EXTRA-TROPICAL  STORM  SURGE
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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
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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
#Ketchikan, AK : 03/16/2026 11:22:41 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/14 12Z,   0.00,   6.44,   6.23,  99.90,  -0.21,
03/14 13Z,  -0.10,   6.60,   6.36,  99.90,  -0.14,  (min)
03/14 14Z,  -0.20,   7.52,   7.22,  99.90,  -0.10,
03/14 15Z,  -0.30,   9.01,   8.65,  99.90,  -0.06,
03/14 16Z,  -0.40,  10.67,  10.23,  99.90,  -0.04,
03/14 17Z,  -0.40,  12.05,  11.62,  99.90,  -0.03,
03/14 18Z,  -0.20,  12.74,  12.33,  99.90,  -0.21,  (max)
03/14 19Z,  -0.30,  12.47,  12.09,  99.90,  -0.08,
03/14 20Z,  -0.30,  11.20,  10.85,  99.90,  -0.05,
03/14 21Z,  -0.40,   9.13,   8.70,  99.90,  -0.03,
03/14 22Z,  -0.50,   6.64,   6.24,  99.90,   0.10,
03/14 23Z,  -0.50,   4.27,   3.83,  99.90,   0.06,
03/15 00Z,  -0.20,   2.52,   2.11,  99.90,  -0.21,
03/15 01Z,  -0.20,   1.80,   1.37,  99.90,  -0.23,  (min)
03/15 02Z,  -0.30,   2.27,   1.83,  99.90,  -0.14,
03/15 03Z,  -0.30,   3.81,   3.36,  99.90,  -0.15,
03/15 04Z,  -0.40,   6.06,   5.50,  99.90,  -0.16,
03/15 05Z,  -0.50,   8.52,   7.95,  99.90,  -0.07,
03/15 06Z,  -0.30,  10.61,  10.09,  99.90,  -0.22,
03/15 07Z,  -0.40,  11.87,  11.41,  99.90,  -0.06,
03/15 08Z,  -0.50,  12.03,  11.72,  99.90,   0.19,  (max)
03/15 09Z,  -0.50,  11.09,  10.85,  99.90,   0.26,
03/15 10Z,  -0.50,   9.37,   9.14,  99.90,   0.27,
03/15 11Z,  -0.50,   7.38,   7.19,  99.90,   0.31,
03/15 12Z,  -0.30,   5.75,   5.57,  99.90,   0.12,
03/15 13Z,  -0.30,   4.98,   4.73,  99.90,   0.05,  (min)
03/15 14Z,  -0.30,   5.34,   5.07,  99.90,   0.03,
03/15 15Z,  -0.30,   6.77,   6.53,  99.90,   0.06,
03/15 16Z,  -0.30,   8.92,   8.63,  99.90,   0.01,
03/15 17Z,  -0.20,  11.20,  11.06,  99.90,   0.06,
03/15 18Z,   0.00,  13.02,  12.96,  99.90,  -0.06,
03/15 19Z,   0.00,  13.83,  13.90,  99.90,   0.07,  (max)
03/15 20Z,   0.10,  13.34,  13.50,  99.90,   0.06,
03/15 21Z,   0.10,  11.56,  11.89,  99.90,   0.23,
03/15 22Z,   0.20,   8.80,   9.29,  99.90,   0.29,
03/15 23Z,   0.40,   5.67,   6.33,  99.90,   0.26,
03/16 00Z,   0.80,   2.88,   3.73,  99.90,   0.05,
03/16 01Z,   0.90,   1.09,   2.08,  99.90,   0.09,
03/16 02Z,   1.00,   0.71,   1.84,  99.90,   0.13,  (min)
03/16 03Z,   1.10,   1.84,   2.86,  99.90,  -0.08,
03/16 04Z,   1.10,   4.18,   4.96,  99.90,  -0.32,
03/16 05Z,   1.10,   7.18,   7.96,  99.90,  -0.32,
03/16 06Z,   1.10,  10.13,  10.92,  99.90,  -0.31,
03/16 07Z,   1.10,  12.36,  13.30,  99.90,  -0.16,
03/16 08Z,   1.10,  13.33,  14.44,  99.90,   0.01,  (max)
03/16 09Z,   1.10,  12.85,  14.06,  99.90,   0.11,
03/16 10Z,   1.10,  11.05,  12.29,  99.90,   0.14,
03/16 11Z,   1.10,   8.45,   9.69,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/16 12Z,   1.10,   5.82,  99.90,   7.05,   0.12,
03/16 13Z,   1.00,   3.93,  99.90,   5.04,   0.11,
03/16 14Z,   0.90,   3.36,  99.90,   4.36,   0.10,  (min)
03/16 15Z,   0.80,   4.29,  99.90,   5.18,   0.09,
03/16 16Z,   0.70,   6.51,  99.90,   7.28,   0.07,
03/16 17Z,   0.60,   9.42,  99.90,  10.08,   0.06,
03/16 18Z,   0.50,  12.26,  99.90,  12.80,   0.05,
03/16 19Z,   0.50,  14.27,  99.90,  14.81,   0.04,
03/16 20Z,   0.40,  14.89,  99.90,  15.32,   0.02,  (max)
03/16 21Z,   0.50,  13.86,  99.90,  14.37,   0.01,
03/16 22Z,   0.60,  11.32,  99.90,  11.92,  -0.00,
03/16 23Z,   0.70,   7.81,  99.90,   8.50,  -0.01,
03/17 00Z,   0.80,   4.16,  99.90,   4.94,  -0.01,
03/17 01Z,   0.90,   1.25,  99.90,   2.13,  -0.01,
03/17 02Z,   1.00,  -0.20,  99.90,   0.79,  -0.01,  (min)
03/17 03Z,   1.00,   0.17,  99.90,   1.15,  -0.01,
03/17 04Z,   1.00,   2.22,  99.90,   3.21,  -0.01,
03/17 05Z,   0.90,   5.45,  99.90,   6.34,  -0.01,
03/17 06Z,   0.90,   9.07,  99.90,   9.96,  -0.01,
03/17 07Z,   0.90,  12.24,  99.90,  13.13,  -0.01,
03/17 08Z,   0.80,  14.21,  99.90,  14.99,  -0.01,
03/17 09Z,   0.70,  14.50,  99.90,  15.19,  -0.01,  (max)
03/17 10Z,   0.70,  13.05,  99.90,  13.73,  -0.01,
03/17 11Z,   0.70,  10.22,  99.90,  10.91,  -0.01,
03/17 12Z,   0.70,   6.80,  99.90,   7.49,  -0.01,
03/17 13Z,   0.60,   3.75,  99.90,   4.34,  -0.01,
03/17 14Z,   0.60,   1.97,  99.90,   2.55,  -0.01,
03/17 15Z,   0.60,   1.96,  99.90,   2.54,  -0.01,  (min)
03/17 16Z,   0.60,   3.74,  99.90,   4.33,  -0.01,
03/17 17Z,   0.60,   6.83,  99.90,   7.42,  -0.01,
03/17 18Z,   0.60,  10.42,  99.90,  11.00,  -0.01,
03/17 19Z,   0.60,  13.58,  99.90,  14.17,  -0.01,
03/17 20Z,   0.60,  15.49,  99.90,  16.08,  -0.01,
03/17 21Z,   0.60,  15.61,  99.90,  16.20,  -0.01,  (max)
03/17 22Z,   0.60,  13.81,  99.90,  14.40,  -0.01,
03/17 23Z,   0.60,  10.45,  99.90,  11.03,  -0.01,
03/18 00Z,   0.60,   6.30,  99.90,   6.89,  -0.01,
03/18 01Z,   0.60,   2.43,  99.90,   3.01,  -0.01,
03/18 02Z,   0.50,  -0.19,  99.90,   0.29,  -0.01,
03/18 03Z,   0.50,  -0.89,  99.90,  -0.40,  -0.01,  (min)
03/18 04Z,   0.40,   0.48,  99.90,   0.87,  -0.01,
03/18 05Z,   0.30,   3.54,  99.90,   3.83,  -0.01,
03/18 06Z,   0.30,   7.52,  99.90,   7.80,  -0.01,
03/18 07Z,   0.20,  11.46,  99.90,  11.64,  -0.01,
03/18 08Z,   0.10,  14.44,  99.90,  14.52,  -0.01,
03/18 09Z,   0.10,  15.75,  99.90,  15.84,  -0.01,  (max)
03/18 10Z,   0.20,  15.05,  99.90,  15.23,  -0.01,
03/18 11Z,   0.30,  12.46,  99.90,  12.75,  -0.01,
03/18 12Z,   0.40,   8.65,  99.90,   9.04,  -0.01,
03/18 13Z,   0.40,   4.64,  99.90,   5.02,  -0.01,
03/18 14Z,   0.50,   1.54,  99.90,   2.03,  -0.01,
03/18 15Z,   0.50,   0.23,  99.90,   0.72,  -0.01,  (min)
03/18 16Z,   0.50,   1.07,  99.90,   1.55,  -0.01,
03/18 17Z,   0.40,   3.79,  99.90,   4.18,  -0.01,
03/18 18Z,   0.30,   7.66,  99.90,   7.95,  -0.01,
03/18 19Z,   0.20,  11.69,  99.90,  11.88,  -0.01,
03/18 20Z,   0.20,  14.86,  99.90,  15.04,  -0.01,
03/18 21Z,   0.20,  16.36,  99.90,  16.54,  -0.01,  (max)
03/18 22Z,   0.20,  15.76,  99.90,  15.94,  -0.01,
03/18 23Z,   0.30,  13.12,  99.90,  13.41,  -0.01,
03/19 00Z,   0.30,   9.06,  99.90,   9.34,  -0.01,
03/19 01Z,   0.30,   4.59,  99.90,   4.88,  -0.01,
03/19 02Z,   0.30,   0.90,  99.90,   1.19,  -0.01,
03/19 03Z,   0.30,  -1.02,  99.90,  -0.73,  -0.01,  (min)
03/19 04Z,   0.30,  -0.70,  99.90,  -0.41,  -0.01,
03/19 05Z,   0.20,   1.74,  99.90,   1.93,  -0.01,
03/19 06Z,   0.20,   5.65,  99.90,   5.83,  -0.01,
03/19 07Z,   0.10,  10.04,  99.90,  10.13,  -0.01,
03/19 08Z,   0.10,  13.90,  99.90,  13.98,  -0.01,
03/19 09Z,   0.10,  16.30,  99.90,  16.38,  -0.01,
03/19 10Z,   0.10,  16.64,  99.90,  16.73,  -0.01,  (max)
03/19 11Z,   0.20,  14.79,  99.90,  14.97,  -0.01,
03/19 12Z,   0.30,  11.12,  99.90,  11.41,  -0.01,
03/19 13Z,   0.30,   6.57,  99.90,   6.86,  -0.01,
03/19 14Z,   0.30,   2.35,  99.90,   2.63,  -0.01,
03/19 15Z,   0.30,  -0.40,  99.90,  -0.11,  -0.01,
03/19 16Z,   0.30,  -0.94,  99.90,  -0.65,  -0.01,  (min)
03/19 17Z,   0.20,   0.84,  99.90,   1.02,  -0.01,
03/19 18Z,   0.10,   4.39,  99.90,   4.48,  -0.01,
03/19 19Z,   0.10,   8.79,  99.90,   8.88,  -0.01,
03/19 20Z,   0.10,  12.92,  99.90,  13.01,  -0.01,
03/19 21Z,   0.10,  15.78,  99.90,  15.86,  -0.01,
03/19 22Z,   0.20,  16.64,  99.90,  16.82,  -0.01,  (max)
03/19 23Z,   0.30,  15.25,  99.90,  15.53,  -0.01,
03/20 00Z,   0.40,  11.90,  99.90,  12.28,  -0.01,