EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Alaska
Gulf of Alaska
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Ketchikan, AK
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Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
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Seldovia, AK
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Kodiak Island, AK
Alitak, AK
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Unalaska, AK
Surge List
Gulf of Alaska
#Ketchikan, AK : 06/17/2026 21:23:53 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/16 06Z,   0.00,  -7.51,  -6.97,  99.90,   0.54,
06/16 07Z,   0.00,  -3.60,  -3.10,  99.90,   0.50,
06/16 08Z,   0.00,  -0.02,   0.41,  99.90,   0.43,
06/16 09Z,   0.00,   2.34,   2.80,  99.90,   0.46,
06/16 10Z,   0.00,   2.81,   3.14,  99.90,   0.33,  (max)
06/16 11Z,   0.00,   1.08,   1.29,  99.90,   0.21,
06/16 12Z,  -0.10,  -2.69,  -2.63,  99.90,   0.16,
06/16 13Z,  -0.10,  -7.79,  -7.71,  99.90,   0.18,
06/16 14Z,  -0.10, -13.10, -12.93,  99.90,   0.27,
06/16 15Z,  -0.10, -17.36, -17.03,  99.90,   0.43,
06/16 16Z,  -0.10, -19.58, -19.12,  99.90,   0.56,  (min)
06/16 17Z,  -0.10, -19.33, -18.91,  99.90,   0.52,
06/16 18Z,  -0.20, -16.81, -16.59,  99.90,   0.42,
06/16 19Z,  -0.20, -12.74, -12.70,  99.90,   0.24,
06/16 20Z,  -0.20,  -8.11,  -8.23,  99.90,   0.08,
06/16 21Z,  -0.20,  -3.97,  -4.28,  99.90,  -0.11,
06/16 22Z,  -0.20,  -1.18,  -1.42,  99.90,  -0.04,
06/16 23Z,  -0.20,  -0.34,  -0.52,  99.90,   0.02,  (max)
06/17 00Z,  -0.30,  -1.56,  -1.63,  99.90,   0.23,
06/17 01Z,  -0.30,  -4.40,  -4.39,  99.90,   0.31,
06/17 02Z,  -0.40,  -7.95,  -7.97,  99.90,   0.38,
06/17 03Z,  -0.40, -11.10, -11.21,  99.90,   0.29,
06/17 04Z,  -0.40, -12.84, -12.99,  99.90,   0.25,  (min)
06/17 05Z,  -0.50, -12.66, -12.81,  99.90,   0.35,
06/17 06Z,  -0.60, -10.60, -10.70,  99.90,   0.50,
06/17 07Z,  -0.60,  -7.20,  -7.27,  99.90,   0.53,
06/17 08Z,  -0.60,  -3.32,  -3.33,  99.90,   0.59,
06/17 09Z,  -0.70,   0.10,  -0.03,  99.90,   0.57,
06/17 10Z,  -0.70,   2.21,   1.95,  99.90,   0.44,
06/17 11Z,  -0.70,   2.37,   2.02,  99.90,   0.35,  (max)
06/17 12Z,  -0.70,   0.33,  -0.09,  99.90,   0.28,
06/17 13Z,  -0.70,  -3.66,  -4.04,  99.90,   0.32,
06/17 14Z,  -0.70,  -8.79,  -8.99,  99.90,   0.50,
06/17 15Z,  -0.70, -13.86, -13.89,  99.90,   0.67,
06/17 16Z,  -0.70, -17.69, -17.70,  99.90,   0.69,
06/17 17Z,  -0.80, -19.39, -19.48,  99.90,   0.71,  (min)
06/17 18Z,  -0.80, -18.68, -18.89,  99.90,   0.59,
06/17 19Z,  -0.80, -15.86, -16.26,  99.90,   0.40,
06/17 20Z,  -0.80, -11.69, -12.16,  99.90,   0.33,
06/17 21Z,  -0.80,  -7.15,  -7.64,  99.90,   0.31,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/17 22Z,  -0.70,  -3.25,  99.90,  -3.65,   0.30,
06/17 23Z,  -0.70,  -0.83,  99.90,  -1.23,   0.30,
06/18 00Z,  -0.70,  -0.40,  99.90,  -0.80,   0.30,  (max)
06/18 01Z,  -0.70,  -1.96,  99.90,  -2.37,   0.29,
06/18 02Z,  -0.70,  -4.99,  99.90,  -5.40,   0.29,
06/18 03Z,  -0.80,  -8.53,  99.90,  -9.04,   0.28,
06/18 04Z,  -0.80, -11.47,  99.90, -11.99,   0.28,
06/18 05Z,  -0.80, -12.94,  99.90, -13.47,   0.27,  (min)
06/18 06Z,  -0.80, -12.53,  99.90, -13.07,   0.27,
06/18 07Z,  -0.90, -10.38,  99.90, -11.02,   0.26,
06/18 08Z,  -0.90,  -7.05,  99.90,  -7.69,   0.26,
06/18 09Z,  -0.90,  -3.36,  99.90,  -4.01,   0.25,
06/18 10Z,  -0.90,  -0.22,  99.90,  -0.86,   0.25,
06/18 11Z,  -0.90,   1.57,  99.90,   0.92,   0.25,  (max)
06/18 12Z,  -0.90,   1.42,  99.90,   0.77,   0.25,
06/18 13Z,  -1.00,  -0.83,  99.90,  -1.57,   0.25,
06/18 14Z,  -1.00,  -4.81,  99.90,  -5.56,   0.25,
06/18 15Z,  -1.00,  -9.67,  99.90, -10.42,   0.25,
06/18 16Z,  -1.00, -14.26,  99.90, -15.01,   0.25,
06/18 17Z,  -1.00, -17.49,  99.90, -18.24,   0.25,
06/18 18Z,  -1.00, -18.64,  99.90, -19.39,   0.25,  (min)
06/18 19Z,  -1.00, -17.55,  99.90, -18.29,   0.25,
06/18 20Z,  -0.90, -14.58,  99.90, -15.22,   0.25,
06/18 21Z,  -0.90, -10.48,  99.90, -11.12,   0.25,
06/18 22Z,  -0.80,  -6.20,  99.90,  -6.75,   0.25,
06/18 23Z,  -0.80,  -2.70,  99.90,  -3.24,   0.25,
06/19 00Z,  -0.70,  -0.73,  99.90,  -1.17,   0.25,
06/19 01Z,  -0.70,  -0.70,  99.90,  -1.14,   0.25,  (max)
06/19 02Z,  -0.70,  -2.51,  99.90,  -2.96,   0.25,
06/19 03Z,  -0.70,  -5.57,  99.90,  -6.02,   0.25,
06/19 04Z,  -0.80,  -8.94,  99.90,  -9.48,   0.25,
06/19 05Z,  -0.80, -11.61,  99.90, -12.16,   0.25,
06/19 06Z,  -0.90, -12.84,  99.90, -13.48,   0.25,  (min)
06/19 07Z,  -0.90, -12.32,  99.90, -12.96,   0.25,
06/19 08Z,  -1.00, -10.23,  99.90, -10.98,   0.25,
06/19 09Z,  -1.00,  -7.13,  99.90,  -7.87,   0.25,
06/19 10Z,  -0.90,  -3.77,  99.90,  -4.42,   0.25,
06/19 11Z,  -0.90,  -1.00,  99.90,  -1.65,   0.25,
06/19 12Z,  -0.80,   0.44,  99.90,  -0.11,   0.25,  (max)
06/19 13Z,  -0.80,   0.06,  99.90,  -0.48,   0.25,
06/19 14Z,  -0.70,  -2.20,  99.90,  -2.65,   0.25,
06/19 15Z,  -0.80,  -5.94,  99.90,  -6.48,   0.25,
06/19 16Z,  -0.80, -10.29,  99.90, -10.84,   0.25,
06/19 17Z,  -0.80, -14.22,  99.90, -14.77,   0.25,
06/19 18Z,  -0.80, -16.80,  99.90, -17.34,   0.25,
06/19 19Z,  -0.80, -17.44,  99.90, -17.99,   0.25,  (min)
06/19 20Z,  -0.80, -16.09,  99.90, -16.63,   0.25,
06/19 21Z,  -0.80, -13.11,  99.90, -13.66,   0.25,
06/19 22Z,  -0.70,  -9.24,  99.90,  -9.69,   0.25,
06/19 23Z,  -0.60,  -5.37,  99.90,  -5.71,   0.25,
06/20 00Z,  -0.60,  -2.34,  99.90,  -2.69,   0.25,
06/20 01Z,  -0.50,  -0.83,  99.90,  -1.08,   0.25,  (max)
06/20 02Z,  -0.50,  -1.13,  99.90,  -1.38,   0.25,
06/20 03Z,  -0.50,  -3.06,  99.90,  -3.31,   0.25,
06/20 04Z,  -0.50,  -6.02,  99.90,  -6.27,   0.25,
06/20 05Z,  -0.50,  -9.14,  99.90,  -9.39,   0.25,
06/20 06Z,  -0.60, -11.55,  99.90, -11.89,   0.25,
06/20 07Z,  -0.60, -12.62,  99.90, -12.97,   0.25,  (min)
06/20 08Z,  -0.70, -12.13,  99.90, -12.58,   0.25,
06/20 09Z,  -0.70, -10.25,  99.90, -10.70,   0.25,
06/20 10Z,  -0.70,  -7.49,  99.90,  -7.94,   0.25,
06/20 11Z,  -0.60,  -4.55,  99.90,  -4.89,   0.25,
06/20 12Z,  -0.50,  -2.17,  99.90,  -2.42,   0.25,
06/20 13Z,  -0.50,  -1.02,  99.90,  -1.26,   0.25,  (max)
06/20 14Z,  -0.50,  -1.48,  99.90,  -1.73,   0.25,
06/20 15Z,  -0.50,  -3.56,  99.90,  -3.81,   0.25,
06/20 16Z,  -0.50,  -6.84,  99.90,  -7.08,   0.25,
06/20 17Z,  -0.50, -10.53,  99.90, -10.78,   0.25,
06/20 18Z,  -0.60, -13.75,  99.90, -14.09,   0.25,
06/20 19Z,  -0.60, -15.70,  99.90, -16.05,   0.25,
06/20 20Z,  -0.60, -15.95,  99.90, -16.30,   0.25,  (min)
06/20 21Z,  -0.60, -14.46,  99.90, -14.81,   0.25,
06/20 22Z,  -0.50, -11.62,  99.90, -11.87,   0.25,
06/20 23Z,  -0.40,  -8.10,  99.90,  -8.24,   0.25,
06/21 00Z,  -0.30,  -4.69,  99.90,  -4.74,   0.25,
06/21 01Z,  -0.20,  -2.16,  99.90,  -2.11,   0.25,
06/21 02Z,  -0.20,  -1.06,  99.90,  -1.00,   0.25,  (max)
06/21 03Z,  -0.20,  -1.58,  99.90,  -1.52,   0.25,
06/21 04Z,  -0.20,  -3.51,  99.90,  -3.46,   0.25,
06/21 05Z,  -0.30,  -6.30,  99.90,  -6.34,   0.25,
06/21 06Z,  -0.30,  -9.17,  99.90,  -9.22,   0.25,
06/21 07Z,  -0.40, -11.39,  99.90, -11.54,   0.25,
06/21 08Z,  -0.50, -12.43,  99.90, -12.68,   0.25,  (min)
06/21 09Z,  -0.50, -12.09,  99.90, -12.33,   0.25,
06/21 10Z,  -0.50, -10.51,  99.90, -10.76,   0.25,
06/21 11Z,  -0.40,  -8.14,  99.90,  -8.29,   0.25,
06/21 12Z,  -0.40,  -5.60,  99.90,  -5.74,   0.25,
06/21 13Z,  99.90,  -3.55,  99.90,  99.90,   0.25,
06/21 14Z,  99.90,  -2.55,  99.90,  99.90,   0.25,
06/21 15Z,  99.90,  -2.93,  99.90,  99.90,   0.25,
06/21 16Z,  99.90,  -4.66,  99.90,  99.90,   0.25,
06/21 17Z,  99.90,  -7.36,  99.90,  99.90,   0.25,
06/21 18Z,  99.90, -10.36,  99.90,  99.90,   0.25,