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
#Atka, AK : 12/13/2024 09:21:35 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/11 18Z,  -0.20,   2.98,   3.08,  99.90,   0.30,
12/11 19Z,  -0.20,   3.43,   3.48,  99.90,   0.25,
12/11 20Z,  -0.10,   3.79,   3.92,  99.90,   0.23,
12/11 21Z,  -0.10,   3.97,   4.28,  99.90,   0.41,
12/11 22Z,  -0.20,   3.89,   4.36,  99.90,   0.67,  (max)
12/11 23Z,  -0.20,   3.55,   4.34,  99.90,   0.99,
12/12 00Z,  -0.20,   2.98,   4.03,  99.90,   1.25,
12/12 01Z,  -0.20,   2.22,   3.42,  99.90,   1.40,
12/12 02Z,  -0.10,   1.40,   2.64,  99.90,   1.34,
12/12 03Z,  -0.10,   0.63,   1.84,  99.90,   1.31,
12/12 04Z,  -0.10,   0.02,   1.09,  99.90,   1.17,
12/12 05Z,  -0.10,  -0.32,   0.46,  99.90,   0.88,
12/12 06Z,  -0.10,  -0.36,   0.10,  99.90,   0.56,
12/12 07Z,  -0.20,  -0.15,   0.07,  99.90,   0.42,  (min)
12/12 08Z,  -0.20,   0.24,   0.24,  99.90,   0.20,
12/12 09Z,  -0.20,   0.73,   0.53,  99.90,   0.00,
12/12 10Z,  -0.20,   1.20,   1.00,  99.90,  -0.00,
12/12 11Z,  -0.20,   1.62,   1.40,  99.90,  -0.02,
12/12 12Z,  -0.30,   1.97,   1.75,  99.90,   0.08,
12/12 13Z,  -0.30,   2.21,   2.00,  99.90,   0.09,
12/12 14Z,  -0.30,   2.37,   2.16,  99.90,   0.09,
12/12 15Z,  -0.40,   2.51,   2.37,  99.90,   0.26,
12/12 16Z,  -0.40,   2.67,   2.56,  99.90,   0.29,
12/12 17Z,  -0.40,   2.92,   2.75,  99.90,   0.23,
12/12 18Z,  -0.30,   3.28,   2.99,  99.90,   0.01,
12/12 19Z,  -0.30,   3.67,   3.35,  99.90,  -0.02,
12/12 20Z,  -0.40,   4.01,   3.69,  99.90,   0.08,
12/12 21Z,  -0.40,   4.24,   3.94,  99.90,   0.10,
12/12 22Z,  -0.40,   4.23,   4.18,  99.90,   0.35,  (max)
12/12 23Z,  -0.40,   3.95,   4.12,  99.90,   0.57,
12/13 00Z,  -0.40,   3.44,   3.89,  99.90,   0.85,
12/13 01Z,  -0.30,   2.71,   3.49,  99.90,   1.08,
12/13 02Z,  -0.30,   1.80,   2.85,  99.90,   1.35,
12/13 03Z,  -0.30,   0.85,   1.90,  99.90,   1.35,
12/13 04Z,  -0.20,   0.00,   1.05,  99.90,   1.25,
12/13 05Z,  -0.10,  -0.64,   0.27,  99.90,   1.01,
12/13 06Z,   0.00,  -0.97,  -0.36,  99.90,   0.61,
12/13 07Z,   0.00,  -0.96,  -0.53,  99.90,   0.43,  (min)
12/13 08Z,   0.00,  -0.67,  -0.43,  99.90,   0.24,
12/13 09Z,   0.20,  -0.17,  -0.18,  99.90,  -0.21,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/13 10Z,   0.40,   0.44,  99.90,   0.69,  -0.16,
12/13 11Z,   0.50,   1.06,  99.90,   1.46,  -0.10,
12/13 12Z,   0.50,   1.66,  99.90,   2.12,  -0.05,
12/13 13Z,   0.40,   2.18,  99.90,   2.59,   0.01,
12/13 14Z,   0.20,   2.56,  99.90,   2.83,   0.07,
12/13 15Z,   0.20,   2.83,  99.90,   3.15,   0.12,
12/13 16Z,   0.10,   3.05,  99.90,   3.33,   0.18,
12/13 17Z,   0.10,   3.27,  99.90,   3.60,   0.24,
12/13 18Z,   0.10,   3.52,  99.90,   3.92,   0.29,
12/13 19Z,   0.00,   3.84,  99.90,   4.19,   0.35,
12/13 20Z,   0.10,   4.16,  99.90,   4.66,   0.41,
12/13 21Z,   0.10,   4.39,  99.90,   4.95,   0.46,  0.07 ft above HAT
12/13 22Z,   0.10,   4.46,  99.90,   5.03,   0.46,  0.15 ft above HAT  (max)
12/13 23Z,   0.00,   4.30,  99.90,   4.76,   0.46,
12/14 00Z,   0.10,   3.90,  99.90,   4.46,   0.46,
12/14 01Z,   0.10,   3.28,  99.90,   3.84,   0.46,
12/14 02Z,   0.20,   2.43,  99.90,   3.09,   0.46,
12/14 03Z,   0.10,   1.42,  99.90,   1.98,   0.46,
12/14 04Z,   0.20,   0.41,  99.90,   1.08,   0.46,
12/14 05Z,   0.20,  -0.47,  99.90,   0.19,   0.46,
12/14 06Z,   0.20,  -1.12,  99.90,  -0.45,   0.46,
12/14 07Z,   0.30,  -1.41,  99.90,  -0.65,   0.46,
12/14 08Z,   0.20,  -1.35,  99.90,  -0.69,   0.46,  (min)
12/14 09Z,   0.20,  -0.99,  99.90,  -0.33,   0.46,
12/14 10Z,   0.20,  -0.41,  99.90,   0.25,   0.46,
12/14 11Z,   0.20,   0.30,  99.90,   0.96,   0.46,
12/14 12Z,   0.20,   1.05,  99.90,   1.71,   0.46,
12/14 13Z,   0.20,   1.79,  99.90,   2.45,   0.46,
12/14 14Z,   0.20,   2.42,  99.90,   3.08,   0.46,
12/14 15Z,   0.20,   2.88,  99.90,   3.55,   0.46,
12/14 16Z,   0.20,   3.22,  99.90,   3.88,   0.46,
12/14 17Z,   0.20,   3.48,  99.90,   4.15,   0.46,
12/14 18Z,   0.20,   3.70,  99.90,   4.36,   0.46,
12/14 19Z,   0.20,   3.93,  99.90,   4.60,   0.46,
12/14 20Z,   0.10,   4.20,  99.90,   4.76,   0.46,
12/14 21Z,   0.10,   4.42,  99.90,   4.98,   0.46,  0.10 ft above HAT
12/14 22Z,   0.10,   4.53,  99.90,   5.10,   0.46,  0.22 ft above HAT  (max)
12/14 23Z,   0.10,   4.49,  99.90,   5.05,   0.46,  0.17 ft above HAT
12/15 00Z,   0.10,   4.23,  99.90,   4.80,   0.46,
12/15 01Z,   0.10,   3.77,  99.90,   4.33,   0.46,
12/15 02Z,   0.10,   3.08,  99.90,   3.64,   0.46,
12/15 03Z,   0.10,   2.16,  99.90,   2.73,   0.46,
12/15 04Z,   0.10,   1.13,  99.90,   1.69,   0.46,
12/15 05Z,   0.10,   0.11,  99.90,   0.67,   0.46,
12/15 06Z,   0.20,  -0.77,  99.90,  -0.11,   0.46,
12/15 07Z,   0.30,  -1.39,  99.90,  -0.62,   0.46,
12/15 08Z,   0.30,  -1.64,  99.90,  -0.87,   0.46,  (min)
12/15 09Z,   0.40,  -1.53,  99.90,  -0.67,   0.46,
12/15 10Z,   0.60,  -1.13,  99.90,  -0.07,   0.46,
12/15 11Z,   0.60,  -0.49,  99.90,   0.57,   0.46,
12/15 12Z,   0.80,   0.30,  99.90,   1.56,   0.46,
12/15 13Z,   0.80,   1.14,  99.90,   2.41,   0.46,
12/15 14Z,   1.00,   1.96,  99.90,   3.43,   0.46,
12/15 15Z,   1.00,   2.65,  99.90,   4.11,   0.46,
12/15 16Z,   1.10,   3.15,  99.90,   4.71,   0.46,
12/15 17Z,   1.10,   3.52,  99.90,   5.08,   0.46,  0.20 ft above HAT
12/15 18Z,   1.20,   3.77,  99.90,   5.44,   0.46,  0.56 ft above HAT
12/15 19Z,   1.10,   3.96,  99.90,   5.52,   0.46,  0.64 ft above HAT
12/15 20Z,   1.00,   4.15,  99.90,   5.61,   0.46,  0.73 ft above HAT
12/15 21Z,   1.10,   4.34,  99.90,   5.90,   0.46,  1.02 ft above HAT
12/15 22Z,   1.10,   4.45,  99.90,   6.02,   0.46,  1.14 ft above HAT  (max)
12/15 23Z,   0.90,   4.47,  99.90,   5.83,   0.46,  0.95 ft above HAT
12/16 00Z,   1.00,   4.36,  99.90,   5.82,   0.46,  0.94 ft above HAT
12/16 01Z,   1.10,   4.06,  99.90,   5.63,   0.46,  0.75 ft above HAT
12/16 02Z,   1.10,   3.56,  99.90,   5.13,   0.46,  0.25 ft above HAT
12/16 03Z,   1.10,   2.85,  99.90,   4.42,   0.46,
12/16 04Z,   1.20,   1.94,  99.90,   3.60,   0.46,
12/16 05Z,   1.20,   0.92,  99.90,   2.58,   0.46,
12/16 06Z,   1.20,  -0.06,  99.90,   1.60,   0.46,
12/16 07Z,   1.20,  -0.90,  99.90,   0.76,   0.46,
12/16 08Z,   1.20,  -1.46,  99.90,   0.20,   0.46,
12/16 09Z,   1.20,  -1.66,  99.90,  -0.00,   0.46,  (min)
12/16 10Z,   1.20,  -1.53,  99.90,   0.13,   0.46,
12/16 11Z,   1.30,  -1.10,  99.90,   0.66,   0.46,
12/16 12Z,   1.30,  -0.41,  99.90,   1.36,   0.46,
12/16 13Z,   1.30,   0.44,  99.90,   2.20,   0.46,
12/16 14Z,   1.30,   1.33,  99.90,   3.09,   0.46,
12/16 15Z,   1.30,   2.17,  99.90,   3.94,   0.46,
12/16 16Z,   1.30,   2.87,  99.90,   4.63,   0.46,
12/16 17Z,   1.30,   3.37,  99.90,   5.13,   0.46,  0.25 ft above HAT
12/16 18Z,   1.30,   3.71,  99.90,   5.47,   0.46,  0.59 ft above HAT
12/16 19Z,   1.30,   3.93,  99.90,   5.69,   0.46,  0.81 ft above HAT
12/16 20Z,   1.30,   4.06,  99.90,   5.83,   0.46,  0.95 ft above HAT
12/16 21Z,   1.30,   4.18,  99.90,   5.94,   0.46,  1.06 ft above HAT
12/16 22Z,   1.30,   4.27,  99.90,   6.03,   0.46,  1.15 ft above HAT
12/16 23Z,   1.30,   4.30,  99.90,   6.06,   0.46,  1.18 ft above HAT  (max)
12/17 00Z,   1.30,   4.26,  99.90,   6.03,   0.46,  1.15 ft above HAT
12/17 01Z,  99.90,   4.12,  99.90,  99.90,   0.46,
12/17 02Z,  99.90,   3.80,  99.90,  99.90,   0.46,
12/17 03Z,  99.90,   3.31,  99.90,  99.90,   0.46,
12/17 04Z,  99.90,   2.62,  99.90,  99.90,   0.46,
12/17 05Z,  99.90,   1.75,  99.90,  99.90,   0.46,
12/17 06Z,  99.90,   0.79,  99.90,  99.90,   0.46,