tidealmanac

Security Cove, AK tide chart

NOAA station 9450055 · Subordinate station · Datum MLLW · Local time (America/Sitka)

Change stationFull year 2026

Today · Sun, Oct 18

High tideLow tide
  1. Low12:12 AM2.0 ft0.62 m
  2. High7:35 AM7.9 ft2.42 m
  3. Low12:12 PM5.7 ft1.73 m
  4. High5:59 PM8.7 ft2.65 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 high8:50 AM8.2 ft2.50 m · in 9h 6m
Next low1:29 AM2.2 ft0.68 m · in 1h 45m
Range today6.7 ft2.03 m4 predicted tides today
MoonFirstFirst quarter · neap tides

October 2026

Full year
Date1st tide2nd tide3rd tide4th tide
1Thu
4:27 AMHigh · 9.3 ft2.84 m
9:39 AMLow · 3.6 ft1.09 m
3:51 PMHigh · 11.7 ft3.56 m
10:50 PMLow · -0.2 ft-0.06 m
2Fri
5:33 AMHigh · 8.7 ft2.64 m
10:29 AMLow · 4.4 ft1.33 m
4:45 PMHigh · 11.0 ft3.36 m
11:58 PMLow · 0.4 ft0.12 m
3Sat
6:57 AMHigh · 8.3 ft2.52 m
11:43 AMLow · 5.0 ft1.52 m
5:58 PMHigh · 10.3 ft3.14 m
4Sun
1:21 AMLow · 0.8 ft0.24 m
8:29 AMHigh · 8.4 ft2.57 m
1:32 PMLow · 5.0 ft1.54 m
7:30 PMHigh · 9.8 ft2.99 m
5Mon
2:42 AMLow · 0.8 ft0.23 m
9:41 AMHigh · 9.0 ft2.75 m
3:10 PMLow · 4.3 ft1.30 m
9:01 PMHigh · 9.8 ft3.00 m
6Tue
3:48 AMLow · 0.5 ft0.16 m
10:32 AMHigh · 9.8 ft2.98 m
4:18 PMLow · 3.1 ft0.94 m
10:15 PMHigh · 10.2 ft3.10 m
7Wed
4:40 AMLow · 0.3 ft0.11 m
11:13 AMHigh · 10.5 ft3.20 m
5:10 PMLow · 1.8 ft0.56 m
11:14 PMHigh · 10.5 ft3.20 m
8Thu
5:23 AMLow · 0.4 ft0.11 m
11:47 AMHigh · 11.2 ft3.40 m
5:54 PMLow · 0.7 ft0.22 m
9Fri
12:04 AMHigh · 10.7 ft3.27 m
6:02 AMLow · 0.6 ft0.18 m
12:20 PMHigh · 11.6 ft3.55 m
6:34 PMLow · -0.1 ft-0.04 m
10Sat
12:49 AMHigh · 10.8 ft3.29 m
6:37 AMLow · 1.0 ft0.32 m
12:50 PMHigh · 11.9 ft3.64 m
7:12 PMLow · -0.7 ft-0.20 m
11Sun
1:31 AMHigh · 10.7 ft3.27 m
7:11 AMLow · 1.6 ft0.50 m
1:19 PMHigh · 12.0 ft3.67 m
7:47 PMLow · -0.9 ft-0.26 m
12Mon
2:11 AMHigh · 10.5 ft3.20 m
7:43 AMLow · 2.3 ft0.71 m
1:48 PMHigh · 11.9 ft3.63 m
8:23 PMLow · -0.8 ft-0.23 m
13Tue
2:51 AMHigh · 10.1 ft3.09 m
8:15 AMLow · 3.0 ft0.92 m
2:17 PMHigh · 11.6 ft3.54 m
8:58 PMLow · -0.4 ft-0.12 m
14Wed
3:31 AMHigh · 9.6 ft2.94 m
8:47 AMLow · 3.7 ft1.14 m
2:46 PMHigh · 11.2 ft3.41 m
9:36 PMLow · 0.2 ft0.05 m
15Thu
4:15 AMHigh · 9.1 ft2.77 m
9:20 AMLow · 4.4 ft1.33 m
3:19 PMHigh · 10.6 ft3.23 m
10:17 PMLow · 0.8 ft0.26 m
16Fri
5:06 AMHigh · 8.5 ft2.60 m
9:58 AMLow · 4.9 ft1.51 m
3:56 PMHigh · 10.0 ft3.04 m
11:08 PMLow · 1.5 ft0.46 m
17Sat
6:12 AMHigh · 8.1 ft2.46 m
10:48 AMLow · 5.4 ft1.65 m
4:46 PMHigh · 9.3 ft2.83 m
18Sun
12:12 AMLow · 2.0 ft0.62 m
7:35 AMHigh · 7.9 ft2.42 m
12:12 PMLow · 5.7 ft1.73 m
5:59 PMHigh · 8.7 ft2.65 m
19Mon
1:29 AMLow · 2.2 ft0.68 m
8:50 AMHigh · 8.2 ft2.50 m
2:04 PMLow · 5.4 ft1.64 m
7:34 PMHigh · 8.4 ft2.56 m
20Tue
2:40 AMLow · 2.1 ft0.65 m
9:40 AMHigh · 8.7 ft2.65 m
3:21 PMLow · 4.5 ft1.38 m
8:57 PMHigh · 8.6 ft2.61 m
21Wed
3:33 AMLow · 1.9 ft0.57 m
10:16 AMHigh · 9.3 ft2.84 m
4:11 PMLow · 3.4 ft1.05 m
10:02 PMHigh · 9.0 ft2.74 m
22Thu
4:15 AMLow · 1.7 ft0.51 m
10:46 AMHigh · 10.1 ft3.07 m
4:52 PMLow · 2.2 ft0.68 m
10:54 PMHigh · 9.5 ft2.90 m
23Fri
4:53 AMLow · 1.6 ft0.48 m
11:14 AMHigh · 10.8 ft3.30 m
5:29 PMLow · 1.0 ft0.31 m
11:41 PMHigh · 10.0 ft3.05 m
24Sat
5:29 AMLow · 1.7 ft0.50 m
11:44 AMHigh · 11.6 ft3.54 m
6:07 PMLow · -0.1 ft-0.04 m
25Sun
12:25 AMHigh · 10.4 ft3.18 m
6:04 AMLow · 1.9 ft0.57 m
12:15 PMHigh · 12.3 ft3.74 m
6:45 PMLow · -1.1 ft-0.32 m
26Mon
1:09 AMHigh · 10.7 ft3.26 m
6:41 AMLow · 2.2 ft0.68 m
12:48 PMHigh · 12.8 ft3.90 m
7:25 PMLow · -1.7 ft-0.51 m
27Tue
1:54 AMHigh · 10.8 ft3.28 m
7:19 AMLow · 2.7 ft0.81 m
1:24 PMHigh · 13.1 ft3.98 m
8:08 PMLow · -1.9 ft-0.59 m
28Wed
2:41 AMHigh · 10.6 ft3.23 m
7:59 AMLow · 3.2 ft0.96 m
2:03 PMHigh · 13.0 ft3.97 m
8:54 PMLow · -1.8 ft-0.55 m
29Thu
3:31 AMHigh · 10.2 ft3.11 m
8:43 AMLow · 3.7 ft1.13 m
2:47 PMHigh · 12.6 ft3.85 m
9:43 PMLow · -1.4 ft-0.41 m
30Fri
4:27 AMHigh · 9.7 ft2.97 m
9:33 AMLow · 4.2 ft1.29 m
3:36 PMHigh · 11.9 ft3.63 m
10:39 PMLow · -0.7 ft-0.20 m
31Sat
5:32 AMHigh · 9.3 ft2.85 m
10:35 AMLow · 4.7 ft1.43 m
4:36 PMHigh · 11.0 ft3.35 m
11:43 PMLow · 0.1 ft0.03 m
Thu14:27 AM9.3 ft2.84 m9:39 AM3.6 ft1.09 m3:51 PM11.7 ft3.56 m10:50 PM-0.2 ft-0.06 mFri25:33 AM8.7 ft2.64 m10:29 AM4.4 ft1.33 m4:45 PM11.0 ft3.36 m11:58 PM0.4 ft0.12 mSat36:57 AM8.3 ft2.52 m11:43 AM5.0 ft1.52 m5:58 PM10.3 ft3.14 mSun41:21 AM0.8 ft0.24 m8:29 AM8.4 ft2.57 m1:32 PM5.0 ft1.54 m7:30 PM9.8 ft2.99 mMon52:42 AM0.8 ft0.23 m9:41 AM9.0 ft2.75 m3:10 PM4.3 ft1.30 m9:01 PM9.8 ft3.00 mTue63:48 AM0.5 ft0.16 m10:32 AM9.8 ft2.98 m4:18 PM3.1 ft0.94 m10:15 PM10.2 ft3.10 mWed74:40 AM0.3 ft0.11 m11:13 AM10.5 ft3.20 m5:10 PM1.8 ft0.56 m11:14 PM10.5 ft3.20 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.
American Bay, Kaigani StraitAK · NOAA 9450125 · 7 mi (11 km)Elbow BayAK · NOAA 9450158 · 13 mi (21 km)Kassa Inlet entranceAK · NOAA 9450176 · 18 mi (29 km)Mabel IslandAK · NOAA 9450226 · 20 mi (33 km)