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 : 07/02/2025 20:21:21 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 00Z,  -0.70,   8.13,   6.90,  99.90,  -0.53,
07/01 01Z,  -0.70,   9.60,   8.21,  99.90,  -0.69,
07/01 02Z,  -0.60,  10.07,   8.67,  99.90,  -0.80,  (max)
07/01 03Z,  -0.60,   9.49,   7.96,  99.90,  -0.93,
07/01 04Z,  -0.60,   8.12,   6.55,  99.90,  -0.97,
07/01 05Z,  -0.60,   6.39,   4.92,  99.90,  -0.87,
07/01 06Z,  -0.60,   4.74,   3.32,  99.90,  -0.82,
07/01 07Z,  -0.50,   3.57,   2.25,  99.90,  -0.82,
07/01 08Z,  -0.50,   3.20,   2.03,  99.90,  -0.67,  (min)
07/01 09Z,  -0.50,   3.72,   2.55,  99.90,  -0.67,
07/01 10Z,  -0.50,   4.98,   3.78,  99.90,  -0.70,
07/01 11Z,  -0.50,   6.57,   5.38,  99.90,  -0.69,
07/01 12Z,  -0.60,   8.05,   6.78,  99.90,  -0.67,
07/01 13Z,  -0.60,   9.00,   7.73,  99.90,  -0.67,
07/01 14Z,  -0.50,   9.13,   7.80,  99.90,  -0.83,  (max)
07/01 15Z,  -0.50,   8.30,   6.90,  99.90,  -0.90,
07/01 16Z,  -0.50,   6.70,   5.27,  99.90,  -0.93,
07/01 17Z,  -0.50,   4.73,   3.36,  99.90,  -0.87,
07/01 18Z,  -0.50,   2.84,   1.59,  99.90,  -0.75,
07/01 19Z,  -0.50,   1.48,   0.29,  99.90,  -0.69,
07/01 20Z,  -0.50,   0.98,  -0.12,  99.90,  -0.60,  (min)
07/01 21Z,  -0.50,   1.51,   0.45,  99.90,  -0.56,
07/01 22Z,  -0.50,   2.94,   1.80,  99.90,  -0.64,
07/01 23Z,  -0.50,   4.93,   3.76,  99.90,  -0.67,
07/02 00Z,  -0.50,   7.02,   5.77,  99.90,  -0.75,
07/02 01Z,  -0.50,   8.77,   7.46,  99.90,  -0.81,
07/02 02Z,  -0.50,   9.82,   8.34,  99.90,  -0.98,
07/02 03Z,  -0.50,   9.92,   8.44,  99.90,  -0.98,  (max)
07/02 04Z,  -0.50,   9.11,   7.58,  99.90,  -1.03,
07/02 05Z,  -0.50,   7.66,   6.16,  99.90,  -1.00,
07/02 06Z,  -0.40,   5.95,   4.59,  99.90,  -0.96,
07/02 07Z,  -0.40,   4.39,   3.11,  99.90,  -0.88,
07/02 08Z,  -0.40,   3.35,   2.18,  99.90,  -0.77,
07/02 09Z,  -0.40,   3.06,   1.89,  99.90,  -0.77,  (min)
07/02 10Z,  -0.40,   3.57,   2.39,  99.90,  -0.78,
07/02 11Z,  -0.40,   4.68,   3.48,  99.90,  -0.80,
07/02 12Z,  -0.30,   6.05,   4.81,  99.90,  -0.94,
07/02 13Z,  -0.30,   7.28,   5.98,  99.90,  -1.00,
07/02 14Z,  -0.30,   8.06,   6.73,  99.90,  -1.03,
07/02 15Z,  -0.30,   8.13,   6.75,  99.90,  -1.08,  (max)
07/02 16Z,  -0.30,   7.41,   6.08,  99.90,  -1.03,
07/02 17Z,  -0.30,   6.10,   4.77,  99.90,  -1.03,
07/02 18Z,  -0.30,   4.56,   3.27,  99.90,  -0.99,
07/02 19Z,  -0.30,   3.15,   2.02,  99.90,  -0.83,
07/02 20Z,  -0.20,   2.25,   1.10,  99.90,  -0.95,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/02 21Z,  -0.20,   2.12,  99.90,   0.99,  -0.93,  (min)
07/02 22Z,  -0.20,   2.85,  99.90,   1.73,  -0.92,
07/02 23Z,  -0.20,   4.27,  99.90,   3.17,  -0.90,
07/03 00Z,  -0.20,   6.07,  99.90,   4.98,  -0.89,
07/03 01Z,  -0.20,   7.84,  99.90,   6.77,  -0.87,
07/03 02Z,  -0.30,   9.22,  99.90,   8.06,  -0.86,
07/03 03Z,  -0.30,   9.90,  99.90,   8.75,  -0.84,  (max)
07/03 04Z,  -0.30,   9.71,  99.90,   8.58,  -0.83,
07/03 05Z,  -0.30,   8.73,  99.90,   7.61,  -0.81,
07/03 06Z,  -0.30,   7.22,  99.90,   6.12,  -0.80,
07/03 07Z,  -0.30,   5.54,  99.90,   4.45,  -0.78,
07/03 08Z,  -0.30,   4.05,  99.90,   2.98,  -0.77,
07/03 09Z,  -0.40,   3.08,  99.90,   1.91,  -0.77,
07/03 10Z,  -0.40,   2.81,  99.90,   1.64,  -0.77,  (min)
07/03 11Z,  -0.40,   3.25,  99.90,   2.08,  -0.77,
07/03 12Z,  -0.40,   4.22,  99.90,   3.05,  -0.77,
07/03 13Z,  -0.40,   5.41,  99.90,   4.25,  -0.77,
07/03 14Z,  -0.50,   6.51,  99.90,   5.24,  -0.77,
07/03 15Z,  -0.50,   7.22,  99.90,   5.96,  -0.77,
07/03 16Z,  -0.50,   7.35,  99.90,   6.08,  -0.77,  (max)
07/03 17Z,  -0.50,   6.84,  99.90,   5.57,  -0.77,
07/03 18Z,  -0.50,   5.85,  99.90,   4.59,  -0.77,
07/03 19Z,  -0.50,   4.70,  99.90,   3.43,  -0.77,
07/03 20Z,  -0.50,   3.69,  99.90,   2.42,  -0.77,
07/03 21Z,  -0.50,   3.14,  99.90,   1.87,  -0.77,  (min)
07/03 22Z,  -0.40,   3.23,  99.90,   2.07,  -0.77,
07/03 23Z,  -0.40,   4.02,  99.90,   2.85,  -0.77,
07/04 00Z,  -0.40,   5.36,  99.90,   4.19,  -0.77,
07/04 01Z,  -0.40,   6.95,  99.90,   5.78,  -0.77,
07/04 02Z,  -0.50,   8.43,  99.90,   7.17,  -0.77,
07/04 03Z,  -0.40,   9.50,  99.90,   8.33,  -0.77,
07/04 04Z,  -0.50,   9.90,  99.90,   8.63,  -0.77,  (max)
07/04 05Z,  -0.50,   9.50,  99.90,   8.24,  -0.77,
07/04 06Z,  -0.50,   8.39,  99.90,   7.12,  -0.77,
07/04 07Z,  -0.50,   6.82,  99.90,   5.55,  -0.77,
07/04 08Z,  -0.50,   5.14,  99.90,   3.87,  -0.77,
07/04 09Z,  -0.50,   3.67,  99.90,   2.40,  -0.77,
07/04 10Z,  -0.50,   2.70,  99.90,   1.44,  -0.77,
07/04 11Z,  -0.50,   2.40,  99.90,   1.13,  -0.77,  (min)
07/04 12Z,  -0.50,   2.77,  99.90,   1.50,  -0.77,
07/04 13Z,  -0.50,   3.66,  99.90,   2.39,  -0.77,
07/04 14Z,  -0.50,   4.78,  99.90,   3.52,  -0.77,
07/04 15Z,  -0.50,   5.86,  99.90,   4.59,  -0.77,
07/04 16Z,  -0.50,   6.63,  99.90,   5.37,  -0.77,
07/04 17Z,  -0.50,   6.91,  99.90,   5.64,  -0.77,  (max)
07/04 18Z,  -0.40,   6.63,  99.90,   5.46,  -0.77,
07/04 19Z,  -0.50,   5.92,  99.90,   4.66,  -0.77,
07/04 20Z,  -0.50,   5.07,  99.90,   3.80,  -0.77,
07/04 21Z,  -0.50,   4.33,  99.90,   3.06,  -0.77,
07/04 22Z,  -0.40,   3.96,  99.90,   2.79,  -0.77,  (min)
07/04 23Z,  -0.40,   4.14,  99.90,   2.97,  -0.77,
07/05 00Z,  -0.40,   4.91,  99.90,   3.74,  -0.77,
07/05 01Z,  -0.30,   6.15,  99.90,   5.08,  -0.77,
07/05 02Z,  -0.30,   7.57,  99.90,   6.50,  -0.77,
07/05 03Z,  -0.30,   8.84,  99.90,   7.77,  -0.77,
07/05 04Z,  -0.30,   9.70,  99.90,   8.63,  -0.77,
07/05 05Z,  -0.30,   9.91,  99.90,   8.84,  -0.77,  (max)
07/05 06Z,  -0.30,   9.34,  99.90,   8.28,  -0.77,
07/05 07Z,  -0.40,   8.10,  99.90,   6.93,  -0.77,
07/05 08Z,  -0.40,   6.45,  99.90,   5.29,  -0.77,
07/05 09Z,  -0.40,   4.72,  99.90,   3.55,  -0.77,
07/05 10Z,  -0.30,   3.20,  99.90,   2.13,  -0.77,
07/05 11Z,  -0.30,   2.19,  99.90,   1.12,  -0.77,
07/05 12Z,  -0.30,   1.85,  99.90,   0.79,  -0.77,  (min)
07/05 13Z,  -0.30,   2.22,  99.90,   1.15,  -0.77,
07/05 14Z,  -0.30,   3.12,  99.90,   2.05,  -0.77,
07/05 15Z,  -0.30,   4.29,  99.90,   3.22,  -0.77,
07/05 16Z,  -0.30,   5.46,  99.90,   4.39,  -0.77,
07/05 17Z,  -0.40,   6.39,  99.90,   5.22,  -0.77,
07/05 18Z,  -0.40,   6.84,  99.90,   5.67,  -0.77,  (max)
07/05 19Z,  -0.40,   6.74,  99.90,   5.57,  -0.77,
07/05 20Z,  -0.40,   6.22,  99.90,   5.06,  -0.77,
07/05 21Z,  -0.40,   5.53,  99.90,   4.36,  -0.77,
07/05 22Z,  -0.40,   4.89,  99.90,   3.73,  -0.77,
07/05 23Z,  -0.40,   4.56,  99.90,   3.40,  -0.77,  (min)
07/06 00Z,  -0.30,   4.75,  99.90,   3.68,  -0.77,
07/06 01Z,  -0.30,   5.49,  99.90,   4.42,  -0.77,
07/06 02Z,  -0.30,   6.66,  99.90,   5.59,  -0.77,
07/06 03Z,  -0.30,   7.98,  99.90,   6.92,  -0.77,
07/06 04Z,  -0.40,   9.15,  99.90,   7.99,  -0.77,
07/06 05Z,  -0.40,   9.90,  99.90,   8.73,  -0.77,
07/06 06Z,  -0.40,   9.97,  99.90,   8.80,  -0.77,  (max)
07/06 07Z,  -0.40,   9.25,  99.90,   8.08,  -0.77,
07/06 08Z,  -0.50,   7.86,  99.90,   6.59,  -0.77,
07/06 09Z,  -0.50,   6.08,  99.90,   4.81,  -0.77,
07/06 10Z,  -0.50,   4.21,  99.90,   2.94,  -0.77,
07/06 11Z,  -0.50,   2.59,  99.90,   1.32,  -0.77,
07/06 12Z,  -0.50,   1.54,  99.90,   0.27,  -0.77,