EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Alaska
Gulf of Alaska
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Elfin Cove, AK
Yakutat, AK
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Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
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Adak Island, AK
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Unalaska, AK
Surge List
Gulf of Alaska
#Friday Harbor, WA : 11/18/2025 09:20:54 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 18Z,   0.80,   5.61,   6.48,  99.90,   0.07,
11/16 19Z,   0.70,   6.35,   7.12,  99.90,   0.07,
11/16 20Z,   0.70,   7.06,   7.78,  99.90,   0.02,
11/16 21Z,   0.80,   7.54,   8.25,  99.90,  -0.09,
11/16 22Z,   0.80,   7.64,   8.26,  99.90,  -0.18,  (max)
11/16 23Z,   0.80,   7.21,   7.78,  99.90,  -0.23,
11/17 00Z,   0.90,   6.23,   6.90,  99.90,  -0.23,
11/17 01Z,   0.90,   4.84,   5.59,  99.90,  -0.15,
11/17 02Z,   0.90,   3.31,   4.08,  99.90,  -0.13,
11/17 03Z,   0.90,   1.98,   2.69,  99.90,  -0.19,
11/17 04Z,   0.90,   1.10,   1.80,  99.90,  -0.20,
11/17 05Z,   0.90,   0.80,   1.53,  99.90,  -0.17,  (min)
11/17 06Z,   0.80,   1.05,   1.85,  99.90,  -0.00,
11/17 07Z,   0.70,   1.77,   2.59,  99.90,   0.12,
11/17 08Z,   0.70,   2.79,   3.73,  99.90,   0.24,
11/17 09Z,   0.80,   3.96,   4.88,  99.90,   0.12,
11/17 10Z,   0.80,   5.06,   5.94,  99.90,   0.08,
11/17 11Z,   0.70,   5.90,   6.69,  99.90,   0.09,
11/17 12Z,   0.60,   6.32,   7.11,  99.90,   0.19,
11/17 13Z,   0.60,   6.30,   7.12,  99.90,   0.22,  (max)
11/17 14Z,   0.60,   6.00,   6.73,  99.90,   0.13,
11/17 15Z,   0.50,   5.62,   6.24,  99.90,   0.12,
11/17 16Z,   0.50,   5.41,   5.95,  99.90,   0.04,
11/17 17Z,   0.40,   5.46,   5.86,  99.90,  -0.00,  (min)
11/17 18Z,   0.50,   5.79,   6.04,  99.90,  -0.25,
11/17 19Z,   0.40,   6.29,   6.46,  99.90,  -0.23,
11/17 20Z,   0.30,   6.84,   6.97,  99.90,  -0.17,
11/17 21Z,   0.30,   7.28,   7.38,  99.90,  -0.20,
11/17 22Z,   0.40,   7.44,   7.48,  99.90,  -0.36,  (max)
11/17 23Z,   0.30,   7.17,   7.13,  99.90,  -0.34,
11/18 00Z,   0.30,   6.35,   6.33,  99.90,  -0.32,
11/18 01Z,   0.30,   5.04,   5.12,  99.90,  -0.22,
11/18 02Z,   0.30,   3.43,   3.53,  99.90,  -0.20,
11/18 03Z,   0.30,   1.87,   1.94,  99.90,  -0.23,
11/18 04Z,   0.20,   0.70,   0.70,  99.90,  -0.20,
11/18 05Z,   0.20,   0.12,   0.11,  99.90,  -0.21,  (min)
11/18 06Z,   0.20,   0.20,   0.25,  99.90,  -0.15,
11/18 07Z,   0.20,   0.86,   0.91,  99.90,  -0.15,
11/18 08Z,   0.10,   1.93,   2.06,  99.90,   0.03,
11/18 09Z,   0.20,   3.27,   3.41,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/18 10Z,   0.20,   4.66,  99.90,   4.81,  -0.05,
11/18 11Z,   0.20,   5.90,  99.90,   6.05,  -0.05,
11/18 12Z,   0.10,   6.78,  99.90,   6.83,  -0.05,
11/18 13Z,   0.10,   7.16,  99.90,   7.22,  -0.04,
11/18 14Z,   0.20,   7.08,  99.90,   7.24,  -0.04,  (max)
11/18 15Z,   0.10,   6.72,  99.90,   6.79,  -0.04,
11/18 16Z,   0.10,   6.33,  99.90,   6.40,  -0.03,
11/18 17Z,   0.10,   6.12,  99.90,   6.19,  -0.03,  (min)
11/18 18Z,   0.10,   6.16,  99.90,   6.23,  -0.03,
11/18 19Z,   0.10,   6.42,  99.90,   6.50,  -0.02,
11/18 20Z,   0.10,   6.78,  99.90,   6.86,  -0.02,
11/18 21Z,   0.10,   7.12,  99.90,   7.20,  -0.02,
11/18 22Z,   0.10,   7.28,  99.90,   7.36,  -0.02,  (max)
11/18 23Z,   0.10,   7.11,  99.90,   7.19,  -0.02,
11/19 00Z,   0.10,   6.47,  99.90,   6.56,  -0.02,
11/19 01Z,   0.10,   5.31,  99.90,   5.39,  -0.02,
11/19 02Z,   0.10,   3.74,  99.90,   3.82,  -0.02,
11/19 03Z,   0.10,   2.04,  99.90,   2.13,  -0.02,
11/19 04Z,   0.10,   0.59,  99.90,   0.68,  -0.02,
11/19 05Z,   0.00,  -0.29,  99.90,  -0.31,  -0.02,
11/19 06Z,   0.00,  -0.46,  99.90,  -0.48,  -0.02,  (min)
11/19 07Z,   0.00,   0.04,  99.90,   0.03,  -0.02,
11/19 08Z,   0.00,   1.09,  99.90,   1.07,  -0.02,
11/19 09Z,   0.00,   2.48,  99.90,   2.46,  -0.02,
11/19 10Z,   0.00,   4.03,  99.90,   4.02,  -0.02,
11/19 11Z,   0.00,   5.55,  99.90,   5.53,  -0.02,
11/19 12Z,   0.10,   6.81,  99.90,   6.89,  -0.02,
11/19 13Z,   0.10,   7.60,  99.90,   7.69,  -0.02,
11/19 14Z,   0.10,   7.86,  99.90,   7.95,  -0.02,  (max)
11/19 15Z,   0.10,   7.67,  99.90,   7.75,  -0.02,
11/19 16Z,   0.10,   7.24,  99.90,   7.33,  -0.02,
11/19 17Z,   0.20,   6.84,  99.90,   7.03,  -0.02,
11/19 18Z,   0.10,   6.64,  99.90,   6.72,  -0.02,  (min)
11/19 19Z,   0.10,   6.67,  99.90,   6.75,  -0.02,
11/19 20Z,   0.20,   6.85,  99.90,   7.04,  -0.02,
11/19 21Z,   0.20,   7.07,  99.90,   7.25,  -0.02,
11/19 22Z,   0.10,   7.19,  99.90,   7.28,  -0.02,  (max)
11/19 23Z,   0.10,   7.08,  99.90,   7.17,  -0.02,
11/20 00Z,   0.20,   6.60,  99.90,   6.79,  -0.02,
11/20 01Z,   0.30,   5.64,  99.90,   5.92,  -0.02,
11/20 02Z,   0.30,   4.20,  99.90,   4.49,  -0.02,
11/20 03Z,   0.40,   2.49,  99.90,   2.87,  -0.02,
11/20 04Z,   0.40,   0.84,  99.90,   1.22,  -0.02,
11/20 05Z,   0.40,  -0.38,  99.90,   0.01,  -0.02,
11/20 06Z,   0.40,  -0.89,  99.90,  -0.50,  -0.02,  (min)
11/20 07Z,   0.50,  -0.63,  99.90,  -0.15,  -0.02,
11/20 08Z,   0.50,   0.28,  99.90,   0.76,  -0.02,
11/20 09Z,   0.50,   1.64,  99.90,   2.12,  -0.02,
11/20 10Z,   0.50,   3.25,  99.90,   3.74,  -0.02,
11/20 11Z,   0.60,   4.92,  99.90,   5.51,  -0.02,
11/20 12Z,   0.60,   6.44,  99.90,   7.03,  -0.02,
11/20 13Z,   0.60,   7.60,  99.90,   8.18,  -0.02,
11/20 14Z,   0.60,   8.24,  99.90,   8.82,  -0.02,
11/20 15Z,   0.60,   8.33,  99.90,   8.91,  -0.02,  (max)
11/20 16Z,   0.60,   8.01,  99.90,   8.60,  -0.02,
11/20 17Z,   0.60,   7.55,  99.90,   8.13,  -0.02,
11/20 18Z,   0.50,   7.16,  99.90,   7.65,  -0.02,
11/20 19Z,   0.50,   6.99,  99.90,   7.47,  -0.02,  (min)
11/20 20Z,   0.50,   7.00,  99.90,   7.48,  -0.02,
11/20 21Z,   0.40,   7.11,  99.90,   7.49,  -0.02,
11/20 22Z,   0.40,   7.18,  99.90,   7.57,  -0.02,  (max)
11/20 23Z,   0.40,   7.10,  99.90,   7.49,  -0.02,
11/21 00Z,   0.40,   6.75,  99.90,   7.13,  -0.02,
11/21 01Z,   0.40,   5.99,  99.90,   6.37,  -0.02,
11/21 02Z,   0.40,   4.77,  99.90,   5.15,  -0.02,
11/21 03Z,   0.50,   3.15,  99.90,   3.64,  -0.02,
11/21 04Z,   0.40,   1.41,  99.90,   1.80,  -0.02,
11/21 05Z,   0.30,  -0.08,  99.90,   0.21,  -0.02,
11/21 06Z,   0.30,  -0.97,  99.90,  -0.69,  -0.02,
11/21 07Z,   0.30,  -1.08,  99.90,  -0.80,  -0.02,  (min)
11/21 08Z,   0.30,  -0.44,  99.90,  -0.15,  -0.02,
11/21 09Z,   0.20,   0.79,  99.90,   0.97,  -0.02,
11/21 10Z,   0.20,   2.37,  99.90,   2.55,  -0.02,
11/21 11Z,   0.20,   4.09,  99.90,   4.27,  -0.02,
11/21 12Z,   0.20,   5.76,  99.90,   5.95,  -0.02,
11/21 13Z,   0.20,   7.18,  99.90,   7.37,  -0.02,
11/21 14Z,   0.20,   8.17,  99.90,   8.35,  -0.02,
11/21 15Z,   0.20,   8.60,  99.90,   8.79,  -0.02,  (max)
11/21 16Z,   0.20,   8.53,  99.90,   8.71,  -0.02,
11/21 17Z,   0.20,   8.13,  99.90,   8.31,  -0.02,
11/21 18Z,   0.30,   7.66,  99.90,   7.95,  -0.02,
11/21 19Z,   0.20,   7.32,  99.90,   7.51,  -0.02,
11/21 20Z,   0.20,   7.18,  99.90,   7.37,  -0.02,
11/21 21Z,   0.20,   7.18,  99.90,   7.36,  -0.02,  (min)
11/21 22Z,   0.20,   7.21,  99.90,   7.39,  -0.02,  (max)
11/21 23Z,   0.10,   7.15,  99.90,   7.23,  -0.02,
11/22 00Z,   0.10,   6.89,  99.90,   6.97,  -0.02,
11/22 01Z,  99.90,   6.32,  99.90,  99.90,  -0.02,
11/22 02Z,  99.90,   5.34,  99.90,  99.90,  -0.02,
11/22 03Z,  99.90,   3.93,  99.90,  99.90,  -0.02,
11/22 04Z,  99.90,   2.25,  99.90,  99.90,  -0.02,
11/22 05Z,  99.90,   0.59,  99.90,  99.90,  -0.02,
11/22 06Z,  99.90,  -0.65,  99.90,  99.90,  -0.02,