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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Northwest
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
#Port Townsend, WA : 05/13/2025 04:21:09 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/11 12Z,   0.30,   6.89,   7.15,  99.90,  -0.04,
05/11 13Z,   0.40,   5.45,   5.86,  99.90,   0.01,
05/11 14Z,   0.40,   3.55,   3.98,  99.90,   0.03,
05/11 15Z,   0.40,   1.61,   2.02,  99.90,   0.01,
05/11 16Z,   0.40,   0.16,   0.52,  99.90,  -0.04,
05/11 17Z,   0.40,  -0.43,   0.09,  99.90,   0.12,  (min)
05/11 18Z,   0.40,  -0.17,   0.29,  99.90,   0.06,
05/11 19Z,   0.40,   0.69,   1.35,  99.90,   0.26,
05/11 20Z,   0.50,   1.94,   2.38,  99.90,  -0.06,
05/11 21Z,   0.50,   3.45,   3.88,  99.90,  -0.07,
05/11 22Z,   0.50,   5.03,   5.52,  99.90,  -0.01,
05/11 23Z,   0.50,   6.44,   6.74,  99.90,  -0.20,
05/12 00Z,   0.50,   7.44,   7.81,  99.90,  -0.13,
05/12 01Z,   0.60,   7.91,   8.03,  99.90,  -0.48,
05/12 02Z,   0.70,   7.80,   8.05,  99.90,  -0.45,  (max)
05/12 03Z,   0.60,   7.24,   7.53,  99.90,  -0.31,
05/12 04Z,   0.60,   6.58,   6.70,  99.90,  -0.48,
05/12 05Z,   0.60,   6.19,   6.24,  99.90,  -0.55,  (min)
05/12 06Z,   0.60,   6.22,   6.30,  99.90,  -0.52,
05/12 07Z,   0.60,   6.53,   6.59,  99.90,  -0.54,
05/12 08Z,   0.60,   6.96,   7.12,  99.90,  -0.44,
05/12 09Z,   0.60,   7.43,   7.64,  99.90,  -0.39,
05/12 10Z,   0.60,   7.79,   7.97,  99.90,  -0.42,
05/12 11Z,   0.60,   7.78,   8.09,  99.90,  -0.29,  (max)
05/12 12Z,   0.40,   7.17,   7.60,  99.90,   0.03,
05/12 13Z,   0.50,   5.90,   6.56,  99.90,   0.16,
05/12 14Z,   0.50,   4.10,   4.80,  99.90,   0.20,
05/12 15Z,   0.50,   2.06,   2.72,  99.90,   0.16,
05/12 16Z,   0.40,   0.25,   0.84,  99.90,   0.19,
05/12 17Z,   0.50,  -0.83,  -0.11,  99.90,   0.22,
05/12 18Z,   0.50,  -0.93,  -0.25,  99.90,   0.18,  (min)
05/12 19Z,   0.50,  -0.22,   0.41,  99.90,   0.13,
05/12 20Z,   0.40,   0.99,   1.49,  99.90,   0.10,
05/12 21Z,   0.50,   2.51,   2.83,  99.90,  -0.18,
05/12 22Z,   0.50,   4.21,   4.57,  99.90,  -0.14,
05/12 23Z,   0.40,   5.86,   6.17,  99.90,  -0.09,
05/13 00Z,   0.40,   7.21,   7.51,  99.90,  -0.10,
05/13 01Z,   0.50,   8.06,   8.25,  99.90,  -0.31,
05/13 02Z,   0.50,   8.34,   8.35,  99.90,  -0.49,  (max)
05/13 03Z,   0.50,   8.08,   8.34,  99.90,  -0.24,
05/13 04Z,   0.50,   7.48,   7.60,  99.90,  -0.38,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 05Z,   0.50,   6.90,  99.90,   7.03,  -0.36,
05/13 06Z,   0.50,   6.64,  99.90,   6.79,  -0.35,  (min)
05/13 07Z,   0.40,   6.74,  99.90,   6.81,  -0.33,
05/13 08Z,   0.40,   7.02,  99.90,   7.10,  -0.32,
05/13 09Z,   0.40,   7.35,  99.90,   7.44,  -0.30,
05/13 10Z,   0.40,   7.64,  99.90,   7.75,  -0.29,
05/13 11Z,   0.40,   7.76,  99.90,   7.88,  -0.27,  (max)
05/13 12Z,   0.40,   7.41,  99.90,   7.55,  -0.26,
05/13 13Z,   0.40,   6.41,  99.90,   6.57,  -0.25,
05/13 14Z,   0.30,   4.79,  99.90,   4.86,  -0.23,
05/13 15Z,   0.30,   2.78,  99.90,   2.87,  -0.22,
05/13 16Z,   0.30,   0.77,  99.90,   0.86,  -0.20,
05/13 17Z,   0.30,  -0.76,  99.90,  -0.66,  -0.20,
05/13 18Z,   0.30,  -1.39,  99.90,  -1.29,  -0.20,  (min)
05/13 19Z,   0.20,  -1.03,  99.90,  -1.03,  -0.20,
05/13 20Z,   0.30,   0.05,  99.90,   0.15,  -0.20,
05/13 21Z,   0.30,   1.53,  99.90,   1.62,  -0.20,
05/13 22Z,   0.30,   3.22,  99.90,   3.31,  -0.20,
05/13 23Z,   0.30,   4.99,  99.90,   5.09,  -0.20,
05/14 00Z,   0.20,   6.62,  99.90,   6.62,  -0.20,
05/14 01Z,   0.30,   7.83,  99.90,   7.93,  -0.20,
05/14 02Z,   0.30,   8.48,  99.90,   8.58,  -0.20,
05/14 03Z,   0.30,   8.56,  99.90,   8.66,  -0.20,  (max)
05/14 04Z,   0.30,   8.18,  99.90,   8.28,  -0.20,
05/14 05Z,   0.30,   7.59,  99.90,   7.69,  -0.20,
05/14 06Z,   0.30,   7.12,  99.90,   7.21,  -0.20,
05/14 07Z,   0.40,   6.97,  99.90,   7.17,  -0.20,  (min)
05/14 08Z,   0.30,   7.09,  99.90,   7.19,  -0.20,
05/14 09Z,   0.20,   7.30,  99.90,   7.30,  -0.20,
05/14 10Z,   0.20,   7.50,  99.90,   7.50,  -0.20,
05/14 11Z,   0.20,   7.63,  99.90,   7.62,  -0.20,  (max)
05/14 12Z,   0.30,   7.51,  99.90,   7.60,  -0.20,
05/14 13Z,   0.20,   6.86,  99.90,   6.86,  -0.20,
05/14 14Z,   0.20,   5.55,  99.90,   5.55,  -0.20,
05/14 15Z,   0.20,   3.71,  99.90,   3.70,  -0.20,
05/14 16Z,   0.20,   1.65,  99.90,   1.64,  -0.20,
05/14 17Z,   0.20,  -0.20,  99.90,  -0.20,  -0.20,
05/14 18Z,   0.20,  -1.36,  99.90,  -1.36,  -0.20,
05/14 19Z,   0.20,  -1.55,  99.90,  -1.55,  -0.20,  (min)
05/14 20Z,   0.20,  -0.81,  99.90,  -0.81,  -0.20,
05/14 21Z,   0.20,   0.51,  99.90,   0.51,  -0.20,
05/14 22Z,   0.20,   2.13,  99.90,   2.13,  -0.20,
05/14 23Z,   0.20,   3.90,  99.90,   3.90,  -0.20,
05/15 00Z,   0.20,   5.68,  99.90,   5.68,  -0.20,
05/15 01Z,   0.20,   7.21,  99.90,   7.21,  -0.20,
05/15 02Z,   0.30,   8.24,  99.90,   8.34,  -0.20,
05/15 03Z,   0.30,   8.68,  99.90,   8.78,  -0.20,  (max)
05/15 04Z,   0.30,   8.60,  99.90,   8.70,  -0.20,
05/15 05Z,   0.30,   8.16,  99.90,   8.26,  -0.20,
05/15 06Z,   0.30,   7.62,  99.90,   7.72,  -0.20,
05/15 07Z,   0.30,   7.25,  99.90,   7.35,  -0.20,
05/15 08Z,   0.20,   7.17,  99.90,   7.17,  -0.20,  (min)
05/15 09Z,   0.20,   7.28,  99.90,   7.28,  -0.20,
05/15 10Z,   0.20,   7.39,  99.90,   7.39,  -0.20,
05/15 11Z,   0.20,   7.46,  99.90,   7.46,  -0.20,  (max)
05/15 12Z,   0.20,   7.44,  99.90,   7.44,  -0.20,
05/15 13Z,   0.20,   7.12,  99.90,   7.11,  -0.20,
05/15 14Z,   0.20,   6.23,  99.90,   6.23,  -0.20,
05/15 15Z,   0.20,   4.70,  99.90,   4.70,  -0.20,
05/15 16Z,   0.20,   2.76,  99.90,   2.76,  -0.20,
05/15 17Z,   0.20,   0.78,  99.90,   0.78,  -0.20,
05/15 18Z,   0.20,  -0.81,  99.90,  -0.81,  -0.20,
05/15 19Z,   0.20,  -1.60,  99.90,  -1.60,  -0.20,  (min)
05/15 20Z,   0.20,  -1.42,  99.90,  -1.42,  -0.20,
05/15 21Z,   0.20,  -0.43,  99.90,  -0.43,  -0.20,
05/15 22Z,   0.20,   1.02,  99.90,   1.02,  -0.20,
05/15 23Z,   0.20,   2.69,  99.90,   2.69,  -0.20,
05/16 00Z,   0.20,   4.47,  99.90,   4.47,  -0.20,
05/16 01Z,   0.20,   6.20,  99.90,   6.20,  -0.20,
05/16 02Z,   0.20,   7.60,  99.90,   7.60,  -0.20,
05/16 03Z,   0.30,   8.44,  99.90,   8.54,  -0.20,
05/16 04Z,   0.30,   8.71,  99.90,   8.81,  -0.20,  (max)
05/16 05Z,   0.20,   8.52,  99.90,   8.52,  -0.20,
05/16 06Z,   0.20,   8.07,  99.90,   8.07,  -0.20,
05/16 07Z,   0.20,   7.60,  99.90,   7.59,  -0.20,
05/16 08Z,   0.30,   7.31,  99.90,   7.40,  -0.20,
05/16 09Z,   0.20,   7.25,  99.90,   7.25,  -0.20,  (min)
05/16 10Z,   0.20,   7.30,  99.90,   7.30,  -0.20,
05/16 11Z,   0.20,   7.32,  99.90,   7.31,  -0.20,
05/16 12Z,   0.30,   7.28,  99.90,   7.38,  -0.20,  (max)
05/16 13Z,   0.30,   7.14,  99.90,   7.24,  -0.20,
05/16 14Z,   0.20,   6.65,  99.90,   6.65,  -0.20,
05/16 15Z,   0.20,   5.59,  99.90,   5.59,  -0.20,
05/16 16Z,   0.30,   3.95,  99.90,   4.05,  -0.20,
05/16 17Z,   0.30,   2.03,  99.90,   2.13,  -0.20,
05/16 18Z,   0.30,   0.22,  99.90,   0.32,  -0.20,
05/16 19Z,  99.90,  -1.08,  99.90,  99.90,  -0.20,
05/16 20Z,  99.90,  -1.56,  99.90,  99.90,  -0.20,
05/16 21Z,  99.90,  -1.12,  99.90,  99.90,  -0.20,
05/16 22Z,  99.90,   0.00,  99.90,  99.90,  -0.20,
05/16 23Z,  99.90,   1.50,  99.90,  99.90,  -0.20,
05/17 00Z,  99.90,   3.16,  99.90,  99.90,  -0.20,