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 : 07/06/2025 17:23:05 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/05 00Z,  -0.30, -11.82, -11.94,  99.90,   0.18,
07/05 01Z,  -0.30, -11.37, -11.66,  99.90,   0.01,  (min)
07/05 02Z,  -0.30, -10.08, -10.38,  99.90,  -0.00,
07/05 03Z,  -0.30,  -8.25,  -8.47,  99.90,   0.08,
07/05 04Z,  -0.40,  -6.19,  -6.48,  99.90,   0.11,
07/05 05Z,  -0.40,  -4.39,  -4.78,  99.90,   0.01,
07/05 06Z,  -0.20,  -3.40,  -3.82,  99.90,  -0.22,
07/05 07Z,  -0.20,  -3.47,  -3.78,  99.90,  -0.11,  (max)
07/05 08Z,  -0.20,  -4.56,  -4.73,  99.90,   0.03,
07/05 09Z,  -0.20,  -6.42,  -6.62,  99.90,   0.00,
07/05 10Z,  -0.20,  -8.75,  -8.99,  99.90,  -0.04,
07/05 11Z,  -0.20, -11.20, -11.42,  99.90,  -0.02,
07/05 12Z,  -0.10, -13.26, -13.44,  99.90,  -0.08,
07/05 13Z,  -0.10, -14.41, -14.45,  99.90,   0.06,
07/05 14Z,  -0.20, -14.48, -14.49,  99.90,   0.19,  (min)
07/05 15Z,  -0.30, -13.61, -13.56,  99.90,   0.35,
07/05 16Z,  -0.30, -11.94, -11.96,  99.90,   0.28,
07/05 17Z,  -0.30,  -9.81, -10.00,  99.90,   0.11,
07/05 18Z,  -0.20,  -7.82,  -8.11,  99.90,  -0.09,
07/05 19Z,  -0.10,  -6.50,  -6.72,  99.90,  -0.12,
07/05 20Z,  -0.10,  -6.10,  -6.17,  99.90,   0.03,  (max)
07/05 21Z,  -0.10,  -6.56,  -6.52,  99.90,   0.14,
07/05 22Z,  -0.20,  -7.67,  -7.59,  99.90,   0.28,
07/05 23Z,  -0.20,  -9.11,  -9.05,  99.90,   0.26,
07/06 00Z,   0.00, -10.45, -10.41,  99.90,   0.04,
07/06 01Z,  -0.10, -11.09, -11.08,  99.90,   0.11,  (min)
07/06 02Z,  -0.10, -10.74, -11.04,  99.90,  -0.20,
07/06 03Z,  -0.10,  -9.55,  -9.89,  99.90,  -0.24,
07/06 04Z,  -0.20,  -7.79,  -8.02,  99.90,  -0.03,
07/06 05Z,  -0.20,  -5.78,  -6.08,  99.90,  -0.10,
07/06 06Z,   0.00,  -4.07,  -4.38,  99.90,  -0.31,
07/06 07Z,   0.00,  -3.20,  -3.31,  99.90,  -0.11,  (max)
07/06 08Z,   0.00,  -3.42,  -3.41,  99.90,   0.01,
07/06 09Z,   0.00,  -4.65,  -4.77,  99.90,  -0.12,
07/06 10Z,   0.00,  -6.67,  -6.78,  99.90,  -0.11,
07/06 11Z,   0.00,  -9.19,  -9.25,  99.90,  -0.06,
07/06 12Z,   0.00, -11.86, -11.87,  99.90,  -0.01,
07/06 13Z,  -0.10, -14.10, -14.04,  99.90,   0.16,
07/06 14Z,  -0.10, -15.32, -15.18,  99.90,   0.24,  (min)
07/06 15Z,  -0.10, -15.36, -15.15,  99.90,   0.31,
07/06 16Z,  -0.20, -14.30, -14.04,  99.90,   0.46,
07/06 17Z,  -0.20, -12.30, -12.20,  99.90,   0.30,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/06 18Z,  -0.20,  -9.79,  99.90,  -9.71,   0.28,
07/06 19Z,  -0.20,  -7.48,  99.90,  -7.41,   0.26,
07/06 20Z,  -0.20,  -5.92,  99.90,  -5.87,   0.25,
07/06 21Z,  -0.20,  -5.37,  99.90,  -5.34,   0.23,  (max)
07/06 22Z,  -0.10,  -5.80,  99.90,  -5.68,   0.22,
07/06 23Z,   0.00,  -7.01,  99.90,  -6.81,   0.20,
07/07 00Z,   0.00,  -8.66,  99.90,  -8.47,   0.18,
07/07 01Z,   0.00, -10.21,  99.90, -10.04,   0.17,
07/07 02Z,   0.00, -10.98,  99.90, -10.83,   0.15,  (min)
07/07 03Z,   0.00, -10.64,  99.90, -10.51,   0.14,
07/07 04Z,   0.00,  -9.37,  99.90,  -9.25,   0.12,
07/07 05Z,  -0.10,  -7.44,  99.90,  -7.43,   0.11,
07/07 06Z,  -0.10,  -5.27,  99.90,  -5.27,   0.11,
07/07 07Z,  -0.20,  -3.51,  99.90,  -3.61,   0.11,
07/07 08Z,  -0.20,  -2.72,  99.90,  -2.82,   0.11,  (max)
07/07 09Z,  -0.20,  -3.11,  99.90,  -3.21,   0.11,
07/07 10Z,  -0.20,  -4.61,  99.90,  -4.70,   0.11,
07/07 11Z,  -0.20,  -6.97,  99.90,  -7.06,   0.11,
07/07 12Z,  -0.20,  -9.88,  99.90,  -9.98,   0.11,
07/07 13Z,  -0.20, -12.91,  99.90, -13.00,   0.11,
07/07 14Z,  -0.30, -15.32,  99.90, -15.51,   0.11,
07/07 15Z,  -0.30, -16.48,  99.90, -16.68,   0.11,  (min)
07/07 16Z,  -0.40, -16.25,  99.90, -16.54,   0.11,
07/07 17Z,  -0.30, -14.73,  99.90, -14.92,   0.11,
07/07 18Z,  -0.30, -12.18,  99.90, -12.38,   0.11,
07/07 19Z,  -0.30,  -9.20,  99.90,  -9.40,   0.11,
07/07 20Z,  -0.30,  -6.58,  99.90,  -6.77,   0.11,
07/07 21Z,  -0.20,  -4.89,  99.90,  -4.99,   0.11,
07/07 22Z,  -0.20,  -4.41,  99.90,  -4.50,   0.11,  (max)
07/07 23Z,  -0.20,  -5.08,  99.90,  -5.18,   0.11,
07/08 00Z,  -0.20,  -6.67,  99.90,  -6.77,   0.11,
07/08 01Z,  -0.20,  -8.75,  99.90,  -8.84,   0.11,
07/08 02Z,  -0.20, -10.58,  99.90, -10.68,   0.11,
07/08 03Z,  -0.20, -11.39,  99.90, -11.49,   0.11,  (min)
07/08 04Z,  -0.20, -10.89,  99.90, -10.98,   0.11,
07/08 05Z,  -0.10,  -9.29,  99.90,  -9.28,   0.11,
07/08 06Z,   0.00,  -6.98,  99.90,  -6.87,   0.11,
07/08 07Z,   0.00,  -4.52,  99.90,  -4.42,   0.11,
07/08 08Z,   0.00,  -2.68,  99.90,  -2.58,   0.11,
07/08 09Z,   0.00,  -2.01,  99.90,  -1.90,   0.11,  (max)
07/08 10Z,   0.00,  -2.69,  99.90,  -2.59,   0.11,
07/08 11Z,   0.00,  -4.62,  99.90,  -4.52,   0.11,
07/08 12Z,   0.00,  -7.52,  99.90,  -7.41,   0.11,
07/08 13Z,  -0.10, -10.97,  99.90, -10.97,   0.11,
07/08 14Z,  -0.10, -14.37,  99.90, -14.36,   0.11,
07/08 15Z,  -0.20, -16.82,  99.90, -16.92,   0.11,
07/08 16Z,  -0.10, -17.70,  99.90, -17.69,   0.11,  (min)
07/08 17Z,   0.00, -16.92,  99.90, -16.81,   0.11,
07/08 18Z,   0.00, -14.72,  99.90, -14.61,   0.11,
07/08 19Z,   0.20, -11.52,  99.90, -11.22,   0.11,
07/08 20Z,   0.30,  -8.09,  99.90,  -7.68,   0.11,
07/08 21Z,   0.30,  -5.27,  99.90,  -4.87,   0.11,
07/08 22Z,   0.30,  -3.67,  99.90,  -3.26,   0.11,
07/08 23Z,   0.30,  -3.50,  99.90,  -3.09,   0.11,  (max)
07/09 00Z,   0.30,  -4.68,  99.90,  -4.28,   0.11,
07/09 01Z,   0.20,  -6.87,  99.90,  -6.56,   0.11,
07/09 02Z,   0.20,  -9.44,  99.90,  -9.13,   0.11,
07/09 03Z,   0.10, -11.47,  99.90, -11.26,   0.11,
07/09 04Z,   0.10, -12.12,  99.90, -11.91,   0.11,  (min)
07/09 05Z,   0.10, -11.19,  99.90, -10.98,   0.11,
07/09 06Z,   0.10,  -9.04,  99.90,  -8.84,   0.11,
07/09 07Z,   0.10,  -6.24,  99.90,  -6.03,   0.11,
07/09 08Z,   0.20,  -3.49,  99.90,  -3.19,   0.11,
07/09 09Z,   0.20,  -1.63,  99.90,  -1.33,   0.11,
07/09 10Z,   0.20,  -1.21,  99.90,  -0.90,   0.11,  (max)
07/09 11Z,   0.20,  -2.35,  99.90,  -2.05,   0.11,
07/09 12Z,   0.10,  -4.91,  99.90,  -4.71,   0.11,
07/09 13Z,   0.00,  -8.49,  99.90,  -8.38,   0.11,
07/09 14Z,  -0.10, -12.52,  99.90, -12.51,   0.11,
07/09 15Z,  -0.20, -16.15,  99.90, -16.25,   0.11,
07/09 16Z,  -0.20, -18.40,  99.90, -18.50,   0.11,
07/09 17Z,  -0.20, -18.70,  99.90, -18.79,   0.11,  (min)
07/09 18Z,  -0.10, -17.14,  99.90, -17.13,   0.11,
07/09 19Z,  -0.10, -14.14,  99.90, -14.13,   0.11,
07/09 20Z,   0.00, -10.32,  99.90, -10.21,   0.11,
07/09 21Z,   0.00,  -6.57,  99.90,  -6.46,   0.11,
07/09 22Z,   0.00,  -3.78,  99.90,  -3.67,   0.11,
07/09 23Z,   0.00,  -2.49,  99.90,  -2.39,   0.11,  (max)
07/10 00Z,   0.00,  -2.90,  99.90,  -2.80,   0.11,
07/10 01Z,   0.00,  -4.80,  99.90,  -4.70,   0.11,
07/10 02Z,  -0.10,  -7.66,  99.90,  -7.66,   0.11,
07/10 03Z,  -0.20, -10.64,  99.90, -10.74,   0.11,
07/10 04Z,  -0.20, -12.64,  99.90, -12.73,   0.11,
07/10 05Z,  -0.20, -12.84,  99.90, -12.94,   0.11,  (min)
07/10 06Z,  -0.20, -11.26,  99.90, -11.36,   0.11,
07/10 07Z,  -0.10,  -8.47,  99.90,  -8.46,   0.11,
07/10 08Z,   0.00,  -5.18,  99.90,  -5.07,   0.11,
07/10 09Z,   0.00,  -2.25,  99.90,  -2.14,   0.11,
07/10 10Z,   0.00,  -0.54,  99.90,  -0.44,   0.11,  (max)
07/10 11Z,   0.00,  -0.55,  99.90,  -0.44,   0.11,
07/10 12Z,   0.00,  -2.35,  99.90,  -2.24,   0.11,