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
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Charleston, SC : 12/17/2025 02:21:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/15 06Z,  -0.30,   2.81,   2.06,  99.90,  -0.45,
12/15 07Z,  -0.20,   3.92,   3.55,  99.90,  -0.17,
12/15 08Z,  -0.20,   4.80,   4.56,  99.90,  -0.04,
12/15 09Z,  -0.20,   5.29,   5.17,  99.90,   0.08,
12/15 10Z,   0.00,   5.29,   5.38,  99.90,   0.09,  (max)
12/15 11Z,   0.10,   4.75,   4.94,  99.90,   0.09,
12/15 12Z,   0.20,   3.83,   4.18,  99.90,   0.15,
12/15 13Z,   0.20,   2.72,   3.13,  99.90,   0.21,
12/15 14Z,   0.10,   1.66,   2.08,  99.90,   0.32,
12/15 15Z,   0.10,   0.92,   1.32,  99.90,   0.30,
12/15 16Z,   0.10,   0.76,   1.22,  99.90,   0.36,  (min)
12/15 17Z,   0.10,   1.24,   1.65,  99.90,   0.31,
12/15 18Z,   0.30,   2.17,   2.46,  99.90,  -0.01,
12/15 19Z,   0.30,   3.19,   3.28,  99.90,  -0.21,
12/15 20Z,   0.30,   4.02,   3.87,  99.90,  -0.45,
12/15 21Z,   0.30,   4.48,   4.33,  99.90,  -0.45,
12/15 22Z,   0.30,   4.48,   4.54,  99.90,  -0.24,  (max)
12/15 23Z,   0.30,   4.00,   4.36,  99.90,   0.06,
12/16 00Z,   0.20,   3.16,   3.51,  99.90,   0.15,
12/16 01Z,   0.20,   2.16,   2.47,  99.90,   0.11,
12/16 02Z,   0.10,   1.24,   1.37,  99.90,   0.03,
12/16 03Z,   0.10,   0.60,   0.74,  99.90,   0.04,
12/16 04Z,   0.10,   0.46,   0.63,  99.90,   0.07,  (min)
12/16 05Z,   0.10,   0.94,   1.09,  99.90,   0.05,
12/16 06Z,   0.10,   1.93,   2.05,  99.90,   0.02,
12/16 07Z,   0.00,   3.14,   3.23,  99.90,   0.09,
12/16 08Z,   0.00,   4.26,   4.45,  99.90,   0.19,
12/16 09Z,   0.00,   5.09,   5.25,  99.90,   0.16,
12/16 10Z,   0.00,   5.49,   5.61,  99.90,   0.12,  (max)
12/16 11Z,   0.00,   5.36,   5.42,  99.90,   0.06,
12/16 12Z,   0.00,   4.69,   4.82,  99.90,   0.13,
12/16 13Z,   0.00,   3.65,   3.87,  99.90,   0.22,
12/16 14Z,   0.10,   2.46,   2.63,  99.90,   0.07,
12/16 15Z,   0.10,   1.38,   1.53,  99.90,   0.05,
12/16 16Z,   0.10,   0.71,   0.93,  99.90,   0.12,  (min)
12/16 17Z,   0.00,   0.68,   0.98,  99.90,   0.30,
12/16 18Z,   0.20,   1.30,   1.57,  99.90,   0.07,
12/16 19Z,   0.20,   2.32,   2.48,  99.90,  -0.04,
12/16 20Z,   0.20,   3.35,   3.38,  99.90,  -0.17,
12/16 21Z,   0.20,   4.14,   4.07,  99.90,  -0.27,
12/16 22Z,   0.20,   4.53,   4.51,  99.90,  -0.22,
12/16 23Z,   0.20,   4.41,   4.51,  99.90,  -0.10,  (max)
12/17 00Z,   0.20,   3.81,   4.03,  99.90,   0.02,
12/17 01Z,   0.20,   2.88,   3.09,  99.90,   0.01,
12/17 02Z,   0.10,   1.85,   2.01,  99.90,   0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/17 03Z,   0.10,   0.96,  99.90,   1.11,   0.05,
12/17 04Z,   0.10,   0.42,  99.90,   0.56,   0.04,  (min)
12/17 05Z,   0.10,   0.45,  99.90,   0.59,   0.03,
12/17 06Z,   0.10,   1.13,  99.90,   1.25,   0.03,
12/17 07Z,   0.10,   2.26,  99.90,   2.38,   0.02,
12/17 08Z,   0.10,   3.52,  99.90,   3.63,   0.01,
12/17 09Z,   0.20,   4.62,  99.90,   4.82,   0.00,
12/17 10Z,   0.10,   5.37,  99.90,   5.46,  -0.00,
12/17 11Z,   0.00,   5.64,  99.90,   5.62,  -0.01,  (max)
12/17 12Z,   0.00,   5.34,  99.90,   5.32,  -0.02,
12/17 13Z,   0.00,   4.51,  99.90,   4.49,  -0.03,
12/17 14Z,   0.00,   3.35,  99.90,   3.31,  -0.04,
12/17 15Z,   0.00,   2.10,  99.90,   2.06,  -0.04,
12/17 16Z,   0.00,   1.06,  99.90,   1.02,  -0.04,
12/17 17Z,   0.00,   0.51,  99.90,   0.48,  -0.04,  (min)
12/17 18Z,   0.00,   0.67,  99.90,   0.64,  -0.04,
12/17 19Z,   0.00,   1.46,  99.90,   1.42,  -0.04,
12/17 20Z,   0.00,   2.55,  99.90,   2.52,  -0.04,
12/17 21Z,   0.10,   3.59,  99.90,   3.65,  -0.04,
12/17 22Z,   0.10,   4.31,  99.90,   4.37,  -0.04,
12/17 23Z,   0.10,   4.57,  99.90,   4.64,  -0.04,  (max)
12/18 00Z,   0.00,   4.32,  99.90,   4.29,  -0.04,
12/18 01Z,   0.00,   3.59,  99.90,   3.56,  -0.04,
12/18 02Z,   0.00,   2.57,  99.90,   2.54,  -0.04,
12/18 03Z,   0.00,   1.51,  99.90,   1.48,  -0.04,
12/18 04Z,   0.00,   0.67,  99.90,   0.64,  -0.04,
12/18 05Z,   0.00,   0.29,  99.90,   0.25,  -0.04,  (min)
12/18 06Z,   0.10,   0.53,  99.90,   0.60,  -0.04,
12/18 07Z,   0.10,   1.41,  99.90,   1.47,  -0.04,
12/18 08Z,   0.00,   2.66,  99.90,   2.62,  -0.04,
12/18 09Z,   0.10,   3.93,  99.90,   4.00,  -0.04,
12/18 10Z,   0.00,   4.96,  99.90,   4.92,  -0.04,
12/18 11Z,   0.00,   5.58,  99.90,   5.54,  -0.04,
12/18 12Z,   0.10,   5.69,  99.90,   5.75,  -0.04,  (max)
12/18 13Z,   0.20,   5.21,  99.90,   5.37,  -0.04,
12/18 14Z,   0.20,   4.23,  99.90,   4.39,  -0.04,
12/18 15Z,   0.10,   2.96,  99.90,   3.02,  -0.04,
12/18 16Z,   0.20,   1.69,  99.90,   1.86,  -0.04,
12/18 17Z,   0.20,   0.74,  99.90,   0.91,  -0.04,
12/18 18Z,   0.10,   0.39,  99.90,   0.46,  -0.04,  (min)
12/18 19Z,   0.10,   0.77,  99.90,   0.84,  -0.04,
12/18 20Z,   0.10,   1.72,  99.90,   1.79,  -0.04,
12/18 21Z,   0.20,   2.87,  99.90,   3.03,  -0.04,
12/18 22Z,   0.30,   3.85,  99.90,   4.12,  -0.04,
12/18 23Z,   0.10,   4.46,  99.90,   4.52,  -0.04,
12/19 00Z,   0.00,   4.58,  99.90,   4.54,  -0.04,  (max)
12/19 01Z,   0.00,   4.17,  99.90,   4.14,  -0.04,
12/19 02Z,   0.00,   3.31,  99.90,   3.28,  -0.04,
12/19 03Z,  -0.10,   2.21,  99.90,   2.08,  -0.04,
12/19 04Z,   0.00,   1.16,  99.90,   1.12,  -0.04,
12/19 05Z,   0.00,   0.42,  99.90,   0.39,  -0.04,
12/19 06Z,   0.10,   0.23,  99.90,   0.30,  -0.04,  (min)
12/19 07Z,   0.20,   0.71,  99.90,   0.88,  -0.04,
12/19 08Z,   0.10,   1.78,  99.90,   1.84,  -0.04,
12/19 09Z,  -0.20,   3.11,  99.90,   2.87,  -0.04,
12/19 10Z,  -0.70,   4.34,  99.90,   3.60,  -0.04,
12/19 11Z,  -0.80,   5.24,  99.90,   4.41,  -0.04,
12/19 12Z,  -0.60,   5.70,  99.90,   5.07,  -0.04,
12/19 13Z,  -0.30,   5.63,  99.90,   5.29,  -0.04,  (max)
12/19 14Z,  -0.30,   4.97,  99.90,   4.63,  -0.04,
12/19 15Z,  -0.60,   3.84,  99.90,   3.20,  -0.04,
12/19 16Z,  -1.00,   2.50,  99.90,   1.47,  -0.04,
12/19 17Z,  -1.20,   1.28,  99.90,   0.05,  -0.04,
12/19 18Z,  -1.20,   0.50,  99.90,  -0.74,  -0.04,
12/19 19Z,  -1.20,   0.39,  99.90,  -0.85,  -0.04,  (min)
12/19 20Z,  -1.10,   1.00,  99.90,  -0.14,  -0.04,
12/19 21Z,  -1.00,   2.08,  99.90,   1.04,  -0.04,
12/19 22Z,  -0.90,   3.23,  99.90,   2.29,  -0.04,
12/19 23Z,  -0.80,   4.11,  99.90,   3.27,  -0.04,
12/20 00Z,  -0.70,   4.56,  99.90,   3.82,  -0.04,  (max)
12/20 01Z,  -0.80,   4.51,  99.90,   3.67,  -0.04,
12/20 02Z,  -0.80,   3.94,  99.90,   3.10,  -0.04,
12/20 03Z,  -0.80,   2.96,  99.90,   2.12,  -0.04,
12/20 04Z,  -0.70,   1.81,  99.90,   1.08,  -0.04,
12/20 05Z,  -0.50,   0.82,  99.90,   0.28,  -0.04,
12/20 06Z,  -0.40,   0.24,  99.90,  -0.19,  -0.04,  (min)
12/20 07Z,  -0.30,   0.29,  99.90,  -0.04,  -0.04,
12/20 08Z,  -0.30,   1.01,  99.90,   0.68,  -0.04,
12/20 09Z,  -0.20,   2.23,  99.90,   1.99,  -0.04,
12/20 10Z,  -0.10,   3.58,  99.90,   3.44,  -0.04,
12/20 11Z,  -0.20,   4.71,  99.90,   4.48,  -0.04,
12/20 12Z,  -0.20,   5.46,  99.90,   5.22,  -0.04,
12/20 13Z,  -0.10,   5.73,  99.90,   5.59,  -0.04,  (max)
12/20 14Z,   0.00,   5.45,  99.90,   5.42,  -0.04,
12/20 15Z,   0.00,   4.62,  99.90,   4.58,  -0.04,
12/20 16Z,   0.00,   3.37,  99.90,   3.34,  -0.04,
12/20 17Z,   0.00,   2.03,  99.90,   1.99,  -0.04,
12/20 18Z,  -0.10,   0.92,  99.90,   0.79,  -0.04,