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
#Skagway, AK : 07/11/2026 23:24:17 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/10 06Z,   1.50,  -0.93,  -1.67,  99.90,  -2.24,  (max)
07/10 07Z,   1.50,  -2.83,  -3.41,  99.90,  -2.08,
07/10 08Z,   1.50,  -5.68,  -6.14,  99.90,  -1.96,
07/10 09Z,   1.60,  -9.01,  -9.52,  99.90,  -2.11,
07/10 10Z,   1.60, -12.25, -12.84,  99.90,  -2.19,
07/10 11Z,   1.70, -14.67, -15.30,  99.90,  -2.33,
07/10 12Z,   1.60, -15.60, -16.21,  99.90,  -2.21,  (min)
07/10 13Z,   1.50, -14.91, -15.55,  99.90,  -2.14,
07/10 14Z,   1.50, -12.99, -13.65,  99.90,  -2.16,
07/10 15Z,   1.50, -10.40, -11.09,  99.90,  -2.19,
07/10 16Z,   1.50,  -7.72,  -8.26,  99.90,  -2.04,
07/10 17Z,   1.60,  -5.56,  -6.25,  99.90,  -2.29,
07/10 18Z,   1.40,  -4.44,  -5.07,  99.90,  -2.03,  (max)
07/10 19Z,   1.40,  -4.50,  -5.31,  99.90,  -2.21,
07/10 20Z,   1.40,  -5.50,  -6.24,  99.90,  -2.14,
07/10 21Z,   1.50,  -7.10,  -7.77,  99.90,  -2.17,
07/10 22Z,   1.60,  -8.96,  -9.78,  99.90,  -2.42,
07/10 23Z,   1.70, -10.55, -11.32,  99.90,  -2.47,
07/11 00Z,   1.50, -11.17, -11.89,  99.90,  -2.22,  (min)
07/11 01Z,   1.50, -10.44, -11.02,  99.90,  -2.08,
07/11 02Z,   1.50,  -8.51,  -9.19,  99.90,  -2.18,
07/11 03Z,   1.50,  -5.86,  -6.61,  99.90,  -2.25,
07/11 04Z,   1.60,  -3.06,  -4.03,  99.90,  -2.57,
07/11 05Z,   1.60,  -0.78,  -1.96,  99.90,  -2.78,
07/11 06Z,   1.30,   0.31,  -0.76,  99.90,  -2.37,  (max)
07/11 07Z,   1.30,  -0.19,  -1.17,  99.90,  -2.28,
07/11 08Z,   1.30,  -2.18,  -3.00,  99.90,  -2.12,
07/11 09Z,   1.40,  -5.29,  -6.03,  99.90,  -2.14,
07/11 10Z,   1.60,  -9.06,  -9.87,  99.90,  -2.41,
07/11 11Z,   1.80, -12.84, -13.74,  99.90,  -2.70,
07/11 12Z,   1.40, -15.74, -16.55,  99.90,  -2.21,
07/11 13Z,   1.40, -16.99, -17.85,  99.90,  -2.26,  (min)
07/11 14Z,   1.40, -16.38, -17.04,  99.90,  -2.06,
07/11 15Z,   1.50, -14.25, -14.93,  99.90,  -2.18,
07/11 16Z,   1.70, -11.22, -11.94,  99.90,  -2.42,
07/11 17Z,   1.80,  -7.96,  -8.70,  99.90,  -2.54,
07/11 18Z,   1.40,  -5.26,  -5.96,  99.90,  -2.10,
07/11 19Z,   1.50,  -3.70,  -4.47,  99.90,  -2.27,
07/11 20Z,   1.60,  -3.46,  -4.42,  99.90,  -2.56,  (max)
07/11 21Z,   1.70,  -4.35,  -5.12,  99.90,  -2.47,
07/11 22Z,   1.80,  -6.11,  -6.85,  99.90,  -2.54,
07/11 23Z,   1.90,  -8.37,  -9.14,  99.90,  -2.67,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/12 00Z,   1.90, -10.43,  99.90, -11.16,  -2.64,
07/12 01Z,   2.10, -11.46,  99.90, -11.96,  -2.60,  (min)
07/12 02Z,   2.10, -10.94,  99.90, -11.40,  -2.56,
07/12 03Z,   2.10,  -8.96,  99.90,  -9.38,  -2.52,
07/12 04Z,   2.10,  -6.02,  99.90,  -6.40,  -2.48,
07/12 05Z,   2.10,  -2.81,  99.90,  -3.15,  -2.44,
07/12 06Z,   2.00,  -0.15,  99.90,  -0.55,  -2.41,
07/12 07Z,   1.90,   1.16,  99.90,   0.69,  -2.37,  (max)
07/12 08Z,   1.70,   0.69,  99.90,   0.06,  -2.33,
07/12 09Z,   1.60,  -1.48,  99.90,  -2.17,  -2.29,
07/12 10Z,   1.60,  -4.97,  99.90,  -5.63,  -2.25,
07/12 11Z,   1.60,  -9.30,  99.90,  -9.91,  -2.22,
07/12 12Z,   1.60, -13.67,  99.90, -14.29,  -2.22,
07/12 13Z,   1.70, -17.03,  99.90, -17.54,  -2.22,
07/12 14Z,   1.80, -18.45,  99.90, -18.87,  -2.22,  (min)
07/12 15Z,   1.90, -17.70,  99.90, -18.02,  -2.22,
07/12 16Z,   1.90, -15.17,  99.90, -15.48,  -2.22,
07/12 17Z,   2.00, -11.54,  99.90, -11.76,  -2.22,
07/12 18Z,   2.10,  -7.68,  99.90,  -7.80,  -2.22,
07/12 19Z,   2.10,  -4.49,  99.90,  -4.61,  -2.22,
07/12 20Z,   2.00,  -2.63,  99.90,  -2.85,  -2.22,
07/12 21Z,   1.90,  -2.30,  99.90,  -2.62,  -2.22,  (max)
07/12 22Z,   1.70,  -3.34,  99.90,  -3.86,  -2.22,
07/12 23Z,   1.70,  -5.50,  99.90,  -6.02,  -2.22,
07/13 00Z,   1.60,  -8.32,  99.90,  -8.94,  -2.22,
07/13 01Z,   1.60, -10.92,  99.90, -11.53,  -2.22,
07/13 02Z,   1.60, -12.26,  99.90, -12.88,  -2.22,  (min)
07/13 03Z,   1.60, -11.76,  99.90, -12.38,  -2.22,
07/13 04Z,   1.60,  -9.52,  99.90, -10.13,  -2.22,
07/13 05Z,   1.70,  -6.12,  99.90,  -6.64,  -2.22,
07/13 06Z,   1.80,  -2.42,  99.90,  -2.83,  -2.22,
07/13 07Z,   1.80,   0.60,  99.90,   0.19,  -2.22,
07/13 08Z,   1.70,   2.05,  99.90,   1.53,  -2.22,  (max)
07/13 09Z,   1.60,   1.49,  99.90,   0.88,  -2.22,
07/13 10Z,   1.50,  -0.95,  99.90,  -1.67,  -2.22,
07/13 11Z,   1.40,  -4.93,  99.90,  -5.74,  -2.22,
07/13 12Z,   1.30,  -9.85,  99.90, -10.77,  -2.22,
07/13 13Z,   1.20, -14.76,  99.90, -15.78,  -2.22,
07/13 14Z,   1.30, -18.38,  99.90, -19.30,  -2.22,
07/13 15Z,   1.30, -19.74,  99.90, -20.66,  -2.22,  (min)
07/13 16Z,   1.40, -18.62,  99.90, -19.44,  -2.22,
07/13 17Z,   1.50, -15.52,  99.90, -16.23,  -2.22,
07/13 18Z,   1.60, -11.27,  99.90, -11.88,  -2.22,
07/13 19Z,   1.60,  -6.89,  99.90,  -7.50,  -2.22,
07/13 20Z,   1.50,  -3.39,  99.90,  -4.10,  -2.22,
07/13 21Z,   1.40,  -1.45,  99.90,  -2.26,  -2.22,
07/13 22Z,   1.40,  -1.26,  99.90,  -2.07,  -2.22,  (max)
07/13 23Z,   1.40,  -2.67,  99.90,  -3.49,  -2.22,
07/14 00Z,   1.30,  -5.41,  99.90,  -6.32,  -2.22,
07/14 01Z,   1.40,  -8.85,  99.90,  -9.66,  -2.22,
07/14 02Z,   1.40, -11.88,  99.90, -12.70,  -2.22,
07/14 03Z,   1.50, -13.34,  99.90, -14.06,  -2.22,  (min)
07/14 04Z,   1.60, -12.63,  99.90, -13.25,  -2.22,
07/14 05Z,   1.60,  -9.95,  99.90, -10.56,  -2.22,
07/14 06Z,   1.70,  -6.04,  99.90,  -6.55,  -2.22,
07/14 07Z,   1.70,  -1.90,  99.90,  -2.42,  -2.22,
07/14 08Z,   1.60,   1.33,  99.90,   0.72,  -2.22,
07/14 09Z,   1.50,   2.76,  99.90,   2.05,  -2.22,  (max)
07/14 10Z,   1.30,   2.00,  99.90,   1.08,  -2.22,
07/14 11Z,   1.20,  -0.83,  99.90,  -1.85,  -2.22,
07/14 12Z,   1.10,  -5.32,  99.90,  -6.44,  -2.22,
07/14 13Z,   1.10, -10.77,  99.90, -11.89,  -2.22,
07/14 14Z,   1.20, -16.00,  99.90, -17.02,  -2.22,
07/14 15Z,   1.30, -19.60,  99.90, -20.52,  -2.22,
07/14 16Z,   1.50, -20.60,  99.90, -21.31,  -2.22,  (min)
07/14 17Z,   1.60, -18.90,  99.90, -19.51,  -2.22,
07/14 18Z,   1.70, -15.16,  99.90, -15.68,  -2.22,
07/14 19Z,   1.70, -10.38,  99.90, -10.90,  -2.22,
07/14 20Z,   1.70,  -5.68,  99.90,  -6.20,  -2.22,
07/14 21Z,   1.70,  -2.12,  99.90,  -2.63,  -2.22,
07/14 22Z,   1.70,  -0.35,  99.90,  -0.86,  -2.22,  (max)
07/14 23Z,   1.60,  -0.53,  99.90,  -1.14,  -2.22,
07/15 00Z,   1.50,  -2.49,  99.90,  -3.21,  -2.22,
07/15 01Z,   1.50,  -5.87,  99.90,  -6.58,  -2.22,
07/15 02Z,   1.50,  -9.83,  99.90, -10.55,  -2.22,
07/15 03Z,   1.50, -13.08,  99.90, -13.80,  -2.22,
07/15 04Z,   1.50, -14.39,  99.90, -15.11,  -2.22,  (min)
07/15 05Z,   1.50, -13.27,  99.90, -13.98,  -2.22,
07/15 06Z,   1.50, -10.09,  99.90, -10.81,  -2.22,
07/15 07Z,   1.50,  -5.75,  99.90,  -6.47,  -2.22,
07/15 08Z,   1.50,  -1.38,  99.90,  -2.09,  -2.22,
07/15 09Z,   1.50,   1.87,  99.90,   1.15,  -2.22,
07/15 10Z,   1.50,   3.10,  99.90,   2.38,  -2.22,  (max)
07/15 11Z,   1.40,   1.99,  99.90,   1.17,  -2.22,
07/15 12Z,   1.30,  -1.28,  99.90,  -2.20,  -2.22,
07/15 13Z,   1.30,  -6.22,  99.90,  -7.13,  -2.22,
07/15 14Z,   1.30, -11.97,  99.90, -12.89,  -2.22,
07/15 15Z,   1.40, -17.19,  99.90, -18.01,  -2.22,
07/15 16Z,   1.50, -20.41,  99.90, -21.12,  -2.22,
07/15 17Z,   1.60, -20.76,  99.90, -21.38,  -2.22,  (min)
07/15 18Z,   1.60, -18.39,  99.90, -19.00,  -2.22,