EXTRA-TROPICAL  STORM  SURGE
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Manual
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hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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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
#Kodiak Island, AK : 04/16/2026 04:21:27 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 12Z,  -0.30,   3.83,   3.49,  99.90,  -0.04,
04/14 13Z,  -0.40,   2.45,   2.03,  99.90,  -0.02,
04/14 14Z,  -0.40,   1.65,   1.13,  99.90,  -0.12,
04/14 15Z,  -0.40,   1.59,   1.11,  99.90,  -0.08,  (min)
04/14 16Z,  -0.40,   2.25,   1.85,  99.90,  -0.00,
04/14 17Z,  -0.50,   3.51,   3.10,  99.90,   0.09,
04/14 18Z,  -0.50,   5.08,   4.52,  99.90,  -0.06,
04/14 19Z,  -0.50,   6.51,   5.87,  99.90,  -0.14,
04/14 20Z,  -0.50,   7.37,   6.84,  99.90,  -0.03,
04/14 21Z,  -0.50,   7.46,   6.93,  99.90,  -0.03,  (max)
04/14 22Z,  -0.50,   6.78,   6.17,  99.90,  -0.11,
04/14 23Z,  -0.50,   5.43,   4.74,  99.90,  -0.19,
04/15 00Z,  -0.50,   3.66,   3.05,  99.90,  -0.11,
04/15 01Z,  -0.50,   1.94,   1.44,  99.90,  -0.00,
04/15 02Z,  -0.50,   0.78,   0.04,  99.90,  -0.24,
04/15 03Z,  -0.50,   0.49,  -0.25,  99.90,  -0.24,  (min)
04/15 04Z,  -0.50,   1.09,   0.49,  99.90,  -0.10,
04/15 05Z,  -0.40,   2.44,   1.75,  99.90,  -0.29,
04/15 06Z,  -0.40,   4.27,   3.62,  99.90,  -0.25,
04/15 07Z,  -0.40,   6.13,   5.44,  99.90,  -0.29,
04/15 08Z,  -0.40,   7.52,   6.95,  99.90,  -0.17,
04/15 09Z,  -0.40,   8.08,   7.57,  99.90,  -0.11,  (max)
04/15 10Z,  -0.30,   7.74,   7.15,  99.90,  -0.29,
04/15 11Z,  -0.30,   6.58,   6.04,  99.90,  -0.24,
04/15 12Z,  -0.30,   4.79,   4.29,  99.90,  -0.20,
04/15 13Z,  -0.30,   2.81,   2.43,  99.90,  -0.08,
04/15 14Z,  -0.40,   1.20,   0.70,  99.90,  -0.10,
04/15 15Z,  -0.40,   0.43,  -0.09,  99.90,  -0.12,  (min)
04/15 16Z,  -0.40,   0.63,   0.25,  99.90,   0.02,
04/15 17Z,  -0.40,   1.70,   1.19,  99.90,  -0.11,
04/15 18Z,  -0.40,   3.40,   2.79,  99.90,  -0.21,
04/15 19Z,  -0.40,   5.32,   4.79,  99.90,  -0.13,
04/15 20Z,  -0.40,   6.93,   6.32,  99.90,  -0.21,
04/15 21Z,  -0.50,   7.80,   7.13,  99.90,  -0.17,  (max)
04/15 22Z,  -0.40,   7.74,   6.95,  99.90,  -0.39,
04/15 23Z,  -0.40,   6.81,   6.06,  99.90,  -0.35,
04/16 00Z,  -0.40,   5.17,   4.53,  99.90,  -0.24,
04/16 01Z,  -0.40,   3.20,   2.66,  99.90,  -0.14,
04/16 02Z,  -0.40,   1.47,   0.81,  99.90,  -0.26,
04/16 03Z,  -0.50,   0.52,  -0.27,  99.90,  -0.29,  (min)
04/16 04Z,  -0.50,   0.62,   0.06,  99.90,  -0.06,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 05Z,  -0.50,   1.68,  99.90,   1.13,  -0.05,
04/16 06Z,  -0.50,   3.48,  99.90,   2.93,  -0.05,
04/16 07Z,  -0.50,   5.62,  99.90,   5.07,  -0.05,
04/16 08Z,  -0.50,   7.55,  99.90,   7.00,  -0.05,
04/16 09Z,  -0.50,   8.74,  99.90,   8.20,  -0.04,
04/16 10Z,  -0.50,   8.89,  99.90,   8.35,  -0.04,  (max)
04/16 11Z,  -0.50,   7.99,  99.90,   7.45,  -0.04,
04/16 12Z,  -0.50,   6.20,  99.90,   5.67,  -0.04,
04/16 13Z,  -0.50,   3.88,  99.90,   3.34,  -0.03,
04/16 14Z,  -0.50,   1.56,  99.90,   1.03,  -0.03,
04/16 15Z,  -0.50,  -0.08,  99.90,  -0.61,  -0.03,
04/16 16Z,  -0.60,  -0.64,  99.90,  -1.27,  -0.03,  (min)
04/16 17Z,  -0.60,  -0.06,  99.90,  -0.69,  -0.03,
04/16 18Z,  -0.60,   1.44,  99.90,   0.82,  -0.03,
04/16 19Z,  -0.60,   3.53,  99.90,   2.90,  -0.03,
04/16 20Z,  -0.60,   5.69,  99.90,   5.07,  -0.03,
04/16 21Z,  -0.60,   7.35,  99.90,   6.73,  -0.03,
04/16 22Z,  -0.60,   8.09,  99.90,   7.47,  -0.03,  (max)
04/16 23Z,  -0.50,   7.80,  99.90,   7.28,  -0.03,
04/17 00Z,  -0.50,   6.60,  99.90,   6.07,  -0.03,
04/17 01Z,  -0.50,   4.75,  99.90,   4.22,  -0.03,
04/17 02Z,  -0.50,   2.71,  99.90,   2.18,  -0.03,
04/17 03Z,  -0.50,   1.14,  99.90,   0.61,  -0.03,
04/17 04Z,  -0.50,   0.55,  99.90,   0.02,  -0.03,  (min)
04/17 05Z,  -0.50,   1.11,  99.90,   0.58,  -0.03,
04/17 06Z,  -0.50,   2.64,  99.90,   2.11,  -0.03,
04/17 07Z,  -0.60,   4.79,  99.90,   4.16,  -0.03,
04/17 08Z,  -0.60,   7.07,  99.90,   6.44,  -0.03,
04/17 09Z,  -0.60,   8.88,  99.90,   8.25,  -0.03,
04/17 10Z,  -0.60,   9.70,  99.90,   9.07,  -0.03,  (max)
04/17 11Z,  -0.60,   9.32,  99.90,   8.69,  -0.03,
04/17 12Z,  -0.60,   7.82,  99.90,   7.20,  -0.03,
04/17 13Z,  -0.60,   5.49,  99.90,   4.86,  -0.03,
04/17 14Z,  -0.60,   2.77,  99.90,   2.15,  -0.03,
04/17 15Z,  -0.60,   0.33,  99.90,  -0.29,  -0.03,
04/17 16Z,  -0.60,  -1.17,  99.90,  -1.80,  -0.03,
04/17 17Z,  -0.70,  -1.39,  99.90,  -2.12,  -0.03,  (min)
04/17 18Z,  -0.70,  -0.41,  99.90,  -1.13,  -0.03,
04/17 19Z,  -0.70,   1.48,  99.90,   0.75,  -0.03,
04/17 20Z,  -0.70,   3.83,  99.90,   3.10,  -0.03,
04/17 21Z,  -0.70,   6.07,  99.90,   5.34,  -0.03,
04/17 22Z,  -0.70,   7.63,  99.90,   6.90,  -0.03,
04/17 23Z,  -0.70,   8.15,  99.90,   7.43,  -0.03,  (max)
04/18 00Z,  -0.70,   7.61,  99.90,   6.88,  -0.03,
04/18 01Z,  -0.70,   6.19,  99.90,   5.47,  -0.03,
04/18 02Z,  -0.70,   4.24,  99.90,   3.52,  -0.03,
04/18 03Z,  -0.60,   2.31,  99.90,   1.68,  -0.03,
04/18 04Z,  -0.60,   1.04,  99.90,   0.42,  -0.03,
04/18 05Z,  -0.60,   0.90,  99.90,   0.28,  -0.03,  (min)
04/18 06Z,  -0.60,   1.92,  99.90,   1.30,  -0.03,
04/18 07Z,  -0.60,   3.81,  99.90,   3.19,  -0.03,
04/18 08Z,  -0.60,   6.14,  99.90,   5.52,  -0.03,
04/18 09Z,  -0.60,   8.37,  99.90,   7.74,  -0.03,
04/18 10Z,  -0.60,   9.89,  99.90,   9.26,  -0.03,
04/18 11Z,  -0.60,  10.24,  99.90,   9.61,  -0.03,  (max)
04/18 12Z,  -0.60,   9.32,  99.90,   8.70,  -0.03,
04/18 13Z,  -0.60,   7.32,  99.90,   6.69,  -0.03,
04/18 14Z,  -0.60,   4.60,  99.90,   3.97,  -0.03,
04/18 15Z,  -0.60,   1.70,  99.90,   1.08,  -0.03,
04/18 16Z,  -0.70,  -0.66,  99.90,  -1.39,  -0.03,
04/18 17Z,  -0.70,  -1.88,  99.90,  -2.60,  -0.03,  (min)
04/18 18Z,  -0.60,  -1.72,  99.90,  -2.35,  -0.03,
04/18 19Z,  -0.60,  -0.39,  99.90,  -1.02,  -0.03,
04/18 20Z,  -0.60,   1.73,  99.90,   1.11,  -0.03,
04/18 21Z,  -0.50,   4.16,  99.90,   3.64,  -0.03,
04/18 22Z,  -0.50,   6.31,  99.90,   5.79,  -0.03,
04/18 23Z,  -0.40,   7.66,  99.90,   7.23,  -0.03,
04/19 00Z,  -0.40,   7.93,  99.90,   7.50,  -0.03,  (max)
04/19 01Z,  -0.40,   7.18,  99.90,   6.75,  -0.03,
04/19 02Z,  -0.40,   5.66,  99.90,   5.24,  -0.03,
04/19 03Z,  -0.40,   3.77,  99.90,   3.34,  -0.03,
04/19 04Z,  -0.40,   2.08,  99.90,   1.66,  -0.03,
04/19 05Z,  -0.40,   1.22,  99.90,   0.80,  -0.03,  (min)
04/19 06Z,  -0.40,   1.53,  99.90,   1.10,  -0.03,
04/19 07Z,  -0.40,   2.90,  99.90,   2.48,  -0.03,
04/19 08Z,  -0.30,   4.99,  99.90,   4.66,  -0.03,
04/19 09Z,  -0.20,   7.30,  99.90,   7.08,  -0.03,
04/19 10Z,  -0.20,   9.31,  99.90,   9.08,  -0.03,
04/19 11Z,  -0.20,  10.43,  99.90,  10.20,  -0.03,  (max)
04/19 12Z,  -0.20,  10.31,  99.90,  10.08,  -0.03,
04/19 13Z,  -0.20,   8.95,  99.90,   8.72,  -0.03,
04/19 14Z,  -0.30,   6.62,  99.90,   6.29,  -0.03,
04/19 15Z,  -0.30,   3.73,  99.90,   3.40,  -0.03,
04/19 16Z,  -0.30,   0.88,  99.90,   0.55,  -0.03,
04/19 17Z,  -0.30,  -1.24,  99.90,  -1.56,  -0.03,
04/19 18Z,  -0.30,  -2.11,  99.90,  -2.43,  -0.03,
04/19 19Z,  99.90,  -1.64,  99.90,  99.90,  -0.03,
04/19 20Z,  99.90,  -0.10,  99.90,  99.90,  -0.03,
04/19 21Z,  99.90,   2.07,  99.90,  99.90,  -0.03,
04/19 22Z,  99.90,   4.40,  99.90,  99.90,  -0.03,
04/19 23Z,  99.90,   6.33,  99.90,  99.90,  -0.03,
04/20 00Z,  99.90,   7.41,  99.90,  99.90,  -0.03,