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
#Alitak, AK : 02/18/2025 15:20:44 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/17 00Z,   0.20,   9.74,  10.18,  99.90,   0.24,
02/17 01Z,   0.20,  10.72,  11.13,  99.90,   0.21,  (max)
02/17 02Z,   0.10,  10.33,  10.60,  99.90,   0.17,
02/17 03Z,   0.00,   8.84,   9.14,  99.90,   0.30,
02/17 04Z,   0.00,   6.66,   6.98,  99.90,   0.32,
02/17 05Z,  -0.10,   4.33,   4.67,  99.90,   0.44,
02/17 06Z,   0.00,   2.40,   2.72,  99.90,   0.32,
02/17 07Z,   0.00,   1.38,   1.76,  99.90,   0.38,  (min)
02/17 08Z,   0.00,   1.58,   2.00,  99.90,   0.42,
02/17 09Z,  -0.10,   2.94,   2.99,  99.90,   0.15,
02/17 10Z,  -0.20,   5.14,   5.16,  99.90,   0.22,
02/17 11Z,  -0.30,   7.77,   8.12,  99.90,   0.65,
02/17 12Z,  -0.20,  10.16,  10.55,  99.90,   0.59,
02/17 13Z,  -0.20,  11.56,  11.87,  99.90,   0.51,  (max)
02/17 14Z,  -0.30,  11.56,  11.86,  99.90,   0.60,
02/17 15Z,  -0.40,  10.36,  10.77,  99.90,   0.81,
02/17 16Z,  -0.50,   8.34,   8.76,  99.90,   0.92,
02/17 17Z,  -0.60,   5.95,   6.36,  99.90,   1.01,
02/17 18Z,  -0.50,   3.72,   4.21,  99.90,   0.99,
02/17 19Z,  -0.50,   2.17,   2.66,  99.90,   0.99,
02/17 20Z,  -0.50,   1.66,   2.17,  99.90,   1.01,  (min)
02/17 21Z,  -0.50,   2.29,   2.80,  99.90,   1.01,
02/17 22Z,  -0.60,   3.80,   4.05,  99.90,   0.85,
02/17 23Z,  -0.60,   5.85,   6.05,  99.90,   0.80,
02/18 00Z,  -0.50,   7.96,   8.45,  99.90,   0.99,
02/18 01Z,  -0.50,   9.45,   9.95,  99.90,   1.00,
02/18 02Z,  -0.60,   9.79,  10.21,  99.90,   1.02,  (max)
02/18 03Z,  -0.70,   9.02,   9.46,  99.90,   1.14,
02/18 04Z,  -0.70,   7.50,   7.90,  99.90,   1.10,
02/18 05Z,  -0.70,   5.63,   5.97,  99.90,   1.04,
02/18 06Z,  -0.60,   3.88,   4.26,  99.90,   0.98,
02/18 07Z,  -0.70,   2.71,   3.29,  99.90,   1.28,
02/18 08Z,  -0.80,   2.49,   3.03,  99.90,   1.34,  (min)
02/18 09Z,  -0.80,   3.33,   3.54,  99.90,   1.01,
02/18 10Z,  -0.80,   5.01,   5.05,  99.90,   0.84,
02/18 11Z,  -0.70,   7.12,   7.38,  99.90,   0.96,
02/18 12Z,  -0.60,   9.26,   9.56,  99.90,   0.90,
02/18 13Z,  -0.50,  10.88,  11.36,  99.90,   0.98,
02/18 14Z,  -0.30,  11.41,  11.82,  99.90,   0.71,  (max)
02/18 15Z,  -0.20,  10.74,  11.02,  99.90,   0.48,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/18 16Z,  -0.20,   9.21,  99.90,   9.49,   0.48,
02/18 17Z,  -0.20,   7.18,  99.90,   7.47,   0.49,
02/18 18Z,  -0.20,   5.05,  99.90,   5.34,   0.49,
02/18 19Z,  -0.20,   3.27,  99.90,   3.56,   0.50,
02/18 20Z,  -0.20,   2.22,  99.90,   2.52,   0.50,
02/18 21Z,  -0.20,   2.16,  99.90,   2.46,   0.51,  (min)
02/18 22Z,  -0.20,   3.01,  99.90,   3.32,   0.51,
02/18 23Z,  -0.20,   4.47,  99.90,   4.78,   0.52,
02/19 00Z,  -0.20,   6.21,  99.90,   6.53,   0.52,
02/19 01Z,  -0.20,   7.81,  99.90,   8.14,   0.52,
02/19 02Z,  -0.20,   8.73,  99.90,   9.06,   0.53,  (max)
02/19 03Z,  -0.20,   8.67,  99.90,   9.01,   0.53,
02/19 04Z,  -0.30,   7.82,  99.90,   8.06,   0.53,
02/19 05Z,  -0.30,   6.53,  99.90,   6.77,   0.53,
02/19 06Z,  -0.20,   5.14,  99.90,   5.48,   0.53,
02/19 07Z,  -0.20,   4.04,  99.90,   4.37,   0.53,
02/19 08Z,  -0.20,   3.56,  99.90,   3.89,   0.53,  (min)
02/19 09Z,  -0.10,   3.92,  99.90,   4.36,   0.53,
02/19 10Z,  -0.10,   5.09,  99.90,   5.53,   0.53,
02/19 11Z,  -0.10,   6.74,  99.90,   7.18,   0.53,
02/19 12Z,  -0.10,   8.49,  99.90,   8.93,   0.53,
02/19 13Z,  -0.10,  10.02,  99.90,  10.45,   0.53,
02/19 14Z,  -0.20,  10.91,  99.90,  11.24,   0.53,  (max)
02/19 15Z,  -0.30,  10.80,  99.90,  11.04,   0.53,
02/19 16Z,  -0.30,   9.79,  99.90,  10.03,   0.53,
02/19 17Z,  -0.30,   8.22,  99.90,   8.45,   0.53,
02/19 18Z,  -0.30,   6.39,  99.90,   6.63,   0.53,
02/19 19Z,  -0.30,   4.62,  99.90,   4.86,   0.53,
02/19 20Z,  -0.20,   3.26,  99.90,   3.59,   0.53,
02/19 21Z,  -0.30,   2.57,  99.90,   2.81,   0.53,  (min)
02/19 22Z,  -0.30,   2.70,  99.90,   2.93,   0.53,
02/19 23Z,  -0.30,   3.51,  99.90,   3.75,   0.53,
02/20 00Z,  -0.30,   4.72,  99.90,   4.96,   0.53,
02/20 01Z,  -0.40,   6.07,  99.90,   6.20,   0.53,
02/20 02Z,  -0.40,   7.24,  99.90,   7.37,   0.53,
02/20 03Z,  -0.50,   7.82,  99.90,   7.85,   0.53,  (max)
02/20 04Z,  -0.50,   7.66,  99.90,   7.69,   0.53,
02/20 05Z,  -0.50,   6.98,  99.90,   7.02,   0.53,
02/20 06Z,  -0.50,   6.09,  99.90,   6.12,   0.53,
02/20 07Z,  -0.50,   5.22,  99.90,   5.26,   0.53,
02/20 08Z,  -0.50,   4.68,  99.90,   4.71,   0.53,
02/20 09Z,  -0.50,   4.67,  99.90,   4.71,   0.53,  (min)
02/20 10Z,  -0.50,   5.31,  99.90,   5.35,   0.53,
02/20 11Z,  -0.50,   6.48,  99.90,   6.52,   0.53,
02/20 12Z,  -0.60,   7.85,  99.90,   7.79,   0.53,
02/20 13Z,  -0.70,   9.13,  99.90,   8.96,   0.53,
02/20 14Z,  -0.70,  10.10,  99.90,   9.94,   0.53,
02/20 15Z,  -0.70,  10.49,  99.90,  10.33,   0.53,  (max)
02/20 16Z,  -0.60,  10.09,  99.90,  10.02,   0.53,
02/20 17Z,  -0.60,   9.03,  99.90,   8.97,   0.53,
02/20 18Z,  -0.60,   7.62,  99.90,   7.56,   0.53,
02/20 19Z,  -0.50,   6.09,  99.90,   6.12,   0.53,
02/20 20Z,  -0.40,   4.64,  99.90,   4.78,   0.53,
02/20 21Z,  -0.30,   3.52,  99.90,   3.76,   0.53,
02/20 22Z,  -0.20,   2.95,  99.90,   3.28,   0.53,  (min)
02/20 23Z,  -0.20,   3.01,  99.90,   3.35,   0.53,
02/21 00Z,  -0.20,   3.59,  99.90,   3.93,   0.53,
02/21 01Z,  -0.20,   4.47,  99.90,   4.80,   0.53,
02/21 02Z,  -0.20,   5.50,  99.90,   5.83,   0.53,
02/21 03Z,  -0.30,   6.45,  99.90,   6.68,   0.53,
02/21 04Z,  -0.20,   6.97,  99.90,   7.31,   0.53,  (max)
02/21 05Z,  -0.20,   6.97,  99.90,   7.31,   0.53,
02/21 06Z,  -0.10,   6.64,  99.90,   7.08,   0.53,
02/21 07Z,   0.00,   6.18,  99.90,   6.72,   0.53,
02/21 08Z,   0.00,   5.76,  99.90,   6.29,   0.53,
02/21 09Z,   0.00,   5.54,  99.90,   6.08,   0.53,  (min)
02/21 10Z,   0.10,   5.71,  99.90,   6.34,   0.53,
02/21 11Z,   0.10,   6.32,  99.90,   6.95,   0.53,
02/21 12Z,   0.00,   7.25,  99.90,   7.79,   0.53,
02/21 13Z,   0.00,   8.24,  99.90,   8.77,   0.53,
02/21 14Z,   0.00,   9.10,  99.90,   9.64,   0.53,
02/21 15Z,  -0.10,   9.76,  99.90,  10.20,   0.53,
02/21 16Z,  -0.20,   9.97,  99.90,  10.31,   0.53,  (max)
02/21 17Z,  -0.20,   9.57,  99.90,   9.90,   0.53,
02/21 18Z,  -0.20,   8.69,  99.90,   9.02,   0.53,
02/21 19Z,  -0.20,   7.55,  99.90,   7.88,   0.53,
02/21 20Z,  -0.20,   6.25,  99.90,   6.58,   0.53,
02/21 21Z,  -0.20,   4.93,  99.90,   5.27,   0.53,
02/21 22Z,  -0.20,   3.80,  99.90,   4.14,   0.53,
02/21 23Z,  -0.20,   3.08,  99.90,   3.41,   0.53,
02/22 00Z,  -0.20,   2.88,  99.90,   3.22,   0.53,  (min)
02/22 01Z,  -0.30,   3.15,  99.90,   3.38,   0.53,
02/22 02Z,  -0.30,   3.77,  99.90,   4.00,   0.53,
02/22 03Z,  -0.40,   4.70,  99.90,   4.83,   0.53,
02/22 04Z,  -0.40,   5.71,  99.90,   5.84,   0.53,
02/22 05Z,  -0.30,   6.44,  99.90,   6.67,   0.53,
02/22 06Z,  -0.30,   6.78,  99.90,   7.02,   0.53,
02/22 07Z,  99.90,   6.85,  99.90,  99.90,   0.53,
02/22 08Z,  99.90,   6.74,  99.90,  99.90,   0.53,
02/22 09Z,  99.90,   6.51,  99.90,  99.90,   0.53,
02/22 10Z,  99.90,   6.33,  99.90,  99.90,   0.53,
02/22 11Z,  99.90,   6.37,  99.90,  99.90,   0.53,
02/22 12Z,  99.90,   6.72,  99.90,  99.90,   0.53,