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
#Port Townsend, WA : 07/03/2025 05:22:43 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 12Z,   0.20,   4.07,   4.17,  99.90,  -0.10,  (min)
07/01 13Z,   0.20,   4.27,   4.41,  99.90,  -0.06,
07/01 14Z,   0.20,   4.64,   4.75,  99.90,  -0.09,
07/01 15Z,   0.10,   5.00,   5.10,  99.90,  -0.00,
07/01 16Z,   0.10,   5.12,   5.29,  99.90,   0.07,  (max)
07/01 17Z,   0.20,   4.84,   5.04,  99.90,   0.00,
07/01 18Z,   0.10,   4.20,   4.48,  99.90,   0.18,
07/01 19Z,   0.10,   3.32,   3.62,  99.90,   0.20,
07/01 20Z,   0.10,   2.40,   2.62,  99.90,   0.12,
07/01 21Z,   0.20,   1.68,   1.89,  99.90,   0.01,
07/01 22Z,   0.20,   1.46,   1.71,  99.90,   0.05,  (min)
07/01 23Z,   0.10,   1.82,   2.09,  99.90,   0.17,
07/02 00Z,   0.20,   2.66,   3.06,  99.90,   0.20,
07/02 01Z,   0.30,   3.82,   4.22,  99.90,   0.10,
07/02 02Z,   0.40,   5.20,   5.71,  99.90,   0.11,
07/02 03Z,   0.40,   6.63,   7.11,  99.90,   0.08,
07/02 04Z,   0.30,   7.80,   8.35,  99.90,   0.25,
07/02 05Z,   0.40,   8.44,   8.92,  99.90,   0.08,  (max)
07/02 06Z,   0.40,   8.44,   8.87,  99.90,   0.03,
07/02 07Z,   0.40,   7.83,   8.35,  99.90,   0.12,
07/02 08Z,   0.40,   6.75,   7.03,  99.90,  -0.12,
07/02 09Z,   0.40,   5.43,   5.56,  99.90,  -0.27,
07/02 10Z,   0.40,   4.23,   4.30,  99.90,  -0.33,
07/02 11Z,   0.30,   3.43,   3.49,  99.90,  -0.24,
07/02 12Z,   0.30,   3.07,   3.23,  99.90,  -0.14,  (min)
07/02 13Z,   0.30,   3.07,   3.36,  99.90,  -0.01,
07/02 14Z,   0.30,   3.35,   3.70,  99.90,   0.05,
07/02 15Z,   0.30,   3.82,   4.06,  99.90,  -0.06,
07/02 16Z,   0.30,   4.31,   4.58,  99.90,  -0.03,
07/02 17Z,   0.30,   4.60,   4.94,  99.90,   0.04,
07/02 18Z,   0.30,   4.59,   5.06,  99.90,   0.17,  (max)
07/02 19Z,   0.20,   4.34,   4.82,  99.90,   0.28,
07/02 20Z,   0.20,   3.90,   4.35,  99.90,   0.25,
07/02 21Z,   0.20,   3.39,   3.84,  99.90,   0.25,
07/02 22Z,   0.30,   2.98,   3.33,  99.90,   0.05,  (min)
07/02 23Z,   0.20,   2.94,   3.38,  99.90,   0.24,
07/03 00Z,   0.30,   3.34,   3.77,  99.90,   0.13,
07/03 01Z,   0.30,   4.10,   4.55,  99.90,   0.15,
07/03 02Z,   0.30,   5.10,   5.63,  99.90,   0.23,
07/03 03Z,   0.30,   6.24,   6.70,  99.90,   0.16,
07/03 04Z,   0.30,   7.34,   7.72,  99.90,   0.08,
07/03 05Z,   0.40,   8.11,   8.49,  99.90,  -0.02,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/03 06Z,   0.40,   8.33,  99.90,   8.71,  -0.02,  (max)
07/03 07Z,   0.30,   7.97,  99.90,   8.25,  -0.01,
07/03 08Z,   0.30,   7.09,  99.90,   7.38,  -0.01,
07/03 09Z,   0.30,   5.81,  99.90,   6.11,  -0.01,
07/03 10Z,   0.30,   4.38,  99.90,   4.68,  -0.00,
07/03 11Z,   0.30,   3.13,  99.90,   3.44,   0.00,
07/03 12Z,   0.30,   2.34,  99.90,   2.65,   0.01,
07/03 13Z,   0.30,   2.05,  99.90,   2.36,   0.01,  (min)
07/03 14Z,   0.20,   2.15,  99.90,   2.36,   0.02,
07/03 15Z,   0.20,   2.56,  99.90,   2.78,   0.02,
07/03 16Z,   0.20,   3.19,  99.90,   3.41,   0.02,
07/03 17Z,   0.20,   3.86,  99.90,   4.09,   0.03,
07/03 18Z,   0.20,   4.38,  99.90,   4.61,   0.03,
07/03 19Z,   0.20,   4.70,  99.90,   4.93,   0.03,
07/03 20Z,   0.20,   4.84,  99.90,   5.07,   0.03,  (max)
07/03 21Z,   0.20,   4.79,  99.90,   5.02,   0.03,
07/03 22Z,   0.20,   4.57,  99.90,   4.80,   0.03,
07/03 23Z,   0.20,   4.36,  99.90,   4.59,   0.03,  (min)
07/04 00Z,   0.20,   4.38,  99.90,   4.61,   0.03,
07/04 01Z,   0.20,   4.74,  99.90,   4.97,   0.03,
07/04 02Z,   0.30,   5.36,  99.90,   5.69,   0.03,
07/04 03Z,   0.30,   6.15,  99.90,   6.48,   0.03,
07/04 04Z,   0.20,   7.02,  99.90,   7.25,   0.03,
07/04 05Z,   0.20,   7.78,  99.90,   8.00,   0.03,
07/04 06Z,   0.30,   8.15,  99.90,   8.48,   0.03,  (max)
07/04 07Z,   0.30,   8.00,  99.90,   8.33,   0.03,
07/04 08Z,   0.30,   7.33,  99.90,   7.66,   0.03,
07/04 09Z,   0.20,   6.21,  99.90,   6.44,   0.03,
07/04 10Z,   0.20,   4.76,  99.90,   4.99,   0.03,
07/04 11Z,   0.20,   3.24,  99.90,   3.47,   0.03,
07/04 12Z,   0.30,   2.00,  99.90,   2.33,   0.03,
07/04 13Z,   0.20,   1.30,  99.90,   1.53,   0.03,
07/04 14Z,   0.10,   1.13,  99.90,   1.26,   0.03,  (min)
07/04 15Z,   0.10,   1.40,  99.90,   1.53,   0.03,
07/04 16Z,   0.20,   2.00,  99.90,   2.23,   0.03,
07/04 17Z,   0.20,   2.83,  99.90,   3.06,   0.03,
07/04 18Z,   0.10,   3.72,  99.90,   3.85,   0.03,
07/04 19Z,   0.10,   4.52,  99.90,   4.65,   0.03,
07/04 20Z,   0.20,   5.16,  99.90,   5.39,   0.03,
07/04 21Z,   0.20,   5.63,  99.90,   5.86,   0.03,
07/04 22Z,   0.20,   5.84,  99.90,   6.07,   0.03,  (max)
07/04 23Z,   0.10,   5.77,  99.90,   5.90,   0.03,
07/05 00Z,   0.10,   5.62,  99.90,   5.75,   0.03,  (min)
07/05 01Z,   0.20,   5.62,  99.90,   5.85,   0.03,
07/05 02Z,   0.20,   5.88,  99.90,   6.11,   0.03,
07/05 03Z,   0.20,   6.33,  99.90,   6.56,   0.03,
07/05 04Z,   0.20,   6.90,  99.90,   7.13,   0.03,
07/05 05Z,   0.20,   7.50,  99.90,   7.73,   0.03,
07/05 06Z,   0.20,   7.93,  99.90,   8.16,   0.03,
07/05 07Z,   0.30,   7.97,  99.90,   8.30,   0.03,  (max)
07/05 08Z,   0.20,   7.51,  99.90,   7.74,   0.03,
07/05 09Z,   0.10,   6.58,  99.90,   6.71,   0.03,
07/05 10Z,   0.10,   5.26,  99.90,   5.39,   0.03,
07/05 11Z,   0.10,   3.67,  99.90,   3.79,   0.03,
07/05 12Z,   0.10,   2.10,  99.90,   2.22,   0.03,
07/05 13Z,   0.00,   0.93,  99.90,   0.95,   0.03,
07/05 14Z,   0.00,   0.38,  99.90,   0.41,   0.03,  (min)
07/05 15Z,   0.00,   0.41,  99.90,   0.44,   0.03,
07/05 16Z,   0.00,   0.90,  99.90,   0.92,   0.03,
07/05 17Z,   0.00,   1.72,  99.90,   1.75,   0.03,
07/05 18Z,   0.00,   2.79,  99.90,   2.82,   0.03,
07/05 19Z,   0.00,   3.92,  99.90,   3.95,   0.03,
07/05 20Z,   0.00,   4.98,  99.90,   5.01,   0.03,
07/05 21Z,   0.00,   5.89,  99.90,   5.92,   0.03,
07/05 22Z,   0.00,   6.56,  99.90,   6.59,   0.03,
07/05 23Z,   0.00,   6.87,  99.90,   6.90,   0.03,  (max)
07/06 00Z,   0.00,   6.81,  99.90,   6.84,   0.03,
07/06 01Z,   0.00,   6.61,  99.90,   6.64,   0.03,  (min)
07/06 02Z,   0.10,   6.54,  99.90,   6.67,   0.03,
07/06 03Z,   0.10,   6.68,  99.90,   6.81,   0.03,
07/06 04Z,   0.10,   6.98,  99.90,   7.11,   0.03,
07/06 05Z,   0.00,   7.35,  99.90,   7.38,   0.03,
07/06 06Z,   0.10,   7.72,  99.90,   7.85,   0.03,
07/06 07Z,   0.10,   7.89,  99.90,   8.02,   0.03,  (max)
07/06 08Z,   0.00,   7.66,  99.90,   7.69,   0.03,
07/06 09Z,   0.00,   6.95,  99.90,   6.98,   0.03,
07/06 10Z,   0.00,   5.80,  99.90,   5.83,   0.03,
07/06 11Z,   0.00,   4.29,  99.90,   4.32,   0.03,
07/06 12Z,   0.00,   2.57,  99.90,   2.60,   0.03,
07/06 13Z,   0.00,   1.01,  99.90,   1.03,   0.03,
07/06 14Z,   0.00,  -0.02,  99.90,   0.00,   0.03,
07/06 15Z,   0.00,  -0.35,  99.90,  -0.32,   0.03,  (min)
07/06 16Z,   0.00,  -0.06,  99.90,  -0.03,   0.03,
07/06 17Z,   0.00,   0.67,  99.90,   0.70,   0.03,
07/06 18Z,   0.00,   1.74,  99.90,   1.77,   0.03,
07/06 19Z,   0.00,   3.05,  99.90,   3.08,   0.03,
07/06 20Z,   0.00,   4.41,  99.90,   4.44,   0.03,
07/06 21Z,   0.00,   5.68,  99.90,   5.71,   0.03,
07/06 22Z,   0.00,   6.73,  99.90,   6.76,   0.03,
07/06 23Z,   0.00,   7.45,  99.90,   7.48,   0.03,
07/07 00Z,   0.00,   7.69,  99.90,   7.72,   0.03,