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
#Yakutat, AK : 11/17/2025 18:21:41 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 00Z,   0.10, -10.37, -10.63,  99.90,  -0.36,
11/16 01Z,   0.00, -11.07, -11.22,  99.90,  -0.15,  (min)
11/16 02Z,   0.00, -10.91, -11.21,  99.90,  -0.30,
11/16 03Z,   0.00,  -9.97, -10.13,  99.90,  -0.16,
11/16 04Z,   0.00,  -8.51,  -8.65,  99.90,  -0.14,
11/16 05Z,   0.00,  -6.93,  -7.06,  99.90,  -0.13,
11/16 06Z,  -0.10,  -5.66,  -5.80,  99.90,  -0.04,
11/16 07Z,  -0.10,  -5.01,  -5.18,  99.90,  -0.07,  (max)
11/16 08Z,  -0.10,  -5.15,  -5.23,  99.90,   0.02,
11/16 09Z,  -0.10,  -6.03,  -6.15,  99.90,  -0.02,
11/16 10Z,   0.00,  -7.38,  -7.40,  99.90,  -0.02,
11/16 11Z,   0.00,  -8.83,  -8.96,  99.90,  -0.13,
11/16 12Z,  -0.20,  -9.95,  -9.94,  99.90,   0.21,
11/16 13Z,  -0.10, -10.40, -10.41,  99.90,   0.09,  (min)
11/16 14Z,  -0.10, -10.02, -10.05,  99.90,   0.07,
11/16 15Z,  -0.10,  -8.85,  -8.82,  99.90,   0.13,
11/16 16Z,  -0.10,  -7.13,  -7.15,  99.90,   0.08,
11/16 17Z,   0.00,  -5.29,  -5.30,  99.90,  -0.01,
11/16 18Z,  -0.10,  -3.76,  -3.88,  99.90,  -0.02,
11/16 19Z,   0.00,  -2.94,  -3.09,  99.90,  -0.15,  (max)
11/16 20Z,   0.00,  -3.07,  -3.44,  99.90,  -0.37,
11/16 21Z,   0.10,  -4.15,  -4.46,  99.90,  -0.41,
11/16 22Z,   0.10,  -5.95,  -6.23,  99.90,  -0.38,
11/16 23Z,   0.10,  -8.09,  -8.50,  99.90,  -0.51,
11/17 00Z,   0.00, -10.07, -10.38,  99.90,  -0.31,
11/17 01Z,   0.00, -11.47, -11.83,  99.90,  -0.36,
11/17 02Z,   0.00, -11.97, -12.25,  99.90,  -0.28,  (min)
11/17 03Z,   0.00, -11.49, -11.80,  99.90,  -0.31,
11/17 04Z,   0.00, -10.19, -10.55,  99.90,  -0.36,
11/17 05Z,   0.00,  -8.43,  -8.79,  99.90,  -0.36,
11/17 06Z,   0.00,  -6.65,  -6.94,  99.90,  -0.29,
11/17 07Z,   0.00,  -5.31,  -5.60,  99.90,  -0.29,
11/17 08Z,   0.00,  -4.73,  -5.02,  99.90,  -0.29,  (max)
11/17 09Z,   0.00,  -5.01,  -5.29,  99.90,  -0.28,
11/17 10Z,   0.00,  -6.03,  -6.36,  99.90,  -0.33,
11/17 11Z,   0.00,  -7.47,  -7.71,  99.90,  -0.24,
11/17 12Z,  -0.10,  -8.88,  -9.10,  99.90,  -0.12,
11/17 13Z,  -0.10,  -9.83,  -9.97,  99.90,  -0.04,
11/17 14Z,   0.00, -10.00, -10.25,  99.90,  -0.25,  (min)
11/17 15Z,   0.00,  -9.30,  -9.53,  99.90,  -0.23,
11/17 16Z,   0.00,  -7.85,  -8.06,  99.90,  -0.21,
11/17 17Z,   0.00,  -6.00,  -6.15,  99.90,  -0.15,
11/17 18Z,   0.00,  -4.19,  -4.41,  99.90,  -0.22,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/17 19Z,   0.00,  -2.91,  99.90,  -3.13,  -0.22,
11/17 20Z,   0.00,  -2.52,  99.90,  -2.74,  -0.22,  (max)
11/17 21Z,   0.00,  -3.16,  99.90,  -3.39,  -0.23,
11/17 22Z,   0.10,  -4.75,  99.90,  -4.88,  -0.23,
11/17 23Z,   0.30,  -6.96,  99.90,  -6.89,  -0.23,
11/18 00Z,   0.40,  -9.31,  99.90,  -9.14,  -0.24,
11/18 01Z,   0.40, -11.28,  99.90, -11.12,  -0.24,
11/18 02Z,   0.30, -12.44,  99.90, -12.38,  -0.25,
11/18 03Z,   0.20, -12.56,  99.90, -12.61,  -0.25,  (min)
11/18 04Z,   0.10, -11.64,  99.90, -11.79,  -0.25,
11/18 05Z,   0.00,  -9.96,  99.90, -10.21,  -0.26,
11/18 06Z,   0.00,  -7.94,  99.90,  -8.20,  -0.26,
11/18 07Z,   0.00,  -6.09,  99.90,  -6.35,  -0.26,
11/18 08Z,  -0.10,  -4.85,  99.90,  -5.21,  -0.26,
11/18 09Z,  -0.10,  -4.48,  99.90,  -4.84,  -0.26,  (max)
11/18 10Z,  -0.10,  -5.01,  99.90,  -5.37,  -0.26,
11/18 11Z,  -0.10,  -6.22,  99.90,  -6.58,  -0.26,
11/18 12Z,  -0.10,  -7.70,  99.90,  -8.06,  -0.26,
11/18 13Z,  -0.10,  -8.99,  99.90,  -9.35,  -0.26,
11/18 14Z,   0.00,  -9.66,  99.90,  -9.92,  -0.26,  (min)
11/18 15Z,  -0.10,  -9.48,  99.90,  -9.84,  -0.26,
11/18 16Z,  -0.20,  -8.42,  99.90,  -8.88,  -0.26,
11/18 17Z,  -0.20,  -6.73,  99.90,  -7.19,  -0.26,
11/18 18Z,  -0.30,  -4.82,  99.90,  -5.38,  -0.26,
11/18 19Z,  -0.10,  -3.20,  99.90,  -3.56,  -0.26,
11/18 20Z,  -0.20,  -2.32,  99.90,  -2.78,  -0.26,  (max)
11/18 21Z,  -0.20,  -2.46,  99.90,  -2.92,  -0.26,
11/18 22Z,  -0.20,  -3.66,  99.90,  -4.13,  -0.26,
11/18 23Z,  -0.20,  -5.73,  99.90,  -6.19,  -0.26,
11/19 00Z,  -0.40,  -8.21,  99.90,  -8.88,  -0.26,
11/19 01Z,  -0.50, -10.59,  99.90, -11.35,  -0.26,
11/19 02Z,  -0.40, -12.35,  99.90, -13.01,  -0.26,
11/19 03Z,  -0.40, -13.10,  99.90, -13.76,  -0.26,  (min)
11/19 04Z,  -0.40, -12.72,  99.90, -13.38,  -0.26,
11/19 05Z,  -0.50, -11.34,  99.90, -12.10,  -0.26,
11/19 06Z,  -0.40,  -9.32,  99.90,  -9.98,  -0.26,
11/19 07Z,  -0.50,  -7.17,  99.90,  -7.94,  -0.26,
11/19 08Z,  -0.40,  -5.41,  99.90,  -6.07,  -0.26,
11/19 09Z,  -0.40,  -4.42,  99.90,  -5.08,  -0.26,
11/19 10Z,  -0.40,  -4.38,  99.90,  -5.04,  -0.26,  (max)
11/19 11Z,  -0.30,  -5.21,  99.90,  -5.77,  -0.26,
11/19 12Z,  -0.30,  -6.57,  99.90,  -7.13,  -0.26,
11/19 13Z,  -0.30,  -8.02,  99.90,  -8.58,  -0.26,
11/19 14Z,  -0.20,  -9.08,  99.90,  -9.54,  -0.26,
11/19 15Z,  -0.20,  -9.40,  99.90,  -9.86,  -0.26,  (min)
11/19 16Z,  -0.10,  -8.81,  99.90,  -9.17,  -0.26,
11/19 17Z,   0.00,  -7.42,  99.90,  -7.68,  -0.26,
11/19 18Z,   0.00,  -5.58,  99.90,  -5.84,  -0.26,
11/19 19Z,   0.10,  -3.76,  99.90,  -3.92,  -0.26,
11/19 20Z,   0.30,  -2.46,  99.90,  -2.42,  -0.26,
11/19 21Z,   0.40,  -2.08,  99.90,  -1.94,  -0.26,  (max)
11/19 22Z,   0.50,  -2.80,  99.90,  -2.56,  -0.26,
11/19 23Z,   0.50,  -4.53,  99.90,  -4.29,  -0.26,
11/20 00Z,   0.50,  -6.94,  99.90,  -6.70,  -0.26,
11/20 01Z,   0.50,  -9.53,  99.90,  -9.29,  -0.26,
11/20 02Z,   0.50, -11.74,  99.90, -11.50,  -0.26,
11/20 03Z,   0.50, -13.10,  99.90, -12.87,  -0.26,
11/20 04Z,   0.50, -13.34,  99.90, -13.10,  -0.26,  (min)
11/20 05Z,   0.50, -12.44,  99.90, -12.20,  -0.26,
11/20 06Z,   0.50, -10.66,  99.90, -10.42,  -0.26,
11/20 07Z,   0.50,  -8.45,  99.90,  -8.21,  -0.26,
11/20 08Z,   0.50,  -6.34,  99.90,  -6.10,  -0.26,
11/20 09Z,   0.50,  -4.82,  99.90,  -4.58,  -0.26,
11/20 10Z,   0.60,  -4.20,  99.90,  -3.86,  -0.26,  (max)
11/20 11Z,   0.60,  -4.52,  99.90,  -4.18,  -0.26,
11/20 12Z,   0.60,  -5.60,  99.90,  -5.26,  -0.26,
11/20 13Z,   0.70,  -7.03,  99.90,  -6.59,  -0.26,
11/20 14Z,   0.80,  -8.34,  99.90,  -7.80,  -0.26,
11/20 15Z,   0.80,  -9.08,  99.90,  -8.54,  -0.26,  (min)
11/20 16Z,   0.80,  -8.98,  99.90,  -8.44,  -0.26,
11/20 17Z,   0.80,  -8.01,  99.90,  -7.47,  -0.26,
11/20 18Z,   0.80,  -6.39,  99.90,  -5.85,  -0.26,
11/20 19Z,   0.80,  -4.53,  99.90,  -3.99,  -0.26,
11/20 20Z,   0.70,  -2.93,  99.90,  -2.50,  -0.26,
11/20 21Z,   0.80,  -2.07,  99.90,  -1.53,  -0.26,  (max)
11/20 22Z,   0.90,  -2.24,  99.90,  -1.61,  -0.26,
11/20 23Z,   0.70,  -3.50,  99.90,  -3.06,  -0.26,
11/21 00Z,   0.80,  -5.64,  99.90,  -5.10,  -0.26,
11/21 01Z,   0.70,  -8.23,  99.90,  -7.79,  -0.26,
11/21 02Z,   0.70, -10.72,  99.90, -10.28,  -0.26,
11/21 03Z,   0.60, -12.60,  99.90, -12.26,  -0.26,
11/21 04Z,   0.60, -13.46,  99.90, -13.12,  -0.26,  (min)
11/21 05Z,   0.60, -13.16,  99.90, -12.82,  -0.26,
11/21 06Z,   0.50, -11.81,  99.90, -11.57,  -0.26,
11/21 07Z,   0.50,  -9.77,  99.90,  -9.53,  -0.26,
11/21 08Z,   0.40,  -7.53,  99.90,  -7.39,  -0.26,
11/21 09Z,   0.50,  -5.63,  99.90,  -5.39,  -0.26,
11/21 10Z,   0.50,  -4.47,  99.90,  -4.23,  -0.26,
11/21 11Z,   0.50,  -4.24,  99.90,  -4.00,  -0.26,  (max)
11/21 12Z,   0.50,  -4.89,  99.90,  -4.65,  -0.26,