EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
mllw-on
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Alaska
Gulf of Alaska
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Kodiak Island, AK
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Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Seward, AK : 02/12/2026 18:21:57 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/11 00Z,   1.30,   2.79,   3.08,  99.90,  -1.01,  (min)
02/11 01Z,   1.40,   3.24,   3.48,  99.90,  -1.16,
02/11 02Z,   1.40,   3.95,   3.97,  99.90,  -1.38,
02/11 03Z,   1.60,   4.77,   4.91,  99.90,  -1.46,
02/11 04Z,   1.60,   5.46,   5.68,  99.90,  -1.38,
02/11 05Z,   1.60,   5.91,   5.89,  99.90,  -1.62,
02/11 06Z,   1.50,   6.10,   6.27,  99.90,  -1.33,  (max)
02/11 07Z,   1.50,   6.05,   6.23,  99.90,  -1.32,
02/11 08Z,   1.50,   5.83,   5.96,  99.90,  -1.37,
02/11 09Z,   1.50,   5.58,   5.49,  99.90,  -1.59,  (min)
02/11 10Z,   1.80,   5.50,   5.50,  99.90,  -1.80,
02/11 11Z,   1.50,   5.70,   5.85,  99.90,  -1.35,
02/11 12Z,   1.60,   6.17,   6.07,  99.90,  -1.70,
02/11 13Z,   1.60,   6.84,   6.71,  99.90,  -1.73,
02/11 14Z,   1.60,   7.62,   7.58,  99.90,  -1.64,
02/11 15Z,   1.60,   8.37,   8.17,  99.90,  -1.80,
02/11 16Z,   1.60,   8.88,   8.78,  99.90,  -1.70,
02/11 17Z,   1.60,   8.99,   8.94,  99.90,  -1.65,  (max)
02/11 18Z,   1.50,   8.63,   8.51,  99.90,  -1.62,
02/11 19Z,   1.60,   7.86,   7.88,  99.90,  -1.58,
02/11 20Z,   1.60,   6.73,   6.75,  99.90,  -1.58,
02/11 21Z,   1.50,   5.39,   5.32,  99.90,  -1.57,
02/11 22Z,   1.40,   4.07,   3.98,  99.90,  -1.49,
02/11 23Z,   1.30,   3.03,   3.05,  99.90,  -1.28,
02/12 00Z,   1.30,   2.42,   2.38,  99.90,  -1.34,
02/12 01Z,   1.30,   2.27,   2.21,  99.90,  -1.36,  (min)
02/12 02Z,   1.20,   2.60,   2.49,  99.90,  -1.31,
02/12 03Z,   1.00,   3.35,   3.27,  99.90,  -1.08,
02/12 04Z,   0.90,   4.32,   4.03,  99.90,  -1.19,
02/12 05Z,   0.90,   5.28,   5.11,  99.90,  -1.07,
02/12 06Z,   1.20,   6.02,   5.90,  99.90,  -1.32,
02/12 07Z,   1.10,   6.49,   6.45,  99.90,  -1.14,
02/12 08Z,   1.00,   6.63,   6.52,  99.90,  -1.11,  (max)
02/12 09Z,   1.00,   6.46,   6.46,  99.90,  -1.00,
02/12 10Z,   1.10,   6.13,   5.92,  99.90,  -1.31,
02/12 11Z,   1.20,   5.86,   5.75,  99.90,  -1.31,  (min)
02/12 12Z,   1.30,   5.80,   5.77,  99.90,  -1.33,
02/12 13Z,   1.30,   6.04,   5.84,  99.90,  -1.50,
02/12 14Z,   1.50,   6.55,   6.43,  99.90,  -1.62,
02/12 15Z,   1.50,   7.30,   7.25,  99.90,  -1.55,
02/12 16Z,   1.40,   8.15,   8.00,  99.90,  -1.55,
02/12 17Z,   1.40,   8.83,   8.68,  99.90,  -1.55,
02/12 18Z,   1.40,   9.12,   9.08,  99.90,  -1.44,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/12 19Z,   1.50,   8.90,  99.90,   8.97,  -1.44,
02/12 20Z,   1.70,   8.18,  99.90,   8.44,  -1.44,
02/12 21Z,   1.80,   6.97,  99.90,   7.33,  -1.44,
02/12 22Z,   1.80,   5.43,  99.90,   5.79,  -1.44,
02/12 23Z,   1.90,   3.85,  99.90,   4.31,  -1.44,
02/13 00Z,   2.00,   2.55,  99.90,   3.10,  -1.44,
02/13 01Z,   2.00,   1.74,  99.90,   2.29,  -1.44,
02/13 02Z,   1.90,   1.53,  99.90,   1.99,  -1.45,  (min)
02/13 03Z,   1.80,   1.98,  99.90,   2.33,  -1.45,
02/13 04Z,   1.70,   2.98,  99.90,   3.24,  -1.45,
02/13 05Z,   1.60,   4.29,  99.90,   4.44,  -1.45,
02/13 06Z,   1.50,   5.57,  99.90,   5.62,  -1.45,
02/13 07Z,   1.40,   6.57,  99.90,   6.52,  -1.45,
02/13 08Z,   1.40,   7.15,  99.90,   7.10,  -1.45,  (max)
02/13 09Z,   1.30,   7.25,  99.90,   7.10,  -1.45,
02/13 10Z,   1.30,   6.89,  99.90,   6.74,  -1.45,
02/13 11Z,   1.30,   6.27,  99.90,   6.12,  -1.45,
02/13 12Z,   1.30,   5.70,  99.90,   5.55,  -1.45,
02/13 13Z,   1.30,   5.42,  99.90,   5.26,  -1.45,  (min)
02/13 14Z,   1.20,   5.54,  99.90,   5.29,  -1.45,
02/13 15Z,   1.30,   6.12,  99.90,   5.97,  -1.45,
02/13 16Z,   1.30,   7.08,  99.90,   6.93,  -1.45,
02/13 17Z,   1.10,   8.19,  99.90,   7.84,  -1.45,
02/13 18Z,   1.00,   9.12,  99.90,   8.67,  -1.45,
02/13 19Z,   0.90,   9.56,  99.90,   9.01,  -1.45,  (max)
02/13 20Z,   0.90,   9.37,  99.90,   8.82,  -1.45,
02/13 21Z,   0.90,   8.49,  99.90,   7.94,  -1.45,
02/13 22Z,   0.90,   6.99,  99.90,   6.44,  -1.45,
02/13 23Z,   0.80,   5.10,  99.90,   4.45,  -1.45,
02/14 00Z,   0.70,   3.19,  99.90,   2.44,  -1.45,
02/14 01Z,   0.70,   1.68,  99.90,   0.92,  -1.45,
02/14 02Z,   0.70,   0.83,  99.90,   0.08,  -1.45,  (min)
02/14 03Z,   0.80,   0.81,  99.90,   0.16,  -1.45,
02/14 04Z,   0.70,   1.61,  99.90,   0.86,  -1.45,
02/14 05Z,   0.80,   3.05,  99.90,   2.40,  -1.45,
02/14 06Z,   0.80,   4.76,  99.90,   4.11,  -1.45,
02/14 07Z,   0.80,   6.32,  99.90,   5.67,  -1.45,
02/14 08Z,   0.70,   7.41,  99.90,   6.66,  -1.45,
02/14 09Z,   0.70,   7.89,  99.90,   7.14,  -1.45,  (max)
02/14 10Z,   0.70,   7.70,  99.90,   6.95,  -1.45,
02/14 11Z,   0.70,   6.94,  99.90,   6.19,  -1.45,
02/14 12Z,   0.60,   5.94,  99.90,   5.09,  -1.45,
02/14 13Z,   0.60,   5.08,  99.90,   4.23,  -1.45,
02/14 14Z,   0.60,   4.69,  99.90,   3.84,  -1.45,  (min)
02/14 15Z,   0.60,   4.93,  99.90,   4.07,  -1.45,
02/14 16Z,   0.60,   5.79,  99.90,   4.94,  -1.45,
02/14 17Z,   0.60,   7.12,  99.90,   6.27,  -1.45,
02/14 18Z,   0.70,   8.58,  99.90,   7.83,  -1.45,
02/14 19Z,   0.70,   9.71,  99.90,   8.96,  -1.45,
02/14 20Z,   0.80,  10.17,  99.90,   9.52,  -1.45,  (max)
02/14 21Z,   0.70,   9.79,  99.90,   9.04,  -1.45,
02/14 22Z,   0.80,   8.56,  99.90,   7.91,  -1.45,
02/14 23Z,   0.80,   6.62,  99.90,   5.97,  -1.45,
02/15 00Z,   0.80,   4.30,  99.90,   3.65,  -1.45,
02/15 01Z,   0.70,   2.13,  99.90,   1.38,  -1.45,
02/15 02Z,   0.70,   0.58,  99.90,  -0.17,  -1.45,
02/15 03Z,   0.70,  -0.04,  99.90,  -0.79,  -1.45,  (min)
02/15 04Z,   0.70,   0.37,  99.90,  -0.39,  -1.45,
02/15 05Z,   0.60,   1.71,  99.90,   0.86,  -1.45,
02/15 06Z,   0.50,   3.67,  99.90,   2.71,  -1.45,
02/15 07Z,   0.50,   5.73,  99.90,   4.77,  -1.45,
02/15 08Z,   0.60,   7.39,  99.90,   6.54,  -1.45,
02/15 09Z,   0.50,   8.35,  99.90,   7.40,  -1.45,
02/15 10Z,   0.60,   8.48,  99.90,   7.63,  -1.45,  (max)
02/15 11Z,   0.50,   7.79,  99.90,   6.84,  -1.45,
02/15 12Z,   0.50,   6.54,  99.90,   5.58,  -1.45,
02/15 13Z,   0.50,   5.15,  99.90,   4.20,  -1.45,
02/15 14Z,   0.50,   4.15,  99.90,   3.20,  -1.45,
02/15 15Z,   0.30,   3.86,  99.90,   2.71,  -1.45,  (min)
02/15 16Z,   0.30,   4.42,  99.90,   3.27,  -1.45,
02/15 17Z,   0.30,   5.73,  99.90,   4.58,  -1.45,
02/15 18Z,   0.40,   7.51,  99.90,   6.45,  -1.45,
02/15 19Z,   0.30,   9.25,  99.90,   8.10,  -1.45,
02/15 20Z,   0.40,  10.44,  99.90,   9.39,  -1.45,
02/15 21Z,   0.40,  10.71,  99.90,   9.66,  -1.45,  (max)
02/15 22Z,   0.40,   9.95,  99.90,   8.90,  -1.45,
02/15 23Z,   0.30,   8.22,  99.90,   7.06,  -1.45,
02/16 00Z,   0.20,   5.78,  99.90,   4.52,  -1.45,
02/16 01Z,   0.20,   3.12,  99.90,   1.87,  -1.45,
02/16 02Z,   0.10,   0.88,  99.90,  -0.47,  -1.45,
02/16 03Z,   0.10,  -0.45,  99.90,  -1.80,  -1.45,
02/16 04Z,   0.10,  -0.59,  99.90,  -1.94,  -1.45,  (min)
02/16 05Z,   0.10,   0.44,  99.90,  -0.91,  -1.45,
02/16 06Z,   0.10,   2.41,  99.90,   1.06,  -1.45,
02/16 07Z,   0.00,   4.82,  99.90,   3.36,  -1.45,
02/16 08Z,   0.00,   7.05,  99.90,   5.60,  -1.45,
02/16 09Z,   0.00,   8.59,  99.90,   7.14,  -1.45,
02/16 10Z,   0.00,   9.16,  99.90,   7.71,  -1.45,  (max)
02/16 11Z,   0.00,   8.73,  99.90,   7.27,  -1.45,
02/16 12Z,   0.00,   7.44,  99.90,   5.98,  -1.45,