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
#Friday Harbor, WA : 02/12/2026 12:21:43 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 12Z,   0.10,   6.88,   6.96,  99.90,  -0.02,
02/10 13Z,   0.10,   6.94,   7.05,  99.90,   0.01,
02/10 14Z,   0.20,   7.07,   7.22,  99.90,  -0.05,
02/10 15Z,   0.10,   7.25,   7.40,  99.90,   0.05,
02/10 16Z,   0.10,   7.42,   7.55,  99.90,   0.03,
02/10 17Z,   0.10,   7.49,   7.59,  99.90,  -0.00,  (max)
02/10 18Z,   0.20,   7.36,   7.36,  99.90,  -0.20,
02/10 19Z,   0.20,   6.94,   6.86,  99.90,  -0.28,
02/10 20Z,   0.20,   6.18,   6.08,  99.90,  -0.30,
02/10 21Z,   0.20,   5.10,   5.02,  99.90,  -0.28,
02/10 22Z,   0.20,   3.83,   3.84,  99.90,  -0.19,
02/10 23Z,   0.20,   2.55,   2.63,  99.90,  -0.12,
02/11 00Z,   0.20,   1.48,   1.67,  99.90,  -0.01,
02/11 01Z,   0.20,   0.80,   1.03,  99.90,   0.03,
02/11 02Z,   0.30,   0.59,   0.80,  99.90,  -0.09,  (min)
02/11 03Z,   0.20,   0.85,   1.15,  99.90,   0.10,
02/11 04Z,   0.20,   1.50,   1.85,  99.90,   0.15,
02/11 05Z,   0.20,   2.41,   2.78,  99.90,   0.17,
02/11 06Z,   0.20,   3.48,   3.86,  99.90,   0.18,
02/11 07Z,   0.20,   4.58,   4.94,  99.90,   0.16,
02/11 08Z,   0.10,   5.62,   5.89,  99.90,   0.17,
02/11 09Z,   0.20,   6.46,   6.68,  99.90,   0.02,
02/11 10Z,   0.20,   7.05,   7.18,  99.90,  -0.07,
02/11 11Z,   0.10,   7.35,   7.47,  99.90,   0.02,  (max)
02/11 12Z,   0.10,   7.43,   7.43,  99.90,  -0.10,
02/11 13Z,   0.10,   7.39,   7.31,  99.90,  -0.18,
02/11 14Z,   0.10,   7.33,   7.26,  99.90,  -0.17,
02/11 15Z,   0.10,   7.31,   7.23,  99.90,  -0.18,
02/11 16Z,   0.00,   7.33,   7.20,  99.90,  -0.13,
02/11 17Z,   0.10,   7.35,   7.13,  99.90,  -0.32,
02/11 18Z,   0.10,   7.27,   6.89,  99.90,  -0.48,
02/11 19Z,   0.00,   7.03,   6.58,  99.90,  -0.45,
02/11 20Z,   0.00,   6.53,   6.07,  99.90,  -0.46,
02/11 21Z,   0.00,   5.74,   5.30,  99.90,  -0.44,
02/11 22Z,   0.10,   4.65,   4.23,  99.90,  -0.52,
02/11 23Z,   0.00,   3.37,   3.06,  99.90,  -0.31,
02/12 00Z,   0.00,   2.09,   1.90,  99.90,  -0.19,
02/12 01Z,   0.00,   1.03,   0.92,  99.90,  -0.11,
02/12 02Z,   0.10,   0.38,   0.35,  99.90,  -0.13,
02/12 03Z,   0.00,   0.22,   0.22,  99.90,  -0.00,  (min)
02/12 04Z,   0.00,   0.56,   0.60,  99.90,   0.04,
02/12 05Z,   0.00,   1.30,   1.37,  99.90,   0.07,
02/12 06Z,   0.10,   2.32,   2.45,  99.90,   0.03,
02/12 07Z,   0.00,   3.51,   3.66,  99.90,   0.15,
02/12 08Z,   0.00,   4.75,   4.90,  99.90,   0.15,
02/12 09Z,   0.00,   5.91,   5.97,  99.90,   0.06,
02/12 10Z,   0.00,   6.85,   6.87,  99.90,   0.02,
02/12 11Z,   0.00,   7.47,   7.46,  99.90,  -0.01,
02/12 12Z,   0.00,   7.74,   7.61,  99.90,  -0.13,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/12 13Z,   0.00,   7.73,  99.90,   7.59,  -0.13,
02/12 14Z,   0.00,   7.57,  99.90,   7.43,  -0.14,
02/12 15Z,   0.00,   7.41,  99.90,   7.26,  -0.14,
02/12 16Z,   0.00,   7.30,  99.90,   7.15,  -0.15,
02/12 17Z,   0.00,   7.24,  99.90,   7.09,  -0.16,
02/12 18Z,   0.00,   7.19,  99.90,   7.03,  -0.16,
02/12 19Z,   0.00,   7.07,  99.90,   6.90,  -0.17,
02/12 20Z,   0.00,   6.79,  99.90,   6.62,  -0.17,
02/12 21Z,   0.00,   6.27,  99.90,   6.09,  -0.18,
02/12 22Z,   0.00,   5.45,  99.90,   5.27,  -0.18,
02/12 23Z,   0.00,   4.32,  99.90,   4.13,  -0.19,
02/13 00Z,   0.00,   2.99,  99.90,   2.80,  -0.19,
02/13 01Z,   0.00,   1.66,  99.90,   1.47,  -0.19,
02/13 02Z,   0.00,   0.58,  99.90,   0.39,  -0.19,
02/13 03Z,   0.10,  -0.03,  99.90,  -0.13,  -0.19,
02/13 04Z,   0.00,  -0.10,  99.90,  -0.29,  -0.19,  (min)
02/13 05Z,   0.00,   0.35,  99.90,   0.16,  -0.19,
02/13 06Z,   0.00,   1.22,  99.90,   1.03,  -0.19,
02/13 07Z,   0.10,   2.37,  99.90,   2.28,  -0.19,
02/13 08Z,   0.10,   3.70,  99.90,   3.61,  -0.19,
02/13 09Z,   0.00,   5.06,  99.90,   4.87,  -0.19,
02/13 10Z,   0.00,   6.29,  99.90,   6.10,  -0.19,
02/13 11Z,   0.10,   7.23,  99.90,   7.14,  -0.19,
02/13 12Z,   0.20,   7.77,  99.90,   7.77,  -0.19,
02/13 13Z,   0.10,   7.90,  99.90,   7.80,  -0.19,  (max)
02/13 14Z,   0.10,   7.74,  99.90,   7.65,  -0.19,
02/13 15Z,   0.10,   7.47,  99.90,   7.38,  -0.19,
02/13 16Z,   0.20,   7.24,  99.90,   7.25,  -0.19,
02/13 17Z,   0.20,   7.11,  99.90,   7.12,  -0.19,
02/13 18Z,   0.20,   7.06,  99.90,   7.07,  -0.19,
02/13 19Z,   0.20,   7.03,  99.90,   7.04,  -0.19,
02/13 20Z,   0.20,   6.92,  99.90,   6.93,  -0.19,
02/13 21Z,   0.20,   6.65,  99.90,   6.66,  -0.19,
02/13 22Z,   0.20,   6.11,  99.90,   6.12,  -0.19,
02/13 23Z,   0.20,   5.23,  99.90,   5.24,  -0.19,
02/14 00Z,   0.20,   4.01,  99.90,   4.02,  -0.19,
02/14 01Z,   0.20,   2.58,  99.90,   2.59,  -0.19,
02/14 02Z,   0.30,   1.19,  99.90,   1.29,  -0.19,
02/14 03Z,   0.30,   0.12,  99.90,   0.23,  -0.19,
02/14 04Z,   0.30,  -0.41,  99.90,  -0.31,  -0.19,  (min)
02/14 05Z,   0.30,  -0.33,  99.90,  -0.23,  -0.19,
02/14 06Z,   0.30,   0.29,  99.90,   0.40,  -0.19,
02/14 07Z,   0.30,   1.34,  99.90,   1.45,  -0.19,
02/14 08Z,   0.30,   2.66,  99.90,   2.77,  -0.19,
02/14 09Z,   0.20,   4.11,  99.90,   4.12,  -0.19,
02/14 10Z,   0.20,   5.54,  99.90,   5.55,  -0.19,
02/14 11Z,   0.30,   6.75,  99.90,   6.86,  -0.19,
02/14 12Z,   0.30,   7.57,  99.90,   7.68,  -0.19,
02/14 13Z,   0.20,   7.90,  99.90,   7.91,  -0.19,  (max)
02/14 14Z,   0.20,   7.82,  99.90,   7.83,  -0.19,
02/14 15Z,   0.30,   7.50,  99.90,   7.60,  -0.19,
02/14 16Z,   0.30,   7.15,  99.90,   7.25,  -0.19,
02/14 17Z,   0.20,   6.91,  99.90,   6.92,  -0.19,
02/14 18Z,   0.20,   6.83,  99.90,   6.84,  -0.19,  (min)
02/14 19Z,   0.20,   6.85,  99.90,   6.86,  -0.19,
02/14 20Z,   0.20,   6.88,  99.90,   6.89,  -0.19,  (max)
02/14 21Z,   0.20,   6.82,  99.90,   6.83,  -0.19,
02/14 22Z,   0.10,   6.55,  99.90,   6.46,  -0.19,
02/14 23Z,   0.10,   5.96,  99.90,   5.87,  -0.19,
02/15 00Z,   0.10,   4.98,  99.90,   4.89,  -0.19,
02/15 01Z,   0.10,   3.63,  99.90,   3.54,  -0.19,
02/15 02Z,   0.10,   2.09,  99.90,   2.00,  -0.19,
02/15 03Z,   0.00,   0.67,  99.90,   0.47,  -0.19,
02/15 04Z,   0.00,  -0.33,  99.90,  -0.52,  -0.19,
02/15 05Z,   0.00,  -0.68,  99.90,  -0.88,  -0.19,  (min)
02/15 06Z,   0.00,  -0.38,  99.90,  -0.57,  -0.19,
02/15 07Z,   0.00,   0.49,  99.90,   0.30,  -0.19,
02/15 08Z,   0.00,   1.75,  99.90,   1.56,  -0.19,
02/15 09Z,   0.00,   3.23,  99.90,   3.04,  -0.19,
02/15 10Z,   0.00,   4.78,  99.90,   4.59,  -0.19,
02/15 11Z,   0.00,   6.18,  99.90,   5.99,  -0.19,
02/15 12Z,   0.00,   7.25,  99.90,   7.05,  -0.19,
02/15 13Z,   0.00,   7.81,  99.90,   7.62,  -0.19,
02/15 14Z,   0.00,   7.85,  99.90,   7.66,  -0.19,  (max)
02/15 15Z,   0.00,   7.51,  99.90,   7.32,  -0.19,
02/15 16Z,   0.00,   7.03,  99.90,   6.84,  -0.19,
02/15 17Z,   0.00,   6.64,  99.90,   6.45,  -0.19,
02/15 18Z,   0.00,   6.46,  99.90,   6.27,  -0.19,  (min)
02/15 19Z,   0.00,   6.49,  99.90,   6.29,  -0.19,
02/15 20Z,   0.00,   6.62,  99.90,   6.42,  -0.19,
02/15 21Z,   0.00,   6.73,  99.90,   6.54,  -0.19,  (max)
02/15 22Z,   0.00,   6.72,  99.90,   6.52,  -0.19,
02/15 23Z,   0.00,   6.43,  99.90,   6.24,  -0.19,
02/16 00Z,   0.00,   5.76,  99.90,   5.57,  -0.19,