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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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
#Seattle, WA : 07/01/2025 05:22:20 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/29 12Z,   0.10,   7.30,   7.43,  99.90,   0.03,
06/29 13Z,   0.10,   8.26,   8.30,  99.90,  -0.06,
06/29 14Z,   0.00,   8.99,   9.09,  99.90,   0.10,
06/29 15Z,   0.00,   9.07,   9.28,  99.90,   0.21,  (max)
06/29 16Z,   0.00,   8.30,   8.56,  99.90,   0.26,
06/29 17Z,   0.00,   6.72,   7.03,  99.90,   0.31,
06/29 18Z,   0.10,   4.57,   4.78,  99.90,   0.11,
06/29 19Z,   0.10,   2.18,   2.24,  99.90,  -0.04,
06/29 20Z,   0.10,   0.12,   0.02,  99.90,  -0.20,
06/29 21Z,   0.10,  -1.02,  -1.20,  99.90,  -0.28,  (min)
06/29 22Z,   0.10,  -0.83,  -0.95,  99.90,  -0.22,
06/29 23Z,   0.10,   0.61,   0.51,  99.90,  -0.20,
06/30 00Z,   0.10,   2.93,   2.83,  99.90,  -0.20,
06/30 01Z,   0.10,   5.66,   5.79,  99.90,   0.03,
06/30 02Z,   0.10,   8.30,   8.53,  99.90,   0.13,
06/30 03Z,   0.10,  10.38,  10.55,  99.90,   0.07,
06/30 04Z,   0.10,  11.60,  11.74,  99.90,   0.04,
06/30 05Z,   0.10,  11.90,  11.94,  99.90,  -0.06,  (max)
06/30 06Z,   0.10,  11.36,  11.38,  99.90,  -0.08,
06/30 07Z,   0.10,  10.14,  10.29,  99.90,   0.05,
06/30 08Z,   0.10,   8.49,   8.76,  99.90,   0.17,
06/30 09Z,   0.10,   6.89,   7.08,  99.90,   0.09,
06/30 10Z,   0.10,   5.80,   5.93,  99.90,   0.03,
06/30 11Z,   0.10,   5.45,   5.57,  99.90,   0.02,  (min)
06/30 12Z,   0.10,   5.76,   5.90,  99.90,   0.04,
06/30 13Z,   0.10,   6.53,   6.61,  99.90,  -0.02,
06/30 14Z,   0.10,   7.47,   7.51,  99.90,  -0.06,
06/30 15Z,   0.10,   8.18,   8.32,  99.90,   0.04,
06/30 16Z,   0.10,   8.30,   8.53,  99.90,   0.13,  (max)
06/30 17Z,   0.10,   7.64,   7.90,  99.90,   0.16,
06/30 18Z,   0.20,   6.31,   6.58,  99.90,   0.07,
06/30 19Z,   0.20,   4.51,   4.76,  99.90,   0.05,
06/30 20Z,   0.20,   2.57,   2.71,  99.90,  -0.06,
06/30 21Z,   0.20,   1.01,   1.04,  99.90,  -0.17,
06/30 22Z,   0.20,   0.33,   0.35,  99.90,  -0.18,  (min)
06/30 23Z,   0.20,   0.80,   0.87,  99.90,  -0.13,
07/01 00Z,   0.20,   2.30,   2.34,  99.90,  -0.16,
07/01 01Z,   0.20,   4.47,   4.64,  99.90,  -0.03,
07/01 02Z,   0.20,   6.91,   7.32,  99.90,   0.21,
07/01 03Z,   0.30,   9.17,   9.67,  99.90,   0.20,
07/01 04Z,   0.30,  10.84,  11.35,  99.90,   0.21,
07/01 05Z,   0.30,  11.64,  11.99,  99.90,   0.05,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 06Z,   0.30,  11.56,  99.90,  11.90,   0.04,
07/01 07Z,   0.30,  10.71,  99.90,  11.03,   0.03,
07/01 08Z,   0.30,   9.25,  99.90,   9.56,   0.02,
07/01 09Z,   0.40,   7.49,  99.90,   7.89,   0.00,
07/01 10Z,   0.40,   5.89,  99.90,   6.28,  -0.01,
07/01 11Z,   0.40,   4.86,  99.90,   5.24,  -0.02,
07/01 12Z,   0.30,   4.55,  99.90,   4.82,  -0.03,  (min)
07/01 13Z,   0.30,   4.88,  99.90,   5.15,  -0.04,
07/01 14Z,   0.30,   5.67,  99.90,   5.92,  -0.05,
07/01 15Z,   0.30,   6.63,  99.90,   6.87,  -0.06,
07/01 16Z,   0.30,   7.40,  99.90,   7.63,  -0.07,
07/01 17Z,   0.30,   7.62,  99.90,   7.84,  -0.08,  (max)
07/01 18Z,   0.30,   7.18,  99.90,   7.40,  -0.08,
07/01 19Z,   0.30,   6.17,  99.90,   6.39,  -0.08,
07/01 20Z,   0.30,   4.81,  99.90,   5.03,  -0.08,
07/01 21Z,   0.30,   3.37,  99.90,   3.59,  -0.08,
07/01 22Z,   0.30,   2.29,  99.90,   2.51,  -0.08,
07/01 23Z,   0.30,   1.98,  99.90,   2.20,  -0.08,  (min)
07/02 00Z,   0.30,   2.61,  99.90,   2.83,  -0.08,
07/02 01Z,   0.40,   4.03,  99.90,   4.35,  -0.08,
07/02 02Z,   0.40,   5.94,  99.90,   6.26,  -0.08,
07/02 03Z,   0.40,   8.01,  99.90,   8.33,  -0.08,
07/02 04Z,   0.40,   9.86,  99.90,  10.18,  -0.08,
07/02 05Z,   0.50,  11.09,  99.90,  11.51,  -0.08,
07/02 06Z,   0.50,  11.47,  99.90,  11.89,  -0.08,  (max)
07/02 07Z,   0.50,  11.02,  99.90,  11.44,  -0.08,
07/02 08Z,   0.50,   9.88,  99.90,  10.30,  -0.08,
07/02 09Z,   0.50,   8.22,  99.90,   8.64,  -0.08,
07/02 10Z,   0.50,   6.38,  99.90,   6.80,  -0.08,
07/02 11Z,   0.50,   4.79,  99.90,   5.21,  -0.08,
07/02 12Z,   0.50,   3.82,  99.90,   4.24,  -0.08,
07/02 13Z,   0.50,   3.58,  99.90,   4.00,  -0.08,  (min)
07/02 14Z,   0.50,   3.96,  99.90,   4.38,  -0.08,
07/02 15Z,   0.50,   4.81,  99.90,   5.24,  -0.08,
07/02 16Z,   0.40,   5.87,  99.90,   6.19,  -0.08,
07/02 17Z,   0.40,   6.76,  99.90,   7.09,  -0.08,
07/02 18Z,   0.40,   7.18,  99.90,   7.50,  -0.08,  (max)
07/02 19Z,   0.40,   7.03,  99.90,   7.35,  -0.08,
07/02 20Z,   0.40,   6.42,  99.90,   6.74,  -0.08,
07/02 21Z,   0.40,   5.51,  99.90,   5.83,  -0.08,
07/02 22Z,   0.40,   4.54,  99.90,   4.86,  -0.08,
07/02 23Z,   0.50,   3.85,  99.90,   4.27,  -0.08,
07/03 00Z,   0.50,   3.77,  99.90,   4.19,  -0.08,  (min)
07/03 01Z,   0.50,   4.41,  99.90,   4.83,  -0.08,
07/03 02Z,   0.50,   5.62,  99.90,   6.04,  -0.08,
07/03 03Z,   0.50,   7.19,  99.90,   7.62,  -0.08,
07/03 04Z,   0.50,   8.86,  99.90,   9.29,  -0.08,
07/03 05Z,   0.60,  10.28,  99.90,  10.80,  -0.08,
07/03 06Z,   0.60,  11.08,  99.90,  11.60,  -0.08,  (max)
07/03 07Z,   0.60,  11.07,  99.90,  11.60,  -0.08,
07/03 08Z,   0.60,  10.30,  99.90,  10.82,  -0.08,
07/03 09Z,   0.60,   8.91,  99.90,   9.43,  -0.08,
07/03 10Z,   0.50,   7.09,  99.90,   7.51,  -0.08,
07/03 11Z,   0.50,   5.18,  99.90,   5.61,  -0.08,
07/03 12Z,   0.50,   3.63,  99.90,   4.05,  -0.08,
07/03 13Z,   0.50,   2.74,  99.90,   3.16,  -0.08,
07/03 14Z,   0.50,   2.59,  99.90,   3.01,  -0.08,  (min)
07/03 15Z,   0.50,   3.09,  99.90,   3.51,  -0.08,
07/03 16Z,   0.50,   4.10,  99.90,   4.52,  -0.08,
07/03 17Z,   0.50,   5.33,  99.90,   5.76,  -0.08,
07/03 18Z,   0.50,   6.43,  99.90,   6.85,  -0.08,
07/03 19Z,   0.50,   7.09,  99.90,   7.52,  -0.08,
07/03 20Z,   0.40,   7.28,  99.90,   7.60,  -0.08,  (max)
07/03 21Z,   0.40,   7.06,  99.90,   7.39,  -0.08,
07/03 22Z,   0.40,   6.56,  99.90,   6.88,  -0.08,
07/03 23Z,   0.40,   5.95,  99.90,   6.27,  -0.08,
07/04 00Z,   0.40,   5.49,  99.90,   5.82,  -0.08,
07/04 01Z,   0.40,   5.48,  99.90,   5.80,  -0.08,  (min)
07/04 02Z,   0.40,   5.98,  99.90,   6.30,  -0.08,
07/04 03Z,   0.50,   6.91,  99.90,   7.33,  -0.08,
07/04 04Z,   0.50,   8.12,  99.90,   8.54,  -0.08,
07/04 05Z,   0.50,   9.40,  99.90,   9.82,  -0.08,
07/04 06Z,   0.50,  10.42,  99.90,  10.85,  -0.08,
07/04 07Z,   0.50,  10.84,  99.90,  11.26,  -0.08,  (max)
07/04 08Z,   0.50,  10.50,  99.90,  10.92,  -0.08,
07/04 09Z,   0.50,   9.45,  99.90,   9.87,  -0.08,
07/04 10Z,   0.50,   7.84,  99.90,   8.26,  -0.08,
07/04 11Z,   0.50,   5.89,  99.90,   6.31,  -0.08,
07/04 12Z,   0.50,   3.95,  99.90,   4.37,  -0.08,
07/04 13Z,   0.50,   2.44,  99.90,   2.86,  -0.08,
07/04 14Z,   0.50,   1.67,  99.90,   2.09,  -0.08,  (min)
07/04 15Z,   0.50,   1.69,  99.90,   2.11,  -0.08,
07/04 16Z,   0.40,   2.40,  99.90,   2.73,  -0.08,
07/04 17Z,   0.40,   3.65,  99.90,   3.97,  -0.08,
07/04 18Z,   0.40,   5.14,  99.90,   5.46,  -0.08,
07/04 19Z,   0.40,   6.48,  99.90,   6.80,  -0.08,
07/04 20Z,   0.40,   7.41,  99.90,   7.73,  -0.08,
07/04 21Z,   0.40,   7.90,  99.90,   8.22,  -0.08,
07/04 22Z,   0.40,   8.01,  99.90,   8.33,  -0.08,  (max)
07/04 23Z,   0.40,   7.79,  99.90,   8.11,  -0.08,
07/05 00Z,   0.40,   7.36,  99.90,   7.68,  -0.08,