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
#Sand Point, AK : 07/14/2025 22:21:32 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/13 06Z,  -0.50,   2.81,   3.60,  99.90,   1.29,
07/13 07Z,  -0.50,   2.97,   3.65,  99.90,   1.18,  (min)
07/13 08Z,  -0.40,   3.65,   4.39,  99.90,   1.14,
07/13 09Z,  -0.40,   4.75,   5.38,  99.90,   1.03,
07/13 10Z,  -0.40,   6.00,   6.76,  99.90,   1.16,
07/13 11Z,  -0.40,   6.96,   7.63,  99.90,   1.07,
07/13 12Z,  -0.40,   7.31,   8.00,  99.90,   1.09,  (max)
07/13 13Z,  -0.40,   6.93,   7.48,  99.90,   0.95,
07/13 14Z,  -0.40,   5.85,   6.53,  99.90,   1.08,
07/13 15Z,  -0.40,   4.16,   4.93,  99.90,   1.17,
07/13 16Z,  -0.40,   2.16,   2.87,  99.90,   1.11,
07/13 17Z,  -0.40,   0.33,   1.09,  99.90,   1.16,
07/13 18Z,  -0.50,  -0.94,  -0.19,  99.90,   1.25,
07/13 19Z,  -0.40,  -1.43,  -0.77,  99.90,   1.06,  (min)
07/13 20Z,  -0.40,  -1.10,  -0.43,  99.90,   1.07,
07/13 21Z,  -0.50,  -0.00,   0.63,  99.90,   1.13,
07/13 22Z,  -0.50,   1.63,   2.23,  99.90,   1.10,
07/13 23Z,  -0.50,   3.38,   3.86,  99.90,   0.98,
07/14 00Z,  -0.60,   4.82,   5.24,  99.90,   1.02,
07/14 01Z,  -0.60,   5.68,   6.10,  99.90,   1.02,
07/14 02Z,  -0.60,   5.91,   6.36,  99.90,   1.05,  (max)
07/14 03Z,  -0.60,   5.49,   5.89,  99.90,   1.00,
07/14 04Z,  -0.60,   4.60,   4.92,  99.90,   0.92,
07/14 05Z,  -0.60,   3.56,   3.94,  99.90,   0.98,
07/14 06Z,  -0.50,   2.79,   3.17,  99.90,   0.88,
07/14 07Z,  -0.50,   2.52,   2.97,  99.90,   0.95,  (min)
07/14 08Z,  -0.50,   2.80,   3.13,  99.90,   0.83,
07/14 09Z,  -0.60,   3.60,   3.91,  99.90,   0.91,
07/14 10Z,  -0.60,   4.77,   5.02,  99.90,   0.85,
07/14 11Z,  -0.60,   5.96,   6.24,  99.90,   0.88,
07/14 12Z,  -0.60,   6.78,   7.10,  99.90,   0.92,
07/14 13Z,  -0.60,   6.94,   7.16,  99.90,   0.82,  (max)
07/14 14Z,  -0.70,   6.38,   6.73,  99.90,   1.05,
07/14 15Z,  -0.70,   5.17,   5.52,  99.90,   1.05,
07/14 16Z,  -0.70,   3.46,   3.87,  99.90,   1.11,
07/14 17Z,  -0.70,   1.60,   2.05,  99.90,   1.15,
07/14 18Z,  -0.70,   0.04,   0.42,  99.90,   1.08,
07/14 19Z,  -0.80,  -0.87,  -0.40,  99.90,   1.27,
07/14 20Z,  -0.80,  -0.99,  -0.60,  99.90,   1.19,  (min)
07/14 21Z,  -0.80,  -0.33,  -0.03,  99.90,   1.10,
07/14 22Z,  -0.90,   1.00,   1.28,  99.90,   1.18,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/14 23Z,  -0.90,   2.70,  99.90,   2.98,   1.18,
07/15 00Z,  -0.90,   4.35,  99.90,   4.63,   1.18,
07/15 01Z,  -1.00,   5.55,  99.90,   5.73,   1.18,
07/15 02Z,  -1.00,   6.11,  99.90,   6.29,   1.18,  (max)
07/15 03Z,  -1.00,   6.01,  99.90,   6.19,   1.17,
07/15 04Z,  -1.00,   5.32,  99.90,   5.49,   1.17,
07/15 05Z,  -0.90,   4.24,  99.90,   4.50,   1.17,
07/15 06Z,  -0.90,   3.13,  99.90,   3.40,   1.17,
07/15 07Z,  -1.00,   2.39,  99.90,   2.55,   1.17,
07/15 08Z,  -1.00,   2.19,  99.90,   2.36,   1.16,  (min)
07/15 09Z,  -1.00,   2.55,  99.90,   2.71,   1.16,
07/15 10Z,  -1.00,   3.40,  99.90,   3.56,   1.16,
07/15 11Z,  -1.10,   4.55,  99.90,   4.61,   1.16,
07/15 12Z,  -1.10,   5.65,  99.90,   5.71,   1.16,
07/15 13Z,  -1.20,   6.32,  99.90,   6.27,   1.16,
07/15 14Z,  -1.20,   6.33,  99.90,   6.29,   1.16,  (max)
07/15 15Z,  -1.20,   5.70,  99.90,   5.66,   1.16,
07/15 16Z,  -1.20,   4.50,  99.90,   4.46,   1.16,
07/15 17Z,  -1.20,   2.92,  99.90,   2.88,   1.16,
07/15 18Z,  -1.10,   1.31,  99.90,   1.37,   1.16,
07/15 19Z,  -1.10,   0.10,  99.90,   0.16,   1.16,
07/15 20Z,  -1.10,  -0.42,  99.90,  -0.36,   1.16,  (min)
07/15 21Z,  -1.10,  -0.21,  99.90,  -0.15,   1.16,
07/15 22Z,  -1.10,   0.69,  99.90,   0.75,   1.16,
07/15 23Z,  -1.10,   2.13,  99.90,   2.18,   1.16,
07/16 00Z,  -1.10,   3.78,  99.90,   3.84,   1.16,
07/16 01Z,  -1.10,   5.24,  99.90,   5.30,   1.16,
07/16 02Z,  -1.10,   6.15,  99.90,   6.21,   1.16,
07/16 03Z,  -1.10,   6.41,  99.90,   6.47,   1.16,  (max)
07/16 04Z,  -1.10,   6.03,  99.90,   6.08,   1.16,
07/16 05Z,  -1.10,   5.10,  99.90,   5.16,   1.16,
07/16 06Z,  -1.00,   3.87,  99.90,   4.03,   1.16,
07/16 07Z,  -0.90,   2.72,  99.90,   2.98,   1.16,
07/16 08Z,  -0.80,   1.99,  99.90,   2.35,   1.16,
07/16 09Z,  -0.80,   1.81,  99.90,   2.17,   1.16,  (min)
07/16 10Z,  -0.80,   2.17,  99.90,   2.53,   1.16,
07/16 11Z,  -0.90,   2.99,  99.90,   3.25,   1.16,
07/16 12Z,  -0.90,   4.07,  99.90,   4.33,   1.16,
07/16 13Z,  -0.90,   5.06,  99.90,   5.32,   1.16,
07/16 14Z,  -0.90,   5.62,  99.90,   5.88,   1.16,  (max)
07/16 15Z,  -1.00,   5.60,  99.90,   5.75,   1.16,
07/16 16Z,  -1.00,   5.01,  99.90,   5.17,   1.16,
07/16 17Z,  -1.00,   3.96,  99.90,   4.12,   1.16,
07/16 18Z,  -1.00,   2.63,  99.90,   2.79,   1.16,
07/16 19Z,  -1.00,   1.36,  99.90,   1.52,   1.16,
07/16 20Z,  -0.90,   0.53,  99.90,   0.79,   1.16,
07/16 21Z,  -0.90,   0.33,  99.90,   0.59,   1.16,  (min)
07/16 22Z,  -0.90,   0.79,  99.90,   1.05,   1.16,
07/16 23Z,  -1.00,   1.81,  99.90,   1.97,   1.16,
07/17 00Z,  -1.10,   3.24,  99.90,   3.30,   1.16,
07/17 01Z,  -1.10,   4.76,  99.90,   4.82,   1.16,
07/17 02Z,  -1.10,   5.97,  99.90,   6.03,   1.16,
07/17 03Z,  -1.10,   6.61,  99.90,   6.66,   1.16,  (max)
07/17 04Z,  -1.10,   6.60,  99.90,   6.65,   1.16,
07/17 05Z,  -1.10,   5.99,  99.90,   6.05,   1.16,
07/17 06Z,  -1.10,   4.89,  99.90,   4.95,   1.16,
07/17 07Z,  -1.00,   3.55,  99.90,   3.71,   1.16,
07/17 08Z,  -0.90,   2.35,  99.90,   2.61,   1.16,
07/17 09Z,  -0.80,   1.58,  99.90,   1.94,   1.16,
07/17 10Z,  -0.80,   1.36,  99.90,   1.71,   1.16,  (min)
07/17 11Z,  -0.80,   1.64,  99.90,   2.00,   1.16,
07/17 12Z,  -0.80,   2.37,  99.90,   2.73,   1.16,
07/17 13Z,  -0.90,   3.36,  99.90,   3.62,   1.16,
07/17 14Z,  -0.90,   4.27,  99.90,   4.53,   1.16,
07/17 15Z,  -1.00,   4.81,  99.90,   4.97,   1.16,
07/17 16Z,  -1.00,   4.86,  99.90,   5.02,   1.16,  (max)
07/17 17Z,  -0.90,   4.45,  99.90,   4.71,   1.16,
07/17 18Z,  -0.90,   3.66,  99.90,   3.92,   1.16,
07/17 19Z,  -0.80,   2.65,  99.90,   3.01,   1.16,
07/17 20Z,  -0.70,   1.73,  99.90,   2.19,   1.16,
07/17 21Z,  -0.70,   1.22,  99.90,   1.67,   1.16,  (min)
07/17 22Z,  -0.70,   1.26,  99.90,   1.72,   1.16,
07/17 23Z,  -0.70,   1.83,  99.90,   2.29,   1.16,
07/18 00Z,  -0.70,   2.86,  99.90,   3.32,   1.16,
07/18 01Z,  -0.70,   4.20,  99.90,   4.65,   1.16,
07/18 02Z,  -0.70,   5.53,  99.90,   5.99,   1.16,
07/18 03Z,  -0.70,   6.51,  99.90,   6.97,   1.16,
07/18 04Z,  -0.70,   6.92,  99.90,   7.38,   1.16,  (max)
07/18 05Z,  -0.60,   6.72,  99.90,   7.28,   1.16,
07/18 06Z,  -0.50,   5.95,  99.90,   6.61,   1.16,
07/18 07Z,  -0.40,   4.73,  99.90,   5.49,   1.16,
07/18 08Z,  -0.40,   3.30,  99.90,   4.06,   1.16,
07/18 09Z,  -0.40,   2.03,  99.90,   2.78,   1.16,
07/18 10Z,  -0.40,   1.17,  99.90,   1.93,   1.16,
07/18 11Z,  -0.40,   0.82,  99.90,   1.58,   1.16,  (min)
07/18 12Z,  -0.40,   0.98,  99.90,   1.74,   1.16,
07/18 13Z,  99.90,   1.60,  99.90,  99.90,   1.16,
07/18 14Z,  99.90,   2.52,  99.90,  99.90,   1.16,
07/18 15Z,  99.90,   3.41,  99.90,  99.90,   1.16,
07/18 16Z,  99.90,   4.02,  99.90,  99.90,   1.16,
07/18 17Z,  99.90,   4.26,  99.90,  99.90,   1.16,
07/18 18Z,  99.90,   4.12,  99.90,  99.90,   1.16,