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 : 10/11/2026 05:21:14 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/09 12Z,  -0.40,   0.23,   1.17,  99.90,   1.34,
10/09 13Z,  -0.30,   7.48,   7.02,  99.90,  -0.16,
10/09 14Z,  -0.30,  12.62,  11.33,  99.90,  -0.99,
10/09 15Z,  -0.30,  14.01,  13.44,  99.90,  -0.27,  (max)
10/09 16Z,  -0.30,  11.99,  11.76,  99.90,   0.07,
10/09 17Z,  -0.30,   7.75,   6.94,  99.90,  -0.51,
10/09 18Z,  -0.40,   2.38,   1.29,  99.90,  -0.69,
10/09 19Z,  -0.40,  -3.71,  -4.31,  99.90,  -0.20,
10/09 20Z,  -0.40, -10.35,  -9.33,  99.90,   1.42,
10/09 21Z,  -0.40, -15.09, -13.87,  99.90,   1.62,
10/09 22Z,  -0.40, -14.42, -16.61,  99.90,  -1.79,  (min)
10/09 23Z,  -0.40,  -8.68,  -8.23,  99.90,   0.85,
10/10 00Z,  -0.50,  -1.05,   0.17,  99.90,   1.72,
10/10 01Z,  -0.50,   6.56,   6.63,  99.90,   0.57,
10/10 02Z,  -0.50,  12.70,  11.45,  99.90,  -0.75,
10/10 03Z,  -0.50,  15.42,  14.40,  99.90,  -0.52,  (max)
10/10 04Z,  -0.50,  14.39,  13.75,  99.90,  -0.14,
10/10 05Z,  -0.50,  10.70,   9.24,  99.90,  -0.96,
10/10 06Z,  -0.50,   5.42,   3.42,  99.90,  -1.50,
10/10 07Z,  -0.50,  -0.77,  -2.52,  99.90,  -1.25,
10/10 08Z,  -0.50,  -7.84,  -7.82,  99.90,   0.52,
10/10 09Z,  -0.40, -14.42, -12.61,  99.90,   2.21,
10/10 10Z,  -0.40, -16.67, -16.73,  99.90,   0.34,  (min)
10/10 11Z,  -0.40, -12.82, -13.75,  99.90,  -0.53,
10/10 12Z,  -0.40,  -5.50,  -3.96,  99.90,   1.94,
10/10 13Z,  -0.40,   2.46,   3.56,  99.90,   1.50,
10/10 14Z,  -0.30,   9.56,   9.22,  99.90,  -0.04,
10/10 15Z,  -0.30,  13.80,  13.11,  99.90,  -0.39,
10/10 16Z,  -0.20,  14.04,  14.30,  99.90,   0.46,  (max)
10/10 17Z,  -0.20,  11.12,  11.47,  99.90,   0.55,
10/10 18Z,  -0.20,   6.39,   5.84,  99.90,  -0.35,
10/10 19Z,  -0.10,   0.88,  -0.07,  99.90,  -0.85,
10/10 20Z,  -0.10,  -5.10,  -5.67,  99.90,  -0.47,
10/10 21Z,  -0.10, -11.15, -10.59,  99.90,   0.66,
10/10 22Z,  -0.10, -14.39, -14.88,  99.90,  -0.39,  (min)
10/10 23Z,  -0.10, -11.82, -13.59,  99.90,  -1.67,
10/11 00Z,  -0.10,  -4.86,  -3.62,  99.90,   1.34,
10/11 01Z,  -0.10,   2.98,   4.00,  99.90,   1.12,
10/11 02Z,  -0.10,   9.90,   9.92,  99.90,   0.12,
10/11 03Z,  -0.10,  14.48,  14.07,  99.90,  -0.31,
10/11 04Z,  -0.10,  15.32,  15.57,  99.90,   0.35,  (max)
10/11 05Z,  -0.10,  12.80,  12.73,  99.90,   0.03,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/11 06Z,  -0.20,   8.22,  99.90,   8.05,   0.03,
10/11 07Z,  -0.20,   2.58,  99.90,   2.41,   0.03,
10/11 08Z,  -0.20,  -3.63,  99.90,  -3.80,   0.04,
10/11 09Z,  -0.20, -10.41,  99.90, -10.58,   0.04,
10/11 10Z,  -0.30, -15.90,  99.90, -16.16,   0.04,
10/11 11Z,  -0.30, -16.27,  99.90, -16.54,   0.04,  (min)
10/11 12Z,  -0.30, -10.77,  99.90, -11.03,   0.04,
10/11 13Z,  -0.30,  -2.72,  99.90,  -2.98,   0.04,
10/11 14Z,  -0.30,   5.13,  99.90,   4.87,   0.04,
10/11 15Z,  -0.30,  11.34,  99.90,  11.08,   0.04,
10/11 16Z,  -0.30,  14.18,  99.90,  13.92,   0.04,  (max)
10/11 17Z,  -0.40,  13.15,  99.90,  12.80,   0.05,
10/11 18Z,  -0.40,   9.47,  99.90,   9.12,   0.05,
10/11 19Z,  -0.40,   4.46,  99.90,   4.10,   0.05,
10/11 20Z,  -0.30,  -0.93,  99.90,  -1.18,   0.05,
10/11 21Z,  -0.30,  -6.45,  99.90,  -6.71,   0.05,
10/11 22Z,  -0.20, -11.39,  99.90, -11.55,   0.05,
10/11 23Z,  -0.20, -12.66,  99.90, -12.81,   0.05,  (min)
10/12 00Z,  -0.10,  -8.13,  99.90,  -8.18,   0.05,
10/12 01Z,  -0.10,  -0.36,  99.90,  -0.42,   0.05,
10/12 02Z,  -0.10,   6.98,  99.90,   6.93,   0.05,
10/12 03Z,  -0.10,  12.46,  99.90,  12.41,   0.05,
10/12 04Z,  -0.10,  15.02,  99.90,  14.97,   0.05,  (max)
10/12 05Z,  -0.10,  13.94,  99.90,  13.89,   0.05,
10/12 06Z,  -0.10,  10.15,  99.90,  10.09,   0.05,
10/12 07Z,  -0.10,   4.97,  99.90,   4.92,   0.05,
10/12 08Z,  -0.10,  -0.74,  99.90,  -0.79,   0.05,
10/12 09Z,  -0.10,  -6.64,  99.90,  -6.70,   0.05,
10/12 10Z,  -0.10, -12.62,  99.90, -12.68,   0.05,
10/12 11Z,  -0.20, -16.42,  99.90, -16.57,   0.05,  (min)
10/12 12Z,  -0.20, -14.60,  99.90, -14.76,   0.05,
10/12 13Z,  -0.20,  -7.66,  99.90,  -7.82,   0.05,
10/12 14Z,  -0.20,   0.54,  99.90,   0.39,   0.05,
10/12 15Z,  -0.20,   7.61,  99.90,   7.46,   0.05,
10/12 16Z,  -0.20,  12.44,  99.90,  12.29,   0.05,
10/12 17Z,  -0.20,  13.75,  99.90,  13.59,   0.05,  (max)
10/12 18Z,  -0.20,  11.61,  99.90,  11.46,   0.05,
10/12 19Z,  -0.20,   7.38,  99.90,   7.22,   0.05,
10/12 20Z,  -0.30,   2.26,  99.90,   2.01,   0.05,
10/12 21Z,  -0.30,  -2.81,  99.90,  -3.06,   0.05,
10/12 22Z,  -0.30,  -7.57,  99.90,  -7.82,   0.05,
10/12 23Z,  -0.40, -10.97,  99.90, -11.33,   0.05,  (min)
10/13 00Z,  -0.40, -10.03,  99.90, -10.39,   0.05,
10/13 01Z,  -0.30,  -3.82,  99.90,  -4.08,   0.05,
10/13 02Z,  -0.30,   4.07,  99.90,   3.81,   0.05,
10/13 03Z,  -0.30,  10.23,  99.90,   9.97,   0.05,
10/13 04Z,  -0.20,  13.81,  99.90,  13.66,   0.05,
10/13 05Z,  -0.20,  14.29,  99.90,  14.13,   0.05,  (max)
10/13 06Z,  -0.20,  11.57,  99.90,  11.41,   0.05,
10/13 07Z,  -0.20,   6.87,  99.90,   6.72,   0.05,
10/13 08Z,  -0.20,   1.38,  99.90,   1.23,   0.05,
10/13 09Z,  -0.20,  -4.15,  99.90,  -4.30,   0.05,
10/13 10Z,  -0.20,  -9.44,  99.90,  -9.59,   0.05,
10/13 11Z,  -0.20, -14.15,  99.90, -14.31,   0.05,
10/13 12Z,  -0.20, -15.85,  99.90, -16.01,   0.05,  (min)
10/13 13Z,  -0.10, -11.90,  99.90, -11.96,   0.05,
10/13 14Z,  -0.10,  -4.06,  99.90,  -4.12,   0.05,
10/13 15Z,   0.00,   3.63,  99.90,   3.68,   0.05,
10/13 16Z,   0.00,   9.44,  99.90,   9.48,   0.05,
10/13 17Z,   0.00,  12.73,  99.90,  12.77,   0.05,  (max)
10/13 18Z,   0.00,  12.68,  99.90,  12.72,   0.05,
10/13 19Z,   0.00,   9.72,  99.90,   9.76,   0.05,
10/13 20Z,  -0.10,   5.12,  99.90,   5.06,   0.05,
10/13 21Z,  -0.10,   0.04,  99.90,  -0.02,   0.05,
10/13 22Z,  -0.10,  -4.55,  99.90,  -4.60,   0.05,
10/13 23Z,  -0.10,  -8.26,  99.90,  -8.32,   0.05,
10/14 00Z,  -0.20,  -9.87,  99.90, -10.02,   0.05,  (min)
10/14 01Z,  -0.20,  -6.81,  99.90,  -6.97,   0.05,
10/14 02Z,  -0.20,   0.46,  99.90,   0.31,   0.05,
10/14 03Z,  -0.20,   7.72,  99.90,   7.57,   0.05,
10/14 04Z,  -0.20,  12.20,  99.90,  12.04,   0.05,
10/14 05Z,  -0.20,  13.82,  99.90,  13.66,   0.05,  (max)
10/14 06Z,  -0.20,  12.53,  99.90,  12.37,   0.05,
10/14 07Z,  -0.30,   8.65,  99.90,   8.40,   0.05,
10/14 08Z,  -0.30,   3.43,  99.90,   3.18,   0.05,
10/14 09Z,  -0.30,  -2.13,  99.90,  -2.39,   0.05,
10/14 10Z,  -0.30,  -7.26,  99.90,  -7.52,   0.05,
10/14 11Z,  -0.30, -11.62,  99.90, -11.87,   0.05,
10/14 12Z,  -0.30, -14.74,  99.90, -14.99,   0.05,  (min)
10/14 13Z,  -0.20, -14.26,  99.90, -14.41,   0.05,
10/14 14Z,  -0.20,  -8.62,  99.90,  -8.77,   0.05,
10/14 15Z,  -0.10,  -0.64,  99.90,  -0.69,   0.05,
10/14 16Z,  -0.10,   5.97,  99.90,   5.92,   0.05,
10/14 17Z,   0.00,  10.33,  99.90,  10.37,   0.05,
10/14 18Z,   0.00,  12.25,  99.90,  12.29,   0.05,  (max)
10/14 19Z,   0.00,  11.20,  99.90,  11.24,   0.05,
10/14 20Z,   0.00,   7.70,  99.90,   7.75,   0.05,
10/14 21Z,   0.00,   2.90,  99.90,   2.95,   0.05,
10/14 22Z,   0.00,  -2.00,  99.90,  -1.96,   0.05,
10/14 23Z,   0.00,  -5.90,  99.90,  -5.85,   0.05,
10/15 00Z,   0.00,  -8.36,  99.90,  -8.31,   0.05,