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
#Friday Harbor, WA : 07/06/2025 10:21:37 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/04 18Z,   0.00,  -7.09,  -6.77,  99.90,   0.32,
07/04 19Z,   0.00,  -6.24,  -5.97,  99.90,   0.27,
07/04 20Z,   0.00,  -5.47,  -5.31,  99.90,   0.16,
07/04 21Z,   0.00,  -4.89,  -4.79,  99.90,   0.10,
07/04 22Z,   0.00,  -4.54,  -4.40,  99.90,   0.14,
07/04 23Z,   0.00,  -4.41,  -4.22,  99.90,   0.19,
07/05 00Z,   0.00,  -4.41,  -4.16,  99.90,   0.25,
07/05 01Z,   0.00,  -4.41,  -4.12,  99.90,   0.29,
07/05 02Z,   0.00,  -4.29,  -4.01,  99.90,   0.28,
07/05 03Z,   0.00,  -4.01,  -3.65,  99.90,   0.36,
07/05 04Z,   0.00,  -3.60,  -3.23,  99.90,   0.37,
07/05 05Z,   0.00,  -3.14,  -2.79,  99.90,   0.35,
07/05 06Z,   0.00,  -2.78,  -2.49,  99.90,   0.29,
07/05 07Z,   0.00,  -2.62,  -2.41,  99.90,   0.21,  (max)
07/05 08Z,   0.00,  -2.78,  -2.67,  99.90,   0.11,
07/05 09Z,   0.00,  -3.35,  -3.31,  99.90,   0.04,
07/05 10Z,   0.00,  -4.33,  -4.38,  99.90,  -0.05,
07/05 11Z,   0.00,  -5.62,  -5.70,  99.90,  -0.08,
07/05 12Z,   0.00,  -7.02,  -7.06,  99.90,  -0.04,
07/05 13Z,   0.00,  -8.29,  -8.31,  99.90,  -0.02,
07/05 14Z,   0.00,  -9.19,  -9.25,  99.90,  -0.06,
07/05 15Z,  -0.10,  -9.59,  -9.60,  99.90,   0.09,  (min)
07/05 16Z,  -0.10,  -9.48,  -9.36,  99.90,   0.22,
07/05 17Z,  -0.10,  -8.93,  -8.79,  99.90,   0.24,
07/05 18Z,  -0.20,  -8.07,  -7.93,  99.90,   0.34,
07/05 19Z,  -0.20,  -7.03,  -6.80,  99.90,   0.43,
07/05 20Z,  -0.20,  -5.94,  -5.85,  99.90,   0.29,
07/05 21Z,  -0.20,  -4.93,  -4.98,  99.90,   0.15,
07/05 22Z,  -0.20,  -4.15,  -4.21,  99.90,   0.14,
07/05 23Z,  -0.30,  -3.66,  -3.79,  99.90,   0.17,
07/06 00Z,  -0.20,  -3.47,  -3.55,  99.90,   0.12,  (max)
07/06 01Z,  -0.20,  -3.47,  -3.60,  99.90,   0.07,
07/06 02Z,  -0.20,  -3.53,  -3.64,  99.90,   0.09,  (min)
07/06 03Z,  -0.20,  -3.51,  -3.54,  99.90,   0.17,
07/06 04Z,  -0.20,  -3.36,  -3.33,  99.90,   0.23,
07/06 05Z,  -0.20,  -3.12,  -3.12,  99.90,   0.20,
07/06 06Z,  -0.20,  -2.89,  -2.90,  99.90,   0.19,
07/06 07Z,  -0.20,  -2.76,  -2.77,  99.90,   0.19,  (max)
07/06 08Z,  -0.20,  -2.84,  -2.85,  99.90,   0.19,
07/06 09Z,  -0.30,  -3.24,  -3.26,  99.90,   0.28,
07/06 10Z,  -0.20,  -4.03,  -4.10,  99.90,   0.13,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/06 11Z,  -0.20,  -5.19,  99.90,  -5.27,   0.12,
07/06 12Z,  -0.30,  -6.62,  99.90,  -6.80,   0.11,
07/06 13Z,  -0.30,  -8.08,  99.90,  -8.28,   0.11,
07/06 14Z,  -0.30,  -9.31,  99.90,  -9.51,   0.10,
07/06 15Z,  -0.30, -10.07,  99.90, -10.28,   0.09,
07/06 16Z,  -0.30, -10.26,  99.90, -10.47,   0.09,  (min)
07/06 17Z,  -0.30,  -9.90,  99.90, -10.12,   0.08,
07/06 18Z,  -0.30,  -9.09,  99.90,  -9.32,   0.07,
07/06 19Z,  -0.30,  -7.99,  99.90,  -8.23,   0.07,
07/06 20Z,  -0.30,  -6.73,  99.90,  -6.97,   0.06,
07/06 21Z,  -0.20,  -5.44,  99.90,  -5.58,   0.05,
07/06 22Z,  -0.20,  -4.28,  99.90,  -4.43,   0.05,
07/06 23Z,  -0.30,  -3.40,  99.90,  -3.66,   0.05,
07/07 00Z,  -0.20,  -2.90,  99.90,  -3.05,   0.05,
07/07 01Z,  -0.20,  -2.75,  99.90,  -2.91,   0.05,  (max)
07/07 02Z,  -0.20,  -2.83,  99.90,  -2.99,   0.05,
07/07 03Z,  -0.10,  -2.97,  99.90,  -3.02,   0.05,
07/07 04Z,  -0.10,  -3.03,  99.90,  -3.09,   0.05,  (min)
07/07 05Z,  -0.10,  -2.99,  99.90,  -3.04,   0.05,
07/07 06Z,  -0.10,  -2.88,  99.90,  -2.93,   0.05,
07/07 07Z,   0.00,  -2.79,  99.90,  -2.74,   0.05,  (max)
07/07 08Z,   0.00,  -2.83,  99.90,  -2.79,   0.05,
07/07 09Z,  -0.10,  -3.10,  99.90,  -3.15,   0.05,
07/07 10Z,  -0.10,  -3.68,  99.90,  -3.74,   0.05,
07/07 11Z,  -0.10,  -4.65,  99.90,  -4.70,   0.05,
07/07 12Z,   0.00,  -5.98,  99.90,  -5.94,   0.05,
07/07 13Z,   0.00,  -7.53,  99.90,  -7.48,   0.05,
07/07 14Z,  -0.10,  -9.02,  99.90,  -9.07,   0.05,
07/07 15Z,   0.00, -10.16,  99.90, -10.12,   0.05,
07/07 16Z,   0.00, -10.74,  99.90, -10.69,   0.05,  (min)
07/07 17Z,   0.00, -10.67,  99.90, -10.63,   0.05,
07/07 18Z,  -0.10, -10.05,  99.90, -10.10,   0.05,
07/07 19Z,  -0.10,  -9.00,  99.90,  -9.05,   0.05,
07/07 20Z,   0.00,  -7.69,  99.90,  -7.64,   0.05,
07/07 21Z,   0.00,  -6.24,  99.90,  -6.20,   0.05,
07/07 22Z,   0.00,  -4.83,  99.90,  -4.78,   0.05,
07/07 23Z,   0.00,  -3.62,  99.90,  -3.57,   0.05,
07/08 00Z,   0.00,  -2.77,  99.90,  -2.72,   0.05,
07/08 01Z,   0.00,  -2.36,  99.90,  -2.31,   0.05,
07/08 02Z,   0.00,  -2.32,  99.90,  -2.28,   0.05,  (max)
07/08 03Z,   0.00,  -2.50,  99.90,  -2.46,   0.05,
07/08 04Z,   0.00,  -2.71,  99.90,  -2.66,   0.05,
07/08 05Z,   0.00,  -2.82,  99.90,  -2.77,   0.05,  (min)
07/08 06Z,   0.10,  -2.82,  99.90,  -2.67,   0.05,
07/08 07Z,   0.10,  -2.77,  99.90,  -2.62,   0.05,  (max)
07/08 08Z,   0.10,  -2.78,  99.90,  -2.63,   0.05,
07/08 09Z,   0.00,  -2.93,  99.90,  -2.88,   0.05,
07/08 10Z,   0.00,  -3.33,  99.90,  -3.29,   0.05,
07/08 11Z,   0.00,  -4.07,  99.90,  -4.03,   0.05,
07/08 12Z,   0.00,  -5.22,  99.90,  -5.17,   0.05,
07/08 13Z,   0.00,  -6.71,  99.90,  -6.66,   0.05,
07/08 14Z,   0.00,  -8.35,  99.90,  -8.31,   0.05,
07/08 15Z,   0.00,  -9.83,  99.90,  -9.79,   0.05,
07/08 16Z,   0.00, -10.84,  99.90, -10.79,   0.05,
07/08 17Z,   0.00, -11.19,  99.90, -11.14,   0.05,  (min)
07/08 18Z,   0.00, -10.86,  99.90, -10.81,   0.05,
07/08 19Z,   0.00,  -9.97,  99.90,  -9.92,   0.05,
07/08 20Z,   0.00,  -8.70,  99.90,  -8.65,   0.05,
07/08 21Z,   0.00,  -7.20,  99.90,  -7.16,   0.05,
07/08 22Z,   0.00,  -5.64,  99.90,  -5.60,   0.05,
07/08 23Z,   0.00,  -4.19,  99.90,  -4.14,   0.05,
07/09 00Z,   0.00,  -3.02,  99.90,  -2.98,   0.05,
07/09 01Z,   0.00,  -2.30,  99.90,  -2.25,   0.05,
07/09 02Z,   0.00,  -2.05,  99.90,  -2.00,   0.05,  (max)
07/09 03Z,   0.00,  -2.17,  99.90,  -2.12,   0.05,
07/09 04Z,   0.00,  -2.44,  99.90,  -2.39,   0.05,
07/09 05Z,   0.00,  -2.67,  99.90,  -2.63,   0.05,
07/09 06Z,  -0.10,  -2.78,  99.90,  -2.83,   0.05,  (min)
07/09 07Z,  -0.10,  -2.77,  99.90,  -2.82,   0.05,
07/09 08Z,  -0.10,  -2.74,  99.90,  -2.79,   0.05,  (max)
07/09 09Z,  -0.10,  -2.79,  99.90,  -2.85,   0.05,
07/09 10Z,  -0.10,  -3.03,  99.90,  -3.08,   0.05,
07/09 11Z,   0.00,  -3.55,  99.90,  -3.50,   0.05,
07/09 12Z,   0.00,  -4.45,  99.90,  -4.40,   0.05,
07/09 13Z,   0.00,  -5.77,  99.90,  -5.73,   0.05,
07/09 14Z,   0.00,  -7.41,  99.90,  -7.37,   0.05,
07/09 15Z,   0.00,  -9.12,  99.90,  -9.07,   0.05,
07/09 16Z,   0.00, -10.53,  99.90, -10.49,   0.05,
07/09 17Z,   0.00, -11.36,  99.90, -11.31,   0.05,
07/09 18Z,   0.00, -11.44,  99.90, -11.40,   0.05,  (min)
07/09 19Z,   0.00, -10.83,  99.90, -10.78,   0.05,
07/09 20Z,   0.00,  -9.69,  99.90,  -9.64,   0.05,
07/09 21Z,   0.00,  -8.22,  99.90,  -8.17,   0.05,
07/09 22Z,   0.00,  -6.58,  99.90,  -6.54,   0.05,
07/09 23Z,   0.00,  -4.96,  99.90,  -4.92,   0.05,
07/10 00Z,   0.00,  -3.55,  99.90,  -3.50,   0.05,
07/10 01Z,  99.90,  -2.52,  99.90,  99.90,   0.05,
07/10 02Z,  99.90,  -2.00,  99.90,  99.90,   0.05,
07/10 03Z,  99.90,  -1.95,  99.90,  99.90,   0.05,
07/10 04Z,  99.90,  -2.22,  99.90,  99.90,   0.05,
07/10 05Z,  99.90,  -2.55,  99.90,  99.90,   0.05,
07/10 06Z,  99.90,  -2.78,  99.90,  99.90,   0.05,