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 : 04/16/2026 23:20:23 GMT (units in feet MSL)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/15 06Z,   0.10,  -7.66,  99.90,  -7.56,   0.00,
04/15 07Z,   0.10,  -7.27,  99.90,  -7.17,   0.00,  (min)
04/15 08Z,   0.20,  -4.49,  99.90,  -4.29,   0.00,
04/15 09Z,   0.20,   0.26,  99.90,   0.46,   0.00,
04/15 10Z,   0.30,   4.74,  99.90,   5.04,   0.00,
04/15 11Z,   0.30,   7.20,  99.90,   7.50,   0.00,
04/15 12Z,   0.40,   7.16,  99.90,   7.56,   0.00,  (max)
04/15 13Z,   0.50,   5.20,  99.90,   5.70,   0.00,
04/15 14Z,   0.50,   2.28,  99.90,   2.78,   0.00,
04/15 15Z,   0.50,  -0.82,  99.90,  -0.32,   0.00,
04/15 16Z,   0.40,  -3.63,  99.90,  -3.23,   0.00,
04/15 17Z,   0.40,  -5.88,  99.90,  -5.48,   0.00,
04/15 18Z,   0.40,  -7.26,  99.90,  -6.86,   0.00,
04/15 19Z,   0.30,  -7.20,  99.90,  -6.90,   0.00,  (min)
04/15 20Z,   0.20,  -4.86,  99.90,  -4.66,   0.00,
04/15 21Z,   0.10,  -0.11,  99.90,  -0.01,   0.00,
04/15 22Z,   0.00,   5.04,  99.90,   5.04,   0.00,
04/15 23Z,   0.00,   8.32,  99.90,   8.32,   0.00,
04/16 00Z,   0.00,   8.90,  99.90,   8.90,   0.00,  (max)
04/16 01Z,   0.00,   7.16,  99.90,   7.16,   0.00,
04/16 02Z,  -0.10,   4.02,  99.90,   3.92,   0.00,
04/16 03Z,  -0.20,   0.43,  99.90,   0.23,   0.00,
04/16 04Z,  -0.20,  -3.00,  99.90,  -3.20,   0.00,
04/16 05Z,  -0.20,  -5.91,  99.90,  -6.11,   0.00,
04/16 06Z,  -0.10,  -8.00,  99.90,  -8.10,   0.00,
04/16 07Z,  -0.20,  -8.86,  99.90,  -9.06,   0.00,  (min)
04/16 08Z,  -0.20,  -7.79,  99.90,  -7.99,   0.00,
04/16 09Z,  -0.20,  -4.14,  99.90,  -4.34,   0.00,
04/16 10Z,  -0.20,   1.28,  99.90,   1.08,   0.00,
04/16 11Z,  -0.10,   6.11,  99.90,   6.01,   0.00,
04/16 12Z,  -0.10,   8.66,  99.90,   8.56,   0.00,  (max)
04/16 13Z,  -0.10,   8.54,  99.90,   8.44,   0.00,
04/16 14Z,  -0.10,   6.38,  99.90,   6.28,   0.00,
04/16 15Z,   0.00,   3.26,  99.90,   3.26,   0.00,
04/16 16Z,   0.00,  -0.02,  99.90,  -0.02,   0.00,
04/16 17Z,   0.00,  -3.00,  99.90,  -3.00,   0.00,
04/16 18Z,   0.10,  -5.36,  99.90,  -5.26,   0.00,
04/16 19Z,   0.10,  -6.76,  99.90,  -6.66,   0.00,  (min)
04/16 20Z,   0.10,  -6.59,  99.90,  -6.49,   0.00,
04/16 21Z,   0.00,  -3.99,  99.90,  -3.99,   0.00,
04/16 22Z,   0.00,   0.93,  99.90,   0.93,   0.00,
04/16 23Z,   0.10,   5.73,  99.90,   5.83,   0.00,
04/17 00Z,   0.10,   8.24,  99.90,   8.34,   0.00,  (max)
04/17 01Z,   0.10,   8.02,  99.90,   8.12,   0.00,
04/17 02Z,   0.10,   5.69,  99.90,   5.79,   0.00,
04/17 03Z,   0.00,   2.20,  99.90,   2.20,   0.00,
04/17 04Z,   0.00,  -1.54,  99.90,  -1.54,   0.00,
04/17 05Z,   0.00,  -4.97,  99.90,  -4.97,   0.00,
04/17 06Z,   0.00,  -7.76,  99.90,  -7.76,   0.00,
04/17 07Z,  -0.10,  -9.59,  99.90,  -9.69,   0.00,
04/17 08Z,  -0.10, -10.00,  99.90, -10.10,   0.00,  (min)
04/17 09Z,   0.00,  -8.18,  99.90,  -8.18,   0.00,
04/17 10Z,   0.00,  -3.62,  99.90,  -3.62,   0.00,
04/17 11Z,   0.00,   2.48,  99.90,   2.48,   0.00,
04/17 12Z,   0.00,   7.67,  99.90,   7.67,   0.00,
04/17 13Z,   0.00,  10.32,  99.90,  10.32,   0.00,  (max)
04/17 14Z,   0.00,  10.09,  99.90,  10.09,   0.00,
04/17 15Z,   0.00,   7.71,  99.90,   7.71,   0.00,
04/17 16Z,   0.00,   4.33,  99.90,   4.33,   0.00,
04/17 17Z,   0.00,   0.81,  99.90,   0.81,   0.00,
04/17 18Z,   0.00,  -2.38,  99.90,  -2.38,   0.00,
04/17 19Z,   0.00,  -4.90,  99.90,  -4.90,   0.00,
04/17 20Z,   0.00,  -6.34,  99.90,  -6.34,   0.00,  (min)
04/17 21Z,   0.00,  -6.09,  99.90,  -6.09,   0.00,
04/17 22Z,   0.00,  -3.26,  99.90,  -3.26,   0.00,
04/17 23Z,   0.10,   1.73,  99.90,   1.83,   0.00,
04/18 00Z,   0.10,   6.13,  99.90,   6.23,   0.00,
04/18 01Z,   0.20,   7.93,  99.90,   8.13,   0.00,  (max)
04/18 02Z,   0.20,   7.04,  99.90,   7.24,   0.00,
04/18 03Z,   0.20,   4.23,  99.90,   4.43,   0.00,
04/18 04Z,   0.10,   0.47,  99.90,   0.57,   0.00,
04/18 05Z,   0.00,  -3.39,  99.90,  -3.39,   0.00,
04/18 06Z,   0.00,  -6.80,  99.90,  -6.80,   0.00,
04/18 07Z,   0.00,  -9.46,  99.90,  -9.46,   0.00,
04/18 08Z,   0.00, -11.04,  99.90, -11.04,   0.00,  (min)
04/18 09Z,   0.00, -10.97,  99.90, -10.97,   0.00,
04/18 10Z,   0.00,  -8.39,  99.90,  -8.39,   0.00,
04/18 11Z,   0.10,  -2.95,  99.90,  -2.85,   0.00,
04/18 12Z,   0.10,   3.79,  99.90,   3.89,   0.00,
04/18 13Z,   0.10,   9.31,  99.90,   9.41,   0.00,
04/18 14Z,   0.10,  12.01,  99.90,  12.11,   0.00,  (max)
04/18 15Z,   0.10,  11.61,  99.90,  11.71,   0.00,
04/18 16Z,   0.00,   8.97,  99.90,   8.97,   0.00,
04/18 17Z,   0.00,   5.32,  99.90,   5.32,   0.00,
04/18 18Z,   0.00,   1.53,  99.90,   1.53,   0.00,
04/18 19Z,   0.00,  -1.90,  99.90,  -1.90,   0.00,
04/18 20Z,   0.00,  -4.58,  99.90,  -4.58,   0.00,
04/18 21Z,   0.00,  -6.07,  99.90,  -6.07,   0.00,  (min)
04/18 22Z,   0.00,  -5.74,  99.90,  -5.74,   0.00,
04/18 23Z,   0.00,  -2.71,  99.90,  -2.71,   0.00,
04/19 00Z,   0.00,   2.32,  99.90,   2.32,   0.00,
04/19 01Z,   0.00,   6.33,  99.90,   6.33,   0.00,
04/19 02Z,   0.00,   7.54,  99.90,   7.54,   0.00,  (max)
04/19 03Z,   0.00,   6.14,  99.90,   6.14,   0.00,
04/19 04Z,   0.10,   2.97,  99.90,   3.07,   0.00,
04/19 05Z,   0.10,  -1.01,  99.90,  -0.91,   0.00,
04/19 06Z,   0.20,  -4.95,  99.90,  -4.75,   0.00,
04/19 07Z,   0.30,  -8.36,  99.90,  -8.06,   0.00,
04/19 08Z,   0.40, -10.91,  99.90, -10.51,   0.00,
04/19 09Z,   0.60, -12.25,  99.90, -11.65,   0.00,  (min)
04/19 10Z,   1.00, -11.72,  99.90, -10.72,   0.00,
04/19 11Z,   1.30,  -8.42,  99.90,  -7.12,   0.00,
04/19 12Z,   1.60,  -2.20,  99.90,  -0.60,   0.00,
04/19 13Z,   1.70,   5.07,  99.90,   6.77,   0.00,
04/19 14Z,   1.70,  10.84,  99.90,  12.54,   0.00,
04/19 15Z,   1.60,  13.52,  99.90,  15.12,   0.00,  (max)
04/19 16Z,   1.40,  12.92,  99.90,  14.32,   0.00,
04/19 17Z,   1.30,  10.01,  99.90,  11.31,   0.00,
04/19 18Z,   1.20,   6.08,  99.90,   7.28,   0.00,
04/19 19Z,   1.30,   2.02,  99.90,   3.32,   0.00,
04/19 20Z,   1.40,  -1.63,  99.90,  -0.23,   0.00,
04/19 21Z,   1.60,  -4.46,  99.90,  -2.86,   0.00,
04/19 22Z,   1.80,  -5.98,  99.90,  -4.18,   0.00,  (min)
04/19 23Z,   1.90,  -5.54,  99.90,  -3.64,   0.00,
04/20 00Z,   1.80,  -2.31,  99.90,  -0.51,   0.00,
04/20 01Z,   1.70,   2.73,  99.90,   4.43,   0.00,
04/20 02Z,   1.50,   6.45,  99.90,   7.95,   0.00,
04/20 03Z,   1.40,   7.23,  99.90,   8.63,   0.00,  (max)
04/20 04Z,   1.30,   5.46,  99.90,   6.76,   0.00,
04/20 05Z,   1.20,   2.01,  99.90,   3.21,   0.00,
04/20 06Z,   1.10,  -2.12,  99.90,  -1.02,   0.00,
04/20 07Z,   1.10,  -6.13,  99.90,  -5.03,   0.00,
04/20 08Z,   1.10,  -9.54,  99.90,  -8.44,   0.00,
04/20 09Z,   1.20, -12.01,  99.90, -10.81,   0.00,
04/20 10Z,   1.30, -13.15,  99.90, -11.85,   0.00,  (min)
04/20 11Z,   1.40, -12.21,  99.90, -10.81,   0.00,
04/20 12Z,   1.50,  -8.28,  99.90,  -6.78,   0.00,
04/20 13Z,   1.70,  -1.46,  99.90,   0.24,   0.00,
04/20 14Z,   2.00,   6.21,  99.90,   8.21,   0.00,
04/20 15Z,   2.20,  12.12,  99.90,  14.32,   0.00,
04/20 16Z,   2.20,  14.69,  99.90,  16.89,   0.00,  (max)
04/20 17Z,   2.30,  13.85,  99.90,  16.15,   0.00,
04/20 18Z,   2.80,  10.68,  99.90,  13.48,   0.00,