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
#Port Clarence, AK : 04/27/2025 21:22:05 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/26 06Z,  -1.10, -10.86,  99.90, -11.96,   0.00,
04/26 07Z,  -1.10, -11.25,  99.90, -12.35,   0.00,  (min)
04/26 08Z,  -1.10, -10.57,  99.90, -11.67,   0.00,
04/26 09Z,  -1.00,  -8.85,  99.90,  -9.85,   0.00,
04/26 10Z,  -1.00,  -6.46,  99.90,  -7.46,   0.00,
04/26 11Z,  -0.90,  -4.13,  99.90,  -5.03,   0.00,
04/26 12Z,  -0.90,  -2.66,  99.90,  -3.56,   0.00,
04/26 13Z,  -0.80,  -2.37,  99.90,  -3.17,   0.00,  (max)
04/26 14Z,  -0.80,  -3.15,  99.90,  -3.95,   0.00,
04/26 15Z,  -0.70,  -4.76,  99.90,  -5.46,   0.00,
04/26 16Z,  -0.70,  -6.93,  99.90,  -7.63,   0.00,
04/26 17Z,  -0.60,  -9.24,  99.90,  -9.84,   0.00,
04/26 18Z,  -0.60, -11.22,  99.90, -11.82,   0.00,
04/26 19Z,  -0.50, -12.41,  99.90, -12.91,   0.00,
04/26 20Z,  -0.50, -12.49,  99.90, -12.99,   0.00,  (min)
04/26 21Z,  -0.50, -11.38,  99.90, -11.88,   0.00,
04/26 22Z,  -0.40,  -9.28,  99.90,  -9.68,   0.00,
04/26 23Z,  -0.40,  -6.74,  99.90,  -7.14,   0.00,
04/27 00Z,  -0.50,  -4.64,  99.90,  -5.14,   0.00,
04/27 01Z,  -0.40,  -3.59,  99.90,  -3.99,   0.00,  (max)
04/27 02Z,  -0.40,  -3.65,  99.90,  -4.05,   0.00,
04/27 03Z,  -0.40,  -4.61,  99.90,  -5.01,   0.00,
04/27 04Z,  -0.40,  -6.20,  99.90,  -6.60,   0.00,
04/27 05Z,  -0.40,  -8.07,  99.90,  -8.47,   0.00,
04/27 06Z,  -0.50,  -9.80,  99.90, -10.30,   0.00,
04/27 07Z,  -0.50, -10.90,  99.90, -11.40,   0.00,
04/27 08Z,  -0.50, -10.97,  99.90, -11.47,   0.00,  (min)
04/27 09Z,  -0.50,  -9.85,  99.90, -10.35,   0.00,
04/27 10Z,  -0.50,  -7.68,  99.90,  -8.18,   0.00,
04/27 11Z,  -0.50,  -5.02,  99.90,  -5.52,   0.00,
04/27 12Z,  -0.50,  -2.74,  99.90,  -3.24,   0.00,
04/27 13Z,  -0.50,  -1.59,  99.90,  -2.09,   0.00,  (max)
04/27 14Z,  -0.50,  -1.74,  99.90,  -2.24,   0.00,
04/27 15Z,  -0.50,  -3.01,  99.90,  -3.51,   0.00,
04/27 16Z,  -0.50,  -5.11,  99.90,  -5.61,   0.00,
04/27 17Z,  -0.50,  -7.69,  99.90,  -8.19,   0.00,
04/27 18Z,  -0.50, -10.29,  99.90, -10.79,   0.00,
04/27 19Z,  -0.50, -12.36,  99.90, -12.86,   0.00,
04/27 20Z,  -0.50, -13.43,  99.90, -13.93,   0.00,  (min)
04/27 21Z,  -0.50, -13.21,  99.90, -13.71,   0.00,
04/27 22Z,  -0.50, -11.71,  99.90, -12.21,   0.00,
04/27 23Z,  -0.50,  -9.22,  99.90,  -9.72,   0.00,
04/28 00Z,  -0.50,  -6.48,  99.90,  -6.98,   0.00,
04/28 01Z,  -0.40,  -4.39,  99.90,  -4.79,   0.00,
04/28 02Z,  -0.40,  -3.46,  99.90,  -3.86,   0.00,  (max)
04/28 03Z,  -0.40,  -3.68,  99.90,  -4.08,   0.00,
04/28 04Z,  -0.40,  -4.78,  99.90,  -5.18,   0.00,
04/28 05Z,  -0.40,  -6.45,  99.90,  -6.85,   0.00,
04/28 06Z,  -0.40,  -8.32,  99.90,  -8.72,   0.00,
04/28 07Z,  -0.40,  -9.91,  99.90, -10.31,   0.00,
04/28 08Z,  -0.40, -10.74,  99.90, -11.14,   0.00,  (min)
04/28 09Z,  -0.40, -10.42,  99.90, -10.82,   0.00,
04/28 10Z,  -0.40,  -8.87,  99.90,  -9.27,   0.00,
04/28 11Z,  -0.40,  -6.39,  99.90,  -6.79,   0.00,
04/28 12Z,  -0.30,  -3.68,  99.90,  -3.98,   0.00,
04/28 13Z,  -0.30,  -1.66,  99.90,  -1.96,   0.00,
04/28 14Z,  -0.30,  -0.93,  99.90,  -1.23,   0.00,  (max)
04/28 15Z,  -0.30,  -1.53,  99.90,  -1.83,   0.00,
04/28 16Z,  -0.20,  -3.23,  99.90,  -3.43,   0.00,
04/28 17Z,  -0.20,  -5.69,  99.90,  -5.89,   0.00,
04/28 18Z,  -0.20,  -8.51,  99.90,  -8.71,   0.00,
04/28 19Z,  -0.20, -11.20,  99.90, -11.40,   0.00,
04/28 20Z,  -0.20, -13.18,  99.90, -13.38,   0.00,
04/28 21Z,  -0.20, -14.01,  99.90, -14.21,   0.00,  (min)
04/28 22Z,  -0.10, -13.45,  99.90, -13.55,   0.00,
04/28 23Z,  -0.10, -11.62,  99.90, -11.72,   0.00,
04/29 00Z,  -0.10,  -8.94,  99.90,  -9.04,   0.00,
04/29 01Z,  -0.10,  -6.21,  99.90,  -6.31,   0.00,
04/29 02Z,  -0.10,  -4.29,  99.90,  -4.39,   0.00,
04/29 03Z,  -0.10,  -3.57,  99.90,  -3.67,   0.00,  (max)
04/29 04Z,  -0.10,  -3.95,  99.90,  -4.05,   0.00,
04/29 05Z,  -0.20,  -5.13,  99.90,  -5.33,   0.00,
04/29 06Z,  -0.20,  -6.78,  99.90,  -6.98,   0.00,
04/29 07Z,  -0.20,  -8.52,  99.90,  -8.72,   0.00,
04/29 08Z,  -0.20,  -9.88,  99.90, -10.08,   0.00,
04/29 09Z,  -0.20, -10.37,  99.90, -10.57,   0.00,  (min)
04/29 10Z,  -0.20,  -9.66,  99.90,  -9.86,   0.00,
04/29 11Z,  -0.20,  -7.80,  99.90,  -8.00,   0.00,
04/29 12Z,  -0.20,  -5.22,  99.90,  -5.42,   0.00,
04/29 13Z,  -0.20,  -2.68,  99.90,  -2.88,   0.00,
04/29 14Z,  -0.30,  -1.06,  99.90,  -1.36,   0.00,
04/29 15Z,  -0.30,  -0.77,  99.90,  -1.07,   0.00,  (max)
04/29 16Z,  -0.30,  -1.76,  99.90,  -2.06,   0.00,
04/29 17Z,  -0.30,  -3.74,  99.90,  -4.04,   0.00,
04/29 18Z,  -0.40,  -6.37,  99.90,  -6.77,   0.00,
04/29 19Z,  -0.40,  -9.23,  99.90,  -9.63,   0.00,
04/29 20Z,  -0.40, -11.81,  99.90, -12.21,   0.00,
04/29 21Z,  -0.40, -13.56,  99.90, -13.96,   0.00,
04/29 22Z,  -0.40, -14.07,  99.90, -14.47,   0.00,  (min)
04/29 23Z,  -0.50, -13.24,  99.90, -13.74,   0.00,
04/30 00Z,  -0.50, -11.24,  99.90, -11.74,   0.00,
04/30 01Z,  -0.50,  -8.57,  99.90,  -9.07,   0.00,
04/30 02Z,  -0.60,  -6.04,  99.90,  -6.64,   0.00,
04/30 03Z,  -0.60,  -4.40,  99.90,  -5.00,   0.00,
04/30 04Z,  -0.60,  -3.91,  99.90,  -4.51,   0.00,  (max)
04/30 05Z,  -0.60,  -4.40,  99.90,  -5.00,   0.00,
04/30 06Z,  -0.60,  -5.57,  99.90,  -6.17,   0.00,
04/30 07Z,  -0.70,  -7.10,  99.90,  -7.80,   0.00,
04/30 08Z,  -0.70,  -8.61,  99.90,  -9.31,   0.00,
04/30 09Z,  -0.70,  -9.67,  99.90, -10.37,   0.00,
04/30 10Z,  -0.70,  -9.82,  99.90, -10.52,   0.00,  (min)
04/30 11Z,  -0.70,  -8.82,  99.90,  -9.52,   0.00,
04/30 12Z,  -0.70,  -6.84,  99.90,  -7.54,   0.00,
04/30 13Z,  -0.70,  -4.37,  99.90,  -5.07,   0.00,
04/30 14Z,  -0.70,  -2.19,  99.90,  -2.89,   0.00,
04/30 15Z,  -0.70,  -1.00,  99.90,  -1.70,   0.00,  (max)
04/30 16Z,  -0.70,  -1.10,  99.90,  -1.80,   0.00,
04/30 17Z,  -0.70,  -2.33,  99.90,  -3.03,   0.00,
04/30 18Z,  -0.80,  -4.41,  99.90,  -5.21,   0.00,
04/30 19Z,  -0.80,  -7.00,  99.90,  -7.80,   0.00,
04/30 20Z,  -0.80,  -9.70,  99.90, -10.50,   0.00,
04/30 21Z,  -0.80, -12.02,  99.90, -12.82,   0.00,
04/30 22Z,  -0.80, -13.45,  99.90, -14.25,   0.00,
04/30 23Z,  -0.80, -13.69,  99.90, -14.49,   0.00,  (min)
05/01 00Z,  -0.80, -12.69,  99.90, -13.49,   0.00,
05/01 01Z,  -0.80, -10.71,  99.90, -11.51,   0.00,
05/01 02Z,  -0.80,  -8.25,  99.90,  -9.05,   0.00,
05/01 03Z,  -0.80,  -6.04,  99.90,  -6.84,   0.00,
05/01 04Z,  -0.80,  -4.72,  99.90,  -5.52,   0.00,
05/01 05Z,  -0.80,  -4.41,  99.90,  -5.21,   0.00,  (max)
05/01 06Z,  -0.80,  -4.93,  99.90,  -5.73,   0.00,
05/01 07Z,  -0.70,  -5.99,  99.90,  -6.69,   0.00,
05/01 08Z,  -0.70,  -7.31,  99.90,  -8.01,   0.00,
05/01 09Z,  -0.70,  -8.54,  99.90,  -9.24,   0.00,
05/01 10Z,  -0.70,  -9.30,  99.90, -10.00,   0.00,  (min)
05/01 11Z,  -0.70,  -9.18,  99.90,  -9.88,   0.00,
05/01 12Z,  -0.60,  -8.05,  99.90,  -8.65,   0.00,
05/01 13Z,  99.90,  -6.16,  99.90,  99.90,   0.00,
05/01 14Z,  99.90,  -3.99,  99.90,  99.90,   0.00,
05/01 15Z,  99.90,  -2.23,  99.90,  99.90,   0.00,
05/01 16Z,  99.90,  -1.44,  99.90,  99.90,   0.00,
05/01 17Z,  99.90,  -1.79,  99.90,  99.90,   0.00,
05/01 18Z,  99.90,  -3.09,  99.90,  99.90,   0.00,