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 : 02/08/2026 08:21:03 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/06 12Z,  -0.30,  10.92,  10.40,  99.90,  -0.22,
02/06 13Z,  -0.30,  10.98,  10.53,  99.90,  -0.15,  (max)
02/06 14Z,  -0.30,   9.79,   9.34,  99.90,  -0.15,
02/06 15Z,  -0.10,   7.72,   7.17,  99.90,  -0.45,
02/06 16Z,   0.00,   5.34,   4.88,  99.90,  -0.46,
02/06 17Z,   0.00,   3.22,   2.86,  99.90,  -0.36,
02/06 18Z,   0.00,   1.84,   1.44,  99.90,  -0.40,
02/06 19Z,   0.00,   1.51,   1.11,  99.90,  -0.40,  (min)
02/06 20Z,   0.00,   2.30,   1.90,  99.90,  -0.40,
02/06 21Z,   0.10,   3.98,   3.61,  99.90,  -0.47,
02/06 22Z,   0.20,   6.06,   5.63,  99.90,  -0.63,
02/06 23Z,   0.30,   7.95,   7.45,  99.90,  -0.80,
02/07 00Z,   0.10,   9.18,   8.81,  99.90,  -0.47,
02/07 01Z,   0.20,   9.42,   9.11,  99.90,  -0.51,  (max)
02/07 02Z,   0.20,   8.56,   8.24,  99.90,  -0.52,
02/07 03Z,   0.20,   6.84,   6.52,  99.90,  -0.52,
02/07 04Z,   0.20,   4.77,   4.42,  99.90,  -0.55,
02/07 05Z,   0.30,   2.89,   2.62,  99.90,  -0.57,
02/07 06Z,   0.30,   1.67,   1.42,  99.90,  -0.55,
02/07 07Z,   0.40,   1.42,   1.21,  99.90,  -0.61,  (min)
02/07 08Z,   0.40,   2.26,   2.06,  99.90,  -0.60,
02/07 09Z,   0.40,   4.04,   3.90,  99.90,  -0.54,
02/07 10Z,   0.50,   6.31,   6.20,  99.90,  -0.61,
02/07 11Z,   0.50,   8.50,   8.44,  99.90,  -0.56,
02/07 12Z,   0.40,  10.10,  10.11,  99.90,  -0.39,
02/07 13Z,   0.40,  10.76,  10.85,  99.90,  -0.31,  (max)
02/07 14Z,   0.50,  10.30,  10.38,  99.90,  -0.42,
02/07 15Z,   0.60,   8.83,   8.93,  99.90,  -0.50,
02/07 16Z,   0.60,   6.77,   6.84,  99.90,  -0.53,
02/07 17Z,   0.70,   4.64,   4.77,  99.90,  -0.57,
02/07 18Z,   0.60,   2.89,   3.00,  99.90,  -0.49,
02/07 19Z,   0.60,   1.90,   2.01,  99.90,  -0.49,
02/07 20Z,   0.60,   1.86,   1.99,  99.90,  -0.47,  (min)
02/07 21Z,   0.70,   2.74,   2.90,  99.90,  -0.54,
02/07 22Z,   0.80,   4.25,   4.44,  99.90,  -0.61,
02/07 23Z,   0.80,   5.95,   6.05,  99.90,  -0.70,
02/08 00Z,   0.60,   7.37,   7.44,  99.90,  -0.53,
02/08 01Z,   0.60,   8.18,   8.28,  99.90,  -0.50,  (max)
02/08 02Z,   0.70,   8.17,   8.23,  99.90,  -0.64,
02/08 03Z,   0.80,   7.33,   7.32,  99.90,  -0.81,
02/08 04Z,   0.80,   5.94,   5.85,  99.90,  -0.89,
02/08 05Z,   1.00,   4.42,   4.33,  99.90,  -1.09,
02/08 06Z,   1.00,   3.20,   3.08,  99.90,  -1.12,
02/08 07Z,   0.90,   2.59,   2.41,  99.90,  -1.08,  (min)
02/08 08Z,   0.80,   2.81,   2.64,  99.90,  -0.97,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/08 09Z,   0.70,   3.88,  99.90,   3.63,  -0.95,
02/08 10Z,   0.60,   5.57,  99.90,   5.24,  -0.93,
02/08 11Z,   0.40,   7.46,  99.90,   6.95,  -0.91,
02/08 12Z,   0.30,   9.09,  99.90,   8.50,  -0.89,
02/08 13Z,   0.30,  10.10,  99.90,   9.53,  -0.87,
02/08 14Z,   0.20,  10.26,  99.90,   9.61,  -0.85,  (max)
02/08 15Z,   0.20,   9.50,  99.90,   8.87,  -0.83,
02/08 16Z,   0.20,   7.99,  99.90,   7.37,  -0.81,
02/08 17Z,   0.20,   6.11,  99.90,   5.52,  -0.79,
02/08 18Z,   0.10,   4.29,  99.90,   3.62,  -0.78,
02/08 19Z,   0.10,   2.89,  99.90,   2.24,  -0.76,
02/08 20Z,   0.10,   2.17,  99.90,   1.53,  -0.74,  (min)
02/08 21Z,   0.20,   2.25,  99.90,   1.71,  -0.74,
02/08 22Z,   0.20,   3.03,  99.90,   2.49,  -0.74,
02/08 23Z,   0.10,   4.25,  99.90,   3.61,  -0.74,
02/09 00Z,   0.10,   5.53,  99.90,   4.90,  -0.74,
02/09 01Z,   0.00,   6.57,  99.90,   5.83,  -0.74,
02/09 02Z,   0.00,   7.12,  99.90,   6.39,  -0.74,  (max)
02/09 03Z,   0.00,   7.08,  99.90,   6.35,  -0.74,
02/09 04Z,   0.00,   6.47,  99.90,   5.73,  -0.74,
02/09 05Z,  -0.10,   5.51,  99.90,   4.68,  -0.74,
02/09 06Z,  -0.10,   4.55,  99.90,   3.72,  -0.74,
02/09 07Z,  -0.10,   3.87,  99.90,   3.03,  -0.74,
02/09 08Z,  -0.10,   3.69,  99.90,   2.85,  -0.74,  (min)
02/09 09Z,  -0.10,   4.14,  99.90,   3.30,  -0.74,
02/09 10Z,  -0.10,   5.18,  99.90,   4.34,  -0.74,
02/09 11Z,   0.00,   6.59,  99.90,   5.85,  -0.74,
02/09 12Z,   0.10,   8.04,  99.90,   7.40,  -0.74,
02/09 13Z,   0.10,   9.19,  99.90,   8.55,  -0.74,
02/09 14Z,   0.10,   9.78,  99.90,   9.14,  -0.74,  (max)
02/09 15Z,   0.00,   9.67,  99.90,   8.93,  -0.74,
02/09 16Z,   0.00,   8.84,  99.90,   8.10,  -0.74,
02/09 17Z,   0.00,   7.45,  99.90,   6.71,  -0.74,
02/09 18Z,   0.00,   5.82,  99.90,   5.08,  -0.74,
02/09 19Z,   0.00,   4.28,  99.90,   3.55,  -0.74,
02/09 20Z,   0.00,   3.10,  99.90,   2.37,  -0.74,
02/09 21Z,  -0.10,   2.48,  99.90,   1.64,  -0.74,  (min)
02/09 22Z,   0.00,   2.49,  99.90,   1.75,  -0.74,
02/09 23Z,   0.00,   3.03,  99.90,   2.30,  -0.74,
02/10 00Z,   0.00,   3.92,  99.90,   3.19,  -0.74,
02/10 01Z,  -0.10,   4.89,  99.90,   4.06,  -0.74,
02/10 02Z,  -0.10,   5.71,  99.90,   4.88,  -0.74,
02/10 03Z,   0.00,   6.24,  99.90,   5.50,  -0.74,
02/10 04Z,   0.00,   6.36,  99.90,   5.62,  -0.74,  (max)
02/10 05Z,   0.00,   6.08,  99.90,   5.34,  -0.74,
02/10 06Z,   0.00,   5.57,  99.90,   4.83,  -0.74,
02/10 07Z,   0.00,   5.04,  99.90,   4.31,  -0.74,
02/10 08Z,   0.00,   4.70,  99.90,   3.97,  -0.74,  (min)
02/10 09Z,   0.00,   4.71,  99.90,   3.97,  -0.74,
02/10 10Z,   0.00,   5.14,  99.90,   4.40,  -0.74,
02/10 11Z,   0.00,   5.96,  99.90,   5.23,  -0.74,
02/10 12Z,   0.00,   7.04,  99.90,   6.31,  -0.74,
02/10 13Z,   0.00,   8.13,  99.90,   7.39,  -0.74,
02/10 14Z,   0.00,   8.97,  99.90,   8.23,  -0.74,
02/10 15Z,  -0.20,   9.37,  99.90,   8.44,  -0.74,  (max)
02/10 16Z,  -0.10,   9.23,  99.90,   8.39,  -0.74,
02/10 17Z,   0.00,   8.49,  99.90,   7.76,  -0.74,
02/10 18Z,   0.00,   7.29,  99.90,   6.55,  -0.74,
02/10 19Z,   0.00,   5.87,  99.90,   5.13,  -0.74,
02/10 20Z,   0.00,   4.48,  99.90,   3.74,  -0.74,
02/10 21Z,   0.00,   3.34,  99.90,   2.60,  -0.74,
02/10 22Z,   0.10,   2.62,  99.90,   1.98,  -0.74,
02/10 23Z,   0.10,   2.41,  99.90,   1.78,  -0.74,  (min)
02/11 00Z,   0.00,   2.70,  99.90,   1.97,  -0.74,
02/11 01Z,   0.00,   3.36,  99.90,   2.63,  -0.74,
02/11 02Z,   0.00,   4.19,  99.90,   3.46,  -0.74,
02/11 03Z,   0.00,   5.02,  99.90,   4.28,  -0.74,
02/11 04Z,   0.00,   5.71,  99.90,   4.97,  -0.74,
02/11 05Z,   0.00,   6.12,  99.90,   5.38,  -0.74,
02/11 06Z,   0.20,   6.18,  99.90,   5.65,  -0.74,  (max)
02/11 07Z,   0.20,   6.00,  99.90,   5.46,  -0.74,
02/11 08Z,   0.30,   5.71,  99.90,   5.28,  -0.74,
02/11 09Z,   0.40,   5.47,  99.90,   5.13,  -0.74,
02/11 10Z,   0.40,   5.40,  99.90,   5.06,  -0.74,  (min)
02/11 11Z,   0.40,   5.63,  99.90,   5.29,  -0.74,
02/11 12Z,   0.40,   6.20,  99.90,   5.86,  -0.74,
02/11 13Z,   0.40,   7.02,  99.90,   6.69,  -0.74,
02/11 14Z,   0.30,   7.92,  99.90,   7.49,  -0.74,
02/11 15Z,   0.30,   8.68,  99.90,   8.25,  -0.74,
02/11 16Z,   0.30,   9.13,  99.90,   8.69,  -0.74,  (max)
02/11 17Z,   0.30,   9.12,  99.90,   8.68,  -0.74,
02/11 18Z,   0.40,   8.54,  99.90,   8.20,  -0.74,
02/11 19Z,   0.40,   7.46,  99.90,   7.12,  -0.74,
02/11 20Z,   0.50,   6.10,  99.90,   5.86,  -0.74,
02/11 21Z,   0.50,   4.66,  99.90,   4.42,  -0.74,
02/11 22Z,   0.70,   3.36,  99.90,   3.33,  -0.74,
02/11 23Z,   0.60,   2.42,  99.90,   2.28,  -0.74,
02/12 00Z,   0.60,   1.98,  99.90,   1.85,  -0.74,