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
#Valdez, AK : 03/09/2026 15:21:09 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/08 00Z,   1.90,  10.15,   9.29,  99.90,  -2.76,
03/08 01Z,   1.70,  10.31,   9.48,  99.90,  -2.53,  (max)
03/08 02Z,   1.50,   9.44,   8.68,  99.90,  -2.26,
03/08 03Z,   1.30,   7.75,   7.03,  99.90,  -2.02,
03/08 04Z,   1.10,   5.61,   4.91,  99.90,  -1.80,
03/08 05Z,   1.10,   3.58,   2.80,  99.90,  -1.88,
03/08 06Z,   1.30,   2.29,   1.47,  99.90,  -2.12,  (min)
03/08 07Z,   1.20,   2.26,   1.49,  99.90,  -1.97,
03/08 08Z,   1.20,   3.63,   2.96,  99.90,  -1.87,
03/08 09Z,   1.20,   6.02,   5.41,  99.90,  -1.81,
03/08 10Z,   1.20,   8.68,   8.11,  99.90,  -1.77,
03/08 11Z,   1.20,  10.83,  10.12,  99.90,  -1.91,
03/08 12Z,   1.20,  11.98,  11.14,  99.90,  -2.04,  (max)
03/08 13Z,   1.00,  12.00,  11.12,  99.90,  -1.88,
03/08 14Z,   0.90,  10.95,  10.06,  99.90,  -1.79,
03/08 15Z,   0.90,   9.01,   8.15,  99.90,  -1.76,
03/08 16Z,   0.90,   6.50,   5.67,  99.90,  -1.73,
03/08 17Z,   0.90,   3.90,   3.09,  99.90,  -1.71,
03/08 18Z,   1.00,   1.81,   0.94,  99.90,  -1.87,
03/08 19Z,   0.80,   0.79,  -0.10,  99.90,  -1.69,  (min)
03/08 20Z,   0.70,   1.15,   0.23,  99.90,  -1.62,
03/08 21Z,   0.70,   2.74,   1.80,  99.90,  -1.64,
03/08 22Z,   0.80,   4.98,   3.96,  99.90,  -1.82,
03/08 23Z,   0.90,   7.11,   6.00,  99.90,  -2.01,
03/09 00Z,   0.80,   8.62,   7.46,  99.90,  -1.96,
03/09 01Z,   0.70,   9.29,   8.11,  99.90,  -1.88,  (max)
03/09 02Z,   0.60,   9.12,   7.96,  99.90,  -1.76,
03/09 03Z,   0.60,   8.23,   7.15,  99.90,  -1.68,
03/09 04Z,   0.60,   6.79,   5.76,  99.90,  -1.63,
03/09 05Z,   0.60,   5.16,   4.25,  99.90,  -1.51,
03/09 06Z,   0.60,   3.82,   2.92,  99.90,  -1.50,
03/09 07Z,   0.50,   3.26,   2.36,  99.90,  -1.40,  (min)
03/09 08Z,   0.50,   3.81,   2.90,  99.90,  -1.41,
03/09 09Z,   0.60,   5.43,   4.55,  99.90,  -1.48,
03/09 10Z,   0.70,   7.64,   6.69,  99.90,  -1.65,
03/09 11Z,   0.80,   9.71,   8.77,  99.90,  -1.74,
03/09 12Z,   0.90,  11.08,  10.09,  99.90,  -1.89,
03/09 13Z,   0.80,  11.51,  10.45,  99.90,  -1.86,  (max)
03/09 14Z,   0.80,  11.04,   9.89,  99.90,  -1.95,
03/09 15Z,   0.80,   9.78,   8.68,  99.90,  -1.90,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/09 16Z,   0.70,   7.90,  99.90,   6.70,  -1.90,
03/09 17Z,   0.70,   5.69,  99.90,   4.48,  -1.91,
03/09 18Z,   0.60,   3.57,  99.90,   2.26,  -1.91,
03/09 19Z,   0.60,   2.05,  99.90,   0.73,  -1.92,
03/09 20Z,   0.60,   1.54,  99.90,   0.22,  -1.92,  (min)
03/09 21Z,   0.60,   2.17,  99.90,   0.84,  -1.93,
03/09 22Z,   0.60,   3.66,  99.90,   2.33,  -1.93,
03/09 23Z,   0.60,   5.45,  99.90,   4.11,  -1.94,
03/10 00Z,   0.60,   6.96,  99.90,   5.62,  -1.94,
03/10 01Z,   0.60,   7.91,  99.90,   6.57,  -1.94,
03/10 02Z,   0.60,   8.26,  99.90,   6.91,  -1.95,  (max)
03/10 03Z,   0.60,   8.05,  99.90,   6.70,  -1.95,
03/10 04Z,   0.70,   7.36,  99.90,   6.11,  -1.95,
03/10 05Z,   0.70,   6.32,  99.90,   5.07,  -1.95,
03/10 06Z,   0.80,   5.23,  99.90,   4.07,  -1.95,
03/10 07Z,   0.80,   4.47,  99.90,   3.32,  -1.95,
03/10 08Z,   0.70,   4.44,  99.90,   3.19,  -1.95,  (min)
03/10 09Z,   0.60,   5.29,  99.90,   3.93,  -1.95,
03/10 10Z,   0.60,   6.83,  99.90,   5.47,  -1.95,
03/10 11Z,   0.60,   8.57,  99.90,   7.22,  -1.95,
03/10 12Z,   0.70,   9.97,  99.90,   8.72,  -1.95,
03/10 13Z,   0.70,  10.70,  99.90,   9.44,  -1.95,
03/10 14Z,   0.70,  10.70,  99.90,   9.45,  -1.95,  (max)
03/10 15Z,   0.60,  10.07,  99.90,   8.72,  -1.95,
03/10 16Z,   0.40,   8.89,  99.90,   7.33,  -1.95,
03/10 17Z,   0.30,   7.26,  99.90,   5.60,  -1.95,
03/10 18Z,   0.40,   5.41,  99.90,   3.86,  -1.95,
03/10 19Z,   0.50,   3.74,  99.90,   2.28,  -1.95,
03/10 20Z,   0.70,   2.64,  99.90,   1.38,  -1.95,
03/10 21Z,   0.90,   2.39,  99.90,   1.33,  -1.95,  (min)
03/10 22Z,   1.00,   2.98,  99.90,   2.03,  -1.95,
03/10 23Z,   1.10,   4.12,  99.90,   3.27,  -1.95,
03/11 00Z,   1.00,   5.36,  99.90,   4.40,  -1.95,
03/11 01Z,   1.00,   6.36,  99.90,   5.40,  -1.95,
03/11 02Z,   0.80,   7.01,  99.90,   5.86,  -1.95,
03/11 03Z,   0.60,   7.34,  99.90,   5.99,  -1.95,  (max)
03/11 04Z,   0.50,   7.34,  99.90,   5.89,  -1.95,
03/11 05Z,   0.50,   6.98,  99.90,   5.52,  -1.95,
03/11 06Z,   0.50,   6.34,  99.90,   4.89,  -1.95,
03/11 07Z,   0.60,   5.68,  99.90,   4.33,  -1.95,
03/11 08Z,   0.60,   5.33,  99.90,   3.98,  -1.95,  (min)
03/11 09Z,   0.70,   5.55,  99.90,   4.30,  -1.95,
03/11 10Z,   0.70,   6.37,  99.90,   5.12,  -1.95,
03/11 11Z,   0.70,   7.57,  99.90,   6.31,  -1.95,
03/11 12Z,   0.80,   8.76,  99.90,   7.60,  -1.95,
03/11 13Z,   0.80,   9.60,  99.90,   8.45,  -1.95,
03/11 14Z,   0.80,   9.98,  99.90,   8.82,  -1.95,  (max)
03/11 15Z,   0.70,   9.91,  99.90,   8.65,  -1.95,
03/11 16Z,   0.70,   9.41,  99.90,   8.16,  -1.95,
03/11 17Z,   0.70,   8.47,  99.90,   7.22,  -1.95,
03/11 18Z,   0.60,   7.12,  99.90,   5.77,  -1.95,
03/11 19Z,   0.60,   5.59,  99.90,   4.23,  -1.95,
03/11 20Z,   0.60,   4.20,  99.90,   2.84,  -1.95,
03/11 21Z,   0.60,   3.28,  99.90,   1.93,  -1.95,
03/11 22Z,   0.70,   3.00,  99.90,   1.75,  -1.95,  (min)
03/11 23Z,   0.70,   3.31,  99.90,   2.05,  -1.95,
03/12 00Z,   0.70,   3.99,  99.90,   2.73,  -1.95,
03/12 01Z,   0.80,   4.79,  99.90,   3.63,  -1.95,
03/12 02Z,   0.80,   5.55,  99.90,   4.40,  -1.95,
03/12 03Z,   0.80,   6.25,  99.90,   5.09,  -1.95,
03/12 04Z,   0.60,   6.82,  99.90,   5.46,  -1.95,
03/12 05Z,   0.60,   7.13,  99.90,   5.78,  -1.95,  (max)
03/12 06Z,   0.60,   7.09,  99.90,   5.73,  -1.95,
03/12 07Z,   0.80,   6.74,  99.90,   5.59,  -1.95,
03/12 08Z,   0.90,   6.34,  99.90,   5.28,  -1.95,
03/12 09Z,   1.00,   6.13,  99.90,   5.18,  -1.95,  (min)
03/12 10Z,   1.00,   6.30,  99.90,   5.34,  -1.95,
03/12 11Z,   1.00,   6.83,  99.90,   5.87,  -1.95,
03/12 12Z,   1.00,   7.57,  99.90,   6.61,  -1.95,
03/12 13Z,   1.00,   8.31,  99.90,   7.36,  -1.95,
03/12 14Z,   0.90,   8.91,  99.90,   7.85,  -1.95,
03/12 15Z,   0.90,   9.30,  99.90,   8.24,  -1.95,
03/12 16Z,   0.80,   9.44,  99.90,   8.28,  -1.95,  (max)
03/12 17Z,   0.80,   9.22,  99.90,   8.07,  -1.95,
03/12 18Z,   0.70,   8.53,  99.90,   7.28,  -1.95,
03/12 19Z,   0.70,   7.38,  99.90,   6.13,  -1.95,
03/12 20Z,   0.70,   5.99,  99.90,   4.74,  -1.95,
03/12 21Z,   0.80,   4.67,  99.90,   3.52,  -1.95,
03/12 22Z,   0.80,   3.66,  99.90,   2.51,  -1.95,
03/12 23Z,   0.80,   3.10,  99.90,   1.95,  -1.95,  (min)
03/13 00Z,   0.90,   3.02,  99.90,   1.97,  -1.95,
03/13 01Z,   0.90,   3.35,  99.90,   2.30,  -1.95,
03/13 02Z,   0.80,   4.01,  99.90,   2.85,  -1.95,
03/13 03Z,   0.60,   4.89,  99.90,   3.54,  -1.95,
03/13 04Z,   0.60,   5.90,  99.90,   4.55,  -1.95,
03/13 05Z,   0.60,   6.84,  99.90,   5.48,  -1.95,
03/13 06Z,   0.60,   7.45,  99.90,   6.09,  -1.95,
03/13 07Z,  99.90,   7.59,  99.90,  99.90,  -1.95,
03/13 08Z,  99.90,   7.35,  99.90,  99.90,  -1.95,
03/13 09Z,  99.90,   6.95,  99.90,  99.90,  -1.95,
03/13 10Z,  99.90,   6.60,  99.90,  99.90,  -1.95,
03/13 11Z,  99.90,   6.45,  99.90,  99.90,  -1.95,
03/13 12Z,  99.90,   6.57,  99.90,  99.90,  -1.95,