EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Alaska
Gulf of Alaska
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Surge List
#Anchorage, AK : 05/12/2026 11:22:51 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
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,
05/10 21Z,   0.70, -13.16, -13.19,  99.90,  -0.73,
05/10 22Z,   0.60, -11.94, -11.93,  99.90,  -0.59,  (max)
05/10 23Z,   0.70, -11.95, -12.41,  99.90,  -1.16,
05/11 00Z,   0.70, -14.01, -14.64,  99.90,  -1.33,
05/11 01Z,   0.70, -17.74, -18.20,  99.90,  -1.16,
05/11 02Z,   0.80, -22.07, -22.09,  99.90,  -0.82,
05/11 03Z,   0.80, -25.65, -25.49,  99.90,  -0.64,
05/11 04Z,   0.80, -27.96, -28.26,  99.90,  -1.10,
05/11 05Z,   0.90, -29.20, -29.65,  99.90,  -1.35,  (min)
05/11 06Z,   0.90, -28.14, -27.66,  99.90,  -0.42,
05/11 07Z,   1.00, -23.86, -22.77,  99.90,   0.09,
05/11 08Z,   1.00, -18.64, -18.11,  99.90,  -0.47,
05/11 09Z,   1.00, -14.75, -14.13,  99.90,  -0.38,
05/11 10Z,   1.00, -11.77, -10.80,  99.90,  -0.03,
05/11 11Z,   1.00,  -9.65,  -9.10,  99.90,  -0.45,  (max)
05/11 12Z,   1.00,  -9.59,  -9.34,  99.90,  -0.75,
05/11 13Z,   1.00, -11.87, -11.77,  99.90,  -0.90,
05/11 14Z,   0.90, -15.73, -15.65,  99.90,  -0.82,
05/11 15Z,   0.80, -19.91, -19.89,  99.90,  -0.78,
05/11 16Z,   0.70, -23.33, -23.60,  99.90,  -0.97,
05/11 17Z,   0.70, -26.03, -26.69,  99.90,  -1.36,
05/11 18Z,   0.60, -27.28, -28.45,  99.90,  -1.77,  (min)
05/11 19Z,   0.50, -25.24, -26.55,  99.90,  -1.81,
05/11 20Z,   0.40, -20.71, -21.94,  99.90,  -1.63,
05/11 21Z,   0.30, -16.63, -17.48,  99.90,  -1.15,
05/11 22Z,   0.20, -13.72, -14.19,  99.90,  -0.67,
05/11 23Z,   0.10, -11.51, -11.97,  99.90,  -0.56,
05/12 00Z,   0.00, -10.97, -11.77,  99.90,  -0.80,  (max)
05/12 01Z,   0.00, -12.84, -13.75,  99.90,  -0.91,
05/12 02Z,  -0.10, -16.54, -17.35,  99.90,  -0.71,
05/12 03Z,  -0.20, -20.92, -21.59,  99.90,  -0.47,
05/12 04Z,  -0.20, -24.66, -25.34,  99.90,  -0.48,
05/12 05Z,  -0.30, -27.45, -28.63,  99.90,  -0.88,
05/12 06Z,  -0.30, -29.21, -30.77,  99.90,  -1.26,  (min)
05/12 07Z,  -0.40, -28.19, -28.80,  99.90,  -0.21,
05/12 08Z,  -0.40, -23.65, -23.37,  99.90,   0.68,
05/12 09Z,  -0.50, -18.19, -18.09,  99.90,   0.60,
05/12 10Z,  -0.50, -13.88, -13.68,  99.90,   0.70,
05/12 11Z,  -0.60, -10.44, -10.11,  99.90,   0.93,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/12 12Z,  -0.60,  -8.32,  99.90,  -8.10,   0.82,  (max)
05/12 13Z,  -0.60,  -8.68,  99.90,  -8.58,   0.70,
05/12 14Z,  -0.70, -11.45,  99.90, -11.57,   0.58,
05/12 15Z,  -0.70, -15.73,  99.90, -15.96,   0.46,
05/12 16Z,  -0.80, -20.27,  99.90, -20.72,   0.35,
05/12 17Z,  -0.80, -24.27,  99.90, -24.84,   0.23,
05/12 18Z,  -0.80, -27.76,  99.90, -28.45,   0.11,
05/12 19Z,  -0.90, -29.40,  99.90, -30.30,  -0.00,  (min)
05/12 20Z,  -0.90, -27.10,  99.90, -28.13,  -0.12,
05/12 21Z,  -1.00, -22.06,  99.90, -23.30,  -0.24,
05/12 22Z,  -1.00, -17.19,  99.90, -18.55,  -0.36,
05/12 23Z,  -1.10, -13.21,  99.90, -14.79,  -0.47,
05/13 00Z,  -1.10, -10.22,  99.90, -11.79,  -0.47,
05/13 01Z,  -1.10,  -9.49,  99.90, -11.06,  -0.47,  (max)
05/13 02Z,  -1.20, -11.51,  99.90, -13.18,  -0.47,
05/13 03Z,  -1.20, -15.47,  99.90, -17.14,  -0.47,
05/13 04Z,  -1.20, -20.09,  99.90, -21.76,  -0.47,
05/13 05Z,  -1.20, -24.15,  99.90, -25.82,  -0.47,
05/13 06Z,  -1.20, -27.44,  99.90, -29.12,  -0.47,
05/13 07Z,  -1.20, -29.48,  99.90, -31.15,  -0.47,  (min)
05/13 08Z,  -1.10, -28.06,  99.90, -29.63,  -0.47,
05/13 09Z,  -1.10, -22.84,  99.90, -24.41,  -0.47,
05/13 10Z,  -1.00, -16.83,  99.90, -18.30,  -0.47,
05/13 11Z,  -1.00, -12.02,  99.90, -13.49,  -0.47,
05/13 12Z,  -0.90,  -8.39,  99.90,  -9.76,  -0.47,
05/13 13Z,  -0.80,  -6.73,  99.90,  -8.00,  -0.47,  (max)
05/13 14Z,  -0.70,  -7.93,  99.90,  -9.11,  -0.47,
05/13 15Z,  -0.60, -11.51,  99.90, -12.58,  -0.47,
05/13 16Z,  -0.50, -16.39,  99.90, -17.36,  -0.47,
05/13 17Z,  -0.50, -21.40,  99.90, -22.38,  -0.47,
05/13 18Z,  -0.40, -26.02,  99.90, -26.89,  -0.47,
05/13 19Z,  -0.30, -30.08,  99.90, -30.85,  -0.47,
05/13 20Z,  -0.20, -31.62,  99.90, -32.29,  -0.47,  (min)
05/13 21Z,  -0.20, -28.55,  99.90, -29.22,  -0.47,
05/13 22Z,  -0.20, -22.56,  99.90, -23.23,  -0.47,
05/13 23Z,  -0.10, -16.71,  99.90, -17.28,  -0.47,
05/14 00Z,  -0.10, -11.79,  99.90, -12.37,  -0.47,
05/14 01Z,  -0.10,  -8.43,  99.90,  -9.01,  -0.47,
05/14 02Z,   0.00,  -7.97,  99.90,  -8.44,  -0.47,  (max)
05/14 03Z,   0.00, -10.47,  99.90, -10.95,  -0.47,
05/14 04Z,   0.10, -14.84,  99.90, -15.22,  -0.47,
05/14 05Z,   0.10, -19.74,  99.90, -20.11,  -0.47,
05/14 06Z,   0.20, -24.08,  99.90, -24.35,  -0.47,
05/14 07Z,   0.20, -27.72,  99.90, -28.00,  -0.47,
05/14 08Z,   0.20, -29.64,  99.90, -29.92,  -0.47,  (min)
05/14 09Z,   0.20, -27.38,  99.90, -27.66,  -0.47,
05/14 10Z,   0.20, -21.20,  99.90, -21.48,  -0.47,
05/14 11Z,   0.20, -14.57,  99.90, -14.84,  -0.47,
05/14 12Z,   0.20,  -9.46,  99.90,  -9.73,  -0.47,
05/14 13Z,   0.20,  -6.10,  99.90,  -6.38,  -0.47,
05/14 14Z,   0.20,  -5.42,  99.90,  -5.69,  -0.47,  (max)
05/14 15Z,   0.30,  -7.79,  99.90,  -7.96,  -0.47,
05/14 16Z,   0.30, -12.29,  99.90, -12.46,  -0.47,
05/14 17Z,   0.30, -17.75,  99.90, -17.93,  -0.47,
05/14 18Z,   0.30, -23.18,  99.90, -23.35,  -0.47,
05/14 19Z,   0.20, -28.25,  99.90, -28.53,  -0.47,
05/14 20Z,   0.20, -32.54,  99.90, -32.81,  -0.47,
05/14 21Z,   0.10, -33.48,  99.90, -33.85,  -0.47,  (min)
05/14 22Z,   0.10, -29.21,  99.90, -29.58,  -0.47,
05/14 23Z,   0.00, -22.10,  99.90, -22.57,  -0.47,
05/15 00Z,   0.00, -15.33,  99.90, -15.80,  -0.47,
05/15 01Z,   0.00,  -9.87,  99.90, -10.34,  -0.47,
05/15 02Z,   0.00,  -6.67,  99.90,  -7.14,  -0.47,  (max)
05/15 03Z,   0.00,  -6.86,  99.90,  -7.33,  -0.47,
05/15 04Z,   0.00,  -9.97,  99.90, -10.45,  -0.47,
05/15 05Z,   0.00, -14.72,  99.90, -15.19,  -0.47,
05/15 06Z,   0.00, -19.79,  99.90, -20.26,  -0.47,
05/15 07Z,   0.00, -24.30,  99.90, -24.77,  -0.47,
05/15 08Z,   0.00, -28.07,  99.90, -28.54,  -0.47,
05/15 09Z,   0.00, -29.50,  99.90, -29.97,  -0.47,  (min)
05/15 10Z,   0.00, -26.08,  99.90, -26.55,  -0.47,
05/15 11Z,   0.00, -18.86,  99.90, -19.33,  -0.47,
05/15 12Z,   0.00, -11.76,  99.90, -12.23,  -0.47,
05/15 13Z,   0.00,  -6.73,  99.90,  -7.20,  -0.47,
05/15 14Z,   0.10,  -4.16,  99.90,  -4.53,  -0.47,  (max)
05/15 15Z,   0.10,  -4.79,  99.90,  -5.17,  -0.47,
05/15 16Z,   0.10,  -8.40,  99.90,  -8.77,  -0.47,
05/15 17Z,   0.10, -13.69,  99.90, -14.07,  -0.47,
05/15 18Z,   0.10, -19.57,  99.90, -19.94,  -0.47,
05/15 19Z,   0.00, -25.25,  99.90, -25.72,  -0.47,
05/15 20Z,   0.00, -30.61,  99.90, -31.09,  -0.47,
05/15 21Z,   0.00, -34.77,  99.90, -35.24,  -0.47,  (min)
05/15 22Z,   0.00, -34.66,  99.90, -35.14,  -0.47,
05/15 23Z,  -0.10, -28.97,  99.90, -29.54,  -0.47,
05/16 00Z,  -0.10, -20.80,  99.90, -21.37,  -0.47,