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
#Seldovia, AK : 12/04/2025 21:21:06 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/03 06Z,  -0.20,  -4.14,  -4.12,  99.90,   0.22,
12/03 07Z,   0.00,   0.62,   0.59,  99.90,  -0.03,
12/03 08Z,   0.10,   4.84,   4.77,  99.90,  -0.17,
12/03 09Z,   0.30,   7.53,   7.14,  99.90,  -0.69,
12/03 10Z,   0.40,   8.16,   7.67,  99.90,  -0.89,  (max)
12/03 11Z,   0.30,   6.72,   6.32,  99.90,  -0.70,
12/03 12Z,   0.10,   3.67,   3.20,  99.90,  -0.57,
12/03 13Z,   0.10,  -0.19,  -0.65,  99.90,  -0.56,
12/03 14Z,   0.00,  -3.80,  -4.23,  99.90,  -0.43,
12/03 15Z,   0.10,  -5.92,  -6.25,  99.90,  -0.43,  (min)
12/03 16Z,   0.10,  -5.71,  -5.77,  99.90,  -0.16,
12/03 17Z,   0.20,  -3.23,  -2.90,  99.90,   0.13,
12/03 18Z,   0.20,   0.77,   1.18,  99.90,   0.21,
12/03 19Z,   0.10,   5.30,   5.55,  99.90,   0.15,
12/03 20Z,   0.00,   9.23,   9.26,  99.90,   0.03,
12/03 21Z,   0.10,  11.46,  11.39,  99.90,  -0.17,  (max)
12/03 22Z,   0.10,  11.38,  11.07,  99.90,  -0.41,
12/03 23Z,   0.10,   8.91,   8.29,  99.90,  -0.72,
12/04 00Z,   0.10,   4.49,   3.72,  99.90,  -0.87,
12/04 01Z,   0.20,  -1.09,  -1.70,  99.90,  -0.81,
12/04 02Z,   0.30,  -6.74,  -7.30,  99.90,  -0.86,
12/04 03Z,   0.20, -11.15, -11.49,  99.90,  -0.54,
12/04 04Z,   0.10, -13.09, -13.09,  99.90,  -0.10,  (min)
12/04 05Z,   0.00, -12.12, -12.13,  99.90,  -0.01,
12/04 06Z,   0.10,  -8.72,  -8.96,  99.90,  -0.34,
12/04 07Z,   0.10,  -3.79,  -4.20,  99.90,  -0.51,
12/04 08Z,   0.20,   1.56,   1.11,  99.90,  -0.65,
12/04 09Z,   0.10,   6.08,   5.54,  99.90,  -0.64,
12/04 10Z,   0.10,   8.76,   8.04,  99.90,  -0.82,
12/04 11Z,   0.00,   9.13,   8.46,  99.90,  -0.67,  (max)
12/04 12Z,   0.10,   7.25,   6.59,  99.90,  -0.76,
12/04 13Z,   0.20,   3.67,   2.85,  99.90,  -1.02,
12/04 14Z,   0.10,  -0.65,  -1.44,  99.90,  -0.89,
12/04 15Z,   0.00,  -4.46,  -5.14,  99.90,  -0.68,
12/04 16Z,   0.00,  -6.40,  -7.09,  99.90,  -0.69,  (min)
12/04 17Z,  -0.10,  -5.68,  -6.11,  99.90,  -0.33,
12/04 18Z,  -0.20,  -2.60,  -2.63,  99.90,   0.17,
12/04 19Z,  -0.30,   1.92,   1.86,  99.90,   0.24,
12/04 20Z,  -0.30,   6.72,   6.35,  99.90,  -0.07,
12/04 21Z,  -0.30,  10.59,  10.02,  99.90,  -0.27,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/04 22Z,  -0.20,  12.46,  99.90,  11.98,  -0.28,  (max)
12/04 23Z,  -0.20,  11.79,  99.90,  11.30,  -0.29,
12/05 00Z,  -0.10,   8.63,  99.90,   8.24,  -0.30,
12/05 01Z,  -0.10,   3.50,  99.90,   3.10,  -0.31,
12/05 02Z,  -0.10,  -2.65,  99.90,  -3.07,  -0.32,
12/05 03Z,  -0.10,  -8.59,  99.90,  -9.01,  -0.32,
12/05 04Z,  -0.20, -12.85,  99.90, -13.38,  -0.33,
12/05 05Z,  -0.30, -14.24,  99.90, -14.88,  -0.34,  (min)
12/05 06Z,  -0.40, -12.53,  99.90, -13.28,  -0.35,
12/05 07Z,  -0.50,  -8.42,  99.90,  -9.28,  -0.36,
12/05 08Z,  -0.50,  -2.94,  99.90,  -3.80,  -0.37,
12/05 09Z,  -0.50,   2.70,  99.90,   1.82,  -0.38,
12/05 10Z,  -0.40,   7.21,  99.90,   6.43,  -0.38,
12/05 11Z,  -0.20,   9.65,  99.90,   9.07,  -0.38,
12/05 12Z,  -0.10,   9.61,  99.90,   9.14,  -0.38,  (max)
12/05 13Z,   0.00,   7.24,  99.90,   6.86,  -0.38,
12/05 14Z,   0.00,   3.20,  99.90,   2.82,  -0.38,
12/05 15Z,   0.00,  -1.40,  99.90,  -1.78,  -0.38,
12/05 16Z,  -0.20,  -5.16,  99.90,  -5.73,  -0.38,
12/05 17Z,  -0.40,  -6.68,  99.90,  -7.46,  -0.38,  (min)
12/05 18Z,  -0.60,  -5.39,  99.90,  -6.36,  -0.38,
12/05 19Z,  -0.50,  -1.79,  99.90,  -2.66,  -0.38,
12/05 20Z,  -0.40,   3.03,  99.90,   2.25,  -0.38,
12/05 21Z,  -0.20,   7.86,  99.90,   7.28,  -0.38,
12/05 22Z,  -0.10,  11.46,  99.90,  10.98,  -0.38,
12/05 23Z,   0.00,  12.85,  99.90,  12.48,  -0.38,  (max)
12/06 00Z,  -0.10,  11.61,  99.90,  11.14,  -0.38,
12/06 01Z,  -0.10,   7.87,  99.90,   7.40,  -0.38,
12/06 02Z,  -0.20,   2.26,  99.90,   1.68,  -0.38,
12/06 03Z,  -0.20,  -4.16,  99.90,  -4.73,  -0.38,
12/06 04Z,  -0.20, -10.01,  99.90, -10.58,  -0.38,
12/06 05Z,  -0.10, -13.79,  99.90, -14.27,  -0.38,
12/06 06Z,   0.00, -14.48,  99.90, -14.85,  -0.38,  (min)
12/06 07Z,   0.00, -12.09,  99.90, -12.47,  -0.38,
12/06 08Z,   0.10,  -7.49,  99.90,  -7.77,  -0.38,
12/06 09Z,   0.10,  -1.79,  99.90,  -2.07,  -0.38,
12/06 10Z,   0.10,   3.79,  99.90,   3.51,  -0.38,
12/06 11Z,   0.00,   8.02,  99.90,   7.64,  -0.38,
12/06 12Z,   0.00,  10.04,  99.90,   9.66,  -0.38,  (max)
12/06 13Z,   0.00,   9.53,  99.90,   9.15,  -0.38,
12/06 14Z,   0.00,   6.71,  99.90,   6.34,  -0.38,
12/06 15Z,   0.20,   2.39,  99.90,   2.21,  -0.38,
12/06 16Z,   0.20,  -2.22,  99.90,  -2.40,  -0.38,
12/06 17Z,   0.20,  -5.66,  99.90,  -5.83,  -0.38,
12/06 18Z,   0.30,  -6.63,  99.90,  -6.71,  -0.38,  (min)
12/06 19Z,   0.50,  -4.81,  99.90,  -4.68,  -0.38,
12/06 20Z,   0.70,  -0.91,  99.90,  -0.59,  -0.38,
12/06 21Z,   0.90,   3.92,  99.90,   4.45,  -0.38,
12/06 22Z,   0.80,   8.51,  99.90,   8.93,  -0.38,
12/06 23Z,   0.70,  11.68,  99.90,  12.00,  -0.38,
12/07 00Z,   0.50,  12.56,  99.90,  12.68,  -0.38,  (max)
12/07 01Z,   0.30,  10.83,  99.90,  10.75,  -0.38,
12/07 02Z,   0.20,   6.70,  99.90,   6.52,  -0.38,
12/07 03Z,   0.10,   0.91,  99.90,   0.64,  -0.38,
12/07 04Z,   0.10,  -5.38,  99.90,  -5.66,  -0.38,
12/07 05Z,   0.10, -10.78,  99.90, -11.05,  -0.38,
12/07 06Z,   0.20, -13.86,  99.90, -14.03,  -0.38,  (min)
12/07 07Z,   0.30, -13.82,  99.90, -13.89,  -0.38,
12/07 08Z,   0.40, -10.94,  99.90, -10.92,  -0.38,
12/07 09Z,   0.40,  -6.18,  99.90,  -6.15,  -0.38,
12/07 10Z,   0.50,  -0.59,  99.90,  -0.47,  -0.38,
12/07 11Z,   0.60,   4.64,  99.90,   4.87,  -0.38,
12/07 12Z,   0.60,   8.39,  99.90,   8.61,  -0.38,
12/07 13Z,   0.60,   9.90,  99.90,  10.12,  -0.38,  (max)
12/07 14Z,   0.60,   8.93,  99.90,   9.16,  -0.38,
12/07 15Z,   0.60,   5.83,  99.90,   6.06,  -0.38,
12/07 16Z,   0.60,   1.49,  99.90,   1.71,  -0.38,
12/07 17Z,   0.50,  -2.86,  99.90,  -2.73,  -0.38,
12/07 18Z,   0.60,  -5.78,  99.90,  -5.56,  -0.38,
12/07 19Z,   0.70,  -6.20,  99.90,  -5.88,  -0.38,  (min)
12/07 20Z,   0.80,  -4.04,  99.90,  -3.62,  -0.38,
12/07 21Z,   0.90,  -0.14,  99.90,   0.38,  -0.38,
12/07 22Z,   1.10,   4.42,  99.90,   5.14,  -0.38,
12/07 23Z,   1.10,   8.55,  99.90,   9.27,  -0.38,
12/08 00Z,   1.10,  11.19,  99.90,  11.91,  -0.38,
12/08 01Z,   1.00,  11.58,  99.90,  12.21,  -0.38,  (max)
12/08 02Z,   0.80,   9.51,  99.90,   9.93,  -0.38,
12/08 03Z,   0.70,   5.27,  99.90,   5.59,  -0.38,
12/08 04Z,   0.60,  -0.33,  99.90,  -0.11,  -0.38,
12/08 05Z,   0.60,  -6.13,  99.90,  -5.91,  -0.38,
12/08 06Z,   0.80, -10.79,  99.90, -10.37,  -0.38,
12/08 07Z,   0.90, -13.07,  99.90, -12.55,  -0.38,  (min)
12/08 08Z,   0.90, -12.43,  99.90, -11.91,  -0.38,
12/08 09Z,   0.80,  -9.34,  99.90,  -8.92,  -0.38,
12/08 10Z,   0.80,  -4.72,  99.90,  -4.30,  -0.38,
12/08 11Z,   0.70,   0.47,  99.90,   0.79,  -0.38,
12/08 12Z,   0.60,   5.15,  99.90,   5.38,  -0.38,
12/08 13Z,  99.90,   8.31,  99.90,  99.90,  -0.38,
12/08 14Z,  99.90,   9.31,  99.90,  99.90,  -0.38,
12/08 15Z,  99.90,   8.01,  99.90,  99.90,  -0.38,
12/08 16Z,  99.90,   4.85,  99.90,  99.90,  -0.38,
12/08 17Z,  99.90,   0.74,  99.90,  99.90,  -0.38,
12/08 18Z,  99.90,  -3.13,  99.90,  99.90,  -0.38,