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
#Yakutat, AK : 07/12/2026 15:21:56 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 00Z,  -0.30,   3.72,   3.26,  99.90,  -0.16,  (min)
07/11 01Z,  -0.30,   4.37,   3.78,  99.90,  -0.29,
07/11 02Z,  -0.30,   5.63,   4.97,  99.90,  -0.36,
07/11 03Z,  -0.30,   7.24,   6.57,  99.90,  -0.37,
07/11 04Z,  -0.30,   8.84,   8.10,  99.90,  -0.44,
07/11 05Z,  -0.30,  10.03,   9.44,  99.90,  -0.29,
07/11 06Z,  -0.30,  10.47,   9.62,  99.90,  -0.55,  (max)
07/11 07Z,  -0.20,   9.97,   9.19,  99.90,  -0.58,
07/11 08Z,  -0.20,   8.54,   7.79,  99.90,  -0.55,
07/11 09Z,  -0.20,   6.40,   5.69,  99.90,  -0.51,
07/11 10Z,  -0.20,   3.95,   3.30,  99.90,  -0.45,
07/11 11Z,  -0.20,   1.65,   1.10,  99.90,  -0.35,
07/11 12Z,  -0.30,  -0.06,  -0.54,  99.90,  -0.18,
07/11 13Z,  -0.20,  -0.87,  -1.43,  99.90,  -0.36,  (min)
07/11 14Z,  -0.20,  -0.68,  -1.13,  99.90,  -0.25,
07/11 15Z,  -0.20,   0.42,  -0.15,  99.90,  -0.37,
07/11 16Z,  -0.20,   2.11,   1.58,  99.90,  -0.33,
07/11 17Z,  -0.20,   3.99,   3.33,  99.90,  -0.46,
07/11 18Z,  -0.20,   5.63,   5.01,  99.90,  -0.42,
07/11 19Z,  -0.20,   6.68,   5.89,  99.90,  -0.59,
07/11 20Z,  -0.20,   6.99,   6.31,  99.90,  -0.48,  (max)
07/11 21Z,  -0.20,   6.57,   5.96,  99.90,  -0.41,
07/11 22Z,  -0.10,   5.68,   5.03,  99.90,  -0.55,
07/11 23Z,  -0.10,   4.65,   4.14,  99.90,  -0.41,
07/12 00Z,  -0.20,   3.90,   3.26,  99.90,  -0.44,
07/12 01Z,  -0.20,   3.73,   3.18,  99.90,  -0.35,  (min)
07/12 02Z,  -0.20,   4.32,   3.76,  99.90,  -0.36,
07/12 03Z,  -0.20,   5.62,   4.86,  99.90,  -0.56,
07/12 04Z,  -0.20,   7.36,   6.68,  99.90,  -0.48,
07/12 05Z,  -0.20,   9.13,   8.47,  99.90,  -0.46,
07/12 06Z,  -0.20,  10.47,   9.81,  99.90,  -0.46,
07/12 07Z,  -0.20,  10.99,  10.14,  99.90,  -0.65,  (max)
07/12 08Z,  -0.20,  10.45,   9.62,  99.90,  -0.63,
07/12 09Z,  -0.20,   8.84,   8.15,  99.90,  -0.49,
07/12 10Z,  -0.20,   6.43,   5.77,  99.90,  -0.46,
07/12 11Z,  -0.20,   3.65,   3.03,  99.90,  -0.42,
07/12 12Z,  -0.20,   1.04,   0.59,  99.90,  -0.25,
07/12 13Z,  -0.20,  -0.89,  -1.43,  99.90,  -0.34,
07/12 14Z,  -0.10,  -1.78,  -2.30,  99.90,  -0.42,  (min)
07/12 15Z,  -0.10,  -1.49,  -1.92,  99.90,  -0.33,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/12 16Z,  -0.20,  -0.15,  99.90,  -0.68,  -0.32,
07/12 17Z,  -0.20,   1.88,  99.90,   1.37,  -0.32,
07/12 18Z,  -0.20,   4.12,  99.90,   3.61,  -0.31,
07/12 19Z,  -0.20,   6.06,  99.90,   5.56,  -0.31,
07/12 20Z,  -0.20,   7.30,  99.90,   6.80,  -0.30,
07/12 21Z,  -0.30,   7.62,  99.90,   7.03,  -0.29,  (max)
07/12 22Z,  -0.30,   7.09,  99.90,   6.50,  -0.29,
07/12 23Z,  -0.30,   5.97,  99.90,   5.39,  -0.28,
07/13 00Z,  -0.30,   4.69,  99.90,   4.11,  -0.28,
07/13 01Z,  -0.30,   3.72,  99.90,   3.15,  -0.27,
07/13 02Z,  -0.30,   3.43,  99.90,   2.87,  -0.26,  (min)
07/13 03Z,  -0.30,   4.03,  99.90,   3.48,  -0.26,
07/13 04Z,  -0.40,   5.46,  99.90,   4.80,  -0.26,
07/13 05Z,  -0.40,   7.41,  99.90,   6.75,  -0.26,
07/13 06Z,  -0.50,   9.40,  99.90,   8.64,  -0.26,
07/13 07Z,  -0.50,  10.91,  99.90,  10.15,  -0.26,
07/13 08Z,  -0.50,  11.47,  99.90,  10.71,  -0.26,  (max)
07/13 09Z,  -0.50,  10.83,  99.90,  10.07,  -0.26,
07/13 10Z,  -0.50,   9.00,  99.90,   8.25,  -0.26,
07/13 11Z,  -0.50,   6.28,  99.90,   5.53,  -0.26,
07/13 12Z,  -0.50,   3.19,  99.90,   2.43,  -0.26,
07/13 13Z,  -0.60,   0.34,  99.90,  -0.52,  -0.26,
07/13 14Z,  -0.60,  -1.69,  99.90,  -2.55,  -0.26,
07/13 15Z,  -0.60,  -2.51,  99.90,  -3.37,  -0.26,  (min)
07/13 16Z,  -0.60,  -2.01,  99.90,  -2.86,  -0.26,
07/13 17Z,  -0.60,  -0.34,  99.90,  -1.20,  -0.26,
07/13 18Z,  -0.60,   2.05,  99.90,   1.20,  -0.26,
07/13 19Z,  -0.60,   4.60,  99.90,   3.74,  -0.26,
07/13 20Z,  -0.60,   6.72,  99.90,   5.87,  -0.26,
07/13 21Z,  -0.50,   7.99,  99.90,   7.23,  -0.26,
07/13 22Z,  -0.50,   8.18,  99.90,   7.42,  -0.26,  (max)
07/13 23Z,  -0.50,   7.40,  99.90,   6.64,  -0.26,
07/14 00Z,  -0.50,   5.97,  99.90,   5.22,  -0.26,
07/14 01Z,  -0.50,   4.42,  99.90,   3.66,  -0.26,
07/14 02Z,  -0.50,   3.27,  99.90,   2.51,  -0.26,
07/14 03Z,  -0.60,   2.95,  99.90,   2.09,  -0.26,  (min)
07/14 04Z,  -0.60,   3.65,  99.90,   2.79,  -0.26,
07/14 05Z,  -0.60,   5.27,  99.90,   4.41,  -0.26,
07/14 06Z,  -0.60,   7.46,  99.90,   6.60,  -0.26,
07/14 07Z,  -0.60,   9.65,  99.90,   8.79,  -0.26,
07/14 08Z,  -0.60,  11.26,  99.90,  10.40,  -0.26,
07/14 09Z,  -0.60,  11.78,  99.90,  10.92,  -0.26,  (max)
07/14 10Z,  -0.50,  10.97,  99.90,  10.21,  -0.26,
07/14 11Z,  -0.50,   8.88,  99.90,   8.13,  -0.26,
07/14 12Z,  -0.60,   5.89,  99.90,   5.03,  -0.26,
07/14 13Z,  -0.50,   2.58,  99.90,   1.82,  -0.26,
07/14 14Z,  -0.50,  -0.37,  99.90,  -1.12,  -0.26,
07/14 15Z,  -0.50,  -2.34,  99.90,  -3.09,  -0.26,
07/14 16Z,  -0.50,  -2.94,  99.90,  -3.70,  -0.26,  (min)
07/14 17Z,  -0.50,  -2.11,  99.90,  -2.86,  -0.26,
07/14 18Z,  -0.50,  -0.08,  99.90,  -0.84,  -0.26,
07/14 19Z,  -0.50,   2.62,  99.90,   1.87,  -0.26,
07/14 20Z,  -0.50,   5.36,  99.90,   4.61,  -0.26,
07/14 21Z,  -0.50,   7.51,  99.90,   6.76,  -0.26,
07/14 22Z,  -0.50,   8.63,  99.90,   7.88,  -0.26,  (max)
07/14 23Z,  -0.50,   8.56,  99.90,   7.80,  -0.26,
07/15 00Z,  -0.50,   7.44,  99.90,   6.69,  -0.26,
07/15 01Z,  -0.50,   5.71,  99.90,   4.95,  -0.26,
07/15 02Z,  -0.50,   3.93,  99.90,   3.17,  -0.26,
07/15 03Z,  -0.50,   2.69,  99.90,   1.94,  -0.26,
07/15 04Z,  -0.50,   2.43,  99.90,   1.67,  -0.26,  (min)
07/15 05Z,  -0.50,   3.29,  99.90,   2.54,  -0.26,
07/15 06Z,  -0.50,   5.14,  99.90,   4.38,  -0.26,
07/15 07Z,  -0.50,   7.51,  99.90,   6.76,  -0.26,
07/15 08Z,  -0.50,   9.81,  99.90,   9.06,  -0.26,
07/15 09Z,  -0.50,  11.40,  99.90,  10.64,  -0.26,
07/15 10Z,  -0.50,  11.78,  99.90,  11.02,  -0.26,  (max)
07/15 11Z,  -0.50,  10.75,  99.90,   9.99,  -0.26,
07/15 12Z,  -0.50,   8.42,  99.90,   7.66,  -0.26,
07/15 13Z,  -0.50,   5.24,  99.90,   4.48,  -0.26,
07/15 14Z,  -0.50,   1.87,  99.90,   1.12,  -0.26,
07/15 15Z,  -0.50,  -0.97,  99.90,  -1.73,  -0.26,
07/15 16Z,  -0.50,  -2.69,  99.90,  -3.45,  -0.26,
07/15 17Z,  -0.50,  -2.94,  99.90,  -3.70,  -0.26,  (min)
07/15 18Z,  -0.40,  -1.72,  99.90,  -2.38,  -0.26,
07/15 19Z,  -0.40,   0.63,  99.90,  -0.02,  -0.26,
07/15 20Z,  -0.40,   3.54,  99.90,   2.88,  -0.26,
07/15 21Z,  -0.40,   6.30,  99.90,   5.65,  -0.26,
07/15 22Z,  -0.40,   8.30,  99.90,   7.65,  -0.26,
07/15 23Z,  -0.50,   9.14,  99.90,   8.38,  -0.26,  (max)
07/16 00Z,  -0.50,   8.70,  99.90,   7.95,  -0.26,
07/16 01Z,  -0.50,   7.25,  99.90,   6.49,  -0.26,
07/16 02Z,  -0.50,   5.25,  99.90,   4.50,  -0.26,
07/16 03Z,  -0.50,   3.36,  99.90,   2.60,  -0.26,
07/16 04Z,  -0.50,   2.14,  99.90,   1.38,  -0.26,
07/16 05Z,  -0.50,   2.01,  99.90,   1.25,  -0.26,  (min)
07/16 06Z,  -0.50,   3.06,  99.90,   2.30,  -0.26,
07/16 07Z,  99.90,   5.07,  99.90,  99.90,  -0.26,
07/16 08Z,  99.90,   7.53,  99.90,  99.90,  -0.26,
07/16 09Z,  99.90,   9.79,  99.90,  99.90,  -0.26,
07/16 10Z,  99.90,  11.23,  99.90,  99.90,  -0.26,
07/16 11Z,  99.90,  11.39,  99.90,  99.90,  -0.26,
07/16 12Z,  99.90,  10.12,  99.90,  99.90,  -0.26,