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
#Nikiski, AK : 07/03/2025 04:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 12Z,  -0.10,   4.14,   4.03,  99.90,  -0.01,  (min)
07/01 13Z,  -0.10,   5.65,   5.51,  99.90,  -0.04,
07/01 14Z,  -0.10,   8.81,   8.79,  99.90,   0.08,
07/01 15Z,  -0.10,  12.09,  12.01,  99.90,   0.02,
07/01 16Z,  -0.10,  14.82,  14.79,  99.90,   0.07,
07/01 17Z,  -0.20,  16.77,  16.70,  99.90,   0.13,
07/01 18Z,  -0.20,  17.35,  17.07,  99.90,  -0.08,  (max)
07/01 19Z,  -0.20,  16.04,  15.63,  99.90,  -0.21,
07/01 20Z,  -0.20,  13.09,  12.73,  99.90,  -0.16,
07/01 21Z,  -0.20,   9.44,   9.42,  99.90,   0.18,
07/01 22Z,  -0.30,   6.07,   6.34,  99.90,   0.57,
07/01 23Z,  -0.30,   3.45,   3.60,  99.90,   0.45,
07/02 00Z,  -0.20,   2.15,   2.11,  99.90,   0.16,  (min)
07/02 01Z,  -0.20,   3.11,   3.10,  99.90,   0.19,
07/02 02Z,  -0.20,   6.26,   6.54,  99.90,   0.48,
07/02 03Z,  -0.20,  10.18,  10.32,  99.90,   0.34,
07/02 04Z,  -0.20,  13.79,  13.90,  99.90,   0.31,
07/02 05Z,  -0.20,  16.80,  17.00,  99.90,   0.40,
07/02 06Z,  -0.10,  18.73,  18.73,  99.90,   0.10,  (max)
07/02 07Z,  -0.10,  18.85,  18.70,  99.90,  -0.05,
07/02 08Z,  -0.10,  17.00,  16.91,  99.90,   0.01,
07/02 09Z,  -0.10,  13.89,  13.88,  99.90,   0.09,
07/02 10Z,  -0.10,  10.55,  10.72,  99.90,   0.27,
07/02 11Z,  -0.10,   7.58,   7.76,  99.90,   0.28,
07/02 12Z,   0.00,   5.30,   5.33,  99.90,   0.03,
07/02 13Z,   0.00,   4.52,   4.34,  99.90,  -0.18,  (min)
07/02 14Z,   0.00,   5.85,   5.51,  99.90,  -0.34,
07/02 15Z,  -0.10,   8.46,   8.27,  99.90,  -0.09,
07/02 16Z,  -0.10,  11.12,  11.01,  99.90,  -0.01,
07/02 17Z,  -0.10,  13.50,  13.41,  99.90,   0.01,
07/02 18Z,  -0.10,  15.36,  15.13,  99.90,  -0.13,
07/02 19Z,  -0.10,  16.00,  15.60,  99.90,  -0.30,  (max)
07/02 20Z,  -0.10,  14.90,  14.62,  99.90,  -0.18,
07/02 21Z,  -0.10,  12.41,  12.45,  99.90,   0.14,
07/02 22Z,  -0.10,   9.51,   9.79,  99.90,   0.38,
07/02 23Z,  -0.10,   6.99,   7.26,  99.90,   0.37,
07/03 00Z,  -0.10,   5.09,   5.19,  99.90,   0.20,
07/03 01Z,  -0.10,   4.28,   4.32,  99.90,   0.14,  (min)
07/03 02Z,  -0.10,   5.40,   5.70,  99.90,   0.40,
07/03 03Z,  -0.10,   8.21,   8.56,  99.90,   0.45,
07/03 04Z,  -0.10,  11.42,  11.57,  99.90,   0.25,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/03 05Z,  -0.10,  14.31,  99.90,  14.44,   0.23,
07/03 06Z,   0.00,  16.76,  99.90,  16.97,   0.21,
07/03 07Z,   0.00,  18.22,  99.90,  18.41,   0.19,  (max)
07/03 08Z,   0.00,  18.00,  99.90,  18.17,   0.17,
07/03 09Z,   0.00,  16.07,  99.90,  16.22,   0.15,
07/03 10Z,   0.00,  13.19,  99.90,  13.33,   0.14,
07/03 11Z,   0.00,  10.26,  99.90,  10.38,   0.12,
07/03 12Z,   0.00,   7.61,  99.90,   7.71,   0.10,
07/03 13Z,   0.00,   5.43,  99.90,   5.51,   0.08,
07/03 14Z,   0.00,   4.59,  99.90,   4.65,   0.06,  (min)
07/03 15Z,   0.00,   5.60,  99.90,   5.65,   0.04,
07/03 16Z,   0.00,   7.70,  99.90,   7.72,   0.02,
07/03 17Z,   0.00,   9.97,  99.90,   9.99,   0.02,
07/03 18Z,   0.00,  12.25,  99.90,  12.28,   0.02,
07/03 19Z,   0.00,  14.23,  99.90,  14.26,   0.02,
07/03 20Z,   0.00,  15.07,  99.90,  15.10,   0.02,  (max)
07/03 21Z,   0.00,  14.32,  99.90,  14.34,   0.02,
07/03 22Z,  -0.10,  12.38,  99.90,  12.30,   0.02,
07/03 23Z,  -0.10,  10.18,  99.90,  10.11,   0.02,
07/04 00Z,  -0.10,   8.32,  99.90,   8.24,   0.02,
07/04 01Z,  -0.10,   6.83,  99.90,   6.75,   0.02,
07/04 02Z,  -0.10,   6.21,  99.90,   6.14,   0.02,  (min)
07/04 03Z,  -0.10,   7.26,  99.90,   7.18,   0.02,
07/04 04Z,  -0.10,   9.63,  99.90,   9.56,   0.02,
07/04 05Z,  -0.10,  12.21,  99.90,  12.14,   0.02,
07/04 06Z,  -0.10,  14.57,  99.90,  14.49,   0.02,
07/04 07Z,  -0.10,  16.61,  99.90,  16.54,   0.02,
07/04 08Z,  -0.10,  17.75,  99.90,  17.67,   0.02,  (max)
07/04 09Z,  -0.10,  17.32,  99.90,  17.24,   0.02,
07/04 10Z,  -0.10,  15.40,  99.90,  15.32,   0.02,
07/04 11Z,  -0.10,  12.75,  99.90,  12.68,   0.02,
07/04 12Z,  -0.10,  10.09,  99.90,  10.01,   0.02,
07/04 13Z,  -0.10,   7.51,  99.90,   7.43,   0.02,
07/04 14Z,  -0.10,   5.22,  99.90,   5.15,   0.02,
07/04 15Z,  -0.10,   4.20,  99.90,   4.13,   0.02,  (min)
07/04 16Z,  -0.10,   4.95,  99.90,   4.87,   0.02,
07/04 17Z,  -0.10,   6.73,  99.90,   6.66,   0.02,
07/04 18Z,  -0.20,   8.91,  99.90,   8.73,   0.02,
07/04 19Z,  -0.20,  11.37,  99.90,  11.20,   0.02,
07/04 20Z,  -0.20,  13.64,  99.90,  13.46,   0.02,
07/04 21Z,  -0.20,  14.77,  99.90,  14.60,   0.02,  (max)
07/04 22Z,  -0.20,  14.37,  99.90,  14.20,   0.02,
07/04 23Z,  -0.20,  12.90,  99.90,  12.72,   0.02,
07/05 00Z,  -0.20,  11.21,  99.90,  11.04,   0.02,
07/05 01Z,  -0.10,   9.68,  99.90,   9.60,   0.02,
07/05 02Z,  -0.10,   8.28,  99.90,   8.20,   0.02,
07/05 03Z,  -0.10,   7.64,  99.90,   7.56,   0.02,  (min)
07/05 04Z,   0.00,   8.53,  99.90,   8.55,   0.02,
07/05 05Z,   0.00,  10.53,  99.90,  10.55,   0.02,
07/05 06Z,   0.00,  12.68,  99.90,  12.71,   0.02,
07/05 07Z,   0.00,  14.74,  99.90,  14.76,   0.02,
07/05 08Z,   0.00,  16.57,  99.90,  16.60,   0.02,
07/05 09Z,   0.00,  17.49,  99.90,  17.51,   0.02,  (max)
07/05 10Z,   0.10,  16.89,  99.90,  17.02,   0.02,
07/05 11Z,   0.10,  14.96,  99.90,  15.08,   0.02,
07/05 12Z,   0.20,  12.41,  99.90,  12.63,   0.02,
07/05 13Z,   0.20,   9.78,  99.90,  10.01,   0.02,
07/05 14Z,   0.20,   7.04,  99.90,   7.27,   0.02,
07/05 15Z,   0.20,   4.54,  99.90,   4.76,   0.02,
07/05 16Z,   0.20,   3.39,  99.90,   3.61,   0.02,  (min)
07/05 17Z,   0.10,   4.06,  99.90,   4.19,   0.02,
07/05 18Z,   0.10,   5.86,  99.90,   5.98,   0.02,
07/05 19Z,   0.10,   8.26,  99.90,   8.38,   0.02,
07/05 20Z,   0.10,  11.12,  99.90,  11.25,   0.02,
07/05 21Z,   0.00,  13.75,  99.90,  13.77,   0.02,
07/05 22Z,   0.00,  15.13,  99.90,  15.15,   0.02,  (max)
07/05 23Z,   0.00,  14.94,  99.90,  14.96,   0.02,
07/06 00Z,   0.00,  13.71,  99.90,  13.74,   0.02,
07/06 01Z,   0.00,  12.22,  99.90,  12.25,   0.02,
07/06 02Z,   0.00,  10.69,  99.90,  10.71,   0.02,
07/06 03Z,   0.00,   9.15,  99.90,   9.17,   0.02,
07/06 04Z,   0.00,   8.41,  99.90,   8.43,   0.02,  (min)
07/06 05Z,   0.00,   9.21,  99.90,   9.24,   0.02,
07/06 06Z,   0.00,  11.05,  99.90,  11.08,   0.02,
07/06 07Z,   0.00,  13.06,  99.90,  13.08,   0.02,
07/06 08Z,   0.00,  15.05,  99.90,  15.08,   0.02,
07/06 09Z,   0.00,  16.79,  99.90,  16.82,   0.02,
07/06 10Z,   0.00,  17.50,  99.90,  17.53,   0.02,  (max)
07/06 11Z,   0.00,  16.68,  99.90,  16.71,   0.02,
07/06 12Z,   0.10,  14.59,  99.90,  14.72,   0.02,
07/06 13Z,   0.10,  11.94,  99.90,  12.07,   0.02,
07/06 14Z,   0.10,   9.13,  99.90,   9.25,   0.02,
07/06 15Z,   0.00,   6.08,  99.90,   6.11,   0.02,
07/06 16Z,   0.00,   3.39,  99.90,   3.42,   0.02,
07/06 17Z,   0.00,   2.33,  99.90,   2.35,   0.02,  (min)
07/06 18Z,   0.00,   3.23,  99.90,   3.26,   0.02,
07/06 19Z,  99.90,   5.38,  99.90,  99.90,   0.02,
07/06 20Z,  99.90,   8.27,  99.90,  99.90,   0.02,
07/06 21Z,  99.90,  11.63,  99.90,  99.90,   0.02,
07/06 22Z,  99.90,  14.52,  99.90,  99.90,   0.02,
07/06 23Z,  99.90,  15.96,  99.90,  99.90,   0.02,
07/07 00Z,  99.90,  15.74,  99.90,  99.90,   0.02,