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
#Seattle, WA : 11/13/2025 21:20:49 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/12 06Z,   0.20,   7.97,   8.05,  99.90,  -0.12,  (max)
11/12 07Z,   0.20,   6.90,   7.10,  99.90,   0.00,
11/12 08Z,   0.20,   5.31,   5.61,  99.90,   0.10,
11/12 09Z,   0.20,   3.44,   3.82,  99.90,   0.18,
11/12 10Z,   0.20,   1.66,   2.12,  99.90,   0.26,
11/12 11Z,   0.20,   0.50,   0.97,  99.90,   0.27,
11/12 12Z,   0.20,   0.33,   0.84,  99.90,   0.31,  (min)
11/12 13Z,   0.30,   1.20,   1.68,  99.90,   0.18,
11/12 14Z,   0.30,   2.86,   3.33,  99.90,   0.17,
11/12 15Z,   0.30,   5.01,   5.61,  99.90,   0.30,
11/12 16Z,   0.30,   7.28,   8.10,  99.90,   0.52,
11/12 17Z,   0.30,   9.29,  10.25,  99.90,   0.66,
11/12 18Z,   0.40,  10.73,  11.65,  99.90,   0.52,
11/12 19Z,   0.40,  11.48,  12.30,  99.90,   0.42,  (max)
11/12 20Z,   0.40,  11.55,  12.21,  99.90,   0.26,
11/12 21Z,   0.40,  10.95,  11.47,  99.90,   0.12,
11/12 22Z,   0.40,   9.79,  10.31,  99.90,   0.12,
11/12 23Z,   0.40,   8.34,   8.78,  99.90,   0.04,
11/13 00Z,   0.50,   7.01,   7.31,  99.90,  -0.20,
11/13 01Z,   0.50,   6.11,   6.33,  99.90,  -0.28,
11/13 02Z,   0.50,   5.74,   5.99,  99.90,  -0.25,  (min)
11/13 03Z,   0.50,   5.90,   6.24,  99.90,  -0.16,
11/13 04Z,   0.50,   6.49,   6.72,  99.90,  -0.27,
11/13 05Z,   0.50,   7.22,   7.35,  99.90,  -0.37,
11/13 06Z,   0.50,   7.71,   7.87,  99.90,  -0.34,
11/13 07Z,   0.50,   7.67,   8.00,  99.90,  -0.17,  (max)
11/13 08Z,   0.50,   7.05,   7.49,  99.90,  -0.06,
11/13 09Z,   0.50,   5.91,   6.51,  99.90,   0.10,
11/13 10Z,   0.50,   4.41,   5.24,  99.90,   0.33,
11/13 11Z,   0.50,   2.90,   3.86,  99.90,   0.46,
11/13 12Z,   0.50,   1.85,   2.80,  99.90,   0.45,
11/13 13Z,   0.50,   1.62,   2.48,  99.90,   0.36,  (min)
11/13 14Z,   0.50,   2.27,   3.08,  99.90,   0.31,
11/13 15Z,   0.50,   3.66,   4.51,  99.90,   0.35,
11/13 16Z,   0.50,   5.55,   6.50,  99.90,   0.45,
11/13 17Z,   0.50,   7.63,   8.79,  99.90,   0.66,
11/13 18Z,   0.50,   9.50,  10.79,  99.90,   0.79,
11/13 19Z,   0.60,  10.83,  12.14,  99.90,   0.71,
11/13 20Z,   0.60,  11.47,  12.69,  99.90,   0.62,  (max)
11/13 21Z,   0.60,  11.40,  12.43,  99.90,   0.43,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/13 22Z,   0.60,  10.61,  99.90,  11.62,   0.41,
11/13 23Z,   0.70,   9.20,  99.90,  10.28,   0.38,
11/14 00Z,   0.70,   7.49,  99.90,   8.54,   0.36,
11/14 01Z,   0.80,   5.92,  99.90,   7.05,   0.33,
11/14 02Z,   0.80,   4.83,  99.90,   5.94,   0.31,
11/14 03Z,   0.80,   4.38,  99.90,   5.47,   0.28,  (min)
11/14 04Z,   0.80,   4.62,  99.90,   5.68,   0.26,
11/14 05Z,   0.80,   5.42,  99.90,   6.46,   0.23,
11/14 06Z,   0.80,   6.47,  99.90,   7.48,   0.21,
11/14 07Z,   0.80,   7.32,  99.90,   8.31,   0.18,
11/14 08Z,   0.80,   7.69,  99.90,   8.65,   0.16,  (max)
11/14 09Z,   0.70,   7.48,  99.90,   8.31,   0.13,
11/14 10Z,   0.70,   6.71,  99.90,   7.54,   0.13,
11/14 11Z,   0.70,   5.49,  99.90,   6.33,   0.13,
11/14 12Z,   0.70,   4.15,  99.90,   4.99,   0.13,
11/14 13Z,   0.70,   3.14,  99.90,   3.98,   0.13,
11/14 14Z,   0.70,   2.83,  99.90,   3.66,   0.13,  (min)
11/14 15Z,   0.70,   3.30,  99.90,   4.14,   0.13,
11/14 16Z,   0.70,   4.50,  99.90,   5.33,   0.13,
11/14 17Z,   0.60,   6.23,  99.90,   6.97,   0.13,
11/14 18Z,   0.60,   8.17,  99.90,   8.91,   0.13,
11/14 19Z,   0.60,   9.89,  99.90,  10.63,   0.13,
11/14 20Z,   0.60,  11.04,  99.90,  11.77,   0.13,
11/14 21Z,   0.60,  11.46,  99.90,  12.19,   0.13,  (max)
11/14 22Z,   0.60,  11.11,  99.90,  11.85,   0.13,
11/14 23Z,   0.60,   9.99,  99.90,  10.73,   0.13,
11/15 00Z,   0.60,   8.24,  99.90,   8.97,   0.13,
11/15 01Z,   0.60,   6.23,  99.90,   6.97,   0.13,
11/15 02Z,   0.50,   4.48,  99.90,   5.12,   0.13,
11/15 03Z,   0.50,   3.35,  99.90,   3.99,   0.13,
11/15 04Z,   0.50,   3.02,  99.90,   3.66,   0.13,  (min)
11/15 05Z,   0.50,   3.53,  99.90,   4.16,   0.13,
11/15 06Z,   0.50,   4.70,  99.90,   5.33,   0.13,
11/15 07Z,   0.50,   6.12,  99.90,   6.76,   0.13,
11/15 08Z,   0.50,   7.34,  99.90,   7.97,   0.13,
11/15 09Z,   0.50,   8.04,  99.90,   8.68,   0.13,
11/15 10Z,   0.50,   8.14,  99.90,   8.78,   0.13,  (max)
11/15 11Z,   0.50,   7.62,  99.90,   8.26,   0.13,
11/15 12Z,   0.50,   6.57,  99.90,   7.21,   0.13,
11/15 13Z,   0.50,   5.32,  99.90,   5.95,   0.13,
11/15 14Z,   0.50,   4.32,  99.90,   4.95,   0.13,
11/15 15Z,   0.50,   3.94,  99.90,   4.58,   0.13,  (min)
11/15 16Z,   0.50,   4.33,  99.90,   4.96,   0.13,
11/15 17Z,   0.50,   5.43,  99.90,   6.06,   0.13,
11/15 18Z,   0.50,   7.07,  99.90,   7.70,   0.13,
11/15 19Z,   0.50,   8.87,  99.90,   9.51,   0.13,
11/15 20Z,   0.50,  10.37,  99.90,  11.01,   0.13,
11/15 21Z,   0.50,  11.22,  99.90,  11.86,   0.13,
11/15 22Z,   0.50,  11.28,  99.90,  11.92,   0.13,  (max)
11/15 23Z,   0.40,  10.52,  99.90,  11.06,   0.13,
11/16 00Z,   0.40,   8.97,  99.90,   9.50,   0.13,
11/16 01Z,   0.40,   6.84,  99.90,   7.38,   0.13,
11/16 02Z,   0.50,   4.62,  99.90,   5.26,   0.13,
11/16 03Z,   0.50,   2.85,  99.90,   3.48,   0.13,
11/16 04Z,   0.50,   1.90,  99.90,   2.53,   0.13,  (min)
11/16 05Z,   0.50,   1.91,  99.90,   2.55,   0.13,
11/16 06Z,   0.50,   2.86,  99.90,   3.50,   0.13,
11/16 07Z,   0.50,   4.48,  99.90,   5.11,   0.13,
11/16 08Z,   0.50,   6.28,  99.90,   6.91,   0.13,
11/16 09Z,   0.50,   7.77,  99.90,   8.41,   0.13,
11/16 10Z,   0.60,   8.70,  99.90,   9.43,   0.13,
11/16 11Z,   0.60,   8.96,  99.90,   9.69,   0.13,  (max)
11/16 12Z,   0.60,   8.54,  99.90,   9.27,   0.13,
11/16 13Z,   0.60,   7.54,  99.90,   8.28,   0.13,
11/16 14Z,   0.70,   6.31,  99.90,   7.15,   0.13,
11/16 15Z,   0.70,   5.33,  99.90,   6.17,   0.13,
11/16 16Z,   0.70,   4.97,  99.90,   5.80,   0.13,  (min)
11/16 17Z,   0.70,   5.35,  99.90,   6.19,   0.13,
11/16 18Z,   0.70,   6.43,  99.90,   7.27,   0.13,
11/16 19Z,   0.70,   7.99,  99.90,   8.82,   0.13,
11/16 20Z,   0.80,   9.60,  99.90,  10.54,   0.13,
11/16 21Z,   0.80,  10.78,  99.90,  11.72,   0.13,
11/16 22Z,   0.80,  11.21,  99.90,  12.14,   0.13,  (max)
11/16 23Z,   0.80,  10.78,  99.90,  11.72,   0.13,
11/17 00Z,   0.80,   9.51,  99.90,  10.45,   0.13,
11/17 01Z,   0.80,   7.51,  99.90,   8.44,   0.13,
11/17 02Z,   0.80,   5.09,  99.90,   6.02,   0.13,
11/17 03Z,   0.80,   2.82,  99.90,   3.76,   0.13,
11/17 04Z,   0.80,   1.26,  99.90,   2.20,   0.13,
11/17 05Z,   0.80,   0.73,  99.90,   1.66,   0.13,  (min)
11/17 06Z,   0.80,   1.29,  99.90,   2.22,   0.13,
11/17 07Z,   0.80,   2.78,  99.90,   3.72,   0.13,
11/17 08Z,   0.80,   4.84,  99.90,   5.77,   0.13,
11/17 09Z,   0.80,   6.92,  99.90,   7.85,   0.13,
11/17 10Z,   0.80,   8.55,  99.90,   9.49,   0.13,
11/17 11Z,   0.80,   9.53,  99.90,  10.47,   0.13,
11/17 12Z,   0.80,   9.79,  99.90,  10.73,   0.13,
11/17 13Z,  99.90,   9.34,  99.90,  99.90,   0.13,
11/17 14Z,  99.90,   8.32,  99.90,  99.90,   0.13,
11/17 15Z,  99.90,   7.10,  99.90,  99.90,   0.13,
11/17 16Z,  99.90,   6.19,  99.90,  99.90,   0.13,
11/17 17Z,  99.90,   5.91,  99.90,  99.90,   0.13,
11/17 18Z,  99.90,   6.35,  99.90,  99.90,   0.13,