ETSS stn

This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.

	Cherry Point, WA

	Friday Harbor WA

	Port Townsend

	Seattle, WA

	Port Angeles, WA

	Neah Bay, WA

	Toke Point, WA

	Astoria, OR

	South Beach, OR

	Charleston, OR

	Port Orford, OR

	Crescent City, CA

	North Spit, CA

	Arena Cove, CA

	Point Reyes, CA

	Port Chicago, CA

	San Francisco CA
#Kodiak Island, AK : 12/15/2025 23:24:06 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/14 06Z,  -0.30,  -3.04,  -3.45,  99.90,  -0.11,
12/14 07Z,  -0.30,  -3.00,  -3.59,  99.90,  -0.29,  (max)
12/14 08Z,  -0.20,  -3.37,  -3.94,  99.90,  -0.37,
12/14 09Z,  -0.20,  -4.13,  -4.56,  99.90,  -0.23,
12/14 10Z,  -0.30,  -5.03,  -5.33,  99.90,   0.00,
12/14 11Z,  -0.30,  -5.75,  -6.11,  99.90,  -0.06,
12/14 12Z,  -0.40,  -6.04,  -6.32,  99.90,   0.12,  (min)
12/14 13Z,  -0.40,  -5.82,  -5.88,  99.90,   0.34,
12/14 14Z,  -0.40,  -5.10,  -5.31,  99.90,   0.19,
12/14 15Z,  -0.40,  -3.96,  -4.23,  99.90,   0.13,
12/14 16Z,  -0.40,  -2.62,  -2.85,  99.90,   0.17,
12/14 17Z,  -0.40,  -1.44,  -1.74,  99.90,   0.10,
12/14 18Z,  -0.40,  -0.71,  -1.10,  99.90,   0.01,
12/14 19Z,  -0.40,  -0.56,  -0.77,  99.90,   0.19,  (max)
12/14 20Z,  -0.30,  -1.00,  -1.30,  99.90,   0.00,
12/14 21Z,  -0.30,  -2.03,  -2.48,  99.90,  -0.15,
12/14 22Z,  -0.10,  -3.49,  -3.78,  99.90,  -0.19,
12/14 23Z,   0.00,  -5.00,  -5.16,  99.90,  -0.16,
12/15 00Z,   0.00,  -6.22,  -6.63,  99.90,  -0.41,
12/15 01Z,  -0.10,  -6.93,  -7.20,  99.90,  -0.17,  (min)
12/15 02Z,  -0.10,  -7.09,  -7.12,  99.90,   0.07,
12/15 03Z,   0.00,  -6.65,  -6.79,  99.90,  -0.14,
12/15 04Z,   0.10,  -5.74,  -6.00,  99.90,  -0.36,
12/15 05Z,   0.10,  -4.65,  -4.76,  99.90,  -0.21,
12/15 06Z,   0.10,  -3.71,  -3.65,  99.90,  -0.04,
12/15 07Z,   0.20,  -3.11,  -3.05,  99.90,  -0.14,
12/15 08Z,   0.40,  -2.91,  -2.75,  99.90,  -0.24,  (max)
12/15 09Z,   0.30,  -3.17,  -3.12,  99.90,  -0.25,
12/15 10Z,   0.30,  -3.84,  -3.89,  99.90,  -0.35,
12/15 11Z,   0.50,  -4.68,  -4.61,  99.90,  -0.43,
12/15 12Z,   0.60,  -5.33,  -5.18,  99.90,  -0.45,
12/15 13Z,   0.50,  -5.56,  -5.52,  99.90,  -0.46,  (min)
12/15 14Z,   0.50,  -5.29,  -5.24,  99.90,  -0.45,
12/15 15Z,   0.40,  -4.50,  -4.51,  99.90,  -0.41,
12/15 16Z,   0.40,  -3.31,  -3.52,  99.90,  -0.61,
12/15 17Z,   0.40,  -1.96,  -2.19,  99.90,  -0.63,
12/15 18Z,   0.40,  -0.86,  -1.06,  99.90,  -0.60,
12/15 19Z,   0.40,  -0.27,  -0.43,  99.90,  -0.56,
12/15 20Z,   0.50,  -0.31,  -0.40,  99.90,  -0.59,  (max)
12/15 21Z,   0.50,  -0.99,  -1.19,  99.90,  -0.70,
12/15 22Z,   0.50,  -2.28,  -2.34,  99.90,  -0.56,
12/15 23Z,   0.50,  -3.96,  -3.90,  99.90,  -0.44,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/16 00Z,   0.60,  -5.63,  99.90,  -5.46,  -0.42,
12/16 01Z,   0.70,  -6.92,  99.90,  -6.63,  -0.41,
12/16 02Z,   0.70,  -7.62,  99.90,  -7.31,  -0.39,
12/16 03Z,   0.60,  -7.66,  99.90,  -7.43,  -0.37,  (min)
12/16 04Z,   0.60,  -7.04,  99.90,  -6.80,  -0.36,
12/16 05Z,   0.50,  -5.93,  99.90,  -5.77,  -0.34,
12/16 06Z,   0.40,  -4.66,  99.90,  -4.59,  -0.32,
12/16 07Z,   0.40,  -3.59,  99.90,  -3.50,  -0.31,
12/16 08Z,   0.30,  -2.89,  99.90,  -2.88,  -0.29,
12/16 09Z,   0.30,  -2.64,  99.90,  -2.61,  -0.27,  (max)
12/16 10Z,   0.30,  -2.90,  99.90,  -2.86,  -0.26,
12/16 11Z,   0.30,  -3.61,  99.90,  -3.55,  -0.24,
12/16 12Z,   0.40,  -4.46,  99.90,  -4.30,  -0.24,
12/16 13Z,   0.30,  -5.08,  99.90,  -5.02,  -0.24,
12/16 14Z,   0.20,  -5.23,  99.90,  -5.27,  -0.24,  (min)
12/16 15Z,   0.20,  -4.85,  99.90,  -4.89,  -0.24,
12/16 16Z,   0.10,  -3.93,  99.90,  -4.08,  -0.24,
12/16 17Z,   0.10,  -2.64,  99.90,  -2.78,  -0.24,
12/16 18Z,   0.00,  -1.28,  99.90,  -1.52,  -0.24,
12/16 19Z,   0.00,  -0.28,  99.90,  -0.52,  -0.24,
12/16 20Z,   0.00,   0.12,  99.90,  -0.12,  -0.24,  (max)
12/16 21Z,   0.00,  -0.16,  99.90,  -0.40,  -0.24,
12/16 22Z,  -0.10,  -1.14,  99.90,  -1.48,  -0.24,
12/16 23Z,  -0.10,  -2.73,  99.90,  -3.07,  -0.24,
12/17 00Z,  -0.20,  -4.64,  99.90,  -5.09,  -0.24,
12/17 01Z,  -0.20,  -6.42,  99.90,  -6.86,  -0.24,
12/17 02Z,  -0.20,  -7.67,  99.90,  -8.12,  -0.24,
12/17 03Z,  -0.30,  -8.23,  99.90,  -8.77,  -0.24,  (min)
12/17 04Z,  -0.40,  -8.03,  99.90,  -8.68,  -0.24,
12/17 05Z,  -0.50,  -7.15,  99.90,  -7.89,  -0.24,
12/17 06Z,  -0.50,  -5.79,  99.90,  -6.53,  -0.24,
12/17 07Z,  -0.50,  -4.37,  99.90,  -5.11,  -0.24,
12/17 08Z,  -0.50,  -3.21,  99.90,  -3.95,  -0.24,
12/17 09Z,  -0.50,  -2.51,  99.90,  -3.25,  -0.24,
12/17 10Z,  -0.50,  -2.33,  99.90,  -3.07,  -0.24,  (max)
12/17 11Z,  -0.50,  -2.71,  99.90,  -3.45,  -0.24,
12/17 12Z,  -0.50,  -3.53,  99.90,  -4.27,  -0.24,
12/17 13Z,  -0.50,  -4.42,  99.90,  -5.16,  -0.24,
12/17 14Z,  -0.60,  -4.99,  99.90,  -5.83,  -0.24,
12/17 15Z,  -0.60,  -5.01,  99.90,  -5.85,  -0.24,  (min)
12/17 16Z,  -0.50,  -4.45,  99.90,  -5.19,  -0.24,
12/17 17Z,  -0.50,  -3.36,  99.90,  -4.10,  -0.24,
12/17 18Z,  -0.50,  -1.95,  99.90,  -2.69,  -0.24,
12/17 19Z,  -0.50,  -0.61,  99.90,  -1.35,  -0.24,
12/17 20Z,  -0.40,   0.25,  99.90,  -0.39,  -0.24,
12/17 21Z,  -0.50,   0.41,  99.90,  -0.33,  -0.24,  (max)
12/17 22Z,  -0.50,  -0.19,  99.90,  -0.93,  -0.24,
12/17 23Z,  -0.40,  -1.51,  99.90,  -2.15,  -0.24,
12/18 00Z,  -0.50,  -3.40,  99.90,  -4.14,  -0.24,
12/18 01Z,  -0.50,  -5.49,  99.90,  -6.23,  -0.24,
12/18 02Z,  -0.60,  -7.27,  99.90,  -8.11,  -0.24,
12/18 03Z,  -0.60,  -8.37,  99.90,  -9.21,  -0.24,
12/18 04Z,  -0.70,  -8.66,  99.90,  -9.60,  -0.24,  (min)
12/18 05Z,  -0.60,  -8.15,  99.90,  -8.99,  -0.24,
12/18 06Z,  -0.60,  -6.95,  99.90,  -7.79,  -0.24,
12/18 07Z,  -0.50,  -5.37,  99.90,  -6.11,  -0.24,
12/18 08Z,  -0.50,  -3.85,  99.90,  -4.59,  -0.24,
12/18 09Z,  -0.50,  -2.71,  99.90,  -3.45,  -0.24,
12/18 10Z,  -0.50,  -2.12,  99.90,  -2.86,  -0.24,
12/18 11Z,  -0.50,  -2.11,  99.90,  -2.85,  -0.24,  (max)
12/18 12Z,  -0.50,  -2.69,  99.90,  -3.43,  -0.24,
12/18 13Z,  -0.60,  -3.64,  99.90,  -4.48,  -0.24,
12/18 14Z,  -0.60,  -4.55,  99.90,  -5.39,  -0.24,
12/18 15Z,  -0.60,  -5.00,  99.90,  -5.84,  -0.24,  (min)
12/18 16Z,  -0.60,  -4.83,  99.90,  -5.67,  -0.24,
12/18 17Z,  -0.60,  -4.04,  99.90,  -4.88,  -0.24,
12/18 18Z,  -0.60,  -2.76,  99.90,  -3.60,  -0.24,
12/18 19Z,  -0.60,  -1.26,  99.90,  -2.10,  -0.24,
12/18 20Z,  -0.50,   0.02,  99.90,  -0.72,  -0.24,
12/18 21Z,  -0.50,   0.67,  99.90,  -0.07,  -0.24,  (max)
12/18 22Z,  -0.40,   0.52,  99.90,  -0.12,  -0.24,
12/18 23Z,  -0.40,  -0.43,  99.90,  -1.07,  -0.24,
12/19 00Z,  -0.40,  -2.10,  99.90,  -2.74,  -0.24,
12/19 01Z,  -0.40,  -4.24,  99.90,  -4.89,  -0.24,
12/19 02Z,  -0.40,  -6.41,  99.90,  -7.05,  -0.24,
12/19 03Z,  -0.40,  -8.07,  99.90,  -8.71,  -0.24,
12/19 04Z,  -0.30,  -8.91,  99.90,  -9.45,  -0.24,  (min)
12/19 05Z,  -0.30,  -8.85,  99.90,  -9.39,  -0.24,
12/19 06Z,  -0.40,  -7.97,  99.90,  -8.62,  -0.24,
12/19 07Z,  -0.30,  -6.49,  99.90,  -7.03,  -0.24,
12/19 08Z,  -0.20,  -4.76,  99.90,  -5.20,  -0.24,
12/19 09Z,  -0.20,  -3.24,  99.90,  -3.68,  -0.24,
12/19 10Z,  -0.20,  -2.23,  99.90,  -2.67,  -0.24,
12/19 11Z,  -0.20,  -1.83,  99.90,  -2.28,  -0.24,  (max)
12/19 12Z,  -0.20,  -2.08,  99.90,  -2.52,  -0.24,
12/19 13Z,  -0.20,  -2.88,  99.90,  -3.32,  -0.24,
12/19 14Z,  -0.30,  -3.94,  99.90,  -4.48,  -0.24,
12/19 15Z,  -0.30,  -4.78,  99.90,  -5.32,  -0.24,
12/19 16Z,  -0.30,  -5.04,  99.90,  -5.58,  -0.24,  (min)
12/19 17Z,  -0.30,  -4.61,  99.90,  -5.15,  -0.24,
12/19 18Z,  -0.30,  -3.57,  99.90,  -4.11,  -0.24,