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
#Ketchikan, AK : 05/13/2025 01:20:52 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/11 06Z,  -0.10,   3.18,   3.22,  99.90,   0.14,
05/11 07Z,  -0.10,   5.86,   5.96,  99.90,   0.20,
05/11 08Z,  -0.10,   7.30,   7.45,  99.90,   0.25,  (max)
05/11 09Z,  -0.10,   7.11,   7.25,  99.90,   0.24,
05/11 10Z,  -0.10,   5.22,   5.31,  99.90,   0.19,
05/11 11Z,   0.00,   1.98,   2.04,  99.90,   0.06,
05/11 12Z,  -0.20,  -1.88,  -1.78,  99.90,   0.30,
05/11 13Z,  -0.20,  -5.47,  -5.30,  99.90,   0.37,
05/11 14Z,  -0.20,  -7.92,  -7.65,  99.90,   0.47,
05/11 15Z,  -0.20,  -8.66,  -8.29,  99.90,   0.57,  (min)
05/11 16Z,  -0.10,  -7.57,  -7.25,  99.90,   0.42,
05/11 17Z,  -0.10,  -5.00,  -4.85,  99.90,   0.25,
05/11 18Z,  -0.30,  -1.64,  -1.71,  99.90,   0.23,
05/11 19Z,  -0.40,   1.70,   1.49,  99.90,   0.19,
05/11 20Z,  -0.40,   4.24,   4.07,  99.90,   0.23,
05/11 21Z,  -0.30,   5.42,   5.41,  99.90,   0.29,  (max)
05/11 22Z,  -0.20,   4.98,   5.19,  99.90,   0.41,
05/11 23Z,  -0.20,   3.08,   3.44,  99.90,   0.56,
05/12 00Z,  -0.30,   0.29,   0.60,  99.90,   0.61,
05/12 01Z,  -0.30,  -2.55,  -2.41,  99.90,   0.44,
05/12 02Z,  -0.20,  -4.56,  -4.64,  99.90,   0.12,
05/12 03Z,  -0.20,  -5.08,  -5.37,  99.90,  -0.09,  (min)
05/12 04Z,  -0.10,  -3.93,  -4.25,  99.90,  -0.22,
05/12 05Z,  -0.10,  -1.41,  -1.69,  99.90,  -0.18,
05/12 06Z,  -0.30,   1.81,   1.62,  99.90,   0.11,
05/12 07Z,  -0.30,   4.89,   4.75,  99.90,   0.16,
05/12 08Z,  -0.20,   7.05,   6.97,  99.90,   0.12,
05/12 09Z,  -0.20,   7.70,   7.59,  99.90,   0.09,  (max)
05/12 10Z,  -0.20,   6.60,   6.43,  99.90,   0.03,
05/12 11Z,  -0.20,   3.88,   3.69,  99.90,   0.01,
05/12 12Z,  -0.30,   0.10,  -0.07,  99.90,   0.13,
05/12 13Z,  -0.30,  -3.90,  -4.00,  99.90,   0.20,
05/12 14Z,  -0.30,  -7.16,  -7.12,  99.90,   0.34,
05/12 15Z,  -0.30,  -8.90,  -8.79,  99.90,   0.41,  (min)
05/12 16Z,  -0.40,  -8.77,  -8.62,  99.90,   0.55,
05/12 17Z,  -0.40,  -6.87,  -6.91,  99.90,   0.36,
05/12 18Z,  -0.40,  -3.76,  -4.03,  99.90,   0.13,
05/12 19Z,  -0.40,  -0.22,  -0.62,  99.90,   0.00,
05/12 20Z,  -0.40,   2.93,   2.55,  99.90,   0.02,
05/12 21Z,  -0.40,   4.99,   4.72,  99.90,   0.13,
05/12 22Z,  -0.40,   5.53,   5.38,  99.90,   0.25,  (max)
05/12 23Z,  -0.40,   4.45,   4.44,  99.90,   0.39,
05/13 00Z,  -0.40,   2.11,   2.09,  99.90,   0.38,
05/13 01Z,  -0.40,  -0.79,  -0.93,  99.90,   0.26,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 02Z,  -0.40,  -3.32,  99.90,  -3.48,   0.24,
05/13 03Z,  -0.40,  -4.68,  99.90,  -4.85,   0.23,  (min)
05/13 04Z,  -0.40,  -4.41,  99.90,  -4.59,   0.22,
05/13 05Z,  -0.40,  -2.57,  99.90,  -2.77,   0.21,
05/13 06Z,  -0.50,   0.34,  99.90,   0.04,   0.19,
05/13 07Z,  -0.50,   3.55,  99.90,   3.23,   0.18,
05/13 08Z,  -0.50,   6.23,  99.90,   5.90,   0.17,
05/13 09Z,  -0.40,   7.69,  99.90,   7.44,   0.16,  (max)
05/13 10Z,  -0.40,   7.48,  99.90,   7.22,   0.14,
05/13 11Z,  -0.40,   5.52,  99.90,   5.25,   0.13,
05/13 12Z,  -0.40,   2.16,  99.90,   1.88,   0.12,
05/13 13Z,  -0.40,  -1.89,  99.90,  -2.19,   0.10,
05/13 14Z,  -0.40,  -5.69,  99.90,  -5.99,   0.10,
05/13 15Z,  -0.30,  -8.34,  99.90,  -8.53,   0.10,
05/13 16Z,  -0.30,  -9.23,  99.90,  -9.42,   0.10,  (min)
05/13 17Z,  -0.30,  -8.23,  99.90,  -8.43,   0.10,
05/13 18Z,  -0.40,  -5.71,  99.90,  -6.00,   0.10,
05/13 19Z,  -0.40,  -2.32,  99.90,  -2.61,   0.10,
05/13 20Z,  -0.50,   1.13,  99.90,   0.74,   0.10,
05/13 21Z,  -0.50,   3.88,  99.90,   3.48,   0.10,
05/13 22Z,  -0.50,   5.33,  99.90,   4.93,   0.10,  (max)
05/13 23Z,  -0.50,   5.19,  99.90,   4.79,   0.10,
05/14 00Z,  -0.40,   3.57,  99.90,   3.27,   0.10,
05/14 01Z,  -0.30,   0.97,  99.90,   0.78,   0.10,
05/14 02Z,  -0.30,  -1.77,  99.90,  -1.97,   0.10,
05/14 03Z,  -0.30,  -3.78,  99.90,  -3.97,   0.10,
05/14 04Z,  -0.30,  -4.39,  99.90,  -4.58,   0.10,  (min)
05/14 05Z,  -0.40,  -3.38,  99.90,  -3.68,   0.10,
05/14 06Z,  -0.40,  -1.04,  99.90,  -1.34,   0.10,
05/14 07Z,  -0.50,   2.01,  99.90,   1.61,   0.10,
05/14 08Z,  -0.50,   4.96,  99.90,   4.56,   0.10,
05/14 09Z,  -0.50,   7.06,  99.90,   6.66,   0.10,
05/14 10Z,  -0.40,   7.73,  99.90,   7.43,   0.10,  (max)
05/14 11Z,  -0.40,   6.69,  99.90,   6.39,   0.10,
05/14 12Z,  -0.30,   4.04,  99.90,   3.85,   0.10,
05/14 13Z,  -0.30,   0.30,  99.90,   0.11,   0.10,
05/14 14Z,  -0.40,  -3.70,  99.90,  -4.00,   0.10,
05/14 15Z,  -0.40,  -7.02,  99.90,  -7.32,   0.10,
05/14 16Z,  -0.50,  -8.89,  99.90,  -9.28,   0.10,
05/14 17Z,  -0.50,  -8.92,  99.90,  -9.32,   0.10,  (min)
05/14 18Z,  -0.50,  -7.24,  99.90,  -7.63,   0.10,
05/14 19Z,  -0.50,  -4.33,  99.90,  -4.73,   0.10,
05/14 20Z,  -0.50,  -0.93,  99.90,  -1.33,   0.10,
05/14 21Z,  -0.50,   2.20,  99.90,   1.80,   0.10,
05/14 22Z,  -0.40,   4.39,  99.90,   4.10,   0.10,
05/14 23Z,  -0.30,   5.19,  99.90,   5.00,   0.10,  (max)
05/15 00Z,  -0.20,   4.47,  99.90,   4.37,   0.10,
05/15 01Z,  -0.10,   2.48,  99.90,   2.49,   0.10,
05/15 02Z,   0.00,  -0.12,  99.90,  -0.01,   0.10,
05/15 03Z,   0.00,  -2.48,  99.90,  -2.38,   0.10,
05/15 04Z,  -0.10,  -3.84,  99.90,  -3.83,   0.10,  (min)
05/15 05Z,  -0.10,  -3.72,  99.90,  -3.72,   0.10,
05/15 06Z,  -0.20,  -2.15,  99.90,  -2.24,   0.10,
05/15 07Z,  -0.30,   0.45,  99.90,   0.26,   0.10,
05/15 08Z,  -0.30,   3.38,  99.90,   3.19,   0.10,
05/15 09Z,  -0.30,   5.89,  99.90,   5.69,   0.10,
05/15 10Z,  -0.30,   7.32,  99.90,   7.12,   0.10,
05/15 11Z,  -0.20,   7.23,  99.90,   7.13,   0.10,  (max)
05/15 12Z,  -0.10,   5.50,  99.90,   5.50,   0.10,
05/15 13Z,   0.00,   2.40,  99.90,   2.50,   0.10,
05/15 14Z,   0.00,  -1.43,  99.90,  -1.33,   0.10,
05/15 15Z,   0.00,  -5.11,  99.90,  -5.01,   0.10,
05/15 16Z,   0.00,  -7.78,  99.90,  -7.67,   0.10,
05/15 17Z,  -0.10,  -8.84,  99.90,  -8.84,   0.10,  (min)
05/15 18Z,  -0.10,  -8.17,  99.90,  -8.17,   0.10,
05/15 19Z,  -0.20,  -6.04,  99.90,  -6.13,   0.10,
05/15 20Z,  -0.20,  -3.02,  99.90,  -3.12,   0.10,
05/15 21Z,  -0.20,   0.17,  99.90,   0.07,   0.10,
05/15 22Z,  -0.10,   2.85,  99.90,   2.85,   0.10,
05/15 23Z,   0.00,   4.46,  99.90,   4.56,   0.10,
05/16 00Z,   0.00,   4.68,  99.90,   4.78,   0.10,  (max)
05/16 01Z,   0.10,   3.53,  99.90,   3.74,   0.10,
05/16 02Z,   0.20,   1.42,  99.90,   1.72,   0.10,
05/16 03Z,   0.20,  -0.96,  99.90,  -0.66,   0.10,
05/16 04Z,   0.10,  -2.82,  99.90,  -2.61,   0.10,
05/16 05Z,   0.00,  -3.52,  99.90,  -3.42,   0.10,  (min)
05/16 06Z,   0.00,  -2.83,  99.90,  -2.72,   0.10,
05/16 07Z,   0.00,  -0.92,  99.90,  -0.82,   0.10,
05/16 08Z,   0.00,   1.68,  99.90,   1.79,   0.10,
05/16 09Z,   0.00,   4.31,  99.90,   4.41,   0.10,
05/16 10Z,   0.00,   6.28,  99.90,   6.39,   0.10,
05/16 11Z,   0.00,   7.06,  99.90,   7.16,   0.10,  (max)
05/16 12Z,   0.10,   6.33,  99.90,   6.53,   0.10,
05/16 13Z,   0.10,   4.13,  99.90,   4.33,   0.10,
05/16 14Z,   0.10,   0.84,  99.90,   1.04,   0.10,
05/16 15Z,   0.10,  -2.81,  99.90,  -2.61,   0.10,
05/16 16Z,   0.00,  -5.99,  99.90,  -5.89,   0.10,
05/16 17Z,   0.00,  -7.98,  99.90,  -7.87,   0.10,
05/16 18Z,   0.00,  -8.38,  99.90,  -8.27,   0.10,