Latest Tide Table

Tide Times for Knappa, Knappa Slough, Columbia River

Lat Long: 46.19° N 123.59° W

Today's tide times for Knappa, Knappa Slough, Columbia River, Oregon

The predicted tide times today on Thursday 16 April 2026 for Knappa, Knappa Slough, Columbia River are: first high tide at 1:31am, first low tide at 8:33am, second high tide at 2:11pm, second low tide at 8:32pm. Sunrise is at 6:25am and sunset is at 8:03pm.

Today's tide times for Knappa, Knappa Slough, Columbia River: Thursday 16 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 1:31 AM(Thu 16 April)8.41 ft (2.56 m)
Low Tide 8:33 AM(Thu 16 April)-0.06 ft (-0.02 m)
High Tide 2:11 PM(Thu 16 April)7.54 ft (2.3 m)
Low Tide 8:32 PM(Thu 16 April)1.04 ft (0.32 m)
Tide Datum: -
TideHigh
TideLow
Tide Rising
  • Wind Speed
    -
  • Swell
    —
  • Weather
High tide in:
Live Tide
Next Tide State HIGH TIDE in Knappa, Knappa Slough, Columbia River is at
which is in from now.
Next Tide Falling LOW TIDE in Knappa, Knappa Slough, Columbia River is at
which is in from now.
The tide is .Tide state rising
Local time:

Tide chart for Knappa, Knappa Slough, Columbia RiverShowing low and high tide times for the next 30 days at Knappa, Knappa Slough, Columbia River. Tide Times are PDT (UTC -7.0hrs).

View Knappa, Knappa Slough, Columbia River 7 Day Tide Chart Image.

Knappa, Knappa Slough, Columbia River, Oregon Tide Chart including high and low tide times for the next 7 days
Print:
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Click Tap Expand to expand the day into detailed view, Click Tap any to view the height and time.

HIGH
(PDT)
LOW
(PDT)
Sun
Moon
Set
Rise
Wind

Thursday, 16 Apr
17 Apr
18 Apr
19 Apr
20 Apr
21 Apr
22 Apr
23 Apr
24 Apr
25 Apr
26 Apr
27 Apr
28 Apr
29 Apr
30 Apr
1 May
2 May
3 May
4 May
5 May
6 May
7 May
8 May
9 May
10 May
11 May
12 May
13 May
14 May
AMPMFriSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThuFriSatSunMonTueWedThu
1:31AM2.56m
2:11PM2.30m
2:04AM2.70m
3:02PM2.30m
2:39AM2.80m
3:53PM2.25m
3:15AM2.85m
4:46PM2.18m
3:56AM2.84m
5:41PM2.08m
4:41AM2.76m
6:41PM1.99m
5:32AM2.60m
7:47PM1.94m
6:36AM2.40m
8:55PM1.96m
7:55AM2.22m
10:00PM2.05m
9:22AM2.11m
10:56PM2.20m
10:41AM2.09m
11:42PM2.35m
11:47AM2.11m
00:22AM2.48m
12:44PM2.14m
00:58AM2.57m
1:34PM2.15m
1:30AM2.61m
2:21PM2.15m
2:00AM2.62m
3:05PM2.13m
2:28AM2.59m
3:47PM2.10m
2:55AM2.56m
4:29PM2.05m
3:23AM2.52m
5:11PM2.00m
3:54AM2.47m
5:54PM1.93m
4:29AM2.41m
6:40PM1.88m
5:10AM2.32m
7:31PM1.85m
5:59AM2.20m
8:25PM1.87m
7:02AM2.06m
9:18PM1.94m
8:20AM1.96m
10:06PM2.06m
9:44AM1.92m
10:48PM2.22m
10:59AM1.95m
11:27PM2.40m
12:04PM2.01m
00:05AM2.56m
1:04PM2.08m
8:33AM-0.02m
8:32PM0.32m
9:18AM-0.21m
9:11PM0.41m
10:02AM-0.34m
9:51PM0.51m
10:49AM-0.39m
10:34PM0.61m
11:38AM-0.37m
11:21PM0.71m
12:31PM-0.28m
00:15AM0.81m
1:32PM-0.16m
1:21AM0.88m
2:38PM-0.03m
2:40AM0.89m
3:48PM0.06m
4:03AM0.80m
4:52PM0.11m
5:19AM0.62m
5:48PM0.15m
6:23AM0.40m
6:35PM0.20m
7:15AM0.19m
7:17PM0.27m
8:02AM0.02m
7:55PM0.37m
8:43AM-0.10m
8:31PM0.48m
9:22AM-0.17m
9:06PM0.58m
9:58AM-0.20m
9:40PM0.68m
10:33AM-0.18m
10:14PM0.77m
11:07AM-0.14m
10:49PM0.83m
11:42AM-0.08m
11:25PM0.89m
12:20PM0.00m
00:07AM0.93m
1:02PM0.08m
00:59AM0.97m
1:52PM0.16m
2:05AM0.96m
2:48PM0.23m
3:19AM0.89m
3:46PM0.28m
4:32AM0.73m
4:41PM0.32m
5:36AM0.50m
5:32PM0.37m
6:32AM0.24m
6:20PM0.43m
7:22AM-0.02m
7:07PM0.50m
tide state
6:25AM
tide state
8:03PM
6:23AM
8:04PM
6:22AM
8:05PM
6:20AM
8:07PM
6:18AM
8:08PM
6:16AM
8:10PM
6:15AM
8:11PM
6:13AM
8:12PM
6:11AM
8:13PM
6:10AM
8:15PM
6:08AM
8:16PM
6:06AM
8:17PM
6:05AM
8:19PM
6:03AM
8:20PM
6:02AM
8:21PM
6:00AM
8:22PM
5:59AM
8:24PM
5:57AM
8:25PM
5:56AM
8:27PM
5:54AM
8:28PM
5:53AM
8:29PM
5:51AM
8:30PM
5:50AM
8:32PM
5:48AM
8:33PM
5:47AM
8:34PM
5:46AM
8:35PM
5:45AM
8:37PM
5:43AM
8:38PM
5:42AM
8:39PM
0.0% - (New Moon)
tide state
5:47AM
0.02% - (New Moon)
tide state
7:38PM
0.04% - (Waxing Crescent)
9:02PM
6:09AM
0.07% - (Waxing Crescent)
10:28PM
6:35AM
0.1% - (Waxing Crescent)
11:52PM
7:10AM
0.14% - (Waxing Crescent)

7:57AM
0.17% - (Waxing Crescent)
1:06AM
8:58AM
0.21% - (Waxing Crescent)
2:05AM
10:10AM
0.25% - (First Quarter)
2:49AM
11:29AM
0.28% - (Waxing Gibbous)
3:21AM
12:48PM
0.32% - (Waxing Gibbous)
3:46AM
2:04PM
0.35% - (Waxing Gibbous)
4:06AM
3:17PM
0.39% - (Waxing Gibbous)
4:23AM
4:27PM
0.42% - (Waxing Gibbous)
4:39AM
5:36PM
0.46% - (Waxing Gibbous)
4:55AM
6:44PM
0.5% - (Full Moon)
5:13AM
7:52PM
0.53% - (Waning Gibbous)
5:33AM
9:01PM
0.57% - (Waning Gibbous)
5:57AM
10:09PM
0.6% - (Waning Gibbous)
6:28AM
11:13PM
0.61% - (Waning Gibbous)
7:07AM

0.64% - (Waning Gibbous)
7:55AM
00:10AM
0.67% - (Waning Gibbous)
8:52AM
00:58AM
0.71% - (Waning Gibbous)
9:56AM
1:37AM
0.74% - (Last Quarter)
11:04AM
2:08AM
0.78% - (Last Quarter)
12:14PM
2:33AM
0.81% - (Waning Crescent)
1:25PM
2:54AM
0.84% - (Waning Crescent)
2:37PM
3:13AM
0.88% - (Waning Crescent)
3:51PM
3:30AM
0.91% - (Waning Crescent)
5:08PM
3:48AM
0.95% - (Waning Crescent)
6:30PM
4:08AM
5
WNW
5
WNW
15
W
10
WNW
5
N
5
ESE
5
E
5
ESE
0
NW
10
WSW
15
WNW
15
WNW
5
ESE
5
ESE
5
E
10
W
10
SW
10
W
0
NW
rain showersclearclearpart cloudpart cloudpart cloudpart cloudclearpart cloudcloudclearcloudpart cloudcloudpart cloudpart cloudpart cloudlight rainclear

Knappa, Knappa Slough, Columbia River tide chart key:

The tide chart above shows the height and times of high tide and low tide for Knappa, Knappa Slough, Columbia River, Oregon. The red flashing dot shows the tide time right now. The grey shading corresponds to nighttime hours between sunset and sunrise at Knappa, Knappa Slough, Columbia River.

Tide Times are PDT (UTC -7.0hrs). Last Spring High Tide at Knappa, Knappa Slough, Columbia River was on Thu 02 Apr (height: 2.62m 8.6ft). Next high Spring Tide at Knappa, Knappa Slough, Columbia River will be on Sat 18 Apr (height: 2.85m 9.4ft).

Knappa, Knappa Slough, Columbia River tide chart key: The tide chart above shows the height and times of high tide and low tide for Knappa, Knappa Slough, Columbia River, Oregon. The grey shading corresponds to nighttime hours between sunset and sunrise at Knappa, Knappa Slough, Columbia River.

Tide Times are PDT (UTC -7.0hrs). Last Spring High Tide at Knappa, Knappa Slough, Columbia River was on Thu 02 Apr (height: 2.62m 8.6ft). Next high Spring Tide at Knappa, Knappa Slough, Columbia River will be on Sat 18 Apr (height: 2.85m 9.4ft).

Knappa, Knappa Slough, Columbia River tide times for April and May

April and May Tide charts for Knappa, Knappa Slough, Columbia River: The tide charts below show the height, time and date of high and low tides for the next 30 days.

Tide Times for Knappa, Knappa Slough, Columbia River (tomorrow): Friday 17 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 2:04 AM(Fri 17 April)8.86 ft (2.7 m)
Low Tide 9:18 AM(Fri 17 April)-0.68 ft (-0.21 m)
High Tide 3:02 PM(Fri 17 April)7.53 ft (2.3 m)
Low Tide 9:11 PM(Fri 17 April)1.34 ft (0.41 m)
tide stateSunrise: 6:23AMtide stateSunset: 8:04PMtide stateMoonrise: 6:09AMtide stateMoonset: 9:02PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Saturday 18 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 2:39 AM(Sat 18 April)9.19 ft (2.8 m)
Low Tide10:02 AM(Sat 18 April)-1.1 ft (-0.34 m)
High Tide 3:53 PM(Sat 18 April)7.39 ft (2.25 m)
Low Tide 9:51 PM(Sat 18 April)1.67 ft (0.51 m)
tide stateSunrise: 6:22AMtide stateSunset: 8:05PMtide stateMoonrise: 6:35AMtide stateMoonset:10:28PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Sunday 19 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 3:15 AM(Sun 19 April)9.36 ft (2.85 m)
Low Tide10:49 AM(Sun 19 April)-1.29 ft (-0.39 m)
High Tide 4:46 PM(Sun 19 April)7.15 ft (2.18 m)
Low Tide10:34 PM(Sun 19 April)2.01 ft (0.61 m)
tide stateSunrise: 6:20AMtide stateSunset: 8:07PMtide stateMoonrise: 7:10AMtide stateMoonset:11:52PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Monday 20 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 3:56 AM(Mon 20 April)9.32 ft (2.84 m)
Low Tide11:38 AM(Mon 20 April)-1.22 ft (-0.37 m)
High Tide 5:41 PM(Mon 20 April)6.83 ft (2.08 m)
Low Tide11:21 PM(Mon 20 April)2.34 ft (0.71 m)
tide stateSunrise: 6:18AMtide stateSunset: 8:08PMtide stateMoonrise: 7:57AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Tuesday 21 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 4:41 AM(Tue 21 April)9.04 ft (2.76 m)
Low Tide12:31 PM(Tue 21 April)-0.93 ft (-0.28 m)
High Tide 6:41 PM(Tue 21 April)6.53 ft (1.99 m)
tide stateSunrise: 6:16AMtide stateSunset: 8:10PMtide stateMoonset: 1:06AMtide stateMoonrise: 8:58AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Wednesday 22 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide00:15 AM(Wed 22 April)2.65 ft (0.81 m)
High Tide 5:32 AM(Wed 22 April)8.54 ft (2.6 m)
Low Tide 1:32 PM(Wed 22 April)-0.52 ft (-0.16 m)
High Tide 7:47 PM(Wed 22 April)6.36 ft (1.94 m)
tide stateSunrise: 6:15AMtide stateSunset: 8:11PMtide stateMoonset: 2:05AMtide stateMoonrise:10:10AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Thursday 23 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 1:21 AM(Thu 23 April)2.88 ft (0.88 m)
High Tide 6:36 AM(Thu 23 April)7.88 ft (2.4 m)
Low Tide 2:38 PM(Thu 23 April)-0.1 ft (-0.03 m)
High Tide 8:55 PM(Thu 23 April)6.42 ft (1.96 m)
tide stateSunrise: 6:13AMtide stateSunset: 8:12PMtide stateMoonset: 2:49AMtide stateMoonrise:11:29AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Friday 24 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 2:40 AM(Fri 24 April)2.91 ft (0.89 m)
High Tide 7:55 AM(Fri 24 April)7.27 ft (2.22 m)
Low Tide 3:48 PM(Fri 24 April)0.19 ft (0.06 m)
High Tide10:00 PM(Fri 24 April)6.73 ft (2.05 m)
tide stateSunrise: 6:11AMtide stateSunset: 8:13PMtide stateMoonset: 3:21AMtide stateMoonrise:12:48PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Saturday 25 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 4:03 AM(Sat 25 April)2.61 ft (0.8 m)
High Tide 9:22 AM(Sat 25 April)6.91 ft (2.11 m)
Low Tide 4:52 PM(Sat 25 April)0.37 ft (0.11 m)
High Tide10:56 PM(Sat 25 April)7.21 ft (2.2 m)
tide stateSunrise: 6:10AMtide stateSunset: 8:15PMtide stateMoonset: 3:46AMtide stateMoonrise: 2:04PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Sunday 26 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 5:19 AM(Sun 26 April)2.02 ft (0.62 m)
High Tide10:41 AM(Sun 26 April)6.85 ft (2.09 m)
Low Tide 5:48 PM(Sun 26 April)0.5 ft (0.15 m)
High Tide11:42 PM(Sun 26 April)7.71 ft (2.35 m)
tide stateSunrise: 6:08AMtide stateSunset: 8:16PMtide stateMoonset: 4:06AMtide stateMoonrise: 3:17PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Monday 27 April 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 6:23 AM(Mon 27 April)1.3 ft (0.4 m)
High Tide11:47 AM(Mon 27 April)6.92 ft (2.11 m)
Low Tide 6:35 PM(Mon 27 April)0.67 ft (0.2 m)
tide stateSunrise: 6:06AMtide stateSunset: 8:17PMtide stateMoonset: 4:23AMtide stateMoonrise: 4:27PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Tuesday 28 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide00:22 AM(Tue 28 April)8.14 ft (2.48 m)
Low Tide 7:15 AM(Tue 28 April)0.62 ft (0.19 m)
High Tide12:44 PM(Tue 28 April)7.02 ft (2.14 m)
Low Tide 7:17 PM(Tue 28 April)0.9 ft (0.27 m)
tide stateSunrise: 6:05AMtide stateSunset: 8:19PMtide stateMoonset: 4:39AMtide stateMoonrise: 5:36PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Wednesday 29 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide00:58 AM(Wed 29 April)8.43 ft (2.57 m)
Low Tide 8:02 AM(Wed 29 April)0.06 ft (0.02 m)
High Tide 1:34 PM(Wed 29 April)7.07 ft (2.15 m)
Low Tide 7:55 PM(Wed 29 April)1.21 ft (0.37 m)
tide stateSunrise: 6:03AMtide stateSunset: 8:20PMtide stateMoonset: 4:55AMtide stateMoonrise: 6:44PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Thursday 30 April 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 1:30 AM(Thu 30 April)8.57 ft (2.61 m)
Low Tide 8:43 AM(Thu 30 April)-0.33 ft (-0.1 m)
High Tide 2:21 PM(Thu 30 April)7.06 ft (2.15 m)
Low Tide 8:31 PM(Thu 30 April)1.56 ft (0.48 m)
tide stateSunrise: 6:02AMtide stateSunset: 8:21PMtide stateMoonset: 5:13AMtide stateMoonrise: 7:52PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Friday 01 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 2:00 AM(Fri 01 May)8.58 ft (2.62 m)
Low Tide 9:22 AM(Fri 01 May)-0.56 ft (-0.17 m)
High Tide 3:05 PM(Fri 01 May)7.0 ft (2.13 m)
Low Tide 9:06 PM(Fri 01 May)1.91 ft (0.58 m)
tide stateSunrise: 6:00AMtide stateSunset: 8:22PMtide stateMoonset: 5:33AMtide stateMoonrise: 9:01PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Saturday 02 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 2:28 AM(Sat 02 May)8.51 ft (2.59 m)
Low Tide 9:58 AM(Sat 02 May)-0.64 ft (-0.2 m)
High Tide 3:47 PM(Sat 02 May)6.89 ft (2.1 m)
Low Tide 9:40 PM(Sat 02 May)2.24 ft (0.68 m)
tide stateSunrise: 5:59AMtide stateSunset: 8:24PMtide stateMoonset: 5:57AMtide stateMoonrise:10:09PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Sunday 03 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 2:55 AM(Sun 03 May)8.39 ft (2.56 m)
Low Tide10:33 AM(Sun 03 May)-0.59 ft (-0.18 m)
High Tide 4:29 PM(Sun 03 May)6.74 ft (2.05 m)
Low Tide10:14 PM(Sun 03 May)2.51 ft (0.77 m)
tide stateSunrise: 5:57AMtide stateSunset: 8:25PMtide stateMoonset: 6:28AMtide stateMoonrise:11:13PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Monday 04 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 3:23 AM(Mon 04 May)8.27 ft (2.52 m)
Low Tide11:07 AM(Mon 04 May)-0.45 ft (-0.14 m)
High Tide 5:11 PM(Mon 04 May)6.55 ft (2.0 m)
Low Tide10:49 PM(Mon 04 May)2.73 ft (0.83 m)
tide stateSunrise: 5:56AMtide stateSunset: 8:27PMtide stateMoonset: 7:07AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Tuesday 05 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 3:54 AM(Tue 05 May)8.11 ft (2.47 m)
Low Tide11:42 AM(Tue 05 May)-0.25 ft (-0.08 m)
High Tide 5:54 PM(Tue 05 May)6.34 ft (1.93 m)
Low Tide11:25 PM(Tue 05 May)2.92 ft (0.89 m)
tide stateSunrise: 5:54AMtide stateSunset: 8:28PMtide stateMoonrise:00:10AMtide stateMoonset: 7:55AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Wednesday 06 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide 4:29 AM(Wed 06 May)7.9 ft (2.41 m)
Low Tide12:20 PM(Wed 06 May)0.0 ft (0.0 m)
High Tide 6:40 PM(Wed 06 May)6.16 ft (1.88 m)
tide stateSunrise: 5:53AMtide stateSunset: 8:29PMtide stateMoonrise:00:58AMtide stateMoonset: 8:52AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Thursday 07 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide00:07 AM(Thu 07 May)3.06 ft (0.93 m)
High Tide 5:10 AM(Thu 07 May)7.6 ft (2.32 m)
Low Tide 1:02 PM(Thu 07 May)0.27 ft (0.08 m)
High Tide 7:31 PM(Thu 07 May)6.06 ft (1.85 m)
tide stateSunrise: 5:51AMtide stateSunset: 8:30PMtide stateMoonrise: 1:37AMtide stateMoonset: 9:56AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Friday 08 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide00:59 AM(Fri 08 May)3.17 ft (0.97 m)
High Tide 5:59 AM(Fri 08 May)7.21 ft (2.2 m)
Low Tide 1:52 PM(Fri 08 May)0.53 ft (0.16 m)
High Tide 8:25 PM(Fri 08 May)6.12 ft (1.87 m)
tide stateSunrise: 5:50AMtide stateSunset: 8:32PMtide stateMoonrise: 2:08AMtide stateMoonset:11:04AM

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Tide Times for Knappa, Knappa Slough, Columbia River: Saturday 09 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 2:05 AM(Sat 09 May)3.16 ft (0.96 m)
High Tide 7:02 AM(Sat 09 May)6.77 ft (2.06 m)
Low Tide 2:48 PM(Sat 09 May)0.74 ft (0.23 m)
High Tide 9:18 PM(Sat 09 May)6.36 ft (1.94 m)
tide stateSunrise: 5:48AMtide stateSunset: 8:33PMtide stateMoonrise: 2:33AMtide stateMoonset:12:14PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Sunday 10 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 3:19 AM(Sun 10 May)2.92 ft (0.89 m)
High Tide 8:20 AM(Sun 10 May)6.42 ft (1.96 m)
Low Tide 3:46 PM(Sun 10 May)0.91 ft (0.28 m)
High Tide10:06 PM(Sun 10 May)6.77 ft (2.06 m)
tide stateSunrise: 5:47AMtide stateSunset: 8:34PMtide stateMoonrise: 2:54AMtide stateMoonset: 1:25PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Monday 11 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 4:32 AM(Mon 11 May)2.4 ft (0.73 m)
High Tide 9:44 AM(Mon 11 May)6.3 ft (1.92 m)
Low Tide 4:41 PM(Mon 11 May)1.05 ft (0.32 m)
High Tide10:48 PM(Mon 11 May)7.3 ft (2.22 m)
tide stateSunrise: 5:46AMtide stateSunset: 8:35PMtide stateMoonrise: 3:13AMtide stateMoonset: 2:37PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Tuesday 12 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 5:36 AM(Tue 12 May)1.65 ft (0.5 m)
High Tide10:59 AM(Tue 12 May)6.39 ft (1.95 m)
Low Tide 5:32 PM(Tue 12 May)1.21 ft (0.37 m)
High Tide11:27 PM(Tue 12 May)7.86 ft (2.4 m)
tide stateSunrise: 5:45AMtide stateSunset: 8:37PMtide stateMoonrise: 3:30AMtide stateMoonset: 3:51PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Wednesday 13 May 2026

Tidetide stateTime (PDT)& DateHeight
Low Tide 6:32 AM(Wed 13 May)0.78 ft (0.24 m)
High Tide12:04 PM(Wed 13 May)6.6 ft (2.01 m)
Low Tide 6:20 PM(Wed 13 May)1.41 ft (0.43 m)
tide stateSunrise: 5:43AMtide stateSunset: 8:38PMtide stateMoonrise: 3:48AMtide stateMoonset: 5:08PM

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Tide Times for Knappa, Knappa Slough, Columbia River: Thursday 14 May 2026

Tidetide stateTime (PDT)& DateHeight
High Tide00:05 AM(Thu 14 May)8.41 ft (2.56 m)
Low Tide 7:22 AM(Thu 14 May)-0.06 ft (-0.02 m)
High Tide 1:04 PM(Thu 14 May)6.82 ft (2.08 m)
Low Tide 7:07 PM(Thu 14 May)1.65 ft (0.5 m)
tide stateSunrise: 5:42AMtide stateSunset: 8:39PMtide stateMoonrise: 4:08AMtide stateMoonset: 6:30PM

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