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
Port Heiden, AK
Egegik, AK
Naknek, AK
Clark's Pt, AK
Goodnews Bay
Quinhagak, AK
Kuskokwak, AK
Eek, Apokak, AK
Popokamute, AK
Scammon Bay AK
St. Lawrence, AK
Kwikluak, AK
Kawanak, AK
Apoon, Yukon, AK
St. Michaels, AK
Golovin, AK
Nome, AK
Port Clarence, AK
Kotzebue, AK
Pt. Barrow, AK
Prudhoe Bay, AK
St. Paul Island AK
Surge List
Norton Sound
Arctic Alaska
#Anchorage, AK : 10/08/2026 12:22:00 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/06 12Z,   0.20,  26.24,  99.90,  26.04,  -0.40,
10/06 13Z,   0.20,  25.15,  99.90,  24.96,  -0.40,  (max)
10/06 14Z,   0.20,  22.19,  99.90,  22.00,  -0.40,
10/06 15Z,   0.30,  18.15,  99.90,  18.06,  -0.40,
10/06 16Z,   0.30,  13.68,  99.90,  13.59,  -0.40,
10/06 17Z,   0.30,   8.67,  99.90,   8.57,  -0.40,
10/06 18Z,   0.30,   3.77,  99.90,   3.67,  -0.40,
10/06 19Z,   0.30,   1.97,  99.90,   1.87,  -0.40,  (min)
10/06 20Z,   0.30,   4.77,  99.90,   4.67,  -0.40,
10/06 21Z,   0.30,  10.02,  99.90,   9.92,  -0.40,
10/06 22Z,   0.30,  15.83,  99.90,  15.73,  -0.40,
10/06 23Z,   0.30,  21.81,  99.90,  21.71,  -0.40,
10/07 00Z,   0.30,  26.50,  99.90,  26.40,  -0.40,
10/07 01Z,   0.30,  28.31,  99.90,  28.21,  -0.40,  (max)
10/07 02Z,   0.30,  27.25,  99.90,  27.15,  -0.40,
10/07 03Z,   0.30,  24.09,  99.90,  23.99,  -0.40,
10/07 04Z,   0.30,  19.77,  99.90,  19.67,  -0.40,
10/07 05Z,   0.30,  14.72,  99.90,  14.63,  -0.40,
10/07 06Z,   0.30,   9.13,  99.90,   9.03,  -0.40,
10/07 07Z,   0.30,   5.29,  99.90,   5.19,  -0.40,  (min)
10/07 08Z,   0.20,   6.02,  99.90,   5.83,  -0.40,
10/07 09Z,   0.20,  10.41,  99.90,  10.21,  -0.40,
10/07 10Z,   0.20,  15.76,  99.90,  15.56,  -0.40,
10/07 11Z,   0.20,  21.18,  99.90,  20.98,  -0.40,
10/07 12Z,   0.10,  25.80,  99.90,  25.50,  -0.40,
10/07 13Z,   0.10,  27.89,  99.90,  27.59,  -0.40,  (max)
10/07 14Z,   0.10,  27.01,  99.90,  26.72,  -0.40,
10/07 15Z,   0.10,  23.91,  99.90,  23.62,  -0.40,
10/07 16Z,   0.10,  19.47,  99.90,  19.17,  -0.40,
10/07 17Z,   0.10,  14.28,  99.90,  13.99,  -0.40,
10/07 18Z,   0.10,   8.25,  99.90,   7.96,  -0.40,
10/07 19Z,   0.00,   2.66,  99.90,   2.26,  -0.40,
10/07 20Z,   0.00,   0.94,  99.90,   0.54,  -0.40,  (min)
10/07 21Z,   0.00,   4.27,  99.90,   3.88,  -0.40,
10/07 22Z,   0.00,  10.25,  99.90,   9.85,  -0.40,
10/07 23Z,   0.00,  17.05,  99.90,  16.66,  -0.40,
10/08 00Z,  -0.10,  23.85,  99.90,  23.35,  -0.40,
10/08 01Z,  -0.10,  28.68,  99.90,  28.18,  -0.40,
10/08 02Z,  -0.10,  30.12,  99.90,  29.62,  -0.40,  (max)
10/08 03Z,  -0.10,  28.46,  99.90,  27.97,  -0.40,
10/08 04Z,  -0.10,  24.62,  99.90,  24.13,  -0.40,
10/08 05Z,  -0.10,  19.51,  99.90,  19.01,  -0.40,
10/08 06Z,  -0.10,  13.40,  99.90,  12.90,  -0.40,
10/08 07Z,  -0.10,   6.79,  99.90,   6.29,  -0.40,
10/08 08Z,  -0.20,   2.68,  99.90,   2.08,  -0.40,  (min)
10/08 09Z,  -0.20,   3.88,  99.90,   3.28,  -0.40,
10/08 10Z,  -0.20,   9.05,  99.90,   8.45,  -0.40,
10/08 11Z,  -0.30,  15.50,  99.90,  14.81,  -0.40,
10/08 12Z,  -0.30,  22.13,  99.90,  21.43,  -0.40,
10/08 13Z,  -0.30,  27.42,  99.90,  26.72,  -0.40,
10/08 14Z,  -0.30,  29.50,  99.90,  28.80,  -0.40,  (max)
10/08 15Z,  -0.30,  28.26,  99.90,  27.56,  -0.40,
10/08 16Z,  -0.30,  24.64,  99.90,  23.95,  -0.40,
10/08 17Z,  -0.30,  19.67,  99.90,  18.97,  -0.40,
10/08 18Z,  -0.30,  13.86,  99.90,  13.17,  -0.40,
10/08 19Z,  -0.30,   7.24,  99.90,   6.54,  -0.40,
10/08 20Z,  -0.30,   1.68,  99.90,   0.98,  -0.40,
10/08 21Z,  -0.30,   0.83,  99.90,   0.13,  -0.40,  (min)
10/08 22Z,  -0.30,   5.24,  99.90,   4.55,  -0.40,
10/08 23Z,  -0.30,  12.14,  99.90,  11.44,  -0.40,
10/09 00Z,  -0.30,  19.66,  99.90,  18.97,  -0.40,
10/09 01Z,  -0.40,  26.56,  99.90,  25.77,  -0.40,
10/09 02Z,  -0.40,  30.71,  99.90,  29.92,  -0.40,
10/09 03Z,  -0.40,  31.12,  99.90,  30.33,  -0.40,  (max)
10/09 04Z,  -0.40,  28.49,  99.90,  27.70,  -0.40,
10/09 05Z,  -0.30,  23.86,  99.90,  23.16,  -0.40,
10/09 06Z,  -0.30,  18.06,  99.90,  17.36,  -0.40,
10/09 07Z,  -0.30,  11.21,  99.90,  10.52,  -0.40,
10/09 08Z,  -0.30,   4.25,  99.90,   3.55,  -0.40,
10/09 09Z,  -0.30,   0.69,  99.90,  -0.00,  -0.40,  (min)
10/09 10Z,  -0.30,   3.01,  99.90,   2.31,  -0.40,
10/09 11Z,  -0.40,   9.27,  99.90,   8.47,  -0.40,
10/09 12Z,  -0.40,  16.70,  99.90,  15.90,  -0.40,
10/09 13Z,  -0.40,  23.95,  99.90,  23.15,  -0.40,
10/09 14Z,  -0.40,  29.09,  99.90,  28.29,  -0.40,
10/09 15Z,  -0.40,  30.48,  99.90,  29.68,  -0.40,  (max)
10/09 16Z,  -0.40,  28.46,  99.90,  27.66,  -0.40,
10/09 17Z,  -0.40,  24.22,  99.90,  23.43,  -0.40,
10/09 18Z,  -0.40,  18.85,  99.90,  18.05,  -0.40,
10/09 19Z,  -0.40,  12.76,  99.90,  11.96,  -0.40,
10/09 20Z,  -0.40,   6.12,  99.90,   5.33,  -0.40,
10/09 21Z,  -0.50,   1.38,  99.90,   0.49,  -0.40,  (min)
10/09 22Z,  -0.50,   2.05,  99.90,   1.16,  -0.40,
10/09 23Z,  -0.50,   7.79,  99.90,   6.90,  -0.40,
10/10 00Z,  -0.50,  15.42,  99.90,  14.52,  -0.40,
10/10 01Z,  -0.50,  23.03,  99.90,  22.14,  -0.40,
10/10 02Z,  -0.40,  29.17,  99.90,  28.37,  -0.40,
10/10 03Z,  -0.40,  31.89,  99.90,  31.09,  -0.40,  (max)
10/10 04Z,  -0.40,  30.86,  99.90,  30.07,  -0.40,
10/10 05Z,  -0.40,  27.17,  99.90,  26.37,  -0.40,
10/10 06Z,  -0.40,  21.89,  99.90,  21.09,  -0.40,
10/10 07Z,  -0.50,  15.70,  99.90,  14.80,  -0.40,
10/10 08Z,  -0.50,   8.63,  99.90,   7.73,  -0.40,
10/10 09Z,  -0.50,   2.05,  99.90,   1.15,  -0.40,
10/10 10Z,  -0.60,  -0.20,  99.90,  -1.20,  -0.40,  (min)
10/10 11Z,  -0.50,   3.65,  99.90,   2.75,  -0.40,
10/10 12Z,  -0.50,  10.97,  99.90,  10.07,  -0.40,
10/10 13Z,  -0.50,  18.93,  99.90,  18.04,  -0.40,
10/10 14Z,  -0.50,  26.03,  99.90,  25.13,  -0.40,
10/10 15Z,  -0.40,  30.27,  99.90,  29.47,  -0.40,
10/10 16Z,  -0.40,  30.51,  99.90,  29.71,  -0.40,  (max)
10/10 17Z,  -0.40,  27.59,  99.90,  26.80,  -0.40,
10/10 18Z,  -0.30,  22.86,  99.90,  22.16,  -0.40,
10/10 19Z,  -0.30,  17.35,  99.90,  16.65,  -0.40,
10/10 20Z,  -0.40,  11.37,  99.90,  10.58,  -0.40,
10/10 21Z,  -0.40,   5.32,  99.90,   4.53,  -0.40,
10/10 22Z,  -0.40,   2.08,  99.90,   1.28,  -0.40,  (min)
10/10 23Z,  -0.50,   4.65,  99.90,   3.75,  -0.40,
10/11 00Z,  -0.50,  11.61,  99.90,  10.72,  -0.40,
10/11 01Z,  -0.60,  19.45,  99.90,  18.45,  -0.40,
10/11 02Z,  -0.60,  26.37,  99.90,  25.37,  -0.40,
10/11 03Z,  -0.60,  30.95,  99.90,  29.95,  -0.40,
10/11 04Z,  -0.50,  31.79,  99.90,  30.90,  -0.40,  (max)
10/11 05Z,  -0.50,  29.27,  99.90,  28.37,  -0.40,
10/11 06Z,  -0.50,  24.69,  99.90,  23.79,  -0.40,
10/11 07Z,  -0.50,  19.05,  99.90,  18.15,  -0.40,
10/11 08Z,  -0.50,  12.84,  99.90,  11.94,  -0.40,
10/11 09Z,  -0.60,   6.06,  99.90,   5.06,  -0.40,
10/11 10Z,  -0.60,   0.57,  99.90,  -0.43,  -0.40,
10/11 11Z,  -0.60,   0.20,  99.90,  -0.80,  -0.40,  (min)
10/11 12Z,  -0.60,   5.70,  99.90,   4.70,  -0.40,
10/11 13Z,  -0.60,  13.75,  99.90,  12.75,  -0.40,
10/11 14Z,  -0.50,  21.60,  99.90,  20.70,  -0.40,
10/11 15Z,  -0.50,  27.81,  99.90,  26.91,  -0.40,
10/11 16Z,  -0.50,  30.65,  99.90,  29.75,  -0.40,  (max)
10/11 17Z,  -0.40,  29.62,  99.90,  28.83,  -0.40,
10/11 18Z,  -0.50,  25.94,  99.90,  25.04,  -0.40,
10/11 19Z,  -0.50,  20.93,  99.90,  20.03,  -0.40,
10/11 20Z,  -0.50,  15.54,  99.90,  14.64,  -0.40,
10/11 21Z,  -0.50,  10.02,  99.90,   9.12,  -0.40,
10/11 22Z,  -0.50,   5.08,  99.90,   4.18,  -0.40,
10/11 23Z,  -0.40,   3.81,  99.90,   3.01,  -0.40,  (min)
10/12 00Z,  -0.40,   8.34,  99.90,   7.54,  -0.40,