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 : 03/05/2026 09:21:53 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/03 18Z,   0.30,   4.51,   3.97,  99.90,  -0.84,
03/03 19Z,   0.30,   7.23,   6.76,  99.90,  -0.77,
03/03 20Z,   0.40,   9.82,   9.23,  99.90,  -0.99,
03/03 21Z,   0.40,  11.57,  11.03,  99.90,  -0.94,
03/03 22Z,   0.40,  11.90,  11.46,  99.90,  -0.84,  (max)
03/03 23Z,   0.50,  10.66,  10.25,  99.90,  -0.91,
03/04 00Z,   0.40,   8.16,   7.62,  99.90,  -0.94,
03/04 01Z,   0.40,   5.04,   4.41,  99.90,  -1.03,
03/04 02Z,   0.40,   2.05,   1.48,  99.90,  -0.97,
03/04 03Z,   0.40,  -0.12,  -0.73,  99.90,  -1.01,
03/04 04Z,   0.40,  -0.96,  -1.56,  99.90,  -1.00,  (min)
03/04 05Z,   0.40,  -0.27,  -0.90,  99.90,  -1.03,
03/04 06Z,   0.30,   1.76,   1.20,  99.90,  -0.86,
03/04 07Z,   0.30,   4.64,   4.10,  99.90,  -0.84,
03/04 08Z,   0.40,   7.69,   7.19,  99.90,  -0.90,
03/04 09Z,   0.50,  10.17,   9.62,  99.90,  -1.05,
03/04 10Z,   0.50,  11.43,  11.03,  99.90,  -0.90,  (max)
03/04 11Z,   0.50,  11.14,  10.81,  99.90,  -0.83,
03/04 12Z,   0.40,   9.44,   9.13,  99.90,  -0.71,
03/04 13Z,   0.40,   6.87,   6.46,  99.90,  -0.81,
03/04 14Z,   0.60,   4.12,   3.76,  99.90,  -0.96,
03/04 15Z,   0.60,   1.87,   1.48,  99.90,  -0.99,
03/04 16Z,   0.60,   0.71,   0.27,  99.90,  -1.04,  (min)
03/04 17Z,   0.60,   0.93,   0.48,  99.90,  -1.05,
03/04 18Z,   0.40,   2.48,   1.99,  99.90,  -0.89,
03/04 19Z,   0.40,   4.98,   4.52,  99.90,  -0.86,
03/04 20Z,   0.50,   7.78,   7.21,  99.90,  -1.07,
03/04 21Z,   0.50,  10.19,   9.57,  99.90,  -1.12,
03/04 22Z,   0.50,  11.52,  10.86,  99.90,  -1.16,  (max)
03/04 23Z,   0.50,  11.33,  10.69,  99.90,  -1.14,
03/05 00Z,   0.20,   9.66,   8.99,  99.90,  -0.87,
03/05 01Z,   0.20,   6.99,   6.11,  99.90,  -1.08,
03/05 02Z,   0.20,   4.00,   3.09,  99.90,  -1.11,
03/05 03Z,   0.20,   1.42,   0.51,  99.90,  -1.11,
03/05 04Z,   0.20,  -0.12,  -1.08,  99.90,  -1.16,
03/05 05Z,   0.20,  -0.24,  -1.25,  99.90,  -1.21,  (min)
03/05 06Z,   0.20,   1.08,   0.06,  99.90,  -1.22,
03/05 07Z,   0.10,   3.52,   2.54,  99.90,  -1.08,
03/05 08Z,   0.00,   6.49,   5.57,  99.90,  -0.92,
03/05 09Z,  -0.10,   9.27,   8.23,  99.90,  -0.94,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/05 10Z,  -0.10,  11.16,  99.90,  10.12,  -0.93,
03/05 11Z,   0.00,  11.63,  99.90,  10.70,  -0.93,  (max)
03/05 12Z,   0.00,  10.58,  99.90,   9.64,  -0.93,
03/05 13Z,   0.00,   8.33,  99.90,   7.39,  -0.93,
03/05 14Z,   0.00,   5.52,  99.90,   4.59,  -0.93,
03/05 15Z,   0.10,   2.86,  99.90,   2.03,  -0.93,
03/05 16Z,   0.10,   0.97,  99.90,   0.14,  -0.93,
03/05 17Z,   0.10,   0.33,  99.90,  -0.50,  -0.93,  (min)
03/05 18Z,   0.10,   1.06,  99.90,   0.23,  -0.93,
03/05 19Z,   0.00,   2.99,  99.90,   2.06,  -0.93,
03/05 20Z,   0.00,   5.62,  99.90,   4.69,  -0.93,
03/05 21Z,   0.00,   8.27,  99.90,   7.34,  -0.93,
03/05 22Z,   0.00,  10.27,  99.90,   9.34,  -0.93,
03/05 23Z,   0.10,  11.04,  99.90,  10.21,  -0.93,  (max)
03/06 00Z,   0.00,  10.35,  99.90,   9.42,  -0.93,
03/06 01Z,   0.00,   8.42,  99.90,   7.49,  -0.93,
03/06 02Z,   0.00,   5.80,  99.90,   4.87,  -0.93,
03/06 03Z,   0.00,   3.19,  99.90,   2.26,  -0.93,
03/06 04Z,   0.00,   1.23,  99.90,   0.30,  -0.93,
03/06 05Z,  -0.10,   0.42,  99.90,  -0.60,  -0.93,  (min)
03/06 06Z,  -0.10,   0.98,  99.90,  -0.05,  -0.93,
03/06 07Z,  -0.20,   2.79,  99.90,   1.66,  -0.93,
03/06 08Z,  -0.30,   5.40,  99.90,   4.17,  -0.93,
03/06 09Z,  -0.20,   8.17,  99.90,   7.05,  -0.93,
03/06 10Z,  -0.20,  10.41,  99.90,   9.28,  -0.93,
03/06 11Z,  -0.10,  11.53,  99.90,  10.50,  -0.93,  (max)
03/06 12Z,   0.00,  11.21,  99.90,  10.28,  -0.93,
03/06 13Z,   0.00,   9.53,  99.90,   8.61,  -0.93,
03/06 14Z,   0.00,   6.98,  99.90,   6.05,  -0.93,
03/06 15Z,   0.00,   4.21,  99.90,   3.28,  -0.93,
03/06 16Z,   0.10,   1.88,  99.90,   1.05,  -0.93,
03/06 17Z,   0.10,   0.51,  99.90,  -0.32,  -0.93,  (min)
03/06 18Z,   0.30,   0.41,  99.90,  -0.22,  -0.93,
03/06 19Z,   0.40,   1.57,  99.90,   1.04,  -0.93,
03/06 20Z,   0.40,   3.70,  99.90,   3.18,  -0.93,
03/06 21Z,   0.60,   6.24,  99.90,   5.91,  -0.93,
03/06 22Z,   0.70,   8.51,  99.90,   8.28,  -0.93,
03/06 23Z,   0.70,   9.95,  99.90,   9.72,  -0.93,
03/07 00Z,   0.70,  10.17,  99.90,   9.95,  -0.93,  (max)
03/07 01Z,   0.60,   9.13,  99.90,   8.80,  -0.93,
03/07 02Z,   0.60,   7.15,  99.90,   6.82,  -0.93,
03/07 03Z,   0.50,   4.83,  99.90,   4.40,  -0.93,
03/07 04Z,   0.40,   2.79,  99.90,   2.26,  -0.93,
03/07 05Z,   0.30,   1.54,  99.90,   0.91,  -0.93,
03/07 06Z,   0.30,   1.44,  99.90,   0.81,  -0.93,  (min)
03/07 07Z,   0.40,   2.53,  99.90,   2.00,  -0.93,
03/07 08Z,   0.30,   4.59,  99.90,   3.96,  -0.93,
03/07 09Z,   0.20,   7.10,  99.90,   6.37,  -0.93,
03/07 10Z,   0.00,   9.41,  99.90,   8.49,  -0.93,
03/07 11Z,   0.10,  10.94,  99.90,  10.11,  -0.93,
03/07 12Z,   0.10,  11.28,  99.90,  10.45,  -0.93,  (max)
03/07 13Z,   0.10,  10.31,  99.90,   9.48,  -0.93,
03/07 14Z,   0.10,   8.26,  99.90,   7.43,  -0.93,
03/07 15Z,   0.00,   5.68,  99.90,   4.75,  -0.93,
03/07 16Z,   0.00,   3.19,  99.90,   2.27,  -0.93,
03/07 17Z,   0.00,   1.34,  99.90,   0.42,  -0.93,
03/07 18Z,   0.00,   0.52,  99.90,  -0.41,  -0.93,  (min)
03/07 19Z,   0.10,   0.88,  99.90,   0.05,  -0.93,
03/07 20Z,   0.20,   2.31,  99.90,   1.58,  -0.93,
03/07 21Z,   0.30,   4.41,  99.90,   3.79,  -0.93,
03/07 22Z,   0.30,   6.63,  99.90,   6.00,  -0.93,
03/07 23Z,   0.40,   8.38,  99.90,   7.85,  -0.93,
03/08 00Z,   0.40,   9.26,  99.90,   8.73,  -0.93,  (max)
03/08 01Z,   0.50,   9.07,  99.90,   8.64,  -0.93,
03/08 02Z,   0.50,   7.88,  99.90,   7.45,  -0.93,
03/08 03Z,   0.40,   6.09,  99.90,   5.56,  -0.93,
03/08 04Z,   0.40,   4.25,  99.90,   3.72,  -0.93,
03/08 05Z,   0.30,   2.86,  99.90,   2.23,  -0.93,
03/08 06Z,   0.20,   2.29,  99.90,   1.57,  -0.93,  (min)
03/08 07Z,   0.30,   2.74,  99.90,   2.11,  -0.93,
03/08 08Z,   0.30,   4.14,  99.90,   3.51,  -0.93,
03/08 09Z,   0.20,   6.19,  99.90,   5.46,  -0.93,
03/08 10Z,   0.20,   8.35,  99.90,   7.62,  -0.93,
03/08 11Z,   0.20,  10.04,  99.90,   9.32,  -0.93,
03/08 12Z,   0.20,  10.86,  99.90,  10.13,  -0.93,  (max)
03/08 13Z,   0.20,  10.57,  99.90,   9.84,  -0.93,
03/08 14Z,   0.20,   9.19,  99.90,   8.47,  -0.93,
03/08 15Z,   0.10,   7.05,  99.90,   6.23,  -0.93,
03/08 16Z,   0.00,   4.69,  99.90,   3.76,  -0.93,
03/08 17Z,   0.00,   2.64,  99.90,   1.71,  -0.93,
03/08 18Z,   0.00,   1.30,  99.90,   0.37,  -0.93,
03/08 19Z,   0.00,   0.93,  99.90,   0.00,  -0.93,  (min)
03/08 20Z,   0.00,   1.58,  99.90,   0.65,  -0.93,
03/08 21Z,   0.00,   3.04,  99.90,   2.12,  -0.93,
03/08 22Z,   0.00,   4.91,  99.90,   3.98,  -0.93,
03/08 23Z,   0.00,   6.66,  99.90,   5.73,  -0.93,
03/09 00Z,   0.00,   7.88,  99.90,   6.95,  -0.93,
03/09 01Z,  99.90,   8.33,  99.90,  99.90,  -0.93,
03/09 02Z,  99.90,   7.93,  99.90,  99.90,  -0.93,
03/09 03Z,  99.90,   6.82,  99.90,  99.90,  -0.93,
03/09 04Z,  99.90,   5.41,  99.90,  99.90,  -0.93,
03/09 05Z,  99.90,   4.14,  99.90,  99.90,  -0.93,
03/09 06Z,  99.90,   3.36,  99.90,  99.90,  -0.93,