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 : 03/15/2025 05:22:11 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 12Z,   0.10,  19.02,  18.66,  99.90,  -0.46,
03/13 13Z,   0.10,  21.10,  20.89,  99.90,  -0.31,  (max)
03/13 14Z,   0.00,  20.54,  20.68,  99.90,   0.14,
03/13 15Z,   0.00,  17.87,  17.79,  99.90,  -0.08,
03/13 16Z,   0.00,  13.95,  13.37,  99.90,  -0.58,
03/13 17Z,   0.00,   9.31,   9.10,  99.90,  -0.21,
03/13 18Z,   0.00,   4.63,   5.19,  99.90,   0.56,
03/13 19Z,   0.00,   1.64,   2.14,  99.90,   0.50,
03/13 20Z,   0.00,   1.87,   1.49,  99.90,  -0.38,  (min)
03/13 21Z,   0.00,   5.01,   5.20,  99.90,   0.19,
03/13 22Z,  -0.10,   9.63,  10.68,  99.90,   1.15,
03/13 23Z,   0.00,  14.55,  15.36,  99.90,   0.81,
03/14 00Z,   0.00,  18.71,  19.11,  99.90,   0.40,
03/14 01Z,   0.00,  20.88,  21.23,  99.90,   0.35,  (max)
03/14 02Z,  -0.10,  20.43,  20.88,  99.90,   0.55,
03/14 03Z,  -0.10,  17.69,  17.76,  99.90,   0.17,
03/14 04Z,  -0.10,  13.51,  13.12,  99.90,  -0.29,
03/14 05Z,  -0.10,   8.65,   8.59,  99.90,   0.04,
03/14 06Z,  -0.10,   3.66,   4.24,  99.90,   0.68,
03/14 07Z,  -0.10,  -0.10,   0.55,  99.90,   0.75,
03/14 08Z,  -0.10,  -0.79,  -1.11,  99.90,  -0.22,  (min)
03/14 09Z,  -0.10,   2.05,   1.42,  99.90,  -0.53,
03/14 10Z,  -0.20,   7.01,   7.43,  99.90,   0.62,
03/14 11Z,  -0.20,  12.57,  12.86,  99.90,   0.49,
03/14 12Z,  -0.10,  17.62,  17.33,  99.90,  -0.19,
03/14 13Z,  -0.10,  20.92,  20.50,  99.90,  -0.32,
03/14 14Z,  -0.10,  21.57,  21.43,  99.90,  -0.04,  (max)
03/14 15Z,  -0.10,  19.61,  19.58,  99.90,   0.07,
03/14 16Z,  -0.20,  15.82,  15.38,  99.90,  -0.24,
03/14 17Z,  -0.20,  11.17,  10.71,  99.90,  -0.26,
03/14 18Z,  -0.20,   6.29,   6.45,  99.90,   0.36,
03/14 19Z,  -0.20,   2.09,   2.53,  99.90,   0.64,
03/14 20Z,  -0.20,   0.33,   0.25,  99.90,   0.12,  (min)
03/14 21Z,  -0.20,   2.12,   1.59,  99.90,  -0.33,
03/14 22Z,  -0.20,   6.50,   7.10,  99.90,   0.80,
03/14 23Z,  -0.20,  11.74,  12.50,  99.90,   0.96,
03/15 00Z,  -0.10,  16.62,  16.93,  99.90,   0.41,
03/15 01Z,  -0.10,  20.11,  20.24,  99.90,   0.23,
03/15 02Z,  -0.20,  21.19,  21.36,  99.90,   0.37,  (max)
03/15 03Z,  -0.20,  19.58,  19.75,  99.90,   0.37,
03/15 04Z,  -0.20,  15.90,  15.67,  99.90,  -0.03,
03/15 05Z,  -0.20,  11.18,  10.90,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/15 06Z,  -0.20,   6.29,  99.90,   6.02,  -0.07,
03/15 07Z,  -0.20,   1.94,  99.90,   1.69,  -0.06,
03/15 08Z,  -0.20,  -0.41,  99.90,  -0.66,  -0.05,  (min)
03/15 09Z,  -0.20,   0.72,  99.90,   0.49,  -0.03,
03/15 10Z,  -0.20,   5.03,  99.90,   4.81,  -0.02,
03/15 11Z,  -0.20,  10.62,  99.90,  10.41,  -0.01,
03/15 12Z,  -0.20,  15.95,  99.90,  15.75,   0.00,
03/15 13Z,  -0.10,  20.02,  99.90,  19.93,   0.01,
03/15 14Z,  -0.10,  21.87,  99.90,  21.80,   0.02,  (max)
03/15 15Z,  -0.10,  20.99,  99.90,  20.93,   0.03,
03/15 16Z,  -0.10,  17.73,  99.90,  17.68,   0.05,
03/15 17Z,  -0.10,  13.09,  99.90,  13.05,   0.06,
03/15 18Z,  -0.20,   8.11,  99.90,   7.97,   0.06,
03/15 19Z,  -0.20,   3.50,  99.90,   3.36,   0.06,
03/15 20Z,  -0.30,   0.30,  99.90,   0.06,   0.06,
03/15 21Z,  -0.30,   0.11,  99.90,  -0.13,   0.06,  (min)
03/15 22Z,  -0.40,   3.41,  99.90,   3.06,   0.06,
03/15 23Z,  -0.40,   8.64,  99.90,   8.30,   0.06,
03/16 00Z,  -0.30,  13.96,  99.90,  13.71,   0.06,
03/16 01Z,  -0.30,  18.29,  99.90,  18.04,   0.06,
03/16 02Z,  -0.30,  20.76,  99.90,  20.52,   0.06,
03/16 03Z,  -0.20,  20.68,  99.90,  20.54,   0.06,  (max)
03/16 04Z,  -0.10,  18.05,  99.90,  18.01,   0.06,
03/16 05Z,  -0.10,  13.70,  99.90,  13.66,   0.06,
03/16 06Z,  -0.10,   8.85,  99.90,   8.80,   0.06,
03/16 07Z,  -0.10,   4.40,  99.90,   4.36,   0.06,
03/16 08Z,  -0.10,   1.18,  99.90,   1.14,   0.06,
03/16 09Z,  -0.10,   0.52,  99.90,   0.48,   0.06,  (min)
03/16 10Z,  -0.10,   3.38,  99.90,   3.33,   0.06,
03/16 11Z,   0.00,   8.66,  99.90,   8.71,   0.06,
03/16 12Z,   0.00,  14.22,  99.90,  14.27,   0.06,
03/16 13Z,   0.00,  18.69,  99.90,  18.75,   0.06,
03/16 14Z,   0.00,  21.39,  99.90,  21.45,   0.06,
03/16 15Z,   0.00,  21.69,  99.90,  21.75,   0.06,  (max)
03/16 16Z,   0.00,  19.42,  99.90,  19.48,   0.06,
03/16 17Z,   0.00,  15.18,  99.90,  15.24,   0.06,
03/16 18Z,   0.00,  10.12,  99.90,  10.17,   0.06,
03/16 19Z,   0.00,   5.30,  99.90,   5.36,   0.06,
03/16 20Z,   0.00,   1.45,  99.90,   1.51,   0.06,
03/16 21Z,   0.00,  -0.41,  99.90,  -0.35,   0.06,  (min)
03/16 22Z,   0.00,   0.99,  99.90,   1.05,   0.06,
03/16 23Z,   0.00,   5.42,  99.90,   5.47,   0.06,
03/17 00Z,   0.10,  10.91,  99.90,  11.07,   0.06,
03/17 01Z,   0.10,  15.76,  99.90,  15.91,   0.06,
03/17 02Z,   0.10,  19.18,  99.90,  19.34,   0.06,
03/17 03Z,   0.10,  20.57,  99.90,  20.73,   0.06,  (max)
03/17 04Z,   0.10,  19.46,  99.90,  19.62,   0.06,
03/17 05Z,   0.10,  16.11,  99.90,  16.26,   0.06,
03/17 06Z,   0.10,  11.51,  99.90,  11.67,   0.06,
03/17 07Z,   0.00,   6.98,  99.90,   7.04,   0.06,
03/17 08Z,   0.10,   3.43,  99.90,   3.59,   0.06,
03/17 09Z,   0.10,   1.61,  99.90,   1.77,   0.06,  (min)
03/17 10Z,   0.20,   2.62,  99.90,   2.88,   0.06,
03/17 11Z,   0.20,   6.74,  99.90,   6.99,   0.06,
03/17 12Z,   0.30,  12.28,  99.90,  12.64,   0.06,
03/17 13Z,   0.30,  17.13,  99.90,  17.49,   0.06,
03/17 14Z,   0.30,  20.33,  99.90,  20.68,   0.06,
03/17 15Z,   0.20,  21.54,  99.90,  21.80,   0.06,  (max)
03/17 16Z,   0.20,  20.46,  99.90,  20.71,   0.06,
03/17 17Z,   0.10,  17.14,  99.90,  17.30,   0.06,
03/17 18Z,   0.10,  12.38,  99.90,  12.54,   0.06,
03/17 19Z,   0.10,   7.39,  99.90,   7.55,   0.06,
03/17 20Z,   0.10,   3.22,  99.90,   3.38,   0.06,
03/17 21Z,   0.10,   0.48,  99.90,   0.64,   0.06,
03/17 22Z,   0.10,   0.04,  99.90,   0.19,   0.06,  (min)
03/17 23Z,   0.10,   2.70,  99.90,   2.86,   0.06,
03/18 00Z,   0.10,   7.65,  99.90,   7.80,   0.06,
03/18 01Z,   0.10,  12.79,  99.90,  12.94,   0.06,
03/18 02Z,   0.00,  16.76,  99.90,  16.82,   0.06,
03/18 03Z,   0.00,  19.17,  99.90,  19.23,   0.06,
03/18 04Z,   0.00,  19.61,  99.90,  19.66,   0.06,  (max)
03/18 05Z,  -0.10,  17.79,  99.90,  17.74,   0.06,
03/18 06Z,  -0.20,  14.12,  99.90,  13.98,   0.06,
03/18 07Z,  -0.20,   9.74,  99.90,   9.60,   0.06,
03/18 08Z,  -0.30,   5.97,  99.90,   5.72,   0.06,
03/18 09Z,  -0.30,   3.59,  99.90,   3.35,   0.06,
03/18 10Z,  -0.30,   3.18,  99.90,   2.94,   0.06,  (min)
03/18 11Z,  -0.30,   5.48,  99.90,   5.24,   0.06,
03/18 12Z,  -0.40,  10.17,  99.90,   9.82,   0.06,
03/18 13Z,  -0.50,  15.24,  99.90,  14.80,   0.06,
03/18 14Z,  -0.60,  18.90,  99.90,  18.35,   0.06,
03/18 15Z,  -0.70,  20.68,  99.90,  20.03,   0.06,  (max)
03/18 16Z,  -0.70,  20.58,  99.90,  19.93,   0.06,
03/18 17Z,  -0.80,  18.47,  99.90,  17.73,   0.06,
03/18 18Z,  -0.80,  14.59,  99.90,  13.85,   0.06,
03/18 19Z,  -0.80,   9.82,  99.90,   9.08,   0.06,
03/18 20Z,  -0.80,   5.41,  99.90,   4.66,   0.06,
03/18 21Z,  -0.80,   2.22,  99.90,   1.48,   0.06,
03/18 22Z,  -0.80,   0.66,  99.90,  -0.08,   0.06,  (min)
03/18 23Z,  -0.70,   1.37,  99.90,   0.73,   0.06,
03/19 00Z,  -0.70,   4.73,  99.90,   4.09,   0.06,