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 : 09/13/2026 04:22:12 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/11 12Z,  -0.80,   7.07,   5.31,  99.90,  -0.96,
09/11 13Z,  -0.80,   3.91,   2.19,  99.90,  -0.92,
09/11 14Z,  -0.90,   1.16,  -0.54,  99.90,  -0.80,
09/11 15Z,  -0.90,  -0.53,  -2.24,  99.90,  -0.81,
09/11 16Z,  -0.90,  -0.75,  -2.46,  99.90,  -0.81,  (min)
09/11 17Z,  -0.90,   0.55,  -1.18,  99.90,  -0.83,
09/11 18Z,  -0.70,   3.05,   1.38,  99.90,  -0.97,
09/11 19Z,  -0.70,   6.13,   4.40,  99.90,  -1.03,
09/11 20Z,  -0.80,   9.08,   7.28,  99.90,  -1.00,
09/11 21Z,  -0.80,  11.16,   9.39,  99.90,  -0.97,
09/11 22Z,  -0.80,  11.80,   9.96,  99.90,  -1.04,  (max)
09/11 23Z,  -0.90,  10.83,   8.99,  99.90,  -0.94,
09/12 00Z,  -0.70,   8.57,   6.70,  99.90,  -1.17,
09/12 01Z,  -0.70,   5.67,   3.67,  99.90,  -1.30,
09/12 02Z,  -0.70,   2.87,   0.95,  99.90,  -1.22,
09/12 03Z,  -0.70,   0.85,  -1.04,  99.90,  -1.19,
09/12 04Z,  -0.70,   0.12,  -1.76,  99.90,  -1.18,  (min)
09/12 05Z,  -0.70,   0.86,  -0.98,  99.90,  -1.14,
09/12 06Z,  -0.60,   2.89,   1.09,  99.90,  -1.20,
09/12 07Z,  -0.60,   5.69,   3.88,  99.90,  -1.21,
09/12 08Z,  -0.60,   8.57,   6.74,  99.90,  -1.23,
09/12 09Z,  -0.60,  10.80,   8.94,  99.90,  -1.26,
09/12 10Z,  -0.60,  11.73,  10.04,  99.90,  -1.09,  (max)
09/12 11Z,  -0.60,  11.05,   9.31,  99.90,  -1.14,
09/12 12Z,  -0.50,   8.96,   7.28,  99.90,  -1.18,
09/12 13Z,  -0.50,   6.07,   4.33,  99.90,  -1.24,
09/12 14Z,  -0.50,   3.11,   1.43,  99.90,  -1.18,
09/12 15Z,  -0.50,   0.82,  -0.79,  99.90,  -1.11,
09/12 16Z,  -0.50,  -0.25,  -1.80,  99.90,  -1.05,  (min)
09/12 17Z,  -0.50,   0.19,  -1.33,  99.90,  -1.02,
09/12 18Z,  -0.40,   2.02,   0.55,  99.90,  -1.07,
09/12 19Z,  -0.40,   4.81,   3.38,  99.90,  -1.03,
09/12 20Z,  -0.40,   7.86,   6.39,  99.90,  -1.07,
09/12 21Z,  -0.40,  10.45,   8.94,  99.90,  -1.11,
09/12 22Z,  -0.40,  11.89,  10.44,  99.90,  -1.05,  (max)
09/12 23Z,  -0.40,  11.75,  10.29,  99.90,  -1.06,
09/13 00Z,  -0.40,  10.07,   8.59,  99.90,  -1.08,
09/13 01Z,  -0.50,   7.36,   5.66,  99.90,  -1.20,
09/13 02Z,  -0.40,   4.31,   2.74,  99.90,  -1.17,
09/13 03Z,  -0.40,   1.67,   0.05,  99.90,  -1.22,
09/13 04Z,  -0.30,   0.05,  -1.54,  99.90,  -1.29,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/13 05Z,  -0.30,  -0.18,  99.90,  -1.74,  -1.27,  (min)
09/13 06Z,  -0.20,   1.04,  99.90,  -0.41,  -1.25,
09/13 07Z,  -0.20,   3.37,  99.90,   1.94,  -1.23,
09/13 08Z,  -0.20,   6.24,  99.90,   4.82,  -1.22,
09/13 09Z,  -0.20,   8.93,  99.90,   7.53,  -1.20,
09/13 10Z,  -0.20,  10.74,  99.90,   9.35,  -1.18,
09/13 11Z,  -0.30,  11.15,  99.90,   9.69,  -1.17,  (max)
09/13 12Z,  -0.30,  10.06,  99.90,   8.61,  -1.15,
09/13 13Z,  -0.40,   7.83,  99.90,   6.29,  -1.13,
09/13 14Z,  -0.40,   5.10,  99.90,   3.58,  -1.12,
09/13 15Z,  -0.40,   2.58,  99.90,   1.09,  -1.10,
09/13 16Z,  -0.40,   0.92,  99.90,  -0.56,  -1.08,
09/13 17Z,  -0.40,   0.56,  99.90,  -0.93,  -1.08,  (min)
09/13 18Z,  -0.40,   1.58,  99.90,   0.10,  -1.08,
09/13 19Z,  -0.40,   3.77,  99.90,   2.29,  -1.08,
09/13 20Z,  -0.30,   6.59,  99.90,   5.21,  -1.08,
09/13 21Z,  -0.30,   9.34,  99.90,   7.96,  -1.08,
09/13 22Z,  -0.30,  11.31,  99.90,   9.93,  -1.08,
09/13 23Z,  -0.20,  11.97,  99.90,  10.69,  -1.08,  (max)
09/14 00Z,  -0.30,  11.08,  99.90,   9.70,  -1.08,
09/14 01Z,  -0.30,   8.88,  99.90,   7.50,  -1.08,
09/14 02Z,  -0.30,   5.98,  99.90,   4.59,  -1.08,
09/14 03Z,  -0.30,   3.07,  99.90,   1.69,  -1.08,
09/14 04Z,  -0.30,   0.82,  99.90,  -0.56,  -1.08,
09/14 05Z,  -0.30,  -0.27,  99.90,  -1.65,  -1.08,  (min)
09/14 06Z,  -0.30,   0.02,  99.90,  -1.36,  -1.08,
09/14 07Z,  -0.30,   1.60,  99.90,   0.22,  -1.08,
09/14 08Z,  -0.30,   4.05,  99.90,   2.67,  -1.08,
09/14 09Z,  -0.20,   6.75,  99.90,   5.47,  -1.08,
09/14 10Z,  -0.20,   9.02,  99.90,   7.74,  -1.08,
09/14 11Z,  -0.20,  10.29,  99.90,   9.01,  -1.08,  (max)
09/14 12Z,  -0.20,  10.22,  99.90,   8.94,  -1.08,
09/14 13Z,  -0.20,   8.88,  99.90,   7.59,  -1.08,
09/14 14Z,  -0.30,   6.71,  99.90,   5.33,  -1.08,
09/14 15Z,  -0.30,   4.37,  99.90,   2.99,  -1.08,
09/14 16Z,  -0.40,   2.46,  99.90,   0.98,  -1.08,
09/14 17Z,  -0.40,   1.51,  99.90,   0.03,  -1.08,  (min)
09/14 18Z,  -0.40,   1.77,  99.90,   0.29,  -1.08,
09/14 19Z,  -0.40,   3.22,  99.90,   1.74,  -1.08,
09/14 20Z,  -0.40,   5.52,  99.90,   4.04,  -1.08,
09/14 21Z,  -0.30,   8.11,  99.90,   6.73,  -1.08,
09/14 22Z,  -0.30,  10.30,  99.90,   8.92,  -1.08,
09/14 23Z,  -0.30,  11.52,  99.90,  10.14,  -1.08,  (max)
09/15 00Z,  -0.40,  11.43,  99.90,   9.94,  -1.08,
09/15 01Z,  -0.30,   9.97,  99.90,   8.59,  -1.08,
09/15 02Z,  -0.40,   7.52,  99.90,   6.04,  -1.08,
09/15 03Z,  -0.40,   4.71,  99.90,   3.23,  -1.08,
09/15 04Z,  -0.50,   2.18,  99.90,   0.60,  -1.08,
09/15 05Z,  -0.50,   0.46,  99.90,  -1.12,  -1.08,
09/15 06Z,  -0.50,  -0.08,  99.90,  -1.66,  -1.08,  (min)
09/15 07Z,  -0.50,   0.62,  99.90,  -0.96,  -1.08,
09/15 08Z,  -0.50,   2.38,  99.90,   0.80,  -1.08,
09/15 09Z,  -0.50,   4.72,  99.90,   3.14,  -1.08,
09/15 10Z,  -0.50,   7.04,  99.90,   5.46,  -1.08,
09/15 11Z,  -0.50,   8.76,  99.90,   7.18,  -1.08,
09/15 12Z,  -0.50,   9.50,  99.90,   7.92,  -1.08,  (max)
09/15 13Z,  -0.50,   9.09,  99.90,   7.51,  -1.08,
09/15 14Z,  -0.50,   7.70,  99.90,   6.12,  -1.08,
09/15 15Z,  -0.50,   5.83,  99.90,   4.25,  -1.08,
09/15 16Z,  -0.50,   4.03,  99.90,   2.45,  -1.08,
09/15 17Z,  -0.50,   2.79,  99.90,   1.21,  -1.08,
09/15 18Z,  -0.60,   2.46,  99.90,   0.78,  -1.08,  (min)
09/15 19Z,  -0.60,   3.18,  99.90,   1.50,  -1.08,
09/15 20Z,  -0.60,   4.82,  99.90,   3.14,  -1.08,
09/15 21Z,  -0.60,   6.99,  99.90,   5.31,  -1.08,
09/15 22Z,  -0.50,   9.11,  99.90,   7.53,  -1.08,
09/15 23Z,  -0.50,  10.63,  99.90,   9.05,  -1.08,
09/16 00Z,  -0.50,  11.14,  99.90,   9.56,  -1.08,  (max)
09/16 01Z,  -0.50,  10.47,  99.90,   8.89,  -1.08,
09/16 02Z,  -0.50,   8.72,  99.90,   7.14,  -1.08,
09/16 03Z,  -0.50,   6.31,  99.90,   4.73,  -1.08,
09/16 04Z,  -0.50,   3.82,  99.90,   2.24,  -1.08,
09/16 05Z,  -0.50,   1.80,  99.90,   0.22,  -1.08,
09/16 06Z,  -0.60,   0.61,  99.90,  -1.07,  -1.08,
09/16 07Z,  -0.60,   0.50,  99.90,  -1.18,  -1.08,  (min)
09/16 08Z,  -0.60,   1.43,  99.90,  -0.25,  -1.08,
09/16 09Z,  -0.60,   3.14,  99.90,   1.46,  -1.08,
09/16 10Z,  -0.60,   5.16,  99.90,   3.48,  -1.08,
09/16 11Z,  -0.50,   6.97,  99.90,   5.39,  -1.08,
09/16 12Z,  -0.50,   8.17,  99.90,   6.58,  -1.08,
09/16 13Z,  -0.50,   8.51,  99.90,   6.93,  -1.08,  (max)
09/16 14Z,  -0.60,   7.97,  99.90,   6.29,  -1.08,
09/16 15Z,  -0.60,   6.76,  99.90,   5.08,  -1.08,
09/16 16Z,  -0.60,   5.33,  99.90,   3.65,  -1.08,
09/16 17Z,  -0.60,   4.12,  99.90,   2.43,  -1.08,
09/16 18Z,  -0.60,   3.47,  99.90,   1.78,  -1.08,
09/16 19Z,  99.90,   3.59,  99.90,  99.90,  -1.08,
09/16 20Z,  99.90,   4.55,  99.90,  99.90,  -1.08,
09/16 21Z,  99.90,   6.13,  99.90,  99.90,  -1.08,
09/16 22Z,  99.90,   7.94,  99.90,  99.90,  -1.08,
09/16 23Z,  99.90,   9.49,  99.90,  99.90,  -1.08,
09/17 00Z,  99.90,  10.38,  99.90,  99.90,  -1.08,