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
#Kodiak Island, AK : 05/17/2025 22:22:14 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/16 06Z,  -0.20,  -8.32,  -8.41,  99.90,   0.11,
05/16 07Z,  -0.20,  -8.03,  -8.13,  99.90,   0.10,  (min)
05/16 08Z,  -0.30,  -7.08,  -7.17,  99.90,   0.21,
05/16 09Z,  -0.30,  -5.74,  -5.89,  99.90,   0.15,
05/16 10Z,  -0.30,  -4.34,  -4.50,  99.90,   0.14,
05/16 11Z,  -0.40,  -3.18,  -3.24,  99.90,   0.34,
05/16 12Z,  -0.30,  -2.60,  -2.71,  99.90,   0.19,  (max)
05/16 13Z,  -0.30,  -2.86,  -3.03,  99.90,   0.13,
05/16 14Z,  -0.40,  -3.98,  -4.25,  99.90,   0.13,
05/16 15Z,  -0.40,  -5.72,  -5.99,  99.90,   0.13,
05/16 16Z,  -0.50,  -7.76,  -8.06,  99.90,   0.20,
05/16 17Z,  -0.50,  -9.77, -10.09,  99.90,   0.18,
05/16 18Z,  -0.40, -11.28, -11.51,  99.90,   0.17,
05/16 19Z,  -0.40, -11.95, -12.08,  99.90,   0.27,  (min)
05/16 20Z,  -0.40, -11.67, -11.93,  99.90,   0.14,
05/16 21Z,  -0.40, -10.68, -10.96,  99.90,   0.12,
05/16 22Z,  -0.40,  -9.29,  -9.47,  99.90,   0.22,
05/16 23Z,  -0.40,  -7.77,  -7.96,  99.90,   0.21,
05/17 00Z,  -0.30,  -6.44,  -6.64,  99.90,   0.10,
05/17 01Z,  -0.40,  -5.61,  -5.84,  99.90,   0.17,
05/17 02Z,  -0.40,  -5.41,  -5.72,  99.90,   0.09,  (max)
05/17 03Z,  -0.50,  -5.77,  -6.08,  99.90,   0.19,
05/17 04Z,  -0.50,  -6.47,  -6.80,  99.90,   0.17,
05/17 05Z,  -0.50,  -7.30,  -7.61,  99.90,   0.19,
05/17 06Z,  -0.40,  -7.97,  -8.26,  99.90,   0.11,
05/17 07Z,  -0.40,  -8.12,  -8.29,  99.90,   0.23,  (min)
05/17 08Z,  -0.50,  -7.62,  -7.88,  99.90,   0.24,
05/17 09Z,  -0.50,  -6.58,  -6.85,  99.90,   0.23,
05/17 10Z,  -0.50,  -5.32,  -5.58,  99.90,   0.24,
05/17 11Z,  -0.50,  -4.12,  -4.34,  99.90,   0.28,
05/17 12Z,  -0.40,  -3.23,  -3.43,  99.90,   0.20,
05/17 13Z,  -0.50,  -2.95,  -3.24,  99.90,   0.21,  (max)
05/17 14Z,  -0.50,  -3.48,  -3.84,  99.90,   0.14,
05/17 15Z,  -0.60,  -4.75,  -5.04,  99.90,   0.31,
05/17 16Z,  -0.60,  -6.49,  -6.92,  99.90,   0.17,
05/17 17Z,  -0.60,  -8.42,  -8.82,  99.90,   0.20,
05/17 18Z,  -0.60, -10.18, -10.49,  99.90,   0.29,
05/17 19Z,  -0.60, -11.38, -11.57,  99.90,   0.41,
05/17 20Z,  -0.60, -11.75, -11.88,  99.90,   0.47,  (min)
05/17 21Z,  -0.60, -11.28, -11.54,  99.90,   0.34,
05/17 22Z,  -0.60, -10.24, -10.50,  99.90,   0.34,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 23Z,  -0.60,  -8.91,  99.90,  -9.17,   0.33,
05/18 00Z,  -0.60,  -7.53,  99.90,  -7.80,   0.33,
05/18 01Z,  -0.60,  -6.38,  99.90,  -6.66,   0.32,
05/18 02Z,  -0.60,  -5.73,  99.90,  -6.01,   0.32,
05/18 03Z,  -0.60,  -5.66,  99.90,  -5.95,   0.31,  (max)
05/18 04Z,  -0.70,  -6.05,  99.90,  -6.45,   0.30,
05/18 05Z,  -0.70,  -6.71,  99.90,  -7.11,   0.30,
05/18 06Z,  -0.70,  -7.42,  99.90,  -7.83,   0.29,
05/18 07Z,  -0.80,  -7.92,  99.90,  -8.43,   0.29,  (min)
05/18 08Z,  -0.70,  -7.92,  99.90,  -8.34,   0.28,
05/18 09Z,  -0.70,  -7.34,  99.90,  -7.77,   0.27,
05/18 10Z,  -0.70,  -6.35,  99.90,  -6.78,   0.27,
05/18 11Z,  -0.70,  -5.24,  99.90,  -5.67,   0.27,
05/18 12Z,  -0.70,  -4.23,  99.90,  -4.66,   0.27,
05/18 13Z,  -0.70,  -3.55,  99.90,  -3.98,   0.27,
05/18 14Z,  -0.70,  -3.47,  99.90,  -3.90,   0.27,  (max)
05/18 15Z,  -0.70,  -4.13,  99.90,  -4.56,   0.27,
05/18 16Z,  -0.70,  -5.41,  99.90,  -5.85,   0.27,
05/18 17Z,  -0.70,  -7.07,  99.90,  -7.50,   0.27,
05/18 18Z,  -0.70,  -8.81,  99.90,  -9.24,   0.27,
05/18 19Z,  -0.80, -10.34,  99.90, -10.87,   0.27,
05/18 20Z,  -0.80, -11.30,  99.90, -11.84,   0.27,
05/18 21Z,  -0.80, -11.48,  99.90, -12.01,   0.27,  (min)
05/18 22Z,  -0.80, -10.92,  99.90, -11.45,   0.27,
05/18 23Z,  -0.80,  -9.89,  99.90, -10.42,   0.27,
05/19 00Z,  -0.80,  -8.63,  99.90,  -9.16,   0.27,
05/19 01Z,  -0.80,  -7.35,  99.90,  -7.88,   0.27,
05/19 02Z,  -0.80,  -6.30,  99.90,  -6.83,   0.27,
05/19 03Z,  -0.80,  -5.75,  99.90,  -6.28,   0.27,
05/19 04Z,  -0.80,  -5.73,  99.90,  -6.26,   0.27,  (max)
05/19 05Z,  -0.80,  -6.12,  99.90,  -6.65,   0.27,
05/19 06Z,  -0.80,  -6.74,  99.90,  -7.27,   0.27,
05/19 07Z,  -0.70,  -7.41,  99.90,  -7.84,   0.27,
05/19 08Z,  -0.70,  -7.87,  99.90,  -8.30,   0.27,  (min)
05/19 09Z,  -0.70,  -7.86,  99.90,  -8.29,   0.27,
05/19 10Z,  -0.70,  -7.34,  99.90,  -7.77,   0.27,
05/19 11Z,  -0.70,  -6.48,  99.90,  -6.91,   0.27,
05/19 12Z,  -0.70,  -5.52,  99.90,  -5.96,   0.27,
05/19 13Z,  -0.70,  -4.65,  99.90,  -5.08,   0.27,
05/19 14Z,  -0.70,  -4.08,  99.90,  -4.51,   0.27,
05/19 15Z,  -0.70,  -4.06,  99.90,  -4.49,   0.27,  (max)
05/19 16Z,  -0.70,  -4.70,  99.90,  -5.13,   0.27,
05/19 17Z,  -0.60,  -5.89,  99.90,  -6.22,   0.27,
05/19 18Z,  -0.60,  -7.39,  99.90,  -7.72,   0.27,
05/19 19Z,  -0.50,  -8.96,  99.90,  -9.19,   0.27,
05/19 20Z,  -0.50, -10.31,  99.90, -10.54,   0.27,
05/19 21Z,  -0.50, -11.12,  99.90, -11.35,   0.27,
05/19 22Z,  -0.50, -11.20,  99.90, -11.43,   0.27,  (min)
05/19 23Z,  -0.50, -10.62,  99.90, -10.85,   0.27,
05/20 00Z,  -0.50,  -9.61,  99.90,  -9.84,   0.27,
05/20 01Z,  -0.50,  -8.37,  99.90,  -8.60,   0.27,
05/20 02Z,  -0.50,  -7.10,  99.90,  -7.33,   0.27,
05/20 03Z,  -0.50,  -6.07,  99.90,  -6.30,   0.27,
05/20 04Z,  -0.50,  -5.54,  99.90,  -5.77,   0.27,  (max)
05/20 05Z,  -0.50,  -5.54,  99.90,  -5.77,   0.27,
05/20 06Z,  -0.50,  -5.95,  99.90,  -6.18,   0.27,
05/20 07Z,  -0.50,  -6.62,  99.90,  -6.85,   0.27,
05/20 08Z,  -0.50,  -7.38,  99.90,  -7.61,   0.27,
05/20 09Z,  -0.40,  -7.95,  99.90,  -8.08,   0.27,
05/20 10Z,  -0.50,  -8.08,  99.90,  -8.31,   0.27,  (min)
05/20 11Z,  -0.50,  -7.71,  99.90,  -7.94,   0.27,
05/20 12Z,  -0.50,  -7.00,  99.90,  -7.24,   0.27,
05/20 13Z,  -0.50,  -6.15,  99.90,  -6.38,   0.27,
05/20 14Z,  -0.50,  -5.30,  99.90,  -5.53,   0.27,
05/20 15Z,  -0.50,  -4.69,  99.90,  -4.92,   0.27,
05/20 16Z,  -0.50,  -4.58,  99.90,  -4.82,   0.27,  (max)
05/20 17Z,  -0.50,  -5.10,  99.90,  -5.33,   0.27,
05/20 18Z,  -0.50,  -6.12,  99.90,  -6.36,   0.27,
05/20 19Z,  -0.50,  -7.46,  99.90,  -7.69,   0.27,
05/20 20Z,  -0.50,  -8.89,  99.90,  -9.12,   0.27,
05/20 21Z,  -0.50, -10.15,  99.90, -10.38,   0.27,
05/20 22Z,  -0.50, -10.89,  99.90, -11.12,   0.27,
05/20 23Z,  -0.50, -10.93,  99.90, -11.16,   0.27,  (min)
05/21 00Z,  -0.50, -10.34,  99.90, -10.57,   0.27,
05/21 01Z,  -0.60,  -9.31,  99.90,  -9.64,   0.27,
05/21 02Z,  -0.60,  -8.01,  99.90,  -8.34,   0.27,
05/21 03Z,  -0.70,  -6.66,  99.90,  -7.10,   0.27,
05/21 04Z,  -0.70,  -5.59,  99.90,  -6.02,   0.27,
05/21 05Z,  -0.70,  -5.06,  99.90,  -5.49,   0.27,  (max)
05/21 06Z,  -0.70,  -5.10,  99.90,  -5.53,   0.27,
05/21 07Z,  -0.70,  -5.61,  99.90,  -6.04,   0.27,
05/21 08Z,  -0.60,  -6.46,  99.90,  -6.79,   0.27,
05/21 09Z,  -0.60,  -7.46,  99.90,  -7.79,   0.27,
05/21 10Z,  -0.60,  -8.28,  99.90,  -8.61,   0.27,
05/21 11Z,  -0.60,  -8.64,  99.90,  -8.97,   0.27,  (min)
05/21 12Z,  -0.60,  -8.46,  99.90,  -8.80,   0.27,
05/21 13Z,  99.90,  -7.87,  99.90,  99.90,   0.27,
05/21 14Z,  99.90,  -7.01,  99.90,  99.90,   0.27,
05/21 15Z,  99.90,  -6.05,  99.90,  99.90,   0.27,
05/21 16Z,  99.90,  -5.27,  99.90,  99.90,   0.27,
05/21 17Z,  99.90,  -4.97,  99.90,  99.90,   0.27,
05/21 18Z,  99.90,  -5.28,  99.90,  99.90,   0.27,