EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
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Alaska
Gulf of Alaska
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Elfin Cove, AK
Yakutat, AK
Cordova, AK
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Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Nikiski, AK : 10/17/2026 11:25:28 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 12Z,  -1.30, -15.55, -15.44,  99.90,   1.41,
10/15 13Z,  -1.30, -10.96, -11.35,  99.90,   0.91,
10/15 14Z,  -1.30,  -6.88,  -7.54,  99.90,   0.64,
10/15 15Z,  -1.30,  -3.87,  -4.36,  99.90,   0.81,
10/15 16Z,  -1.30,  -2.13,  -2.44,  99.90,   0.99,
10/15 17Z,  -1.20,  -2.11,  -2.24,  99.90,   1.07,  (max)
10/15 18Z,  -1.10,  -3.92,  -3.81,  99.90,   1.21,
10/15 19Z,  -1.00,  -6.93,  -6.74,  99.90,   1.19,
10/15 20Z,  -0.90, -10.00,  -9.76,  99.90,   1.14,
10/15 21Z,  -0.90, -12.26, -12.03,  99.90,   1.13,
10/15 22Z,  -0.90, -13.36, -13.16,  99.90,   1.10,  (min)
10/15 23Z,  -0.70, -12.77, -12.25,  99.90,   1.22,
10/16 00Z,  -0.40, -10.05,  -9.40,  99.90,   1.05,
10/16 01Z,  -0.30,  -6.23,  -6.39,  99.90,   0.14,
10/16 02Z,  -0.20,  -3.16,  -3.60,  99.90,  -0.24,
10/16 03Z,  -0.10,  -1.63,  -1.64,  99.90,   0.09,
10/16 04Z,   0.00,  -1.46,  -1.13,  99.90,   0.33,  (max)
10/16 05Z,   0.00,  -2.62,  -2.23,  99.90,   0.39,
10/16 06Z,   0.00,  -5.21,  -4.87,  99.90,   0.34,
10/16 07Z,   0.10,  -8.83,  -8.31,  99.90,   0.42,
10/16 08Z,   0.20, -12.58, -11.71,  99.90,   0.67,
10/16 09Z,   0.30, -15.61, -15.04,  99.90,   0.27,
10/16 10Z,   0.30, -17.62, -17.59,  99.90,  -0.27,
10/16 11Z,   0.30, -18.35, -18.37,  99.90,  -0.32,  (min)
10/16 12Z,   0.30, -17.09, -16.59,  99.90,   0.20,
10/16 13Z,   0.30, -13.86, -13.13,  99.90,   0.43,
10/16 14Z,   0.40, -10.12,  -9.67,  99.90,   0.05,
10/16 15Z,   0.40,  -7.03,  -6.54,  99.90,   0.09,
10/16 16Z,   0.40,  -4.72,  -4.14,  99.90,   0.18,
10/16 17Z,   0.40,  -3.33,  -2.94,  99.90,  -0.01,  (max)
10/16 18Z,   0.30,  -3.36,  -3.14,  99.90,  -0.08,
10/16 19Z,   0.40,  -4.94,  -4.82,  99.90,  -0.28,
10/16 20Z,   0.50,  -7.43,  -7.14,  99.90,  -0.21,
10/16 21Z,   0.50,  -9.77,  -9.42,  99.90,  -0.15,
10/16 22Z,   0.50, -11.29, -11.12,  99.90,  -0.33,
10/16 23Z,   0.40, -11.87, -11.77,  99.90,  -0.30,  (min)
10/17 00Z,   0.40, -11.08, -10.76,  99.90,  -0.08,
10/17 01Z,   0.50,  -8.68,  -8.66,  99.90,  -0.48,
10/17 02Z,   0.50,  -5.77,  -6.44,  99.90,  -1.17,
10/17 03Z,   0.50,  -3.83,  -4.57,  99.90,  -1.24,
10/17 04Z,   0.50,  -3.12,  -3.29,  99.90,  -0.67,
10/17 05Z,   0.50,  -3.30,  -3.11,  99.90,  -0.31,  (max)
10/17 06Z,   0.40,  -4.42,  -4.27,  99.90,  -0.25,
10/17 07Z,   0.40,  -6.65,  -6.59,  99.90,  -0.34,
10/17 08Z,   0.30,  -9.66,  -9.50,  99.90,  -0.14,
10/17 09Z,   0.20, -12.61, -12.32,  99.90,   0.09,
10/17 10Z,   0.20, -14.84, -15.00,  99.90,  -0.36,
10/17 11Z,   0.20, -16.29, -16.86,  99.90,  -0.77,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/17 12Z,   0.30, -16.77,  99.90, -17.18,  -0.71,  (min)
10/17 13Z,   0.30, -15.61,  99.90, -15.97,  -0.65,
10/17 14Z,   0.30, -12.98,  99.90, -13.28,  -0.59,
10/17 15Z,   0.30, -10.13,  99.90, -10.37,  -0.54,
10/17 16Z,   0.30,  -7.78,  99.90,  -7.95,  -0.48,
10/17 17Z,   0.30,  -5.79,  99.90,  -5.90,  -0.42,
10/17 18Z,   0.20,  -4.38,  99.90,  -4.54,  -0.36,
10/17 19Z,   0.10,  -4.19,  99.90,  -4.39,  -0.30,  (max)
10/17 20Z,   0.10,  -5.36,  99.90,  -5.50,  -0.24,
10/17 21Z,   0.10,  -7.28,  99.90,  -7.36,  -0.18,
10/17 22Z,   0.10,  -9.01,  99.90,  -9.03,  -0.13,
10/17 23Z,   0.20, -10.13,  99.90, -10.00,  -0.07,
10/18 00Z,   0.20, -10.65,  99.90, -10.52,  -0.07,  (min)
10/18 01Z,   0.30, -10.13,  99.90,  -9.89,  -0.07,
10/18 02Z,   0.30,  -8.36,  99.90,  -8.13,  -0.07,
10/18 03Z,   0.20,  -6.38,  99.90,  -6.24,  -0.07,
10/18 04Z,   0.20,  -5.24,  99.90,  -5.10,  -0.07,
10/18 05Z,   0.20,  -4.85,  99.90,  -4.71,  -0.07,  (max)
10/18 06Z,   0.20,  -4.87,  99.90,  -4.74,  -0.07,
10/18 07Z,   0.20,  -5.58,  99.90,  -5.45,  -0.07,
10/18 08Z,   0.10,  -7.26,  99.90,  -7.22,  -0.07,
10/18 09Z,   0.10,  -9.60,  99.90,  -9.57,  -0.07,
10/18 10Z,   0.10, -11.89,  99.90, -11.85,  -0.07,
10/18 11Z,   0.10, -13.65,  99.90, -13.62,  -0.07,
10/18 12Z,   0.10, -14.99,  99.90, -14.95,  -0.07,
10/18 13Z,   0.00, -15.65,  99.90, -15.72,  -0.07,  (min)
10/18 14Z,   0.00, -14.91,  99.90, -14.98,  -0.07,
10/18 15Z,   0.00, -12.93,  99.90, -12.99,  -0.07,
10/18 16Z,   0.00, -10.73,  99.90, -10.80,  -0.07,
10/18 17Z,   0.00,  -8.68,  99.90,  -8.75,  -0.07,
10/18 18Z,   0.00,  -6.59,  99.90,  -6.66,  -0.07,
10/18 19Z,   0.00,  -4.90,  99.90,  -4.97,  -0.07,
10/18 20Z,   0.00,  -4.36,  99.90,  -4.42,  -0.07,  (max)
10/18 21Z,   0.00,  -5.14,  99.90,  -5.20,  -0.07,
10/18 22Z,   0.00,  -6.64,  99.90,  -6.71,  -0.07,
10/18 23Z,  -0.10,  -8.08,  99.90,  -8.25,  -0.07,
10/19 00Z,   0.00,  -9.26,  99.90,  -9.32,  -0.07,
10/19 01Z,   0.00, -10.15,  99.90, -10.22,  -0.07,
10/19 02Z,  -0.10, -10.17,  99.90, -10.34,  -0.07,  (min)
10/19 03Z,  -0.10,  -9.06,  99.90,  -9.23,  -0.07,
10/19 04Z,  -0.20,  -7.72,  99.90,  -7.99,  -0.07,
10/19 05Z,  -0.20,  -6.88,  99.90,  -7.15,  -0.07,
10/19 06Z,  -0.20,  -6.27,  99.90,  -6.54,  -0.07,
10/19 07Z,  -0.30,  -5.78,  99.90,  -6.14,  -0.07,  (max)
10/19 08Z,  -0.30,  -5.90,  99.90,  -6.26,  -0.07,
10/19 09Z,  -0.30,  -7.02,  99.90,  -7.39,  -0.07,
10/19 10Z,  -0.30,  -8.88,  99.90,  -9.25,  -0.07,
10/19 11Z,  -0.40, -10.83,  99.90, -11.29,  -0.07,
10/19 12Z,  -0.40, -12.56,  99.90, -13.03,  -0.07,
10/19 13Z,  -0.40, -14.21,  99.90, -14.67,  -0.07,
10/19 14Z,  -0.40, -15.30,  99.90, -15.77,  -0.07,  (min)
10/19 15Z,  -0.50, -14.98,  99.90, -15.55,  -0.07,
10/19 16Z,  -0.60, -13.40,  99.90, -14.07,  -0.07,
10/19 17Z,  -0.60, -11.42,  99.90, -12.09,  -0.07,
10/19 18Z,  -0.70,  -9.22,  99.90,  -9.98,  -0.07,
10/19 19Z,  -0.70,  -6.73,  99.90,  -7.50,  -0.07,
10/19 20Z,  -0.70,  -4.65,  99.90,  -5.42,  -0.07,
10/19 21Z,  -0.70,  -3.84,  99.90,  -4.60,  -0.07,  (max)
10/19 22Z,  -0.70,  -4.45,  99.90,  -5.21,  -0.07,
10/19 23Z,  -0.70,  -5.89,  99.90,  -6.65,  -0.07,
10/20 00Z,  -0.60,  -7.48,  99.90,  -8.15,  -0.07,
10/20 01Z,  -0.60,  -9.13,  99.90,  -9.80,  -0.07,
10/20 02Z,  -0.50, -10.66,  99.90, -11.23,  -0.07,
10/20 03Z,  -0.50, -11.22,  99.90, -11.78,  -0.07,  (min)
10/20 04Z,  -0.40, -10.49,  99.90, -10.96,  -0.07,
10/20 05Z,  -0.40,  -9.31,  99.90,  -9.78,  -0.07,
10/20 06Z,  -0.40,  -8.21,  99.90,  -8.68,  -0.07,
10/20 07Z,  -0.30,  -6.97,  99.90,  -7.33,  -0.07,
10/20 08Z,  -0.30,  -5.77,  99.90,  -6.14,  -0.07,
10/20 09Z,  -0.20,  -5.36,  99.90,  -5.63,  -0.07,  (max)
10/20 10Z,  -0.20,  -6.17,  99.90,  -6.43,  -0.07,
10/20 11Z,  -0.10,  -7.90,  99.90,  -8.07,  -0.07,
10/20 12Z,  -0.10,  -9.94,  99.90, -10.10,  -0.07,
10/20 13Z,  -0.10, -12.04,  99.90, -12.21,  -0.07,
10/20 14Z,  -0.20, -14.22,  99.90, -14.49,  -0.07,
10/20 15Z,  -0.30, -15.70,  99.90, -16.07,  -0.07,  (min)
10/20 16Z,  -0.40, -15.52,  99.90, -15.99,  -0.07,
10/20 17Z,  -0.60, -13.91,  99.90, -14.57,  -0.07,
10/20 18Z,  -0.70, -11.66,  99.90, -12.43,  -0.07,
10/20 19Z,  -0.80,  -8.94,  99.90,  -9.81,  -0.07,
10/20 20Z,  -0.90,  -5.95,  99.90,  -6.92,  -0.07,
10/20 21Z,  -0.90,  -3.63,  99.90,  -4.60,  -0.07,
10/20 22Z,  -1.00,  -2.85,  99.90,  -3.92,  -0.07,  (max)
10/20 23Z,  -1.00,  -3.69,  99.90,  -4.76,  -0.07,
10/21 00Z,  -0.90,  -5.51,  99.90,  -6.47,  -0.07,