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
#Clarks Point, Nushagak Bay, AK : 03/13/2026 14:22:45 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/11 18Z,  -1.40, -11.23,  99.90, -12.63,   0.00,
03/11 19Z,  -1.30,  -8.07,  99.90,  -9.37,   0.00,
03/11 20Z,  -1.20,  -6.13,  99.90,  -7.33,   0.00,
03/11 21Z,  -1.10,  -5.75,  99.90,  -6.85,   0.00,  (max)
03/11 22Z,  -1.10,  -6.83,  99.90,  -7.93,   0.00,
03/11 23Z,  -1.00,  -8.95,  99.90,  -9.95,   0.00,
03/12 00Z,  -1.00, -11.68,  99.90, -12.68,   0.00,
03/12 01Z,  -1.00, -14.49,  99.90, -15.49,   0.00,
03/12 02Z,  -0.90, -16.57,  99.90, -17.47,   0.00,
03/12 03Z,  -0.80, -17.15,  99.90, -17.95,   0.00,  (min)
03/12 04Z,  -0.70, -16.14,  99.90, -16.84,   0.00,
03/12 05Z,  -0.60, -14.20,  99.90, -14.80,   0.00,
03/12 06Z,  -0.60, -12.12,  99.90, -12.72,   0.00,
03/12 07Z,  -0.60, -10.49,  99.90, -11.09,   0.00,
03/12 08Z,  -0.50,  -9.80,  99.90, -10.30,   0.00,  (max)
03/12 09Z,  -0.50, -10.40,  99.90, -10.90,   0.00,
03/12 10Z,  -0.40, -12.24,  99.90, -12.64,   0.00,
03/12 11Z,  -0.30, -14.89,  99.90, -15.19,   0.00,
03/12 12Z,  -0.30, -17.86,  99.90, -18.16,   0.00,
03/12 13Z,  -0.30, -20.67,  99.90, -20.97,   0.00,
03/12 14Z,  -0.20, -22.63,  99.90, -22.83,   0.00,
03/12 15Z,  -0.20, -22.92,  99.90, -23.12,   0.00,  (min)
03/12 16Z,  -0.20, -21.19,  99.90, -21.39,   0.00,
03/12 17Z,  -0.20, -17.93,  99.90, -18.13,   0.00,
03/12 18Z,  -0.20, -14.06,  99.90, -14.26,   0.00,
03/12 19Z,  -0.20, -10.38,  99.90, -10.58,   0.00,
03/12 20Z,  -0.20,  -7.49,  99.90,  -7.69,   0.00,
03/12 21Z,  -0.20,  -5.93,  99.90,  -6.13,   0.00,  (max)
03/12 22Z,  -0.30,  -5.93,  99.90,  -6.23,   0.00,
03/12 23Z,  -0.30,  -7.28,  99.90,  -7.58,   0.00,
03/13 00Z,  -0.40,  -9.52,  99.90,  -9.92,   0.00,
03/13 01Z,  -0.40, -12.24,  99.90, -12.64,   0.00,
03/13 02Z,  -0.40, -14.88,  99.90, -15.28,   0.00,
03/13 03Z,  -0.40, -16.62,  99.90, -17.02,   0.00,
03/13 04Z,  -0.50, -16.81,  99.90, -17.31,   0.00,  (min)
03/13 05Z,  -0.50, -15.54,  99.90, -16.04,   0.00,
03/13 06Z,  -0.60, -13.55,  99.90, -14.15,   0.00,
03/13 07Z,  -0.60, -11.60,  99.90, -12.20,   0.00,
03/13 08Z,  -0.50, -10.25,  99.90, -10.75,   0.00,
03/13 09Z,  -0.50,  -9.93,  99.90, -10.43,   0.00,  (max)
03/13 10Z,  -0.50, -10.90,  99.90, -11.40,   0.00,
03/13 11Z,  -0.40, -13.02,  99.90, -13.42,   0.00,
03/13 12Z,  -0.40, -15.78,  99.90, -16.18,   0.00,
03/13 13Z,  -0.40, -18.70,  99.90, -19.10,   0.00,
03/13 14Z,  -0.40, -21.31,  99.90, -21.71,   0.00,
03/13 15Z,  -0.40, -22.88,  99.90, -23.28,   0.00,  (min)
03/13 16Z,  -0.50, -22.66,  99.90, -23.16,   0.00,
03/13 17Z,  -0.50, -20.49,  99.90, -20.99,   0.00,
03/13 18Z,  -0.60, -17.00,  99.90, -17.60,   0.00,
03/13 19Z,  -0.60, -13.11,  99.90, -13.71,   0.00,
03/13 20Z,  -0.70,  -9.58,  99.90, -10.28,   0.00,
03/13 21Z,  -0.80,  -7.01,  99.90,  -7.81,   0.00,
03/13 22Z,  -0.90,  -5.84,  99.90,  -6.74,   0.00,  (max)
03/13 23Z,  -0.90,  -6.22,  99.90,  -7.12,   0.00,
03/14 00Z,  -0.90,  -7.82,  99.90,  -8.72,   0.00,
03/14 01Z,  -0.90, -10.18,  99.90, -11.08,   0.00,
03/14 02Z,  -1.00, -12.88,  99.90, -13.88,   0.00,
03/14 03Z,  -1.00, -15.34,  99.90, -16.34,   0.00,
03/14 04Z,  -1.00, -16.74,  99.90, -17.74,   0.00,  (min)
03/14 05Z,  -0.90, -16.56,  99.90, -17.46,   0.00,
03/14 06Z,  -0.90, -15.04,  99.90, -15.94,   0.00,
03/14 07Z,  -0.80, -13.00,  99.90, -13.80,   0.00,
03/14 08Z,  -0.70, -11.17,  99.90, -11.87,   0.00,
03/14 09Z,  -0.60, -10.06,  99.90, -10.66,   0.00,
03/14 10Z,  -0.50, -10.06,  99.90, -10.56,   0.00,  (max)
03/14 11Z,  -0.60, -11.36,  99.90, -11.96,   0.00,
03/14 12Z,  -0.60, -13.68,  99.90, -14.28,   0.00,
03/14 13Z,  -0.70, -16.51,  99.90, -17.21,   0.00,
03/14 14Z,  -0.70, -19.36,  99.90, -20.06,   0.00,
03/14 15Z,  -0.70, -21.74,  99.90, -22.44,   0.00,
03/14 16Z,  -0.80, -22.91,  99.90, -23.71,   0.00,  (min)
03/14 17Z,  -0.80, -22.23,  99.90, -23.03,   0.00,
03/14 18Z,  -0.80, -19.67,  99.90, -20.47,   0.00,
03/14 19Z,  -0.80, -16.00,  99.90, -16.80,   0.00,
03/14 20Z,  -0.80, -12.15,  99.90, -12.95,   0.00,
03/14 21Z,  -0.90,  -8.84,  99.90,  -9.74,   0.00,
03/14 22Z,  -0.90,  -6.61,  99.90,  -7.51,   0.00,
03/14 23Z,  -0.90,  -5.86,  99.90,  -6.76,   0.00,  (max)
03/15 00Z,  -0.90,  -6.62,  99.90,  -7.52,   0.00,
03/15 01Z,  -0.90,  -8.48,  99.90,  -9.38,   0.00,
03/15 02Z,  -1.00, -10.97,  99.90, -11.97,   0.00,
03/15 03Z,  -1.00, -13.66,  99.90, -14.66,   0.00,
03/15 04Z,  -1.00, -15.92,  99.90, -16.92,   0.00,
03/15 05Z,  -1.00, -16.97,  99.90, -17.97,   0.00,  (min)
03/15 06Z,  -1.00, -16.42,  99.90, -17.42,   0.00,
03/15 07Z,  -0.90, -14.67,  99.90, -15.57,   0.00,
03/15 08Z,  -0.80, -12.56,  99.90, -13.36,   0.00,
03/15 09Z,  -0.80, -10.81,  99.90, -11.61,   0.00,
03/15 10Z,  -0.70,  -9.89,  99.90, -10.59,   0.00,  (max)
03/15 11Z,  -0.70, -10.16,  99.90, -10.86,   0.00,
03/15 12Z,  -0.70, -11.71,  99.90, -12.41,   0.00,
03/15 13Z,  -0.60, -14.19,  99.90, -14.79,   0.00,
03/15 14Z,  -0.70, -17.05,  99.90, -17.75,   0.00,
03/15 15Z,  -0.70, -19.79,  99.90, -20.49,   0.00,
03/15 16Z,  -0.70, -21.93,  99.90, -22.63,   0.00,
03/15 17Z,  -0.70, -22.72,  99.90, -23.42,   0.00,  (min)
03/15 18Z,  -0.70, -21.60,  99.90, -22.30,   0.00,
03/15 19Z,  -0.70, -18.72,  99.90, -19.42,   0.00,
03/15 20Z,  -0.60, -14.94,  99.90, -15.54,   0.00,
03/15 21Z,  -0.60, -11.19,  99.90, -11.79,   0.00,
03/15 22Z,  -0.50,  -8.15,  99.90,  -8.65,   0.00,
03/15 23Z,  -0.50,  -6.31,  99.90,  -6.81,   0.00,
03/16 00Z,  -0.50,  -6.02,  99.90,  -6.52,   0.00,  (max)
03/16 01Z,  -0.60,  -7.19,  99.90,  -7.79,   0.00,
03/16 02Z,  -0.60,  -9.33,  99.90,  -9.93,   0.00,
03/16 03Z,  -0.70, -11.97,  99.90, -12.67,   0.00,
03/16 04Z,  -0.90, -14.64,  99.90, -15.54,   0.00,
03/16 05Z,  -1.00, -16.69,  99.90, -17.69,   0.00,
03/16 06Z,  -1.10, -17.36,  99.90, -18.46,   0.00,  (min)
03/16 07Z,  -1.10, -16.41,  99.90, -17.51,   0.00,
03/16 08Z,  -1.20, -14.40,  99.90, -15.60,   0.00,
03/16 09Z,  -1.10, -12.18,  99.90, -13.28,   0.00,
03/16 10Z,  -1.10, -10.46,  99.90, -11.56,   0.00,
03/16 11Z,  -1.10,  -9.67,  99.90, -10.77,   0.00,  (max)
03/16 12Z,  -1.00, -10.15,  99.90, -11.15,   0.00,
03/16 13Z,  -1.00, -11.89,  99.90, -12.89,   0.00,
03/16 14Z,  -1.00, -14.48,  99.90, -15.48,   0.00,
03/16 15Z,  -1.00, -17.33,  99.90, -18.33,   0.00,
03/16 16Z,  -1.00, -19.98,  99.90, -20.98,   0.00,
03/16 17Z,  -0.90, -21.87,  99.90, -22.77,   0.00,
03/16 18Z,  -0.90, -22.29,  99.90, -23.19,   0.00,  (min)
03/16 19Z,  -0.80, -20.78,  99.90, -21.58,   0.00,
03/16 20Z,  -0.70, -17.65,  99.90, -18.35,   0.00,
03/16 21Z,  -0.60, -13.84,  99.90, -14.44,   0.00,
03/16 22Z,  -0.50, -10.27,  99.90, -10.77,   0.00,
03/16 23Z,  -0.50,  -7.56,  99.90,  -8.06,   0.00,
03/17 00Z,  -0.40,  -6.19,  99.90,  -6.59,   0.00,  (max)
03/17 01Z,  -0.50,  -6.40,  99.90,  -6.90,   0.00,
03/17 02Z,  -0.50,  -8.00,  99.90,  -8.50,   0.00,
03/17 03Z,  -0.60, -10.45,  99.90, -11.05,   0.00,
03/17 04Z,  -0.60, -13.23,  99.90, -13.83,   0.00,
03/17 05Z,  -0.60, -15.87,  99.90, -16.47,   0.00,
03/17 06Z,  -0.50, -17.65,  99.90, -18.15,   0.00,