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
#Anchorage, AK : 02/06/2026 19:21:06 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/05 00Z,   0.50,   2.24,   3.81,  99.90,   1.07,
02/05 01Z,   0.60,   3.25,   2.75,  99.90,  -1.10,  (min)
02/05 02Z,   0.60,   9.86,  11.78,  99.90,   1.32,
02/05 03Z,   0.60,  18.02,  19.32,  99.90,   0.70,
02/05 04Z,   0.60,  24.58,  25.73,  99.90,   0.55,
02/05 05Z,   0.60,  28.81,  29.91,  99.90,   0.50,
02/05 06Z,   0.50,  29.95,  31.24,  99.90,   0.79,  (max)
02/05 07Z,   0.40,  27.83,  28.16,  99.90,  -0.07,
02/05 08Z,   0.40,  23.38,  22.86,  99.90,  -0.92,
02/05 09Z,   0.40,  17.57,  17.55,  99.90,  -0.42,
02/05 10Z,   0.50,  11.33,  12.43,  99.90,   0.60,
02/05 11Z,   0.60,   5.43,   7.34,  99.90,   1.31,
02/05 12Z,   0.50,   0.84,   2.52,  99.90,   1.18,
02/05 13Z,   0.50,   0.40,  -0.87,  99.90,  -1.77,  (min)
02/05 14Z,   0.50,   5.95,   6.47,  99.90,   0.02,
02/05 15Z,   0.60,  14.59,  15.05,  99.90,  -0.14,
02/05 16Z,   0.60,  22.25,  22.38,  99.90,  -0.47,
02/05 17Z,   0.60,  27.67,  27.76,  99.90,  -0.51,
02/05 18Z,   0.50,  30.46,  30.97,  99.90,   0.01,  (max)
02/05 19Z,   0.40,  30.03,  30.50,  99.90,   0.07,
02/05 20Z,   0.30,  26.83,  26.28,  99.90,  -0.85,
02/05 21Z,   0.30,  21.77,  20.78,  99.90,  -1.29,
02/05 22Z,   0.20,  15.76,  15.75,  99.90,  -0.21,
02/05 23Z,   0.20,   9.78,  10.80,  99.90,   0.82,
02/06 00Z,   0.20,   4.54,   6.05,  99.90,   1.31,
02/06 01Z,   0.20,   2.00,   2.29,  99.90,   0.09,  (min)
02/06 02Z,   0.20,   4.93,   5.51,  99.90,   0.38,
02/06 03Z,   0.20,  12.35,  13.60,  99.90,   1.05,
02/06 04Z,   0.20,  19.96,  20.59,  99.90,   0.43,
02/06 05Z,   0.20,  25.44,  25.84,  99.90,   0.20,
02/06 06Z,   0.10,  28.59,  29.01,  99.90,   0.32,  (max)
02/06 07Z,   0.00,  28.76,  28.97,  99.90,   0.21,
02/06 08Z,   0.00,  25.89,  25.23,  99.90,  -0.66,
02/06 09Z,   0.00,  20.89,  19.98,  99.90,  -0.91,
02/06 10Z,   0.00,  14.85,  15.02,  99.90,   0.17,
02/06 11Z,   0.00,   9.04,  10.09,  99.90,   1.05,
02/06 12Z,  -0.10,   4.35,   5.31,  99.90,   1.06,
02/06 13Z,  -0.10,   1.75,   1.27,  99.90,  -0.38,  (min)
02/06 14Z,  -0.20,   3.63,   2.66,  99.90,  -0.77,
02/06 15Z,  -0.20,  10.57,  11.34,  99.90,   0.97,
02/06 16Z,  -0.20,  18.88,  18.81,  99.90,   0.13,
02/06 17Z,  -0.20,  25.11,  24.82,  99.90,  -0.09,
02/06 18Z,  -0.20,  28.88,  29.00,  99.90,   0.32,
02/06 19Z,  -0.20,  30.10,  30.59,  99.90,   0.69,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/06 20Z,  -0.30,  28.33,  99.90,  28.70,   0.67,
02/06 21Z,  -0.30,  24.14,  99.90,  24.48,   0.64,
02/06 22Z,  -0.40,  18.48,  99.90,  18.69,   0.61,
02/06 23Z,  -0.40,  12.51,  99.90,  12.69,   0.58,
02/07 00Z,  -0.40,   7.32,  99.90,   7.48,   0.55,
02/07 01Z,  -0.40,   3.50,  99.90,   3.62,   0.52,
02/07 02Z,  -0.40,   2.79,  99.90,   2.89,   0.50,  (min)
02/07 03Z,  -0.40,   7.13,  99.90,   7.20,   0.47,
02/07 04Z,  -0.30,  14.58,  99.90,  14.72,   0.44,
02/07 05Z,  -0.20,  21.12,  99.90,  21.33,   0.41,
02/07 06Z,  -0.20,  25.43,  99.90,  25.61,   0.38,
02/07 07Z,  -0.10,  27.65,  99.90,  27.90,   0.35,  (max)
02/07 08Z,  -0.10,  27.09,  99.90,  27.35,   0.35,
02/07 09Z,  -0.10,  23.69,  99.90,  23.95,   0.35,
02/07 10Z,  -0.10,  18.40,  99.90,  18.66,   0.35,
02/07 11Z,  -0.10,  12.55,  99.90,  12.81,   0.35,
02/07 12Z,  -0.10,   7.69,  99.90,   7.95,   0.35,
02/07 13Z,  -0.10,   4.57,  99.90,   4.82,   0.35,
02/07 14Z,  -0.10,   3.90,  99.90,   4.16,   0.35,  (min)
02/07 15Z,  -0.10,   7.50,  99.90,   7.76,   0.35,
02/07 16Z,  -0.10,  14.88,  99.90,  15.13,   0.35,
02/07 17Z,   0.00,  22.06,  99.90,  22.42,   0.35,
02/07 18Z,   0.00,  26.60,  99.90,  26.96,   0.35,
02/07 19Z,   0.00,  28.85,  99.90,  29.21,   0.35,  (max)
02/07 20Z,   0.00,  28.78,  99.90,  29.13,   0.35,
02/07 21Z,   0.00,  26.00,  99.90,  26.36,   0.35,
02/07 22Z,   0.00,  21.17,  99.90,  21.52,   0.35,
02/07 23Z,   0.00,  15.36,  99.90,  15.72,   0.35,
02/08 00Z,   0.00,   9.98,  99.90,  10.33,   0.35,
02/08 01Z,   0.10,   5.96,  99.90,   6.41,   0.35,
02/08 02Z,   0.10,   3.56,  99.90,   4.01,   0.35,  (min)
02/08 03Z,   0.20,   4.23,  99.90,   4.78,   0.35,
02/08 04Z,   0.30,   9.18,  99.90,   9.83,   0.35,
02/08 05Z,   0.40,  15.93,  99.90,  16.69,   0.35,
02/08 06Z,   0.40,  21.18,  99.90,  21.94,   0.35,
02/08 07Z,   0.50,  24.54,  99.90,  25.39,   0.35,
02/08 08Z,   0.50,  26.19,  99.90,  27.04,   0.35,  (max)
02/08 09Z,   0.50,  25.25,  99.90,  26.10,   0.35,
02/08 10Z,   0.50,  21.67,  99.90,  22.52,   0.35,
02/08 11Z,   0.50,  16.49,  99.90,  17.35,   0.35,
02/08 12Z,   0.50,  11.31,  99.90,  12.17,   0.35,
02/08 13Z,   0.60,   7.71,  99.90,   8.67,   0.35,
02/08 14Z,   0.60,   6.05,  99.90,   7.01,   0.35,  (min)
02/08 15Z,   0.60,   6.77,  99.90,   7.72,   0.35,
02/08 16Z,   0.60,  11.16,  99.90,  12.12,   0.35,
02/08 17Z,   0.60,  18.03,  99.90,  18.98,   0.35,
02/08 18Z,   0.60,  23.65,  99.90,  24.61,   0.35,
02/08 19Z,   0.50,  26.63,  99.90,  27.48,   0.35,
02/08 20Z,   0.50,  27.76,  99.90,  28.61,   0.35,  (max)
02/08 21Z,   0.40,  26.84,  99.90,  27.60,   0.35,
02/08 22Z,   0.40,  23.52,  99.90,  24.28,   0.35,
02/08 23Z,   0.30,  18.53,  99.90,  19.18,   0.35,
02/09 00Z,   0.30,  13.10,  99.90,  13.76,   0.35,
02/09 01Z,   0.30,   8.67,  99.90,   9.32,   0.35,
02/09 02Z,   0.30,   5.79,  99.90,   6.44,   0.35,
02/09 03Z,   0.20,   4.35,  99.90,   4.90,   0.35,  (min)
02/09 04Z,   0.20,   5.64,  99.90,   6.20,   0.35,
02/09 05Z,   0.20,  10.41,  99.90,  10.96,   0.35,
02/09 06Z,   0.20,  16.07,  99.90,  16.62,   0.35,
02/09 07Z,   0.20,  20.19,  99.90,  20.75,   0.35,
02/09 08Z,   0.10,  23.05,  99.90,  23.51,   0.35,
02/09 09Z,   0.10,  24.59,  99.90,  25.05,   0.35,  (max)
02/09 10Z,   0.00,  23.69,  99.90,  24.04,   0.35,
02/09 11Z,   0.00,  20.33,  99.90,  20.68,   0.35,
02/09 12Z,   0.00,  15.67,  99.90,  16.03,   0.35,
02/09 13Z,   0.00,  11.45,  99.90,  11.80,   0.35,
02/09 14Z,   0.00,   9.01,  99.90,   9.37,   0.35,
02/09 15Z,   0.00,   8.26,  99.90,   8.62,   0.35,  (min)
02/09 16Z,   0.00,   9.48,  99.90,   9.84,   0.35,
02/09 17Z,   0.00,  13.76,  99.90,  14.11,   0.35,
02/09 18Z,   0.00,  19.52,  99.90,  19.88,   0.35,
02/09 19Z,   0.00,  23.59,  99.90,  23.95,   0.35,
02/09 20Z,   0.00,  25.48,  99.90,  25.83,   0.35,
02/09 21Z,   0.00,  26.07,  99.90,  26.42,   0.35,  (max)
02/09 22Z,   0.00,  24.86,  99.90,  25.22,   0.35,
02/09 23Z,   0.00,  21.51,  99.90,  21.86,   0.35,
02/10 00Z,   0.00,  16.83,  99.90,  17.19,   0.35,
02/10 01Z,   0.00,  12.11,  99.90,  12.47,   0.35,
02/10 02Z,   0.00,   8.63,  99.90,   8.98,   0.35,
02/10 03Z,   0.00,   6.43,  99.90,   6.78,   0.35,
02/10 04Z,   0.10,   5.22,  99.90,   5.67,   0.35,  (min)
02/10 05Z,   0.10,   6.40,  99.90,   6.85,   0.35,
02/10 06Z,   0.20,  10.49,  99.90,  11.05,   0.35,
02/10 07Z,   0.20,  15.08,  99.90,  15.63,   0.35,
02/10 08Z,   0.10,  18.55,  99.90,  19.01,   0.35,
02/10 09Z,   0.00,  21.48,  99.90,  21.84,   0.35,
02/10 10Z,   0.00,  23.36,  99.90,  23.72,   0.35,  (max)
02/10 11Z,   0.00,  22.86,  99.90,  23.21,   0.35,
02/10 12Z,   0.00,  20.03,  99.90,  20.39,   0.35,