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
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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
#Elfin Cove, AK : 04/16/2026 14:22:53 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/14 18Z,  -0.10,  -2.24,  -3.55,  99.90,  -1.21,
04/14 19Z,  -0.10,  -1.18,  -2.41,  99.90,  -1.13,
04/14 20Z,  -0.10,  -1.17,  -2.40,  99.90,  -1.13,  (max)
04/14 21Z,  -0.10,  -2.26,  -3.45,  99.90,  -1.09,
04/14 22Z,  -0.10,  -4.17,  -5.37,  99.90,  -1.10,
04/14 23Z,  -0.10,  -6.40,  -7.61,  99.90,  -1.11,
04/15 00Z,  -0.10,  -8.43,  -9.62,  99.90,  -1.09,
04/15 01Z,  -0.10,  -9.73, -11.01,  99.90,  -1.18,
04/15 02Z,  -0.10,  -9.97, -11.31,  99.90,  -1.24,  (min)
04/15 03Z,  -0.10,  -9.06, -10.52,  99.90,  -1.36,
04/15 04Z,  -0.10,  -7.20,  -8.65,  99.90,  -1.35,
04/15 05Z,  -0.20,  -4.84,  -6.36,  99.90,  -1.32,
04/15 06Z,  -0.10,  -2.55,  -4.04,  99.90,  -1.39,
04/15 07Z,  -0.10,  -0.88,  -2.31,  99.90,  -1.33,
04/15 08Z,  -0.10,  -0.28,  -1.64,  99.90,  -1.26,  (max)
04/15 09Z,  -0.20,  -0.95,  -2.19,  99.90,  -1.04,
04/15 10Z,  -0.20,  -2.71,  -3.86,  99.90,  -0.95,
04/15 11Z,  -0.20,  -5.11,  -6.26,  99.90,  -0.95,
04/15 12Z,  -0.20,  -7.55,  -8.63,  99.90,  -0.88,
04/15 13Z,  -0.20,  -9.42, -10.56,  99.90,  -0.94,
04/15 14Z,  -0.20, -10.27, -11.48,  99.90,  -1.01,  (min)
04/15 15Z,  -0.20,  -9.87, -11.18,  99.90,  -1.11,
04/15 16Z,  -0.20,  -8.34,  -9.75,  99.90,  -1.21,
04/15 17Z,  -0.20,  -6.05,  -7.58,  99.90,  -1.33,
04/15 18Z,  -0.20,  -3.61,  -5.21,  99.90,  -1.40,
04/15 19Z,  -0.20,  -1.61,  -3.29,  99.90,  -1.48,
04/15 20Z,  -0.20,  -0.58,  -2.16,  99.90,  -1.38,  (max)
04/15 21Z,  -0.20,  -0.83,  -2.48,  99.90,  -1.45,
04/15 22Z,  -0.20,  -2.29,  -3.90,  99.90,  -1.41,
04/15 23Z,  -0.20,  -4.55,  -6.25,  99.90,  -1.50,
04/16 00Z,  -0.20,  -6.97,  -8.54,  99.90,  -1.37,
04/16 01Z,  -0.20,  -8.95, -10.54,  99.90,  -1.39,
04/16 02Z,  -0.30,  -9.97, -11.63,  99.90,  -1.36,  (min)
04/16 03Z,  -0.30,  -9.74, -11.43,  99.90,  -1.39,
04/16 04Z,  -0.30,  -8.29,  -9.94,  99.90,  -1.35,
04/16 05Z,  -0.30,  -5.95,  -7.61,  99.90,  -1.36,
04/16 06Z,  -0.30,  -3.29,  -4.91,  99.90,  -1.32,
04/16 07Z,  -0.30,  -0.98,  -2.57,  99.90,  -1.29,
04/16 08Z,  -0.30,   0.41,  -1.07,  99.90,  -1.18,
04/16 09Z,  -0.30,   0.44,  -0.94,  99.90,  -1.08,  (max)
04/16 10Z,  -0.40,  -0.98,  -2.38,  99.90,  -1.00,
04/16 11Z,  -0.40,  -3.49,  -4.90,  99.90,  -1.01,
04/16 12Z,  -0.40,  -6.46,  -7.81,  99.90,  -0.95,
04/16 13Z,  -0.40,  -9.18, -10.47,  99.90,  -0.89,
04/16 14Z,  -0.40, -11.01, -12.32,  99.90,  -0.91,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/16 15Z,  -0.40, -11.53,  99.90, -12.86,  -0.92,  (min)
04/16 16Z,  -0.40, -10.64,  99.90, -11.97,  -0.93,
04/16 17Z,  -0.40,  -8.54,  99.90,  -9.89,  -0.94,
04/16 18Z,  -0.30,  -5.79,  99.90,  -7.05,  -0.95,
04/16 19Z,  -0.30,  -3.07,  99.90,  -4.33,  -0.96,
04/16 20Z,  -0.30,  -1.03,  99.90,  -2.30,  -0.97,
04/16 21Z,  -0.30,  -0.18,  99.90,  -1.47,  -0.98,  (max)
04/16 22Z,  -0.40,  -0.78,  99.90,  -2.17,  -1.00,
04/16 23Z,  -0.30,  -2.61,  99.90,  -3.92,  -1.01,
04/17 00Z,  -0.30,  -5.10,  99.90,  -6.42,  -1.02,
04/17 01Z,  -0.30,  -7.53,  99.90,  -8.86,  -1.03,
04/17 02Z,  -0.40,  -9.28,  99.90, -10.72,  -1.04,
04/17 03Z,  -0.40,  -9.87,  99.90, -11.31,  -1.04,  (min)
04/17 04Z,  -0.40,  -9.11,  99.90, -10.55,  -1.04,
04/17 05Z,  -0.40,  -7.15,  99.90,  -8.59,  -1.04,
04/17 06Z,  -0.40,  -4.45,  99.90,  -5.89,  -1.04,
04/17 07Z,  -0.40,  -1.69,  99.90,  -3.13,  -1.04,
04/17 08Z,  -0.50,   0.44,  99.90,  -1.10,  -1.04,
04/17 09Z,  -0.40,   1.34,  99.90,  -0.09,  -1.04,  (max)
04/17 10Z,  -0.40,   0.68,  99.90,  -0.76,  -1.04,
04/17 11Z,  -0.40,  -1.50,  99.90,  -2.94,  -1.04,
04/17 12Z,  -0.40,  -4.63,  99.90,  -6.07,  -1.04,
04/17 13Z,  -0.50,  -7.96,  99.90,  -9.50,  -1.04,
04/17 14Z,  -0.50, -10.72,  99.90, -12.26,  -1.04,
04/17 15Z,  -0.60, -12.32,  99.90, -13.96,  -1.04,
04/17 16Z,  -0.60, -12.41,  99.90, -14.05,  -1.04,  (min)
04/17 17Z,  -0.60, -11.00,  99.90, -12.63,  -1.04,
04/17 18Z,  -0.60,  -8.44,  99.90, -10.08,  -1.04,
04/17 19Z,  -0.50,  -5.38,  99.90,  -6.92,  -1.04,
04/17 20Z,  -0.50,  -2.56,  99.90,  -4.10,  -1.04,
04/17 21Z,  -0.40,  -0.64,  99.90,  -2.08,  -1.04,
04/17 22Z,  -0.40,  -0.10,  99.90,  -1.54,  -1.04,  (max)
04/17 23Z,  -0.40,  -1.06,  99.90,  -2.50,  -1.04,
04/18 00Z,  -0.30,  -3.16,  99.90,  -4.49,  -1.04,
04/18 01Z,  -0.30,  -5.69,  99.90,  -7.03,  -1.04,
04/18 02Z,  -0.40,  -7.94,  99.90,  -9.38,  -1.04,
04/18 03Z,  -0.40,  -9.31,  99.90, -10.75,  -1.04,
04/18 04Z,  -0.40,  -9.41,  99.90, -10.84,  -1.04,  (min)
04/18 05Z,  -0.40,  -8.15,  99.90,  -9.59,  -1.04,
04/18 06Z,  -0.40,  -5.82,  99.90,  -7.26,  -1.04,
04/18 07Z,  -0.40,  -2.96,  99.90,  -4.40,  -1.04,
04/18 08Z,  -0.40,  -0.30,  99.90,  -1.74,  -1.04,
04/18 09Z,  -0.30,   1.46,  99.90,   0.12,  -1.04,
04/18 10Z,  -0.30,   1.77,  99.90,   0.43,  -1.04,  (max)
04/18 11Z,  -0.30,   0.41,  99.90,  -0.93,  -1.04,
04/18 12Z,  -0.30,  -2.37,  99.90,  -3.71,  -1.04,
04/18 13Z,  -0.30,  -5.89,  99.90,  -7.23,  -1.04,
04/18 14Z,  -0.30,  -9.31,  99.90, -10.65,  -1.04,
04/18 15Z,  -0.40, -11.91,  99.90, -13.35,  -1.04,
04/18 16Z,  -0.40, -13.15,  99.90, -14.59,  -1.04,  (min)
04/18 17Z,  -0.40, -12.79,  99.90, -14.23,  -1.04,
04/18 18Z,  -0.40, -10.96,  99.90, -12.39,  -1.04,
04/18 19Z,  -0.40,  -8.11,  99.90,  -9.55,  -1.04,
04/18 20Z,  -0.30,  -4.95,  99.90,  -6.28,  -1.04,
04/18 21Z,  -0.30,  -2.22,  99.90,  -3.56,  -1.04,
04/18 22Z,  -0.20,  -0.57,  99.90,  -1.81,  -1.04,
04/18 23Z,  -0.10,  -0.38,  99.90,  -1.51,  -1.04,  (max)
04/19 00Z,  -0.10,  -1.61,  99.90,  -2.75,  -1.04,
04/19 01Z,  -0.10,  -3.78,  99.90,  -4.92,  -1.04,
04/19 02Z,  -0.20,  -6.17,  99.90,  -7.41,  -1.04,
04/19 03Z,  -0.20,  -8.09,  99.90,  -9.33,  -1.04,
04/19 04Z,  -0.20,  -9.02,  99.90, -10.26,  -1.04,  (min)
04/19 05Z,  -0.20,  -8.66,  99.90,  -9.90,  -1.04,
04/19 06Z,  -0.20,  -7.04,  99.90,  -8.28,  -1.04,
04/19 07Z,  -0.20,  -4.52,  99.90,  -5.76,  -1.04,
04/19 08Z,  -0.20,  -1.71,  99.90,  -2.94,  -1.04,
04/19 09Z,  -0.20,   0.67,  99.90,  -0.57,  -1.04,
04/19 10Z,  -0.20,   1.94,  99.90,   0.71,  -1.04,  (max)
04/19 11Z,  -0.10,   1.66,  99.90,   0.53,  -1.04,
04/19 12Z,  -0.10,  -0.24,  99.90,  -1.38,  -1.04,
04/19 13Z,  -0.10,  -3.38,  99.90,  -4.52,  -1.04,
04/19 14Z,  -0.10,  -6.99,  99.90,  -8.13,  -1.04,
04/19 15Z,  -0.10, -10.28,  99.90, -11.42,  -1.04,
04/19 16Z,   0.00, -12.57,  99.90, -13.61,  -1.04,
04/19 17Z,  -0.10, -13.42,  99.90, -14.56,  -1.04,  (min)
04/19 18Z,  -0.10, -12.70,  99.90, -13.83,  -1.04,
04/19 19Z,   0.00, -10.61,  99.90, -11.65,  -1.04,
04/19 20Z,  -0.10,  -7.68,  99.90,  -8.82,  -1.04,
04/19 21Z,  -0.10,  -4.62,  99.90,  -5.76,  -1.04,
04/19 22Z,  -0.10,  -2.16,  99.90,  -3.29,  -1.04,
04/19 23Z,  -0.10,  -0.84,  99.90,  -1.98,  -1.04,  (max)
04/20 00Z,  -0.10,  -0.93,  99.90,  -2.07,  -1.04,
04/20 01Z,   0.00,  -2.28,  99.90,  -3.32,  -1.04,
04/20 02Z,   0.00,  -4.34,  99.90,  -5.38,  -1.04,
04/20 03Z,   0.00,  -6.44,  99.90,  -7.48,  -1.04,
04/20 04Z,   0.00,  -7.96,  99.90,  -9.00,  -1.04,
04/20 05Z,  -0.10,  -8.47,  99.90,  -9.61,  -1.04,  (min)
04/20 06Z,   0.00,  -7.78,  99.90,  -8.81,  -1.04,