EXTRA-TROPICAL  STORM  SURGE
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Manual
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hat-on
mhhw-on
msl-on
mllw-on
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Northeast
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Alaska
Gulf of Alaska
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Ketchikan, AK
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Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
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
#Seward, AK : 05/23/2025 11:22:25 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/21 12Z,   0.70,   4.08,   3.52,  99.90,  -1.26,  (min)
05/21 13Z,   0.60,   5.03,   4.59,  99.90,  -1.04,
05/21 14Z,   0.60,   6.16,   5.63,  99.90,  -1.13,
05/21 15Z,   0.60,   7.16,   6.67,  99.90,  -1.09,
05/21 16Z,   0.60,   7.72,   7.19,  99.90,  -1.13,  (max)
05/21 17Z,   0.60,   7.62,   7.12,  99.90,  -1.10,
05/21 18Z,   0.50,   6.85,   6.43,  99.90,  -0.92,
05/21 19Z,   0.50,   5.55,   5.15,  99.90,  -0.90,
05/21 20Z,   0.50,   3.95,   3.58,  99.90,  -0.87,
05/21 21Z,   0.50,   2.40,   2.00,  99.90,  -0.90,
05/21 22Z,   0.50,   1.31,   0.88,  99.90,  -0.93,
05/21 23Z,   0.50,   0.98,   0.47,  99.90,  -1.01,  (min)
05/22 00Z,   0.50,   1.49,   1.03,  99.90,  -0.96,
05/22 01Z,   0.40,   2.71,   2.12,  99.90,  -0.99,
05/22 02Z,   0.40,   4.40,   3.75,  99.90,  -1.05,
05/22 03Z,   0.40,   6.24,   5.61,  99.90,  -1.03,
05/22 04Z,   0.40,   7.80,   7.15,  99.90,  -1.05,
05/22 05Z,   0.40,   8.73,   8.15,  99.90,  -0.98,
05/22 06Z,   0.40,   8.84,   8.34,  99.90,  -0.90,  (max)
05/22 07Z,   0.40,   8.15,   7.77,  99.90,  -0.78,
05/22 08Z,   0.50,   6.83,   6.49,  99.90,  -0.84,
05/22 09Z,   0.40,   5.17,   4.81,  99.90,  -0.76,
05/22 10Z,   0.50,   3.61,   3.23,  99.90,  -0.88,
05/22 11Z,   0.50,   2.57,   2.18,  99.90,  -0.89,
05/22 12Z,   0.50,   2.30,   1.85,  99.90,  -0.95,  (min)
05/22 13Z,   0.50,   2.78,   2.40,  99.90,  -0.88,
05/22 14Z,   0.40,   3.85,   3.46,  99.90,  -0.79,
05/22 15Z,   0.40,   5.26,   4.75,  99.90,  -0.91,
05/22 16Z,   0.40,   6.62,   6.09,  99.90,  -0.93,
05/22 17Z,   0.40,   7.53,   7.05,  99.90,  -0.88,
05/22 18Z,   0.50,   7.72,   7.27,  99.90,  -0.95,  (max)
05/22 19Z,   0.50,   7.15,   6.70,  99.90,  -0.95,
05/22 20Z,   0.50,   5.94,   5.54,  99.90,  -0.90,
05/22 21Z,   0.50,   4.34,   4.01,  99.90,  -0.83,
05/22 22Z,   0.50,   2.74,   2.27,  99.90,  -0.97,
05/22 23Z,   0.40,   1.60,   1.10,  99.90,  -0.90,
05/23 00Z,   0.60,   1.28,   0.79,  99.90,  -1.09,  (min)
05/23 01Z,   0.60,   1.88,   1.32,  99.90,  -1.16,
05/23 02Z,   0.50,   3.26,   2.79,  99.90,  -0.97,
05/23 03Z,   0.50,   5.18,   4.71,  99.90,  -0.97,
05/23 04Z,   0.50,   7.23,   6.69,  99.90,  -1.04,
05/23 05Z,   0.50,   8.90,   8.44,  99.90,  -0.96,
05/23 06Z,   0.50,   9.79,   9.34,  99.90,  -0.95,  (max)
05/23 07Z,   0.70,   9.68,   9.20,  99.90,  -1.18,
05/23 08Z,   0.60,   8.61,   8.28,  99.90,  -0.93,
05/23 09Z,   0.60,   6.80,   6.46,  99.90,  -0.94,
05/23 10Z,   0.70,   4.63,   4.32,  99.90,  -1.01,
05/23 11Z,   0.80,   2.60,   2.37,  99.90,  -1.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/23 12Z,   0.80,   1.24,  99.90,   1.01,  -1.03,
05/23 13Z,   0.70,   0.83,  99.90,   0.50,  -1.03,  (min)
05/23 14Z,   0.70,   1.39,  99.90,   1.06,  -1.03,
05/23 15Z,   0.70,   2.75,  99.90,   2.42,  -1.03,
05/23 16Z,   0.60,   4.55,  99.90,   4.13,  -1.03,
05/23 17Z,   0.60,   6.34,  99.90,   5.91,  -1.03,
05/23 18Z,   0.60,   7.61,  99.90,   7.19,  -1.02,
05/23 19Z,   0.60,   8.05,  99.90,   7.63,  -1.02,  (max)
05/23 20Z,   0.60,   7.60,  99.90,   7.18,  -1.02,
05/23 21Z,   0.50,   6.39,  99.90,   5.87,  -1.02,
05/23 22Z,   0.80,   4.71,  99.90,   4.49,  -1.02,
05/23 23Z,   0.80,   3.01,  99.90,   2.80,  -1.02,
05/24 00Z,   0.70,   1.84,  99.90,   1.52,  -1.02,
05/24 01Z,   0.70,   1.57,  99.90,   1.26,  -1.02,  (min)
05/24 02Z,   0.70,   2.33,  99.90,   2.01,  -1.02,
05/24 03Z,   0.80,   3.97,  99.90,   3.75,  -1.02,
05/24 04Z,   0.70,   6.16,  99.90,   5.84,  -1.02,
05/24 05Z,   0.70,   8.40,  99.90,   8.08,  -1.02,
05/24 06Z,   0.70,  10.12,  99.90,   9.80,  -1.02,
05/24 07Z,   0.70,  10.85,  99.90,  10.53,  -1.02,  (max)
05/24 08Z,   0.70,  10.40,  99.90,  10.09,  -1.02,
05/24 09Z,   0.70,   8.86,  99.90,   8.54,  -1.02,
05/24 10Z,   0.70,   6.50,  99.90,   6.18,  -1.02,
05/24 11Z,   0.70,   3.78,  99.90,   3.47,  -1.02,
05/24 12Z,   0.60,   1.35,  99.90,   0.93,  -1.02,
05/24 13Z,   0.60,  -0.23,  99.90,  -0.65,  -1.02,
05/24 14Z,   0.90,  -0.63,  99.90,  -0.75,  -1.02,  (min)
05/24 15Z,   0.70,   0.16,  99.90,  -0.16,  -1.02,
05/24 16Z,   0.70,   1.90,  99.90,   1.58,  -1.02,
05/24 17Z,   0.80,   4.16,  99.90,   3.94,  -1.02,
05/24 18Z,   1.00,   6.35,  99.90,   6.33,  -1.02,
05/24 19Z,   1.00,   7.91,  99.90,   7.89,  -1.02,
05/24 20Z,   0.90,   8.50,  99.90,   8.38,  -1.02,  (max)
05/24 21Z,   1.00,   8.06,  99.90,   8.05,  -1.02,
05/24 22Z,   0.90,   6.77,  99.90,   6.65,  -1.02,
05/24 23Z,   1.10,   4.96,  99.90,   5.04,  -1.02,
05/25 00Z,   1.20,   3.17,  99.90,   3.36,  -1.02,
05/25 01Z,   0.90,   2.01,  99.90,   1.89,  -1.02,
05/25 02Z,   0.80,   1.87,  99.90,   1.66,  -1.02,  (min)
05/25 03Z,   1.00,   2.87,  99.90,   2.85,  -1.02,
05/25 04Z,   1.10,   4.80,  99.90,   4.88,  -1.02,
05/25 05Z,   1.00,   7.25,  99.90,   7.23,  -1.02,
05/25 06Z,   1.00,   9.62,  99.90,   9.60,  -1.02,
05/25 07Z,   1.10,  11.27,  99.90,  11.36,  -1.02,
05/25 08Z,   1.10,  11.74,  99.90,  11.82,  -1.02,  (max)
05/25 09Z,   1.10,  10.88,  99.90,  10.96,  -1.02,
05/25 10Z,   1.00,   8.82,  99.90,   8.80,  -1.02,
05/25 11Z,   1.10,   5.91,  99.90,   6.00,  -1.02,
05/25 12Z,   1.10,   2.75,  99.90,   2.83,  -1.02,
05/25 13Z,   1.00,   0.03,  99.90,   0.01,  -1.02,
05/25 14Z,   0.90,  -1.60,  99.90,  -1.72,  -1.02,
05/25 15Z,   0.90,  -1.84,  99.90,  -1.96,  -1.02,  (min)
05/25 16Z,   0.90,  -0.71,  99.90,  -0.83,  -1.02,
05/25 17Z,   1.00,   1.46,  99.90,   1.44,  -1.02,
05/25 18Z,   1.00,   4.12,  99.90,   4.11,  -1.02,
05/25 19Z,   1.00,   6.61,  99.90,   6.59,  -1.02,
05/25 20Z,   1.00,   8.32,  99.90,   8.30,  -1.02,
05/25 21Z,   1.00,   8.93,  99.90,   8.91,  -1.02,  (max)
05/25 22Z,   1.10,   8.41,  99.90,   8.49,  -1.02,
05/25 23Z,   1.10,   6.98,  99.90,   7.06,  -1.02,
05/26 00Z,   1.10,   5.04,  99.90,   5.12,  -1.02,
05/26 01Z,   1.10,   3.21,  99.90,   3.29,  -1.02,
05/26 02Z,   1.10,   2.13,  99.90,   2.21,  -1.02,  (min)
05/26 03Z,   1.20,   2.20,  99.90,   2.38,  -1.02,
05/26 04Z,   1.20,   3.47,  99.90,   3.65,  -1.02,
05/26 05Z,   1.20,   5.68,  99.90,   5.86,  -1.02,
05/26 06Z,   1.20,   8.32,  99.90,   8.50,  -1.02,
05/26 07Z,   1.20,  10.71,  99.90,  10.89,  -1.02,
05/26 08Z,   1.20,  12.18,  99.90,  12.37,  -1.02,
05/26 09Z,   1.20,  12.31,  99.90,  12.49,  -1.02,  (max)
05/26 10Z,   1.20,  11.00,  99.90,  11.18,  -1.02,
05/26 11Z,   1.20,   8.46,  99.90,   8.65,  -1.02,
05/26 12Z,   1.20,   5.13,  99.90,   5.31,  -1.02,
05/26 13Z,   1.20,   1.67,  99.90,   1.85,  -1.02,
05/26 14Z,   1.20,  -1.13,  99.90,  -0.95,  -1.02,
05/26 15Z,   1.10,  -2.65,  99.90,  -2.57,  -1.02,  (min)
05/26 16Z,   1.10,  -2.61,  99.90,  -2.52,  -1.02,
05/26 17Z,   1.20,  -1.11,  99.90,  -0.93,  -1.02,
05/26 18Z,   1.20,   1.43,  99.90,   1.62,  -1.02,
05/26 19Z,   1.20,   4.38,  99.90,   4.56,  -1.02,
05/26 20Z,   1.10,   7.00,  99.90,   7.09,  -1.02,
05/26 21Z,   1.10,   8.71,  99.90,   8.79,  -1.02,
05/26 22Z,   1.20,   9.21,  99.90,   9.40,  -1.02,  (max)
05/26 23Z,   1.20,   8.55,  99.90,   8.73,  -1.02,
05/27 00Z,   1.20,   6.97,  99.90,   7.15,  -1.02,