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
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Unalaska, AK
Surge List
Gulf of Alaska
#Friday Harbor, WA : 05/23/2025 18:21:45 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/22 00Z,  -0.30,   1.29,   1.58,  99.90,   0.59,
05/22 01Z,  -0.20,   1.10,   1.44,  99.90,   0.54,  (min)
05/22 02Z,  -0.20,   1.42,   1.66,  99.90,   0.44,
05/22 03Z,  -0.20,   2.23,   2.44,  99.90,   0.41,
05/22 04Z,  -0.20,   3.40,   3.58,  99.90,   0.38,
05/22 05Z,  -0.20,   4.73,   4.81,  99.90,   0.28,
05/22 06Z,  -0.20,   5.97,   6.09,  99.90,   0.32,
05/22 07Z,  -0.20,   6.92,   7.00,  99.90,   0.28,
05/22 08Z,  -0.20,   7.43,   7.54,  99.90,   0.31,
05/22 09Z,  -0.20,   7.41,   7.69,  99.90,   0.48,  (max)
05/22 10Z,  -0.10,   6.86,   7.23,  99.90,   0.47,
05/22 11Z,  -0.10,   5.88,   6.20,  99.90,   0.42,
05/22 12Z,  -0.10,   4.67,   5.01,  99.90,   0.44,
05/22 13Z,  -0.10,   3.52,   3.86,  99.90,   0.44,
05/22 14Z,  -0.10,   2.68,   3.07,  99.90,   0.49,
05/22 15Z,  -0.10,   2.28,   2.59,  99.90,   0.41,
05/22 16Z,  -0.10,   2.34,   2.52,  99.90,   0.28,  (min)
05/22 17Z,  -0.10,   2.74,   2.80,  99.90,   0.16,
05/22 18Z,  -0.10,   3.28,   3.40,  99.90,   0.22,
05/22 19Z,  -0.10,   3.80,   3.86,  99.90,   0.16,
05/22 20Z,  -0.10,   4.14,   4.21,  99.90,   0.17,
05/22 21Z,  -0.10,   4.23,   4.29,  99.90,   0.16,  (max)
05/22 22Z,  -0.10,   4.01,   4.16,  99.90,   0.25,
05/22 23Z,  -0.10,   3.54,   3.73,  99.90,   0.29,
05/23 00Z,  -0.10,   2.94,   3.21,  99.90,   0.37,
05/23 01Z,  -0.10,   2.45,   2.73,  99.90,   0.38,
05/23 02Z,  -0.10,   2.29,   2.55,  99.90,   0.36,  (min)
05/23 03Z,  -0.10,   2.58,   2.92,  99.90,   0.44,
05/23 04Z,  -0.10,   3.34,   3.56,  99.90,   0.32,
05/23 05Z,  -0.10,   4.42,   4.52,  99.90,   0.20,
05/23 06Z,  -0.10,   5.59,   5.63,  99.90,   0.14,
05/23 07Z,  -0.20,   6.61,   6.63,  99.90,   0.22,
05/23 08Z,  -0.20,   7.28,   7.32,  99.90,   0.24,
05/23 09Z,  -0.10,   7.45,   7.56,  99.90,   0.21,  (max)
05/23 10Z,  -0.10,   7.04,   7.22,  99.90,   0.28,
05/23 11Z,  -0.10,   6.07,   6.35,  99.90,   0.38,
05/23 12Z,  -0.10,   4.69,   5.06,  99.90,   0.47,
05/23 13Z,  -0.10,   3.16,   3.56,  99.90,   0.50,
05/23 14Z,  -0.10,   1.84,   2.27,  99.90,   0.53,
05/23 15Z,  -0.10,   0.99,   1.35,  99.90,   0.46,
05/23 16Z,  -0.20,   0.77,   1.10,  99.90,   0.53,  (min)
05/23 17Z,  -0.20,   1.13,   1.36,  99.90,   0.43,
05/23 18Z,  -0.10,   1.90,   2.09,  99.90,   0.29,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/23 19Z,  -0.20,   2.87,  99.90,   2.95,   0.28,
05/23 20Z,  -0.20,   3.81,  99.90,   3.89,   0.28,
05/23 21Z,  -0.20,   4.56,  99.90,   4.64,   0.28,
05/23 22Z,  -0.10,   4.99,  99.90,   5.17,   0.28,  (max)
05/23 23Z,  -0.20,   5.04,  99.90,   5.12,   0.28,
05/24 00Z,  -0.20,   4.73,  99.90,   4.82,   0.28,
05/24 01Z,  -0.20,   4.22,  99.90,   4.30,   0.28,
05/24 02Z,  -0.10,   3.75,  99.90,   3.93,   0.28,
05/24 03Z,  -0.10,   3.58,  99.90,   3.76,   0.28,  (min)
05/24 04Z,  -0.10,   3.84,  99.90,   4.01,   0.28,
05/24 05Z,  -0.10,   4.52,  99.90,   4.70,   0.28,
05/24 06Z,  -0.10,   5.46,  99.90,   5.64,   0.28,
05/24 07Z,  -0.10,   6.42,  99.90,   6.60,   0.28,
05/24 08Z,  -0.10,   7.17,  99.90,   7.35,   0.28,
05/24 09Z,  -0.10,   7.51,  99.90,   7.69,   0.28,  (max)
05/24 10Z,  -0.10,   7.29,  99.90,   7.47,   0.28,
05/24 11Z,  -0.10,   6.46,  99.90,   6.64,   0.28,
05/24 12Z,  -0.10,   5.06,  99.90,   5.23,   0.28,
05/24 13Z,  -0.10,   3.29,  99.90,   3.47,   0.28,
05/24 14Z,  -0.10,   1.51,  99.90,   1.68,   0.28,
05/24 15Z,  -0.10,   0.10,  99.90,   0.27,   0.28,
05/24 16Z,  -0.10,  -0.64,  99.90,  -0.46,   0.28,  (min)
05/24 17Z,  -0.10,  -0.59,  99.90,  -0.41,   0.28,
05/24 18Z,  -0.10,   0.14,  99.90,   0.32,   0.28,
05/24 19Z,  -0.20,   1.34,  99.90,   1.42,   0.28,
05/24 20Z,  -0.10,   2.73,  99.90,   2.91,   0.28,
05/24 21Z,  -0.10,   4.09,  99.90,   4.27,   0.28,
05/24 22Z,  -0.10,   5.21,  99.90,   5.39,   0.28,
05/24 23Z,  -0.10,   5.94,  99.90,   6.12,   0.28,
05/25 00Z,  -0.10,   6.19,  99.90,   6.37,   0.28,  (max)
05/25 01Z,  -0.10,   5.98,  99.90,   6.16,   0.28,
05/25 02Z,  -0.10,   5.51,  99.90,   5.68,   0.28,
05/25 03Z,  -0.10,   5.03,  99.90,   5.21,   0.28,
05/25 04Z,   0.00,   4.83,  99.90,   5.11,   0.28,  (min)
05/25 05Z,   0.00,   5.04,  99.90,   5.32,   0.28,
05/25 06Z,   0.00,   5.62,  99.90,   5.90,   0.28,
05/25 07Z,   0.00,   6.40,  99.90,   6.67,   0.28,
05/25 08Z,   0.00,   7.13,  99.90,   7.40,   0.28,
05/25 09Z,   0.00,   7.58,  99.90,   7.86,   0.28,  (max)
05/25 10Z,   0.00,   7.58,  99.90,   7.85,   0.28,
05/25 11Z,   0.00,   6.98,  99.90,   7.25,   0.28,
05/25 12Z,   0.00,   5.73,  99.90,   6.01,   0.28,
05/25 13Z,   0.00,   3.93,  99.90,   4.21,   0.28,
05/25 14Z,   0.00,   1.86,  99.90,   2.14,   0.28,
05/25 15Z,   0.00,  -0.08,  99.90,   0.20,   0.28,
05/25 16Z,   0.00,  -1.45,  99.90,  -1.17,   0.28,
05/25 17Z,   0.00,  -1.98,  99.90,  -1.70,   0.28,  (min)
05/25 18Z,   0.00,  -1.61,  99.90,  -1.33,   0.28,
05/25 19Z,   0.00,  -0.49,  99.90,  -0.21,   0.28,
05/25 20Z,   0.00,   1.10,  99.90,   1.38,   0.28,
05/25 21Z,   0.00,   2.87,  99.90,   3.15,   0.28,
05/25 22Z,   0.00,   4.58,  99.90,   4.86,   0.28,
05/25 23Z,   0.00,   5.99,  99.90,   6.27,   0.28,
05/26 00Z,   0.00,   6.92,  99.90,   7.20,   0.28,
05/26 01Z,   0.00,   7.27,  99.90,   7.55,   0.28,  (max)
05/26 02Z,   0.00,   7.10,  99.90,   7.38,   0.28,
05/26 03Z,   0.00,   6.61,  99.90,   6.89,   0.28,
05/26 04Z,   0.00,   6.12,  99.90,   6.40,   0.28,
05/26 05Z,   0.00,   5.90,  99.90,   6.18,   0.28,  (min)
05/26 06Z,   0.00,   6.06,  99.90,   6.34,   0.28,
05/26 07Z,   0.00,   6.54,  99.90,   6.81,   0.28,
05/26 08Z,   0.00,   7.14,  99.90,   7.41,   0.28,
05/26 09Z,   0.00,   7.63,  99.90,   7.91,   0.28,
05/26 10Z,   0.00,   7.81,  99.90,   8.09,   0.28,  (max)
05/26 11Z,   0.00,   7.49,  99.90,   7.77,   0.28,
05/26 12Z,   0.00,   6.54,  99.90,   6.82,   0.28,
05/26 13Z,   0.00,   4.95,  99.90,   5.23,   0.28,
05/26 14Z,   0.00,   2.85,  99.90,   3.13,   0.28,
05/26 15Z,   0.00,   0.59,  99.90,   0.86,   0.28,
05/26 16Z,   0.00,  -1.37,  99.90,  -1.10,   0.28,
05/26 17Z,   0.00,  -2.60,  99.90,  -2.33,   0.28,
05/26 18Z,   0.00,  -2.86,  99.90,  -2.59,   0.28,  (min)
05/26 19Z,   0.00,  -2.17,  99.90,  -1.89,   0.28,
05/26 20Z,   0.00,  -0.72,  99.90,  -0.44,   0.28,
05/26 21Z,   0.00,   1.18,  99.90,   1.46,   0.28,
05/26 22Z,   0.00,   3.23,  99.90,   3.51,   0.28,
05/26 23Z,   0.00,   5.17,  99.90,   5.45,   0.28,
05/27 00Z,   0.00,   6.74,  99.90,   7.02,   0.28,
05/27 01Z,   0.00,   7.76,  99.90,   8.04,   0.28,
05/27 02Z,   0.00,   8.13,  99.90,   8.40,   0.28,  (max)
05/27 03Z,   0.00,   7.93,  99.90,   8.21,   0.28,
05/27 04Z,   0.00,   7.43,  99.90,   7.70,   0.28,
05/27 05Z,   0.00,   6.93,  99.90,   7.21,   0.28,
05/27 06Z,   0.00,   6.70,  99.90,   6.98,   0.28,  (min)
05/27 07Z,   0.00,   6.82,  99.90,   7.09,   0.28,
05/27 08Z,   0.00,   7.18,  99.90,   7.46,   0.28,
05/27 09Z,  -0.10,   7.62,  99.90,   7.80,   0.28,
05/27 10Z,  -0.10,   7.91,  99.90,   8.08,   0.28,  (max)
05/27 11Z,  -0.10,   7.85,  99.90,   8.03,   0.28,
05/27 12Z,  -0.10,   7.27,  99.90,   7.45,   0.28,