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 : 07/12/2026 15:21:06 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 00Z,  -0.20,   7.69,   8.03,  99.90,   0.54,
07/11 01Z,  -0.20,   8.44,   8.92,  99.90,   0.68,  (max)
07/11 02Z,  -0.10,   6.52,   7.42,  99.90,   1.00,
07/11 03Z,  -0.10,   2.96,   3.97,  99.90,   1.11,
07/11 04Z,  -0.10,  -0.95,  -0.60,  99.90,   0.45,
07/11 05Z,  -0.10,  -4.17,  -4.49,  99.90,  -0.22,
07/11 06Z,  -0.10,  -6.67,  -7.53,  99.90,  -0.76,
07/11 07Z,  -0.10,  -7.92,  -8.32,  99.90,  -0.30,  (min)
07/11 08Z,   0.00,  -5.74,  -4.06,  99.90,   1.68,
07/11 09Z,   0.00,  -0.10,   1.41,  99.90,   1.51,
07/11 10Z,   0.00,   5.67,   6.18,  99.90,   0.51,
07/11 11Z,   0.00,   9.52,   9.94,  99.90,   0.42,
07/11 12Z,   0.00,  11.53,  12.09,  99.90,   0.56,  (max)
07/11 13Z,   0.00,  11.22,  11.52,  99.90,   0.30,
07/11 14Z,   0.00,   8.31,   8.22,  99.90,  -0.09,
07/11 15Z,   0.10,   3.77,   3.21,  99.90,  -0.66,
07/11 16Z,   0.10,  -1.30,  -1.87,  99.90,  -0.67,
07/11 17Z,   0.10,  -6.08,  -6.47,  99.90,  -0.49,
07/11 18Z,   0.10, -10.50, -10.87,  99.90,  -0.47,
07/11 19Z,   0.20, -14.60, -14.93,  99.90,  -0.53,
07/11 20Z,   0.20, -16.18, -17.51,  99.90,  -1.53,
07/11 21Z,   0.20, -13.00,  99.90,  99.90,  99.90,
07/11 22Z,   0.20,  -6.76,  99.90,  99.90,  99.90,
07/11 23Z,   0.30,  -0.43,  99.90,  99.90,  99.90,
07/12 00Z,   0.30,   5.07,  99.90,  99.90,  99.90,
07/12 01Z,   0.40,   8.95,  99.90,  99.90,  99.90,  (min)
07/12 02Z,   0.40,   9.87,  10.59,  99.90,   0.32,  (max)
07/12 03Z,   0.50,   7.97,   9.31,  99.90,   0.84,
07/12 04Z,   0.50,   4.41,   5.83,  99.90,   0.92,
07/12 05Z,   0.50,   0.39,   0.91,  99.90,   0.02,
07/12 06Z,   0.50,  -3.28,  -3.48,  99.90,  -0.70,
07/12 07Z,   0.50,  -6.64,  -7.14,  99.90,  -1.00,
07/12 08Z,   0.50,  -8.53,  -9.14,  99.90,  -1.11,  (min)
07/12 09Z,   0.50,  -6.33,  -5.29,  99.90,   0.54,
07/12 10Z,   0.50,  -0.42,   0.79,  99.90,   0.71,
07/12 11Z,   0.50,   5.70,   6.15,  99.90,  -0.05,
07/12 12Z,   0.40,  10.07,  10.28,  99.90,  -0.19,
07/12 13Z,   0.30,  12.45,  12.90,  99.90,   0.15,  (max)
07/12 14Z,   0.30,  12.06,  12.58,  99.90,   0.22,
07/12 15Z,   0.30,   8.91,   9.14,  99.90,  -0.07,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/12 16Z,   0.30,   4.18,  99.90,   4.43,  -0.06,
07/12 17Z,   0.20,  -1.09,  99.90,  -0.92,  -0.04,
07/12 18Z,   0.20,  -6.26,  99.90,  -6.08,  -0.02,
07/12 19Z,   0.20, -11.46,  99.90, -11.26,   0.00,
07/12 20Z,   0.10, -16.29,  99.90, -16.17,   0.02,
07/12 21Z,   0.10, -17.84,  99.90, -17.71,   0.04,  (min)
07/12 22Z,   0.10, -14.01,  99.90, -13.86,   0.06,
07/12 23Z,   0.00,  -7.01,  99.90,  -6.93,   0.07,
07/13 00Z,   0.00,   0.15,  99.90,   0.24,   0.09,
07/13 01Z,   0.00,   6.38,  99.90,   6.49,   0.11,
07/13 02Z,   0.00,  10.46,  99.90,  10.59,   0.13,
07/13 03Z,   0.00,  11.21,  99.90,  11.36,   0.15,  (max)
07/13 04Z,   0.00,   9.12,  99.90,   9.27,   0.15,
07/13 05Z,   0.00,   5.40,  99.90,   5.55,   0.15,
07/13 06Z,   0.00,   1.12,  99.90,   1.27,   0.15,
07/13 07Z,   0.00,  -3.16,  99.90,  -3.01,   0.15,
07/13 08Z,   0.00,  -7.36,  99.90,  -7.22,   0.15,
07/13 09Z,   0.00,  -9.59,  99.90,  -9.45,   0.15,  (min)
07/13 10Z,   0.00,  -7.01,  99.90,  -6.86,   0.15,
07/13 11Z,   0.00,  -0.52,  99.90,  -0.37,   0.15,
07/13 12Z,   0.00,   6.09,  99.90,   6.24,   0.15,
07/13 13Z,   0.00,  10.93,  99.90,  11.08,   0.15,
07/13 14Z,   0.00,  13.43,  99.90,  13.58,   0.15,  (max)
07/13 15Z,   0.00,  12.78,  99.90,  12.92,   0.15,
07/13 16Z,   0.00,   9.32,  99.90,   9.47,   0.15,
07/13 17Z,   0.00,   4.40,  99.90,   4.55,   0.15,
07/13 18Z,   0.00,  -1.09,  99.90,  -0.94,   0.15,
07/13 19Z,   0.00,  -6.72,  99.90,  -6.57,   0.15,
07/13 20Z,   0.00, -12.66,  99.90, -12.51,   0.15,
07/13 21Z,   0.00, -17.90,  99.90, -17.75,   0.15,
07/13 22Z,  -0.10, -18.94,  99.90, -18.89,   0.15,  (min)
07/13 23Z,  -0.10, -14.11,  99.90, -14.07,   0.15,
07/14 00Z,  -0.10,  -6.26,  99.90,  -6.21,   0.15,
07/14 01Z,  -0.10,   1.54,  99.90,   1.59,   0.15,
07/14 02Z,   0.00,   8.06,  99.90,   8.21,   0.15,
07/14 03Z,   0.00,  11.90,  99.90,  12.04,   0.15,
07/14 04Z,   0.00,  12.20,  99.90,  12.35,   0.15,  (max)
07/14 05Z,   0.00,   9.80,  99.90,   9.95,   0.15,
07/14 06Z,   0.00,   5.84,  99.90,   5.99,   0.15,
07/14 07Z,   0.00,   1.19,  99.90,   1.34,   0.15,
07/14 08Z,   0.00,  -3.79,  99.90,  -3.65,   0.15,
07/14 09Z,   0.00,  -8.68,  99.90,  -8.54,   0.15,
07/14 10Z,   0.00, -10.85,  99.90, -10.70,   0.15,  (min)
07/14 11Z,   0.00,  -7.48,  99.90,  -7.33,   0.15,
07/14 12Z,   0.00,  -0.26,  99.90,  -0.11,   0.15,
07/14 13Z,   0.00,   6.80,  99.90,   6.95,   0.15,
07/14 14Z,   0.00,  11.86,  99.90,  12.01,   0.15,
07/14 15Z,   0.00,  14.21,  99.90,  14.36,   0.15,  (max)
07/14 16Z,   0.00,  13.15,  99.90,  13.30,   0.15,
07/14 17Z,   0.00,   9.43,  99.90,   9.58,   0.15,
07/14 18Z,  -0.10,   4.34,  99.90,   4.39,   0.15,
07/14 19Z,  -0.10,  -1.39,  99.90,  -1.34,   0.15,
07/14 20Z,  -0.10,  -7.50,  99.90,  -7.45,   0.15,
07/14 21Z,  -0.20, -14.02,  99.90, -14.07,   0.15,
07/14 22Z,  -0.20, -19.20,  99.90, -19.25,   0.15,
07/14 23Z,  -0.20, -19.21,  99.90, -19.26,   0.15,  (min)
07/15 00Z,  -0.20, -13.16,  99.90, -13.21,   0.15,
07/15 01Z,  -0.20,  -4.57,  99.90,  -4.62,   0.15,
07/15 02Z,  -0.20,   3.50,  99.90,   3.45,   0.15,
07/15 03Z,  -0.20,   9.81,  99.90,   9.76,   0.15,
07/15 04Z,  -0.20,  13.03,  99.90,  12.98,   0.15,  (max)
07/15 05Z,  -0.20,  12.76,  99.90,  12.71,   0.15,
07/15 06Z,  -0.30,   9.99,  99.90,   9.84,   0.15,
07/15 07Z,  -0.30,   5.69,  99.90,   5.54,   0.15,
07/15 08Z,  -0.30,   0.54,  99.90,   0.39,   0.15,
07/15 09Z,  -0.30,  -5.13,  99.90,  -5.28,   0.15,
07/15 10Z,  -0.30, -10.39,  99.90, -10.54,   0.15,
07/15 11Z,  -0.30, -11.98,  99.90, -12.13,   0.15,  (min)
07/15 12Z,  -0.30,  -7.52,  99.90,  -7.67,   0.15,
07/15 13Z,  -0.30,   0.41,  99.90,   0.25,   0.15,
07/15 14Z,  -0.30,   7.67,  99.90,   7.52,   0.15,
07/15 15Z,  -0.20,  12.64,  99.90,  12.59,   0.15,
07/15 16Z,  -0.20,  14.59,  99.90,  14.54,   0.15,  (max)
07/15 17Z,  -0.20,  13.12,  99.90,  13.06,   0.15,
07/15 18Z,  -0.20,   9.17,  99.90,   9.12,   0.15,
07/15 19Z,  -0.10,   3.91,  99.90,   3.96,   0.15,
07/15 20Z,  -0.10,  -2.12,  99.90,  -2.07,   0.15,
07/15 21Z,  -0.10,  -8.67,  99.90,  -8.62,   0.15,
07/15 22Z,  -0.20, -15.42,  99.90, -15.47,   0.15,
07/15 23Z,  -0.20, -19.92,  99.90, -19.98,   0.15,  (min)
07/16 00Z,  -0.20, -18.43,  99.90, -18.48,   0.15,
07/16 01Z,  -0.20, -11.13,  99.90, -11.18,   0.15,
07/16 02Z,  -0.20,  -2.14,  99.90,  -2.19,   0.15,
07/16 03Z,  -0.10,   5.72,  99.90,   5.77,   0.15,
07/16 04Z,  -0.10,  11.39,  99.90,  11.44,   0.15,
07/16 05Z,  -0.10,  13.79,  99.90,  13.83,   0.15,  (max)
07/16 06Z,   0.00,  12.88,  99.90,  13.02,   0.15,
07/16 07Z,  99.90,   9.66,  99.90,  99.90,   0.15,
07/16 08Z,  99.90,   4.88,  99.90,  99.90,   0.15,
07/16 09Z,  99.90,  -0.84,  99.90,  99.90,   0.15,
07/16 10Z,  99.90,  -7.00,  99.90,  99.90,   0.15,
07/16 11Z,  99.90, -12.14,  99.90,  99.90,   0.15,
07/16 12Z,  99.90, -12.65,  99.90,  99.90,   0.15,