36am -0'0" H 8:45am 6'10" L 4:23pm 1'10" H 8:13pm 8'1" .

Knapp Landing Tide Chart for (Fri) September 26, 2025

Knapp Landing tide chart for Friday, September 26, 2025
Knapp Landing tides for Sep 26th, the sunrise is 7:03am-6:59pm and the tide times are L 5:10am 0'0" H 9:28am 6'5" L 4:52pm 2'4" H 8:39pm 8'0" .

Knapp Landing Tide Chart for (Sat) September 27, 2025

Knapp Landing tide chart for Saturday, September 27, 2025
Knapp Landing tides for Sep 27th, the sunrise is 7:04am-6:58pm and the tide times are L 5:46am 0'2" H 10:17am 6'0" L 5:24pm 2'10" H 9:09pm 7'9" .

Knapp Landing Tide Chart for (Sun) September 28, 2025

Knapp Landing tide chart for Sunday, September 28, 2025
Knapp Landing tides for Sep 28th, the sunrise is 7:06am-6:56pm and the tide times are L 6:29am 0'5" H 11:15am 5'7" L 6:04pm 3'4" H 9:48pm 7'6" .

Knapp Landing Tide Chart for (Mon) September 29, 2025

Knapp Landing tide chart for Monday, September 29, 2025
Knapp Landing tides for Sep 29th, the sunrise is 7:07am-6:54pm and the tide times are L 7:24am 0'9" H 12:26pm 5'5" L 7:01pm 3'9" H 10:41pm 7'1" .

Knapp Landing Tide Chart for (Tue) September 30, 2025

Knapp Landing tide chart for Tuesday, September 30, 2025
Knapp Landing tides for Sep 30th, the sunrise is 7:08am-6:52pm and the tide times are L 8:37am 0'11" H 1:41pm 5'6" L 8:24pm 3'11" H 11:56pm 6'10" .

Knapp Landing Tide Calendar | September 2025

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

Restricted days available with membership — details below


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

Knapp Landing Textual Tide Table for September 2025


Sep 1st (Mon)
the sunrise is 6:32am-7:48pm and the tide times are L 9:32am 0'11" H 2:17pm 5'2" L 8:52pm 3'8" .
Sep 2nd (Tue)
the sunrise is 6:33am-7:46pm and the tide times are H 12:42am 6'11" L 10:45am 0'7" H 3:24pm 5'6" L 10:15pm 3'8" .
Sep 3rd (Wed)
the sunrise is 6:35am-7:44pm and the tide times are H 1:59am 7'0" L 11:46am 0'2" H 4:17pm 6'0" L 11:26pm 3'4" .
Sep 4th (Thu)
the sunrise is 6:36am-7:42pm and the tide times are H 3:08am 7'4" L 12:35pm -0'2" H 4:59pm 6'5" .
Sep 5th (Fri)
the sunrise is 6:37am-7:40pm and the tide times are L 12:23am 2'9" H 4:07am 7'9" L 1:17pm -0'6" H 5:37pm 6'11" .
Sep 6th (Sat)
the sunrise is 6:38am-7:38pm and the tide times are L 1:13am 2'2" H 4:59am 8'1" L 1:54pm -0'9" H 6:10pm 7'5" .
Sep 7th (Sun)
the sunrise is 6:39am-7:36pm and the tide times are L 1:59am 1'5" H 5:48am 8'4" L 2:30pm -0'9" H 6:42pm 7'10" .
Sep 8th (Mon)
the sunrise is 6:41am-7:34pm and the tide times are L 2:43am 0'9" H 6:35am 8'4" L 3:04pm -0'6" H 7:13pm 8'3" .
Sep 9th (Tue)
the sunrise is 6:42am-7:33pm and the tide times are L 3:27am 0'1" H 7:24am 8'2" L 3:38pm -0'2" H 7:45pm 8'8" .
Sep 10th (Wed)
the sunrise is 6:43am-7:31pm and the tide times are L 4:11am -0'4" H 8:13am 7'10" L 4:13pm 0'4" H 8:17pm 8'11" .
Sep 11th (Thu)
the sunrise is 6:44am-7:29pm and the tide times are L 4:57am -0'8" H 9:05am 7'3" L 4:51pm 0'11" H 8:52pm 9'0" .
Sep 12th (Fri)
the sunrise is 6:46am-7:27pm and the tide times are L 5:48am -0'8" H 10:03am 6'8" L 5:31pm 1'8" H 9:32pm 8'10" .
Sep 13th (Sat)
the sunrise is 6:47am-7:25pm and the tide times are L 6:44am -0'6" H 11:09am 6'0" L 6:20pm 2'5" H 10:20pm 8'6" .
Sep 14th (Sun)
the sunrise is 6:48am-7:23pm and the tide times are L 7:52am -0'3" H 12:27pm 5'8" L 7:22pm 3'0" H 11:22pm 8'0" .
Sep 15th (Mon)
the sunrise is 6:49am-7:21pm and the tide times are L 9:11am -0'0" H 1:50pm 5'8" L 8:45pm 3'4" .
Sep 16th (Tue)
the sunrise is 6:51am-7:19pm and the tide times are H 12:42am 7'7" L 10:30am -0'1" H 3:04pm 6'0" L 10:13pm 3'3" .
Sep 17th (Wed)
the sunrise is 6:52am-7:17pm and the tide times are H 2:07am 7'5" L 11:37am -0'3" H 4:02pm 6'7" L 11:29pm 2'8" .
Sep 18th (Thu)
the sunrise is 6:53am-7:15pm and the tide times are H 3:21am 7'7" L 12:31pm -0'5" H 4:49pm 7'1" .
Sep 19th (Fri)
the sunrise is 6:54am-7:13pm and the tide times are L 12:30am 2'0" H 4:22am 7'9" L 1:15pm -0'6" H 5:28pm 7'7" .
Sep 20th (Sat)
the sunrise is 6:56am-7:11pm and the tide times are L 1:21am 1'4" H 5:13am 7'10" L 1:53pm -0'4" H 6:03pm 7'11" .
Sep 21st (Sun)
the sunrise is 6:57am-7:09pm and the tide times are L 2:07am 0'10" H 5:59am 7'10" L 2:27pm -0'1" H 6:34pm 8'1" .
Sep 22nd (Mon)
the sunrise is 6:58am-7:07pm and the tide times are L 2:48am 0'5" H 6:42am 7'8" L 2:59pm 0'3" H 7:02pm 8'2" .
Sep 23rd (Tue)
the sunrise is 6:59am-7:05pm and the tide times are L 3:26am 0'1" H 7:24am 7'6" L 3:28pm 0'9" H 7:27pm 8'2" .
Sep 24th (Wed)
the sunrise is 7:01am-7:03pm and the tide times are L 4:02am -0'0" H 8:04am 7'2" L 3:56pm 1'4" H 7:50pm 8'2" .
Sep 25th (Thu)
the sunrise is 7:02am-7:01pm and the tide times are L 4:36am -0'0" H 8:45am 6'10" L 4:23pm 1'10" H 8:13pm 8'1" .
Sep 26th (Fri)
the sunrise is 7:03am-6:59pm and the tide times are L 5:10am 0'0" H 9:28am 6'5" L 4:52pm 2'4" H 8:39pm 8'0" .
Sep 27th (Sat)
the sunrise is 7:04am-6:58pm and the tide times are L 5:46am 0'2" H 10:17am 6'0" L 5:24pm 2'10" H 9:09pm 7'9" .
Sep 28th (Sun)
the sunrise is 7:06am-6:56pm and the tide times are L 6:29am 0'5" H 11:15am 5'7" L 6:04pm 3'4" H 9:48pm 7'6" .
Sep 29th (Mon)
the sunrise is 7:07am-6:54pm and the tide times are L 7:24am 0'9" H 12:26pm 5'5" L 7:01pm 3'9" H 10:41pm 7'1" .
Sep 30th (Tue)
the sunrise is 7:08am-6:52pm and the tide times are L 8:37am 0'11" H 1:41pm 5'6" L 8:24pm 3'11" H 11:56pm 6'10" .

Washington 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 Knapp Landing | Heat Advisory

Last updated: June 20, 2026, 6:16 PM

Heat Advisory

Heat Advisory issued June 20 at 11:25AM PDT until June 23 at 11:00PM PDT by NWS Portland OR

* WHAT...Temperatures up to 94 to 100 expected.

* WHERE...Western and Central Columbia River Gorge, Portland Metro
Lowlands, Inner Vancouver Metro, and East Clark County Lowlands.

* WHEN...From 11 AM Monday to 11 PM PDT Tuesday.

* IMPACTS...Hot temperatures may cause heat illnesses.

Effective: June 20, 2026, 6:25 PM

Expires: June 21, 2026, 6:30 AM

Land Forecast (WAZ206)

TONIGHT: Mostly clear. Lows in the lower 50s. Northwest wind 5 to 10 mph.

SUNDAY: Sunny. Highs in the mid 80s. Northwest wind 5 to 10 mph.

SUNDAY NIGHT: Clear. Lows in the upper 50s. North wind 5 to 10 mph.

MONDAY: Sunny. Highs in the mid 90s. North wind 5 to 10 mph.

MONDAY NIGHT: Clear. Lows in the lower 60s. North wind 5 to 10 mph.

TUESDAY: Sunny. Highs in the upper 90s.

TUESDAY NIGHT: Mostly clear. Lows in the lower 60s.

WEDNESDAY: Sunny. Highs in the lower 90s.

WEDNESDAY NIGHT: Mostly clear. Lows in the mid 50s.

THURSDAY: Mostly sunny. Highs in the lower 80s.

THURSDAY NIGHT: Partly cloudy with a 50 percent chance of rain. Lows in the mid 50s.

FRIDAY: Partly sunny in the morning, then becoming mostly cloudy. A 50 percent chance of rain. Highs in the lower 70s.

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

SATURDAY: Partly sunny with a 50 percent chance of rain. Highs in the lower 70s.

Last updated: June 20, 2026, 6:16 PM

Washington State Parks

Washington State Parks and beaches with coastal camping, reservations, day use fees, and tidepool access information

WDFW

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

Columbia River Lower Section Boating Overview (Other)

Overview of lower Columbia River boating near Knapp Landing 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 Access (Other)

Informal boating access via Knappa Slough near Knapp Landing on the lower Columbia River, referenced in regional guides for small boat, fishing, and exploration use. Connects to main Columbia channels with opportunities for salmon fishing, crabbing, and tidal river travel. Strong tides and currents require caution for launches, navigation, and avoiding shallows; check Marine Board or local conditions for safe use in the area.

Lower Columbia River Boating Guide Oregon Marine Board (Other)

Oregon State Marine Board guide to the lower Columbia and Willamette Rivers including areas near Knapp Landing and Knappa Slough on the Columbia River. Details public ramps, moorages, navigation hazards, channels, and facilities for recreational boating in the tidal lower river section. Useful for planning launches and tide-aware travel with notes on currents, shoals, and safe navigation in the Astoria vicinity.