EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
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Northwest
Alaska
Gulf of Alaska
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Stations
Ketchikan, AK
Sitka, AK
Juneau, AK
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 : 02/10/2026 03:21:08 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/08 12Z,   1.70,   8.46,   8.32,  99.90,  -1.84,
02/08 13Z,   1.50,   9.72,   9.48,  99.90,  -1.74,
02/08 14Z,   1.40,  10.18,  10.00,  99.90,  -1.58,  (max)
02/08 15Z,   1.40,   9.77,   9.55,  99.90,  -1.62,
02/08 16Z,   1.30,   8.61,   8.41,  99.90,  -1.50,
02/08 17Z,   1.30,   6.95,   6.74,  99.90,  -1.51,
02/08 18Z,   1.30,   5.10,   4.98,  99.90,  -1.42,
02/08 19Z,   1.20,   3.48,   3.42,  99.90,  -1.26,
02/08 20Z,   1.20,   2.46,   2.28,  99.90,  -1.38,
02/08 21Z,   1.10,   2.26,   2.05,  99.90,  -1.31,  (min)
02/08 22Z,   1.20,   2.79,   2.66,  99.90,  -1.33,
02/08 23Z,   1.20,   3.82,   3.63,  99.90,  -1.39,
02/09 00Z,   1.20,   5.05,   4.94,  99.90,  -1.31,
02/09 01Z,   1.10,   6.19,   5.96,  99.90,  -1.33,
02/09 02Z,   1.00,   6.90,   6.69,  99.90,  -1.21,
02/09 03Z,   1.10,   7.04,   6.81,  99.90,  -1.33,  (max)
02/09 04Z,   0.90,   6.63,   6.39,  99.90,  -1.14,
02/09 05Z,   1.20,   5.84,   5.62,  99.90,  -1.42,
02/09 06Z,   1.10,   4.89,   4.70,  99.90,  -1.29,
02/09 07Z,   1.10,   4.06,   3.68,  99.90,  -1.48,
02/09 08Z,   1.10,   3.67,   3.42,  99.90,  -1.35,  (min)
02/09 09Z,   1.10,   3.94,   3.63,  99.90,  -1.41,
02/09 10Z,   1.10,   4.83,   4.52,  99.90,  -1.41,
02/09 11Z,   1.20,   6.12,   5.78,  99.90,  -1.54,
02/09 12Z,   1.10,   7.52,   7.15,  99.90,  -1.47,
02/09 13Z,   1.10,   8.76,   8.46,  99.90,  -1.40,
02/09 14Z,   1.10,   9.55,   9.21,  99.90,  -1.44,
02/09 15Z,   1.10,   9.68,   9.33,  99.90,  -1.45,  (max)
02/09 16Z,   1.20,   9.12,   8.71,  99.90,  -1.61,
02/09 17Z,   1.20,   8.01,   7.67,  99.90,  -1.54,
02/09 18Z,   1.10,   6.56,   6.30,  99.90,  -1.36,
02/09 19Z,   1.20,   5.00,   4.71,  99.90,  -1.49,
02/09 20Z,   1.20,   3.67,   3.35,  99.90,  -1.52,
02/09 21Z,   1.00,   2.83,   2.72,  99.90,  -1.11,
02/09 22Z,   1.30,   2.63,   2.18,  99.90,  -1.75,  (min)
02/09 23Z,   1.60,   2.97,   2.57,  99.90,  -2.00,
02/10 00Z,   1.10,   3.68,   3.44,  99.90,  -1.34,
02/10 01Z,   1.40,   4.58,   4.29,  99.90,  -1.69,
02/10 02Z,   1.40,   5.45,   5.03,  99.90,  -1.82,
02/10 03Z,   1.20,   6.06,   5.76,  99.90,  -1.50,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 04Z,   1.50,   6.27,  99.90,   6.29,  -1.48,  (max)
02/10 05Z,   1.10,   6.13,  99.90,   5.76,  -1.46,
02/10 06Z,   1.20,   5.74,  99.90,   5.49,  -1.45,
02/10 07Z,   1.20,   5.23,  99.90,   5.00,  -1.43,
02/10 08Z,   1.30,   4.81,  99.90,   4.70,  -1.42,
02/10 09Z,   1.30,   4.71,  99.90,   4.60,  -1.40,  (min)
02/10 10Z,   1.20,   5.05,  99.90,   4.86,  -1.39,
02/10 11Z,   1.30,   5.79,  99.90,   5.72,  -1.37,
02/10 12Z,   1.30,   6.75,  99.90,   6.70,  -1.35,
02/10 13Z,   1.30,   7.77,  99.90,   7.73,  -1.34,
02/10 14Z,   1.20,   8.66,  99.90,   8.53,  -1.32,
02/10 15Z,   1.20,   9.19,  99.90,   9.08,  -1.31,
02/10 16Z,   1.20,   9.21,  99.90,   9.10,  -1.31,  (max)
02/10 17Z,   1.10,   8.70,  99.90,   8.49,  -1.31,
02/10 18Z,   1.20,   7.76,  99.90,   7.65,  -1.31,
02/10 19Z,   1.30,   6.52,  99.90,   6.52,  -1.31,
02/10 20Z,   1.40,   5.16,  99.90,   5.26,  -1.31,
02/10 21Z,   1.40,   3.94,  99.90,   4.03,  -1.31,
02/10 22Z,   1.50,   3.09,  99.90,   3.28,  -1.31,
02/10 23Z,   1.50,   2.72,  99.90,   2.91,  -1.31,
02/11 00Z,   1.40,   2.79,  99.90,   2.89,  -1.31,  (min)
02/11 01Z,   1.40,   3.24,  99.90,   3.33,  -1.31,
02/11 02Z,   1.50,   3.95,  99.90,   4.15,  -1.31,
02/11 03Z,   1.40,   4.77,  99.90,   4.86,  -1.31,
02/11 04Z,   1.40,   5.46,  99.90,   5.56,  -1.31,
02/11 05Z,   1.70,   5.91,  99.90,   6.31,  -1.31,
02/11 06Z,   1.60,   6.10,  99.90,   6.39,  -1.31,  (max)
02/11 07Z,   1.60,   6.05,  99.90,   6.34,  -1.31,
02/11 08Z,   1.70,   5.83,  99.90,   6.23,  -1.31,
02/11 09Z,   1.90,   5.58,  99.90,   6.18,  -1.31,
02/11 10Z,   1.90,   5.50,  99.90,   6.09,  -1.31,  (min)
02/11 11Z,   1.90,   5.70,  99.90,   6.29,  -1.31,
02/11 12Z,   1.90,   6.17,  99.90,   6.77,  -1.31,
02/11 13Z,   1.90,   6.84,  99.90,   7.44,  -1.31,
02/11 14Z,   1.80,   7.62,  99.90,   8.11,  -1.31,
02/11 15Z,   1.70,   8.37,  99.90,   8.76,  -1.31,
02/11 16Z,   1.70,   8.88,  99.90,   9.27,  -1.31,  (max)
02/11 17Z,   1.40,   8.99,  99.90,   9.08,  -1.31,
02/11 18Z,   1.50,   8.63,  99.90,   8.83,  -1.31,
02/11 19Z,   1.50,   7.86,  99.90,   8.05,  -1.31,
02/11 20Z,   1.30,   6.73,  99.90,   6.72,  -1.31,
02/11 21Z,   1.20,   5.39,  99.90,   5.28,  -1.31,
02/11 22Z,   1.10,   4.07,  99.90,   3.86,  -1.31,
02/11 23Z,   1.10,   3.03,  99.90,   2.82,  -1.31,
02/12 00Z,   1.00,   2.42,  99.90,   2.11,  -1.31,
02/12 01Z,   0.90,   2.27,  99.90,   1.86,  -1.31,  (min)
02/12 02Z,   0.90,   2.60,  99.90,   2.20,  -1.31,
02/12 03Z,   0.90,   3.35,  99.90,   2.94,  -1.31,
02/12 04Z,   0.90,   4.32,  99.90,   3.92,  -1.31,
02/12 05Z,   1.20,   5.28,  99.90,   5.17,  -1.31,
02/12 06Z,   0.80,   6.02,  99.90,   5.52,  -1.31,
02/12 07Z,   0.90,   6.49,  99.90,   6.08,  -1.31,
02/12 08Z,   1.10,   6.63,  99.90,   6.42,  -1.31,  (max)
02/12 09Z,   1.10,   6.46,  99.90,   6.26,  -1.31,
02/12 10Z,   1.00,   6.13,  99.90,   5.82,  -1.31,
02/12 11Z,   1.00,   5.86,  99.90,   5.55,  -1.31,  (min)
02/12 12Z,   1.30,   5.80,  99.90,   5.80,  -1.31,
02/12 13Z,   1.20,   6.04,  99.90,   5.93,  -1.31,
02/12 14Z,   1.20,   6.55,  99.90,   6.44,  -1.31,
02/12 15Z,   1.40,   7.30,  99.90,   7.40,  -1.31,
02/12 16Z,   1.50,   8.15,  99.90,   8.34,  -1.31,
02/12 17Z,   1.50,   8.83,  99.90,   9.02,  -1.31,
02/12 18Z,   1.60,   9.12,  99.90,   9.41,  -1.31,  (max)
02/12 19Z,   1.70,   8.90,  99.90,   9.30,  -1.31,
02/12 20Z,   1.90,   8.18,  99.90,   8.77,  -1.31,
02/12 21Z,   1.80,   6.97,  99.90,   7.46,  -1.31,
02/12 22Z,   1.80,   5.43,  99.90,   5.92,  -1.31,
02/12 23Z,   1.90,   3.85,  99.90,   4.44,  -1.31,
02/13 00Z,   1.90,   2.55,  99.90,   3.14,  -1.31,
02/13 01Z,   1.90,   1.74,  99.90,   2.33,  -1.31,
02/13 02Z,   1.90,   1.53,  99.90,   2.13,  -1.31,  (min)
02/13 03Z,   2.00,   1.98,  99.90,   2.67,  -1.31,
02/13 04Z,   1.90,   2.98,  99.90,   3.58,  -1.31,
02/13 05Z,   1.80,   4.29,  99.90,   4.79,  -1.31,
02/13 06Z,   1.80,   5.57,  99.90,   6.07,  -1.31,
02/13 07Z,   1.90,   6.57,  99.90,   7.16,  -1.31,
02/13 08Z,   1.80,   7.15,  99.90,   7.65,  -1.31,  (max)
02/13 09Z,   1.60,   7.25,  99.90,   7.54,  -1.31,
02/13 10Z,   1.50,   6.89,  99.90,   7.08,  -1.31,
02/13 11Z,   1.50,   6.27,  99.90,   6.47,  -1.31,
02/13 12Z,   1.40,   5.70,  99.90,   5.80,  -1.31,
02/13 13Z,   1.30,   5.42,  99.90,   5.41,  -1.31,  (min)
02/13 14Z,   1.20,   5.54,  99.90,   5.44,  -1.31,
02/13 15Z,   1.20,   6.12,  99.90,   6.01,  -1.31,
02/13 16Z,   1.10,   7.08,  99.90,   6.87,  -1.31,
02/13 17Z,   1.10,   8.19,  99.90,   7.99,  -1.31,
02/13 18Z,   1.00,   9.12,  99.90,   8.81,  -1.31,
02/13 19Z,  99.90,   9.56,  99.90,  99.90,  -1.31,
02/13 20Z,  99.90,   9.37,  99.90,  99.90,  -1.31,
02/13 21Z,  99.90,   8.49,  99.90,  99.90,  -1.31,
02/13 22Z,  99.90,   6.99,  99.90,  99.90,  -1.31,
02/13 23Z,  99.90,   5.10,  99.90,  99.90,  -1.31,
02/14 00Z,  99.90,   3.19,  99.90,  99.90,  -1.31,