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
#Valdez, AK : 07/11/2025 10:20:47 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/09 18Z,   0.70,   2.72,   2.07,  99.90,  -1.35,
07/09 19Z,   0.70,   5.11,   4.47,  99.90,  -1.34,
07/09 20Z,   0.80,   7.23,   6.63,  99.90,  -1.40,
07/09 21Z,   0.80,   8.71,   8.08,  99.90,  -1.43,
07/09 22Z,   0.70,   9.36,   8.60,  99.90,  -1.46,  (max)
07/09 23Z,   0.70,   9.12,   8.31,  99.90,  -1.51,
07/10 00Z,   0.70,   8.11,   7.17,  99.90,  -1.64,
07/10 01Z,   0.60,   6.66,   5.75,  99.90,  -1.51,
07/10 02Z,   0.60,   5.25,   4.35,  99.90,  -1.50,
07/10 03Z,   0.50,   4.46,   3.54,  99.90,  -1.42,  (min)
07/10 04Z,   0.60,   4.73,   3.81,  99.90,  -1.52,
07/10 05Z,   0.60,   6.08,   5.08,  99.90,  -1.60,
07/10 06Z,   0.70,   8.11,   7.10,  99.90,  -1.71,
07/10 07Z,   0.60,  10.18,   9.26,  99.90,  -1.52,
07/10 08Z,   0.60,  11.71,  10.89,  99.90,  -1.42,
07/10 09Z,   0.60,  12.36,  11.54,  99.90,  -1.42,  (max)
07/10 10Z,   0.50,  11.95,  11.19,  99.90,  -1.26,
07/10 11Z,   0.50,  10.44,   9.67,  99.90,  -1.27,
07/10 12Z,   0.60,   8.00,   7.20,  99.90,  -1.40,
07/10 13Z,   0.60,   4.98,   4.29,  99.90,  -1.29,
07/10 14Z,   0.50,   1.96,   1.34,  99.90,  -1.12,
07/10 15Z,   0.40,  -0.37,  -0.93,  99.90,  -0.96,
07/10 16Z,   0.30,  -1.39,  -1.86,  99.90,  -0.77,  (min)
07/10 17Z,   0.30,  -0.86,  -1.38,  99.90,  -0.82,
07/10 18Z,   0.70,   0.98,   0.53,  99.90,  -1.15,
07/10 19Z,   0.70,   3.52,   3.11,  99.90,  -1.11,
07/10 20Z,   0.70,   6.09,   5.77,  99.90,  -1.02,
07/10 21Z,   0.70,   8.19,   7.87,  99.90,  -1.02,
07/10 22Z,   0.70,   9.48,   9.25,  99.90,  -0.93,
07/10 23Z,   0.80,   9.80,   9.54,  99.90,  -1.06,  (max)
07/11 00Z,   1.00,   9.14,   8.71,  99.90,  -1.43,
07/11 01Z,   0.90,   7.70,   7.28,  99.90,  -1.32,
07/11 02Z,   0.80,   5.95,   5.65,  99.90,  -1.10,
07/11 03Z,   0.80,   4.51,   4.37,  99.90,  -0.94,
07/11 04Z,   0.90,   3.99,   3.86,  99.90,  -1.03,  (min)
07/11 05Z,   0.90,   4.71,   4.53,  99.90,  -1.08,
07/11 06Z,   1.00,   6.51,   6.24,  99.90,  -1.27,
07/11 07Z,   1.10,   8.81,   8.56,  99.90,  -1.35,
07/11 08Z,   1.20,  10.93,  10.74,  99.90,  -1.39,
07/11 09Z,   1.30,  12.31,  12.21,  99.90,  -1.40,
07/11 10Z,   1.30,  12.65,  12.51,  99.90,  -1.44,  (max)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/11 11Z,   1.20,  11.81,  99.90,  11.58,  -1.43,
07/11 12Z,   1.10,   9.82,  99.90,   9.50,  -1.42,
07/11 13Z,   1.10,   6.92,  99.90,   6.61,  -1.41,
07/11 14Z,   1.00,   3.61,  99.90,   3.21,  -1.40,
07/11 15Z,   0.90,   0.59,  99.90,   0.10,  -1.39,
07/11 16Z,   0.70,  -1.39,  99.90,  -2.07,  -1.38,
07/11 17Z,   0.60,  -1.81,  99.90,  -2.58,  -1.37,  (min)
07/11 18Z,   0.70,  -0.60,  99.90,  -1.26,  -1.36,
07/11 19Z,   0.70,   1.78,  99.90,   1.13,  -1.35,
07/11 20Z,   0.80,   4.61,  99.90,   4.07,  -1.34,
07/11 21Z,   0.80,   7.23,  99.90,   6.70,  -1.33,
07/11 22Z,   0.80,   9.16,  99.90,   8.64,  -1.32,
07/11 23Z,   0.90,  10.12,  99.90,   9.70,  -1.32,  (max)
07/12 00Z,   0.90,   9.98,  99.90,   9.57,  -1.32,
07/12 01Z,   0.80,   8.82,  99.90,   8.31,  -1.32,
07/12 02Z,   0.80,   6.99,  99.90,   6.47,  -1.32,
07/12 03Z,   0.70,   5.08,  99.90,   4.46,  -1.32,
07/12 04Z,   0.70,   3.78,  99.90,   3.16,  -1.32,
07/12 05Z,   0.60,   3.65,  99.90,   2.94,  -1.32,  (min)
07/12 06Z,   0.60,   4.86,  99.90,   4.14,  -1.32,
07/12 07Z,   0.60,   7.05,  99.90,   6.34,  -1.32,
07/12 08Z,   0.50,   9.53,  99.90,   8.71,  -1.32,
07/12 09Z,   0.50,  11.57,  99.90,  10.75,  -1.32,
07/12 10Z,   0.50,  12.68,  99.90,  11.86,  -1.32,  (max)
07/12 11Z,   0.50,  12.61,  99.90,  11.79,  -1.32,
07/12 12Z,   0.50,  11.29,  99.90,  10.47,  -1.32,
07/12 13Z,   0.40,   8.83,  99.90,   7.91,  -1.32,
07/12 14Z,   0.40,   5.59,  99.90,   4.67,  -1.32,
07/12 15Z,   0.40,   2.20,  99.90,   1.28,  -1.32,
07/12 16Z,   0.40,  -0.57,  99.90,  -1.49,  -1.32,
07/12 17Z,   0.40,  -2.00,  99.90,  -2.92,  -1.32,  (min)
07/12 18Z,   0.30,  -1.72,  99.90,  -2.74,  -1.32,
07/12 19Z,   0.30,   0.14,  99.90,  -0.88,  -1.32,
07/12 20Z,   0.40,   2.95,  99.90,   2.03,  -1.32,
07/12 21Z,   0.40,   5.93,  99.90,   5.01,  -1.32,
07/12 22Z,   0.50,   8.43,  99.90,   7.61,  -1.32,
07/12 23Z,   0.50,  10.03,  99.90,   9.21,  -1.32,
07/13 00Z,   0.60,  10.52,  99.90,   9.81,  -1.32,  (max)
07/13 01Z,   0.60,   9.86,  99.90,   9.14,  -1.32,
07/13 02Z,   0.60,   8.24,  99.90,   7.52,  -1.32,
07/13 03Z,   0.50,   6.13,  99.90,   5.31,  -1.32,
07/13 04Z,   0.50,   4.20,  99.90,   3.39,  -1.32,
07/13 05Z,   0.50,   3.17,  99.90,   2.35,  -1.32,  (min)
07/13 06Z,   0.50,   3.49,  99.90,   2.67,  -1.32,
07/13 07Z,   0.60,   5.14,  99.90,   4.43,  -1.32,
07/13 08Z,   0.70,   7.61,  99.90,   7.00,  -1.32,
07/13 09Z,   0.70,  10.11,  99.90,   9.49,  -1.32,
07/13 10Z,   0.80,  11.94,  99.90,  11.42,  -1.32,
07/13 11Z,   0.70,  12.67,  99.90,  12.05,  -1.32,  (max)
07/13 12Z,   0.70,  12.15,  99.90,  11.53,  -1.32,
07/13 13Z,   0.50,  10.39,  99.90,   9.57,  -1.32,
07/13 14Z,   0.40,   7.59,  99.90,   6.67,  -1.32,
07/13 15Z,   0.30,   4.23,  99.90,   3.21,  -1.32,
07/13 16Z,   0.30,   1.00,  99.90,  -0.01,  -1.32,
07/13 17Z,   0.30,  -1.30,  99.90,  -2.32,  -1.32,
07/13 18Z,   0.40,  -2.06,  99.90,  -2.98,  -1.32,  (min)
07/13 19Z,   0.50,  -1.06,  99.90,  -1.88,  -1.32,
07/13 20Z,   0.60,   1.35,  99.90,   0.63,  -1.32,
07/13 21Z,   0.60,   4.43,  99.90,   3.71,  -1.32,
07/13 22Z,   0.60,   7.36,  99.90,   6.65,  -1.32,
07/13 23Z,   0.50,   9.56,  99.90,   8.74,  -1.32,
07/14 00Z,   0.40,  10.69,  99.90,   9.78,  -1.32,  (max)
07/14 01Z,   0.30,  10.66,  99.90,   9.64,  -1.32,
07/14 02Z,   0.30,   9.49,  99.90,   8.48,  -1.32,
07/14 03Z,   0.30,   7.50,  99.90,   6.48,  -1.32,
07/14 04Z,   0.30,   5.24,  99.90,   4.22,  -1.32,
07/14 05Z,   0.40,   3.42,  99.90,   2.50,  -1.32,
07/14 06Z,   0.40,   2.71,  99.90,   1.79,  -1.32,  (min)
07/14 07Z,   0.40,   3.45,  99.90,   2.53,  -1.32,
07/14 08Z,   0.40,   5.45,  99.90,   4.53,  -1.32,
07/14 09Z,   0.30,   8.04,  99.90,   7.02,  -1.32,
07/14 10Z,   0.30,  10.40,  99.90,   9.38,  -1.32,
07/14 11Z,   0.20,  11.89,  99.90,  10.78,  -1.32,
07/14 12Z,   0.20,  12.21,  99.90,  11.09,  -1.32,  (max)
07/14 13Z,   0.10,  11.30,  99.90,  10.08,  -1.32,
07/14 14Z,   0.00,   9.24,  99.90,   7.93,  -1.32,
07/14 15Z,   0.00,   6.33,  99.90,   5.02,  -1.32,
07/14 16Z,   0.00,   3.09,  99.90,   1.77,  -1.32,
07/14 17Z,   0.10,   0.25,  99.90,  -0.97,  -1.32,
07/14 18Z,   0.10,  -1.46,  99.90,  -2.68,  -1.32,
07/14 19Z,   0.10,  -1.51,  99.90,  -2.73,  -1.32,  (min)
07/14 20Z,   0.10,   0.13,  99.90,  -1.09,  -1.32,
07/14 21Z,   0.10,   2.94,  99.90,   1.72,  -1.32,
07/14 22Z,   0.10,   6.07,  99.90,   4.85,  -1.32,
07/14 23Z,   0.10,   8.74,  99.90,   7.52,  -1.32,
07/15 00Z,   0.00,  10.48,  99.90,   9.16,  -1.32,
07/15 01Z,  99.90,  11.10,  99.90,  99.90,  -1.32,
07/15 02Z,  99.90,  10.56,  99.90,  99.90,  -1.32,
07/15 03Z,  99.90,   8.99,  99.90,  99.90,  -1.32,
07/15 04Z,  99.90,   6.74,  99.90,  99.90,  -1.32,
07/15 05Z,  99.90,   4.43,  99.90,  99.90,  -1.32,
07/15 06Z,  99.90,   2.78,  99.90,  99.90,  -1.32,