EXTRA-TROPICAL  STORM  SURGE
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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
Sitka, 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
#Alitak, AK : 05/18/2026 11:20:31 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 12Z,  -1.00,   3.94,   3.76,  99.90,   0.82,
05/16 13Z,  -1.00,   0.33,   0.17,  99.90,   0.84,
05/16 14Z,  -1.00,  -3.45,  -3.47,  99.90,   0.98,
05/16 15Z,  -1.00,  -6.63,  -6.43,  99.90,   1.20,
05/16 16Z,  -0.90,  -8.58,  -8.37,  99.90,   1.11,
05/16 17Z,  -0.80,  -8.93,  -8.67,  99.90,   1.06,  (min)
05/16 18Z,  -0.80,  -7.65,  -7.58,  99.90,   0.87,
05/16 19Z,  -0.70,  -4.93,  -4.78,  99.90,   0.85,
05/16 20Z,  -0.70,  -1.29,  -1.04,  99.90,   0.95,
05/16 21Z,  -0.70,   2.23,   2.56,  99.90,   1.03,
05/16 22Z,  -0.70,   4.59,   4.91,  99.90,   1.02,
05/16 23Z,  -0.70,   5.32,   5.39,  99.90,   0.77,  (max)
05/17 00Z,  -0.60,   4.50,   4.50,  99.90,   0.60,
05/17 01Z,  -0.60,   2.56,   2.69,  99.90,   0.73,
05/17 02Z,  -0.50,   0.14,   0.36,  99.90,   0.72,
05/17 03Z,  -0.50,  -1.99,  -1.68,  99.90,   0.81,
05/17 04Z,  -0.50,  -3.25,  -2.84,  99.90,   0.91,  (min)
05/17 05Z,  -0.50,  -3.26,  -2.68,  99.90,   1.08,
05/17 06Z,  -0.40,  -2.00,  -1.34,  99.90,   1.06,
05/17 07Z,  -0.30,   0.35,   0.98,  99.90,   0.93,
05/17 08Z,  -0.30,   3.41,   4.14,  99.90,   1.03,
05/17 09Z,  -0.30,   6.35,   6.87,  99.90,   0.82,
05/17 10Z,  -0.30,   8.12,   8.19,  99.90,   0.37,  (max)
05/17 11Z,  -0.30,   8.11,   8.09,  99.90,   0.28,
05/17 12Z,  -0.30,   6.32,   6.58,  99.90,   0.56,
05/17 13Z,  -0.30,   3.15,   3.46,  99.90,   0.61,
05/17 14Z,  -0.30,  -0.76,  -0.43,  99.90,   0.63,
05/17 15Z,  -0.30,  -4.63,  -4.30,  99.90,   0.63,
05/17 16Z,  -0.30,  -7.70,  -7.56,  99.90,   0.44,
05/17 17Z,  -0.30,  -9.39,  -9.17,  99.90,   0.52,  (min)
05/17 18Z,  -0.30,  -9.39,  -9.11,  99.90,   0.58,
05/17 19Z,  -0.30,  -7.70,  -7.74,  99.90,   0.26,
05/17 20Z,  -0.30,  -4.56,  -4.57,  99.90,   0.29,
05/17 21Z,  -0.30,  -0.66,  -0.41,  99.90,   0.55,
05/17 22Z,  -0.30,   2.84,   2.98,  99.90,   0.44,
05/17 23Z,  -0.30,   4.95,   4.82,  99.90,   0.17,
05/18 00Z,  -0.40,   5.34,   4.96,  99.90,   0.02,  (max)
05/18 01Z,  -0.40,   4.24,   3.84,  99.90,  -0.00,
05/18 02Z,  -0.40,   2.15,   1.87,  99.90,   0.12,
05/18 03Z,  -0.40,  -0.21,  -0.44,  99.90,   0.17,
05/18 04Z,  -0.40,  -2.16,  -2.33,  99.90,   0.23,
05/18 05Z,  -0.40,  -3.14,  -3.13,  99.90,   0.41,  (min)
05/18 06Z,  -0.50,  -2.87,  -2.73,  99.90,   0.64,
05/18 07Z,  -0.50,  -1.35,  -1.20,  99.90,   0.65,
05/18 08Z,  -0.50,   1.20,   1.39,  99.90,   0.69,
05/18 09Z,  -0.60,   4.29,   4.46,  99.90,   0.77,
05/18 10Z,  -0.60,   7.01,   7.00,  99.90,   0.59,
05/18 11Z,  -0.60,   8.33,   7.93,  99.90,   0.20,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/18 12Z,  -0.60,   7.82,  99.90,   7.43,   0.21,
05/18 13Z,  -0.60,   5.61,  99.90,   5.25,   0.23,
05/18 14Z,  -0.60,   2.20,  99.90,   1.85,   0.25,
05/18 15Z,  -0.50,  -1.74,  99.90,  -1.98,   0.27,
05/18 16Z,  -0.50,  -5.46,  99.90,  -5.68,   0.28,
05/18 17Z,  -0.50,  -8.27,  99.90,  -8.47,   0.30,
05/18 18Z,  -0.50,  -9.64,  99.90,  -9.82,   0.32,  (min)
05/18 19Z,  -0.50,  -9.29,  99.90,  -9.46,   0.34,
05/18 20Z,  -0.50,  -7.27,  99.90,  -7.41,   0.35,
05/18 21Z,  -0.60,  -3.91,  99.90,  -4.14,   0.37,
05/18 22Z,  -0.60,  -0.02,  99.90,  -0.24,   0.39,
05/18 23Z,  -0.60,   3.21,  99.90,   3.02,   0.41,
05/19 00Z,  -0.60,   4.94,  99.90,   4.75,   0.41,
05/19 01Z,  -0.60,   5.01,  99.90,   4.81,   0.41,  (max)
05/19 02Z,  -0.60,   3.72,  99.90,   3.53,   0.41,
05/19 03Z,  -0.60,   1.65,  99.90,   1.45,   0.41,
05/19 04Z,  -0.60,  -0.54,  99.90,  -0.73,   0.41,
05/19 05Z,  -0.60,  -2.23,  99.90,  -2.42,   0.41,
05/19 06Z,  -0.60,  -2.95,  99.90,  -3.14,   0.41,  (min)
05/19 07Z,  -0.40,  -2.44,  99.90,  -2.43,   0.41,
05/19 08Z,  -0.30,  -0.76,  99.90,  -0.65,   0.41,
05/19 09Z,  -0.30,   1.83,  99.90,   1.94,   0.41,
05/19 10Z,  -0.30,   4.77,  99.90,   4.87,   0.41,
05/19 11Z,  -0.30,   7.11,  99.90,   7.21,   0.41,
05/19 12Z,  -0.30,   7.96,  99.90,   8.07,   0.41,  (max)
05/19 13Z,  -0.40,   7.06,  99.90,   7.06,   0.41,
05/19 14Z,  -0.40,   4.66,  99.90,   4.66,   0.41,
05/19 15Z,  -0.50,   1.27,  99.90,   1.17,   0.41,
05/19 16Z,  -0.50,  -2.46,  99.90,  -2.55,   0.41,
05/19 17Z,  -0.50,  -5.86,  99.90,  -5.96,   0.41,
05/19 18Z,  -0.50,  -8.33,  99.90,  -8.42,   0.41,
05/19 19Z,  -0.50,  -9.34,  99.90,  -9.44,   0.41,  (min)
05/19 20Z,  -0.50,  -8.70,  99.90,  -8.80,   0.41,
05/19 21Z,  -0.50,  -6.51,  99.90,  -6.61,   0.41,
05/19 22Z,  -0.50,  -3.17,  99.90,  -3.26,   0.41,
05/19 23Z,  -0.60,   0.47,  99.90,   0.27,   0.41,
05/20 00Z,  -0.60,   3.29,  99.90,   3.09,   0.41,
05/20 01Z,  -0.60,   4.61,  99.90,   4.42,   0.41,  (max)
05/20 02Z,  -0.70,   4.44,  99.90,   4.14,   0.41,
05/20 03Z,  -0.80,   3.12,  99.90,   2.73,   0.41,
05/20 04Z,  -0.80,   1.20,  99.90,   0.81,   0.41,
05/20 05Z,  -0.80,  -0.74,  99.90,  -1.14,   0.41,
05/20 06Z,  -0.80,  -2.17,  99.90,  -2.57,   0.41,
05/20 07Z,  -0.80,  -2.66,  99.90,  -3.06,   0.41,  (min)
05/20 08Z,  -0.80,  -2.01,  99.90,  -2.41,   0.41,
05/20 09Z,  -0.80,  -0.32,  99.90,  -0.72,   0.41,
05/20 10Z,  -0.70,   2.11,  99.90,   1.81,   0.41,
05/20 11Z,  -0.70,   4.72,  99.90,   4.43,   0.41,
05/20 12Z,  -0.60,   6.62,  99.90,   6.43,   0.41,
05/20 13Z,  -0.60,   7.07,  99.90,   6.88,   0.41,  (max)
05/20 14Z,  -0.60,   5.97,  99.90,   5.78,   0.41,
05/20 15Z,  -0.60,   3.63,  99.90,   3.43,   0.41,
05/20 16Z,  -0.60,   0.51,  99.90,   0.32,   0.41,
05/20 17Z,  -0.60,  -2.84,  99.90,  -3.03,   0.41,
05/20 18Z,  -0.60,  -5.84,  99.90,  -6.03,   0.41,
05/20 19Z,  -0.60,  -7.91,  99.90,  -8.10,   0.41,
05/20 20Z,  -0.60,  -8.60,  99.90,  -8.80,   0.41,  (min)
05/20 21Z,  -0.60,  -7.79,  99.90,  -7.99,   0.41,
05/20 22Z,  -0.50,  -5.62,  99.90,  -5.71,   0.41,
05/20 23Z,  -0.50,  -2.49,  99.90,  -2.59,   0.41,
05/21 00Z,  -0.50,   0.75,  99.90,   0.65,   0.41,
05/21 01Z,  -0.60,   3.12,  99.90,   2.92,   0.41,
05/21 02Z,  -0.60,   4.12,  99.90,   3.92,   0.41,  (max)
05/21 03Z,  -0.60,   3.85,  99.90,   3.66,   0.41,
05/21 04Z,  -0.60,   2.64,  99.90,   2.45,   0.41,
05/21 05Z,  -0.60,   0.94,  99.90,   0.74,   0.41,
05/21 06Z,  -0.60,  -0.77,  99.90,  -0.97,   0.41,
05/21 07Z,  -0.50,  -1.99,  99.90,  -2.09,   0.41,
05/21 08Z,  -0.50,  -2.35,  99.90,  -2.44,   0.41,  (min)
05/21 09Z,  -0.40,  -1.70,  99.90,  -1.70,   0.41,
05/21 10Z,  -0.30,  -0.19,  99.90,  -0.09,   0.41,
05/21 11Z,  -0.30,   1.93,  99.90,   2.04,   0.41,
05/21 12Z,  -0.30,   4.14,  99.90,   4.25,   0.41,
05/21 13Z,  -0.30,   5.63,  99.90,   5.74,   0.41,
05/21 14Z,  -0.40,   5.84,  99.90,   5.85,   0.41,  (max)
05/21 15Z,  -0.50,   4.77,  99.90,   4.68,   0.41,
05/21 16Z,  -0.50,   2.71,  99.90,   2.62,   0.41,
05/21 17Z,  -0.50,   0.01,  99.90,  -0.09,   0.41,
05/21 18Z,  -0.50,  -2.89,  99.90,  -2.98,   0.41,
05/21 19Z,  -0.50,  -5.44,  99.90,  -5.53,   0.41,
05/21 20Z,  -0.40,  -7.13,  99.90,  -7.13,   0.41,
05/21 21Z,  -0.40,  -7.59,  99.90,  -7.59,   0.41,  (min)
05/21 22Z,  -0.40,  -6.75,  99.90,  -6.75,   0.41,
05/21 23Z,  -0.40,  -4.74,  99.90,  -4.74,   0.41,
05/22 00Z,  -0.40,  -1.94,  99.90,  -1.94,   0.41,