tidealmanac

Knappa, Knappa Slough, OR tide chart

NOAA station 9439069 · Subordinate station · Datum MLLW · Local time (America/Los_Angeles)

Change stationFull year 2026

Today · Sun, Oct 25

High tideLow tide
  1. High1:48 AM7.4 ft2.25 m
  2. Low8:02 AM1.2 ft0.37 m
  3. High1:34 PM8.9 ft2.70 m
  4. Low8:51 PM-0.7 ft-0.22 m

This is a subordinate station: NOAA predicts its highs and lows from a nearby reference station and publishes no curve for it. Nothing is interpolated.

Next high2:37 AM7.5 ft2.29 m · in 12h 56m
Next low8:51 PM-0.7 ft-0.22 m · in 7h 10m
Range today9.6 ft2.93 m4 predicted tides today
MoonFullFull moon · spring tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
12:04 AMLow · -0.7 ft-0.20 m
6:07 AMHigh · 6.4 ft1.96 m
11:45 AMLow · 2.2 ft0.68 m
5:11 PMHigh · 8.7 ft2.65 m
2Fri
1:01 AMLow · -0.4 ft-0.11 m
7:14 AMHigh · 6.0 ft1.84 m
12:38 PMLow · 2.7 ft0.82 m
6:05 PMHigh · 8.3 ft2.52 m
3Sat
2:11 AMLow · 0.0 ft-0.01 m
8:29 AMHigh · 5.9 ft1.80 m
1:52 PMLow · 3.0 ft0.92 m
7:15 PMHigh · 7.7 ft2.36 m
4Sun
3:31 AMLow · 0.1 ft0.04 m
9:45 AMHigh · 6.1 ft1.85 m
3:25 PMLow · 3.0 ft0.91 m
8:43 PMHigh · 7.3 ft2.24 m
5Mon
4:45 AMLow · 0.1 ft0.02 m
10:50 AMHigh · 6.5 ft1.99 m
4:50 PMLow · 2.5 ft0.76 m
10:10 PMHigh · 7.3 ft2.22 m
6Tue
5:47 AMLow · -0.1 ft-0.03 m
11:43 AMHigh · 7.1 ft2.17 m
5:59 PMLow · 1.7 ft0.53 m
11:24 PMHigh · 7.4 ft2.27 m
7Wed
6:37 AMLow · -0.2 ft-0.06 m
12:27 PMHigh · 7.7 ft2.34 m
6:56 PMLow · 0.9 ft0.28 m
8Thu
12:25 AMHigh · 7.6 ft2.32 m
7:21 AMLow · -0.1 ft-0.04 m
1:05 PMHigh · 8.1 ft2.48 m
7:47 PMLow · 0.2 ft0.07 m
9Fri
1:18 AMHigh · 7.7 ft2.35 m
8:01 AMLow · 0.1 ft0.03 m
1:40 PMHigh · 8.5 ft2.58 m
8:32 PMLow · -0.3 ft-0.10 m
10Sat
2:07 AMHigh · 7.7 ft2.34 m
8:38 AMLow · 0.5 ft0.14 m
2:13 PMHigh · 8.6 ft2.63 m
9:15 PMLow · -0.6 ft-0.19 m
11Sun
2:53 AMHigh · 7.5 ft2.30 m
9:13 AMLow · 0.9 ft0.29 m
2:43 PMHigh · 8.7 ft2.64 m
9:55 PMLow · -0.7 ft-0.23 m
12Mon
3:39 AMHigh · 7.3 ft2.23 m
9:47 AMLow · 1.4 ft0.44 m
3:12 PMHigh · 8.6 ft2.62 m
10:33 PMLow · -0.7 ft-0.20 m
13Tue
4:23 AMHigh · 7.1 ft2.15 m
10:21 AMLow · 1.9 ft0.59 m
3:40 PMHigh · 8.4 ft2.57 m
11:09 PMLow · -0.5 ft-0.14 m
14Wed
5:09 AMHigh · 6.8 ft2.06 m
10:54 AMLow · 2.4 ft0.73 m
4:08 PMHigh · 8.2 ft2.51 m
11:46 PMLow · -0.1 ft-0.04 m
15Thu
5:57 AMHigh · 6.4 ft1.96 m
11:30 AMLow · 2.8 ft0.85 m
4:40 PMHigh · 7.9 ft2.42 m
16Fri
12:26 AMLow · 0.2 ft0.07 m
6:49 AMHigh · 6.1 ft1.87 m
12:12 PMLow · 3.1 ft0.95 m
5:18 PMHigh · 7.5 ft2.30 m
17Sat
1:13 AMLow · 0.6 ft0.19 m
7:49 AMHigh · 5.9 ft1.80 m
1:06 PMLow · 3.4 ft1.03 m
6:07 PMHigh · 7.1 ft2.16 m
18Sun
2:13 AMLow · 0.9 ft0.28 m
8:53 AMHigh · 5.9 ft1.80 m
2:20 PMLow · 3.5 ft1.05 m
7:14 PMHigh · 6.6 ft2.02 m
19Mon
3:22 AMLow · 1.0 ft0.31 m
9:54 AMHigh · 6.1 ft1.85 m
3:42 PMLow · 3.2 ft0.99 m
8:38 PMHigh · 6.3 ft1.93 m
20Tue
4:26 AMLow · 1.0 ft0.30 m
10:45 AMHigh · 6.4 ft1.97 m
4:53 PMLow · 2.7 ft0.82 m
10:00 PMHigh · 6.4 ft1.94 m
21Wed
5:19 AMLow · 0.8 ft0.26 m
11:27 AMHigh · 6.9 ft2.10 m
5:51 PMLow · 2.0 ft0.61 m
11:08 PMHigh · 6.6 ft2.01 m
22Thu
6:04 AMLow · 0.8 ft0.23 m
12:02 PMHigh · 7.4 ft2.26 m
6:41 PMLow · 1.2 ft0.37 m
23Fri
12:06 AMHigh · 6.9 ft2.10 m
6:45 AMLow · 0.8 ft0.24 m
12:33 PMHigh · 7.9 ft2.41 m
7:26 PMLow · 0.5 ft0.14 m
24Sat
12:59 AMHigh · 7.2 ft2.19 m
7:24 AMLow · 1.0 ft0.29 m
1:03 PMHigh · 8.4 ft2.56 m
8:09 PMLow · -0.2 ft-0.06 m
25Sun
1:48 AMHigh · 7.4 ft2.25 m
8:02 AMLow · 1.2 ft0.37 m
1:34 PMHigh · 8.9 ft2.70 m
8:51 PMLow · -0.7 ft-0.22 m
26Mon
2:37 AMHigh · 7.5 ft2.29 m
8:41 AMLow · 1.6 ft0.48 m
2:07 PMHigh · 9.3 ft2.82 m
9:34 PMLow · -1.1 ft-0.33 m
27Tue
3:26 AMHigh · 7.5 ft2.28 m
9:21 AMLow · 1.9 ft0.58 m
2:42 PMHigh · 9.5 ft2.90 m
10:19 PMLow · -1.2 ft-0.37 m
28Wed
4:17 AMHigh · 7.4 ft2.24 m
10:04 AMLow · 2.3 ft0.69 m
3:22 PMHigh · 9.6 ft2.91 m
11:06 PMLow · -1.2 ft-0.35 m
29Thu
5:10 AMHigh · 7.2 ft2.18 m
10:50 AMLow · 2.6 ft0.78 m
4:06 PMHigh · 9.4 ft2.85 m
11:56 PMLow · -0.9 ft-0.27 m
30Fri
6:07 AMHigh · 6.9 ft2.11 m
11:41 AMLow · 2.8 ft0.86 m
4:57 PMHigh · 8.9 ft2.72 m
31Sat
12:52 AMLow · -0.5 ft-0.15 m
7:09 AMHigh · 6.8 ft2.06 m
12:44 PMLow · 3.0 ft0.92 m
5:57 PMHigh · 8.3 ft2.53 m
Thu112:04 AM-0.7 ft-0.20 m6:07 AM6.4 ft1.96 m11:45 AM2.2 ft0.68 m5:11 PM8.7 ft2.65 mFri21:01 AM-0.4 ft-0.11 m7:14 AM6.0 ft1.84 m12:38 PM2.7 ft0.82 m6:05 PM8.3 ft2.52 mSat32:11 AM0.0 ft-0.01 m8:29 AM5.9 ft1.80 m1:52 PM3.0 ft0.92 m7:15 PM7.7 ft2.36 mSun43:31 AM0.1 ft0.04 m9:45 AM6.1 ft1.85 m3:25 PM3.0 ft0.91 m8:43 PM7.3 ft2.24 mMon54:45 AM0.1 ft0.02 m10:50 AM6.5 ft1.99 m4:50 PM2.5 ft0.76 m10:10 PM7.3 ft2.22 mTue65:47 AM-0.1 ft-0.03 m11:43 AM7.1 ft2.17 m5:59 PM1.7 ft0.53 m11:24 PM7.4 ft2.27 mWed76:37 AM-0.2 ft-0.06 m12:27 PM7.7 ft2.34 m6:56 PM0.9 ft0.28 mShow the whole month

Heights relative to MLLW; times local to the station. Predictions from NOAA CO-OPS; not for navigation.

Nearby stations

Distance from this station. A nearer station is not necessarily the right one for your shore.
Settlers Point, Oreg.OR · NOAA 9439054 · 4 mi (7 km)SkamokawaWA · NOAA 9440569 · 9 mi (14 km)Astoria (Tongue Point), Oreg.OR · NOAA 9439040 · 9 mi (14 km)WaunaOR · NOAA 9439099 · 9 mi (14 km)