EXTRA-TROPICAL  STORM  SURGE
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Manual
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hat-on
mhhw-on
msl-on
mllw-on
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Northeast
Mid-Atlantic
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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
#Port Townsend, WA : 01/17/2026 10:21:45 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/15 18Z,  -0.30,   7.92,   7.59,  99.90,  -0.03,  (min)
01/15 19Z,  -0.40,   8.05,   7.62,  99.90,  -0.03,  (max)
01/15 20Z,  -0.40,   8.12,   7.49,  99.90,  -0.23,
01/15 21Z,  -0.40,   7.89,   7.28,  99.90,  -0.21,
01/15 22Z,  -0.40,   7.22,   6.61,  99.90,  -0.21,
01/15 23Z,  -0.40,   6.07,   5.54,  99.90,  -0.13,
01/16 00Z,  -0.30,   4.49,   3.98,  99.90,  -0.21,
01/16 01Z,  -0.30,   2.66,   2.14,  99.90,  -0.22,
01/16 02Z,  -0.20,   0.92,   0.39,  99.90,  -0.33,
01/16 03Z,  -0.30,  -0.28,  -0.85,  99.90,  -0.27,
01/16 04Z,  -0.30,  -0.68,  -1.35,  99.90,  -0.37,  (min)
01/16 05Z,  -0.30,  -0.37,  -1.06,  99.90,  -0.39,
01/16 06Z,  -0.40,   0.47,  -0.13,  99.90,  -0.20,
01/16 07Z,  -0.40,   1.72,   1.10,  99.90,  -0.22,
01/16 08Z,  -0.40,   3.29,   2.63,  99.90,  -0.26,
01/16 09Z,  -0.30,   5.01,   4.54,  99.90,  -0.17,
01/16 10Z,  -0.30,   6.64,   6.20,  99.90,  -0.14,
01/16 11Z,  -0.40,   7.99,   7.46,  99.90,  -0.13,
01/16 12Z,  -0.50,   8.86,   8.31,  99.90,  -0.05,
01/16 13Z,  -0.50,   9.13,   8.69,  99.90,   0.06,  (max)
01/16 14Z,  -0.40,   8.85,   8.54,  99.90,   0.09,
01/16 15Z,  -0.50,   8.34,   8.20,  99.90,   0.36,
01/16 16Z,  -0.50,   7.94,   7.70,  99.90,   0.26,
01/16 17Z,  -0.50,   7.78,   7.46,  99.90,   0.18,  (min)
01/16 18Z,  -0.40,   7.78,   7.53,  99.90,   0.15,
01/16 19Z,  -0.40,   7.87,   7.58,  99.90,   0.11,
01/16 20Z,  -0.40,   8.02,   7.60,  99.90,  -0.02,  (max)
01/16 21Z,  -0.40,   8.05,   7.53,  99.90,  -0.12,
01/16 22Z,  -0.40,   7.74,   7.15,  99.90,  -0.19,
01/16 23Z,  -0.40,   6.92,   6.49,  99.90,  -0.03,
01/17 00Z,  -0.20,   5.56,   5.10,  99.90,  -0.26,
01/17 01Z,  -0.20,   3.78,   3.42,  99.90,  -0.16,
01/17 02Z,  -0.20,   1.83,   1.44,  99.90,  -0.19,
01/17 03Z,  -0.20,   0.14,  -0.29,  99.90,  -0.23,
01/17 04Z,  -0.20,  -0.84,  -1.26,  99.90,  -0.22,
01/17 05Z,  -0.10,  -0.96,  -1.43,  99.90,  -0.37,  (min)
01/17 06Z,  -0.10,  -0.36,  -0.81,  99.90,  -0.35,
01/17 07Z,  -0.20,   0.73,   0.41,  99.90,  -0.12,
01/17 08Z,  -0.20,   2.22,   1.84,  99.90,  -0.18,
01/17 09Z,  -0.10,   3.99,   3.50,  99.90,  -0.39,
01/17 10Z,  -0.10,   5.81,   5.59,  99.90,  -0.12,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 11Z,  -0.10,   7.41,  99.90,   7.20,  -0.11,
01/17 12Z,  -0.10,   8.57,  99.90,   8.37,  -0.10,
01/17 13Z,  -0.10,   9.15,  99.90,   8.96,  -0.10,
01/17 14Z,   0.00,   9.10,  99.90,   9.01,  -0.09,  (max)
01/17 15Z,   0.00,   8.60,  99.90,   8.52,  -0.08,
01/17 16Z,  -0.10,   8.02,  99.90,   7.85,  -0.07,
01/17 17Z,  -0.10,   7.68,  99.90,   7.51,  -0.07,  (min)
01/17 18Z,   0.00,   7.60,  99.90,   7.54,  -0.06,
01/17 19Z,   0.00,   7.68,  99.90,   7.63,  -0.05,
01/17 20Z,   0.00,   7.83,  99.90,   7.79,  -0.04,
01/17 21Z,  -0.10,   8.01,  99.90,   7.87,  -0.04,
01/17 22Z,   0.00,   8.01,  99.90,   7.98,  -0.03,  (max)
01/17 23Z,   0.00,   7.58,  99.90,   7.55,  -0.03,
01/18 00Z,   0.00,   6.55,  99.90,   6.52,  -0.03,
01/18 01Z,   0.00,   4.96,  99.90,   4.93,  -0.03,
01/18 02Z,   0.00,   2.99,  99.90,   2.96,  -0.03,
01/18 03Z,   0.10,   0.99,  99.90,   1.06,  -0.03,
01/18 04Z,   0.00,  -0.55,  99.90,  -0.58,  -0.03,
01/18 05Z,   0.00,  -1.25,  99.90,  -1.27,  -0.03,  (min)
01/18 06Z,   0.00,  -1.03,  99.90,  -1.06,  -0.03,
01/18 07Z,   0.10,  -0.14,  99.90,  -0.07,  -0.03,
01/18 08Z,   0.00,   1.22,  99.90,   1.19,  -0.03,
01/18 09Z,   0.00,   2.92,  99.90,   2.89,  -0.03,
01/18 10Z,   0.00,   4.83,  99.90,   4.81,  -0.03,
01/18 11Z,   0.10,   6.67,  99.90,   6.74,  -0.03,
01/18 12Z,   0.00,   8.12,  99.90,   8.09,  -0.03,
01/18 13Z,   0.00,   8.98,  99.90,   8.95,  -0.03,
01/18 14Z,   0.00,   9.19,  99.90,   9.16,  -0.03,  (max)
01/18 15Z,   0.00,   8.81,  99.90,   8.78,  -0.03,
01/18 16Z,   0.00,   8.14,  99.90,   8.12,  -0.03,
01/18 17Z,   0.00,   7.58,  99.90,   7.55,  -0.03,
01/18 18Z,   0.00,   7.35,  99.90,   7.32,  -0.03,  (min)
01/18 19Z,   0.00,   7.39,  99.90,   7.37,  -0.03,
01/18 20Z,   0.00,   7.56,  99.90,   7.53,  -0.03,
01/18 21Z,   0.00,   7.78,  99.90,   7.75,  -0.03,
01/18 22Z,   0.00,   7.98,  99.90,   7.95,  -0.03,  (max)
01/18 23Z,   0.00,   7.92,  99.90,   7.89,  -0.03,
01/19 00Z,   0.00,   7.32,  99.90,   7.29,  -0.03,
01/19 01Z,   0.00,   6.07,  99.90,   6.04,  -0.03,
01/19 02Z,   0.10,   4.26,  99.90,   4.33,  -0.03,
01/19 03Z,   0.10,   2.17,  99.90,   2.24,  -0.03,
01/19 04Z,   0.00,   0.23,  99.90,   0.20,  -0.03,
01/19 05Z,   0.00,  -1.06,  99.90,  -1.09,  -0.03,
01/19 06Z,   0.10,  -1.39,  99.90,  -1.32,  -0.03,  (min)
01/19 07Z,   0.10,  -0.83,  99.90,  -0.76,  -0.03,
01/19 08Z,   0.00,   0.35,  99.90,   0.33,  -0.03,
01/19 09Z,   0.00,   1.94,  99.90,   1.91,  -0.03,
01/19 10Z,   0.00,   3.82,  99.90,   3.79,  -0.03,
01/19 11Z,   0.10,   5.80,  99.90,   5.87,  -0.03,
01/19 12Z,   0.00,   7.53,  99.90,   7.50,  -0.03,
01/19 13Z,   0.00,   8.70,  99.90,   8.68,  -0.03,
01/19 14Z,   0.00,   9.17,  99.90,   9.15,  -0.03,  (max)
01/19 15Z,   0.10,   8.98,  99.90,   9.05,  -0.03,
01/19 16Z,   0.00,   8.32,  99.90,   8.29,  -0.03,
01/19 17Z,   0.00,   7.55,  99.90,   7.52,  -0.03,
01/19 18Z,   0.00,   7.06,  99.90,   7.03,  -0.03,  (min)
01/19 19Z,   0.10,   6.97,  99.90,   7.04,  -0.03,
01/19 20Z,   0.00,   7.13,  99.90,   7.10,  -0.03,
01/19 21Z,   0.00,   7.38,  99.90,   7.35,  -0.03,
01/19 22Z,   0.00,   7.65,  99.90,   7.63,  -0.03,
01/19 23Z,   0.00,   7.85,  99.90,   7.82,  -0.03,  (max)
01/20 00Z,   0.00,   7.70,  99.90,   7.67,  -0.03,
01/20 01Z,   0.00,   6.92,  99.90,   6.90,  -0.03,
01/20 02Z,   0.10,   5.47,  99.90,   5.54,  -0.03,
01/20 03Z,   0.10,   3.51,  99.90,   3.59,  -0.03,
01/20 04Z,   0.00,   1.43,  99.90,   1.40,  -0.03,
01/20 05Z,   0.00,  -0.31,  99.90,  -0.33,  -0.03,
01/20 06Z,   0.10,  -1.24,  99.90,  -1.17,  -0.03,  (min)
01/20 07Z,   0.10,  -1.18,  99.90,  -1.11,  -0.03,
01/20 08Z,   0.00,  -0.28,  99.90,  -0.31,  -0.03,
01/20 09Z,   0.00,   1.15,  99.90,   1.12,  -0.03,
01/20 10Z,   0.10,   2.91,  99.90,   2.99,  -0.03,
01/20 11Z,   0.20,   4.89,  99.90,   5.06,  -0.03,
01/20 12Z,   0.10,   6.82,  99.90,   6.89,  -0.03,
01/20 13Z,   0.10,   8.32,  99.90,   8.39,  -0.03,
01/20 14Z,   0.10,   9.10,  99.90,   9.17,  -0.03,
01/20 15Z,   0.20,   9.12,  99.90,   9.29,  -0.03,  (max)
01/20 16Z,   0.10,   8.53,  99.90,   8.60,  -0.03,
01/20 17Z,   0.10,   7.63,  99.90,   7.71,  -0.03,
01/20 18Z,   0.20,   6.84,  99.90,   7.01,  -0.03,
01/20 19Z,   0.20,   6.45,  99.90,   6.62,  -0.03,
01/20 20Z,   0.10,   6.49,  99.90,   6.56,  -0.03,  (min)
01/20 21Z,   0.10,   6.76,  99.90,   6.83,  -0.03,
01/20 22Z,   0.10,   7.08,  99.90,   7.15,  -0.03,
01/20 23Z,   0.20,   7.40,  99.90,   7.57,  -0.03,
01/21 00Z,   0.10,   7.58,  99.90,   7.65,  -0.03,
01/21 01Z,  99.90,   7.33,  99.90,  99.90,  -0.03,
01/21 02Z,  99.90,   6.41,  99.90,  99.90,  -0.03,
01/21 03Z,  99.90,   4.83,  99.90,  99.90,  -0.03,
01/21 04Z,  99.90,   2.88,  99.90,  99.90,  -0.03,
01/21 05Z,  99.90,   0.95,  99.90,  99.90,  -0.03,
01/21 06Z,  99.90,  -0.46,  99.90,  99.90,  -0.03,