EXTRA-TROPICAL  STORM  SURGE
N A T I O N A L    O C E A N I C    A N D    A T M O S P H E R I C    A D M I N I S T R A T I O N

  • This website is considered EXPERIMENTAL, is supported on an 8x5 basis, and has no guarantee of availability.
  • The data located HERE are considered OPERATIONAL and are supported on a 24x7 basis.
About
Manual
Disclaimer
Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
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 : 10/05/2026 20:22:46 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/04 00Z,  -0.20,   8.31,   7.15,  99.90,  -0.96,
10/04 01Z,  -0.20,   9.43,   8.31,  99.90,  -0.92,
10/04 02Z,  -0.20,  10.07,   9.04,  99.90,  -0.83,
10/04 03Z,   0.00,  10.01,   9.09,  99.90,  -0.92,  (max)
10/04 04Z,   0.10,   9.15,   8.33,  99.90,  -0.92,
10/04 05Z,   0.20,   7.57,   6.83,  99.90,  -0.94,
10/04 06Z,   0.10,   5.59,   5.05,  99.90,  -0.64,
10/04 07Z,   0.10,   3.61,   3.09,  99.90,  -0.62,
10/04 08Z,   0.20,   1.96,   1.51,  99.90,  -0.65,
10/04 09Z,   0.30,   0.94,   0.60,  99.90,  -0.64,
10/04 10Z,   0.30,   0.70,   0.33,  99.90,  -0.67,  (min)
10/04 11Z,   0.40,   1.24,   0.89,  99.90,  -0.75,
10/04 12Z,   0.20,   2.41,   2.08,  99.90,  -0.53,
10/04 13Z,   0.20,   3.94,   3.55,  99.90,  -0.59,
10/04 14Z,   0.20,   5.50,   5.05,  99.90,  -0.65,
10/04 15Z,   0.20,   6.80,   6.42,  99.90,  -0.58,
10/04 16Z,   0.30,   7.59,   7.16,  99.90,  -0.73,
10/04 17Z,   0.30,   7.76,   7.31,  99.90,  -0.75,  (max)
10/04 18Z,   0.20,   7.37,   6.96,  99.90,  -0.61,
10/04 19Z,   0.20,   6.67,   6.20,  99.90,  -0.67,
10/04 20Z,   0.20,   5.90,   5.44,  99.90,  -0.66,
10/04 21Z,   0.30,   5.31,   4.76,  99.90,  -0.85,
10/04 22Z,   0.30,   5.10,   4.53,  99.90,  -0.87,  (min)
10/04 23Z,   0.30,   5.40,   4.87,  99.90,  -0.83,
10/05 00Z,   0.20,   6.18,   5.61,  99.90,  -0.77,
10/05 01Z,   0.20,   7.29,   6.77,  99.90,  -0.72,
10/05 02Z,   0.30,   8.44,   8.00,  99.90,  -0.74,
10/05 03Z,   0.40,   9.32,   8.96,  99.90,  -0.76,
10/05 04Z,   0.40,   9.66,   9.31,  99.90,  -0.75,  (max)
10/05 05Z,   0.50,   9.23,   8.97,  99.90,  -0.76,
10/05 06Z,   0.40,   8.03,   7.83,  99.90,  -0.60,
10/05 07Z,   0.40,   6.29,   6.11,  99.90,  -0.58,
10/05 08Z,   0.40,   4.36,   4.18,  99.90,  -0.58,
10/05 09Z,   0.50,   2.58,   2.29,  99.90,  -0.79,
10/05 10Z,   0.50,   1.28,   1.05,  99.90,  -0.73,
10/05 11Z,   0.50,   0.70,   0.40,  99.90,  -0.80,  (min)
10/05 12Z,   0.40,   0.98,   0.67,  99.90,  -0.71,
10/05 13Z,   0.30,   2.02,   1.67,  99.90,  -0.65,
10/05 14Z,   0.30,   3.60,   3.21,  99.90,  -0.69,
10/05 15Z,   0.30,   5.37,   4.95,  99.90,  -0.72,
10/05 16Z,   0.30,   7.00,   6.50,  99.90,  -0.80,
10/05 17Z,   0.30,   8.12,   7.61,  99.90,  -0.81,
10/05 18Z,   0.30,   8.52,   7.94,  99.90,  -0.88,  (max)
10/05 19Z,   0.40,   8.19,   7.62,  99.90,  -0.97,
10/05 20Z,   0.30,   7.33,   6.65,  99.90,  -0.98,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/05 21Z,   0.30,   6.22,  99.90,   5.56,  -0.96,
10/05 22Z,   0.30,   5.17,  99.90,   4.52,  -0.95,
10/05 23Z,   0.30,   4.49,  99.90,   3.86,  -0.93,
10/06 00Z,   0.30,   4.41,  99.90,   3.80,  -0.92,  (min)
10/06 01Z,   0.30,   5.02,  99.90,   4.42,  -0.90,
10/06 02Z,   0.20,   6.18,  99.90,   5.49,  -0.88,
10/06 03Z,   0.20,   7.58,  99.90,   6.91,  -0.87,
10/06 04Z,   0.20,   8.86,  99.90,   8.21,  -0.85,
10/06 05Z,   0.20,   9.65,  99.90,   9.02,  -0.83,  (max)
10/06 06Z,   0.20,   9.60,  99.90,   8.98,  -0.82,
10/06 07Z,   0.20,   8.63,  99.90,   8.03,  -0.80,
10/06 08Z,   0.10,   6.95,  99.90,   6.27,  -0.78,
10/06 09Z,   0.20,   4.89,  99.90,   4.31,  -0.78,
10/06 10Z,   0.20,   2.86,  99.90,   2.27,  -0.78,
10/06 11Z,   0.30,   1.27,  99.90,   0.79,  -0.78,
10/06 12Z,   0.20,   0.49,  99.90,  -0.09,  -0.78,  (min)
10/06 13Z,   0.30,   0.71,  99.90,   0.22,  -0.78,
10/06 14Z,   0.20,   1.86,  99.90,   1.28,  -0.78,
10/06 15Z,   0.10,   3.69,  99.90,   3.01,  -0.78,
10/06 16Z,   0.00,   5.80,  99.90,   5.02,  -0.78,
10/06 17Z,   0.00,   7.75,  99.90,   6.97,  -0.78,
10/06 18Z,   0.00,   9.07,  99.90,   8.29,  -0.78,
10/06 19Z,   0.00,   9.46,  99.90,   8.67,  -0.78,  (max)
10/06 20Z,   0.00,   8.91,  99.90,   8.13,  -0.78,
10/06 21Z,   0.00,   7.66,  99.90,   6.87,  -0.78,
10/06 22Z,   0.00,   6.03,  99.90,   5.25,  -0.78,
10/06 23Z,   0.00,   4.46,  99.90,   3.68,  -0.78,
10/07 00Z,   0.00,   3.40,  99.90,   2.61,  -0.78,
10/07 01Z,  -0.10,   3.15,  99.90,   2.27,  -0.78,  (min)
10/07 02Z,  -0.10,   3.82,  99.90,   2.94,  -0.78,
10/07 03Z,  -0.20,   5.24,  99.90,   4.25,  -0.78,
10/07 04Z,  -0.20,   7.04,  99.90,   6.05,  -0.78,
10/07 05Z,  -0.20,   8.77,  99.90,   7.79,  -0.78,
10/07 06Z,  -0.40,   9.93,  99.90,   8.74,  -0.78,
10/07 07Z,  -0.20,  10.08,  99.90,   9.10,  -0.78,  (max)
10/07 08Z,  -0.40,   9.15,  99.90,   7.96,  -0.78,
10/07 09Z,  -0.40,   7.34,  99.90,   6.16,  -0.78,
10/07 10Z,  -0.40,   5.04,  99.90,   3.86,  -0.78,
10/07 11Z,  -0.40,   2.76,  99.90,   1.57,  -0.78,
10/07 12Z,  -0.40,   1.02,  99.90,  -0.16,  -0.78,
10/07 13Z,  -0.40,   0.26,  99.90,  -0.92,  -0.78,  (min)
10/07 14Z,  -0.50,   0.67,  99.90,  -0.62,  -0.78,
10/07 15Z,  -0.50,   2.14,  99.90,   0.85,  -0.78,
10/07 16Z,  -0.50,   4.34,  99.90,   3.05,  -0.78,
10/07 17Z,  -0.50,   6.79,  99.90,   5.50,  -0.78,
10/07 18Z,  -0.50,   8.92,  99.90,   7.64,  -0.78,
10/07 19Z,  -0.50,  10.19,  99.90,   8.91,  -0.78,
10/07 20Z,  -0.50,  10.29,  99.90,   9.01,  -0.78,  (max)
10/07 21Z,  -0.50,   9.28,  99.90,   8.00,  -0.78,
10/07 22Z,  -0.40,   7.45,  99.90,   6.27,  -0.78,
10/07 23Z,  -0.50,   5.27,  99.90,   3.98,  -0.78,
10/08 00Z,  -0.50,   3.29,  99.90,   2.01,  -0.78,
10/08 01Z,  -0.50,   2.06,  99.90,   0.77,  -0.78,
10/08 02Z,  -0.50,   1.90,  99.90,   0.61,  -0.78,  (min)
10/08 03Z,  -0.60,   2.85,  99.90,   1.46,  -0.78,
10/08 04Z,  -0.60,   4.67,  99.90,   3.29,  -0.78,
10/08 05Z,  -0.70,   6.92,  99.90,   5.43,  -0.78,
10/08 06Z,  -0.60,   9.01,  99.90,   7.62,  -0.78,
10/08 07Z,  -0.70,  10.34,  99.90,   8.86,  -0.78,
10/08 08Z,  -0.70,  10.49,  99.90,   9.00,  -0.78,  (max)
10/08 09Z,  -0.70,   9.39,  99.90,   7.91,  -0.78,
10/08 10Z,  -0.60,   7.33,  99.90,   5.95,  -0.78,
10/08 11Z,  -0.60,   4.79,  99.90,   3.41,  -0.78,
10/08 12Z,  -0.60,   2.39,  99.90,   1.00,  -0.78,
10/08 13Z,  -0.60,   0.73,  99.90,  -0.65,  -0.78,
10/08 14Z,  -0.60,   0.24,  99.90,  -1.15,  -0.78,  (min)
10/08 15Z,  -0.60,   1.03,  99.90,  -0.35,  -0.78,
10/08 16Z,  -0.70,   2.94,  99.90,   1.45,  -0.78,
10/08 17Z,  -0.70,   5.51,  99.90,   4.02,  -0.78,
10/08 18Z,  -0.60,   8.15,  99.90,   6.77,  -0.78,
10/08 19Z,  -0.70,  10.23,  99.90,   8.74,  -0.78,
10/08 20Z,  -0.70,  11.17,  99.90,   9.68,  -0.78,  (max)
10/08 21Z,  -0.60,  10.74,  99.90,   9.35,  -0.78,
10/08 22Z,  -0.60,   9.09,  99.90,   7.71,  -0.78,
10/08 23Z,  -0.60,   6.65,  99.90,   5.27,  -0.78,
10/09 00Z,  -0.50,   4.03,  99.90,   2.74,  -0.78,
10/09 01Z,  -0.40,   1.88,  99.90,   0.70,  -0.78,
10/09 02Z,  -0.40,   0.76,  99.90,  -0.43,  -0.78,  (min)
10/09 03Z,  -0.40,   0.91,  99.90,  -0.27,  -0.78,
10/09 04Z,  -0.40,   2.31,  99.90,   1.12,  -0.78,
10/09 05Z,  -0.40,   4.59,  99.90,   3.40,  -0.78,
10/09 06Z,  -0.40,   7.18,  99.90,   6.00,  -0.78,
10/09 07Z,  -0.40,   9.44,  99.90,   8.25,  -0.78,
10/09 08Z,  -0.40,  10.72,  99.90,   9.54,  -0.78,  (max)
10/09 09Z,  -0.40,  10.65,  99.90,   9.47,  -0.78,
10/09 10Z,  -0.40,   9.25,  99.90,   8.06,  -0.78,
10/09 11Z,  -0.30,   6.91,  99.90,   5.83,  -0.78,
10/09 12Z,  -0.30,   4.25,  99.90,   3.16,  -0.78,