EXTRA-TROPICAL  STORM  SURGE
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Alaska
Gulf of Alaska
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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
Sand Point, AK
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Unalaska, AK
Surge List
Gulf of Alaska
#Cordova, AK : 04/21/2026 10:21:59 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/19 18Z,   0.10, -18.91, -19.01,  99.90,  -0.20,  (min)
04/19 19Z,   0.10, -16.81, -17.06,  99.90,  -0.35,
04/19 20Z,   0.10, -13.53, -13.74,  99.90,  -0.31,
04/19 21Z,   0.20, -10.00, -10.44,  99.90,  -0.64,
04/19 22Z,   0.30,  -6.99,  -7.39,  99.90,  -0.70,
04/19 23Z,   0.40,  -5.05,  -5.36,  99.90,  -0.71,
04/20 00Z,   0.10,  -4.45,  -4.53,  99.90,  -0.18,  (max)
04/20 01Z,   0.10,  -5.27,  -5.57,  99.90,  -0.40,
04/20 02Z,   0.10,  -7.29,  -7.47,  99.90,  -0.28,
04/20 03Z,   0.20,  -9.93,  -9.83,  99.90,  -0.10,
04/20 04Z,   0.20, -12.47,  99.90,  99.90,  99.90,
04/20 05Z,   0.30, -14.08, -13.89,  99.90,  -0.11,  (min)
04/20 06Z,   0.20, -13.99, -13.83,  99.90,  -0.04,
04/20 07Z,   0.30, -12.08, -11.80,  99.90,  -0.02,
04/20 08Z,   0.40,  -9.03,  -8.98,  99.90,  -0.35,
04/20 09Z,   0.50,  -5.76,  -5.86,  99.90,  -0.60,
04/20 10Z,   0.40,  -3.08,  -2.93,  99.90,  -0.25,
04/20 11Z,   0.40,  -1.61,  -1.47,  99.90,  -0.26,  (max)
04/20 12Z,   0.30,  -1.64,  -1.70,  99.90,  -0.36,
04/20 13Z,   0.30,  -3.24,  -3.56,  99.90,  -0.62,
04/20 14Z,   0.30,  -6.21,  -6.44,  99.90,  -0.53,
04/20 15Z,   0.20, -10.05, -10.28,  99.90,  -0.43,
04/20 16Z,   0.20, -14.00, -14.10,  99.90,  -0.30,
04/20 17Z,   0.10, -17.21, -17.69,  99.90,  -0.58,
04/20 18Z,   0.20, -18.80, -18.82,  99.90,  -0.22,  (min)
04/20 19Z,   0.30, -18.29, -18.21,  99.90,  -0.22,
04/20 20Z,   0.20, -16.02, -16.14,  99.90,  -0.32,
04/20 21Z,   0.20, -12.86, -13.11,  99.90,  -0.45,
04/20 22Z,   0.20,  -9.65,  -9.96,  99.90,  -0.51,
04/20 23Z,   0.20,  -7.07,  -7.42,  99.90,  -0.55,
04/21 00Z,   0.10,  -5.54,  -5.78,  99.90,  -0.34,
04/21 01Z,   0.10,  -5.22,  -5.33,  99.90,  -0.21,  (max)
04/21 02Z,   0.10,  -6.11,  -6.30,  99.90,  -0.29,
04/21 03Z,   0.10,  -7.95,  -8.12,  99.90,  -0.27,
04/21 04Z,   0.10, -10.23, -10.25,  99.90,  -0.12,
04/21 05Z,   0.00, -12.29, -12.38,  99.90,  -0.09,
04/21 06Z,   0.00, -13.40, -13.59,  99.90,  -0.19,  (min)
04/21 07Z,   0.00, -12.92, -12.96,  99.90,  -0.04,
04/21 08Z,   0.10, -10.87, -10.82,  99.90,  -0.05,
04/21 09Z,   0.20,  -7.99,  -8.12,  99.90,  -0.33,
04/21 10Z,   0.20,  -5.15,  -5.28,  99.90,  -0.33,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/21 11Z,   0.10,  -3.03,  99.90,  -3.26,  -0.33,
04/21 12Z,   0.10,  -2.10,  99.90,  -2.32,  -0.32,  (max)
04/21 13Z,   0.00,  -2.52,  99.90,  -2.84,  -0.32,
04/21 14Z,   0.00,  -4.27,  99.90,  -4.59,  -0.32,
04/21 15Z,   0.00,  -7.15,  99.90,  -7.46,  -0.31,
04/21 16Z,   0.00, -10.66,  99.90, -10.97,  -0.31,
04/21 17Z,   0.00, -14.17,  99.90, -14.47,  -0.30,
04/21 18Z,   0.00, -16.91,  99.90, -17.21,  -0.30,
04/21 19Z,   0.00, -18.10,  99.90, -18.40,  -0.30,  (min)
04/21 20Z,   0.00, -17.37,  99.90, -17.67,  -0.29,
04/21 21Z,   0.00, -15.18,  99.90, -15.47,  -0.29,
04/21 22Z,   0.00, -12.36,  99.90, -12.65,  -0.28,
04/21 23Z,   0.00,  -9.64,  99.90,  -9.92,  -0.28,
04/22 00Z,   0.00,  -7.53,  99.90,  -7.82,  -0.28,
04/22 01Z,   0.00,  -6.32,  99.90,  -6.60,  -0.28,
04/22 02Z,   0.00,  -6.07,  99.90,  -6.36,  -0.28,  (max)
04/22 03Z,   0.00,  -6.80,  99.90,  -7.08,  -0.28,
04/22 04Z,   0.00,  -8.29,  99.90,  -8.57,  -0.28,
04/22 05Z,   0.00, -10.13,  99.90, -10.42,  -0.28,
04/22 06Z,  -0.10, -11.79,  99.90, -12.18,  -0.28,
04/22 07Z,  -0.10, -12.58,  99.90, -12.96,  -0.28,  (min)
04/22 08Z,  -0.10, -11.94,  99.90, -12.33,  -0.28,
04/22 09Z,  -0.10, -10.03,  99.90, -10.41,  -0.28,
04/22 10Z,  -0.20,  -7.56,  99.90,  -8.04,  -0.28,
04/22 11Z,  -0.20,  -5.27,  99.90,  -5.76,  -0.28,
04/22 12Z,  -0.20,  -3.70,  99.90,  -4.19,  -0.28,
04/22 13Z,  -0.20,  -3.13,  99.90,  -3.62,  -0.28,  (max)
04/22 14Z,  -0.20,  -3.65,  99.90,  -4.13,  -0.28,
04/22 15Z,  -0.20,  -5.22,  99.90,  -5.71,  -0.28,
04/22 16Z,  -0.20,  -7.72,  99.90,  -8.21,  -0.28,
04/22 17Z,  -0.20, -10.77,  99.90, -11.25,  -0.28,
04/22 18Z,  -0.20, -13.82,  99.90, -14.30,  -0.28,
04/22 19Z,  -0.20, -16.18,  99.90, -16.67,  -0.28,
04/22 20Z,  -0.20, -17.12,  99.90, -17.61,  -0.28,  (min)
04/22 21Z,  -0.20, -16.40,  99.90, -16.89,  -0.28,
04/22 22Z,  -0.20, -14.51,  99.90, -15.00,  -0.28,
04/22 23Z,  -0.30, -12.18,  99.90, -12.77,  -0.28,
04/23 00Z,  -0.30,  -9.97,  99.90, -10.55,  -0.28,
04/23 01Z,  -0.40,  -8.22,  99.90,  -8.90,  -0.28,
04/23 02Z,  -0.50,  -7.10,  99.90,  -7.88,  -0.28,
04/23 03Z,  -0.50,  -6.70,  99.90,  -7.48,  -0.28,  (max)
04/23 04Z,  -0.50,  -7.10,  99.90,  -7.88,  -0.28,
04/23 05Z,  -0.50,  -8.21,  99.90,  -9.00,  -0.28,
04/23 06Z,  -0.40,  -9.72,  99.90, -10.40,  -0.28,
04/23 07Z,  -0.40, -11.14,  99.90, -11.82,  -0.28,
04/23 08Z,  -0.30, -11.82,  99.90, -12.40,  -0.28,  (min)
04/23 09Z,  -0.30, -11.28,  99.90, -11.87,  -0.28,
04/23 10Z,  -0.30,  -9.73,  99.90, -10.31,  -0.28,
04/23 11Z,  -0.30,  -7.82,  99.90,  -8.40,  -0.28,
04/23 12Z,  -0.30,  -6.09,  99.90,  -6.68,  -0.28,
04/23 13Z,  -0.40,  -4.90,  99.90,  -5.59,  -0.28,
04/23 14Z,  -0.50,  -4.41,  99.90,  -5.20,  -0.28,  (max)
04/23 15Z,  -0.50,  -4.71,  99.90,  -5.49,  -0.28,
04/23 16Z,  -0.60,  -5.87,  99.90,  -6.76,  -0.28,
04/23 17Z,  -0.50,  -7.89,  99.90,  -8.67,  -0.28,
04/23 18Z,  -0.60, -10.47,  99.90, -11.35,  -0.28,
04/23 19Z,  -0.50, -13.15,  99.90, -13.93,  -0.28,
04/23 20Z,  -0.50, -15.27,  99.90, -16.05,  -0.28,
04/23 21Z,  -0.50, -16.13,  99.90, -16.92,  -0.28,  (min)
04/23 22Z,  -0.50, -15.60,  99.90, -16.39,  -0.28,
04/23 23Z,  -0.50, -14.14,  99.90, -14.93,  -0.28,
04/24 00Z,  -0.40, -12.32,  99.90, -13.00,  -0.28,
04/24 01Z,  -0.40, -10.47,  99.90, -11.16,  -0.28,
04/24 02Z,  -0.50,  -8.84,  99.90,  -9.63,  -0.28,
04/24 03Z,  -0.50,  -7.57,  99.90,  -8.36,  -0.28,
04/24 04Z,  -0.50,  -6.87,  99.90,  -7.65,  -0.28,  (max)
04/24 05Z,  -0.50,  -6.95,  99.90,  -7.73,  -0.28,
04/24 06Z,  -0.50,  -7.79,  99.90,  -8.57,  -0.28,
04/24 07Z,  -0.50,  -9.14,  99.90,  -9.92,  -0.28,
04/24 08Z,  -0.50, -10.53,  99.90, -11.32,  -0.28,
04/24 09Z,  -0.60, -11.33,  99.90, -12.21,  -0.28,  (min)
04/24 10Z,  -0.50, -11.10,  99.90, -11.88,  -0.28,
04/24 11Z,  -0.50, -10.07,  99.90, -10.85,  -0.28,
04/24 12Z,  -0.40,  -8.73,  99.90,  -9.41,  -0.28,
04/24 13Z,  -0.50,  -7.41,  99.90,  -8.19,  -0.28,
04/24 14Z,  -0.40,  -6.31,  99.90,  -7.00,  -0.28,
04/24 15Z,  -0.40,  -5.61,  99.90,  -6.29,  -0.28,
04/24 16Z,  -0.40,  -5.48,  99.90,  -6.16,  -0.28,  (max)
04/24 17Z,  -0.40,  -6.16,  99.90,  -6.85,  -0.28,
04/24 18Z,  -0.40,  -7.74,  99.90,  -8.42,  -0.28,
04/24 19Z,  -0.40,  -9.96,  99.90, -10.64,  -0.28,
04/24 20Z,  -0.40, -12.40,  99.90, -13.08,  -0.28,
04/24 21Z,  -0.40, -14.40,  99.90, -15.09,  -0.28,
04/24 22Z,  -0.40, -15.35,  99.90, -16.03,  -0.28,  (min)
04/24 23Z,  -0.50, -15.12,  99.90, -15.90,  -0.28,
04/25 00Z,  -0.50, -14.09,  99.90, -14.87,  -0.28,
04/25 01Z,  99.90, -12.60,  99.90,  99.90,  -0.28,
04/25 02Z,  99.90, -10.87,  99.90,  99.90,  -0.28,
04/25 03Z,  99.90,  -9.08,  99.90,  99.90,  -0.28,
04/25 04Z,  99.90,  -7.52,  99.90,  99.90,  -0.28,
04/25 05Z,  99.90,  -6.54,  99.90,  99.90,  -0.28,
04/25 06Z,  99.90,  -6.43,  99.90,  99.90,  -0.28,