EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-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 : 03/21/2025 04:23:13 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/19 12Z,  -0.10,   8.49,   9.53,  99.90,   1.14,
03/19 13Z,   0.00,  13.01,  13.35,  99.90,   0.34,
03/19 14Z,   0.00,  17.07,  16.73,  99.90,  -0.34,
03/19 15Z,   0.00,  19.35,  19.24,  99.90,  -0.11,
03/19 16Z,   0.10,  19.88,  20.07,  99.90,   0.09,  (max)
03/19 17Z,   0.10,  18.84,  18.90,  99.90,  -0.04,
03/19 18Z,   0.20,  16.20,  15.87,  99.90,  -0.53,
03/19 19Z,   0.30,  12.28,  12.21,  99.90,  -0.37,
03/19 20Z,   0.30,   7.98,   8.57,  99.90,   0.29,
03/19 21Z,   0.40,   4.47,   4.97,  99.90,   0.10,
03/19 22Z,   0.40,   2.34,   2.24,  99.90,  -0.50,
03/19 23Z,   0.40,   1.73,   1.47,  99.90,  -0.66,  (min)
03/20 00Z,   0.40,   3.10,   3.77,  99.90,   0.27,
03/20 01Z,   0.50,   6.52,   7.61,  99.90,   0.59,
03/20 02Z,   0.50,  10.67,  11.30,  99.90,   0.13,
03/20 03Z,   0.50,  13.96,  14.51,  99.90,   0.05,
03/20 04Z,   0.50,  16.03,  16.66,  99.90,   0.13,
03/20 05Z,   0.50,  16.98,  17.39,  99.90,  -0.09,  (max)
03/20 06Z,   0.50,  16.53,  16.46,  99.90,  -0.57,
03/20 07Z,   0.50,  14.51,  14.09,  99.90,  -0.92,
03/20 08Z,   0.50,  11.50,  11.35,  99.90,  -0.65,
03/20 09Z,   0.50,   8.66,   8.90,  99.90,  -0.26,
03/20 10Z,   0.50,   6.99,   7.16,  99.90,  -0.33,
03/20 11Z,   0.40,   6.71,   7.03,  99.90,  -0.08,  (min)
03/20 12Z,   0.50,   7.98,   9.39,  99.90,   0.91,
03/20 13Z,   0.40,  10.98,  12.63,  99.90,   1.25,
03/20 14Z,   0.40,  14.77,  15.54,  99.90,   0.37,
03/20 15Z,   0.40,  17.59,  17.99,  99.90,   0.00,
03/20 16Z,   0.30,  18.65,  19.40,  99.90,   0.45,  (max)
03/20 17Z,   0.30,  18.34,  19.30,  99.90,   0.66,
03/20 18Z,   0.30,  16.87,  17.47,  99.90,   0.30,
03/20 19Z,   0.30,  14.20,  14.53,  99.90,   0.03,
03/20 20Z,   0.20,  10.67,  11.25,  99.90,   0.38,
03/20 21Z,   0.20,   7.16,   7.94,  99.90,   0.58,
03/20 22Z,   0.20,   4.61,   4.91,  99.90,   0.10,
03/20 23Z,   0.20,   3.30,   3.00,  99.90,  -0.50,  (min)
03/21 00Z,   0.20,   3.17,   3.10,  99.90,  -0.27,
03/21 01Z,   0.20,   4.60,   5.42,  99.90,   0.62,
03/21 02Z,   0.20,   7.57,   8.42,  99.90,   0.65,
03/21 03Z,   0.20,  10.82,  11.32,  99.90,   0.30,
03/21 04Z,   0.20,  13.19,  13.96,  99.90,   0.57,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/21 05Z,   0.30,  14.72,  99.90,  15.54,   0.52,
03/21 06Z,   0.30,  15.52,  99.90,  16.28,   0.47,  (max)
03/21 07Z,   0.40,  15.22,  99.90,  16.03,   0.42,
03/21 08Z,   0.40,  13.64,  99.90,  14.41,   0.37,
03/21 09Z,   0.40,  11.37,  99.90,  12.09,   0.32,
03/21 10Z,   0.40,   9.45,  99.90,  10.12,   0.27,
03/21 11Z,   0.40,   8.58,  99.90,   9.20,   0.22,  (min)
03/21 12Z,   0.40,   8.71,  99.90,   9.28,   0.17,
03/21 13Z,   0.40,   9.95,  99.90,  10.47,   0.12,
03/21 14Z,   0.40,  12.44,  99.90,  12.91,   0.07,
03/21 15Z,   0.40,  15.27,  99.90,  15.69,   0.02,
03/21 16Z,   0.40,  16.97,  99.90,  17.33,  -0.03,
03/21 17Z,   0.30,  17.25,  99.90,  17.52,  -0.03,  (max)
03/21 18Z,   0.30,  16.63,  99.90,  16.90,  -0.03,
03/21 19Z,   0.30,  15.24,  99.90,  15.51,  -0.03,
03/21 20Z,   0.30,  12.95,  99.90,  13.22,  -0.03,
03/21 21Z,   0.30,  10.07,  99.90,  10.34,  -0.03,
03/21 22Z,   0.30,   7.36,  99.90,   7.63,  -0.03,
03/21 23Z,   0.30,   5.53,  99.90,   5.80,  -0.03,
03/22 00Z,   0.30,   4.56,  99.90,   4.82,  -0.03,
03/22 01Z,   0.40,   4.34,  99.90,   4.71,  -0.03,  (min)
03/22 02Z,   0.40,   5.38,  99.90,   5.75,  -0.03,
03/22 03Z,   0.40,   7.66,  99.90,   8.03,  -0.03,
03/22 04Z,   0.30,  10.09,  99.90,  10.36,  -0.03,
03/22 05Z,   0.30,  11.93,  99.90,  12.20,  -0.03,
03/22 06Z,   0.20,  13.38,  99.90,  13.55,  -0.03,
03/22 07Z,   0.20,  14.43,  99.90,  14.60,  -0.03,
03/22 08Z,   0.20,  14.58,  99.90,  14.75,  -0.03,  (max)
03/22 09Z,   0.20,  13.60,  99.90,  13.77,  -0.03,
03/22 10Z,   0.20,  12.03,  99.90,  12.20,  -0.03,
03/22 11Z,   0.20,  10.76,  99.90,  10.93,  -0.03,
03/22 12Z,   0.20,  10.19,  99.90,  10.36,  -0.03,
03/22 13Z,   0.20,  10.16,  99.90,  10.33,  -0.03,  (min)
03/22 14Z,   0.20,  10.90,  99.90,  11.07,  -0.03,
03/22 15Z,   0.10,  12.67,  99.90,  12.74,  -0.03,
03/22 16Z,   0.10,  14.63,  99.90,  14.70,  -0.03,
03/22 17Z,   0.00,  15.65,  99.90,  15.62,  -0.03,
03/22 18Z,   0.00,  15.74,  99.90,  15.71,  -0.03,  (max)
03/22 19Z,   0.00,  15.36,  99.90,  15.33,  -0.03,
03/22 20Z,   0.00,  14.43,  99.90,  14.40,  -0.03,
03/22 21Z,  -0.10,  12.71,  99.90,  12.58,  -0.03,
03/22 22Z,  -0.10,  10.44,  99.90,  10.31,  -0.03,
03/22 23Z,  -0.10,   8.27,  99.90,   8.14,  -0.03,
03/23 00Z,  -0.20,   6.67,  99.90,   6.44,  -0.03,
03/23 01Z,  -0.20,   5.47,  99.90,   5.24,  -0.03,
03/23 02Z,  -0.20,   4.74,  99.90,   4.51,  -0.03,  (min)
03/23 03Z,  -0.20,   5.19,  99.90,   4.96,  -0.03,
03/23 04Z,  -0.30,   6.89,  99.90,   6.56,  -0.03,
03/23 05Z,  -0.30,   8.89,  99.90,   8.56,  -0.03,
03/23 06Z,  -0.30,  10.71,  99.90,  10.38,  -0.03,
03/23 07Z,  -0.30,  12.54,  99.90,  12.21,  -0.03,
03/23 08Z,  -0.30,  14.14,  99.90,  13.81,  -0.03,
03/23 09Z,  -0.30,  14.81,  99.90,  14.48,  -0.03,  (max)
03/23 10Z,  -0.30,  14.32,  99.90,  13.99,  -0.03,
03/23 11Z,  -0.20,  13.14,  99.90,  12.91,  -0.03,
03/23 12Z,  -0.20,  12.03,  99.90,  11.80,  -0.03,
03/23 13Z,  -0.20,  11.20,  99.90,  10.97,  -0.03,
03/23 14Z,  -0.20,  10.56,  99.90,  10.33,  -0.03,  (min)
03/23 15Z,  -0.20,  10.61,  99.90,  10.38,  -0.03,
03/23 16Z,  -0.30,  11.79,  99.90,  11.46,  -0.03,
03/23 17Z,  -0.30,  13.30,  99.90,  12.97,  -0.03,
03/23 18Z,  -0.40,  14.24,  99.90,  13.81,  -0.03,
03/23 19Z,  -0.40,  14.72,  99.90,  14.29,  -0.03,
03/23 20Z,  -0.40,  14.99,  99.90,  14.56,  -0.03,  (max)
03/23 21Z,  -0.40,  14.67,  99.90,  14.24,  -0.03,
03/23 22Z,  -0.30,  13.42,  99.90,  13.09,  -0.03,
03/23 23Z,  -0.20,  11.45,  99.90,  11.22,  -0.03,
03/24 00Z,  -0.20,   9.34,  99.90,   9.11,  -0.03,
03/24 01Z,  -0.10,   7.43,  99.90,   7.30,  -0.03,
03/24 02Z,  -0.10,   5.58,  99.90,   5.44,  -0.03,
03/24 03Z,  -0.10,   4.16,  99.90,   4.03,  -0.03,  (min)
03/24 04Z,  -0.10,   4.16,  99.90,   4.03,  -0.03,
03/24 05Z,  -0.10,   5.67,  99.90,   5.54,  -0.03,
03/24 06Z,  -0.10,   7.79,  99.90,   7.66,  -0.03,
03/24 07Z,  -0.10,  10.11,  99.90,   9.98,  -0.03,
03/24 08Z,   0.00,  12.65,  99.90,  12.62,  -0.03,
03/24 09Z,   0.00,  14.84,  99.90,  14.81,  -0.03,
03/24 10Z,   0.00,  15.86,  99.90,  15.83,  -0.03,  (max)
03/24 11Z,   0.10,  15.48,  99.90,  15.55,  -0.03,
03/24 12Z,   0.10,  14.19,  99.90,  14.26,  -0.03,
03/24 13Z,   0.10,  12.69,  99.90,  12.76,  -0.03,
03/24 14Z,   0.10,  11.14,  99.90,  11.21,  -0.03,
03/24 15Z,   0.10,   9.69,  99.90,   9.76,  -0.03,
03/24 16Z,   0.10,   9.20,  99.90,   9.27,  -0.03,  (min)
03/24 17Z,   0.00,  10.17,  99.90,  10.14,  -0.03,
03/24 18Z,   0.00,  11.82,  99.90,  11.79,  -0.03,
03/24 19Z,  99.90,  13.30,  99.90,  99.90,  -0.03,
03/24 20Z,  99.90,  14.62,  99.90,  99.90,  -0.03,
03/24 21Z,  99.90,  15.68,  99.90,  99.90,  -0.03,
03/24 22Z,  99.90,  15.84,  99.90,  99.90,  -0.03,
03/24 23Z,  99.90,  14.72,  99.90,  99.90,  -0.03,
03/25 00Z,  99.90,  12.57,  99.90,  99.90,  -0.03,