EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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Alaska
Gulf of Alaska
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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
#Seattle, WA : 06/23/2025 20:21:44 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/22 00Z,   0.30,   8.54,   8.81,  99.90,  -0.03,
06/22 01Z,   0.30,   7.74,   8.09,  99.90,   0.05,
06/22 02Z,   0.30,   6.99,   7.32,  99.90,   0.03,
06/22 03Z,   0.30,   6.68,   6.96,  99.90,  -0.02,  (min)
06/22 04Z,   0.30,   7.06,   7.21,  99.90,  -0.15,
06/22 05Z,   0.30,   8.04,   8.06,  99.90,  -0.28,
06/22 06Z,   0.30,   9.40,   9.29,  99.90,  -0.41,
06/22 07Z,   0.20,  10.77,  10.48,  99.90,  -0.49,
06/22 08Z,   0.20,  11.72,  11.44,  99.90,  -0.48,
06/22 09Z,   0.20,  11.83,  11.60,  99.90,  -0.43,  (max)
06/22 10Z,   0.20,  10.90,  10.77,  99.90,  -0.33,
06/22 11Z,   0.20,   9.01,   9.10,  99.90,  -0.11,
06/22 12Z,   0.10,   6.44,   6.59,  99.90,   0.05,
06/22 13Z,   0.10,   3.51,   3.54,  99.90,  -0.07,
06/22 14Z,   0.10,   0.75,   0.78,  99.90,  -0.07,
06/22 15Z,   0.10,  -1.21,  -1.10,  99.90,   0.01,
06/22 16Z,   0.10,  -1.89,  -1.71,  99.90,   0.08,  (min)
06/22 17Z,   0.10,  -1.20,  -0.87,  99.90,   0.23,
06/22 18Z,   0.10,   0.60,   0.85,  99.90,   0.15,
06/22 19Z,   0.10,   3.05,   3.30,  99.90,   0.15,
06/22 20Z,   0.10,   5.66,   5.95,  99.90,   0.19,
06/22 21Z,   0.10,   7.90,   8.22,  99.90,   0.22,
06/22 22Z,   0.10,   9.43,   9.66,  99.90,   0.13,
06/22 23Z,   0.10,  10.19,  10.22,  99.90,  -0.07,  (max)
06/23 00Z,   0.20,  10.29,  10.21,  99.90,  -0.28,
06/23 01Z,   0.20,   9.81,   9.76,  99.90,  -0.25,
06/23 02Z,   0.20,   8.95,   9.05,  99.90,  -0.10,
06/23 03Z,   0.20,   8.06,   8.28,  99.90,   0.02,
06/23 04Z,   0.20,   7.60,   7.82,  99.90,   0.02,  (min)
06/23 05Z,   0.20,   7.80,   7.99,  99.90,  -0.01,
06/23 06Z,   0.30,   8.63,   8.76,  99.90,  -0.17,
06/23 07Z,   0.30,   9.82,   9.79,  99.90,  -0.33,
06/23 08Z,   0.30,  11.02,  10.79,  99.90,  -0.53,
06/23 09Z,   0.30,  11.74,  11.46,  99.90,  -0.58,  (max)
06/23 10Z,   0.30,  11.58,  11.37,  99.90,  -0.51,
06/23 11Z,   0.30,  10.34,  10.29,  99.90,  -0.35,
06/23 12Z,   0.20,   8.16,   8.29,  99.90,  -0.07,
06/23 13Z,   0.20,   5.31,   5.45,  99.90,  -0.06,
06/23 14Z,   0.20,   2.17,   2.22,  99.90,  -0.15,
06/23 15Z,   0.20,  -0.68,  -0.55,  99.90,  -0.07,
06/23 16Z,   0.20,  -2.54,  -2.35,  99.90,  -0.01,
06/23 17Z,   0.20,  -2.95,  -2.66,  99.90,   0.09,  (min)
06/23 18Z,   0.20,  -1.86,  -1.44,  99.90,   0.22,
06/23 19Z,   0.20,   0.38,   0.69,  99.90,   0.11,
06/23 20Z,   0.20,   3.25,   3.59,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/23 21Z,   0.20,   6.19,  99.90,   6.51,   0.12,
06/23 22Z,   0.20,   8.64,  99.90,   8.94,   0.10,
06/23 23Z,   0.20,  10.31,  99.90,  10.59,   0.08,
06/24 00Z,   0.30,  11.14,  99.90,  11.51,   0.06,
06/24 01Z,   0.30,  11.24,  99.90,  11.58,   0.05,  (max)
06/24 02Z,   0.30,  10.68,  99.90,  11.01,   0.03,
06/24 03Z,   0.30,   9.67,  99.90,   9.98,   0.01,
06/24 04Z,   0.30,   8.64,  99.90,   8.93,  -0.01,
06/24 05Z,   0.30,   8.05,  99.90,   8.32,  -0.03,  (min)
06/24 06Z,   0.30,   8.16,  99.90,   8.41,  -0.05,
06/24 07Z,   0.30,   8.90,  99.90,   9.14,  -0.06,
06/24 08Z,   0.30,  10.01,  99.90,  10.23,  -0.08,
06/24 09Z,   0.30,  11.08,  99.90,  11.30,  -0.08,
06/24 10Z,   0.30,  11.62,  99.90,  11.84,  -0.08,  (max)
06/24 11Z,   0.30,  11.22,  99.90,  11.44,  -0.08,
06/24 12Z,   0.30,   9.75,  99.90,   9.97,  -0.08,
06/24 13Z,   0.30,   7.35,  99.90,   7.57,  -0.08,
06/24 14Z,   0.30,   4.31,  99.90,   4.53,  -0.08,
06/24 15Z,   0.30,   1.05,  99.90,   1.27,  -0.08,
06/24 16Z,   0.30,  -1.76,  99.90,  -1.54,  -0.08,
06/24 17Z,   0.30,  -3.42,  99.90,  -3.20,  -0.08,
06/24 18Z,   0.30,  -3.48,  99.90,  -3.26,  -0.08,  (min)
06/24 19Z,   0.30,  -1.99,  99.90,  -1.78,  -0.08,
06/24 20Z,   0.30,   0.62,  99.90,   0.84,  -0.08,
06/24 21Z,   0.30,   3.79,  99.90,   4.00,  -0.08,
06/24 22Z,   0.30,   6.89,  99.90,   7.11,  -0.08,
06/24 23Z,   0.30,   9.40,  99.90,   9.62,  -0.08,
06/25 00Z,   0.40,  11.05,  99.90,  11.37,  -0.08,
06/25 01Z,   0.40,  11.82,  99.90,  12.14,  -0.08,  (max)
06/25 02Z,   0.40,  11.80,  99.90,  12.12,  -0.08,
06/25 03Z,   0.40,  11.08,  99.90,  11.40,  -0.08,
06/25 04Z,   0.40,   9.91,  99.90,  10.23,  -0.08,
06/25 05Z,   0.40,   8.76,  99.90,   9.07,  -0.08,
06/25 06Z,   0.40,   8.11,  99.90,   8.43,  -0.08,  (min)
06/25 07Z,   0.40,   8.20,  99.90,   8.52,  -0.08,
06/25 08Z,   0.40,   8.93,  99.90,   9.25,  -0.08,
06/25 09Z,   0.40,  10.00,  99.90,  10.31,  -0.08,
06/25 10Z,   0.40,  10.98,  99.90,  11.29,  -0.08,
06/25 11Z,   0.40,  11.37,  99.90,  11.68,  -0.08,  (max)
06/25 12Z,   0.40,  10.79,  99.90,  11.10,  -0.08,
06/25 13Z,   0.40,   9.14,  99.90,   9.46,  -0.08,
06/25 14Z,   0.40,   6.61,  99.90,   6.92,  -0.08,
06/25 15Z,   0.30,   3.47,  99.90,   3.69,  -0.08,
06/25 16Z,   0.30,   0.23,  99.90,   0.44,  -0.08,
06/25 17Z,   0.30,  -2.44,  99.90,  -2.22,  -0.08,
06/25 18Z,   0.30,  -3.79,  99.90,  -3.57,  -0.08,  (min)
06/25 19Z,   0.30,  -3.48,  99.90,  -3.26,  -0.08,
06/25 20Z,   0.30,  -1.64,  99.90,  -1.42,  -0.08,
06/25 21Z,   0.30,   1.23,  99.90,   1.45,  -0.08,
06/25 22Z,   0.30,   4.54,  99.90,   4.76,  -0.08,
06/25 23Z,   0.30,   7.65,  99.90,   7.87,  -0.08,
06/26 00Z,   0.30,  10.07,  99.90,  10.29,  -0.08,
06/26 01Z,   0.30,  11.58,  99.90,  11.80,  -0.08,
06/26 02Z,   0.30,  12.19,  99.90,  12.41,  -0.08,  (max)
06/26 03Z,   0.30,  11.98,  99.90,  12.20,  -0.08,
06/26 04Z,   0.30,  11.06,  99.90,  11.28,  -0.08,
06/26 05Z,   0.30,   9.73,  99.90,   9.95,  -0.08,
06/26 06Z,   0.30,   8.52,  99.90,   8.73,  -0.08,
06/26 07Z,   0.30,   7.89,  99.90,   8.11,  -0.08,  (min)
06/26 08Z,   0.30,   8.02,  99.90,   8.23,  -0.08,
06/26 09Z,   0.30,   8.76,  99.90,   8.98,  -0.08,
06/26 10Z,   0.40,   9.81,  99.90,  10.13,  -0.08,
06/26 11Z,   0.40,  10.71,  99.90,  11.03,  -0.08,
06/26 12Z,   0.30,  10.98,  99.90,  11.20,  -0.08,  (max)
06/26 13Z,   0.30,  10.27,  99.90,  10.49,  -0.08,
06/26 14Z,   0.30,   8.53,  99.90,   8.75,  -0.08,
06/26 15Z,   0.30,   5.94,  99.90,   6.16,  -0.08,
06/26 16Z,   0.30,   2.83,  99.90,   3.05,  -0.08,
06/26 17Z,   0.30,  -0.29,  99.90,  -0.08,  -0.08,
06/26 18Z,   0.30,  -2.69,  99.90,  -2.47,  -0.08,
06/26 19Z,   0.30,  -3.68,  99.90,  -3.46,  -0.08,  (min)
06/26 20Z,   0.30,  -3.00,  99.90,  -2.79,  -0.08,
06/26 21Z,   0.30,  -0.90,  99.90,  -0.68,  -0.08,
06/26 22Z,   0.30,   2.12,  99.90,   2.33,  -0.08,
06/26 23Z,   0.30,   5.41,  99.90,   5.63,  -0.08,
06/27 00Z,   0.30,   8.40,  99.90,   8.62,  -0.08,
06/27 01Z,   0.30,  10.62,  99.90,  10.84,  -0.08,
06/27 02Z,   0.30,  11.90,  99.90,  12.12,  -0.08,
06/27 03Z,   0.30,  12.28,  99.90,  12.50,  -0.08,  (max)
06/27 04Z,   0.40,  11.84,  99.90,  12.15,  -0.08,
06/27 05Z,   0.40,  10.71,  99.90,  11.03,  -0.08,
06/27 06Z,   0.40,   9.26,  99.90,   9.58,  -0.08,
06/27 07Z,   0.40,   8.04,  99.90,   8.36,  -0.08,
06/27 08Z,   0.40,   7.47,  99.90,   7.79,  -0.08,  (min)
06/27 09Z,   0.40,   7.66,  99.90,   7.98,  -0.08,
06/27 10Z,   0.40,   8.43,  99.90,   8.75,  -0.08,
06/27 11Z,   0.40,   9.46,  99.90,   9.77,  -0.08,
06/27 12Z,   0.40,  10.29,  99.90,  10.61,  -0.08,