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 : 02/18/2025 04:20:48 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/16 12Z,  -0.20,  10.78,   9.94,  99.90,  -0.64,  (max)
02/16 13Z,  -0.10,  10.06,   9.15,  99.90,  -0.81,
02/16 14Z,   0.00,   8.29,   7.38,  99.90,  -0.91,
02/16 15Z,   0.00,   6.00,   5.06,  99.90,  -0.94,
02/16 16Z,   0.00,   3.80,   2.83,  99.90,  -0.97,
02/16 17Z,   0.00,   2.19,   1.27,  99.90,  -0.92,
02/16 18Z,  -0.20,   1.56,   0.57,  99.90,  -0.79,  (min)
02/16 19Z,  -0.20,   2.04,   1.07,  99.90,  -0.77,
02/16 20Z,  -0.20,   3.53,   2.63,  99.90,  -0.70,
02/16 21Z,  -0.20,   5.61,   4.71,  99.90,  -0.70,
02/16 22Z,  -0.10,   7.71,   6.79,  99.90,  -0.82,
02/16 23Z,  -0.10,   9.24,   8.29,  99.90,  -0.85,
02/17 00Z,  -0.40,   9.83,   8.96,  99.90,  -0.47,  (max)
02/17 01Z,  -0.40,   9.28,   8.34,  99.90,  -0.54,
02/17 02Z,  -0.30,   7.71,   6.76,  99.90,  -0.65,
02/17 03Z,  -0.20,   5.57,   4.55,  99.90,  -0.82,
02/17 04Z,  -0.10,   3.45,   2.48,  99.90,  -0.87,
02/17 05Z,  -0.10,   1.86,   0.85,  99.90,  -0.91,
02/17 06Z,  -0.30,   1.20,   0.27,  99.90,  -0.63,  (min)
02/17 07Z,  -0.30,   1.65,   0.72,  99.90,  -0.63,
02/17 08Z,  -0.20,   3.16,   2.24,  99.90,  -0.72,
02/17 09Z,  -0.20,   5.36,   4.43,  99.90,  -0.73,
02/17 10Z,  -0.20,   7.70,   6.77,  99.90,  -0.73,
02/17 11Z,  -0.20,   9.58,   8.64,  99.90,  -0.74,
02/17 12Z,  -0.40,  10.56,   9.71,  99.90,  -0.45,  (max)
02/17 13Z,  -0.30,  10.41,   9.59,  99.90,  -0.52,
02/17 14Z,  -0.20,   9.16,   8.28,  99.90,  -0.68,
02/17 15Z,  -0.10,   7.16,   6.27,  99.90,  -0.79,
02/17 16Z,  -0.10,   4.95,   4.08,  99.90,  -0.77,
02/17 17Z,  -0.20,   3.06,   2.12,  99.90,  -0.74,
02/17 18Z,  -0.40,   1.89,   0.98,  99.90,  -0.51,
02/17 19Z,  -0.30,   1.70,   0.76,  99.90,  -0.64,  (min)
02/17 20Z,  -0.20,   2.51,   1.51,  99.90,  -0.80,
02/17 21Z,  -0.20,   4.09,   3.12,  99.90,  -0.77,
02/17 22Z,  -0.10,   5.99,   5.00,  99.90,  -0.89,
02/17 23Z,  -0.10,   7.67,   6.63,  99.90,  -0.94,
02/18 00Z,  -0.20,   8.70,   7.71,  99.90,  -0.79,
02/18 01Z,  -0.30,   8.84,   7.86,  99.90,  -0.68,  (max)
02/18 02Z,  -0.30,   8.04,   7.04,  99.90,  -0.70,
02/18 03Z,  -0.30,   6.52,   5.45,  99.90,  -0.77,
02/18 04Z,  -0.20,   4.73,   3.64,  99.90,  -0.89,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/18 05Z,  -0.30,   3.19,  99.90,   2.00,  -0.89,
02/18 06Z,  -0.30,   2.27,  99.90,   1.08,  -0.90,
02/18 07Z,  -0.30,   2.23,  99.90,   1.03,  -0.90,  (min)
02/18 08Z,  -0.30,   3.14,  99.90,   1.94,  -0.90,
02/18 09Z,  -0.20,   4.82,  99.90,   3.73,  -0.90,
02/18 10Z,  -0.20,   6.88,  99.90,   5.78,  -0.90,
02/18 11Z,  -0.30,   8.76,  99.90,   7.57,  -0.90,
02/18 12Z,  -0.20,  10.02,  99.90,   8.92,  -0.90,
02/18 13Z,  -0.20,  10.37,  99.90,   9.27,  -0.90,  (max)
02/18 14Z,  -0.20,   9.71,  99.90,   8.61,  -0.90,
02/18 15Z,  -0.30,   8.19,  99.90,   6.99,  -0.90,
02/18 16Z,  -0.30,   6.19,  99.90,   4.99,  -0.90,
02/18 17Z,  -0.40,   4.23,  99.90,   2.93,  -0.90,
02/18 18Z,  -0.30,   2.72,  99.90,   1.52,  -0.90,
02/18 19Z,  -0.20,   1.95,  99.90,   0.85,  -0.90,  (min)
02/18 20Z,  -0.10,   2.06,  99.90,   1.06,  -0.90,
02/18 21Z,  -0.10,   2.99,  99.90,   1.99,  -0.90,
02/18 22Z,  -0.10,   4.45,  99.90,   3.45,  -0.90,
02/18 23Z,  -0.10,   6.02,  99.90,   5.02,  -0.90,
02/19 00Z,  -0.10,   7.25,  99.90,   6.25,  -0.90,
02/19 01Z,   0.00,   7.87,  99.90,   6.97,  -0.90,  (max)
02/19 02Z,   0.00,   7.76,  99.90,   6.86,  -0.90,
02/19 03Z,   0.00,   6.95,  99.90,   6.05,  -0.90,
02/19 04Z,   0.00,   5.69,  99.90,   4.79,  -0.90,
02/19 05Z,   0.00,   4.40,  99.90,   3.50,  -0.90,
02/19 06Z,   0.00,   3.44,  99.90,   2.54,  -0.90,
02/19 07Z,   0.00,   3.08,  99.90,   2.18,  -0.90,  (min)
02/19 08Z,   0.10,   3.47,  99.90,   2.67,  -0.90,
02/19 09Z,   0.20,   4.57,  99.90,   3.87,  -0.90,
02/19 10Z,   0.30,   6.17,  99.90,   5.57,  -0.90,
02/19 11Z,   0.30,   7.87,  99.90,   7.27,  -0.90,
02/19 12Z,   0.50,   9.25,  99.90,   8.85,  -0.90,
02/19 13Z,   0.50,   9.97,  99.90,   9.57,  -0.90,
02/19 14Z,   0.60,   9.87,  99.90,   9.57,  -0.90,  (max)
02/19 15Z,   0.60,   8.95,  99.90,   8.65,  -0.90,
02/19 16Z,   0.50,   7.39,  99.90,   6.99,  -0.90,
02/19 17Z,   0.40,   5.57,  99.90,   5.07,  -0.90,
02/19 18Z,   0.40,   3.92,  99.90,   3.42,  -0.90,
02/19 19Z,   0.20,   2.74,  99.90,   2.04,  -0.90,
02/19 20Z,   0.20,   2.22,  99.90,   1.52,  -0.90,  (min)
02/19 21Z,   0.20,   2.44,  99.90,   1.74,  -0.90,
02/19 22Z,   0.20,   3.28,  99.90,   2.58,  -0.90,
02/19 23Z,   0.20,   4.47,  99.90,   3.77,  -0.90,
02/20 00Z,   0.20,   5.66,  99.90,   4.96,  -0.90,
02/20 01Z,   0.10,   6.55,  99.90,   5.75,  -0.90,
02/20 02Z,   0.10,   6.96,  99.90,   6.16,  -0.90,  (max)
02/20 03Z,   0.00,   6.83,  99.90,   5.93,  -0.90,
02/20 04Z,   0.00,   6.22,  99.90,   5.32,  -0.90,
02/20 05Z,   0.00,   5.36,  99.90,   4.46,  -0.90,
02/20 06Z,   0.00,   4.56,  99.90,   3.66,  -0.90,
02/20 07Z,   0.00,   4.08,  99.90,   3.18,  -0.90,  (min)
02/20 08Z,   0.00,   4.08,  99.90,   3.18,  -0.90,
02/20 09Z,   0.00,   4.63,  99.90,   3.73,  -0.90,
02/20 10Z,   0.00,   5.68,  99.90,   4.78,  -0.90,
02/20 11Z,   0.00,   7.01,  99.90,   6.11,  -0.90,
02/20 12Z,   0.00,   8.31,  99.90,   7.41,  -0.90,
02/20 13Z,   0.10,   9.26,  99.90,   8.46,  -0.90,
02/20 14Z,   0.10,   9.63,  99.90,   8.83,  -0.90,  (max)
02/20 15Z,   0.20,   9.32,  99.90,   8.62,  -0.90,
02/20 16Z,   0.20,   8.37,  99.90,   7.67,  -0.90,
02/20 17Z,   0.30,   6.95,  99.90,   6.35,  -0.90,
02/20 18Z,   0.40,   5.37,  99.90,   4.87,  -0.90,
02/20 19Z,   0.50,   3.96,  99.90,   3.56,  -0.90,
02/20 20Z,   0.50,   2.96,  99.90,   2.56,  -0.90,
02/20 21Z,   0.50,   2.50,  99.90,   2.10,  -0.90,  (min)
02/20 22Z,   0.50,   2.62,  99.90,   2.21,  -0.90,
02/20 23Z,   0.50,   3.22,  99.90,   2.82,  -0.90,
02/21 00Z,   0.60,   4.11,  99.90,   3.81,  -0.90,
02/21 01Z,   0.50,   5.03,  99.90,   4.63,  -0.90,
02/21 02Z,   0.50,   5.76,  99.90,   5.36,  -0.90,
02/21 03Z,   0.50,   6.18,  99.90,   5.78,  -0.90,  (max)
02/21 04Z,   0.40,   6.25,  99.90,   5.75,  -0.90,
02/21 05Z,   0.40,   5.97,  99.90,   5.47,  -0.90,
02/21 06Z,   0.30,   5.51,  99.90,   4.91,  -0.90,
02/21 07Z,   0.30,   5.09,  99.90,   4.49,  -0.90,
02/21 08Z,   0.30,   4.88,  99.90,   4.28,  -0.90,  (min)
02/21 09Z,   0.20,   4.99,  99.90,   4.29,  -0.90,
02/21 10Z,   0.20,   5.47,  99.90,   4.77,  -0.90,
02/21 11Z,   0.20,   6.29,  99.90,   5.59,  -0.90,
02/21 12Z,   0.20,   7.30,  99.90,   6.60,  -0.90,
02/21 13Z,   0.10,   8.30,  99.90,   7.50,  -0.90,
02/21 14Z,   0.00,   9.01,  99.90,   8.11,  -0.90,
02/21 15Z,   0.00,   9.27,  99.90,   8.37,  -0.90,  (max)
02/21 16Z,  -0.10,   9.00,  99.90,   8.00,  -0.90,
02/21 17Z,  -0.20,   8.18,  99.90,   7.08,  -0.90,
02/21 18Z,  -0.20,   6.94,  99.90,   5.84,  -0.90,
02/21 19Z,  99.90,   5.52,  99.90,  99.90,  -0.90,
02/21 20Z,  99.90,   4.19,  99.90,  99.90,  -0.90,
02/21 21Z,  99.90,   3.15,  99.90,  99.90,  -0.90,
02/21 22Z,  99.90,   2.53,  99.90,  99.90,  -0.90,
02/21 23Z,  99.90,   2.40,  99.90,  99.90,  -0.90,
02/22 00Z,  99.90,   2.75,  99.90,  99.90,  -0.90,