EXTRA-TROPICAL  STORM  SURGE
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Gulf of Alaska
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Surge List
Gulf of Alaska
#Anchorage, AK : 05/10/2026 20:22:41 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/09 00Z,  -0.40, -23.63, -24.22,  99.90,  -0.19,
05/09 01Z,  -0.40, -27.77, -27.86,  99.90,   0.31,
05/09 02Z,  -0.40, -30.09, -30.94,  99.90,  -0.45,
05/09 03Z,  -0.30, -30.72, -32.14,  99.90,  -1.12,  (min)
05/09 04Z,  -0.30, -29.17, -28.54,  99.90,   0.93,
05/09 05Z,  -0.20, -24.45, -23.12,  99.90,   1.53,
05/09 06Z,  -0.30, -18.43, -18.33,  99.90,   0.40,
05/09 07Z,  -0.30, -14.17, -14.37,  99.90,   0.10,
05/09 08Z,  -0.20, -11.73, -11.34,  99.90,   0.59,
05/09 09Z,  -0.20, -10.15,  -9.85,  99.90,   0.50,  (max)
05/09 10Z,  -0.10, -10.12, -10.23,  99.90,  -0.01,
05/09 11Z,   0.00, -12.25, -12.53,  99.90,  -0.28,
05/09 12Z,  -0.10, -16.08, -16.15,  99.90,   0.03,
05/09 13Z,   0.00, -20.38, -20.00,  99.90,   0.38,
05/09 14Z,   0.00, -23.57, -23.07,  99.90,   0.50,
05/09 15Z,   0.00, -25.18, -25.07,  99.90,   0.11,  (min)
05/09 16Z,   0.10, -25.18, -24.76,  99.90,   0.32,
05/09 17Z,   0.10, -22.43, -21.59,  99.90,   0.74,
05/09 18Z,   0.10, -17.42, -17.69,  99.90,  -0.37,
05/09 19Z,   0.10, -13.36, -14.45,  99.90,  -1.19,
05/09 20Z,   0.10, -11.74, -12.26,  99.90,  -0.62,
05/09 21Z,   0.20, -11.39, -11.59,  99.90,  -0.40,  (max)
05/09 22Z,   0.20, -12.11, -12.77,  99.90,  -0.86,
05/09 23Z,   0.20, -14.60, -15.72,  99.90,  -1.32,
05/10 00Z,   0.20, -18.59, -19.67,  99.90,  -1.28,
05/10 01Z,   0.30, -23.14, -23.42,  99.90,  -0.58,
05/10 02Z,   0.30, -26.86, -26.81,  99.90,  -0.25,
05/10 03Z,   0.40, -28.95, -29.54,  99.90,  -0.99,
05/10 04Z,   0.40, -29.71, -30.57,  99.90,  -1.26,  (min)
05/10 05Z,   0.50, -28.36, -27.58,  99.90,   0.28,
05/10 06Z,   0.40, -23.94, -22.58,  99.90,   0.96,
05/10 07Z,   0.50, -18.52, -18.02,  99.90,  -0.00,
05/10 08Z,   0.50, -14.70, -14.22,  99.90,  -0.02,
05/10 09Z,   0.50, -12.14, -11.18,  99.90,   0.46,
05/10 10Z,   0.60, -10.30,  -9.54,  99.90,   0.16,  (max)
05/10 11Z,   0.60, -10.17,  -9.60,  99.90,  -0.03,
05/10 12Z,   0.60, -12.28, -11.64,  99.90,   0.04,
05/10 13Z,   0.60, -16.02, -15.07,  99.90,   0.35,
05/10 14Z,   0.60, -20.11, -19.06,  99.90,   0.45,
05/10 15Z,   0.60, -23.21, -22.35,  99.90,   0.26,
05/10 16Z,   0.70, -25.19, -24.79,  99.90,  -0.30,
05/10 17Z,   0.70, -25.78, -25.50,  99.90,  -0.42,  (min)
05/10 18Z,   0.70, -23.50, -23.23,  99.90,  -0.43,
05/10 19Z,   0.70, -18.96, -19.43,  99.90,  -1.17,
05/10 20Z,   0.70, -15.19, -15.77,  99.90,  -1.28,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/10 21Z,   0.60, -13.16,  99.90, -13.76,  -1.21,
05/10 22Z,   0.60, -11.94,  99.90, -12.47,  -1.13,  (max)
05/10 23Z,   0.50, -11.95,  99.90, -12.51,  -1.06,
05/11 00Z,   0.50, -14.01,  99.90, -14.50,  -0.99,
05/11 01Z,   0.60, -17.74,  99.90, -18.05,  -0.91,
05/11 02Z,   0.70, -22.07,  99.90, -22.21,  -0.84,
05/11 03Z,   0.80, -25.65,  99.90, -25.62,  -0.77,
05/11 04Z,   0.80, -27.96,  99.90, -27.85,  -0.69,
05/11 05Z,   0.90, -29.20,  99.90, -28.92,  -0.62,  (min)
05/11 06Z,   1.00, -28.14,  99.90, -27.68,  -0.54,
05/11 07Z,   1.10, -23.86,  99.90, -23.23,  -0.47,
05/11 08Z,   1.20, -18.64,  99.90, -17.84,  -0.40,
05/11 09Z,   1.10, -14.75,  99.90, -14.05,  -0.40,
05/11 10Z,   1.10, -11.77,  99.90, -11.06,  -0.40,
05/11 11Z,   1.00,  -9.65,  99.90,  -9.04,  -0.40,  (max)
05/11 12Z,   0.90,  -9.59,  99.90,  -9.09,  -0.40,
05/11 13Z,   0.90, -11.87,  99.90, -11.36,  -0.40,
05/11 14Z,   0.80, -15.73,  99.90, -15.33,  -0.40,
05/11 15Z,   0.80, -19.91,  99.90, -19.50,  -0.40,
05/11 16Z,   0.70, -23.33,  99.90, -23.03,  -0.40,
05/11 17Z,   0.70, -26.03,  99.90, -25.73,  -0.40,
05/11 18Z,   0.60, -27.28,  99.90, -27.08,  -0.40,  (min)
05/11 19Z,   0.50, -25.24,  99.90, -25.14,  -0.40,
05/11 20Z,   0.40, -20.71,  99.90, -20.71,  -0.40,
05/11 21Z,   0.30, -16.63,  99.90, -16.73,  -0.40,
05/11 22Z,   0.20, -13.72,  99.90, -13.91,  -0.40,
05/11 23Z,   0.10, -11.51,  99.90, -11.81,  -0.40,
05/12 00Z,   0.00, -10.97,  99.90, -11.37,  -0.40,  (max)
05/12 01Z,   0.00, -12.84,  99.90, -13.24,  -0.40,
05/12 02Z,   0.00, -16.54,  99.90, -16.94,  -0.40,
05/12 03Z,  -0.10, -20.92,  99.90, -21.41,  -0.40,
05/12 04Z,  -0.20, -24.66,  99.90, -25.26,  -0.40,
05/12 05Z,  -0.30, -27.45,  99.90, -28.15,  -0.40,
05/12 06Z,  -0.30, -29.21,  99.90, -29.91,  -0.40,  (min)
05/12 07Z,  -0.40, -28.19,  99.90, -28.99,  -0.40,
05/12 08Z,  -0.40, -23.65,  99.90, -24.45,  -0.40,
05/12 09Z,  -0.50, -18.19,  99.90, -19.09,  -0.40,
05/12 10Z,  -0.50, -13.88,  99.90, -14.78,  -0.40,
05/12 11Z,  -0.50, -10.44,  99.90, -11.34,  -0.40,
05/12 12Z,  -0.60,  -8.32,  99.90,  -9.32,  -0.40,  (max)
05/12 13Z,  -0.60,  -8.68,  99.90,  -9.68,  -0.40,
05/12 14Z,  -0.60, -11.45,  99.90, -12.45,  -0.40,
05/12 15Z,  -0.60, -15.73,  99.90, -16.72,  -0.40,
05/12 16Z,  -0.70, -20.27,  99.90, -21.37,  -0.40,
05/12 17Z,  -0.70, -24.27,  99.90, -25.37,  -0.40,
05/12 18Z,  -0.80, -27.76,  99.90, -28.96,  -0.40,
05/12 19Z,  -0.80, -29.40,  99.90, -30.60,  -0.40,  (min)
05/12 20Z,  -0.90, -27.10,  99.90, -28.40,  -0.40,
05/12 21Z,  -0.90, -22.06,  99.90, -23.35,  -0.40,
05/12 22Z,  -1.00, -17.19,  99.90, -18.59,  -0.40,
05/12 23Z,  -1.00, -13.21,  99.90, -14.61,  -0.40,
05/13 00Z,  -1.10, -10.22,  99.90, -11.71,  -0.40,
05/13 01Z,  -1.20,  -9.49,  99.90, -11.08,  -0.40,  (max)
05/13 02Z,  -1.20, -11.51,  99.90, -13.11,  -0.40,
05/13 03Z,  -1.20, -15.47,  99.90, -17.06,  -0.40,
05/13 04Z,  -1.30, -20.09,  99.90, -21.78,  -0.40,
05/13 05Z,  -1.30, -24.15,  99.90, -25.84,  -0.40,
05/13 06Z,  -1.30, -27.44,  99.90, -29.14,  -0.40,
05/13 07Z,  -1.30, -29.48,  99.90, -31.18,  -0.40,  (min)
05/13 08Z,  -1.20, -28.06,  99.90, -29.66,  -0.40,
05/13 09Z,  -1.20, -22.84,  99.90, -24.44,  -0.40,
05/13 10Z,  -1.10, -16.83,  99.90, -18.33,  -0.40,
05/13 11Z,  -1.10, -12.02,  99.90, -13.52,  -0.40,
05/13 12Z,  -1.00,  -8.39,  99.90,  -9.79,  -0.40,
05/13 13Z,  -1.00,  -6.73,  99.90,  -8.13,  -0.40,  (max)
05/13 14Z,  -0.90,  -7.93,  99.90,  -9.23,  -0.40,
05/13 15Z,  -0.70, -11.51,  99.90, -12.61,  -0.40,
05/13 16Z,  -0.50, -16.39,  99.90, -17.28,  -0.40,
05/13 17Z,  -0.40, -21.40,  99.90, -22.20,  -0.40,
05/13 18Z,  -0.30, -26.02,  99.90, -26.71,  -0.40,
05/13 19Z,  -0.30, -30.08,  99.90, -30.78,  -0.40,
05/13 20Z,  -0.20, -31.62,  99.90, -32.22,  -0.40,  (min)
05/13 21Z,  -0.20, -28.55,  99.90, -29.14,  -0.40,
05/13 22Z,  -0.20, -22.56,  99.90, -23.16,  -0.40,
05/13 23Z,  -0.20, -16.71,  99.90, -17.30,  -0.40,
05/14 00Z,  -0.20, -11.79,  99.90, -12.39,  -0.40,
05/14 01Z,  -0.10,  -8.43,  99.90,  -8.93,  -0.40,
05/14 02Z,  -0.10,  -7.97,  99.90,  -8.47,  -0.40,  (max)
05/14 03Z,   0.00, -10.47,  99.90, -10.87,  -0.40,
05/14 04Z,   0.00, -14.84,  99.90, -15.24,  -0.40,
05/14 05Z,   0.00, -19.74,  99.90, -20.14,  -0.40,
05/14 06Z,   0.00, -24.08,  99.90, -24.48,  -0.40,
05/14 07Z,   0.00, -27.72,  99.90, -28.12,  -0.40,
05/14 08Z,   0.00, -29.64,  99.90, -30.04,  -0.40,  (min)
05/14 09Z,   0.00, -27.38,  99.90, -27.78,  -0.40,
05/14 10Z,   0.00, -21.20,  99.90, -21.60,  -0.40,
05/14 11Z,   0.00, -14.57,  99.90, -14.97,  -0.40,
05/14 12Z,   0.00,  -9.46,  99.90,  -9.86,  -0.40,