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
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Nikiski, AK : 05/21/2025 21:22:56 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 06Z,   0.00,  -9.93,  -9.94,  99.90,  -0.01,
05/20 07Z,   0.00,  -8.52,  -8.60,  99.90,  -0.08,  (max)
05/20 08Z,   0.00,  -8.55,  -8.69,  99.90,  -0.14,
05/20 09Z,   0.10, -10.17, -10.18,  99.90,  -0.11,
05/20 10Z,   0.10, -12.77, -12.56,  99.90,   0.11,
05/20 11Z,   0.00, -15.35, -14.96,  99.90,   0.39,
05/20 12Z,   0.10, -17.32, -17.00,  99.90,   0.22,
05/20 13Z,   0.10, -18.51, -18.18,  99.90,   0.23,  (min)
05/20 14Z,   0.20, -18.34, -17.91,  99.90,   0.23,
05/20 15Z,   0.20, -16.41, -16.40,  99.90,  -0.19,
05/20 16Z,   0.10, -13.68, -14.33,  99.90,  -0.75,
05/20 17Z,   0.10, -11.52, -12.39,  99.90,  -0.97,
05/20 18Z,   0.10, -10.22, -10.91,  99.90,  -0.79,
05/20 19Z,   0.10,  -9.67, -10.33,  99.90,  -0.76,  (max)
05/20 20Z,   0.10, -10.20, -10.92,  99.90,  -0.82,
05/20 21Z,   0.20, -12.10, -12.79,  99.90,  -0.89,
05/20 22Z,   0.20, -15.04, -15.27,  99.90,  -0.43,
05/20 23Z,   0.20, -18.12, -17.92,  99.90,   0.00,
05/21 00Z,   0.30, -20.62, -20.42,  99.90,  -0.10,
05/21 01Z,   0.30, -22.35, -22.29,  99.90,  -0.24,
05/21 02Z,   0.30, -22.92, -22.80,  99.90,  -0.18,  (min)
05/21 03Z,   0.30, -21.54, -21.34,  99.90,  -0.10,
05/21 04Z,   0.30, -18.40, -18.44,  99.90,  -0.34,
05/21 05Z,   0.30, -14.86, -15.24,  99.90,  -0.68,
05/21 06Z,   0.30, -11.82, -12.15,  99.90,  -0.63,
05/21 07Z,   0.20,  -9.37,  -9.67,  99.90,  -0.50,
05/21 08Z,   0.20,  -7.92,  -8.25,  99.90,  -0.53,  (max)
05/21 09Z,   0.10,  -8.08,  -8.31,  99.90,  -0.33,
05/21 10Z,   0.10,  -9.93,  -9.92,  99.90,  -0.09,
05/21 11Z,   0.10, -12.74, -12.63,  99.90,   0.01,
05/21 12Z,   0.20, -15.57, -15.36,  99.90,   0.01,
05/21 13Z,   0.10, -17.96, -17.85,  99.90,   0.01,
05/21 14Z,   0.00, -19.63, -19.53,  99.90,   0.10,
05/21 15Z,   0.00, -19.80, -19.85,  99.90,  -0.05,  (min)
05/21 16Z,   0.00, -17.99, -18.32,  99.90,  -0.33,
05/21 17Z,   0.00, -15.22, -15.97,  99.90,  -0.75,
05/21 18Z,  -0.10, -12.72, -13.59,  99.90,  -0.77,
05/21 19Z,  -0.10, -10.79, -11.59,  99.90,  -0.70,
05/21 20Z,  -0.20,  -9.60, -10.41,  99.90,  -0.61,  (max)
05/21 21Z,  -0.20,  -9.70, -10.55,  99.90,  -0.65,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 22Z,  -0.30, -11.39,  99.90, -12.30,  -0.60,
05/21 23Z,  -0.30, -14.24,  99.90, -15.10,  -0.56,
05/22 00Z,  -0.30, -17.31,  99.90, -18.13,  -0.52,
05/22 01Z,  -0.40, -19.94,  99.90, -20.82,  -0.48,
05/22 02Z,  -0.40, -21.93,  99.90, -22.77,  -0.44,
05/22 03Z,  -0.40, -22.66,  99.90, -23.46,  -0.40,  (min)
05/22 04Z,  -0.40, -21.22,  99.90, -21.98,  -0.36,
05/22 05Z,  -0.40, -17.94,  99.90, -18.66,  -0.32,
05/22 06Z,  -0.40, -14.22,  99.90, -14.89,  -0.27,
05/22 07Z,  -0.40, -10.89,  99.90, -11.52,  -0.23,
05/22 08Z,  -0.50,  -8.23,  99.90,  -8.92,  -0.19,
05/22 09Z,  -0.50,  -6.84,  99.90,  -7.49,  -0.15,  (max)
05/22 10Z,  -0.50,  -7.35,  99.90,  -8.00,  -0.15,
05/22 11Z,  -0.50,  -9.67,  99.90, -10.32,  -0.15,
05/22 12Z,  -0.50, -12.96,  99.90, -13.61,  -0.15,
05/22 13Z,  -0.50, -16.32,  99.90, -16.97,  -0.15,
05/22 14Z,  -0.50, -19.31,  99.90, -19.96,  -0.15,
05/22 15Z,  -0.40, -21.51,  99.90, -22.06,  -0.15,
05/22 16Z,  -0.40, -21.85,  99.90, -22.40,  -0.15,  (min)
05/22 17Z,  -0.50, -19.88,  99.90, -20.53,  -0.15,
05/22 18Z,  -0.50, -16.69,  99.90, -17.34,  -0.15,
05/22 19Z,  -0.50, -13.50,  99.90, -14.15,  -0.15,
05/22 20Z,  -0.50, -10.76,  99.90, -11.41,  -0.15,
05/22 21Z,  -0.60,  -8.93,  99.90,  -9.68,  -0.15,
05/22 22Z,  -0.50,  -8.73,  99.90,  -9.38,  -0.15,  (max)
05/22 23Z,  -0.50, -10.41,  99.90, -11.06,  -0.15,
05/23 00Z,  -0.50, -13.37,  99.90, -14.02,  -0.15,
05/23 01Z,  -0.50, -16.63,  99.90, -17.28,  -0.15,
05/23 02Z,  -0.50, -19.55,  99.90, -20.20,  -0.15,
05/23 03Z,  -0.50, -21.83,  99.90, -22.48,  -0.15,
05/23 04Z,  -0.50, -22.59,  99.90, -23.24,  -0.15,  (min)
05/23 05Z,  -0.40, -20.87,  99.90, -21.42,  -0.15,
05/23 06Z,  -0.40, -17.20,  99.90, -17.75,  -0.15,
05/23 07Z,  -0.40, -13.08,  99.90, -13.63,  -0.15,
05/23 08Z,  -0.40,  -9.39,  99.90,  -9.94,  -0.15,
05/23 09Z,  -0.30,  -6.62,  99.90,  -7.07,  -0.15,
05/23 10Z,  -0.30,  -5.53,  99.90,  -5.98,  -0.15,  (max)
05/23 11Z,  -0.30,  -6.65,  99.90,  -7.10,  -0.15,
05/23 12Z,  -0.20,  -9.68,  99.90, -10.03,  -0.15,
05/23 13Z,  -0.20, -13.66,  99.90, -14.01,  -0.15,
05/23 14Z,  -0.20, -17.69,  99.90, -18.04,  -0.15,
05/23 15Z,  -0.20, -21.33,  99.90, -21.68,  -0.15,
05/23 16Z,  -0.20, -23.91,  99.90, -24.26,  -0.15,
05/23 17Z,  -0.20, -24.13,  99.90, -24.48,  -0.15,  (min)
05/23 18Z,  -0.20, -21.65,  99.90, -22.00,  -0.15,
05/23 19Z,  -0.20, -17.73,  99.90, -18.08,  -0.15,
05/23 20Z,  -0.30, -13.66,  99.90, -14.11,  -0.15,
05/23 21Z,  -0.20, -10.09,  99.90, -10.44,  -0.15,
05/23 22Z,  -0.20,  -7.79,  99.90,  -8.14,  -0.15,
05/23 23Z,  -0.20,  -7.55,  99.90,  -7.90,  -0.15,  (max)
05/24 00Z,  -0.20,  -9.45,  99.90,  -9.80,  -0.15,
05/24 01Z,  -0.20, -12.71,  99.90, -13.06,  -0.15,
05/24 02Z,  -0.20, -16.27,  99.90, -16.62,  -0.15,
05/24 03Z,  -0.10, -19.50,  99.90, -19.75,  -0.15,
05/24 04Z,  -0.10, -21.97,  99.90, -22.22,  -0.15,
05/24 05Z,  -0.10, -22.53,  99.90, -22.78,  -0.15,  (min)
05/24 06Z,  -0.10, -20.30,  99.90, -20.55,  -0.15,
05/24 07Z,  -0.10, -16.06,  99.90, -16.31,  -0.15,
05/24 08Z,   0.00, -11.45,  99.90, -11.60,  -0.15,
05/24 09Z,   0.00,  -7.48,  99.90,  -7.63,  -0.15,
05/24 10Z,   0.00,  -4.83,  99.90,  -4.98,  -0.15,
05/24 11Z,   0.00,  -4.32,  99.90,  -4.47,  -0.15,  (max)
05/24 12Z,   0.10,  -6.28,  99.90,  -6.33,  -0.15,
05/24 13Z,   0.10, -10.17,  99.90, -10.22,  -0.15,
05/24 14Z,   0.10, -14.89,  99.90, -14.94,  -0.15,
05/24 15Z,   0.10, -19.57,  99.90, -19.63,  -0.15,
05/24 16Z,   0.10, -23.74,  99.90, -23.79,  -0.15,
05/24 17Z,   0.00, -26.43,  99.90, -26.58,  -0.15,  (min)
05/24 18Z,   0.00, -26.20,  99.90, -26.35,  -0.15,
05/24 19Z,   0.00, -22.93,  99.90, -23.08,  -0.15,
05/24 20Z,   0.00, -18.09,  99.90, -18.24,  -0.15,
05/24 21Z,   0.00, -13.14,  99.90, -13.29,  -0.15,
05/24 22Z,   0.00,  -8.94,  99.90,  -9.09,  -0.15,
05/24 23Z,   0.00,  -6.48,  99.90,  -6.63,  -0.15,
05/25 00Z,   0.00,  -6.47,  99.90,  -6.62,  -0.15,  (max)
05/25 01Z,   0.00,  -8.76,  99.90,  -8.91,  -0.15,
05/25 02Z,   0.00, -12.39,  99.90, -12.54,  -0.15,
05/25 03Z,   0.10, -16.25,  99.90, -16.30,  -0.15,
05/25 04Z,   0.10, -19.73,  99.90, -19.78,  -0.15,
05/25 05Z,   0.10, -22.21,  99.90, -22.26,  -0.15,
05/25 06Z,   0.10, -22.35,  99.90, -22.40,  -0.15,  (min)
05/25 07Z,   0.10, -19.41,  99.90, -19.46,  -0.15,
05/25 08Z,   0.10, -14.52,  99.90, -14.57,  -0.15,
05/25 09Z,   0.20,  -9.51,  99.90,  -9.46,  -0.15,
05/25 10Z,   0.20,  -5.48,  99.90,  -5.43,  -0.15,
05/25 11Z,   0.30,  -3.24,  99.90,  -3.09,  -0.15,  (max)
05/25 12Z,   0.30,  -3.54,  99.90,  -3.39,  -0.15,
05/25 13Z,  99.90,  -6.44,  99.90,  99.90,  -0.15,
05/25 14Z,  99.90, -11.16,  99.90,  99.90,  -0.15,
05/25 15Z,  99.90, -16.52,  99.90,  99.90,  -0.15,
05/25 16Z,  99.90, -21.71,  99.90,  99.90,  -0.15,
05/25 17Z,  99.90, -26.16,  99.90,  99.90,  -0.15,
05/25 18Z,  99.90, -28.64,  99.90,  99.90,  -0.15,