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

Main Site
Mirror Site
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 : 05/01/2024 16:20:35 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/30 00Z,   0.20,   0.16,   0.88,  99.90,   0.52,
04/30 01Z,   0.20,   2.29,   2.86,  99.90,   0.37,
04/30 02Z,   0.30,   4.77,   5.33,  99.90,   0.26,
04/30 03Z,   0.30,   7.15,   7.67,  99.90,   0.22,
04/30 04Z,   0.30,   9.10,   9.54,  99.90,   0.14,
04/30 05Z,   0.30,  10.36,  10.72,  99.90,   0.06,
04/30 06Z,   0.30,  10.86,  11.24,  99.90,   0.08,  (max)
04/30 07Z,   0.30,  10.75,  11.18,  99.90,   0.13,
04/30 08Z,   0.30,  10.24,  10.75,  99.90,   0.21,
04/30 09Z,   0.30,   9.50,  10.02,  99.90,   0.22,
04/30 10Z,   0.30,   8.73,   9.14,  99.90,   0.11,
04/30 11Z,   0.30,   8.19,   8.43,  99.90,  -0.06,
04/30 12Z,   0.40,   8.04,   8.12,  99.90,  -0.32,
04/30 13Z,   0.30,   8.22,   8.12,  99.90,  -0.40,  (min)
04/30 14Z,   0.30,   8.52,   8.41,  99.90,  -0.41,
04/30 15Z,   0.30,   8.75,   8.68,  99.90,  -0.37,  (max)
04/30 16Z,   0.30,   8.77,   8.67,  99.90,  -0.40,
04/30 17Z,   0.30,   8.40,   8.27,  99.90,  -0.43,
04/30 18Z,   0.20,   7.45,   7.25,  99.90,  -0.40,
04/30 19Z,   0.20,   5.93,   5.76,  99.90,  -0.37,
04/30 20Z,   0.20,   4.02,   3.81,  99.90,  -0.41,
04/30 21Z,   0.20,   2.03,   1.78,  99.90,  -0.45,
04/30 22Z,   0.20,   0.32,   0.21,  99.90,  -0.31,
04/30 23Z,   0.20,  -0.68,  -0.49,  99.90,  -0.01,  (min)
05/01 00Z,   0.00,  -0.60,  -0.07,  99.90,   0.53,
05/01 01Z,   0.00,   0.60,   1.14,  99.90,   0.54,
05/01 02Z,   0.00,   2.59,   2.97,  99.90,   0.38,
05/01 03Z,   0.00,   4.91,   5.41,  99.90,   0.50,
05/01 04Z,   0.00,   7.18,   7.69,  99.90,   0.51,
05/01 05Z,   0.00,   9.07,   9.49,  99.90,   0.42,
05/01 06Z,   0.00,  10.32,  10.65,  99.90,   0.33,
05/01 07Z,   0.00,  10.84,  11.15,  99.90,   0.31,  (max)
05/01 08Z,   0.00,  10.76,  11.07,  99.90,   0.31,
05/01 09Z,   0.00,  10.24,  10.56,  99.90,   0.32,
05/01 10Z,   0.00,   9.44,   9.68,  99.90,   0.24,
05/01 11Z,   0.00,   8.53,   8.61,  99.90,   0.08,
05/01 12Z,   0.00,   7.82,   7.68,  99.90,  -0.14,
05/01 13Z,   0.00,   7.50,   7.18,  99.90,  -0.32,
05/01 14Z,   0.00,   7.53,   7.09,  99.90,  -0.44,  (min)
05/01 15Z,   0.00,   7.76,   7.30,  99.90,  -0.46,
05/01 16Z,   0.00,   8.04,   7.51,  99.90,  -0.53,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/01 17Z,   0.00,   8.23,  99.90,   7.73,  -0.50,  (max)
05/01 18Z,   0.00,   8.07,  99.90,   7.61,  -0.46,
05/01 19Z,   0.00,   7.35,  99.90,   6.93,  -0.42,
05/01 20Z,   0.00,   6.06,  99.90,   5.68,  -0.38,
05/01 21Z,   0.00,   4.39,  99.90,   4.04,  -0.34,
05/01 22Z,   0.00,   2.56,  99.90,   2.26,  -0.30,
05/01 23Z,   0.00,   0.93,  99.90,   0.67,  -0.27,
05/02 00Z,   0.00,  -0.06,  99.90,  -0.29,  -0.23,  (min)
05/02 01Z,   0.00,  -0.04,  99.90,  -0.23,  -0.19,
05/02 02Z,   0.00,   1.03,  99.90,   0.87,  -0.15,
05/02 03Z,   0.00,   2.86,  99.90,   2.75,  -0.11,
05/02 04Z,   0.10,   5.08,  99.90,   5.11,  -0.07,
05/02 05Z,   0.10,   7.32,  99.90,   7.35,  -0.07,
05/02 06Z,   0.10,   9.22,  99.90,   9.25,  -0.07,
05/02 07Z,   0.10,  10.48,  99.90,  10.51,  -0.07,
05/02 08Z,   0.10,  10.99,  99.90,  11.02,  -0.07,  (max)
05/02 09Z,   0.10,  10.84,  99.90,  10.87,  -0.07,
05/02 10Z,   0.10,  10.18,  99.90,  10.20,  -0.07,
05/02 11Z,   0.10,   9.13,  99.90,   9.15,  -0.07,
05/02 12Z,   0.10,   7.93,  99.90,   7.96,  -0.07,
05/02 13Z,   0.10,   6.95,  99.90,   6.98,  -0.07,
05/02 14Z,   0.10,   6.43,  99.90,   6.46,  -0.07,
05/02 15Z,   0.10,   6.39,  99.90,   6.42,  -0.07,  (min)
05/02 16Z,   0.10,   6.72,  99.90,   6.74,  -0.07,
05/02 17Z,   0.10,   7.26,  99.90,   7.28,  -0.07,
05/02 18Z,   0.10,   7.78,  99.90,   7.80,  -0.07,
05/02 19Z,   0.10,   7.96,  99.90,   7.99,  -0.07,  (max)
05/02 20Z,   0.10,   7.56,  99.90,   7.58,  -0.07,
05/02 21Z,   0.10,   6.55,  99.90,   6.57,  -0.07,
05/02 22Z,   0.10,   5.07,  99.90,   5.10,  -0.07,
05/02 23Z,   0.10,   3.36,  99.90,   3.38,  -0.07,
05/03 00Z,   0.10,   1.73,  99.90,   1.76,  -0.07,
05/03 01Z,   0.10,   0.68,  99.90,   0.71,  -0.07,
05/03 02Z,   0.10,   0.59,  99.90,   0.61,  -0.07,  (min)
05/03 03Z,   0.10,   1.53,  99.90,   1.55,  -0.07,
05/03 04Z,   0.10,   3.28,  99.90,   3.30,  -0.07,
05/03 05Z,   0.10,   5.48,  99.90,   5.50,  -0.07,
05/03 06Z,   0.10,   7.75,  99.90,   7.77,  -0.07,
05/03 07Z,   0.20,   9.66,  99.90,   9.78,  -0.07,
05/03 08Z,   0.20,  10.87,  99.90,  10.99,  -0.07,
05/03 09Z,   0.20,  11.25,  99.90,  11.37,  -0.07,  (max)
05/03 10Z,   0.20,  10.87,  99.90,  10.99,  -0.07,
05/03 11Z,   0.20,   9.86,  99.90,   9.99,  -0.07,
05/03 12Z,   0.20,   8.39,  99.90,   8.52,  -0.07,
05/03 13Z,   0.20,   6.80,  99.90,   6.93,  -0.07,
05/03 14Z,   0.20,   5.53,  99.90,   5.66,  -0.07,
05/03 15Z,   0.20,   4.90,  99.90,   5.02,  -0.07,  (min)
05/03 16Z,   0.20,   4.95,  99.90,   5.07,  -0.07,
05/03 17Z,   0.20,   5.56,  99.90,   5.69,  -0.07,
05/03 18Z,   0.20,   6.53,  99.90,   6.66,  -0.07,
05/03 19Z,   0.20,   7.52,  99.90,   7.65,  -0.07,
05/03 20Z,   0.30,   8.12,  99.90,   8.35,  -0.07,  (max)
05/03 21Z,   0.30,   8.06,  99.90,   8.28,  -0.07,
05/03 22Z,   0.30,   7.30,  99.90,   7.53,  -0.07,
05/03 23Z,   0.30,   5.98,  99.90,   6.21,  -0.07,
05/04 00Z,   0.30,   4.31,  99.90,   4.54,  -0.07,
05/04 01Z,   0.30,   2.65,  99.90,   2.88,  -0.07,
05/04 02Z,   0.30,   1.51,  99.90,   1.74,  -0.07,
05/04 03Z,   0.30,   1.34,  99.90,   1.56,  -0.07,  (min)
05/04 04Z,   0.40,   2.22,  99.90,   2.55,  -0.07,
05/04 05Z,   0.40,   3.96,  99.90,   4.29,  -0.07,
05/04 06Z,   0.40,   6.20,  99.90,   6.52,  -0.07,
05/04 07Z,   0.50,   8.49,  99.90,   8.91,  -0.07,
05/04 08Z,   0.50,  10.34,  99.90,  10.77,  -0.07,
05/04 09Z,   0.50,  11.37,  99.90,  11.79,  -0.07,
05/04 10Z,   0.50,  11.44,  99.90,  11.87,  -0.07,  (max)
05/04 11Z,   0.50,  10.65,  99.90,  11.07,  -0.07,
05/04 12Z,   0.50,   9.13,  99.90,   9.55,  -0.07,
05/04 13Z,   0.60,   7.14,  99.90,   7.67,  -0.07,
05/04 14Z,   0.60,   5.13,  99.90,   5.66,  -0.07,
05/04 15Z,   0.60,   3.66,  99.90,   4.18,  -0.07,
05/04 16Z,   0.60,   3.07,  99.90,   3.59,  -0.07,  (min)
05/04 17Z,   0.60,   3.41,  99.90,   3.94,  -0.07,
05/04 18Z,   0.60,   4.51,  99.90,   5.03,  -0.07,
05/04 19Z,   0.60,   6.04,  99.90,   6.56,  -0.07,
05/04 20Z,   0.60,   7.54,  99.90,   8.07,  -0.07,
05/04 21Z,   0.60,   8.56,  99.90,   9.08,  -0.07,
05/04 22Z,   0.60,   8.79,  99.90,   9.32,  -0.07,  (max)
05/04 23Z,   0.60,   8.23,  99.90,   8.76,  -0.07,
05/05 00Z,   0.60,   7.01,  99.90,   7.53,  -0.07,
05/05 01Z,   0.60,   5.34,  99.90,   5.86,  -0.07,
05/05 02Z,   0.50,   3.63,  99.90,   4.05,  -0.07,
05/05 03Z,   0.50,   2.45,  99.90,   2.87,  -0.07,
05/05 04Z,   0.50,   2.26,  99.90,   2.69,  -0.07,  (min)
05/05 05Z,   0.50,   3.17,  99.90,   3.60,  -0.07,
05/05 06Z,   0.50,   4.96,  99.90,   5.38,  -0.07,
05/05 07Z,  99.90,   7.22,  99.90,  99.90,  -0.07,
05/05 08Z,  99.90,   9.46,  99.90,  99.90,  -0.07,
05/05 09Z,  99.90,  11.10,  99.90,  99.90,  -0.07,
05/05 10Z,  99.90,  11.78,  99.90,  99.90,  -0.07,
05/05 11Z,  99.90,  11.38,  99.90,  99.90,  -0.07,
05/05 12Z,  99.90,  10.02,  99.90,  99.90,  -0.07,