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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Ketchikan, AK
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Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Seward, AK : 10/17/2026 11:25:28 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 12Z,   1.60,  -2.53,  -2.24,  99.90,  -1.31,
10/15 13Z,   1.60,  -2.20,  -1.78,  99.90,  -1.18,  (max)
10/15 14Z,   1.70,  -2.64,  -2.19,  99.90,  -1.25,
10/15 15Z,   1.80,  -3.61,  -3.02,  99.90,  -1.21,
10/15 16Z,   1.80,  -4.82,  -4.19,  99.90,  -1.17,
10/15 17Z,   1.90,  -5.89,  -5.23,  99.90,  -1.24,
10/15 18Z,   2.00,  -6.41,  -5.56,  99.90,  -1.15,  (min)
10/15 19Z,   2.10,  -6.13,  -5.24,  99.90,  -1.21,
10/15 20Z,   2.20,  -5.09,  -4.24,  99.90,  -1.35,
10/15 21Z,   2.20,  -3.58,  -3.00,  99.90,  -1.62,
10/15 22Z,   2.00,  -2.01,  -1.59,  99.90,  -1.58,
10/15 23Z,   1.90,  -0.76,  -0.32,  99.90,  -1.46,
10/16 00Z,   2.00,  -0.20,   0.23,  99.90,  -1.57,  (max)
10/16 01Z,   1.90,  -0.52,  -0.05,  99.90,  -1.43,
10/16 02Z,   1.70,  -1.69,  -1.25,  99.90,  -1.26,
10/16 03Z,   1.70,  -3.46,  -3.12,  99.90,  -1.36,
10/16 04Z,   1.60,  -5.51,  -5.16,  99.90,  -1.25,
10/16 05Z,   1.50,  -7.49,  -7.17,  99.90,  -1.18,
10/16 06Z,   1.50,  -8.98,  -8.56,  99.90,  -1.08,
10/16 07Z,   1.40,  -9.63,  -9.13,  99.90,  -0.90,  (min)
10/16 08Z,   1.40,  -9.33,  -8.91,  99.90,  -0.98,
10/16 09Z,   1.30,  -8.27,  -7.89,  99.90,  -0.92,
10/16 10Z,   1.30,  -6.77,  -6.41,  99.90,  -0.94,
10/16 11Z,   1.40,  -5.17,  -4.79,  99.90,  -1.02,
10/16 12Z,   1.50,  -3.83,  -3.45,  99.90,  -1.12,
10/16 13Z,   1.50,  -3.05,  -2.64,  99.90,  -1.09,
10/16 14Z,   1.50,  -2.90,  -2.47,  99.90,  -1.07,  (max)
10/16 15Z,   1.50,  -3.31,  -2.91,  99.90,  -1.10,
10/16 16Z,   1.50,  -4.06,  -3.70,  99.90,  -1.14,
10/16 17Z,   1.50,  -4.92,  -4.61,  99.90,  -1.19,
10/16 18Z,   1.50,  -5.59,  -5.31,  99.90,  -1.22,
10/16 19Z,   1.50,  -5.76,  -5.51,  99.90,  -1.25,  (min)
10/16 20Z,   1.40,  -5.30,  -5.18,  99.90,  -1.28,
10/16 21Z,   1.40,  -4.31,  -4.13,  99.90,  -1.22,
10/16 22Z,   1.40,  -3.09,  -2.94,  99.90,  -1.25,
10/16 23Z,   1.40,  -1.94,  -1.84,  99.90,  -1.30,
10/17 00Z,   1.40,  -1.14,  -0.95,  99.90,  -1.21,
10/17 01Z,   1.30,  -0.95,  -0.68,  99.90,  -1.03,  (max)
10/17 02Z,   1.20,  -1.46,  -1.22,  99.90,  -0.96,
10/17 03Z,   1.20,  -2.60,  -2.39,  99.90,  -0.99,
10/17 04Z,   1.20,  -4.14,  -3.96,  99.90,  -1.02,
10/17 05Z,   1.20,  -5.84,  -5.68,  99.90,  -1.04,
10/17 06Z,   1.30,  -7.41,  -7.27,  99.90,  -1.16,
10/17 07Z,   1.30,  -8.52,  -8.34,  99.90,  -1.12,
10/17 08Z,   1.40,  -8.91,  -8.73,  99.90,  -1.22,  (min)
10/17 09Z,   1.40,  -8.58,  -8.52,  99.90,  -1.34,
10/17 10Z,   1.40,  -7.69,  -7.51,  99.90,  -1.22,
10/17 11Z,   1.50,  -6.50,  -6.33,  99.90,  -1.33,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 12Z,   1.40,  -5.25,  99.90,  -5.18,  -1.33,
10/17 13Z,   1.30,  -4.21,  99.90,  -4.23,  -1.32,
10/17 14Z,   1.30,  -3.58,  99.90,  -3.59,  -1.31,
10/17 15Z,   1.20,  -3.43,  99.90,  -3.53,  -1.31,  (max)
10/17 16Z,   1.20,  -3.66,  99.90,  -3.76,  -1.30,
10/17 17Z,   1.30,  -4.15,  99.90,  -4.14,  -1.29,
10/17 18Z,   1.30,  -4.72,  99.90,  -4.71,  -1.29,
10/17 19Z,   1.40,  -5.14,  99.90,  -5.02,  -1.28,  (min)
10/17 20Z,   1.50,  -5.18,  99.90,  -4.96,  -1.27,
10/17 21Z,   1.50,  -4.76,  99.90,  -4.53,  -1.27,
10/17 22Z,   1.60,  -4.00,  99.90,  -3.66,  -1.26,
10/17 23Z,   1.60,  -3.12,  99.90,  -2.77,  -1.25,
10/18 00Z,   1.50,  -2.32,  99.90,  -2.08,  -1.25,
10/18 01Z,   1.50,  -1.80,  99.90,  -1.56,  -1.25,  (max)
10/18 02Z,   1.40,  -1.74,  99.90,  -1.60,  -1.25,
10/18 03Z,   1.40,  -2.22,  99.90,  -2.08,  -1.25,
10/18 04Z,   1.30,  -3.16,  99.90,  -3.12,  -1.25,
10/18 05Z,   1.20,  -4.41,  99.90,  -4.47,  -1.25,
10/18 06Z,   1.10,  -5.79,  99.90,  -5.94,  -1.25,
10/18 07Z,   1.10,  -7.08,  99.90,  -7.23,  -1.25,
10/18 08Z,   1.10,  -8.00,  99.90,  -8.15,  -1.25,
10/18 09Z,   1.10,  -8.35,  99.90,  -8.51,  -1.25,  (min)
10/18 10Z,   1.10,  -8.14,  99.90,  -8.29,  -1.25,
10/18 11Z,   1.10,  -7.49,  99.90,  -7.64,  -1.25,
10/18 12Z,   1.10,  -6.55,  99.90,  -6.71,  -1.25,
10/18 13Z,   1.10,  -5.51,  99.90,  -5.66,  -1.25,
10/18 14Z,   1.10,  -4.55,  99.90,  -4.71,  -1.25,
10/18 15Z,   1.00,  -3.89,  99.90,  -4.15,  -1.25,
10/18 16Z,   0.90,  -3.60,  99.90,  -3.95,  -1.25,  (max)
10/18 17Z,   0.90,  -3.63,  99.90,  -3.99,  -1.25,
10/18 18Z,   1.00,  -3.93,  99.90,  -4.18,  -1.25,
10/18 19Z,   0.90,  -4.36,  99.90,  -4.72,  -1.25,
10/18 20Z,   0.60,  -4.75,  99.90,  -5.40,  -1.25,  (min)
10/18 21Z,   0.90,  -4.87,  99.90,  -5.22,  -1.25,
10/18 22Z,   1.00,  -4.65,  99.90,  -4.91,  -1.25,
10/18 23Z,   0.80,  -4.18,  99.90,  -4.64,  -1.25,
10/19 00Z,   0.70,  -3.58,  99.90,  -4.14,  -1.25,
10/19 01Z,   0.70,  -2.98,  99.90,  -3.53,  -1.25,
10/19 02Z,   0.80,  -2.52,  99.90,  -2.97,  -1.25,
10/19 03Z,   0.70,  -2.38,  99.90,  -2.93,  -1.25,  (max)
10/19 04Z,   0.60,  -2.66,  99.90,  -3.31,  -1.25,
10/19 05Z,   0.60,  -3.34,  99.90,  -4.00,  -1.25,
10/19 06Z,   0.70,  -4.34,  99.90,  -4.89,  -1.25,
10/19 07Z,   0.60,  -5.52,  99.90,  -6.18,  -1.25,
10/19 08Z,   0.70,  -6.71,  99.90,  -7.27,  -1.25,
10/19 09Z,   0.70,  -7.64,  99.90,  -8.19,  -1.25,
10/19 10Z,   0.70,  -8.10,  99.90,  -8.65,  -1.25,  (min)
10/19 11Z,   0.70,  -8.06,  99.90,  -8.61,  -1.25,
10/19 12Z,   0.70,  -7.58,  99.90,  -8.13,  -1.25,
10/19 13Z,   0.70,  -6.75,  99.90,  -7.30,  -1.25,
10/19 14Z,   0.70,  -5.69,  99.90,  -6.24,  -1.25,
10/19 15Z,   0.70,  -4.63,  99.90,  -5.19,  -1.25,
10/19 16Z,   0.70,  -3.81,  99.90,  -4.36,  -1.25,
10/19 17Z,   0.90,  -3.34,  99.90,  -3.70,  -1.25,  (max)
10/19 18Z,   0.80,  -3.25,  99.90,  -3.71,  -1.25,
10/19 19Z,   0.80,  -3.52,  99.90,  -3.98,  -1.25,
10/19 20Z,   1.00,  -4.05,  99.90,  -4.30,  -1.25,
10/19 21Z,   1.10,  -4.61,  99.90,  -4.76,  -1.25,
10/19 22Z,   1.10,  -4.98,  99.90,  -5.13,  -1.25,
10/19 23Z,   1.00,  -5.04,  99.90,  -5.29,  -1.25,  (min)
10/20 00Z,   1.20,  -4.80,  99.90,  -4.86,  -1.25,
10/20 01Z,   1.20,  -4.33,  99.90,  -4.38,  -1.25,
10/20 02Z,   1.20,  -3.69,  99.90,  -3.75,  -1.25,
10/20 03Z,   1.20,  -3.07,  99.90,  -3.12,  -1.25,
10/20 04Z,   1.20,  -2.69,  99.90,  -2.75,  -1.25,  (max)
10/20 05Z,   1.20,  -2.72,  99.90,  -2.78,  -1.25,
10/20 06Z,   1.30,  -3.19,  99.90,  -3.14,  -1.25,
10/20 07Z,   1.30,  -4.06,  99.90,  -4.02,  -1.25,
10/20 08Z,   1.40,  -5.24,  99.90,  -5.09,  -1.25,
10/20 09Z,   1.30,  -6.51,  99.90,  -6.47,  -1.25,
10/20 10Z,   1.40,  -7.57,  99.90,  -7.42,  -1.25,
10/20 11Z,   1.30,  -8.18,  99.90,  -8.13,  -1.25,  (min)
10/20 12Z,   1.40,  -8.25,  99.90,  -8.10,  -1.25,
10/20 13Z,   1.20,  -7.77,  99.90,  -7.83,  -1.25,
10/20 14Z,   1.40,  -6.82,  99.90,  -6.67,  -1.25,
10/20 15Z,   1.40,  -5.55,  99.90,  -5.41,  -1.25,
10/20 16Z,   1.70,  -4.27,  99.90,  -3.82,  -1.25,
10/20 17Z,   1.90,  -3.26,  99.90,  -2.61,  -1.25,
10/20 18Z,   1.90,  -2.71,  99.90,  -2.06,  -1.25,
10/20 19Z,   1.90,  -2.68,  99.90,  -2.03,  -1.25,  (max)
10/20 20Z,   2.00,  -3.15,  99.90,  -2.41,  -1.25,
10/20 21Z,   2.10,  -3.99,  99.90,  -3.14,  -1.25,
10/20 22Z,   2.20,  -4.90,  99.90,  -3.95,  -1.25,
10/20 23Z,   2.20,  -5.59,  99.90,  -4.64,  -1.25,
10/21 00Z,   2.40,  -5.88,  99.90,  -4.73,  -1.25,