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
#Naknek River, Ent #13, AK : 04/13/2026 04:21:12 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 12Z,  -0.40,   6.81,  99.90,   6.41,   0.00,
04/11 13Z,  -0.30,   4.42,  99.90,   4.12,   0.00,
04/11 14Z,  -0.30,   2.61,  99.90,   2.31,   0.00,
04/11 15Z,  -0.20,   1.76,  99.90,   1.56,   0.00,  (min)
04/11 16Z,  -0.20,   2.54,  99.90,   2.34,   0.00,
04/11 17Z,  -0.10,   5.64,  99.90,   5.54,   0.00,
04/11 18Z,   0.00,  10.79,  99.90,  10.79,   0.00,
04/11 19Z,   0.00,  16.21,  99.90,  16.21,   0.00,
04/11 20Z,   0.00,  20.14,  99.90,  20.14,   0.00,
04/11 21Z,   0.00,  21.59,  99.90,  21.59,   0.00,  (max)
04/11 22Z,   0.10,  20.64,  99.90,  20.74,   0.00,
04/11 23Z,   0.10,  18.14,  99.90,  18.24,   0.00,
04/12 00Z,   0.40,  15.02,  99.90,  15.42,   0.00,
04/12 01Z,   0.50,  11.82,  99.90,  12.32,   0.00,
04/12 02Z,   0.60,   8.91,  99.90,   9.51,   0.00,
04/12 03Z,   0.70,   6.66,  99.90,   7.36,   0.00,
04/12 04Z,   0.80,   5.55,  99.90,   6.35,   0.00,  (min)
04/12 05Z,   0.90,   6.15,  99.90,   7.05,   0.00,
04/12 06Z,   0.70,   9.02,  99.90,   9.72,   0.00,
04/12 07Z,   0.70,  12.87,  99.90,  13.57,   0.00,
04/12 08Z,   0.70,  15.49,  99.90,  16.19,   0.00,
04/12 09Z,   0.70,  15.95,  99.90,  16.65,   0.00,  (max)
04/12 10Z,   0.70,  14.58,  99.90,  15.28,   0.00,
04/12 11Z,   0.80,  12.10,  99.90,  12.90,   0.00,
04/12 12Z,   0.90,   9.26,  99.90,  10.16,   0.00,
04/12 13Z,   0.90,   6.56,  99.90,   7.46,   0.00,
04/12 14Z,   1.00,   4.28,  99.90,   5.28,   0.00,
04/12 15Z,   1.10,   2.64,  99.90,   3.74,   0.00,
04/12 16Z,   1.10,   2.07,  99.90,   3.17,   0.00,  (min)
04/12 17Z,   1.20,   3.29,  99.90,   4.49,   0.00,
04/12 18Z,   1.10,   6.95,  99.90,   8.05,   0.00,
04/12 19Z,   1.10,  12.35,  99.90,  13.45,   0.00,
04/12 20Z,   1.00,  17.46,  99.90,  18.46,   0.00,
04/12 21Z,   1.00,  20.65,  99.90,  21.65,   0.00,
04/12 22Z,   0.90,  21.26,  99.90,  22.16,   0.00,  (max)
04/12 23Z,   0.80,  19.65,  99.90,  20.45,   0.00,
04/13 00Z,   0.70,  16.81,  99.90,  17.51,   0.00,
04/13 01Z,   0.70,  13.56,  99.90,  14.26,   0.00,
04/13 02Z,   0.70,  10.40,  99.90,  11.10,   0.00,
04/13 03Z,   0.60,   7.65,  99.90,   8.25,   0.00,
04/13 04Z,   0.60,   5.69,  99.90,   6.29,   0.00,
04/13 05Z,   0.60,   4.99,  99.90,   5.59,   0.00,  (min)
04/13 06Z,   0.70,   6.24,  99.90,   6.94,   0.00,
04/13 07Z,   0.70,   9.73,  99.90,  10.43,   0.00,
04/13 08Z,   0.70,  13.73,  99.90,  14.43,   0.00,
04/13 09Z,   0.70,  16.18,  99.90,  16.88,   0.00,
04/13 10Z,   0.70,  16.39,  99.90,  17.09,   0.00,  (max)
04/13 11Z,   0.70,  14.79,  99.90,  15.49,   0.00,
04/13 12Z,   0.60,  12.17,  99.90,  12.77,   0.00,
04/13 13Z,   0.50,   9.28,  99.90,   9.78,   0.00,
04/13 14Z,   0.40,   6.60,  99.90,   7.00,   0.00,
04/13 15Z,   0.30,   4.38,  99.90,   4.68,   0.00,
04/13 16Z,   0.20,   2.88,  99.90,   3.08,   0.00,
04/13 17Z,   0.10,   2.57,  99.90,   2.67,   0.00,  (min)
04/13 18Z,   0.10,   4.21,  99.90,   4.31,   0.00,
04/13 19Z,   0.20,   8.33,  99.90,   8.53,   0.00,
04/13 20Z,   0.20,  13.82,  99.90,  14.02,   0.00,
04/13 21Z,   0.20,  18.45,  99.90,  18.65,   0.00,
04/13 22Z,   0.20,  20.81,  99.90,  21.01,   0.00,  (max)
04/13 23Z,   0.20,  20.57,  99.90,  20.77,   0.00,
04/14 00Z,   0.20,  18.38,  99.90,  18.58,   0.00,
04/14 01Z,   0.20,  15.23,  99.90,  15.43,   0.00,
04/14 02Z,   0.20,  11.89,  99.90,  12.09,   0.00,
04/14 03Z,   0.20,   8.79,  99.90,   8.99,   0.00,
04/14 04Z,   0.10,   6.23,  99.90,   6.33,   0.00,
04/14 05Z,   0.10,   4.59,  99.90,   4.69,   0.00,
04/14 06Z,   0.10,   4.39,  99.90,   4.49,   0.00,  (min)
04/14 07Z,   0.10,   6.36,  99.90,   6.46,   0.00,
04/14 08Z,   0.20,  10.46,  99.90,  10.66,   0.00,
04/14 09Z,   0.20,  14.67,  99.90,  14.87,   0.00,
04/14 10Z,   0.10,  17.07,  99.90,  17.17,   0.00,
04/14 11Z,   0.10,  17.13,  99.90,  17.23,   0.00,  (max)
04/14 12Z,   0.00,  15.35,  99.90,  15.35,   0.00,
04/14 13Z,   0.00,  12.59,  99.90,  12.59,   0.00,
04/14 14Z,   0.00,   9.62,  99.90,   9.62,   0.00,
04/14 15Z,  -0.10,   6.90,  99.90,   6.80,   0.00,
04/14 16Z,  -0.10,   4.70,  99.90,   4.60,   0.00,
04/14 17Z,  -0.10,   3.29,  99.90,   3.19,   0.00,
04/14 18Z,  -0.10,   3.19,  99.90,   3.09,   0.00,  (min)
04/14 19Z,  -0.10,   5.20,  99.90,   5.10,   0.00,
04/14 20Z,   0.00,   9.70,  99.90,   9.70,   0.00,
04/14 21Z,   0.00,  15.10,  99.90,  15.10,   0.00,
04/14 22Z,   0.10,  19.10,  99.90,  19.20,   0.00,
04/14 23Z,   0.20,  20.57,  99.90,  20.77,   0.00,  (max)
04/15 00Z,   0.30,  19.53,  99.90,  19.83,   0.00,
04/15 01Z,   0.30,  16.83,  99.90,  17.13,   0.00,
04/15 02Z,   0.20,  13.43,  99.90,  13.63,   0.00,
04/15 03Z,   0.10,  10.03,  99.90,  10.13,   0.00,
04/15 04Z,   0.00,   7.01,  99.90,   7.01,   0.00,
04/15 05Z,   0.00,   4.67,  99.90,   4.67,   0.00,
04/15 06Z,   0.00,   3.39,  99.90,   3.39,   0.00,  (min)
04/15 07Z,   0.10,   3.78,  99.90,   3.88,   0.00,
04/15 08Z,   0.20,   6.56,  99.90,   6.76,   0.00,
04/15 09Z,   0.40,  11.31,  99.90,  11.71,   0.00,
04/15 10Z,   0.50,  15.79,  99.90,  16.29,   0.00,
04/15 11Z,   0.60,  18.25,  99.90,  18.85,   0.00,
04/15 12Z,   0.70,  18.21,  99.90,  18.91,   0.00,  (max)
04/15 13Z,   0.70,  16.25,  99.90,  16.95,   0.00,
04/15 14Z,   0.60,  13.33,  99.90,  13.93,   0.00,
04/15 15Z,   0.50,  10.23,  99.90,  10.73,   0.00,
04/15 16Z,   0.40,   7.42,  99.90,   7.82,   0.00,
04/15 17Z,   0.40,   5.17,  99.90,   5.57,   0.00,
04/15 18Z,   0.40,   3.79,  99.90,   4.19,   0.00,  (min)
04/15 19Z,   0.40,   3.85,  99.90,   4.25,   0.00,
04/15 20Z,   0.40,   6.19,  99.90,   6.59,   0.00,
04/15 21Z,   0.50,  10.94,  99.90,  11.44,   0.00,
04/15 22Z,   0.40,  16.09,  99.90,  16.49,   0.00,
04/15 23Z,   0.40,  19.37,  99.90,  19.77,   0.00,
04/16 00Z,   0.40,  19.95,  99.90,  20.35,   0.00,  (max)
04/16 01Z,   0.30,  18.21,  99.90,  18.51,   0.00,
04/16 02Z,   0.20,  15.07,  99.90,  15.27,   0.00,
04/16 03Z,   0.20,  11.48,  99.90,  11.68,   0.00,
04/16 04Z,   0.10,   8.05,  99.90,   8.15,   0.00,
04/16 05Z,   0.10,   5.14,  99.90,   5.24,   0.00,
04/16 06Z,   0.10,   3.05,  99.90,   3.15,   0.00,
04/16 07Z,   0.10,   2.19,  99.90,   2.29,   0.00,  (min)
04/16 08Z,   0.20,   3.26,  99.90,   3.46,   0.00,
04/16 09Z,   0.30,   6.91,  99.90,   7.21,   0.00,
04/16 10Z,   0.40,  12.33,  99.90,  12.73,   0.00,
04/16 11Z,   0.60,  17.16,  99.90,  17.76,   0.00,
04/16 12Z,   0.90,  19.71,  99.90,  20.61,   0.00,
04/16 13Z,   1.20,  19.59,  99.90,  20.79,   0.00,  (max)
04/16 14Z,   1.60,  17.43,  99.90,  19.03,   0.00,
04/16 15Z,   1.90,  14.31,  99.90,  16.21,   0.00,
04/16 16Z,   1.90,  11.03,  99.90,  12.93,   0.00,
04/16 17Z,   1.80,   8.05,  99.90,   9.85,   0.00,
04/16 18Z,   1.60,   5.69,  99.90,   7.29,   0.00,
04/16 19Z,  99.90,   4.29,  99.90,  99.90,   0.00,
04/16 20Z,  99.90,   4.46,  99.90,  99.90,   0.00,
04/16 21Z,  99.90,   7.06,  99.90,  99.90,   0.00,
04/16 22Z,  99.90,  11.98,  99.90,  99.90,   0.00,
04/16 23Z,  99.90,  16.78,  99.90,  99.90,   0.00,
04/17 00Z,  99.90,  19.29,  99.90,  99.90,   0.00,