Tide station · Alaska

Blashke Island tides

Times are local (America/Sitka, GMT-9). Predicted tides, not live water levels. Not for navigation.

Right now

Rising

Next high 3:10 AM, 13.5 ft (4.13 m), in 2 h 05 min.

Today · Fri, Nov 13

  • High3:10 AM13.5 ft 4.13 m
  • Low8:43 AM5.1 ft 1.54 m
  • High2:31 PM15.4 ft 4.70 m
  • Low9:26 PM0.9 ft 0.27 m

Next 7 days

0246810121416Fri, Nov 13Sat, Nov 14Sun, Nov 15Mon, Nov 16Tue, Nov 17Wed, Nov 18Thu, Nov 19
Feet · orange dots are highs, black dots are lows
High and low tides for the next seven days
DayTides (local time, height)
Fri, Nov 13
  • H 3:10 AM · 13.5 ft
  • L 8:43 AM · 5.1 ft
  • H 2:31 PM · 15.4 ft
  • L 9:26 PM · 0.9 ft
Sat, Nov 14
  • H 3:53 AM · 12.9 ft
  • L 9:24 AM · 5.6 ft
  • H 3:11 PM · 14.5 ft
  • L 10:09 PM · 1.7 ft
Sun, Nov 15
  • H 4:43 AM · 12.3 ft
  • L 10:15 AM · 6.1 ft
  • H 3:59 PM · 13.5 ft
  • L 11:00 PM · 2.4 ft
Mon, Nov 16
  • H 5:41 AM · 12.0 ft
  • L 11:22 AM · 6.4 ft
  • H 4:59 PM · 12.5 ft
  • L 11:58 PM · 2.9 ft
Tue, Nov 17
  • H 6:44 AM · 12.2 ft
  • L 12:45 PM · 6.1 ft
  • H 6:15 PM · 11.9 ft
Wed, Nov 18
  • L 1:01 AM · 3.2 ft
  • H 7:42 AM · 12.9 ft
  • L 2:01 PM · 5.2 ft
  • H 7:34 PM · 11.8 ft
Thu, Nov 19
  • L 2:01 AM · 3.3 ft
  • H 8:31 AM · 13.9 ft
  • L 3:02 PM · 3.7 ft
  • H 8:45 PM · 12.4 ft

About this station

Blashke Island is a NOAA subordinate station in Alaska: its highs and lows are offsets from Ketchikan. Heights are feet above mean lower low water (MLLW).

Tide type: Semidiurnal: two highs and two lows a day, close to the same size.

This week the biggest swing between high and low is 14.5 ft; the average swing is 8.9 ft.

Station facts

Station ID
9450973
Source
NOAA CO-OPS
Type
Subordinate station
Reference station
Ketchikan
Coordinates
56.1267, -132.8950
Datum
MLLW (mean lower low water)
Tide type
Semidiurnal
Time zone
America/Sitka

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Tide predictions from NOAA CO-OPS (tidesandcurrents.noaa.gov).

Licence: U.S. public domain (NOAA). Predictions are astronomical tides only: wind, swell and pressure move real water. Not for navigation.