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
#Seattle, WA : 06/13/2025 13:22:21 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/11 18Z,   0.40,  -1.80,  -1.57,  99.90,  -0.17,
06/11 19Z,   0.40,  -2.02,  -1.69,  99.90,  -0.07,  (min)
06/11 20Z,   0.40,  -0.89,  -0.50,  99.90,  -0.01,
06/11 21Z,   0.30,   1.27,   1.51,  99.90,  -0.06,
06/11 22Z,   0.30,   3.98,   4.28,  99.90,   0.00,
06/11 23Z,   0.30,   6.73,   7.03,  99.90,   0.00,
06/12 00Z,   0.40,   9.06,   9.24,  99.90,  -0.22,
06/12 01Z,   0.40,  10.64,  10.64,  99.90,  -0.40,
06/12 02Z,   0.40,  11.42,  11.35,  99.90,  -0.47,  (max)
06/12 03Z,   0.40,  11.49,  11.28,  99.90,  -0.61,
06/12 04Z,   0.40,  10.99,  10.81,  99.90,  -0.58,
06/12 05Z,   0.40,  10.08,   9.98,  99.90,  -0.50,
06/12 06Z,   0.30,   9.07,   9.03,  99.90,  -0.34,
06/12 07Z,   0.30,   8.37,   8.33,  99.90,  -0.34,
06/12 08Z,   0.30,   8.18,   8.19,  99.90,  -0.29,  (min)
06/12 09Z,   0.30,   8.45,   8.57,  99.90,  -0.18,
06/12 10Z,   0.30,   8.97,   9.24,  99.90,  -0.03,
06/12 11Z,   0.30,   9.48,   9.79,  99.90,   0.01,
06/12 12Z,   0.20,   9.69,  10.14,  99.90,   0.25,  (max)
06/12 13Z,   0.20,   9.25,   9.80,  99.90,   0.35,
06/12 14Z,   0.20,   8.00,   8.58,  99.90,   0.38,
06/12 15Z,   0.20,   6.02,   6.55,  99.90,   0.33,
06/12 16Z,   0.20,   3.56,   3.92,  99.90,   0.16,
06/12 17Z,   0.20,   1.00,   1.15,  99.90,  -0.05,
06/12 18Z,   0.20,  -1.14,  -0.98,  99.90,  -0.04,
06/12 19Z,   0.20,  -2.24,  -1.98,  99.90,   0.06,  (min)
06/12 20Z,   0.20,  -1.92,  -1.53,  99.90,   0.19,
06/12 21Z,   0.20,  -0.29,   0.08,  99.90,   0.17,
06/12 22Z,   0.20,   2.22,   2.52,  99.90,   0.10,
06/12 23Z,   0.20,   5.07,   5.36,  99.90,   0.09,
06/13 00Z,   0.30,   7.77,   8.01,  99.90,  -0.06,
06/13 01Z,   0.30,   9.88,   9.97,  99.90,  -0.21,
06/13 02Z,   0.30,  11.17,  11.10,  99.90,  -0.37,
06/13 03Z,   0.30,  11.63,  11.52,  99.90,  -0.41,  (max)
06/13 04Z,   0.30,  11.42,  11.23,  99.90,  -0.49,
06/13 05Z,   0.30,  10.69,  10.56,  99.90,  -0.43,
06/13 06Z,   0.30,   9.66,   9.68,  99.90,  -0.28,
06/13 07Z,   0.30,   8.68,   8.73,  99.90,  -0.25,
06/13 08Z,   0.30,   8.14,   8.20,  99.90,  -0.24,  (min)
06/13 09Z,   0.30,   8.13,   8.25,  99.90,  -0.18,
06/13 10Z,   0.30,   8.52,   8.70,  99.90,  -0.12,
06/13 11Z,   0.30,   9.06,   9.32,  99.90,  -0.04,
06/13 12Z,   0.30,   9.47,   9.85,  99.90,   0.08,
06/13 13Z,   0.30,   9.47,   9.97,  99.90,   0.20,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
06/13 14Z,   0.30,   8.78,  99.90,   9.25,   0.17,
06/13 15Z,   0.30,   7.28,  99.90,   7.73,   0.14,
06/13 16Z,   0.30,   5.13,  99.90,   5.55,   0.12,
06/13 17Z,   0.30,   2.61,  99.90,   3.01,   0.09,
06/13 18Z,   0.30,   0.15,  99.90,   0.52,   0.07,
06/13 19Z,   0.30,  -1.69,  99.90,  -1.35,   0.04,
06/13 20Z,   0.20,  -2.34,  99.90,  -2.12,   0.01,  (min)
06/13 21Z,   0.20,  -1.53,  99.90,  -1.34,  -0.01,
06/13 22Z,   0.20,   0.49,  99.90,   0.66,  -0.04,
06/13 23Z,   0.20,   3.22,  99.90,   3.36,  -0.06,
06/14 00Z,   0.20,   6.10,  99.90,   6.21,  -0.09,
06/14 01Z,   0.20,   8.66,  99.90,   8.75,  -0.11,
06/14 02Z,   0.20,  10.53,  99.90,  10.61,  -0.11,
06/14 03Z,   0.20,  11.51,  99.90,  11.60,  -0.11,
06/14 04Z,   0.20,  11.67,  99.90,  11.76,  -0.11,  (max)
06/14 05Z,   0.20,  11.19,  99.90,  11.28,  -0.11,
06/14 06Z,   0.30,  10.26,  99.90,  10.44,  -0.11,
06/14 07Z,   0.30,   9.14,  99.90,   9.33,  -0.11,
06/14 08Z,   0.30,   8.23,  99.90,   8.42,  -0.11,
06/14 09Z,   0.30,   7.84,  99.90,   8.03,  -0.11,  (min)
06/14 10Z,   0.30,   8.00,  99.90,   8.19,  -0.11,
06/14 11Z,   0.20,   8.48,  99.90,   8.56,  -0.11,
06/14 12Z,   0.20,   9.00,  99.90,   9.09,  -0.11,
06/14 13Z,   0.20,   9.32,  99.90,   9.41,  -0.11,  (max)
06/14 14Z,   0.20,   9.15,  99.90,   9.24,  -0.11,
06/14 15Z,   0.20,   8.26,  99.90,   8.34,  -0.11,
06/14 16Z,   0.20,   6.60,  99.90,   6.68,  -0.11,
06/14 17Z,   0.20,   4.36,  99.90,   4.45,  -0.11,
06/14 18Z,   0.20,   1.88,  99.90,   1.97,  -0.11,
06/14 19Z,   0.20,  -0.39,  99.90,  -0.31,  -0.11,
06/14 20Z,   0.20,  -1.88,  99.90,  -1.80,  -0.11,
06/14 21Z,   0.20,  -2.08,  99.90,  -2.00,  -0.11,  (min)
06/14 22Z,   0.20,  -0.86,  99.90,  -0.78,  -0.11,
06/14 23Z,   0.20,   1.44,  99.90,   1.52,  -0.11,
06/15 00Z,   0.20,   4.26,  99.90,   4.34,  -0.11,
06/15 01Z,   0.20,   7.08,  99.90,   7.16,  -0.11,
06/15 02Z,   0.20,   9.45,  99.90,   9.54,  -0.11,
06/15 03Z,   0.20,  11.04,  99.90,  11.12,  -0.11,
06/15 04Z,   0.20,  11.71,  99.90,  11.80,  -0.11,  (max)
06/15 05Z,   0.30,  11.58,  99.90,  11.76,  -0.11,
06/15 06Z,   0.30,  10.84,  99.90,  11.02,  -0.11,
06/15 07Z,   0.30,   9.72,  99.90,   9.90,  -0.11,
06/15 08Z,   0.30,   8.54,  99.90,   8.72,  -0.11,
06/15 09Z,   0.30,   7.69,  99.90,   7.87,  -0.11,
06/15 10Z,   0.30,   7.43,  99.90,   7.62,  -0.11,  (min)
06/15 11Z,   0.20,   7.70,  99.90,   7.79,  -0.11,
06/15 12Z,   0.20,   8.24,  99.90,   8.32,  -0.11,
06/15 13Z,   0.20,   8.75,  99.90,   8.84,  -0.11,
06/15 14Z,   0.20,   9.00,  99.90,   9.09,  -0.11,  (max)
06/15 15Z,   0.20,   8.73,  99.90,   8.81,  -0.11,
06/15 16Z,   0.20,   7.72,  99.90,   7.80,  -0.11,
06/15 17Z,   0.20,   5.99,  99.90,   6.08,  -0.11,
06/15 18Z,   0.20,   3.79,  99.90,   3.88,  -0.11,
06/15 19Z,   0.20,   1.46,  99.90,   1.54,  -0.11,
06/15 20Z,   0.20,  -0.54,  99.90,  -0.45,  -0.11,
06/15 21Z,   0.20,  -1.64,  99.90,  -1.56,  -0.11,  (min)
06/15 22Z,   0.20,  -1.43,  99.90,  -1.35,  -0.11,
06/15 23Z,   0.20,   0.10,  99.90,   0.18,  -0.11,
06/16 00Z,   0.20,   2.54,  99.90,   2.63,  -0.11,
06/16 01Z,   0.20,   5.35,  99.90,   5.44,  -0.11,
06/16 02Z,   0.20,   8.02,  99.90,   8.11,  -0.11,
06/16 03Z,   0.20,  10.16,  99.90,  10.24,  -0.11,
06/16 04Z,   0.20,  11.45,  99.90,  11.53,  -0.11,
06/16 05Z,   0.30,  11.80,  99.90,  11.98,  -0.11,  (max)
06/16 06Z,   0.30,  11.35,  99.90,  11.54,  -0.11,
06/16 07Z,   0.30,  10.35,  99.90,  10.54,  -0.11,
06/16 08Z,   0.30,   9.04,  99.90,   9.23,  -0.11,
06/16 09Z,   0.30,   7.79,  99.90,   7.97,  -0.11,
06/16 10Z,   0.30,   6.97,  99.90,   7.16,  -0.11,
06/16 11Z,   0.30,   6.80,  99.90,   6.99,  -0.11,  (min)
06/16 12Z,   0.30,   7.15,  99.90,   7.34,  -0.11,
06/16 13Z,   0.30,   7.73,  99.90,   7.92,  -0.11,
06/16 14Z,   0.30,   8.27,  99.90,   8.46,  -0.11,
06/16 15Z,   0.30,   8.53,  99.90,   8.71,  -0.11,  (max)
06/16 16Z,   0.30,   8.24,  99.90,   8.42,  -0.11,
06/16 17Z,   0.30,   7.23,  99.90,   7.42,  -0.11,
06/16 18Z,   0.30,   5.58,  99.90,   5.76,  -0.11,
06/16 19Z,   0.30,   3.54,  99.90,   3.72,  -0.11,
06/16 20Z,   0.30,   1.47,  99.90,   1.65,  -0.11,
06/16 21Z,   0.30,  -0.19,  99.90,  -0.00,  -0.11,
06/16 22Z,   0.30,  -0.91,  99.90,  -0.73,  -0.11,  (min)
06/16 23Z,   0.30,  -0.37,  99.90,  -0.19,  -0.11,
06/17 00Z,   0.30,   1.35,  99.90,   1.53,  -0.11,
06/17 01Z,   0.30,   3.81,  99.90,   3.99,  -0.11,
06/17 02Z,   0.40,   6.49,  99.90,   6.77,  -0.11,
06/17 03Z,   0.40,   8.95,  99.90,   9.23,  -0.11,
06/17 04Z,   0.40,  10.79,  99.90,  11.08,  -0.11,
06/17 05Z,   0.40,  11.74,  99.90,  12.03,  -0.11,
06/17 06Z,   0.40,  11.75,  99.90,  12.03,  -0.11,