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
Surge List
#Apokak Creek Ent, AK : 11/18/2025 01:21:38 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/16 06Z,  -0.40,   6.88,  99.90,   6.48,   0.00,
11/16 07Z,  -0.30,   9.42,  99.90,   9.12,   0.00,
11/16 08Z,  -0.20,  10.29,  99.90,  10.09,   0.00,  (max)
11/16 09Z,  -0.20,   9.42,  99.90,   9.22,   0.00,
11/16 10Z,  -0.10,   7.48,  99.90,   7.38,   0.00,
11/16 11Z,   0.00,   5.15,  99.90,   5.15,   0.00,
11/16 12Z,   0.00,   2.97,  99.90,   2.97,   0.00,
11/16 13Z,   0.00,   1.35,  99.90,   1.35,   0.00,
11/16 14Z,   0.10,   0.45,  99.90,   0.55,   0.00,
11/16 15Z,   0.10,   0.16,  99.90,   0.26,   0.00,  (min)
11/16 16Z,   0.20,   0.42,  99.90,   0.62,   0.00,
11/16 17Z,   0.10,   1.47,  99.90,   1.57,   0.00,
11/16 18Z,   0.10,   3.61,  99.90,   3.71,   0.00,
11/16 19Z,   0.00,   6.47,  99.90,   6.47,   0.00,
11/16 20Z,  -0.10,   8.82,  99.90,   8.72,   0.00,
11/16 21Z,  -0.30,   9.66,  99.90,   9.36,   0.00,  (max)
11/16 22Z,  -0.50,   8.92,  99.90,   8.42,   0.00,
11/16 23Z,  -0.50,   7.17,  99.90,   6.67,   0.00,
11/17 00Z,   0.30,   5.05,  99.90,   5.35,   0.00,
11/17 01Z,   0.70,   3.12,  99.90,   3.82,   0.00,
11/17 02Z,   1.10,   1.77,  99.90,   2.87,   0.00,
11/17 03Z,   1.40,   1.14,  99.90,   2.54,   0.00,  (min)
11/17 04Z,   1.70,   1.22,  99.90,   2.92,   0.00,
11/17 05Z,   2.30,   2.18,  99.90,   4.48,   0.00,
11/17 06Z,   2.90,   4.26,  99.90,   7.16,   0.00,
11/17 07Z,   3.60,   6.99,  99.90,  10.59,   0.00,
11/17 08Z,   4.30,   9.06,  99.90,  13.36,   0.00,
11/17 09Z,   5.20,   9.42,  99.90,  14.62,   0.00,  1.05 ft above HAT  (max)
11/17 10Z,   6.00,   8.31,  99.90,  14.31,   0.00,  0.74 ft above HAT
11/17 11Z,   6.50,   6.39,  99.90,  12.89,   0.00,
11/17 12Z,   6.50,   4.24,  99.90,  10.74,   0.00,
11/17 13Z,   6.60,   2.32,  99.90,   8.92,   0.00,
11/17 14Z,   6.60,   0.96,  99.90,   7.56,   0.00,
11/17 15Z,   6.40,   0.27,  99.90,   6.67,   0.00,
11/17 16Z,   6.10,   0.12,  99.90,   6.22,   0.00,  (min)
11/17 17Z,   5.80,   0.52,  99.90,   6.32,   0.00,
11/17 18Z,   5.40,   1.76,  99.90,   7.16,   0.00,
11/17 19Z,   5.00,   4.08,  99.90,   9.08,   0.00,
11/17 20Z,   4.60,   6.98,  99.90,  11.58,   0.00,
11/17 21Z,   4.30,   9.25,  99.90,  13.55,   0.00,
11/17 22Z,   4.00,  10.02,  99.90,  14.02,   0.00,  0.45 ft above HAT  (max)
11/17 23Z,   3.80,   9.26,  99.90,  13.06,   0.00,
11/18 00Z,   3.70,   7.48,  99.90,  11.18,   0.00,
11/18 01Z,   3.60,   5.33,  99.90,   8.93,   0.00,
11/18 02Z,   3.60,   3.36,  99.90,   6.96,   0.00,
11/18 03Z,   3.60,   1.99,  99.90,   5.59,   0.00,
11/18 04Z,   3.60,   1.35,  99.90,   4.95,   0.00,  (min)
11/18 05Z,   3.60,   1.44,  99.90,   5.04,   0.00,
11/18 06Z,   3.70,   2.47,  99.90,   6.17,   0.00,
11/18 07Z,   3.80,   4.54,  99.90,   8.34,   0.00,
11/18 08Z,   3.90,   7.03,  99.90,  10.93,   0.00,
11/18 09Z,   4.10,   8.59,  99.90,  12.69,   0.00,  (max)
11/18 10Z,   4.20,   8.49,  99.90,  12.69,   0.00,
11/18 11Z,   4.10,   7.21,  99.90,  11.31,   0.00,
11/18 12Z,   3.90,   5.34,  99.90,   9.24,   0.00,
11/18 13Z,   3.70,   3.40,  99.90,   7.10,   0.00,
11/18 14Z,   3.40,   1.75,  99.90,   5.15,   0.00,
11/18 15Z,   3.10,   0.66,  99.90,   3.76,   0.00,
11/18 16Z,   2.90,   0.16,  99.90,   3.06,   0.00,
11/18 17Z,   2.80,   0.16,  99.90,   2.96,   0.00,  (min)
11/18 18Z,   2.60,   0.74,  99.90,   3.34,   0.00,
11/18 19Z,   2.50,   2.25,  99.90,   4.75,   0.00,
11/18 20Z,   2.40,   4.77,  99.90,   7.17,   0.00,
11/18 21Z,   2.20,   7.67,  99.90,   9.87,   0.00,
11/18 22Z,   2.00,   9.76,  99.90,  11.76,   0.00,
11/18 23Z,   1.80,  10.34,  99.90,  12.14,   0.00,  (max)
11/19 00Z,   1.70,   9.44,  99.90,  11.14,   0.00,
11/19 01Z,   1.50,   7.58,  99.90,   9.08,   0.00,
11/19 02Z,   1.30,   5.40,  99.90,   6.70,   0.00,
11/19 03Z,   1.10,   3.44,  99.90,   4.54,   0.00,
11/19 04Z,   0.90,   2.09,  99.90,   2.99,   0.00,
11/19 05Z,   0.70,   1.47,  99.90,   2.17,   0.00,  (min)
11/19 06Z,   0.60,   1.61,  99.90,   2.21,   0.00,
11/19 07Z,   0.50,   2.74,  99.90,   3.24,   0.00,
11/19 08Z,   0.50,   4.83,  99.90,   5.33,   0.00,
11/19 09Z,   0.60,   7.04,  99.90,   7.64,   0.00,
11/19 10Z,   0.70,   8.05,  99.90,   8.75,   0.00,  (max)
11/19 11Z,   0.90,   7.55,  99.90,   8.45,   0.00,
11/19 12Z,   1.00,   6.16,  99.90,   7.16,   0.00,
11/19 13Z,   1.30,   4.39,  99.90,   5.69,   0.00,
11/19 14Z,   1.60,   2.67,  99.90,   4.27,   0.00,
11/19 15Z,   2.00,   1.29,  99.90,   3.29,   0.00,
11/19 16Z,   2.50,   0.45,  99.90,   2.95,   0.00,  (min)
11/19 17Z,   3.10,   0.13,  99.90,   3.23,   0.00,
11/19 18Z,   3.70,   0.28,  99.90,   3.98,   0.00,
11/19 19Z,   4.10,   1.11,  99.90,   5.21,   0.00,
11/19 20Z,   4.40,   2.93,  99.90,   7.33,   0.00,
11/19 21Z,   4.30,   5.65,  99.90,   9.95,   0.00,
11/19 22Z,   3.90,   8.48,  99.90,  12.38,   0.00,
11/19 23Z,   3.40,  10.27,  99.90,  13.67,   0.00,  0.10 ft above HAT  (max)
11/20 00Z,   3.00,  10.54,  99.90,  13.54,   0.00,
11/20 01Z,   2.60,   9.41,  99.90,  12.01,   0.00,
11/20 02Z,   2.40,   7.45,  99.90,   9.85,   0.00,
11/20 03Z,   2.30,   5.26,  99.90,   7.56,   0.00,
11/20 04Z,   2.30,   3.35,  99.90,   5.65,   0.00,
11/20 05Z,   2.30,   2.08,  99.90,   4.38,   0.00,
11/20 06Z,   2.20,   1.53,  99.90,   3.73,   0.00,  (min)
11/20 07Z,   2.20,   1.76,  99.90,   3.96,   0.00,
11/20 08Z,   2.10,   3.05,  99.90,   5.15,   0.00,
11/20 09Z,   2.00,   5.15,  99.90,   7.15,   0.00,
11/20 10Z,   2.00,   7.01,  99.90,   9.01,   0.00,
11/20 11Z,   2.00,   7.46,  99.90,   9.46,   0.00,  (max)
11/20 12Z,   2.00,   6.67,  99.90,   8.67,   0.00,
11/20 13Z,   2.10,   5.22,  99.90,   7.32,   0.00,
11/20 14Z,   1.90,   3.57,  99.90,   5.47,   0.00,
11/20 15Z,   1.80,   2.07,  99.90,   3.87,   0.00,
11/20 16Z,   1.90,   0.94,  99.90,   2.84,   0.00,
11/20 17Z,   2.10,   0.31,  99.90,   2.41,   0.00,  (min)
11/20 18Z,   2.60,   0.15,  99.90,   2.75,   0.00,
11/20 19Z,   3.30,   0.49,  99.90,   3.79,   0.00,
11/20 20Z,   4.40,   1.63,  99.90,   6.03,   0.00,
11/20 21Z,   5.90,   3.79,  99.90,   9.69,   0.00,
11/20 22Z,   7.10,   6.66,  99.90,  13.76,   0.00,  0.19 ft above HAT
11/20 23Z,   8.00,   9.29,  99.90,  17.29,   0.00,  3.72 ft above HAT
11/21 00Z,   8.70,  10.68,  99.90,  19.38,   0.00,  5.81 ft above HAT
11/21 01Z,   8.90,  10.55,  99.90,  19.45,   0.00,  5.88 ft above HAT  (max)
11/21 02Z,   8.90,   9.16,  99.90,  18.06,   0.00,  4.49 ft above HAT
11/21 03Z,   8.70,   7.11,  99.90,  15.81,   0.00,  2.24 ft above HAT
11/21 04Z,   8.20,   4.94,  99.90,  13.14,   0.00,
11/21 05Z,   7.50,   3.13,  99.90,  10.63,   0.00,
11/21 06Z,   6.70,   1.99,  99.90,   8.69,   0.00,
11/21 07Z,   6.00,   1.55,  99.90,   7.55,   0.00,
11/21 08Z,   5.10,   1.94,  99.90,   7.04,   0.00,  (min)
11/21 09Z,   4.40,   3.44,  99.90,   7.84,   0.00,
11/21 10Z,   3.80,   5.53,  99.90,   9.33,   0.00,
11/21 11Z,   3.30,   6.94,  99.90,  10.24,   0.00,  (max)
11/21 12Z,   3.00,   6.89,  99.90,   9.89,   0.00,
11/21 13Z,   2.70,   5.87,  99.90,   8.57,   0.00,
11/21 14Z,   2.50,   4.39,  99.90,   6.89,   0.00,
11/21 15Z,   2.50,   2.87,  99.90,   5.37,   0.00,
11/21 16Z,   2.50,   1.58,  99.90,   4.08,   0.00,
11/21 17Z,   2.60,   0.69,  99.90,   3.29,   0.00,
11/21 18Z,   2.60,   0.25,  99.90,   2.85,   0.00,