EXTRA-TROPICAL  STORM  SURGE
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hat-on
mhhw-on
msl-on
mllw-on
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Alaska
Gulf of Alaska
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Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
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Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Seward, AK : 01/25/2026 06:21:45 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/23 12Z,   0.20,   9.92,   8.17,  99.90,  -1.95,
01/23 13Z,   0.20,  10.54,   8.91,  99.90,  -1.83,  (max)
01/23 14Z,   0.20,  10.00,   8.46,  99.90,  -1.74,
01/23 15Z,   0.20,   8.49,   7.06,  99.90,  -1.63,
01/23 16Z,   0.20,   6.42,   5.07,  99.90,  -1.55,
01/23 17Z,   0.20,   4.29,   2.85,  99.90,  -1.64,
01/23 18Z,   0.10,   2.67,   1.25,  99.90,  -1.52,
01/23 19Z,   0.10,   2.06,   0.57,  99.90,  -1.59,  (min)
01/23 20Z,   0.10,   2.60,   1.09,  99.90,  -1.61,
01/23 21Z,   0.10,   4.09,   2.28,  99.90,  -1.91,
01/23 22Z,   0.20,   6.06,   4.23,  99.90,  -2.03,
01/23 23Z,   0.10,   7.96,   6.37,  99.90,  -1.69,
01/24 00Z,   0.00,   9.31,   7.64,  99.90,  -1.67,
01/24 01Z,   0.00,   9.72,   7.95,  99.90,  -1.77,  (max)
01/24 02Z,   0.00,   9.05,   7.37,  99.90,  -1.68,
01/24 03Z,   0.00,   7.47,   5.79,  99.90,  -1.68,
01/24 04Z,   0.00,   5.35,   3.63,  99.90,  -1.72,
01/24 05Z,   0.00,   3.16,   1.51,  99.90,  -1.65,
01/24 06Z,   0.00,   1.43,  -0.20,  99.90,  -1.63,
01/24 07Z,   0.00,   0.64,  -1.07,  99.90,  -1.71,  (min)
01/24 08Z,   0.00,   1.08,  -0.76,  99.90,  -1.84,
01/24 09Z,   0.00,   2.63,   0.63,  99.90,  -2.00,
01/24 10Z,   0.00,   4.88,   2.85,  99.90,  -2.03,
01/24 11Z,   0.00,   7.28,   5.40,  99.90,  -1.88,
01/24 12Z,   0.00,   9.31,   7.54,  99.90,  -1.77,
01/24 13Z,   0.00,  10.53,   8.67,  99.90,  -1.86,
01/24 14Z,   0.00,  10.65,   8.92,  99.90,  -1.73,  (max)
01/24 15Z,  -0.10,   9.70,   8.18,  99.90,  -1.42,
01/24 16Z,   0.00,   7.95,   6.57,  99.90,  -1.38,
01/24 17Z,  -0.10,   5.82,   4.45,  99.90,  -1.27,
01/24 18Z,   0.00,   3.78,   2.44,  99.90,  -1.34,
01/24 19Z,   0.00,   2.35,   1.01,  99.90,  -1.34,
01/24 20Z,  -0.10,   1.93,   0.52,  99.90,  -1.31,  (min)
01/24 21Z,  -0.10,   2.58,   1.18,  99.90,  -1.30,
01/24 22Z,   0.00,   4.01,   2.46,  99.90,  -1.55,
01/24 23Z,   0.00,   5.77,   4.26,  99.90,  -1.51,
01/25 00Z,   0.00,   7.39,   5.96,  99.90,  -1.43,
01/25 01Z,   0.00,   8.46,   6.94,  99.90,  -1.52,
01/25 02Z,   0.00,   8.68,   7.22,  99.90,  -1.46,  (max)
01/25 03Z,   0.00,   8.00,   6.60,  99.90,  -1.40,
01/25 04Z,   0.00,   6.61,   5.16,  99.90,  -1.45,
01/25 05Z,   0.00,   4.87,   3.46,  99.90,  -1.41,
01/25 06Z,   0.10,   3.19,   1.78,  99.90,  -1.51,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/25 07Z,   0.10,   2.02,  99.90,   0.59,  -1.53,
01/25 08Z,   0.20,   1.75,  99.90,   0.40,  -1.54,  (min)
01/25 09Z,   0.20,   2.54,  99.90,   1.18,  -1.56,
01/25 10Z,   0.20,   4.19,  99.90,   2.82,  -1.57,
01/25 11Z,   0.20,   6.30,  99.90,   4.91,  -1.59,
01/25 12Z,   0.20,   8.38,  99.90,   6.98,  -1.60,
01/25 13Z,   0.20,  10.01,  99.90,   8.59,  -1.62,
01/25 14Z,   0.20,  10.80,  99.90,   9.37,  -1.63,  (max)
01/25 15Z,   0.30,  10.58,  99.90,   9.23,  -1.65,
01/25 16Z,   0.40,   9.41,  99.90,   8.15,  -1.66,
01/25 17Z,   0.50,   7.59,  99.90,   6.41,  -1.68,
01/25 18Z,   0.50,   5.49,  99.90,   4.30,  -1.69,
01/25 19Z,   0.50,   3.55,  99.90,   2.36,  -1.69,
01/25 20Z,   0.50,   2.24,  99.90,   1.04,  -1.69,
01/25 21Z,   0.60,   1.85,  99.90,   0.76,  -1.69,  (min)
01/25 22Z,   0.60,   2.40,  99.90,   1.31,  -1.69,
01/25 23Z,   0.50,   3.62,  99.90,   2.42,  -1.69,
01/26 00Z,   0.50,   5.10,  99.90,   3.91,  -1.69,
01/26 01Z,   0.50,   6.49,  99.90,   5.29,  -1.69,
01/26 02Z,   0.50,   7.42,  99.90,   6.23,  -1.69,
01/26 03Z,   0.50,   7.67,  99.90,   6.48,  -1.69,  (max)
01/26 04Z,   0.60,   7.19,  99.90,   6.10,  -1.69,
01/26 05Z,   0.60,   6.17,  99.90,   5.08,  -1.69,
01/26 06Z,   0.70,   4.91,  99.90,   3.92,  -1.69,
01/26 07Z,   0.80,   3.72,  99.90,   2.83,  -1.69,
01/26 08Z,   0.90,   2.98,  99.90,   2.19,  -1.69,  (min)
01/26 09Z,   0.90,   3.01,  99.90,   2.22,  -1.69,
01/26 10Z,   0.90,   3.89,  99.90,   3.10,  -1.69,
01/26 11Z,   0.90,   5.43,  99.90,   4.64,  -1.69,
01/26 12Z,   0.80,   7.26,  99.90,   6.36,  -1.69,
01/26 13Z,   0.80,   9.00,  99.90,   8.11,  -1.69,
01/26 14Z,   0.90,  10.30,  99.90,   9.51,  -1.69,
01/26 15Z,   0.90,  10.85,  99.90,  10.05,  -1.69,  (max)
01/26 16Z,   0.80,  10.48,  99.90,   9.59,  -1.69,
01/26 17Z,   0.90,   9.29,  99.90,   8.50,  -1.69,
01/26 18Z,   1.00,   7.52,  99.90,   6.82,  -1.69,
01/26 19Z,   1.10,   5.49,  99.90,   4.89,  -1.69,
01/26 20Z,   1.10,   3.59,  99.90,   2.99,  -1.69,
01/26 21Z,   1.20,   2.23,  99.90,   1.74,  -1.69,
01/26 22Z,   1.20,   1.69,  99.90,   1.20,  -1.69,  (min)
01/26 23Z,   1.30,   1.99,  99.90,   1.60,  -1.69,
01/27 00Z,   1.30,   2.91,  99.90,   2.52,  -1.69,
01/27 01Z,   1.20,   4.15,  99.90,   3.66,  -1.69,
01/27 02Z,   1.20,   5.42,  99.90,   4.93,  -1.69,
01/27 03Z,   1.30,   6.41,  99.90,   6.02,  -1.69,
01/27 04Z,   1.40,   6.88,  99.90,   6.59,  -1.69,  (max)
01/27 05Z,   1.30,   6.77,  99.90,   6.38,  -1.69,
01/27 06Z,   1.30,   6.21,  99.90,   5.82,  -1.69,
01/27 07Z,   1.40,   5.39,  99.90,   5.10,  -1.69,
01/27 08Z,   1.60,   4.57,  99.90,   4.48,  -1.69,
01/27 09Z,   1.70,   4.05,  99.90,   4.06,  -1.69,  (min)
01/27 10Z,   1.70,   4.12,  99.90,   4.13,  -1.69,
01/27 11Z,   1.70,   4.86,  99.90,   4.87,  -1.69,
01/27 12Z,   2.00,   6.13,  99.90,   6.44,  -1.69,
01/27 13Z,   1.90,   7.67,  99.90,   7.87,  -1.69,
01/27 14Z,   1.90,   9.17,  99.90,   9.38,  -1.69,
01/27 15Z,   2.00,  10.32,  99.90,  10.63,  -1.69,
01/27 16Z,   2.20,  10.83,  99.90,  11.34,  -1.69,  (max)
01/27 17Z,   2.20,  10.52,  99.90,  11.03,  -1.69,
01/27 18Z,   2.10,   9.43,  99.90,   9.84,  -1.69,
01/27 19Z,   2.20,   7.75,  99.90,   8.26,  -1.69,
01/27 20Z,   2.20,   5.74,  99.90,   6.25,  -1.69,
01/27 21Z,   2.20,   3.75,  99.90,   4.26,  -1.69,
01/27 22Z,   2.20,   2.18,  99.90,   2.69,  -1.69,
01/27 23Z,   2.30,   1.35,  99.90,   1.96,  -1.69,
01/28 00Z,   2.30,   1.32,  99.90,   1.93,  -1.69,  (min)
01/28 01Z,   2.30,   1.96,  99.90,   2.57,  -1.69,
01/28 02Z,   2.40,   3.08,  99.90,   3.79,  -1.69,
01/28 03Z,   2.50,   4.41,  99.90,   5.22,  -1.69,
01/28 04Z,   2.50,   5.64,  99.90,   6.45,  -1.69,
01/28 05Z,   2.60,   6.48,  99.90,   7.39,  -1.69,
01/28 06Z,   2.70,   6.82,  99.90,   7.82,  -1.69,  (max)
01/28 07Z,   2.80,   6.67,  99.90,   7.78,  -1.69,
01/28 08Z,   2.80,   6.16,  99.90,   7.27,  -1.69,
01/28 09Z,   2.80,   5.48,  99.90,   6.59,  -1.69,
01/28 10Z,   2.70,   4.94,  99.90,   5.94,  -1.69,
01/28 11Z,   2.60,   4.82,  99.90,   5.73,  -1.69,  (min)
01/28 12Z,   2.40,   5.28,  99.90,   5.99,  -1.69,
01/28 13Z,   2.30,   6.26,  99.90,   6.87,  -1.69,
01/28 14Z,   2.40,   7.59,  99.90,   8.29,  -1.69,
01/28 15Z,   2.30,   9.02,  99.90,   9.63,  -1.69,
01/28 16Z,   2.30,  10.24,  99.90,  10.85,  -1.69,
01/28 17Z,   2.40,  10.90,  99.90,  11.61,  -1.69,  (max)
01/28 18Z,   2.50,  10.78,  99.90,  11.59,  -1.69,
01/28 19Z,   2.40,   9.85,  99.90,  10.56,  -1.69,
01/28 20Z,   2.30,   8.22,  99.90,   8.83,  -1.69,
01/28 21Z,   2.40,   6.10,  99.90,   6.81,  -1.69,
01/28 22Z,   2.40,   3.87,  99.90,   4.58,  -1.69,
01/28 23Z,   2.30,   1.97,  99.90,   2.58,  -1.69,
01/29 00Z,   2.30,   0.77,  99.90,   1.38,  -1.69,