EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
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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
#Sand Point, AK : 05/15/2026 04:21:08 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 12Z,   0.10,   2.68,   3.78,  99.90,   1.00,
05/13 13Z,   0.10,   1.53,   2.55,  99.90,   0.92,
05/13 14Z,   0.10,   0.83,   1.94,  99.90,   1.01,
05/13 15Z,   0.00,   0.70,   1.71,  99.90,   1.01,  (min)
05/13 16Z,   0.00,   1.20,   2.19,  99.90,   0.99,
05/13 17Z,   0.00,   2.20,   3.12,  99.90,   0.92,
05/13 18Z,   0.20,   3.41,   4.23,  99.90,   0.62,
05/13 19Z,   0.10,   4.45,   5.22,  99.90,   0.67,
05/13 20Z,   0.10,   5.13,   5.84,  99.90,   0.61,
05/13 21Z,   0.10,   5.31,   6.05,  99.90,   0.64,  (max)
05/13 22Z,   0.10,   4.93,   5.67,  99.90,   0.64,
05/13 23Z,   0.00,   4.08,   4.69,  99.90,   0.61,
05/14 00Z,   0.10,   3.04,   3.56,  99.90,   0.42,
05/14 01Z,   0.00,   2.17,   2.75,  99.90,   0.58,
05/14 02Z,   0.00,   1.73,   2.31,  99.90,   0.58,  (min)
05/14 03Z,   0.00,   1.82,   2.33,  99.90,   0.51,
05/14 04Z,   0.00,   2.50,   3.01,  99.90,   0.51,
05/14 05Z,   0.00,   3.70,   4.17,  99.90,   0.47,
05/14 06Z,   0.10,   5.11,   5.61,  99.90,   0.40,
05/14 07Z,   0.10,   6.33,   6.81,  99.90,   0.38,
05/14 08Z,   0.10,   7.06,   7.56,  99.90,   0.40,
05/14 09Z,   0.10,   7.14,   7.70,  99.90,   0.46,  (max)
05/14 10Z,   0.10,   6.48,   7.03,  99.90,   0.45,
05/14 11Z,   0.00,   5.15,   5.66,  99.90,   0.51,
05/14 12Z,   0.00,   3.40,   3.96,  99.90,   0.56,
05/14 13Z,   0.00,   1.67,   2.21,  99.90,   0.54,
05/14 14Z,   0.00,   0.34,   1.03,  99.90,   0.69,
05/14 15Z,   0.00,  -0.37,   0.32,  99.90,   0.69,
05/14 16Z,   0.00,  -0.34,   0.28,  99.90,   0.62,  (min)
05/14 17Z,   0.00,   0.45,   1.09,  99.90,   0.64,
05/14 18Z,   0.00,   1.80,   2.33,  99.90,   0.53,
05/14 19Z,   0.00,   3.31,   3.78,  99.90,   0.47,
05/14 20Z,  -0.10,   4.60,   5.07,  99.90,   0.57,
05/14 21Z,  -0.10,   5.41,   5.83,  99.90,   0.52,
05/14 22Z,  -0.10,   5.61,   6.07,  99.90,   0.56,  (max)
05/14 23Z,  -0.10,   5.17,   5.51,  99.90,   0.44,
05/15 00Z,  -0.10,   4.22,   4.50,  99.90,   0.38,
05/15 01Z,  -0.20,   3.13,   3.47,  99.90,   0.54,
05/15 02Z,  -0.20,   2.29,   2.69,  99.90,   0.60,
05/15 03Z,  -0.30,   1.96,   2.37,  99.90,   0.71,  (min)
05/15 04Z,  -0.30,   2.23,   2.68,  99.90,   0.75,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/15 05Z,  -0.30,   3.14,  99.90,   3.58,   0.74,
05/15 06Z,  -0.30,   4.53,  99.90,   4.97,   0.74,
05/15 07Z,  -0.20,   6.05,  99.90,   6.58,   0.73,
05/15 08Z,  -0.20,   7.23,  99.90,   7.75,   0.72,
05/15 09Z,  -0.10,   7.77,  99.90,   8.39,   0.72,  (max)
05/15 10Z,  -0.10,   7.52,  99.90,   8.13,   0.71,
05/15 11Z,  -0.10,   6.44,  99.90,   7.05,   0.71,
05/15 12Z,  -0.20,   4.66,  99.90,   5.16,   0.70,
05/15 13Z,  -0.30,   2.54,  99.90,   2.94,   0.69,
05/15 14Z,  -0.30,   0.59,  99.90,   0.97,   0.69,
05/15 15Z,  -0.30,  -0.81,  99.90,  -0.43,   0.68,
05/15 16Z,  -0.30,  -1.43,  99.90,  -1.06,   0.67,  (min)
05/15 17Z,  -0.30,  -1.16,  99.90,  -0.79,   0.67,
05/15 18Z,  -0.30,  -0.05,  99.90,   0.32,   0.67,
05/15 19Z,  -0.10,   1.62,  99.90,   2.20,   0.67,
05/15 20Z,   0.00,   3.39,  99.90,   4.06,   0.67,
05/15 21Z,   0.00,   4.82,  99.90,   5.50,   0.67,
05/15 22Z,   0.10,   5.68,  99.90,   6.46,   0.67,
05/15 23Z,   0.20,   5.84,  99.90,   6.72,   0.67,  (max)
05/16 00Z,   0.30,   5.30,  99.90,   6.28,   0.67,
05/16 01Z,   0.40,   4.27,  99.90,   5.34,   0.67,
05/16 02Z,   0.40,   3.17,  99.90,   4.24,   0.67,
05/16 03Z,   0.40,   2.40,  99.90,   3.48,   0.67,
05/16 04Z,   0.40,   2.22,  99.90,   3.29,   0.67,  (min)
05/16 05Z,   0.40,   2.69,  99.90,   3.77,   0.67,
05/16 06Z,   0.40,   3.82,  99.90,   4.89,   0.67,
05/16 07Z,   0.40,   5.37,  99.90,   6.44,   0.67,
05/16 08Z,   0.40,   6.91,  99.90,   7.98,   0.67,
05/16 09Z,   0.40,   7.97,  99.90,   9.04,   0.67,
05/16 10Z,   0.40,   8.26,  99.90,   9.33,   0.67,  (max)
05/16 11Z,   0.30,   7.66,  99.90,   8.63,   0.67,
05/16 12Z,   0.20,   6.18,  99.90,   7.06,   0.67,
05/16 13Z,   0.10,   4.04,  99.90,   4.81,   0.67,
05/16 14Z,   0.10,   1.66,  99.90,   2.44,   0.67,
05/16 15Z,   0.10,  -0.40,  99.90,   0.38,   0.67,
05/16 16Z,   0.10,  -1.75,  99.90,  -0.98,   0.67,
05/16 17Z,   0.10,  -2.19,  99.90,  -1.42,   0.67,  (min)
05/16 18Z,   0.20,  -1.66,  99.90,  -0.78,   0.67,
05/16 19Z,   0.20,  -0.25,  99.90,   0.62,   0.67,
05/16 20Z,   0.30,   1.66,  99.90,   2.64,   0.67,
05/16 21Z,   0.30,   3.57,  99.90,   4.54,   0.67,
05/16 22Z,   0.20,   5.05,  99.90,   5.92,   0.67,
05/16 23Z,   0.10,   5.87,  99.90,   6.65,   0.67,  (max)
05/17 00Z,   0.00,   5.94,  99.90,   6.62,   0.67,
05/17 01Z,   0.00,   5.30,  99.90,   5.97,   0.67,
05/17 02Z,   0.00,   4.21,  99.90,   4.89,   0.67,
05/17 03Z,   0.00,   3.15,  99.90,   3.83,   0.67,
05/17 04Z,   0.00,   2.51,  99.90,   3.19,   0.67,
05/17 05Z,   0.00,   2.50,  99.90,   3.18,   0.67,  (min)
05/17 06Z,   0.00,   3.18,  99.90,   3.85,   0.67,
05/17 07Z,   0.10,   4.47,  99.90,   5.24,   0.67,
05/17 08Z,   0.20,   6.09,  99.90,   6.97,   0.67,
05/17 09Z,   0.20,   7.57,  99.90,   8.45,   0.67,
05/17 10Z,   0.10,   8.45,  99.90,   9.22,   0.67,  (max)
05/17 11Z,   0.00,   8.46,  99.90,   9.14,   0.67,
05/17 12Z,   0.00,   7.55,  99.90,   8.22,   0.67,
05/17 13Z,   0.00,   5.76,  99.90,   6.44,   0.67,
05/17 14Z,  -0.10,   3.38,  99.90,   3.95,   0.67,
05/17 15Z,  -0.20,   0.90,  99.90,   1.37,   0.67,
05/17 16Z,  -0.20,  -1.13,  99.90,  -0.66,   0.67,
05/17 17Z,  -0.20,  -2.34,  99.90,  -1.87,   0.67,
05/17 18Z,  -0.20,  -2.58,  99.90,  -2.10,   0.67,  (min)
05/17 19Z,  -0.20,  -1.80,  99.90,  -1.33,   0.67,
05/17 20Z,  -0.20,  -0.18,  99.90,   0.29,   0.67,
05/17 21Z,  -0.10,   1.85,  99.90,   2.43,   0.67,
05/17 22Z,  -0.10,   3.78,  99.90,   4.36,   0.67,
05/17 23Z,  -0.10,   5.21,  99.90,   5.78,   0.67,
05/18 00Z,  -0.20,   5.94,  99.90,   6.41,   0.67,  (max)
05/18 01Z,  -0.40,   5.90,  99.90,   6.17,   0.67,
05/18 02Z,  -0.50,   5.18,  99.90,   5.35,   0.67,
05/18 03Z,  -0.50,   4.10,  99.90,   4.27,   0.67,
05/18 04Z,  -0.40,   3.13,  99.90,   3.41,   0.67,
05/18 05Z,  -0.40,   2.65,  99.90,   2.92,   0.67,  (min)
05/18 06Z,  -0.30,   2.80,  99.90,   3.17,   0.67,
05/18 07Z,  -0.20,   3.62,  99.90,   4.09,   0.67,
05/18 08Z,  -0.10,   5.00,  99.90,   5.57,   0.67,
05/18 09Z,  -0.10,   6.61,  99.90,   7.18,   0.67,
05/18 10Z,  -0.10,   7.95,  99.90,   8.52,   0.67,
05/18 11Z,  -0.20,   8.61,  99.90,   9.08,   0.67,  (max)
05/18 12Z,  -0.30,   8.38,  99.90,   8.75,   0.67,
05/18 13Z,  -0.40,   7.23,  99.90,   7.50,   0.67,
05/18 14Z,  -0.40,   5.26,  99.90,   5.53,   0.67,
05/18 15Z,  -0.50,   2.79,  99.90,   2.97,   0.67,
05/18 16Z,  -0.40,   0.36,  99.90,   0.63,   0.67,
05/18 17Z,  -0.40,  -1.52,  99.90,  -1.25,   0.67,
05/18 18Z,  -0.30,  -2.54,  99.90,  -2.17,   0.67,
05/18 19Z,  99.90,  -2.58,  99.90,  99.90,   0.67,
05/18 20Z,  99.90,  -1.63,  99.90,  99.90,   0.67,
05/18 21Z,  99.90,   0.09,  99.90,  99.90,   0.67,
05/18 22Z,  99.90,   2.12,  99.90,  99.90,   0.67,
05/18 23Z,  99.90,   3.97,  99.90,  99.90,   0.67,
05/19 00Z,  99.90,   5.27,  99.90,  99.90,   0.67,