EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
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
#Yorktown USCG, VA : 10/06/2026 12:22:23 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/04 12Z,   0.70,   1.03,   2.02,  99.90,   0.29,
10/04 13Z,   0.70,   0.68,   1.71,  99.90,   0.33,
10/04 14Z,   0.70,   0.48,   1.56,  99.90,   0.38,  (min)
10/04 15Z,   0.70,   0.53,   1.67,  99.90,   0.44,
10/04 16Z,   0.70,   0.83,   2.00,  99.90,   0.47,
10/04 17Z,   0.70,   1.33,   2.55,  99.90,   0.52,
10/04 18Z,   0.80,   1.91,   3.20,  99.90,   0.49,
10/04 19Z,   0.80,   2.41,   3.61,  99.90,   0.40,  0.20 ft above HAT
10/04 20Z,   0.80,   2.68,   3.87,  99.90,   0.39,  0.46 ft above HAT  (max)
10/04 21Z,   0.80,   2.68,   3.83,  99.90,   0.35,  0.42 ft above HAT
10/04 22Z,   0.80,   2.46,   3.62,  99.90,   0.36,  0.21 ft above HAT
10/04 23Z,   0.80,   2.10,   3.31,  99.90,   0.41,
10/05 00Z,   0.90,   1.65,   2.92,  99.90,   0.37,
10/05 01Z,   0.90,   1.17,   2.46,  99.90,   0.39,
10/05 02Z,   0.90,   0.76,   2.12,  99.90,   0.46,
10/05 03Z,   0.90,   0.53,   1.97,  99.90,   0.54,  (min)
10/05 04Z,   0.90,   0.54,   2.05,  99.90,   0.61,
10/05 05Z,   0.90,   0.81,   2.32,  99.90,   0.61,
10/05 06Z,   0.90,   1.26,   2.74,  99.90,   0.58,
10/05 07Z,   0.90,   1.77,   3.20,  99.90,   0.53,
10/05 08Z,   0.90,   2.17,   3.57,  99.90,   0.50,  0.16 ft above HAT
10/05 09Z,   0.90,   2.33,   3.75,  99.90,   0.52,  0.34 ft above HAT  (max)
10/05 10Z,   0.90,   2.25,   3.65,  99.90,   0.50,  0.24 ft above HAT
10/05 11Z,   1.00,   1.98,   3.30,  99.90,   0.32,
10/05 12Z,   0.90,   1.58,   2.81,  99.90,   0.33,
10/05 13Z,   0.90,   1.12,   2.33,  99.90,   0.31,
10/05 14Z,   0.90,   0.70,   1.95,  99.90,   0.35,
10/05 15Z,   0.90,   0.46,   1.76,  99.90,   0.40,  (min)
10/05 16Z,   0.90,   0.47,   1.80,  99.90,   0.43,
10/05 17Z,   0.90,   0.74,   2.02,  99.90,   0.38,
10/05 18Z,   0.80,   1.22,   2.38,  99.90,   0.36,
10/05 19Z,   0.80,   1.81,   2.91,  99.90,   0.30,
10/05 20Z,   0.80,   2.33,   3.39,  99.90,   0.26,
10/05 21Z,   0.80,   2.64,   3.75,  99.90,   0.31,  0.34 ft above HAT
10/05 22Z,   0.80,   2.68,   3.83,  99.90,   0.35,  0.42 ft above HAT  (max)
10/05 23Z,   0.90,   2.50,   3.62,  99.90,   0.22,  0.21 ft above HAT
10/06 00Z,   0.80,   2.13,   3.18,  99.90,   0.25,
10/06 01Z,   0.80,   1.64,   2.65,  99.90,   0.21,
10/06 02Z,   0.80,   1.12,   2.11,  99.90,   0.19,
10/06 03Z,   0.80,   0.68,   1.61,  99.90,   0.13,
10/06 04Z,   0.80,   0.44,   1.45,  99.90,   0.21,  (min)
10/06 05Z,   0.80,   0.47,   1.50,  99.90,   0.23,
10/06 06Z,   0.80,   0.76,   1.85,  99.90,   0.29,
10/06 07Z,   0.80,   1.25,   2.28,  99.90,   0.23,
10/06 08Z,   0.90,   1.81,   2.81,  99.90,   0.10,
10/06 09Z,   0.90,   2.26,   3.14,  99.90,  -0.02,
10/06 10Z,   0.90,   2.48,   3.32,  99.90,  -0.06,  (max)
10/06 11Z,   0.90,   2.42,   3.19,  99.90,  -0.13,
10/06 12Z,   0.90,   2.14,   2.86,  99.90,  -0.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/06 13Z,   0.80,   1.69,  99.90,   2.34,  -0.15,
10/06 14Z,   0.90,   1.16,  99.90,   1.94,  -0.12,
10/06 15Z,   0.90,   0.68,  99.90,   1.50,  -0.09,
10/06 16Z,   0.90,   0.40,  99.90,   1.25,  -0.06,
10/06 17Z,   0.80,   0.39,  99.90,   1.16,  -0.03,  (min)
10/06 18Z,   0.70,   0.65,  99.90,   1.35,   0.00,
10/06 19Z,   0.70,   1.13,  99.90,   1.87,   0.04,
10/06 20Z,   0.70,   1.74,  99.90,   2.51,   0.07,
10/06 21Z,   0.70,   2.30,  99.90,   3.10,   0.10,
10/06 22Z,   0.70,   2.65,  99.90,   3.48,   0.13,  0.07 ft above HAT
10/06 23Z,   0.70,   2.71,  99.90,   3.57,   0.16,  0.16 ft above HAT  (max)
10/07 00Z,   0.70,   2.52,  99.90,   3.41,   0.19,
10/07 01Z,   0.70,   2.11,  99.90,   3.00,   0.19,
10/07 02Z,   0.60,   1.56,  99.90,   2.35,   0.19,
10/07 03Z,   0.60,   0.99,  99.90,   1.78,   0.19,
10/07 04Z,   0.60,   0.55,  99.90,   1.34,   0.19,
10/07 05Z,   0.60,   0.33,  99.90,   1.12,   0.19,  (min)
10/07 06Z,   0.60,   0.39,  99.90,   1.18,   0.19,
10/07 07Z,   0.60,   0.74,  99.90,   1.53,   0.19,
10/07 08Z,   0.60,   1.30,  99.90,   2.09,   0.19,
10/07 09Z,   0.60,   1.93,  99.90,   2.72,   0.19,
10/07 10Z,   0.60,   2.44,  99.90,   3.23,   0.19,
10/07 11Z,   0.50,   2.67,  99.90,   3.36,   0.19,  (max)
10/07 12Z,   0.50,   2.60,  99.90,   3.29,   0.19,
10/07 13Z,   0.50,   2.27,  99.90,   2.96,   0.19,
10/07 14Z,   0.50,   1.74,  99.90,   2.43,   0.19,
10/07 15Z,   0.50,   1.14,  99.90,   1.83,   0.19,
10/07 16Z,   0.50,   0.63,  99.90,   1.32,   0.19,
10/07 17Z,   0.50,   0.32,  99.90,   1.01,   0.19,
10/07 18Z,   0.50,   0.30,  99.90,   0.99,   0.19,  (min)
10/07 19Z,   0.50,   0.57,  99.90,   1.26,   0.19,
10/07 20Z,   0.50,   1.09,  99.90,   1.78,   0.19,
10/07 21Z,   0.50,   1.74,  99.90,   2.43,   0.19,
10/07 22Z,   0.50,   2.33,  99.90,   3.02,   0.19,
10/07 23Z,   0.50,   2.69,  99.90,   3.38,   0.19,
10/08 00Z,   0.50,   2.73,  99.90,   3.42,   0.19,  0.01 ft above HAT  (max)
10/08 01Z,   0.50,   2.48,  99.90,   3.17,   0.19,
10/08 02Z,   0.40,   2.01,  99.90,   2.60,   0.19,
10/08 03Z,   0.40,   1.41,  99.90,   2.00,   0.19,
10/08 04Z,   0.30,   0.82,  99.90,   1.31,   0.19,
10/08 05Z,   0.30,   0.39,  99.90,   0.88,   0.19,
10/08 06Z,   0.30,   0.22,  99.90,   0.71,   0.19,  (min)
10/08 07Z,   0.30,   0.35,  99.90,   0.84,   0.19,
10/08 08Z,   0.30,   0.78,  99.90,   1.27,   0.19,
10/08 09Z,   0.30,   1.43,  99.90,   1.92,   0.19,
10/08 10Z,   0.30,   2.13,  99.90,   2.62,   0.19,
10/08 11Z,   0.20,   2.66,  99.90,   3.05,   0.19,
10/08 12Z,   0.20,   2.87,  99.90,   3.26,   0.19,  (max)
10/08 13Z,   0.20,   2.73,  99.90,   3.12,   0.19,
10/08 14Z,   0.20,   2.31,  99.90,   2.70,   0.19,
10/08 15Z,   0.20,   1.71,  99.90,   2.10,   0.19,
10/08 16Z,   0.20,   1.07,  99.90,   1.46,   0.19,
10/08 17Z,   0.20,   0.54,  99.90,   0.93,   0.19,
10/08 18Z,   0.20,   0.24,  99.90,   0.63,   0.19,  (min)
10/08 19Z,   0.20,   0.24,  99.90,   0.63,   0.19,
10/08 20Z,   0.20,   0.55,  99.90,   0.94,   0.19,
10/08 21Z,   0.20,   1.12,  99.90,   1.51,   0.19,
10/08 22Z,   0.20,   1.81,  99.90,   2.20,   0.19,
10/08 23Z,   0.20,   2.41,  99.90,   2.80,   0.19,
10/09 00Z,   0.20,   2.73,  99.90,   3.12,   0.19,  (max)
10/09 01Z,   0.10,   2.70,  99.90,   2.99,   0.19,
10/09 02Z,   0.10,   2.37,  99.90,   2.66,   0.19,
10/09 03Z,   0.10,   1.83,  99.90,   2.12,   0.19,
10/09 04Z,   0.20,   1.20,  99.90,   1.59,   0.19,
10/09 05Z,   0.20,   0.63,  99.90,   1.02,   0.19,
10/09 06Z,   0.20,   0.25,  99.90,   0.64,   0.19,
10/09 07Z,   0.20,   0.16,  99.90,   0.55,   0.19,  (min)
10/09 08Z,   0.30,   0.39,  99.90,   0.88,   0.19,
10/09 09Z,   0.30,   0.92,  99.90,   1.41,   0.19,
10/09 10Z,   0.30,   1.64,  99.90,   2.13,   0.19,
10/09 11Z,   0.30,   2.37,  99.90,   2.86,   0.19,
10/09 12Z,   0.40,   2.86,  99.90,   3.45,   0.19,  0.04 ft above HAT
10/09 13Z,   0.40,   3.00,  99.90,   3.59,   0.19,  0.18 ft above HAT  (max)
10/09 14Z,   0.40,   2.77,  99.90,   3.36,   0.19,
10/09 15Z,   0.40,   2.27,  99.90,   2.86,   0.19,
10/09 16Z,   0.40,   1.61,  99.90,   2.20,   0.19,
10/09 17Z,   0.40,   0.95,  99.90,   1.54,   0.19,
10/09 18Z,   0.40,   0.43,  99.90,   1.02,   0.19,
10/09 19Z,   0.30,   0.17,  99.90,   0.66,   0.19,  (min)
10/09 20Z,   0.30,   0.23,  99.90,   0.72,   0.19,
10/09 21Z,   0.30,   0.61,  99.90,   1.10,   0.19,
10/09 22Z,   0.30,   1.23,  99.90,   1.72,   0.19,
10/09 23Z,   0.40,   1.94,  99.90,   2.53,   0.19,
10/10 00Z,   0.40,   2.49,  99.90,   3.08,   0.19,