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
#Alitak, AK : 03/13/2026 02:23:32 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 06Z,  -0.60,  -5.11,  -5.43,  99.90,   0.28,
03/11 07Z,  -0.60,  -5.67,  -5.93,  99.90,   0.34,
03/11 08Z,  -0.60,  -6.07,  -6.20,  99.90,   0.47,
03/11 09Z,  -0.60,  -6.11,  -6.33,  99.90,   0.38,  (min)
03/11 10Z,  -0.60,  -5.67,  -6.09,  99.90,   0.18,
03/11 11Z,  -0.70,  -4.85,  -5.52,  99.90,   0.03,
03/11 12Z,  -0.50,  -3.88,  -4.62,  99.90,  -0.24,
03/11 13Z,  -0.50,  -2.99,  -3.55,  99.90,  -0.06,
03/11 14Z,  -0.50,  -2.26,  -2.76,  99.90,  -0.00,
03/11 15Z,  -0.50,  -1.91,  -2.52,  99.90,  -0.11,  (max)
03/11 16Z,  -0.50,  -2.15,  -2.73,  99.90,  -0.08,
03/11 17Z,  -0.50,  -2.92,  -3.44,  99.90,  -0.02,
03/11 18Z,  -0.50,  -3.99,  -4.55,  99.90,  -0.06,
03/11 19Z,  -0.50,  -5.24,  -5.76,  99.90,  -0.02,
03/11 20Z,  -0.50,  -6.53,  -7.25,  99.90,  -0.22,
03/11 21Z,  -0.50,  -7.66,  -8.32,  99.90,  -0.16,
03/11 22Z,  -0.50,  -8.42,  -8.96,  99.90,  -0.04,
03/11 23Z,  -0.50,  -8.67,  -9.25,  99.90,  -0.08,
03/12 00Z,  -0.50,  -8.44,  -9.26,  99.90,  -0.32,  (min)
03/12 01Z,  -0.50,  -7.88,  -8.59,  99.90,  -0.21,
03/12 02Z,  -0.50,  -7.02,  -7.71,  99.90,  -0.19,
03/12 03Z,  -0.60,  -6.04,  -6.72,  99.90,  -0.08,
03/12 04Z,  -0.60,  -5.27,  -5.87,  99.90,  -0.00,
03/12 05Z,  -0.60,  -4.89,  -5.44,  99.90,   0.05,
03/12 06Z,  -0.50,  -4.82,  -5.36,  99.90,  -0.04,
03/12 07Z,  -0.50,  -4.93,  -5.23,  99.90,   0.20,  (max)
03/12 08Z,  -0.50,  -5.16,  -5.40,  99.90,   0.26,
03/12 09Z,  -0.40,  -5.35,  -5.72,  99.90,   0.03,
03/12 10Z,  -0.40,  -5.37,  -5.77,  99.90,  -0.00,  (min)
03/12 11Z,  -0.40,  -5.09,  -5.74,  99.90,  -0.25,
03/12 12Z,  -0.40,  -4.58,  -5.42,  99.90,  -0.44,
03/12 13Z,  -0.30,  -4.02,  -4.96,  99.90,  -0.64,
03/12 14Z,  -0.30,  -3.47,  -4.22,  99.90,  -0.45,
03/12 15Z,  -0.30,  -2.94,  -3.57,  99.90,  -0.33,
03/12 16Z,  -0.40,  -2.61,  -3.40,  99.90,  -0.39,
03/12 17Z,  -0.40,  -2.70,  -3.32,  99.90,  -0.22,  (max)
03/12 18Z,  -0.50,  -3.15,  -3.62,  99.90,   0.03,
03/12 19Z,  -0.50,  -3.88,  -4.58,  99.90,  -0.20,
03/12 20Z,  -0.50,  -4.86,  -5.65,  99.90,  -0.29,
03/12 21Z,  -0.50,  -6.04,  -6.76,  99.90,  -0.22,
03/12 22Z,  -0.40,  -7.23,  -8.01,  99.90,  -0.38,
03/12 23Z,  -0.40,  -8.20,  -9.04,  99.90,  -0.44,
03/13 00Z,  -0.50,  -8.73,  -9.42,  99.90,  -0.19,  (min)
03/13 01Z,  -0.50,  -8.83,  -9.39,  99.90,  -0.06,
03/13 02Z,  -0.60,  -8.50,  -9.06,  99.90,   0.04,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/13 03Z,  -0.60,  -7.71,  99.90,  -8.28,   0.03,
03/13 04Z,  -0.60,  -6.61,  99.90,  -7.21,   0.01,
03/13 05Z,  -0.50,  -5.61,  99.90,  -6.12,  -0.01,
03/13 06Z,  -0.50,  -4.90,  99.90,  -5.43,  -0.03,
03/13 07Z,  -0.50,  -4.47,  99.90,  -5.02,  -0.04,
03/13 08Z,  -0.60,  -4.33,  99.90,  -5.00,  -0.06,  (max)
03/13 09Z,  -0.60,  -4.48,  99.90,  -5.16,  -0.08,
03/13 10Z,  -0.70,  -4.79,  99.90,  -5.59,  -0.10,
03/13 11Z,  -0.70,  -5.06,  99.90,  -5.88,  -0.12,
03/13 12Z,  -0.70,  -5.13,  99.90,  -5.96,  -0.13,  (min)
03/13 13Z,  -0.70,  -4.98,  99.90,  -5.83,  -0.15,
03/13 14Z,  -0.70,  -4.70,  99.90,  -5.57,  -0.17,
03/13 15Z,  -0.70,  -4.23,  99.90,  -5.10,  -0.17,
03/13 16Z,  -0.70,  -3.57,  99.90,  -4.44,  -0.17,
03/13 17Z,  -0.70,  -2.98,  99.90,  -3.85,  -0.17,
03/13 18Z,  -0.70,  -2.72,  99.90,  -3.59,  -0.17,  (max)
03/13 19Z,  -0.70,  -2.83,  99.90,  -3.70,  -0.17,
03/13 20Z,  -0.70,  -3.34,  99.90,  -4.21,  -0.17,
03/13 21Z,  -0.70,  -4.31,  99.90,  -5.18,  -0.17,
03/13 22Z,  -0.70,  -5.67,  99.90,  -6.54,  -0.17,
03/13 23Z,  -0.70,  -7.18,  99.90,  -8.05,  -0.17,
03/14 00Z,  -0.70,  -8.49,  99.90,  -9.36,  -0.17,
03/14 01Z,  -0.70,  -9.34,  99.90, -10.21,  -0.17,
03/14 02Z,  -0.70,  -9.62,  99.90, -10.49,  -0.17,  (min)
03/14 03Z,  -0.70,  -9.27,  99.90, -10.14,  -0.17,
03/14 04Z,  -0.70,  -8.23,  99.90,  -9.10,  -0.17,
03/14 05Z,  -0.80,  -6.77,  99.90,  -7.74,  -0.17,
03/14 06Z,  -0.80,  -5.38,  99.90,  -6.35,  -0.17,
03/14 07Z,  -0.70,  -4.31,  99.90,  -5.18,  -0.17,
03/14 08Z,  -0.70,  -3.66,  99.90,  -4.53,  -0.17,
03/14 09Z,  -0.60,  -3.54,  99.90,  -4.31,  -0.17,  (max)
03/14 10Z,  -0.60,  -3.93,  99.90,  -4.70,  -0.17,
03/14 11Z,  -0.60,  -4.62,  99.90,  -5.39,  -0.17,
03/14 12Z,  -0.60,  -5.32,  99.90,  -6.09,  -0.17,
03/14 13Z,  -0.70,  -5.78,  99.90,  -6.65,  -0.17,
03/14 14Z,  -0.70,  -5.89,  99.90,  -6.76,  -0.17,  (min)
03/14 15Z,  -0.70,  -5.64,  99.90,  -6.51,  -0.17,
03/14 16Z,  -0.70,  -4.95,  99.90,  -5.82,  -0.17,
03/14 17Z,  -0.80,  -3.90,  99.90,  -4.87,  -0.17,
03/14 18Z,  -0.80,  -2.87,  99.90,  -3.84,  -0.17,
03/14 19Z,  -0.80,  -2.23,  99.90,  -3.20,  -0.17,
03/14 20Z,  -0.80,  -2.11,  99.90,  -3.08,  -0.17,  (max)
03/14 21Z,  -0.70,  -2.64,  99.90,  -3.51,  -0.17,
03/14 22Z,  -0.70,  -3.89,  99.90,  -4.76,  -0.17,
03/14 23Z,  -0.70,  -5.68,  99.90,  -6.55,  -0.17,
03/15 00Z,  -0.70,  -7.62,  99.90,  -8.49,  -0.17,
03/15 01Z,  -0.70,  -9.28,  99.90, -10.15,  -0.17,
03/15 02Z,  -0.80, -10.29,  99.90, -11.26,  -0.17,
03/15 03Z,  -0.90, -10.51,  99.90, -11.58,  -0.17,  (min)
03/15 04Z,  -0.90,  -9.83,  99.90, -10.90,  -0.17,
03/15 05Z,  -0.90,  -8.29,  99.90,  -9.36,  -0.17,
03/15 06Z,  -0.90,  -6.32,  99.90,  -7.38,  -0.17,
03/15 07Z,  -0.90,  -4.50,  99.90,  -5.57,  -0.17,
03/15 08Z,  -0.90,  -3.21,  99.90,  -4.28,  -0.17,
03/15 09Z,  -0.80,  -2.61,  99.90,  -3.58,  -0.17,  (max)
03/15 10Z,  -0.80,  -2.83,  99.90,  -3.80,  -0.17,
03/15 11Z,  -0.80,  -3.73,  99.90,  -4.70,  -0.17,
03/15 12Z,  -0.80,  -4.98,  99.90,  -5.95,  -0.17,
03/15 13Z,  -0.90,  -6.16,  99.90,  -7.23,  -0.17,
03/15 14Z,  -0.90,  -6.91,  99.90,  -7.98,  -0.17,
03/15 15Z,  -0.90,  -7.07,  99.90,  -8.14,  -0.17,  (min)
03/15 16Z,  -0.90,  -6.58,  99.90,  -7.65,  -0.17,
03/15 17Z,  -0.90,  -5.41,  99.90,  -6.48,  -0.17,
03/15 18Z,  -0.90,  -3.79,  99.90,  -4.86,  -0.17,
03/15 19Z,  -0.80,  -2.29,  99.90,  -3.26,  -0.17,
03/15 20Z,  -0.80,  -1.36,  99.90,  -2.33,  -0.17,
03/15 21Z,  -0.70,  -1.25,  99.90,  -2.12,  -0.17,  (max)
03/15 22Z,  -0.60,  -2.10,  99.90,  -2.87,  -0.17,
03/15 23Z,  -0.60,  -3.85,  99.90,  -4.62,  -0.17,
03/16 00Z,  -0.50,  -6.17,  99.90,  -6.84,  -0.17,
03/16 01Z,  -0.50,  -8.53,  99.90,  -9.20,  -0.17,
03/16 02Z,  -0.60, -10.36,  99.90, -11.13,  -0.17,
03/16 03Z,  -0.60, -11.29,  99.90, -12.06,  -0.17,  (min)
03/16 04Z,  -0.50, -11.15,  99.90, -11.82,  -0.17,
03/16 05Z,  -0.50,  -9.88,  99.90, -10.55,  -0.17,
03/16 06Z,  -0.40,  -7.69,  99.90,  -8.26,  -0.17,
03/16 07Z,  -0.30,  -5.18,  99.90,  -5.65,  -0.17,
03/16 08Z,  -0.10,  -3.08,  99.90,  -3.35,  -0.17,
03/16 09Z,   0.00,  -1.84,  99.90,  -2.01,  -0.17,
03/16 10Z,   0.00,  -1.64,  99.90,  -1.81,  -0.17,  (max)
03/16 11Z,   0.00,  -2.48,  99.90,  -2.65,  -0.17,
03/16 12Z,   0.00,  -4.07,  99.90,  -4.24,  -0.17,
03/16 13Z,   0.00,  -5.91,  99.90,  -6.08,  -0.17,
03/16 14Z,   0.00,  -7.47,  99.90,  -7.64,  -0.17,
03/16 15Z,  -0.10,  -8.31,  99.90,  -8.58,  -0.17,  (min)
03/16 16Z,  -0.10,  -8.26,  99.90,  -8.53,  -0.17,
03/16 17Z,   0.00,  -7.29,  99.90,  -7.46,  -0.17,
03/16 18Z,   0.00,  -5.47,  99.90,  -5.64,  -0.17,