EXTRA-TROPICAL  STORM  SURGE
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Alaska
Gulf of Alaska
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Surge List
Gulf of Alaska
#Anchorage, AK : 04/12/2026 15:21:55 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 00Z,  -0.40, -16.32, -18.59,  99.90,  -1.87,
04/11 01Z,  -0.40, -20.22, -22.04,  99.90,  -1.42,
04/11 02Z,  -0.40, -23.96, -25.20,  99.90,  -0.84,
04/11 03Z,  -0.40, -26.54, -27.97,  99.90,  -1.03,
04/11 04Z,  -0.40, -28.16, -29.96,  99.90,  -1.40,
04/11 05Z,  -0.40, -28.84, -30.11,  99.90,  -0.87,  (min)
04/11 06Z,  -0.40, -27.02, -27.27,  99.90,   0.15,
04/11 07Z,  -0.40, -22.82, -23.10,  99.90,   0.12,
04/11 08Z,  -0.40, -18.78, -19.11,  99.90,   0.07,
04/11 09Z,  -0.50, -15.71, -15.78,  99.90,   0.43,
04/11 10Z,  -0.50, -12.79, -13.09,  99.90,   0.20,
04/11 11Z,  -0.50, -10.80, -11.54,  99.90,  -0.24,  (max)
04/11 12Z,  -0.50, -11.01, -11.58,  99.90,  -0.07,
04/11 13Z,  -0.50, -13.36, -13.32,  99.90,   0.54,
04/11 14Z,  -0.50, -16.87, -16.35,  99.90,   1.02,
04/11 15Z,  -0.50, -20.11, -19.63,  99.90,   0.98,
04/11 16Z,  -0.50, -22.45, -22.49,  99.90,   0.46,
04/11 17Z,  -0.50, -24.14, -24.49,  99.90,   0.15,
04/11 18Z,  -0.50, -24.01, -24.75,  99.90,  -0.24,  (min)
04/11 19Z,  -0.50, -21.04, -22.75,  99.90,  -1.21,
04/11 20Z,  -0.50, -17.30, -19.56,  99.90,  -1.76,
04/11 21Z,  -0.40, -14.88, -16.38,  99.90,  -1.10,
04/11 22Z,  -0.40, -13.23, -14.08,  99.90,  -0.45,
04/11 23Z,  -0.40, -12.10, -13.13,  99.90,  -0.63,  (max)
04/12 00Z,  -0.40, -12.63, -13.89,  99.90,  -0.86,
04/12 01Z,  -0.40, -15.07, -16.34,  99.90,  -0.87,
04/12 02Z,  -0.40, -18.72, -19.84,  99.90,  -0.72,
04/12 03Z,  -0.30, -22.43, -23.31,  99.90,  -0.58,
04/12 04Z,  -0.30, -25.38, -26.50,  99.90,  -0.82,
04/12 05Z,  -0.30, -27.85, -29.15,  99.90,  -1.00,
04/12 06Z,  -0.30, -29.33, -30.47,  99.90,  -0.84,  (min)
04/12 07Z,  -0.20, -27.84, -28.50,  99.90,  -0.46,
04/12 08Z,  -0.20, -23.76, -24.08,  99.90,  -0.12,
04/12 09Z,  -0.20, -19.58, -19.47,  99.90,   0.31,
04/12 10Z,  -0.20, -15.87, -15.52,  99.90,   0.55,
04/12 11Z,  -0.20, -12.19, -12.27,  99.90,   0.12,
04/12 12Z,  -0.20,  -9.81, -10.23,  99.90,  -0.22,
04/12 13Z,  -0.20,  -9.93,  -9.93,  99.90,   0.20,  (max)
04/12 14Z,  -0.20, -12.32, -11.81,  99.90,   0.71,
04/12 15Z,  -0.20, -15.97, -15.25,  99.90,   0.92,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/12 16Z,  -0.20, -19.59,  99.90, -18.98,   0.81,
04/12 17Z,  -0.10, -22.80,  99.90, -22.20,   0.70,
04/12 18Z,  -0.10, -25.53,  99.90, -25.04,   0.59,
04/12 19Z,  -0.10, -25.96,  99.90, -25.58,   0.48,  (min)
04/12 20Z,  -0.10, -23.05,  99.90, -22.78,   0.37,
04/12 21Z,  -0.10, -19.05,  99.90, -18.89,   0.26,
04/12 22Z,  -0.10, -15.82,  99.90, -15.77,   0.15,
04/12 23Z,  -0.10, -12.97,  99.90, -13.04,   0.04,
04/13 00Z,  -0.20, -10.96,  99.90, -11.23,  -0.07,  (max)
04/13 01Z,  -0.20, -11.10,  99.90, -11.48,  -0.18,
04/13 02Z,  -0.20, -13.48,  99.90, -13.98,  -0.30,
04/13 03Z,  -0.20, -17.30,  99.90, -17.91,  -0.41,
04/13 04Z,  -0.20, -21.39,  99.90, -22.00,  -0.41,
04/13 05Z,  -0.20, -25.04,  99.90, -25.64,  -0.41,
04/13 06Z,  -0.20, -28.41,  99.90, -29.02,  -0.41,
04/13 07Z,  -0.10, -30.33,  99.90, -30.83,  -0.41,  (min)
04/13 08Z,  -0.10, -28.60,  99.90, -29.11,  -0.41,
04/13 09Z,  -0.10, -24.03,  99.90, -24.53,  -0.41,
04/13 10Z,  -0.10, -19.21,  99.90, -19.72,  -0.41,
04/13 11Z,  -0.10, -14.67,  99.90, -15.18,  -0.41,
04/13 12Z,  -0.10, -10.49,  99.90, -11.00,  -0.41,
04/13 13Z,  -0.10,  -8.22,  99.90,  -8.73,  -0.41,  (max)
04/13 14Z,  -0.10,  -8.76,  99.90,  -9.26,  -0.41,
04/13 15Z,  -0.10, -11.64,  99.90, -12.14,  -0.41,
04/13 16Z,  -0.10, -15.80,  99.90, -16.31,  -0.41,
04/13 17Z,  -0.10, -20.09,  99.90, -20.60,  -0.41,
04/13 18Z,  -0.10, -24.26,  99.90, -24.76,  -0.41,
04/13 19Z,   0.00, -27.73,  99.90, -28.14,  -0.41,
04/13 20Z,   0.00, -28.12,  99.90, -28.52,  -0.41,  (min)
04/13 21Z,   0.00, -24.60,  99.90, -25.01,  -0.41,
04/13 22Z,   0.00, -19.77,  99.90, -20.17,  -0.41,
04/13 23Z,  -0.10, -15.42,  99.90, -15.92,  -0.41,
04/14 00Z,  -0.10, -11.53,  99.90, -12.03,  -0.41,
04/14 01Z,   0.00,  -9.10,  99.90,  -9.51,  -0.41,  (max)
04/14 02Z,   0.00,  -9.40,  99.90,  -9.81,  -0.41,
04/14 03Z,   0.00, -12.20,  99.90, -12.61,  -0.41,
04/14 04Z,   0.00, -16.53,  99.90, -16.94,  -0.41,
04/14 05Z,   0.00, -21.18,  99.90, -21.58,  -0.41,
04/14 06Z,   0.10, -25.52,  99.90, -25.83,  -0.41,
04/14 07Z,   0.10, -29.49,  99.90, -29.80,  -0.41,
04/14 08Z,   0.10, -31.23,  99.90, -31.54,  -0.41,  (min)
04/14 09Z,   0.00, -28.60,  99.90, -29.01,  -0.41,
04/14 10Z,   0.00, -23.05,  99.90, -23.46,  -0.41,
04/14 11Z,   0.00, -17.39,  99.90, -17.79,  -0.41,
04/14 12Z,   0.00, -12.24,  99.90, -12.65,  -0.41,
04/14 13Z,   0.00,  -8.14,  99.90,  -8.55,  -0.41,
04/14 14Z,   0.00,  -6.63,  99.90,  -7.03,  -0.41,  (max)
04/14 15Z,   0.00,  -8.11,  99.90,  -8.51,  -0.41,
04/14 16Z,   0.00, -11.82,  99.90, -12.23,  -0.41,
04/14 17Z,   0.00, -16.67,  99.90, -17.08,  -0.41,
04/14 18Z,   0.00, -21.65,  99.90, -22.05,  -0.41,
04/14 19Z,   0.00, -26.55,  99.90, -26.95,  -0.41,
04/14 20Z,   0.00, -30.23,  99.90, -30.63,  -0.41,  (min)
04/14 21Z,  -0.10, -29.88,  99.90, -30.39,  -0.41,
04/14 22Z,  -0.10, -25.20,  99.90, -25.71,  -0.41,
04/14 23Z,  -0.20, -19.22,  99.90, -19.83,  -0.41,
04/15 00Z,  -0.20, -13.81,  99.90, -14.42,  -0.41,
04/15 01Z,  -0.20,  -9.35,  99.90,  -9.95,  -0.41,
04/15 02Z,  -0.20,  -7.15,  99.90,  -7.76,  -0.41,  (max)
04/15 03Z,  -0.20,  -8.13,  99.90,  -8.73,  -0.41,
04/15 04Z,  -0.20, -11.66,  99.90, -12.26,  -0.41,
04/15 05Z,  -0.10, -16.59,  99.90, -17.10,  -0.41,
04/15 06Z,  -0.10, -21.72,  99.90, -22.23,  -0.41,
04/15 07Z,  -0.20, -26.54,  99.90, -27.14,  -0.41,
04/15 08Z,  -0.20, -30.59,  99.90, -31.20,  -0.41,
04/15 09Z,  -0.20, -31.49,  99.90, -32.09,  -0.41,  (min)
04/15 10Z,  -0.20, -27.43,  99.90, -28.04,  -0.41,
04/15 11Z,  -0.20, -20.69,  99.90, -21.30,  -0.41,
04/15 12Z,  -0.20, -14.32,  99.90, -14.93,  -0.41,
04/15 13Z,  -0.20,  -9.10,  99.90,  -9.71,  -0.41,
04/15 14Z,  -0.20,  -5.81,  99.90,  -6.41,  -0.41,
04/15 15Z,  -0.10,  -5.64,  99.90,  -6.14,  -0.41,  (max)
04/15 16Z,  -0.10,  -8.39,  99.90,  -8.89,  -0.41,
04/15 17Z,   0.00, -13.04,  99.90, -13.44,  -0.41,
04/15 18Z,   0.00, -18.51,  99.90, -18.91,  -0.41,
04/15 19Z,   0.00, -24.00,  99.90, -24.40,  -0.41,
04/15 20Z,  -0.10, -29.26,  99.90, -29.77,  -0.41,
04/15 21Z,  -0.10, -32.53,  99.90, -33.03,  -0.41,  (min)
04/15 22Z,  -0.10, -30.84,  99.90, -31.34,  -0.41,
04/15 23Z,  -0.20, -24.66,  99.90, -25.27,  -0.41,
04/16 00Z,  -0.20, -17.55,  99.90, -18.15,  -0.41,
04/16 01Z,  -0.10, -11.45,  99.90, -11.96,  -0.41,
04/16 02Z,  -0.10,  -7.05,  99.90,  -7.56,  -0.41,
04/16 03Z,   0.00,  -5.65,  99.90,  -6.06,  -0.41,  (max)
04/16 04Z,   0.00,  -7.61,  99.90,  -8.02,  -0.41,
04/16 05Z,   0.00, -11.91,  99.90, -12.32,  -0.41,
04/16 06Z,   0.00, -17.33,  99.90, -17.74,  -0.41,
04/16 07Z,  99.90, -22.74,  99.90,  99.90,  -0.41,
04/16 08Z,  99.90, -27.69,  99.90,  99.90,  -0.41,
04/16 09Z,  99.90, -31.31,  99.90,  99.90,  -0.41,
04/16 10Z,  99.90, -30.80,  99.90,  99.90,  -0.41,
04/16 11Z,  99.90, -25.03,  99.90,  99.90,  -0.41,
04/16 12Z,  99.90, -17.21,  99.90,  99.90,  -0.41,