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 10:22:50 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 18Z,   0.00, -12.04,  99.90, -12.04,   0.00,
04/11 19Z,   0.00,  -6.62,  99.90,  -6.62,   0.00,
04/11 20Z,   0.00,  -2.69,  99.90,  -2.69,   0.00,
04/11 21Z,   0.00,  -1.24,  99.90,  -1.24,   0.00,  (max)
04/11 22Z,   0.10,  -2.19,  99.90,  -2.09,   0.00,
04/11 23Z,   0.10,  -4.69,  99.90,  -4.59,   0.00,
04/12 00Z,   0.40,  -7.81,  99.90,  -7.41,   0.00,
04/12 01Z,   0.50, -11.01,  99.90, -10.51,   0.00,
04/12 02Z,   0.60, -13.92,  99.90, -13.32,   0.00,
04/12 03Z,   0.70, -16.17,  99.90, -15.47,   0.00,
04/12 04Z,   0.80, -17.28,  99.90, -16.48,   0.00,  (min)
04/12 05Z,   0.90, -16.68,  99.90, -15.78,   0.00,
04/12 06Z,   0.70, -13.81,  99.90, -13.11,   0.00,
04/12 07Z,   0.70,  -9.96,  99.90,  -9.26,   0.00,
04/12 08Z,   0.70,  -7.34,  99.90,  -6.64,   0.00,
04/12 09Z,   0.70,  -6.88,  99.90,  -6.18,   0.00,  (max)
04/12 10Z,   0.70,  -8.25,  99.90,  -7.55,   0.00,
04/12 11Z,   0.80, -10.73,  99.90,  -9.93,   0.00,
04/12 12Z,   0.90, -13.57,  99.90, -12.67,   0.00,
04/12 13Z,   0.90, -16.27,  99.90, -15.37,   0.00,
04/12 14Z,   1.00, -18.55,  99.90, -17.55,   0.00,
04/12 15Z,   1.10, -20.19,  99.90, -19.09,   0.00,
04/12 16Z,   1.10, -20.76,  99.90, -19.66,   0.00,  (min)
04/12 17Z,   1.20, -19.54,  99.90, -18.34,   0.00,
04/12 18Z,   1.10, -15.88,  99.90, -14.78,   0.00,
04/12 19Z,   1.10, -10.48,  99.90,  -9.38,   0.00,
04/12 20Z,   1.00,  -5.37,  99.90,  -4.37,   0.00,
04/12 21Z,   1.00,  -2.18,  99.90,  -1.18,   0.00,
04/12 22Z,   0.90,  -1.57,  99.90,  -0.67,   0.00,  (max)
04/12 23Z,   0.80,  -3.18,  99.90,  -2.38,   0.00,
04/13 00Z,   0.60,  -6.02,  99.90,  -5.42,   0.00,
04/13 01Z,   0.50,  -9.27,  99.90,  -8.77,   0.00,
04/13 02Z,   0.50, -12.43,  99.90, -11.93,   0.00,
04/13 03Z,   0.50, -15.18,  99.90, -14.68,   0.00,
04/13 04Z,   0.50, -17.14,  99.90, -16.64,   0.00,
04/13 05Z,   0.70, -17.84,  99.90, -17.14,   0.00,  (min)
04/13 06Z,   0.70, -16.59,  99.90, -15.89,   0.00,
04/13 07Z,   0.80, -13.10,  99.90, -12.30,   0.00,
04/13 08Z,   0.80,  -9.10,  99.90,  -8.30,   0.00,
04/13 09Z,   0.80,  -6.65,  99.90,  -5.85,   0.00,
04/13 10Z,   0.80,  -6.44,  99.90,  -5.64,   0.00,  (max)
04/13 11Z,   0.70,  -8.04,  99.90,  -7.34,   0.00,
04/13 12Z,   0.60, -10.66,  99.90, -10.06,   0.00,
04/13 13Z,   0.50, -13.55,  99.90, -13.05,   0.00,
04/13 14Z,   0.40, -16.23,  99.90, -15.83,   0.00,
04/13 15Z,   0.20, -18.45,  99.90, -18.25,   0.00,
04/13 16Z,   0.10, -19.95,  99.90, -19.85,   0.00,
04/13 17Z,   0.00, -20.26,  99.90, -20.26,   0.00,  (min)
04/13 18Z,   0.00, -18.62,  99.90, -18.62,   0.00,
04/13 19Z,   0.00, -14.50,  99.90, -14.50,   0.00,
04/13 20Z,   0.10,  -9.01,  99.90,  -8.91,   0.00,
04/13 21Z,   0.10,  -4.38,  99.90,  -4.28,   0.00,
04/13 22Z,   0.20,  -2.02,  99.90,  -1.82,   0.00,  (max)
04/13 23Z,   0.20,  -2.26,  99.90,  -2.06,   0.00,
04/14 00Z,   0.20,  -4.45,  99.90,  -4.25,   0.00,
04/14 01Z,   0.10,  -7.60,  99.90,  -7.50,   0.00,
04/14 02Z,   0.10, -10.94,  99.90, -10.84,   0.00,
04/14 03Z,   0.10, -14.04,  99.90, -13.94,   0.00,
04/14 04Z,   0.10, -16.60,  99.90, -16.50,   0.00,
04/14 05Z,   0.10, -18.24,  99.90, -18.14,   0.00,
04/14 06Z,   0.10, -18.44,  99.90, -18.34,   0.00,  (min)
04/14 07Z,   0.10, -16.47,  99.90, -16.37,   0.00,
04/14 08Z,   0.10, -12.37,  99.90, -12.27,   0.00,
04/14 09Z,   0.10,  -8.16,  99.90,  -8.06,   0.00,
04/14 10Z,   0.10,  -5.76,  99.90,  -5.66,   0.00,  (max)
04/14 11Z,   0.00,  -5.70,  99.90,  -5.70,   0.00,
04/14 12Z,   0.00,  -7.48,  99.90,  -7.48,   0.00,
04/14 13Z,   0.00, -10.24,  99.90, -10.24,   0.00,
04/14 14Z,  -0.10, -13.21,  99.90, -13.31,   0.00,
04/14 15Z,  -0.10, -15.93,  99.90, -16.03,   0.00,
04/14 16Z,  -0.20, -18.13,  99.90, -18.33,   0.00,
04/14 17Z,  -0.20, -19.54,  99.90, -19.74,   0.00,
04/14 18Z,  -0.20, -19.64,  99.90, -19.84,   0.00,  (min)
04/14 19Z,  -0.20, -17.63,  99.90, -17.83,   0.00,
04/14 20Z,  -0.10, -13.13,  99.90, -13.23,   0.00,
04/14 21Z,   0.00,  -7.73,  99.90,  -7.73,   0.00,
04/14 22Z,   0.20,  -3.73,  99.90,  -3.53,   0.00,
04/14 23Z,   0.20,  -2.26,  99.90,  -2.06,   0.00,  (max)
04/15 00Z,   0.30,  -3.30,  99.90,  -3.00,   0.00,
04/15 01Z,   0.30,  -6.00,  99.90,  -5.70,   0.00,
04/15 02Z,   0.20,  -9.40,  99.90,  -9.20,   0.00,
04/15 03Z,   0.10, -12.80,  99.90, -12.70,   0.00,
04/15 04Z,   0.00, -15.82,  99.90, -15.82,   0.00,
04/15 05Z,   0.00, -18.16,  99.90, -18.16,   0.00,
04/15 06Z,   0.00, -19.44,  99.90, -19.44,   0.00,  (min)
04/15 07Z,   0.00, -19.05,  99.90, -19.05,   0.00,
04/15 08Z,   0.10, -16.27,  99.90, -16.17,   0.00,
04/15 09Z,   0.30, -11.52,  99.90, -11.22,   0.00,
04/15 10Z,   0.40,  -7.04,  99.90,  -6.64,   0.00,
04/15 11Z,   0.50,  -4.58,  99.90,  -4.08,   0.00,
04/15 12Z,   0.60,  -4.62,  99.90,  -4.02,   0.00,  (max)
04/15 13Z,   0.60,  -6.58,  99.90,  -5.98,   0.00,
04/15 14Z,   0.50,  -9.50,  99.90,  -9.00,   0.00,
04/15 15Z,   0.40, -12.60,  99.90, -12.20,   0.00,
04/15 16Z,   0.30, -15.41,  99.90, -15.11,   0.00,
04/15 17Z,   0.30, -17.66,  99.90, -17.36,   0.00,
04/15 18Z,   0.30, -19.04,  99.90, -18.74,   0.00,  (min)
04/15 19Z,   0.30, -18.98,  99.90, -18.68,   0.00,
04/15 20Z,   0.30, -16.64,  99.90, -16.34,   0.00,
04/15 21Z,   0.30, -11.89,  99.90, -11.59,   0.00,
04/15 22Z,   0.30,  -6.74,  99.90,  -6.44,   0.00,
04/15 23Z,   0.30,  -3.46,  99.90,  -3.16,   0.00,
04/16 00Z,   0.30,  -2.88,  99.90,  -2.58,   0.00,  (max)
04/16 01Z,   0.20,  -4.62,  99.90,  -4.42,   0.00,
04/16 02Z,   0.20,  -7.76,  99.90,  -7.56,   0.00,
04/16 03Z,   0.10, -11.35,  99.90, -11.25,   0.00,
04/16 04Z,   0.10, -14.78,  99.90, -14.68,   0.00,
04/16 05Z,   0.00, -17.69,  99.90, -17.69,   0.00,
04/16 06Z,   0.00, -19.78,  99.90, -19.78,   0.00,
04/16 07Z,   0.00, -20.64,  99.90, -20.64,   0.00,  (min)
04/16 08Z,   0.00, -19.57,  99.90, -19.57,   0.00,
04/16 09Z,   0.10, -15.92,  99.90, -15.82,   0.00,
04/16 10Z,   0.10, -10.50,  99.90, -10.40,   0.00,
04/16 11Z,   0.20,  -5.67,  99.90,  -5.47,   0.00,
04/16 12Z,   0.40,  -3.12,  99.90,  -2.72,   0.00,  (max)
04/16 13Z,   0.50,  -3.24,  99.90,  -2.74,   0.00,
04/16 14Z,   0.70,  -5.40,  99.90,  -4.70,   0.00,
04/16 15Z,   1.00,  -8.52,  99.90,  -7.52,   0.00,
04/16 16Z,   1.30, -11.80,  99.90, -10.50,   0.00,
04/16 17Z,   1.70, -14.78,  99.90, -13.08,   0.00,
04/16 18Z,   2.00, -17.14,  99.90, -15.14,   0.00,
04/16 19Z,   2.10, -18.54,  99.90, -16.44,   0.00,  (min)
04/16 20Z,   2.10, -18.37,  99.90, -16.27,   0.00,
04/16 21Z,   2.10, -15.77,  99.90, -13.67,   0.00,
04/16 22Z,   2.10, -10.85,  99.90,  -8.75,   0.00,
04/16 23Z,   2.10,  -6.05,  99.90,  -3.95,   0.00,
04/17 00Z,   2.10,  -3.54,  99.90,  -1.44,   0.00,
04/17 01Z,  99.90,  -3.76,  99.90,  99.90,   0.00,
04/17 02Z,  99.90,  -6.09,  99.90,  99.90,   0.00,
04/17 03Z,  99.90,  -9.58,  99.90,  99.90,   0.00,
04/17 04Z,  99.90, -13.32,  99.90,  99.90,   0.00,
04/17 05Z,  99.90, -16.75,  99.90,  99.90,   0.00,
04/17 06Z,  99.90, -19.54,  99.90,  99.90,   0.00,