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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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
#Port Chicago, CA : 01/18/2026 16:20:57 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/17 00Z,   0.00,  -0.34,  -0.37,  99.90,  -0.03,
01/17 01Z,   0.00,  -1.25,  -1.24,  99.90,   0.01,
01/17 02Z,   0.00,  -2.06,  -1.97,  99.90,   0.09,
01/17 03Z,   0.00,  -2.63,  -2.45,  99.90,   0.18,
01/17 04Z,   0.00,  -2.75,  -2.60,  99.90,   0.15,  (min)
01/17 05Z,   0.00,  -2.33,  -2.15,  99.90,   0.18,
01/17 06Z,   0.00,  -1.48,  -1.11,  99.90,   0.37,
01/17 07Z,   0.00,  -0.45,   0.07,  99.90,   0.52,
01/17 08Z,   0.00,   0.55,   1.00,  99.90,   0.45,
01/17 09Z,   0.00,   1.30,   1.53,  99.90,   0.23,
01/17 10Z,   0.00,   1.61,   1.66,  99.90,   0.05,  (max)
01/17 11Z,   0.00,   1.44,   1.49,  99.90,   0.05,
01/17 12Z,   0.00,   0.97,   1.09,  99.90,   0.12,
01/17 13Z,   0.00,   0.48,   0.63,  99.90,   0.15,
01/17 14Z,   0.00,   0.13,   0.31,  99.90,   0.18,
01/17 15Z,   0.00,   0.05,   0.31,  99.90,   0.26,  (min)
01/17 16Z,   0.00,   0.35,   0.70,  99.90,   0.35,
01/17 17Z,   0.00,   1.03,   1.36,  99.90,   0.33,
01/17 18Z,   0.00,   1.87,   2.07,  99.90,   0.20,
01/17 19Z,   0.00,   2.53,   2.58,  99.90,   0.05,
01/17 20Z,   0.00,   2.81,   2.80,  99.90,  -0.01,  (max)
01/17 21Z,   0.00,   2.68,   2.64,  99.90,  -0.04,
01/17 22Z,   0.00,   2.15,   2.07,  99.90,  -0.08,
01/17 23Z,   0.00,   1.29,   1.12,  99.90,  -0.17,
01/18 00Z,   0.20,   0.24,   0.03,  99.90,  -0.41,
01/18 01Z,   0.20,  -0.77,  -0.94,  99.90,  -0.37,
01/18 02Z,   0.20,  -1.66,  -1.72,  99.90,  -0.26,
01/18 03Z,   0.20,  -2.37,  -2.32,  99.90,  -0.15,
01/18 04Z,   0.20,  -2.77,  -2.71,  99.90,  -0.14,  (min)
01/18 05Z,   0.20,  -2.66,  -2.65,  99.90,  -0.19,
01/18 06Z,   0.20,  -2.01,  -1.85,  99.90,  -0.04,
01/18 07Z,   0.20,  -1.03,  -0.65,  99.90,   0.18,
01/18 08Z,   0.20,   0.02,   0.46,  99.90,   0.24,
01/18 09Z,   0.20,   0.94,   1.22,  99.90,   0.08,
01/18 10Z,   0.20,   1.53,   1.58,  99.90,  -0.15,  (max)
01/18 11Z,   0.20,   1.65,   1.56,  99.90,  -0.29,
01/18 12Z,   0.20,   1.32,   1.21,  99.90,  -0.31,
01/18 13Z,   0.20,   0.76,   0.67,  99.90,  -0.29,
01/18 14Z,   0.20,   0.25,   0.13,  99.90,  -0.32,
01/18 15Z,   0.20,  -0.06,  -0.09,  99.90,  -0.23,  (min)
01/18 16Z,   0.20,  -0.06,   0.07,  99.90,  -0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
01/18 17Z,   0.20,   0.37,  99.90,   0.52,  -0.04,
01/18 18Z,   0.20,   1.17,  99.90,   1.35,  -0.02,
01/18 19Z,   0.20,   2.05,  99.90,   2.25,   0.00,
01/18 20Z,   0.20,   2.66,  99.90,   2.89,   0.03,
01/18 21Z,   0.20,   2.83,  99.90,   3.08,   0.05,  (max)
01/18 22Z,   0.20,   2.55,  99.90,   2.83,   0.08,
01/18 23Z,   0.20,   1.86,  99.90,   2.16,   0.10,
01/19 00Z,   0.20,   0.86,  99.90,   1.19,   0.13,
01/19 01Z,   0.20,  -0.25,  99.90,   0.10,   0.15,
01/19 02Z,   0.20,  -1.26,  99.90,  -0.89,   0.18,
01/19 03Z,   0.20,  -2.08,  99.90,  -1.68,   0.20,
01/19 04Z,   0.20,  -2.64,  99.90,  -2.22,   0.22,
01/19 05Z,   0.20,  -2.80,  99.90,  -2.38,   0.22,  (min)
01/19 06Z,   0.20,  -2.42,  99.90,  -2.00,   0.22,
01/19 07Z,   0.20,  -1.56,  99.90,  -1.14,   0.22,
01/19 08Z,   0.20,  -0.50,  99.90,  -0.07,   0.22,
01/19 09Z,   0.20,   0.51,  99.90,   0.93,   0.22,
01/19 10Z,   0.20,   1.27,  99.90,   1.70,   0.22,
01/19 11Z,   0.20,   1.65,  99.90,   2.08,   0.22,  (max)
01/19 12Z,   0.20,   1.56,  99.90,   1.98,   0.22,
01/19 13Z,   0.20,   1.07,  99.90,   1.49,   0.22,
01/19 14Z,   0.20,   0.45,  99.90,   0.87,   0.22,
01/19 15Z,   0.20,  -0.06,  99.90,   0.36,   0.22,
01/19 16Z,   0.20,  -0.32,  99.90,   0.11,   0.22,  (min)
01/19 17Z,   0.20,  -0.20,  99.90,   0.23,   0.22,
01/19 18Z,   0.20,   0.37,  99.90,   0.80,   0.22,
01/19 19Z,   0.20,   1.28,  99.90,   1.70,   0.22,
01/19 20Z,   0.20,   2.17,  99.90,   2.59,   0.22,
01/19 21Z,   0.20,   2.70,  99.90,   3.12,   0.22,
01/19 22Z,   0.20,   2.73,  99.90,   3.16,   0.22,  (max)
01/19 23Z,   0.20,   2.30,  99.90,   2.72,   0.22,
01/20 00Z,   0.20,   1.46,  99.90,   1.89,   0.22,
01/20 01Z,   0.20,   0.35,  99.90,   0.78,   0.22,
01/20 02Z,   0.20,  -0.79,  99.90,  -0.37,   0.22,
01/20 03Z,   0.20,  -1.76,  99.90,  -1.34,   0.22,
01/20 04Z,   0.20,  -2.45,  99.90,  -2.03,   0.22,
01/20 05Z,   0.20,  -2.81,  99.90,  -2.38,   0.22,  (min)
01/20 06Z,   0.20,  -2.69,  99.90,  -2.27,   0.22,
01/20 07Z,   0.20,  -2.03,  99.90,  -1.61,   0.22,
01/20 08Z,   0.20,  -1.00,  99.90,  -0.57,   0.22,
01/20 09Z,   0.20,   0.09,  99.90,   0.52,   0.22,
01/20 10Z,   0.20,   0.98,  99.90,   1.40,   0.22,
01/20 11Z,   0.20,   1.54,  99.90,   1.96,   0.22,
01/20 12Z,   0.20,   1.67,  99.90,   2.10,   0.22,  (max)
01/20 13Z,   0.20,   1.35,  99.90,   1.78,   0.22,
01/20 14Z,   0.20,   0.72,  99.90,   1.15,   0.22,
01/20 15Z,   0.20,   0.06,  99.90,   0.48,   0.22,
01/20 16Z,   0.20,  -0.42,  99.90,   0.00,   0.22,
01/20 17Z,   0.20,  -0.59,  99.90,  -0.16,   0.22,  (min)
01/20 18Z,   0.20,  -0.34,  99.90,   0.09,   0.22,
01/20 19Z,   0.20,   0.36,  99.90,   0.79,   0.22,
01/20 20Z,   0.20,   1.33,  99.90,   1.76,   0.22,
01/20 21Z,   0.20,   2.19,  99.90,   2.61,   0.22,
01/20 22Z,   0.20,   2.61,  99.90,   3.03,   0.22,  (max)
01/20 23Z,   0.20,   2.51,  99.90,   2.93,   0.22,
01/21 00Z,   0.20,   1.93,  99.90,   2.36,   0.22,
01/21 01Z,   0.20,   0.98,  99.90,   1.40,   0.22,
01/21 02Z,   0.20,  -0.19,  99.90,   0.23,   0.22,
01/21 03Z,   0.20,  -1.32,  99.90,  -0.90,   0.22,
01/21 04Z,   0.20,  -2.19,  99.90,  -1.76,   0.22,
01/21 05Z,   0.20,  -2.70,  99.90,  -2.28,   0.22,
01/21 06Z,   0.20,  -2.80,  99.90,  -2.37,   0.22,  (min)
01/21 07Z,   0.20,  -2.38,  99.90,  -1.96,   0.22,
01/21 08Z,   0.20,  -1.48,  99.90,  -1.05,   0.22,
01/21 09Z,   0.20,  -0.33,  99.90,   0.09,   0.22,
01/21 10Z,   0.20,   0.70,  99.90,   1.12,   0.22,
01/21 11Z,   0.20,   1.41,  99.90,   1.83,   0.22,
01/21 12Z,   0.20,   1.72,  99.90,   2.14,   0.22,  (max)
01/21 13Z,   0.20,   1.59,  99.90,   2.02,   0.22,
01/21 14Z,   0.20,   1.07,  99.90,   1.49,   0.22,
01/21 15Z,   0.20,   0.32,  99.90,   0.75,   0.22,
01/21 16Z,   0.20,  -0.35,  99.90,   0.07,   0.22,
01/21 17Z,   0.20,  -0.77,  99.90,  -0.35,   0.22,
01/21 18Z,   0.20,  -0.83,  99.90,  -0.41,   0.22,  (min)
01/21 19Z,   0.20,  -0.47,  99.90,  -0.04,   0.22,
01/21 20Z,   0.20,   0.33,  99.90,   0.75,   0.22,
01/21 21Z,   0.20,   1.31,  99.90,   1.73,   0.22,
01/21 22Z,   0.20,   2.08,  99.90,   2.51,   0.22,
01/21 23Z,   0.20,   2.38,  99.90,   2.80,   0.22,  (max)
01/22 00Z,   0.20,   2.15,  99.90,   2.58,   0.22,
01/22 01Z,   0.20,   1.49,  99.90,   1.91,   0.22,
01/22 02Z,   0.20,   0.47,  99.90,   0.90,   0.22,
01/22 03Z,   0.20,  -0.70,  99.90,  -0.27,   0.22,
01/22 04Z,   0.20,  -1.74,  99.90,  -1.32,   0.22,
01/22 05Z,   0.20,  -2.45,  99.90,  -2.02,   0.22,
01/22 06Z,   0.20,  -2.73,  99.90,  -2.31,   0.22,
01/22 07Z,  99.90,  -2.56,  99.90,  99.90,   0.22,
01/22 08Z,  99.90,  -1.87,  99.90,  99.90,   0.22,
01/22 09Z,  99.90,  -0.79,  99.90,  99.90,   0.22,
01/22 10Z,  99.90,   0.37,  99.90,  99.90,   0.22,
01/22 11Z,  99.90,   1.27,  99.90,  99.90,   0.22,
01/22 12Z,  99.90,   1.75,  99.90,  99.90,   0.22,