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
#Cordova, AK : 03/16/2026 09:22:52 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/14 18Z,  -0.10,  -2.21,  -2.59,  99.90,  -0.28,
03/14 19Z,  -0.10,  -1.96,  -2.34,  99.90,  -0.28,  (max)
03/14 20Z,   0.00,  -2.55,  -2.99,  99.90,  -0.44,
03/14 21Z,   0.00,  -3.85,  -4.48,  99.90,  -0.63,
03/14 22Z,   0.00,  -5.63,  -6.27,  99.90,  -0.64,
03/14 23Z,  -0.10,  -7.65,  -8.28,  99.90,  -0.53,
03/15 00Z,  -0.10,  -9.56, -10.12,  99.90,  -0.46,
03/15 01Z,  -0.20, -10.82, -11.44,  99.90,  -0.42,
03/15 02Z,  -0.20, -11.19, -11.76,  99.90,  -0.37,  (min)
03/15 03Z,  -0.10, -10.64, -11.16,  99.90,  -0.42,
03/15 04Z,  -0.10,  -9.25,  -9.76,  99.90,  -0.41,
03/15 05Z,  -0.20,  -7.31,  -7.76,  99.90,  -0.25,
03/15 06Z,  -0.20,  -5.33,  -5.76,  99.90,  -0.23,
03/15 07Z,  -0.20,  -3.79,  -4.16,  99.90,  -0.17,
03/15 08Z,  -0.10,  -3.03,  -3.28,  99.90,  -0.15,  (max)
03/15 09Z,  -0.20,  -3.11,  -3.35,  99.90,  -0.04,
03/15 10Z,  -0.20,  -3.85,  -4.14,  99.90,  -0.09,
03/15 11Z,  -0.30,  -5.09,  -5.37,  99.90,   0.02,
03/15 12Z,  -0.30,  -6.52,  -6.64,  99.90,   0.18,
03/15 13Z,  -0.30,  -7.60,  -7.67,  99.90,   0.23,
03/15 14Z,  -0.30,  -7.90,  -8.14,  99.90,   0.06,  (min)
03/15 15Z,  -0.30,  -7.35,  -7.73,  99.90,  -0.08,
03/15 16Z,  -0.30,  -6.06,  -6.38,  99.90,  -0.02,
03/15 17Z,  -0.20,  -4.31,  -4.57,  99.90,  -0.06,
03/15 18Z,  -0.20,  -2.61,  -2.66,  99.90,   0.15,
03/15 19Z,  -0.10,  -1.48,  -1.53,  99.90,   0.05,
03/15 20Z,  -0.10,  -1.26,  -1.44,  99.90,  -0.08,  (max)
03/15 21Z,   0.00,  -2.07,  -2.29,  99.90,  -0.22,
03/15 22Z,   0.00,  -3.73,  -3.77,  99.90,  -0.04,
03/15 23Z,   0.10,  -6.00,  -5.93,  99.90,  -0.03,
03/16 00Z,   0.20,  -8.54,  -8.34,  99.90,   0.00,
03/16 01Z,   0.30, -10.77, -10.76,  99.90,  -0.29,
03/16 02Z,   0.40, -12.01, -12.19,  99.90,  -0.58,  (min)
03/16 03Z,   0.50, -11.98, -11.97,  99.90,  -0.49,
03/16 04Z,   0.40, -10.77, -10.48,  99.90,  -0.11,
03/16 05Z,   0.50,  -8.65,  -8.22,  99.90,  -0.07,
03/16 06Z,   0.60,  -6.17,  -5.79,  99.90,  -0.22,
03/16 07Z,   0.60,  -3.94,  -3.75,  99.90,  -0.41,
03/16 08Z,   0.70,  -2.46,  -2.30,  99.90,  -0.54,
03/16 09Z,   0.70,  -2.02,  -1.75,  99.90,  -0.43,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/16 10Z,   0.50,  -2.59,  99.90,  -2.51,  -0.42,
03/16 11Z,   0.80,  -3.99,  99.90,  -3.60,  -0.40,
03/16 12Z,   0.80,  -5.94,  99.90,  -5.53,  -0.39,
03/16 13Z,   0.70,  -7.91,  99.90,  -7.58,  -0.37,
03/16 14Z,   1.00,  -9.15,  99.90,  -8.51,  -0.36,
03/16 15Z,   0.80,  -9.19,  99.90,  -8.74,  -0.34,  (min)
03/16 16Z,   1.00,  -8.07,  99.90,  -7.39,  -0.33,
03/16 17Z,   0.90,  -6.09,  99.90,  -5.50,  -0.31,
03/16 18Z,   0.90,  -3.79,  99.90,  -3.18,  -0.29,
03/16 19Z,   0.80,  -1.80,  99.90,  -1.28,  -0.28,
03/16 20Z,   0.80,  -0.66,  99.90,  -0.13,  -0.26,  (max)
03/16 21Z,   0.60,  -0.67,  99.90,  -0.31,  -0.25,
03/16 22Z,   0.60,  -1.87,  99.90,  -1.52,  -0.25,
03/16 23Z,   0.70,  -4.06,  99.90,  -3.61,  -0.25,
03/17 00Z,   0.70,  -6.89,  99.90,  -6.44,  -0.25,
03/17 01Z,   0.60,  -9.85,  99.90,  -9.50,  -0.25,
03/17 02Z,   0.60, -12.10,  99.90, -11.75,  -0.25,
03/17 03Z,   0.70, -12.92,  99.90, -12.47,  -0.25,  (min)
03/17 04Z,   0.70, -12.15,  99.90, -11.70,  -0.25,
03/17 05Z,   1.00, -10.10,  99.90,  -9.35,  -0.25,
03/17 06Z,   1.10,  -7.32,  99.90,  -6.47,  -0.25,
03/17 07Z,   1.10,  -4.50,  99.90,  -3.64,  -0.25,
03/17 08Z,   1.20,  -2.29,  99.90,  -1.34,  -0.25,
03/17 09Z,   1.20,  -1.14,  99.90,  -0.19,  -0.25,  (max)
03/17 10Z,   1.20,  -1.26,  99.90,  -0.31,  -0.25,
03/17 11Z,   1.20,  -2.58,  99.90,  -1.63,  -0.25,
03/17 12Z,   1.00,  -4.79,  99.90,  -4.04,  -0.25,
03/17 13Z,   0.80,  -7.43,  99.90,  -6.88,  -0.25,
03/17 14Z,   0.80,  -9.71,  99.90,  -9.16,  -0.25,
03/17 15Z,   0.80, -10.75,  99.90, -10.20,  -0.25,  (min)
03/17 16Z,   0.70, -10.20,  99.90,  -9.75,  -0.25,
03/17 17Z,   0.70,  -8.33,  99.90,  -7.88,  -0.25,
03/17 18Z,   0.80,  -5.69,  99.90,  -5.14,  -0.25,
03/17 19Z,   0.80,  -3.00,  99.90,  -2.45,  -0.25,
03/17 20Z,   0.80,  -0.93,  99.90,  -0.38,  -0.25,
03/17 21Z,   0.80,   0.03,  99.90,   0.58,  -0.25,  (max)
03/17 22Z,   0.90,  -0.36,  99.90,   0.29,  -0.25,
03/17 23Z,   1.00,  -2.10,  99.90,  -1.34,  -0.25,
03/18 00Z,   0.90,  -4.87,  99.90,  -4.22,  -0.25,
03/18 01Z,   0.90,  -8.18,  99.90,  -7.52,  -0.25,
03/18 02Z,   0.80, -11.26,  99.90, -10.71,  -0.25,
03/18 03Z,   0.80, -13.13,  99.90, -12.58,  -0.25,
03/18 04Z,   0.70, -13.17,  99.90, -12.72,  -0.25,  (min)
03/18 05Z,   0.60, -11.49,  99.90, -11.14,  -0.25,
03/18 06Z,   0.60,  -8.67,  99.90,  -8.32,  -0.25,
03/18 07Z,   0.60,  -5.44,  99.90,  -5.08,  -0.25,
03/18 08Z,   0.50,  -2.56,  99.90,  -2.31,  -0.25,
03/18 09Z,   0.50,  -0.66,  99.90,  -0.40,  -0.25,
03/18 10Z,   0.50,  -0.09,  99.90,   0.16,  -0.25,  (max)
03/18 11Z,   0.50,  -1.01,  99.90,  -0.75,  -0.25,
03/18 12Z,   0.50,  -3.21,  99.90,  -2.96,  -0.25,
03/18 13Z,   0.50,  -6.22,  99.90,  -5.96,  -0.25,
03/18 14Z,   0.50,  -9.32,  99.90,  -9.07,  -0.25,
03/18 15Z,   0.40, -11.54,  99.90, -11.39,  -0.25,
03/18 16Z,   0.40, -12.05,  99.90, -11.90,  -0.25,  (min)
03/18 17Z,   0.50, -10.73,  99.90, -10.48,  -0.25,
03/18 18Z,   0.50,  -8.13,  99.90,  -7.88,  -0.25,
03/18 19Z,   0.50,  -5.01,  99.90,  -4.76,  -0.25,
03/18 20Z,   0.60,  -2.15,  99.90,  -1.80,  -0.25,
03/18 21Z,   0.60,  -0.20,  99.90,   0.15,  -0.25,
03/18 22Z,   0.70,   0.42,  99.90,   0.87,  -0.25,  (max)
03/18 23Z,   0.60,  -0.48,  99.90,  -0.13,  -0.25,
03/19 00Z,   0.70,  -2.79,  99.90,  -2.34,  -0.25,
03/19 01Z,   0.60,  -6.05,  99.90,  -5.69,  -0.25,
03/19 02Z,   0.50,  -9.55,  99.90,  -9.29,  -0.25,
03/19 03Z,   0.50, -12.36,  99.90, -12.11,  -0.25,
03/19 04Z,   0.50, -13.50,  99.90, -13.25,  -0.25,  (min)
03/19 05Z,   0.40, -12.59,  99.90, -12.44,  -0.25,
03/19 06Z,   0.40, -10.06,  99.90,  -9.90,  -0.25,
03/19 07Z,   0.50,  -6.68,  99.90,  -6.43,  -0.25,
03/19 08Z,   0.50,  -3.30,  99.90,  -3.05,  -0.25,
03/19 09Z,   0.50,  -0.68,  99.90,  -0.42,  -0.25,
03/19 10Z,   0.60,   0.66,  99.90,   1.02,  -0.25,  (max)
03/19 11Z,   0.70,   0.43,  99.90,   0.88,  -0.25,
03/19 12Z,   0.60,  -1.40,  99.90,  -1.05,  -0.25,
03/19 13Z,   0.70,  -4.44,  99.90,  -3.99,  -0.25,
03/19 14Z,   0.70,  -8.02,  99.90,  -7.56,  -0.25,
03/19 15Z,   0.60, -11.23,  99.90, -10.88,  -0.25,
03/19 16Z,   0.60, -13.06,  99.90, -12.70,  -0.25,  (min)
03/19 17Z,   0.60, -12.83,  99.90, -12.48,  -0.25,
03/19 18Z,   0.60, -10.75,  99.90, -10.40,  -0.25,
03/19 19Z,   0.60,  -7.60,  99.90,  -7.25,  -0.25,
03/19 20Z,   0.60,  -4.23,  99.90,  -3.88,  -0.25,
03/19 21Z,   0.60,  -1.42,  99.90,  -1.07,  -0.25,
03/19 22Z,   0.60,   0.22,  99.90,   0.57,  -0.25,
03/19 23Z,   0.70,   0.37,  99.90,   0.82,  -0.25,  (max)
03/20 00Z,   0.70,  -1.08,  99.90,  -0.63,  -0.25,
03/20 01Z,  99.90,  -3.85,  99.90,  99.90,  -0.25,
03/20 02Z,  99.90,  -7.32,  99.90,  99.90,  -0.25,
03/20 03Z,  99.90, -10.65,  99.90,  99.90,  -0.25,
03/20 04Z,  99.90, -12.85,  99.90,  99.90,  -0.25,
03/20 05Z,  99.90, -13.07,  99.90,  99.90,  -0.25,
03/20 06Z,  99.90, -11.26,  99.90,  99.90,  -0.25,