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
#Ketchikan, AK : 03/06/2026 08:21:01 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/04 12Z,   0.70,  13.08,  14.10,  99.90,   0.32,
03/04 13Z,   0.70,   8.85,   9.90,  99.90,   0.35,
03/04 14Z,   0.70,   4.48,   5.43,  99.90,   0.25,
03/04 15Z,   0.80,   1.15,   1.96,  99.90,   0.01,
03/04 16Z,   0.80,  -0.24,   0.49,  99.90,  -0.07,  (min)
03/04 17Z,   0.80,   0.61,   1.24,  99.90,  -0.17,
03/04 18Z,   0.50,   3.42,   4.04,  99.90,   0.12,
03/04 19Z,   0.40,   7.44,   8.12,  99.90,   0.28,
03/04 20Z,   0.40,  11.65,  12.32,  99.90,   0.27,
03/04 21Z,   0.40,  15.02,  15.60,  99.90,   0.18,
03/04 22Z,   0.40,  16.71,  17.20,  99.90,   0.09,  (max)
03/04 23Z,   0.30,  16.22,  16.52,  99.90,   0.00,
03/05 00Z,   0.10,  13.55,  13.75,  99.90,   0.10,
03/05 01Z,   0.20,   9.33,   9.45,  99.90,  -0.08,
03/05 02Z,   0.20,   4.65,   4.76,  99.90,  -0.09,
03/05 03Z,   0.20,   0.77,   0.92,  99.90,  -0.05,
03/05 04Z,   0.10,  -1.26,  -1.18,  99.90,  -0.02,  (min)
03/05 05Z,   0.00,  -0.94,  -0.95,  99.90,  -0.01,
03/05 06Z,   0.00,   1.59,   1.49,  99.90,  -0.10,
03/05 07Z,   0.00,   5.64,   5.52,  99.90,  -0.12,
03/05 08Z,   0.00,  10.18,  10.11,  99.90,  -0.07,
03/05 09Z,   0.00,  14.13,  14.14,  99.90,   0.01,
03/05 10Z,   0.00,  16.56,  16.64,  99.90,   0.08,
03/05 11Z,   0.00,  16.88,  17.00,  99.90,   0.12,  (max)
03/05 12Z,   0.00,  14.96,  15.08,  99.90,   0.12,
03/05 13Z,   0.10,  11.28,  11.37,  99.90,  -0.01,
03/05 14Z,   0.10,   6.79,   6.96,  99.90,   0.07,
03/05 15Z,   0.10,   2.70,   2.78,  99.90,  -0.02,
03/05 16Z,   0.10,   0.08,   0.27,  99.90,   0.09,
03/05 17Z,   0.10,  -0.42,  -0.18,  99.90,   0.14,  (min)
03/05 18Z,   0.10,   1.24,   1.53,  99.90,   0.19,
03/05 19Z,   0.00,   4.56,   4.82,  99.90,   0.26,
03/05 20Z,   0.00,   8.66,   8.84,  99.90,   0.18,
03/05 21Z,   0.00,  12.54,  12.67,  99.90,   0.13,
03/05 22Z,   0.00,  15.25,  15.30,  99.90,   0.05,
03/05 23Z,   0.00,  16.10,  16.14,  99.90,   0.04,  (max)
03/06 00Z,   0.00,  14.81,  14.99,  99.90,   0.18,
03/06 01Z,   0.00,  11.66,  11.90,  99.90,   0.24,
03/06 02Z,   0.00,   7.45,   7.79,  99.90,   0.34,
03/06 03Z,   0.00,   3.33,   3.69,  99.90,   0.36,
03/06 04Z,   0.00,   0.45,   0.68,  99.90,   0.23,
03/06 05Z,   0.00,  -0.41,  -0.32,  99.90,   0.09,  (min)
03/06 06Z,   0.00,   0.94,   1.05,  99.90,   0.11,
03/06 07Z,   0.00,   4.11,   4.23,  99.90,   0.12,
03/06 08Z,   0.00,   8.27,   8.41,  99.90,   0.14,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/06 09Z,  -0.10,  12.40,  99.90,  12.43,   0.13,
03/06 10Z,  -0.10,  15.50,  99.90,  15.52,   0.13,
03/06 11Z,  -0.10,  16.82,  99.90,  16.84,   0.12,  (max)
03/06 12Z,  -0.10,  16.02,  99.90,  16.03,   0.12,
03/06 13Z,   0.00,  13.24,  99.90,  13.35,   0.11,
03/06 14Z,   0.00,   9.18,  99.90,   9.29,   0.11,
03/06 15Z,   0.10,   4.88,  99.90,   5.08,   0.10,
03/06 16Z,   0.20,   1.46,  99.90,   1.76,   0.10,
03/06 17Z,   0.30,  -0.23,  99.90,   0.16,   0.09,  (min)
03/06 18Z,   0.30,   0.17,  99.90,   0.55,   0.09,
03/06 19Z,   0.40,   2.44,  99.90,   2.92,   0.08,
03/06 20Z,   0.40,   5.94,  99.90,   6.41,   0.08,
03/06 21Z,   0.40,   9.78,  99.90,  10.25,   0.08,
03/06 22Z,   0.40,  13.02,  99.90,  13.50,   0.08,
03/06 23Z,   0.40,  14.88,  99.90,  15.36,   0.08,  (max)
03/07 00Z,   0.40,  14.88,  99.90,  15.36,   0.08,
03/07 01Z,   0.40,  12.99,  99.90,  13.47,   0.08,
03/07 02Z,   0.40,   9.71,  99.90,  10.18,   0.08,
03/07 03Z,   0.40,   5.93,  99.90,   6.40,   0.08,
03/07 04Z,   0.30,   2.72,  99.90,   3.10,   0.08,
03/07 05Z,   0.20,   1.00,  99.90,   1.27,   0.08,  (min)
03/07 06Z,   0.10,   1.23,  99.90,   1.40,   0.08,
03/07 07Z,   0.00,   3.33,  99.90,   3.41,   0.08,
03/07 08Z,   0.00,   6.74,  99.90,   6.82,   0.08,
03/07 09Z,   0.00,  10.60,  99.90,  10.67,   0.08,
03/07 10Z,   0.00,  13.95,  99.90,  14.03,   0.08,
03/07 11Z,   0.00,  15.99,  99.90,  16.06,   0.08,
03/07 12Z,   0.00,  16.19,  99.90,  16.27,   0.08,  (max)
03/07 13Z,   0.00,  14.47,  99.90,  14.55,   0.08,
03/07 14Z,   0.00,  11.22,  99.90,  11.29,   0.08,
03/07 15Z,   0.00,   7.23,  99.90,   7.30,   0.08,
03/07 16Z,   0.00,   3.52,  99.90,   3.59,   0.08,
03/07 17Z,   0.00,   1.00,  99.90,   1.07,   0.08,
03/07 18Z,   0.00,   0.24,  99.90,   0.32,   0.08,  (min)
03/07 19Z,   0.00,   1.33,  99.90,   1.40,   0.08,
03/07 20Z,   0.10,   3.88,  99.90,   4.06,   0.08,
03/07 21Z,   0.20,   7.21,  99.90,   7.49,   0.08,
03/07 22Z,   0.40,  10.48,  99.90,  10.96,   0.08,
03/07 23Z,   0.60,  12.92,  99.90,  13.59,   0.08,
03/08 00Z,   0.70,  13.92,  99.90,  14.70,   0.08,  (max)
03/08 01Z,   0.80,  13.26,  99.90,  14.14,   0.08,
03/08 02Z,   0.70,  11.12,  99.90,  11.89,   0.08,
03/08 03Z,   0.50,   8.10,  99.90,   8.67,   0.08,
03/08 04Z,   0.50,   5.07,  99.90,   5.65,   0.08,
03/08 05Z,   0.30,   2.93,  99.90,   3.31,   0.08,
03/08 06Z,   0.20,   2.29,  99.90,   2.56,   0.08,  (min)
03/08 07Z,   0.10,   3.33,  99.90,   3.50,   0.08,
03/08 08Z,   0.10,   5.78,  99.90,   5.96,   0.08,
03/08 09Z,   0.10,   9.02,  99.90,   9.19,   0.08,
03/08 10Z,   0.20,  12.22,  99.90,  12.50,   0.08,
03/08 11Z,   0.20,  14.62,  99.90,  14.90,   0.08,
03/08 12Z,   0.30,  15.60,  99.90,  15.98,   0.08,  (max)
03/08 13Z,   0.30,  14.90,  99.90,  15.27,   0.08,
03/08 14Z,   0.30,  12.63,  99.90,  13.01,   0.08,
03/08 15Z,   0.20,   9.34,  99.90,   9.62,   0.08,
03/08 16Z,   0.10,   5.82,  99.90,   6.00,   0.08,
03/08 17Z,   0.00,   2.92,  99.90,   3.00,   0.08,
03/08 18Z,  -0.10,   1.31,  99.90,   1.28,   0.08,
03/08 19Z,  -0.20,   1.28,  99.90,   1.15,   0.08,  (min)
03/08 20Z,  -0.30,   2.72,  99.90,   2.50,   0.08,
03/08 21Z,  -0.30,   5.20,  99.90,   4.97,   0.08,
03/08 22Z,  -0.20,   8.06,  99.90,   7.93,   0.08,
03/08 23Z,  -0.10,  10.60,  99.90,  10.58,   0.08,
03/09 00Z,   0.00,  12.23,  99.90,  12.30,   0.08,
03/09 01Z,   0.00,  12.57,  99.90,  12.64,   0.08,  (max)
03/09 02Z,   0.10,  11.57,  99.90,  11.74,   0.08,
03/09 03Z,   0.10,   9.55,  99.90,   9.72,   0.08,
03/09 04Z,   0.00,   7.12,  99.90,   7.19,   0.08,
03/09 05Z,   0.00,   5.00,  99.90,   5.08,   0.08,
03/09 06Z,   0.00,   3.85,  99.90,   3.92,   0.08,  (min)
03/09 07Z,  -0.10,   4.00,  99.90,   3.98,   0.08,
03/09 08Z,  -0.20,   5.46,  99.90,   5.33,   0.08,
03/09 09Z,  -0.20,   7.85,  99.90,   7.72,   0.08,
03/09 10Z,  -0.20,  10.57,  99.90,  10.45,   0.08,
03/09 11Z,  -0.10,  12.97,  99.90,  12.95,   0.08,
03/09 12Z,   0.00,  14.43,  99.90,  14.51,   0.08,
03/09 13Z,   0.00,  14.58,  99.90,  14.66,   0.08,  (max)
03/09 14Z,   0.00,  13.34,  99.90,  13.41,   0.08,
03/09 15Z,   0.00,  10.97,  99.90,  11.04,   0.08,
03/09 16Z,   0.00,   8.02,  99.90,   8.10,   0.08,
03/09 17Z,   0.00,   5.18,  99.90,   5.26,   0.08,
03/09 18Z,  -0.10,   3.10,  99.90,   3.07,   0.08,
03/09 19Z,  -0.20,   2.17,  99.90,   2.05,   0.08,  (min)
03/09 20Z,  -0.20,   2.52,  99.90,   2.40,   0.08,
03/09 21Z,  -0.20,   3.96,  99.90,   3.83,   0.08,
03/09 22Z,  -0.10,   6.06,  99.90,   6.03,   0.08,
03/09 23Z,   0.00,   8.29,  99.90,   8.36,   0.08,
03/10 00Z,   0.00,  10.12,  99.90,  10.19,   0.08,