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
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Seldovia, AK
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Anchorage, AK
Kodiak Island, AK
Alitak, AK
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Ketchikan, AK : 05/09/2026 20:23:27 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/08 00Z,  -0.40,  -5.73,  -6.00,  99.90,   0.13,
05/08 01Z,  -0.30,  -4.55,  -4.83,  99.90,   0.02,
05/08 02Z,  -0.30,  -4.31,  -4.71,  99.90,  -0.10,  (max)
05/08 03Z,  -0.30,  -4.98,  -5.34,  99.90,  -0.06,
05/08 04Z,  -0.30,  -6.29,  -6.61,  99.90,  -0.02,
05/08 05Z,  -0.30,  -7.78,  -8.02,  99.90,   0.06,
05/08 06Z,  -0.30,  -8.96,  -9.10,  99.90,   0.16,
05/08 07Z,  -0.30,  -9.44,  -9.53,  99.90,   0.21,  (min)
05/08 08Z,  -0.30,  -9.06,  -9.16,  99.90,   0.20,
05/08 09Z,  -0.30,  -7.90,  -8.15,  99.90,   0.05,
05/08 10Z,  -0.20,  -6.28,  -6.59,  99.90,  -0.11,
05/08 11Z,  -0.20,  -4.59,  -4.93,  99.90,  -0.14,
05/08 12Z,  -0.20,  -3.29,  -3.54,  99.90,  -0.05,
05/08 13Z,  -0.10,  -2.76,  -2.92,  99.90,  -0.06,  (max)
05/08 14Z,  -0.10,  -3.23,  -3.33,  99.90,   0.00,
05/08 15Z,   0.00,  -4.69,  -4.66,  99.90,   0.03,
05/08 16Z,   0.00,  -6.87,  -6.81,  99.90,   0.06,
05/08 17Z,   0.00,  -9.32,  -9.33,  99.90,  -0.01,
05/08 18Z,   0.00, -11.49, -11.53,  99.90,  -0.04,
05/08 19Z,   0.00, -12.94, -13.05,  99.90,  -0.11,
05/08 20Z,   0.10, -13.40, -13.51,  99.90,  -0.21,  (min)
05/08 21Z,   0.10, -12.84, -12.92,  99.90,  -0.18,
05/08 22Z,   0.20, -11.45, -11.33,  99.90,  -0.08,
05/08 23Z,   0.30,  -9.54,  -9.37,  99.90,  -0.13,
05/09 00Z,   0.20,  -7.53,  -7.34,  99.90,  -0.01,
05/09 01Z,   0.30,  -5.83,  -5.68,  99.90,  -0.15,
05/09 02Z,   0.40,  -4.77,  -4.69,  99.90,  -0.32,
05/09 03Z,   0.50,  -4.54,  -4.51,  99.90,  -0.47,  (max)
05/09 04Z,   0.50,  -5.11,  -5.07,  99.90,  -0.46,
05/09 05Z,   0.50,  -6.25,  -6.09,  99.90,  -0.34,
05/09 06Z,   0.30,  -7.58,  -7.32,  99.90,  -0.04,
05/09 07Z,   0.40,  -8.66,  -8.35,  99.90,  -0.09,
05/09 08Z,   0.50,  -9.18,  -8.80,  99.90,  -0.12,  (min)
05/09 09Z,   0.50,  -8.95,  -8.69,  99.90,  -0.24,
05/09 10Z,   0.60,  -8.04,  -7.91,  99.90,  -0.47,
05/09 11Z,   0.70,  -6.68,  -6.56,  99.90,  -0.58,
05/09 12Z,   0.40,  -5.22,  -5.05,  99.90,  -0.23,
05/09 13Z,   0.50,  -4.07,  -3.92,  99.90,  -0.35,
05/09 14Z,   0.60,  -3.57,  -3.34,  99.90,  -0.37,  (max)
05/09 15Z,   0.60,  -3.94,  -3.64,  99.90,  -0.30,
05/09 16Z,   0.60,  -5.19,  -4.90,  99.90,  -0.31,
05/09 17Z,   0.60,  -7.09,  -6.80,  99.90,  -0.31,
05/09 18Z,   0.60,  -9.25,  -9.06,  99.90,  -0.41,
05/09 19Z,   0.50, -11.21, -11.16,  99.90,  -0.45,
05/09 20Z,   0.30, -12.54, -12.50,  99.90,  -0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/09 21Z,   0.30, -12.99,  99.90, -12.94,  -0.25,  (min)
05/09 22Z,   0.30, -12.50,  99.90, -12.44,  -0.24,
05/09 23Z,   0.20, -11.20,  99.90, -11.24,  -0.24,
05/10 00Z,   0.20,  -9.37,  99.90,  -9.41,  -0.23,
05/10 01Z,   0.20,  -7.41,  99.90,  -7.43,  -0.23,
05/10 02Z,   0.30,  -5.69,  99.90,  -5.61,  -0.22,
05/10 03Z,   0.30,  -4.57,  99.90,  -4.48,  -0.21,
05/10 04Z,   0.30,  -4.26,  99.90,  -4.17,  -0.21,  (max)
05/10 05Z,   0.30,  -4.77,  99.90,  -4.67,  -0.20,
05/10 06Z,   0.30,  -5.92,  99.90,  -5.82,  -0.19,
05/10 07Z,   0.20,  -7.35,  99.90,  -7.34,  -0.19,
05/10 08Z,   0.20,  -8.64,  99.90,  -8.62,  -0.18,
05/10 09Z,   0.20,  -9.42,  99.90,  -9.40,  -0.18,
05/10 10Z,   0.20,  -9.48,  99.90,  -9.46,  -0.18,  (min)
05/10 11Z,   0.20,  -8.79,  99.90,  -8.77,  -0.18,
05/10 12Z,   0.10,  -7.55,  99.90,  -7.63,  -0.18,
05/10 13Z,   0.20,  -6.08,  99.90,  -6.06,  -0.18,
05/10 14Z,   0.20,  -4.80,  99.90,  -4.78,  -0.18,
05/10 15Z,   0.20,  -4.08,  99.90,  -4.06,  -0.18,  (max)
05/10 16Z,   0.20,  -4.19,  99.90,  -4.17,  -0.18,
05/10 17Z,   0.10,  -5.19,  99.90,  -5.27,  -0.18,
05/10 18Z,   0.00,  -6.91,  99.90,  -7.09,  -0.18,
05/10 19Z,   0.00,  -8.98,  99.90,  -9.16,  -0.18,
05/10 20Z,   0.00, -10.94,  99.90, -11.12,  -0.18,
05/10 21Z,  -0.10, -12.34,  99.90, -12.62,  -0.18,
05/10 22Z,  -0.10, -12.87,  99.90, -13.15,  -0.18,  (min)
05/10 23Z,   0.00, -12.42,  99.90, -12.60,  -0.18,
05/11 00Z,   0.00, -11.08,  99.90, -11.27,  -0.18,
05/11 01Z,   0.00,  -9.14,  99.90,  -9.32,  -0.18,
05/11 02Z,   0.00,  -6.99,  99.90,  -7.17,  -0.18,
05/11 03Z,   0.00,  -5.09,  99.90,  -5.27,  -0.18,
05/11 04Z,  -0.10,  -3.84,  99.90,  -4.12,  -0.18,
05/11 05Z,  -0.10,  -3.50,  99.90,  -3.78,  -0.18,  (max)
05/11 06Z,  -0.20,  -4.14,  99.90,  -4.52,  -0.18,
05/11 07Z,  -0.20,  -5.56,  99.90,  -5.94,  -0.18,
05/11 08Z,  -0.30,  -7.39,  99.90,  -7.87,  -0.18,
05/11 09Z,  -0.40,  -9.12,  99.90,  -9.71,  -0.18,
05/11 10Z,  -0.40, -10.31,  99.90, -10.89,  -0.18,
05/11 11Z,  -0.40, -10.64,  99.90, -11.22,  -0.18,  (min)
05/11 12Z,  -0.40, -10.03,  99.90, -10.61,  -0.18,
05/11 13Z,  -0.30,  -8.66,  99.90,  -9.14,  -0.18,
05/11 14Z,  -0.30,  -6.90,  99.90,  -7.38,  -0.18,
05/11 15Z,  -0.30,  -5.24,  99.90,  -5.72,  -0.18,
05/11 16Z,  -0.40,  -4.14,  99.90,  -4.72,  -0.18,
05/11 17Z,  -0.40,  -3.94,  99.90,  -4.52,  -0.18,  (max)
05/11 18Z,  -0.50,  -4.78,  99.90,  -5.46,  -0.18,
05/11 19Z,  -0.60,  -6.48,  99.90,  -7.26,  -0.18,
05/11 20Z,  -0.60,  -8.67,  99.90,  -9.45,  -0.18,
05/11 21Z,  -0.60, -10.82,  99.90, -11.60,  -0.18,
05/11 22Z,  -0.60, -12.39,  99.90, -13.17,  -0.18,
05/11 23Z,  -0.60, -12.99,  99.90, -13.77,  -0.18,  (min)
05/12 00Z,  -0.50, -12.45,  99.90, -13.14,  -0.18,
05/12 01Z,  -0.40, -10.89,  99.90, -11.47,  -0.18,
05/12 02Z,  -0.40,  -8.61,  99.90,  -9.19,  -0.18,
05/12 03Z,  -0.40,  -6.12,  99.90,  -6.70,  -0.18,
05/12 04Z,  -0.50,  -3.97,  99.90,  -4.65,  -0.18,
05/12 05Z,  -0.50,  -2.64,  99.90,  -3.32,  -0.18,
05/12 06Z,  -0.60,  -2.45,  99.90,  -3.24,  -0.18,  (max)
05/12 07Z,  -0.60,  -3.47,  99.90,  -4.25,  -0.18,
05/12 08Z,  -0.60,  -5.45,  99.90,  -6.24,  -0.18,
05/12 09Z,  -0.60,  -7.91,  99.90,  -8.69,  -0.18,
05/12 10Z,  -0.60, -10.23,  99.90, -11.01,  -0.18,
05/12 11Z,  -0.50, -11.81,  99.90, -12.49,  -0.18,
05/12 12Z,  -0.40, -12.27,  99.90, -12.85,  -0.18,  (min)
05/12 13Z,  -0.30, -11.50,  99.90, -11.98,  -0.18,
05/12 14Z,  -0.30,  -9.73,  99.90, -10.22,  -0.18,
05/12 15Z,  -0.30,  -7.44,  99.90,  -7.93,  -0.18,
05/12 16Z,  -0.30,  -5.24,  99.90,  -5.72,  -0.18,
05/12 17Z,  -0.40,  -3.72,  99.90,  -4.30,  -0.18,
05/12 18Z,  -0.50,  -3.31,  99.90,  -3.99,  -0.18,  (max)
05/12 19Z,  -0.50,  -4.13,  99.90,  -4.81,  -0.18,
05/12 20Z,  -0.50,  -6.02,  99.90,  -6.70,  -0.18,
05/12 21Z,  -0.50,  -8.49,  99.90,  -9.17,  -0.18,
05/12 22Z,  -0.40, -10.92,  99.90, -11.50,  -0.18,
05/12 23Z,  -0.30, -12.65,  99.90, -13.13,  -0.18,
05/13 00Z,  -0.20, -13.20,  99.90, -13.58,  -0.18,  (min)
05/13 01Z,  -0.20, -12.41,  99.90, -12.79,  -0.18,
05/13 02Z,  -0.10, -10.41,  99.90, -10.69,  -0.18,
05/13 03Z,  -0.10,  -7.65,  99.90,  -7.93,  -0.18,
05/13 04Z,  -0.10,  -4.77,  99.90,  -5.05,  -0.18,
05/13 05Z,  -0.10,  -2.43,  99.90,  -2.71,  -0.18,
05/13 06Z,  -0.20,  -1.19,  99.90,  -1.57,  -0.18,  (max)
05/13 07Z,  -0.20,  -1.40,  99.90,  -1.78,  -0.18,
05/13 08Z,  -0.30,  -3.04,  99.90,  -3.53,  -0.18,
05/13 09Z,  -0.30,  -5.79,  99.90,  -6.27,  -0.18,
05/13 10Z,  -0.20,  -9.00,  99.90,  -9.38,  -0.18,
05/13 11Z,  -0.20, -11.89,  99.90, -12.27,  -0.18,
05/13 12Z,  -0.10, -13.73,  99.90, -14.02,  -0.18,