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
#Popokamute, AK : 07/02/2025 20:21:21 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 00Z,   4.10,   1.66,  99.90,   5.76,   0.00,
07/01 01Z,   4.40,   3.43,  99.90,   7.83,   0.00,
07/01 02Z,   4.50,   5.61,  99.90,  10.11,   0.00,
07/01 03Z,   4.50,   7.09,  99.90,  11.59,   0.00,  (max)
07/01 04Z,   4.30,   7.15,  99.90,  11.45,   0.00,
07/01 05Z,   4.00,   6.07,  99.90,  10.07,   0.00,
07/01 06Z,   4.00,   4.45,  99.90,   8.45,   0.00,
07/01 07Z,   3.70,   2.80,  99.90,   6.50,   0.00,
07/01 08Z,   3.40,   1.46,  99.90,   4.86,   0.00,
07/01 09Z,   3.10,   0.62,  99.90,   3.72,   0.00,
07/01 10Z,   2.90,   0.31,  99.90,   3.21,   0.00,  (min)
07/01 11Z,   2.80,   0.56,  99.90,   3.36,   0.00,
07/01 12Z,   2.90,   1.62,  99.90,   4.52,   0.00,
07/01 13Z,   2.80,   3.72,  99.90,   6.52,   0.00,
07/01 14Z,   2.70,   6.52,  99.90,   9.22,   0.00,
07/01 15Z,   2.60,   8.99,  99.90,  11.59,   0.00,
07/01 16Z,   2.60,  10.07,  99.90,  12.67,   0.00,  0.80 ft above HAT  (max)
07/01 17Z,   2.40,   9.51,  99.90,  11.91,   0.00,  0.04 ft above HAT
07/01 18Z,   2.40,   7.82,  99.90,  10.22,   0.00,
07/01 19Z,   2.30,   5.64,  99.90,   7.94,   0.00,
07/01 20Z,   2.20,   3.53,  99.90,   5.73,   0.00,
07/01 21Z,   2.20,   1.88,  99.90,   4.08,   0.00,
07/01 22Z,   2.10,   0.88,  99.90,   2.98,   0.00,
07/01 23Z,   2.00,   0.51,  99.90,   2.51,   0.00,
07/02 00Z,   1.70,   0.71,  99.90,   2.41,   0.00,  (min)
07/02 01Z,   1.60,   1.66,  99.90,   3.26,   0.00,
07/02 02Z,   1.50,   3.48,  99.90,   4.98,   0.00,
07/02 03Z,   1.40,   5.67,  99.90,   7.07,   0.00,
07/02 04Z,   1.20,   7.17,  99.90,   8.37,   0.00,
07/02 05Z,   1.20,   7.32,  99.90,   8.52,   0.00,  (max)
07/02 06Z,   0.90,   6.33,  99.90,   7.23,   0.00,
07/02 07Z,   0.80,   4.77,  99.90,   5.57,   0.00,
07/02 08Z,   0.80,   3.14,  99.90,   3.94,   0.00,
07/02 09Z,   0.70,   1.79,  99.90,   2.49,   0.00,
07/02 10Z,   0.70,   0.94,  99.90,   1.64,   0.00,
07/02 11Z,   0.70,   0.65,  99.90,   1.35,   0.00,  (min)
07/02 12Z,   0.50,   0.97,  99.90,   1.47,   0.00,
07/02 13Z,   0.50,   2.14,  99.90,   2.64,   0.00,
07/02 14Z,   0.50,   4.29,  99.90,   4.79,   0.00,
07/02 15Z,   0.50,   6.91,  99.90,   7.41,   0.00,
07/02 16Z,   0.50,   8.94,  99.90,   9.44,   0.00,
07/02 17Z,   0.50,   9.50,  99.90,  10.00,   0.00,  (max)
07/02 18Z,   0.50,   8.59,  99.90,   9.09,   0.00,
07/02 19Z,   0.50,   6.80,  99.90,   7.30,   0.00,
07/02 20Z,   0.50,   4.72,  99.90,   5.22,   0.00,
07/02 21Z,   0.50,   2.80,  99.90,   3.30,   0.00,
07/02 22Z,   0.60,   1.37,  99.90,   1.97,   0.00,
07/02 23Z,   0.60,   0.58,  99.90,   1.18,   0.00,
07/03 00Z,   0.60,   0.36,  99.90,   0.96,   0.00,  (min)
07/03 01Z,   0.60,   0.69,  99.90,   1.29,   0.00,
07/03 02Z,   0.60,   1.78,  99.90,   2.38,   0.00,
07/03 03Z,   0.70,   3.69,  99.90,   4.39,   0.00,
07/03 04Z,   0.70,   5.90,  99.90,   6.60,   0.00,
07/03 05Z,   0.70,   7.39,  99.90,   8.09,   0.00,
07/03 06Z,   0.70,   7.57,  99.90,   8.27,   0.00,  (max)
07/03 07Z,   0.70,   6.63,  99.90,   7.33,   0.00,
07/03 08Z,   0.70,   5.09,  99.90,   5.79,   0.00,
07/03 09Z,   0.70,   3.46,  99.90,   4.16,   0.00,
07/03 10Z,   0.70,   2.10,  99.90,   2.80,   0.00,
07/03 11Z,   0.70,   1.24,  99.90,   1.94,   0.00,
07/03 12Z,   0.70,   0.97,  99.90,   1.67,   0.00,  (min)
07/03 13Z,   0.60,   1.36,  99.90,   1.96,   0.00,
07/03 14Z,   0.60,   2.65,  99.90,   3.25,   0.00,
07/03 15Z,   0.60,   4.81,  99.90,   5.41,   0.00,
07/03 16Z,   0.60,   7.19,  99.90,   7.79,   0.00,
07/03 17Z,   0.70,   8.72,  99.90,   9.42,   0.00,
07/03 18Z,   0.70,   8.76,  99.90,   9.46,   0.00,  (max)
07/03 19Z,   0.70,   7.57,  99.90,   8.27,   0.00,
07/03 20Z,   0.70,   5.75,  99.90,   6.45,   0.00,
07/03 21Z,   0.70,   3.81,  99.90,   4.51,   0.00,
07/03 22Z,   0.70,   2.11,  99.90,   2.81,   0.00,
07/03 23Z,   0.70,   0.93,  99.90,   1.63,   0.00,
07/04 00Z,   0.70,   0.34,  99.90,   1.04,   0.00,
07/04 01Z,   0.70,   0.26,  99.90,   0.96,   0.00,  (min)
07/04 02Z,   0.60,   0.75,  99.90,   1.35,   0.00,
07/04 03Z,   0.60,   2.02,  99.90,   2.62,   0.00,
07/04 04Z,   0.60,   4.07,  99.90,   4.67,   0.00,
07/04 05Z,   0.60,   6.28,  99.90,   6.88,   0.00,
07/04 06Z,   0.50,   7.72,  99.90,   8.22,   0.00,
07/04 07Z,   0.50,   7.88,  99.90,   8.38,   0.00,  (max)
07/04 08Z,   0.50,   6.92,  99.90,   7.42,   0.00,
07/04 09Z,   0.50,   5.38,  99.90,   5.88,   0.00,
07/04 10Z,   0.50,   3.73,  99.90,   4.23,   0.00,
07/04 11Z,   0.50,   2.35,  99.90,   2.85,   0.00,
07/04 12Z,   0.50,   1.48,  99.90,   1.98,   0.00,
07/04 13Z,   0.50,   1.24,  99.90,   1.74,   0.00,  (min)
07/04 14Z,   0.50,   1.72,  99.90,   2.22,   0.00,
07/04 15Z,   0.40,   3.13,  99.90,   3.53,   0.00,
07/04 16Z,   0.40,   5.27,  99.90,   5.67,   0.00,
07/04 17Z,   0.40,   7.34,  99.90,   7.74,   0.00,
07/04 18Z,   0.40,   8.33,  99.90,   8.73,   0.00,  (max)
07/04 19Z,   0.30,   7.91,  99.90,   8.21,   0.00,
07/04 20Z,   0.30,   6.53,  99.90,   6.83,   0.00,
07/04 21Z,   0.30,   4.74,  99.90,   5.04,   0.00,
07/04 22Z,   0.30,   2.97,  99.90,   3.27,   0.00,
07/04 23Z,   0.30,   1.52,  99.90,   1.82,   0.00,
07/05 00Z,   0.30,   0.58,  99.90,   0.88,   0.00,
07/05 01Z,   0.30,   0.17,  99.90,   0.47,   0.00,  (min)
07/05 02Z,   0.40,   0.24,  99.90,   0.64,   0.00,
07/05 03Z,   0.40,   0.91,  99.90,   1.31,   0.00,
07/05 04Z,   0.40,   2.41,  99.90,   2.81,   0.00,
07/05 05Z,   0.40,   4.59,  99.90,   4.99,   0.00,
07/05 06Z,   0.40,   6.79,  99.90,   7.19,   0.00,
07/05 07Z,   0.40,   8.11,  99.90,   8.51,   0.00,  (max)
07/05 08Z,   0.30,   8.18,  99.90,   8.48,   0.00,
07/05 09Z,   0.30,   7.17,  99.90,   7.47,   0.00,
07/05 10Z,   0.20,   5.59,  99.90,   5.79,   0.00,
07/05 11Z,   0.20,   3.91,  99.90,   4.11,   0.00,
07/05 12Z,   0.20,   2.51,  99.90,   2.71,   0.00,
07/05 13Z,   0.20,   1.66,  99.90,   1.86,   0.00,
07/05 14Z,   0.10,   1.45,  99.90,   1.55,   0.00,  (min)
07/05 15Z,   0.10,   2.04,  99.90,   2.14,   0.00,
07/05 16Z,   0.10,   3.57,  99.90,   3.67,   0.00,
07/05 17Z,   0.10,   5.65,  99.90,   5.75,   0.00,
07/05 18Z,   0.10,   7.36,  99.90,   7.46,   0.00,
07/05 19Z,   0.20,   7.79,  99.90,   7.99,   0.00,  (max)
07/05 20Z,   0.20,   7.03,  99.90,   7.23,   0.00,
07/05 21Z,   0.30,   5.55,  99.90,   5.85,   0.00,
07/05 22Z,   0.30,   3.83,  99.90,   4.13,   0.00,
07/05 23Z,   0.40,   2.25,  99.90,   2.65,   0.00,
07/06 00Z,   0.40,   1.04,  99.90,   1.44,   0.00,
07/06 01Z,   0.50,   0.31,  99.90,   0.81,   0.00,
07/06 02Z,   0.50,   0.07,  99.90,   0.57,   0.00,  (min)
07/06 03Z,   0.50,   0.30,  99.90,   0.80,   0.00,
07/06 04Z,   0.60,   1.19,  99.90,   1.79,   0.00,
07/06 05Z,   0.60,   2.92,  99.90,   3.52,   0.00,
07/06 06Z,   0.60,   5.23,  99.90,   5.83,   0.00,
07/06 07Z,   0.50,   7.37,  99.90,   7.87,   0.00,
07/06 08Z,   0.50,   8.52,  99.90,   9.02,   0.00,  (max)
07/06 09Z,   0.40,   8.43,  99.90,   8.83,   0.00,
07/06 10Z,   0.40,   7.30,  99.90,   7.70,   0.00,
07/06 11Z,   0.30,   5.67,  99.90,   5.97,   0.00,
07/06 12Z,   0.30,   3.97,  99.90,   4.27,   0.00,