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.

	Port Heiden, AK

	Egegik, AK

	Naknek, AK

	Clark's Pt, AK

	Goodnews Bay

	Quinhagak, AK

	Kuskokwak, AK

	Eek, Apokak, AK

	Popokamute, AK

	Scammon Bay AK

	St. Lawrence, AK

	Kwikluak, AK

	Kawanak, AK

	Apoon, Yukon, AK

	St. Michaels, AK

	Golovin, AK

	Nome, AK

	Port Clarence, AK

	Kotzebue, AK

	Pt. Barrow, AK

	Prudhoe Bay, AK

	St. Paul Island AK
#San Francisco, CA : 11/18/2025 16:22:31 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/17 00Z,   0.70,  -5.25,  -4.55,  99.90,  -0.00,  (min)
11/17 01Z,   0.80,  -4.70,  -3.96,  99.90,  -0.06,
11/17 02Z,   0.80,  -3.89,  -3.13,  99.90,  -0.04,
11/17 03Z,   0.80,  -2.98,  -2.28,  99.90,  -0.10,
11/17 04Z,   0.80,  -2.16,  -1.41,  99.90,  -0.05,
11/17 05Z,   0.80,  -1.59,  -0.82,  99.90,  -0.03,
11/17 06Z,   0.80,  -1.45,  -0.54,  99.90,   0.11,  (max)
11/17 07Z,   0.80,  -1.76,  -0.81,  99.90,   0.15,
11/17 08Z,   0.90,  -2.42,  -1.41,  99.90,   0.11,
11/17 09Z,   1.00,  -3.16,  -2.13,  99.90,   0.03,
11/17 10Z,   0.80,  -3.69,  -2.78,  99.90,   0.11,
11/17 11Z,   0.80,  -3.83,  -2.90,  99.90,   0.13,  (min)
11/17 12Z,   0.70,  -3.52,  -2.58,  99.90,   0.24,
11/17 13Z,   0.70,  -2.86,  -1.91,  99.90,   0.25,
11/17 14Z,   0.70,  -1.98,  -1.11,  99.90,   0.17,
11/17 15Z,   0.80,  -1.07,  -0.25,  99.90,   0.02,
11/17 16Z,   0.80,  -0.31,   0.48,  99.90,  -0.01,
11/17 17Z,   0.80,   0.09,   0.89,  99.90,   0.00,  (max)
11/17 18Z,   0.80,  -0.05,   0.69,  99.90,  -0.06,
11/17 19Z,   0.90,  -0.80,  -0.21,  99.90,  -0.31,
11/17 20Z,   0.80,  -2.04,  -1.48,  99.90,  -0.24,
11/17 21Z,   0.70,  -3.48,  -2.90,  99.90,  -0.12,
11/17 22Z,   0.60,  -4.76,  -4.17,  99.90,  -0.01,
11/17 23Z,   0.60,  -5.56,  -4.93,  99.90,   0.03,
11/18 00Z,   0.50,  -5.79,  -5.16,  99.90,   0.13,  (min)
11/18 01Z,   0.60,  -5.48,  -4.88,  99.90,  -0.00,
11/18 02Z,   0.50,  -4.78,  -4.12,  99.90,   0.16,
11/18 03Z,   0.50,  -3.86,  -3.22,  99.90,   0.14,
11/18 04Z,   0.40,  -2.90,  -2.36,  99.90,   0.14,
11/18 05Z,   0.40,  -2.06,  -1.56,  99.90,   0.10,
11/18 06Z,   0.30,  -1.53,  -0.92,  99.90,   0.31,
11/18 07Z,   0.20,  -1.43,  -0.85,  99.90,   0.38,  (max)
11/18 08Z,   0.30,  -1.78,  -1.11,  99.90,   0.37,
11/18 09Z,   0.30,  -2.41,  -1.78,  99.90,   0.33,
11/18 10Z,   0.30,  -3.04,  -2.54,  99.90,   0.20,
11/18 11Z,   0.20,  -3.41,  -2.90,  99.90,   0.31,  (min)
11/18 12Z,   0.30,  -3.38,  -2.89,  99.90,   0.19,
11/18 13Z,   0.30,  -2.93,  -2.39,  99.90,   0.24,
11/18 14Z,   0.30,  -2.19,  -1.69,  99.90,   0.20,
11/18 15Z,   0.20,  -1.32,  -0.84,  99.90,   0.28,
11/18 16Z,   0.20,  -0.52,  -0.05,  99.90,   0.27,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/18 17Z,   0.20,   0.02,  99.90,   0.48,   0.26,
11/18 18Z,   0.20,   0.12,  99.90,   0.56,   0.24,  (max)
11/18 19Z,   0.20,  -0.37,  99.90,   0.06,   0.23,
11/18 20Z,   0.20,  -1.43,  99.90,  -1.02,   0.21,
11/18 21Z,   0.20,  -2.86,  99.90,  -2.47,   0.20,
11/18 22Z,   0.20,  -4.33,  99.90,  -3.94,   0.18,
11/18 23Z,   0.30,  -5.46,  99.90,  -4.99,   0.17,
11/19 00Z,   0.30,  -6.04,  99.90,  -5.59,   0.15,
11/19 01Z,   0.20,  -6.02,  99.90,  -5.68,   0.14,  (min)
11/19 02Z,   0.20,  -5.50,  99.90,  -5.18,   0.12,
11/19 03Z,   0.20,  -4.66,  99.90,  -4.35,   0.11,
11/19 04Z,   0.20,  -3.67,  99.90,  -3.38,   0.09,
11/19 05Z,   0.20,  -2.69,  99.90,  -2.40,   0.09,
11/19 06Z,   0.20,  -1.90,  99.90,  -1.60,   0.09,
11/19 07Z,   0.20,  -1.45,  99.90,  -1.15,   0.09,
11/19 08Z,   0.20,  -1.44,  99.90,  -1.15,   0.09,  (max)
11/19 09Z,   0.20,  -1.83,  99.90,  -1.53,   0.09,
11/19 10Z,   0.20,  -2.41,  99.90,  -2.12,   0.09,
11/19 11Z,   0.20,  -2.91,  99.90,  -2.62,   0.09,
11/19 12Z,   0.20,  -3.11,  99.90,  -2.82,   0.09,  (min)
11/19 13Z,   0.20,  -2.91,  99.90,  -2.61,   0.09,
11/19 14Z,   0.20,  -2.35,  99.90,  -2.06,   0.09,
11/19 15Z,   0.20,  -1.59,  99.90,  -1.30,   0.09,
11/19 16Z,   0.10,  -0.79,  99.90,  -0.60,   0.09,
11/19 17Z,   0.20,  -0.15,  99.90,   0.14,   0.09,
11/19 18Z,   0.10,   0.14,  99.90,   0.33,   0.09,  (max)
11/19 19Z,   0.10,  -0.08,  99.90,   0.11,   0.09,
11/19 20Z,   0.20,  -0.89,  99.90,  -0.60,   0.09,
11/19 21Z,   0.10,  -2.19,  99.90,  -2.00,   0.09,
11/19 22Z,   0.20,  -3.71,  99.90,  -3.42,   0.09,
11/19 23Z,   0.30,  -5.09,  99.90,  -4.70,   0.09,
11/20 00Z,   0.20,  -6.00,  99.90,  -5.71,   0.09,
11/20 01Z,   0.20,  -6.30,  99.90,  -6.01,   0.09,  (min)
11/20 02Z,   0.20,  -6.02,  99.90,  -5.73,   0.09,
11/20 03Z,   0.20,  -5.33,  99.90,  -5.04,   0.09,
11/20 04Z,   0.20,  -4.39,  99.90,  -4.10,   0.09,
11/20 05Z,   0.10,  -3.38,  99.90,  -3.19,   0.09,
11/20 06Z,   0.20,  -2.43,  99.90,  -2.14,   0.09,
11/20 07Z,   0.20,  -1.73,  99.90,  -1.44,   0.09,
11/20 08Z,   0.20,  -1.39,  99.90,  -1.10,   0.09,  (max)
11/20 09Z,   0.20,  -1.48,  99.90,  -1.19,   0.09,
11/20 10Z,   0.20,  -1.90,  99.90,  -1.61,   0.09,
11/20 11Z,   0.20,  -2.41,  99.90,  -2.12,   0.09,
11/20 12Z,   0.20,  -2.77,  99.90,  -2.47,   0.09,
11/20 13Z,   0.20,  -2.79,  99.90,  -2.50,   0.09,  (min)
11/20 14Z,   0.20,  -2.45,  99.90,  -2.16,   0.09,
11/20 15Z,   0.20,  -1.84,  99.90,  -1.55,   0.09,
11/20 16Z,   0.20,  -1.10,  99.90,  -0.81,   0.09,
11/20 17Z,   0.20,  -0.41,  99.90,  -0.12,   0.09,
11/20 18Z,   0.20,   0.04,  99.90,   0.33,   0.09,
11/20 19Z,   0.20,   0.07,  99.90,   0.36,   0.09,  (max)
11/20 20Z,   0.20,  -0.45,  99.90,  -0.16,   0.09,
11/20 21Z,   0.10,  -1.53,  99.90,  -1.34,   0.09,
11/20 22Z,   0.20,  -2.98,  99.90,  -2.69,   0.09,
11/20 23Z,   0.20,  -4.49,  99.90,  -4.19,   0.09,
11/21 00Z,   0.10,  -5.68,  99.90,  -5.49,   0.09,
11/21 01Z,   0.10,  -6.32,  99.90,  -6.13,   0.09,
11/21 02Z,   0.10,  -6.34,  99.90,  -6.15,   0.09,  (min)
11/21 03Z,   0.00,  -5.85,  99.90,  -5.76,   0.09,
11/21 04Z,   0.00,  -5.03,  99.90,  -4.94,   0.09,
11/21 05Z,   0.00,  -4.05,  99.90,  -3.96,   0.09,
11/21 06Z,   0.10,  -3.05,  99.90,  -2.86,   0.09,
11/21 07Z,   0.10,  -2.18,  99.90,  -1.99,   0.09,
11/21 08Z,   0.10,  -1.60,  99.90,  -1.41,   0.09,
11/21 09Z,   0.10,  -1.39,  99.90,  -1.20,   0.09,  (max)
11/21 10Z,   0.20,  -1.57,  99.90,  -1.28,   0.09,
11/21 11Z,   0.10,  -1.98,  99.90,  -1.79,   0.09,
11/21 12Z,   0.10,  -2.39,  99.90,  -2.20,   0.09,
11/21 13Z,   0.10,  -2.59,  99.90,  -2.40,   0.09,  (min)
11/21 14Z,   0.20,  -2.47,  99.90,  -2.18,   0.09,
11/21 15Z,   0.20,  -2.05,  99.90,  -1.75,   0.09,
11/21 16Z,   0.10,  -1.42,  99.90,  -1.23,   0.09,
11/21 17Z,   0.20,  -0.75,  99.90,  -0.46,   0.09,
11/21 18Z,   0.20,  -0.20,  99.90,   0.09,   0.09,
11/21 19Z,   0.10,   0.05,  99.90,   0.24,   0.09,  (max)
11/21 20Z,   0.10,  -0.17,  99.90,   0.02,   0.09,
11/21 21Z,   0.20,  -0.94,  99.90,  -0.65,   0.09,
11/21 22Z,   0.20,  -2.20,  99.90,  -1.91,   0.09,
11/21 23Z,   0.20,  -3.71,  99.90,  -3.42,   0.09,
11/22 00Z,   0.20,  -5.10,  99.90,  -4.81,   0.09,
11/22 01Z,   0.20,  -6.06,  99.90,  -5.77,   0.09,
11/22 02Z,   0.20,  -6.42,  99.90,  -6.13,   0.09,  (min)
11/22 03Z,   0.20,  -6.21,  99.90,  -5.91,   0.09,
11/22 04Z,   0.20,  -5.57,  99.90,  -5.27,   0.09,
11/22 05Z,   0.10,  -4.68,  99.90,  -4.49,   0.09,
11/22 06Z,   0.20,  -3.69,  99.90,  -3.40,   0.09,
11/22 07Z,  99.90,  -2.75,  99.90,  99.90,   0.09,
11/22 08Z,  99.90,  -1.99,  99.90,  99.90,   0.09,
11/22 09Z,  99.90,  -1.53,  99.90,  99.90,   0.09,
11/22 10Z,  99.90,  -1.44,  99.90,  99.90,   0.09,
11/22 11Z,  99.90,  -1.67,  99.90,  99.90,   0.09,
11/22 12Z,  99.90,  -2.04,  99.90,  99.90,   0.09,