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

Knapp Landing Tide Chart for (Fri) August 1, 2025

Knapp Landing tide chart for Friday, August 1, 2025
Knapp Landing tides for Aug 1st, the sunrise is 5:54am-8:39pm and the tide times are L 8:13am 1'4" H 12:14pm 5'5" L 7:36pm 2'5" H 11:55pm 7'6" .

Knapp Landing Tide Chart for (Sat) August 2, 2025

Knapp Landing tide chart for Saturday, August 2, 2025
Knapp Landing tides for Aug 2nd, the sunrise is 5:55am-8:37pm and the tide times are L 9:17am 1'2" H 1:31pm 5'2" L 8:28pm 3'0" .

Knapp Landing Tide Chart for (Sun) August 3, 2025

Knapp Landing tide chart for Sunday, August 3, 2025
Knapp Landing tides for Aug 3rd, the sunrise is 5:57am-8:36pm and the tide times are H 12:42am 7'5" L 10:24am 0'10" H 2:47pm 5'3" L 9:33pm 3'5" .

Knapp Landing Tide Chart for (Mon) August 4, 2025

Knapp Landing tide chart for Monday, August 4, 2025
Knapp Landing tides for Aug 4th, the sunrise is 5:58am-8:34pm and the tide times are H 1:37am 7'5" L 11:27am 0'5" H 3:54pm 5'6" L 10:42pm 3'7" .

Knapp Landing Tide Chart for (Tue) August 5, 2025

Knapp Landing tide chart for Tuesday, August 5, 2025
Knapp Landing tides for Aug 5th, the sunrise is 5:59am-8:33pm and the tide times are H 2:35am 7'6" L 12:22pm 0'0" H 4:49pm 5'11" L 11:46pm 3'6" .

Knapp Landing Tide Chart for (Wed) August 6, 2025

Knapp Landing tide chart for Wednesday, August 6, 2025
Knapp Landing tides for Aug 6th, the sunrise is 6:00am-8:32pm and the tide times are H 3:32am 7'9" L 1:10pm -0'5" H 5:35pm 6'3" .

Knapp Landing Tide Chart for (Thu) August 7, 2025

Knapp Landing tide chart for Thursday, August 7, 2025
Knapp Landing tides for Aug 7th, the sunrise is 6:01am-8:30pm and the tide times are L 12:42am 3'3" H 4:24am 8'0" L 1:52pm -0'9" H 6:16pm 6'7" .

Knapp Landing Tide Chart for (Fri) August 8, 2025

Knapp Landing tide chart for Friday, August 8, 2025
Knapp Landing tides for Aug 8th, the sunrise is 6:03am-8:28pm and the tide times are L 1:32am 2'11" H 5:13am 8'3" L 2:30pm -1'0" H 6:53pm 6'11" .

Knapp Landing Tide Chart for (Sat) August 9, 2025

Knapp Landing tide chart for Saturday, August 9, 2025
Knapp Landing tides for Aug 9th, the sunrise is 6:04am-8:27pm and the tide times are L 2:18am 2'6" H 5:59am 8'6" L 3:05pm -1'1" H 7:27pm 7'3" .

Knapp Landing Tide Chart for (Sun) August 10, 2025

Knapp Landing tide chart for Sunday, August 10, 2025
Knapp Landing tides for Aug 10th, the sunrise is 6:05am-8:25pm and the tide times are L 3:02am 2'0" H 6:45am 8'6" L 3:39pm -1'1" H 7:59pm 7'7" .

Knapp Landing Tide Chart for (Mon) August 11, 2025

Knapp Landing tide chart for Monday, August 11, 2025
Knapp Landing tides for Aug 11th, the sunrise is 6:06am-8:24pm and the tide times are L 3:46am 1'7" H 7:31am 8'5" L 4:12pm -0'10" H 8:30pm 7'11" .

Knapp Landing Tide Chart for (Tue) August 12, 2025

Knapp Landing tide chart for Tuesday, August 12, 2025
Knapp Landing tides for Aug 12th, the sunrise is 6:08am-8:22pm and the tide times are L 4:30am 1'1" H 8:18am 8'1" L 4:45pm -0'5" H 9:02pm 8'3" .

Knapp Landing Tide Chart for (Wed) August 13, 2025

Knapp Landing tide chart for Wednesday, August 13, 2025
Knapp Landing tides for Aug 13th, the sunrise is 6:09am-8:21pm and the tide times are L 5:16am 0'8" H 9:08am 7'7" L 5:20pm 0'1" H 9:35pm 8'6" .

Knapp Landing Tide Chart for (Thu) August 14, 2025

Knapp Landing tide chart for Thursday, August 14, 2025
Knapp Landing tides for Aug 14th, the sunrise is 6:10am-8:19pm and the tide times are L 6:07am 0'4" H 10:04am 6'10" L 5:57pm 0'10" H 10:12pm 8'8" .

Knapp Landing Tide Chart for (Fri) August 15, 2025

Knapp Landing tide chart for Friday, August 15, 2025
Knapp Landing tides for Aug 15th, the sunrise is 6:11am-8:18pm and the tide times are L 7:04am 0'2" H 11:10am 6'2" L 6:41pm 1'7" H 10:57pm 8'7" .

Knapp Landing Tide Chart for (Sat) August 16, 2025

Knapp Landing tide chart for Saturday, August 16, 2025
Knapp Landing tides for Aug 16th, the sunrise is 6:12am-8:16pm and the tide times are L 8:10am 0'1" H 12:29pm 5'7" L 7:35pm 2'5" H 11:51pm 8'5" .

Knapp Landing Tide Chart for (Sun) August 17, 2025

Knapp Landing tide chart for Sunday, August 17, 2025
Knapp Landing tides for Aug 17th, the sunrise is 6:14am-8:14pm and the tide times are L 9:27am 0'0" H 1:54pm 5'5" L 8:45pm 3'0" .

Knapp Landing Tide Chart for (Mon) August 18, 2025

Knapp Landing tide chart for Monday, August 18, 2025
Knapp Landing tides for Aug 18th, the sunrise is 6:15am-8:13pm and the tide times are H 12:57am 8'2" L 10:45am -0'3" H 3:14pm 5'8" L 10:07pm 3'3" .

Knapp Landing Tide Chart for (Tue) August 19, 2025

Knapp Landing tide chart for Tuesday, August 19, 2025
Knapp Landing tides for Aug 19th, the sunrise is 6:16am-8:11pm and the tide times are H 2:11am 8'1" L 11:54am -0'7" H 4:20pm 6'1" L 11:25pm 3'1" .

Knapp Landing Tide Chart for (Wed) August 20, 2025

Knapp Landing tide chart for Wednesday, August 20, 2025
Knapp Landing tides for Aug 20th, the sunrise is 6:17am-8:09pm and the tide times are H 3:21am 8'2" L 12:52pm -0'11" H 5:14pm 6'7" .

Knapp Landing Tide Chart for (Thu) August 21, 2025

Knapp Landing tide chart for Thursday, August 21, 2025
Knapp Landing tides for Aug 21st, the sunrise is 6:19am-8:08pm and the tide times are L 12:32am 2'8" H 4:24am 8'4" L 1:41pm -1'2" H 5:59pm 7'0" .

Knapp Landing Tide Chart for (Fri) August 22, 2025

Knapp Landing tide chart for Friday, August 22, 2025
Knapp Landing tides for Aug 22nd, the sunrise is 6:20am-8:06pm and the tide times are L 1:29am 2'2" H 5:19am 8'5" L 2:23pm -1'2" H 6:39pm 7'4" .

Knapp Landing Tide Chart for (Sat) August 23, 2025

Knapp Landing tide chart for Saturday, August 23, 2025
Knapp Landing tides for Aug 23rd, the sunrise is 6:21am-8:04pm and the tide times are L 2:19am 1'8" H 6:08am 8'4" L 3:02pm -1'0" H 7:15pm 7'7" .

Knapp Landing Tide Chart for (Sun) August 24, 2025

Knapp Landing tide chart for Sunday, August 24, 2025
Knapp Landing tides for Aug 24th, the sunrise is 6:22am-8:02pm and the tide times are L 3:06am 1'4" H 6:54am 8'2" L 3:36pm -0'8" H 7:48pm 7'9" .

Knapp Landing Tide Chart for (Mon) August 25, 2025

Knapp Landing tide chart for Monday, August 25, 2025
Knapp Landing tides for Aug 25th, the sunrise is 6:23am-8:00pm and the tide times are L 3:49am 1'0" H 7:37am 7'10" L 4:07pm -0'2" H 8:17pm 7'10" .

Knapp Landing Tide Chart for (Tue) August 26, 2025

Knapp Landing tide chart for Tuesday, August 26, 2025
Knapp Landing tides for Aug 26th, the sunrise is 6:25am-7:59pm and the tide times are L 4:29am 0'10" H 8:19am 7'5" L 4:36pm 0'4" H 8:44pm 7'10" .

Knapp Landing Tide Chart for (Wed) August 27, 2025

Knapp Landing tide chart for Wednesday, August 27, 2025
Knapp Landing tides for Aug 27th, the sunrise is 6:26am-7:57pm and the tide times are L 5:08am 0'8" H 9:01am 6'11" L 5:04pm 0'11" H 9:09pm 7'10" .

Knapp Landing Tide Chart for (Thu) August 28, 2025

Knapp Landing tide chart for Thursday, August 28, 2025
Knapp Landing tides for Aug 28th, the sunrise is 6:27am-7:55pm and the tide times are L 5:47am 0'8" H 9:46am 6'5" L 5:33pm 1'7" H 9:35pm 7'9" .

Knapp Landing Tide Chart for (Fri) August 29, 2025

Knapp Landing tide chart for Friday, August 29, 2025
Knapp Landing tides for Aug 29th, the sunrise is 6:28am-7:53pm and the tide times are L 6:29am 0'8" H 10:38am 5'10" L 6:04pm 2'2" H 10:05pm 7'7" .

Knapp Landing Tide Chart for (Sat) August 30, 2025

Knapp Landing tide chart for Saturday, August 30, 2025
Knapp Landing tides for Aug 30th, the sunrise is 6:30am-7:51pm and the tide times are L 7:17am 0'10" H 11:41am 5'4" L 6:42pm 2'10" H 10:42pm 7'4" .

Knapp Landing Tide Chart for (Sun) August 31, 2025

Knapp Landing tide chart for Sunday, August 31, 2025
Knapp Landing tides for Aug 31st, the sunrise is 6:31am-7:50pm and the tide times are L 8:18am 0'11" H 12:57pm 5'1" L 7:36pm 3'4" H 11:33pm 7'1" .

Knapp Landing Tide Calendar | August 2025

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

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

Knapp Landing Textual Tide Table for August 2025


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

Washington Tides Map

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NOAA/NWS Forecast for Knapp Landing | Heat Advisory

Last updated: June 21, 2026, 12:15 AM

Heat Advisory

Heat Advisory issued June 20 at 10:35PM PDT until June 23 at 11:00PM PDT by NWS Portland OR

* WHAT...Temperatures up to 94 to 99 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 21, 2026, 5:35 AM

Expires: June 21, 2026, 5:45 PM

Land Forecast (WAZ206)

OVERNIGHT: Partly cloudy. Lows in the lower 50s. Winds light.

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

SUNDAY NIGHT: Mostly clear. Lows in the mid 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: Partly cloudy in the evening, then becoming 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 around 80.

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

FRIDAY: Mostly cloudy with a 50 percent chance of rain. Highs around 70.

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

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

Last updated: June 21, 2026, 12:15 AM

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.