tidealmanac
Sat, Oct 3

Sunday, October 4, 2026

Cosmopolis, Chehalis River, WA · NOAA 9441158 · MLLW · Local time (America/Los_Angeles)

Mon, Oct 5

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.

Tides

  1. Low2:07 AM0.3 ft0.08 m
  2. High9:25 AM8.1 ft2.47 m
  3. Low2:17 PM4.7 ft1.43 m
  4. High8:26 PM9.9 ft3.02 m

Range 9.7 ft2.94 m · 4 predicted tides · MLLW

Sun

Civil dawn
6:47 AM
Sunrise
7:17 AM
Solar noon
1:04 PM
Sunset
6:51 PM
Civil dusk
7:21 PM
Daylight
11h 33m

Computed from the station's coordinates (NOAA solar algorithm, ±1 min); not NOAA tide data. Sun calendars: sunupsundown.site.

Moon

Last quarter43% illuminated · day 22 of the cycle

Near quarter moon: neap tides, a smaller range than average. Approximate phase, computed here.

This week

Thu, Oct 1H 5:37AM 8.7 ft2.65 mL 10:35AM 3.5 ft1.08 mH 4:54PM 11.5 ft3.49 mL 11:48PM -0.6 ft-0.17 mFri, Oct 2H 6:43AM 8.1 ft2.48 mL 11:30AM 4.2 ft1.28 mH 5:50PM 10.9 ft3.32 mSat, Oct 3L 12:53AM -0.1 ft-0.03 mH 8:01AM 7.9 ft2.40 mL 12:44PM 4.7 ft1.43 mH 7:02PM 10.3 ft3.14 mSun, Oct 4L 2:07AM 0.3 ft0.08 mH 9:25AM 8.1 ft2.47 mL 2:17PM 4.7 ft1.43 mH 8:26PM 9.9 ft3.02 mMon, Oct 5L 3:22AM 0.4 ft0.11 mH 10:34AM 8.7 ft2.66 mL 3:46PM 4.1 ft1.24 mH 9:50PM 9.9 ft3.02 mTue, Oct 6L 4:27AM 0.3 ft0.10 mH 11:25AM 9.5 ft2.90 mL 4:55PM 3.1 ft0.94 mH 11:02PM 10.1 ft3.09 mWed, Oct 7L 5:20AM 0.3 ft0.10 mH 12:06PM 10.3 ft3.13 mL 5:51PM 2.0 ft0.60 m