← Columbia Slough at Portland or Tide Times
15-Day Tide Table
Today — Fri, Sep 18, 2026
- Low Tide7:41 AM0.36m (1.2ft) LAT
- High Tide11:28 AM0.45m (1.5ft) LAT
- Low Tide4:39 PM0.37m (1.2ft) LAT
Sat, Sep 19, 2026
- High Tide12:21 AM0.76m (2.5ft) LAT
- Low Tide9:05 AM0.34m (1.1ft) LAT
- High Tide1:30 PM0.42m (1.4ft) LAT
- Low Tide5:42 PM0.41m (1.3ft) LAT
Sun, Sep 20, 2026
- High Tide1:42 AM0.73m (2.4ft) LAT
- Low Tide10:16 AM0.30m (1.0ft) LAT
- High Tide4:16 PM0.47m (1.5ft) LAT
- Low Tide7:38 PM0.43m (1.4ft) LAT
Mon, Sep 21, 2026
- High Tide3:03 AM0.72m (2.4ft) LAT
- Low Tide11:04 AM0.26m (0.8ft) LAT
- High Tide4:54 PM0.52m (1.7ft) LAT
- Low Tide10:23 PM0.41m (1.3ft) LAT
Tue, Sep 22, 2026
- High Tide4:02 AM0.73m (2.4ft) LAT
- Low Tide11:42 AM0.22m (0.7ft) LAT
- High Tide5:21 PM0.57m (1.9ft) LAT
- Low Tide11:27 PM0.36m (1.2ft) LAT
Wed, Sep 23, 2026
- High Tide4:46 AM0.74m (2.4ft) LAT
- Low Tide12:15 PM0.19m (0.6ft) LAT
- High Tide5:43 PM0.63m (2.1ft) LAT
Thu, Sep 24, 2026
- Low Tide12:15 AM0.32m (1.0ft) LAT
- High Tide5:22 AM0.76m (2.5ft) LAT
- Low Tide12:47 PM0.18m (0.6ft) LAT
- High Tide6:05 PM0.69m (2.3ft) LAT
Fri, Sep 25, 2026
- Low Tide12:58 AM0.29m (1.0ft) LAT
- High Tide5:55 AM0.77m (2.5ft) LAT
- Low Tide1:17 PM0.19m (0.6ft) LAT
- High Tide6:30 PM0.76m (2.5ft) LAT
Sat, Sep 26, 2026
- Low Tide1:40 AM0.28m (0.9ft) LAT
- High Tide6:28 AM0.77m (2.5ft) LAT
- Low Tide1:47 PM0.21m (0.7ft) LAT
- High Tide7:00 PM0.83m (2.7ft) LAT
Sun, Sep 27, 2026
- Low Tide2:24 AM0.28m (0.9ft) LAT
- High Tide7:02 AM0.76m (2.5ft) LAT
- Low Tide2:15 PM0.24m (0.8ft) LAT
- High Tide7:33 PM0.90m (3.0ft) LAT
Mon, Sep 28, 2026
- Low Tide3:08 AM0.28m (0.9ft) LAT
- High Tide7:38 AM0.74m (2.4ft) LAT
- Low Tide2:40 PM0.27m (0.9ft) LAT
- High Tide8:10 PM0.95m (3.1ft) LAT
Tue, Sep 29, 2026
- Low Tide3:55 AM0.30m (1.0ft) LAT
- High Tide8:16 AM0.71m (2.3ft) LAT
- Low Tide2:59 PM0.30m (1.0ft) LAT
- High Tide8:49 PM0.99m (3.2ft) LAT
Wed, Sep 30, 2026
- Low Tide4:45 AM0.32m (1.0ft) LAT
- High Tide8:56 AM0.67m (2.2ft) LAT
- Low Tide3:03 PM0.34m (1.1ft) LAT
- High Tide9:32 PM1.00m (3.3ft) LAT
Thu, Oct 1, 2026
- Low Tide5:39 AM0.34m (1.1ft) LAT
- High Tide9:41 AM0.62m (2.0ft) LAT
- Low Tide2:43 PM0.36m (1.2ft) LAT
- High Tide10:20 PM0.97m (3.2ft) LAT
Fri, Oct 2, 2026
- Low Tide6:41 AM0.36m (1.2ft) LAT
- High Tide10:34 AM0.57m (1.9ft) LAT
- Low Tide2:55 PM0.40m (1.3ft) LAT
- High Tide11:17 PM0.92m (3.0ft) LAT
← Back to Columbia Slough at Portland or Tide Times · Monthly Calendar
Legend — How to read this forecast
High Tide / Low Tide — Predicted peak and trough water levels with time and height.
Sunrise / Sunset — Local times for the station’s timezone.
Moon Phase — Current lunar phase and illumination percentage. New/Full moons correlate with stronger (spring) tides; Quarter moons with weaker (neap) tides.
Spring / Neap — Spring tides have larger ranges. Neap tides have smaller ranges.
Fishing (Solunar) — ★★★★★ 1–5 star rating based on moon phase and lunar distance. Best fishing around new/full moons near perigee.