EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
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Alaska
Gulf of Alaska
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Elfin Cove, AK
Yakutat, AK
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Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
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Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Seldovia, AK : 07/20/2026 15:23:39 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/19 00Z,  -0.20,  -6.08,  -6.35,  99.90,  -0.07,
07/19 01Z,  -0.20,  -1.88,  -2.12,  99.90,  -0.04,
07/19 02Z,  -0.30,   0.54,   0.24,  99.90,  -0.00,
07/19 03Z,  -0.30,   0.65,   0.43,  99.90,   0.08,  (max)
07/19 04Z,  -0.30,  -1.53,  -1.66,  99.90,   0.17,
07/19 05Z,  -0.20,  -5.41,  -5.49,  99.90,   0.12,
07/19 06Z,  -0.20, -10.01, -10.13,  99.90,   0.08,
07/19 07Z,  -0.20, -14.15, -14.30,  99.90,   0.05,
07/19 08Z,  -0.20, -16.63, -16.91,  99.90,  -0.08,
07/19 09Z,  -0.20, -16.73, -16.96,  99.90,  -0.03,  (min)
07/19 10Z,  -0.10, -14.67, -14.73,  99.90,   0.04,
07/19 11Z,  -0.10, -11.21, -11.23,  99.90,   0.08,
07/19 12Z,  -0.30,  -7.18,  -7.36,  99.90,   0.12,
07/19 13Z,  -0.30,  -3.53,  -3.74,  99.90,   0.09,
07/19 14Z,  -0.40,  -1.25,  -1.47,  99.90,   0.18,
07/19 15Z,  -0.40,  -0.98,  -1.25,  99.90,   0.13,  (max)
07/19 16Z,  -0.40,  -2.81,  -3.15,  99.90,   0.06,
07/19 17Z,  -0.40,  -6.32,  -6.53,  99.90,   0.19,
07/19 18Z,  -0.40, -10.66, -10.78,  99.90,   0.28,
07/19 19Z,  -0.40, -14.78, -14.90,  99.90,   0.28,
07/19 20Z,  -0.40, -17.56, -17.78,  99.90,   0.18,
07/19 21Z,  -0.40, -18.15, -18.19,  99.90,   0.36,  (min)
07/19 22Z,  -0.30, -16.43, -16.38,  99.90,   0.35,
07/19 23Z,  -0.30, -13.06, -13.11,  99.90,   0.25,
07/20 00Z,  -0.30,  -8.87,  -8.97,  99.90,   0.20,
07/20 01Z,  -0.30,  -4.69,  -4.76,  99.90,   0.23,
07/20 02Z,  -0.30,  -1.49,  -1.62,  99.90,   0.17,
07/20 03Z,  -0.30,  -0.04,  -0.19,  99.90,   0.15,  (max)
07/20 04Z,  -0.30,  -0.65,  -0.82,  99.90,   0.13,
07/20 05Z,  -0.30,  -3.12,  -3.32,  99.90,   0.10,
07/20 06Z,  -0.20,  -6.80,  -7.03,  99.90,  -0.03,
07/20 07Z,  -0.20, -10.82, -11.07,  99.90,  -0.05,
07/20 08Z,  -0.20, -14.22, -14.46,  99.90,  -0.04,
07/20 09Z,  -0.10, -16.04, -16.30,  99.90,  -0.16,  (min)
07/20 10Z,  -0.10, -15.84, -15.99,  99.90,  -0.05,
07/20 11Z,  -0.20, -13.91, -13.96,  99.90,   0.15,
07/20 12Z,  -0.20, -10.94, -10.98,  99.90,   0.16,
07/20 13Z,  -0.30,  -7.60,  -7.81,  99.90,   0.09,
07/20 14Z,  -0.40,  -4.68,  -4.97,  99.90,   0.11,
07/20 15Z,  -0.50,  -3.00,  -3.34,  99.90,   0.16,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/20 16Z,  -0.50,  -3.02,  99.90,  -3.37,   0.15,
07/20 17Z,  -0.40,  -4.71,  99.90,  -4.98,   0.13,
07/20 18Z,  -0.40,  -7.61,  99.90,  -7.90,   0.12,
07/20 19Z,  -0.30, -10.99,  99.90, -11.18,   0.10,
07/20 20Z,  -0.20, -13.98,  99.90, -14.10,   0.09,
07/20 21Z,  -0.10, -15.74,  99.90, -15.77,   0.07,  (min)
07/20 22Z,  -0.10, -15.64,  99.90, -15.68,   0.06,
07/20 23Z,  -0.10, -13.75,  99.90, -13.81,   0.04,
07/21 00Z,  -0.20, -10.73,  99.90, -10.90,   0.03,
07/21 01Z,  -0.20,  -7.24,  99.90,  -7.42,   0.01,
07/21 02Z,  -0.30,  -3.98,  99.90,  -4.28,  -0.00,
07/21 03Z,  -0.40,  -1.74,  99.90,  -2.16,  -0.01,
07/21 04Z,  -0.40,  -1.08,  99.90,  -1.50,  -0.01,  (max)
07/21 05Z,  -0.40,  -2.11,  99.90,  -2.53,  -0.01,
07/21 06Z,  -0.30,  -4.54,  99.90,  -4.85,  -0.01,
07/21 07Z,  -0.20,  -7.78,  99.90,  -7.99,  -0.01,
07/21 08Z,   0.00, -11.13,  99.90, -11.15,  -0.01,
07/21 09Z,   0.00, -13.86,  99.90, -13.88,  -0.01,
07/21 10Z,   0.10, -15.24,  99.90, -15.16,  -0.01,  (min)
07/21 11Z,   0.00, -14.99,  99.90, -15.00,  -0.01,
07/21 12Z,   0.00, -13.42,  99.90, -13.44,  -0.01,
07/21 13Z,  -0.10, -11.06,  99.90, -11.18,  -0.01,
07/21 14Z,  -0.20,  -8.39,  99.90,  -8.61,  -0.01,
07/21 15Z,  -0.30,  -6.08,  99.90,  -6.39,  -0.01,
07/21 16Z,  -0.30,  -4.76,  99.90,  -5.08,  -0.01,  (max)
07/21 17Z,  -0.30,  -4.78,  99.90,  -5.09,  -0.01,
07/21 18Z,  -0.20,  -6.05,  99.90,  -6.27,  -0.01,
07/21 19Z,  -0.10,  -8.18,  99.90,  -8.30,  -0.01,
07/21 20Z,   0.00, -10.58,  99.90, -10.60,  -0.01,
07/21 21Z,   0.00, -12.64,  99.90, -12.65,  -0.01,
07/21 22Z,   0.00, -13.68,  99.90, -13.69,  -0.01,  (min)
07/21 23Z,   0.00, -13.25,  99.90, -13.26,  -0.01,
07/22 00Z,   0.00, -11.52,  99.90, -11.54,  -0.01,
07/22 01Z,   0.00,  -9.05,  99.90,  -9.06,  -0.01,
07/22 02Z,   0.00,  -6.32,  99.90,  -6.34,  -0.01,
07/22 03Z,   0.00,  -3.90,  99.90,  -3.92,  -0.01,
07/22 04Z,   0.00,  -2.41,  99.90,  -2.43,  -0.01,
07/22 05Z,   0.00,  -2.24,  99.90,  -2.25,  -0.01,  (max)
07/22 06Z,   0.00,  -3.38,  99.90,  -3.40,  -0.01,
07/22 07Z,   0.00,  -5.55,  99.90,  -5.57,  -0.01,
07/22 08Z,   0.00,  -8.27,  99.90,  -8.28,  -0.01,
07/22 09Z,   0.00, -11.04,  99.90, -11.06,  -0.01,
07/22 10Z,   0.00, -13.33,  99.90, -13.34,  -0.01,
07/22 11Z,   0.00, -14.53,  99.90, -14.54,  -0.01,  (min)
07/22 12Z,   0.00, -14.45,  99.90, -14.46,  -0.01,
07/22 13Z,  -0.10, -13.35,  99.90, -13.46,  -0.01,
07/22 14Z,  -0.20, -11.55,  99.90, -11.77,  -0.01,
07/22 15Z,  -0.20,  -9.39,  99.90,  -9.60,  -0.01,
07/22 16Z,  -0.20,  -7.41,  99.90,  -7.62,  -0.01,
07/22 17Z,  -0.20,  -6.17,  99.90,  -6.38,  -0.01,
07/22 18Z,  -0.10,  -5.93,  99.90,  -6.05,  -0.01,  (max)
07/22 19Z,   0.00,  -6.65,  99.90,  -6.66,  -0.01,
07/22 20Z,   0.00,  -8.02,  99.90,  -8.03,  -0.01,
07/22 21Z,   0.00,  -9.65,  99.90,  -9.67,  -0.01,
07/22 22Z,   0.10, -11.10,  99.90, -11.01,  -0.01,
07/22 23Z,   0.10, -11.80,  99.90, -11.71,  -0.01,  (min)
07/23 00Z,   0.10, -11.39,  99.90, -11.30,  -0.01,
07/23 01Z,   0.00, -10.03,  99.90, -10.04,  -0.01,
07/23 02Z,   0.00,  -8.14,  99.90,  -8.16,  -0.01,
07/23 03Z,  -0.10,  -6.06,  99.90,  -6.17,  -0.01,
07/23 04Z,  -0.10,  -4.23,  99.90,  -4.34,  -0.01,
07/23 05Z,  -0.10,  -3.17,  99.90,  -3.28,  -0.01,
07/23 06Z,   0.00,  -3.17,  99.90,  -3.19,  -0.01,  (max)
07/23 07Z,   0.10,  -4.21,  99.90,  -4.13,  -0.01,
07/23 08Z,   0.20,  -6.05,  99.90,  -5.86,  -0.01,
07/23 09Z,   0.30,  -8.34,  99.90,  -8.06,  -0.01,
07/23 10Z,   0.40, -10.78,  99.90, -10.39,  -0.01,
07/23 11Z,   0.30, -12.90,  99.90, -12.61,  -0.01,
07/23 12Z,   0.20, -14.17,  99.90, -13.98,  -0.01,
07/23 13Z,   0.10, -14.38,  99.90, -14.30,  -0.01,  (min)
07/23 14Z,   0.00, -13.71,  99.90, -13.72,  -0.01,
07/23 15Z,   0.00, -12.27,  99.90, -12.29,  -0.01,
07/23 16Z,  -0.10, -10.32,  99.90, -10.44,  -0.01,
07/23 17Z,   0.00,  -8.37,  99.90,  -8.39,  -0.01,
07/23 18Z,   0.10,  -6.94,  99.90,  -6.86,  -0.01,
07/23 19Z,   0.10,  -6.31,  99.90,  -6.23,  -0.01,
07/23 20Z,   0.40,  -6.50,  99.90,  -6.11,  -0.01,  (max)
07/23 21Z,   0.60,  -7.33,  99.90,  -6.74,  -0.01,
07/23 22Z,   0.50,  -8.54,  99.90,  -8.06,  -0.01,
07/23 23Z,   0.40,  -9.78,  99.90,  -9.39,  -0.01,
07/24 00Z,   0.10, -10.49,  99.90, -10.41,  -0.01,  (min)
07/24 01Z,   0.00, -10.32,  99.90, -10.33,  -0.01,
07/24 02Z,  -0.10,  -9.37,  99.90,  -9.49,  -0.01,
07/24 03Z,  -0.30,  -7.92,  99.90,  -8.24,  -0.01,
07/24 04Z,  -0.30,  -6.19,  99.90,  -6.51,  -0.01,
07/24 05Z,  -0.30,  -4.61,  99.90,  -4.93,  -0.01,
07/24 06Z,  -0.30,  -3.67,  99.90,  -3.99,  -0.01,
07/24 07Z,  99.90,  -3.63,  99.90,  99.90,  -0.01,
07/24 08Z,  99.90,  -4.49,  99.90,  99.90,  -0.01,
07/24 09Z,  99.90,  -6.09,  99.90,  99.90,  -0.01,
07/24 10Z,  99.90,  -8.21,  99.90,  99.90,  -0.01,
07/24 11Z,  99.90, -10.61,  99.90,  99.90,  -0.01,
07/24 12Z,  99.90, -12.84,  99.90,  99.90,  -0.01,