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
#Seldovia, AK : 06/10/2026 03:21:51 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/08 12Z,   0.10,   6.27,   6.45,  99.90,   0.08,  (min)
06/08 13Z,   0.00,   7.98,   8.08,  99.90,   0.10,
06/08 14Z,   0.00,   9.92,   9.98,  99.90,   0.06,
06/08 15Z,   0.00,  11.71,  11.76,  99.90,   0.05,
06/08 16Z,  -0.10,  12.88,  12.97,  99.90,   0.19,
06/08 17Z,  -0.10,  13.00,  13.05,  99.90,   0.15,  (max)
06/08 18Z,   0.00,  11.93,  11.89,  99.90,  -0.04,
06/08 19Z,   0.00,   9.91,  10.01,  99.90,   0.10,
06/08 20Z,   0.00,   7.47,   7.70,  99.90,   0.23,
06/08 21Z,   0.00,   5.18,   5.38,  99.90,   0.20,
06/08 22Z,   0.00,   3.57,   3.75,  99.90,   0.18,
06/08 23Z,  -0.10,   3.08,   3.41,  99.90,   0.43,  (min)
06/09 00Z,   0.00,   3.99,   4.35,  99.90,   0.36,
06/09 01Z,   0.00,   6.02,   6.23,  99.90,   0.21,
06/09 02Z,   0.00,   8.58,   8.69,  99.90,   0.11,
06/09 03Z,   0.00,  11.24,  11.28,  99.90,   0.04,
06/09 04Z,   0.00,  13.53,  13.47,  99.90,  -0.06,
06/09 05Z,   0.00,  14.91,  14.74,  99.90,  -0.17,
06/09 06Z,   0.10,  14.98,  14.87,  99.90,  -0.21,  (max)
06/09 07Z,   0.10,  13.77,  13.77,  99.90,  -0.10,
06/09 08Z,   0.20,  11.59,  11.75,  99.90,  -0.04,
06/09 09Z,   0.20,   9.00,   9.20,  99.90,  -0.00,
06/09 10Z,   0.30,   6.57,   6.72,  99.90,  -0.15,
06/09 11Z,   0.30,   4.85,   5.01,  99.90,  -0.14,
06/09 12Z,   0.30,   4.34,   4.56,  99.90,  -0.08,  (min)
06/09 13Z,   0.20,   5.13,   5.33,  99.90,   0.00,
06/09 14Z,   0.10,   6.79,   6.96,  99.90,   0.07,
06/09 15Z,   0.00,   8.85,   8.91,  99.90,   0.06,
06/09 16Z,   0.00,  10.89,  10.94,  99.90,   0.05,
06/09 17Z,   0.00,  12.40,  12.46,  99.90,   0.06,
06/09 18Z,   0.00,  12.85,  12.79,  99.90,  -0.06,  (max)
06/09 19Z,   0.00,  12.09,  12.00,  99.90,  -0.09,
06/09 20Z,   0.00,  10.35,  10.42,  99.90,   0.07,
06/09 21Z,   0.00,   8.09,   8.22,  99.90,   0.13,
06/09 22Z,   0.00,   5.89,   5.98,  99.90,   0.09,
06/09 23Z,   0.00,   4.28,   4.35,  99.90,   0.07,
06/10 00Z,   0.00,   3.78,   4.00,  99.90,   0.22,  (min)
06/10 01Z,   0.00,   4.69,   4.88,  99.90,   0.19,
06/10 02Z,   0.00,   6.75,   6.80,  99.90,   0.05,
06/10 03Z,   0.10,   9.39,   9.32,  99.90,  -0.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/10 04Z,   0.20,  12.15,  99.90,  12.20,  -0.15,
06/10 05Z,   0.20,  14.49,  99.90,  14.56,  -0.12,
06/10 06Z,   0.20,  15.77,  99.90,  15.87,  -0.10,  (max)
06/10 07Z,   0.20,  15.62,  99.90,  15.75,  -0.07,
06/10 08Z,   0.20,  14.07,  99.90,  14.23,  -0.04,
06/10 09Z,   0.20,  11.51,  99.90,  11.69,  -0.02,
06/10 10Z,   0.10,   8.49,  99.90,   8.59,   0.01,
06/10 11Z,   0.10,   5.61,  99.90,   5.74,   0.03,
06/10 12Z,   0.00,   3.51,  99.90,   3.57,   0.06,
06/10 13Z,   0.00,   2.79,  99.90,   2.87,   0.08,  (min)
06/10 14Z,   0.00,   3.54,  99.90,   3.65,   0.11,
06/10 15Z,   0.00,   5.38,  99.90,   5.51,   0.13,
06/10 16Z,  -0.10,   7.82,  99.90,   7.86,   0.13,
06/10 17Z,  -0.10,  10.39,  99.90,  10.42,   0.13,
06/10 18Z,  -0.10,  12.40,  99.90,  12.43,   0.13,
06/10 19Z,   0.00,  13.27,  99.90,  13.40,   0.13,  (max)
06/10 20Z,   0.00,  12.81,  99.90,  12.94,   0.13,
06/10 21Z,  -0.10,  11.21,  99.90,  11.24,   0.13,
06/10 22Z,   0.00,   8.94,  99.90,   9.08,   0.13,
06/10 23Z,   0.00,   6.60,  99.90,   6.73,   0.13,
06/11 00Z,   0.00,   4.79,  99.90,   4.92,   0.13,
06/11 01Z,  -0.10,   4.17,  99.90,   4.20,   0.13,  (min)
06/11 02Z,  -0.20,   5.09,  99.90,   5.03,   0.13,
06/11 03Z,  -0.30,   7.28,  99.90,   7.11,   0.13,
06/11 04Z,  -0.40,  10.16,  99.90,   9.89,   0.13,
06/11 05Z,  -0.50,  13.17,  99.90,  12.81,   0.13,
06/11 06Z,  -0.50,  15.64,  99.90,  15.27,   0.13,
06/11 07Z,  -0.50,  16.85,  99.90,  16.48,   0.13,  (max)
06/11 08Z,  -0.40,  16.42,  99.90,  16.16,   0.13,
06/11 09Z,  -0.30,  14.45,  99.90,  14.28,   0.13,
06/11 10Z,  -0.20,  11.34,  99.90,  11.28,   0.13,
06/11 11Z,  -0.20,   7.72,  99.90,   7.65,   0.13,
06/11 12Z,  -0.10,   4.26,  99.90,   4.30,   0.13,
06/11 13Z,  -0.20,   1.75,  99.90,   1.68,   0.13,
06/11 14Z,  -0.30,   0.88,  99.90,   0.71,   0.13,  (min)
06/11 15Z,  -0.50,   1.78,  99.90,   1.41,   0.13,
06/11 16Z,  -0.60,   4.03,  99.90,   3.56,   0.13,
06/11 17Z,  -0.60,   7.10,  99.90,   6.63,   0.13,
06/11 18Z,  -0.60,  10.34,  99.90,   9.88,   0.13,
06/11 19Z,  -0.50,  12.92,  99.90,  12.55,   0.13,
06/11 20Z,  -0.50,  14.17,  99.90,  13.81,   0.13,  (max)
06/11 21Z,  -0.50,  13.89,  99.90,  13.52,   0.13,
06/11 22Z,  -0.60,  12.26,  99.90,  11.79,   0.13,
06/11 23Z,  -0.60,   9.77,  99.90,   9.31,   0.13,
06/12 00Z,  -0.70,   7.09,  99.90,   6.52,   0.13,
06/12 01Z,  -0.70,   4.96,  99.90,   4.39,   0.13,
06/12 02Z,  -0.70,   4.20,  99.90,   3.63,   0.13,  (min)
06/12 03Z,  -0.70,   5.21,  99.90,   4.64,   0.13,
06/12 04Z,  -0.80,   7.67,  99.90,   7.00,   0.13,
06/12 05Z,  -0.70,  10.94,  99.90,  10.37,   0.13,
06/12 06Z,  -0.70,  14.31,  99.90,  13.75,   0.13,
06/12 07Z,  -0.60,  16.94,  99.90,  16.47,   0.13,
06/12 08Z,  -0.50,  18.04,  99.90,  17.67,   0.13,  (max)
06/12 09Z,  -0.40,  17.28,  99.90,  17.01,   0.13,
06/12 10Z,  -0.40,  14.77,  99.90,  14.51,   0.13,
06/12 11Z,  -0.50,  11.01,  99.90,  10.65,   0.13,
06/12 12Z,  -0.50,   6.69,  99.90,   6.32,   0.13,
06/12 13Z,  -0.60,   2.61,  99.90,   2.14,   0.13,
06/12 14Z,  -0.70,  -0.26,  99.90,  -0.83,   0.13,
06/12 15Z,  -0.80,  -1.12,  99.90,  -1.79,   0.13,  (min)
06/12 16Z,  -0.80,   0.13,  99.90,  -0.54,   0.13,
06/12 17Z,  -0.90,   3.00,  99.90,   2.23,   0.13,
06/12 18Z,  -0.80,   6.83,  99.90,   6.16,   0.13,
06/12 19Z,  -0.70,  10.78,  99.90,  10.21,   0.13,
06/12 20Z,  -0.70,  13.86,  99.90,  13.29,   0.13,
06/12 21Z,  -0.60,  15.37,  99.90,  14.91,   0.13,  (max)
06/12 22Z,  -0.60,  15.10,  99.90,  14.63,   0.13,
06/12 23Z,  -0.60,  13.24,  99.90,  12.78,   0.13,
06/13 00Z,  -0.60,  10.36,  99.90,   9.89,   0.13,
06/13 01Z,  -0.60,   7.20,  99.90,   6.73,   0.13,
06/13 02Z,  -0.60,   4.72,  99.90,   4.25,   0.13,
06/13 03Z,  -0.60,   3.90,  99.90,   3.44,   0.13,  (min)
06/13 04Z,  -0.60,   5.14,  99.90,   4.67,   0.13,
06/13 05Z,  -0.60,   8.02,  99.90,   7.55,   0.13,
06/13 06Z,  -0.60,  11.77,  99.90,  11.31,   0.13,
06/13 07Z,  -0.50,  15.52,  99.90,  15.16,   0.13,
06/13 08Z,  -0.40,  18.26,  99.90,  18.00,   0.13,
06/13 09Z,  -0.30,  19.20,  99.90,  19.03,   0.13,  (max)
06/13 10Z,  -0.40,  18.04,  99.90,  17.77,   0.13,
06/13 11Z,  -0.40,  14.94,  99.90,  14.68,   0.13,
06/13 12Z,  -0.50,  10.48,  99.90,  10.11,   0.13,
06/13 13Z,  -0.60,   5.43,  99.90,   4.97,   0.13,
06/13 14Z,  -0.60,   0.80,  99.90,   0.34,   0.13,
06/13 15Z,  -0.60,  -2.26,  99.90,  -2.73,   0.13,
06/13 16Z,  -0.60,  -2.90,  99.90,  -3.37,   0.13,  (min)
06/13 17Z,  -0.50,  -1.12,  99.90,  -1.48,   0.13,
06/13 18Z,  -0.40,   2.48,  99.90,   2.22,   0.13,
06/13 19Z,  99.90,   7.07,  99.90,  99.90,   0.13,
06/13 20Z,  99.90,  11.61,  99.90,  99.90,   0.13,
06/13 21Z,  99.90,  15.03,  99.90,  99.90,   0.13,
06/13 22Z,  99.90,  16.63,  99.90,  99.90,   0.13,
06/13 23Z,  99.90,  16.19,  99.90,  99.90,   0.13,
06/14 00Z,  99.90,  13.94,  99.90,  99.90,   0.13,