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
#Portsmouth (Fort Point), NH : 03/25/2025 04:23:48 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
03/23 12Z,   0.10,  -2.40,  99.90,  -2.30,   0.00,
03/23 13Z,   0.10,  -3.85,  99.90,  -3.75,   0.00,
03/23 14Z,   0.10,  -5.56,  99.90,  -5.46,   0.00,
03/23 15Z,   0.00,  -7.06,  99.90,  -7.06,   0.00,
03/23 16Z,   0.00,  -7.95,  99.90,  -7.95,   0.00,
03/23 17Z,   0.00,  -8.12,  99.90,  -8.12,   0.00,  (min)
03/23 18Z,   0.00,  -7.60,  99.90,  -7.60,   0.00,
03/23 19Z,   0.00,  -6.51,  99.90,  -6.51,   0.00,
03/23 20Z,   0.00,  -5.12,  99.90,  -5.12,   0.00,
03/23 21Z,   0.00,  -3.74,  99.90,  -3.74,   0.00,
03/23 22Z,   0.10,  -2.75,  99.90,  -2.65,   0.00,
03/23 23Z,   0.10,  -2.37,  99.90,  -2.27,   0.00,  (max)
03/24 00Z,   0.10,  -2.65,  99.90,  -2.55,   0.00,
03/24 01Z,   0.10,  -3.52,  99.90,  -3.42,   0.00,
03/24 02Z,   0.10,  -4.85,  99.90,  -4.75,   0.00,
03/24 03Z,   0.10,  -6.24,  99.90,  -6.14,   0.00,
03/24 04Z,   0.00,  -7.20,  99.90,  -7.20,   0.00,
03/24 05Z,   0.00,  -7.46,  99.90,  -7.46,   0.00,  (min)
03/24 06Z,   0.00,  -7.01,  99.90,  -7.01,   0.00,
03/24 07Z,   0.10,  -5.92,  99.90,  -5.82,   0.00,
03/24 08Z,   0.20,  -4.43,  99.90,  -4.23,   0.00,
03/24 09Z,   0.20,  -2.89,  99.90,  -2.69,   0.00,
03/24 10Z,   0.30,  -1.67,  99.90,  -1.37,   0.00,
03/24 11Z,   0.30,  -1.12,  99.90,  -0.82,   0.00,  (max)
03/24 12Z,   0.50,  -1.32,  99.90,  -0.82,   0.00,
03/24 13Z,   0.50,  -2.25,  99.90,  -1.75,   0.00,
03/24 14Z,   0.50,  -3.78,  99.90,  -3.28,   0.00,
03/24 15Z,   0.60,  -5.60,  99.90,  -5.00,   0.00,
03/24 16Z,   0.50,  -7.19,  99.90,  -6.69,   0.00,
03/24 17Z,   0.60,  -8.14,  99.90,  -7.54,   0.00,
03/24 18Z,   0.70,  -8.33,  99.90,  -7.63,   0.00,  (min)
03/24 19Z,   0.80,  -7.76,  99.90,  -6.96,   0.00,
03/24 20Z,   0.80,  -6.57,  99.90,  -5.77,   0.00,
03/24 21Z,   0.90,  -5.04,  99.90,  -4.14,   0.00,
03/24 22Z,   1.00,  -3.54,  99.90,  -2.54,   0.00,
03/24 23Z,   1.10,  -2.47,  99.90,  -1.37,   0.00,
03/25 00Z,   1.10,  -2.05,  99.90,  -0.95,   0.00,  (max)
03/25 01Z,   1.00,  -2.36,  99.90,  -1.36,   0.00,
03/25 02Z,   0.80,  -3.35,  99.90,  -2.55,   0.00,
03/25 03Z,   0.70,  -4.86,  99.90,  -4.16,   0.00,
03/25 04Z,   0.50,  -6.42,  99.90,  -5.92,   0.00,
03/25 05Z,   0.30,  -7.50,  99.90,  -7.20,   0.00,
03/25 06Z,   0.20,  -7.83,  99.90,  -7.63,   0.00,  (min)
03/25 07Z,   0.10,  -7.36,  99.90,  -7.26,   0.00,
03/25 08Z,   0.00,  -6.16,  99.90,  -6.16,   0.00,
03/25 09Z,   0.00,  -4.50,  99.90,  -4.50,   0.00,
03/25 10Z,   0.10,  -2.78,  99.90,  -2.68,   0.00,
03/25 11Z,   0.10,  -1.42,  99.90,  -1.32,   0.00,
03/25 12Z,   0.20,  -0.79,  99.90,  -0.59,   0.00,  (max)
03/25 13Z,   0.20,  -0.99,  99.90,  -0.79,   0.00,
03/25 14Z,   0.20,  -2.01,  99.90,  -1.81,   0.00,
03/25 15Z,   0.20,  -3.73,  99.90,  -3.53,   0.00,
03/25 16Z,   0.20,  -5.75,  99.90,  -5.55,   0.00,
03/25 17Z,   0.20,  -7.50,  99.90,  -7.30,   0.00,
03/25 18Z,   0.20,  -8.55,  99.90,  -8.35,   0.00,
03/25 19Z,   0.20,  -8.71,  99.90,  -8.51,   0.00,  (min)
03/25 20Z,   0.10,  -8.00,  99.90,  -7.90,   0.00,
03/25 21Z,   0.00,  -6.58,  99.90,  -6.58,   0.00,
03/25 22Z,   0.00,  -4.81,  99.90,  -4.81,   0.00,
03/25 23Z,   0.00,  -3.11,  99.90,  -3.11,   0.00,
03/26 00Z,   0.00,  -1.91,  99.90,  -1.91,   0.00,
03/26 01Z,   0.00,  -1.50,  99.90,  -1.50,   0.00,  (max)
03/26 02Z,   0.00,  -1.92,  99.90,  -1.92,   0.00,
03/26 03Z,   0.10,  -3.16,  99.90,  -3.06,   0.00,
03/26 04Z,   0.10,  -4.97,  99.90,  -4.87,   0.00,
03/26 05Z,   0.20,  -6.79,  99.90,  -6.59,   0.00,
03/26 06Z,   0.20,  -8.04,  99.90,  -7.84,   0.00,
03/26 07Z,   0.30,  -8.42,  99.90,  -8.12,   0.00,  (min)
03/26 08Z,   0.30,  -7.85,  99.90,  -7.55,   0.00,
03/26 09Z,   0.30,  -6.43,  99.90,  -6.13,   0.00,
03/26 10Z,   0.40,  -4.51,  99.90,  -4.11,   0.00,
03/26 11Z,   0.40,  -2.53,  99.90,  -2.13,   0.00,
03/26 12Z,   0.40,  -1.00,  99.90,  -0.60,   0.00,
03/26 13Z,   0.40,  -0.31,  99.90,   0.09,   0.00,  (max)
03/26 14Z,   0.40,  -0.58,  99.90,  -0.18,   0.00,
03/26 15Z,   0.40,  -1.80,  99.90,  -1.40,   0.00,
03/26 16Z,   0.40,  -3.81,  99.90,  -3.41,   0.00,
03/26 17Z,   0.40,  -6.11,  99.90,  -5.71,   0.00,
03/26 18Z,   0.30,  -8.03,  99.90,  -7.73,   0.00,
03/26 19Z,   0.30,  -9.11,  99.90,  -8.81,   0.00,
03/26 20Z,   0.30,  -9.16,  99.90,  -8.86,   0.00,  (min)
03/26 21Z,   0.30,  -8.18,  99.90,  -7.88,   0.00,
03/26 22Z,   0.40,  -6.43,  99.90,  -6.03,   0.00,
03/26 23Z,   0.40,  -4.33,  99.90,  -3.93,   0.00,
03/27 00Z,   0.40,  -2.40,  99.90,  -2.00,   0.00,
03/27 01Z,   0.50,  -1.14,  99.90,  -0.64,   0.00,
03/27 02Z,   0.40,  -0.80,  99.90,  -0.40,   0.00,  (max)
03/27 03Z,   0.40,  -1.47,  99.90,  -1.07,   0.00,
03/27 04Z,   0.30,  -3.08,  99.90,  -2.78,   0.00,
03/27 05Z,   0.30,  -5.28,  99.90,  -4.98,   0.00,
03/27 06Z,   0.20,  -7.39,  99.90,  -7.19,   0.00,
03/27 07Z,   0.20,  -8.78,  99.90,  -8.58,   0.00,
03/27 08Z,   0.20,  -9.13,  99.90,  -8.93,   0.00,  (min)
03/27 09Z,   0.30,  -8.36,  99.90,  -8.06,   0.00,
03/27 10Z,   0.30,  -6.64,  99.90,  -6.34,   0.00,
03/27 11Z,   0.30,  -4.38,  99.90,  -4.08,   0.00,
03/27 12Z,   0.30,  -2.13,  99.90,  -1.83,   0.00,
03/27 13Z,   0.30,  -0.46,  99.90,  -0.16,   0.00,
03/27 14Z,   0.30,   0.22,  99.90,   0.52,   0.00,  (max)
03/27 15Z,   0.30,  -0.21,  99.90,   0.09,   0.00,
03/27 16Z,   0.30,  -1.73,  99.90,  -1.43,   0.00,
03/27 17Z,   0.20,  -4.09,  99.90,  -3.89,   0.00,
03/27 18Z,   0.20,  -6.66,  99.90,  -6.46,   0.00,
03/27 19Z,   0.20,  -8.71,  99.90,  -8.51,   0.00,
03/27 20Z,   0.20,  -9.73,  99.90,  -9.53,   0.00,  (min)
03/27 21Z,   0.20,  -9.53,  99.90,  -9.33,   0.00,
03/27 22Z,   0.20,  -8.19,  99.90,  -7.99,   0.00,
03/27 23Z,   0.30,  -6.04,  99.90,  -5.74,   0.00,
03/28 00Z,   0.30,  -3.60,  99.90,  -3.30,   0.00,
03/28 01Z,   0.30,  -1.50,  99.90,  -1.20,   0.00,
03/28 02Z,   0.30,  -0.24,  99.90,   0.06,   0.00,
03/28 03Z,   0.20,  -0.11,  99.90,   0.09,   0.00,  (max)
03/28 04Z,   0.20,  -1.14,  99.90,  -0.94,   0.00,
03/28 05Z,   0.10,  -3.19,  99.90,  -3.09,   0.00,
03/28 06Z,   0.10,  -5.79,  99.90,  -5.69,   0.00,
03/28 07Z,   0.00,  -8.16,  99.90,  -8.16,   0.00,
03/28 08Z,   0.00,  -9.61,  99.90,  -9.61,   0.00,
03/28 09Z,   0.00,  -9.83,  99.90,  -9.83,   0.00,  (min)
03/28 10Z,   0.10,  -8.77,  99.90,  -8.67,   0.00,
03/28 11Z,   0.10,  -6.69,  99.90,  -6.59,   0.00,
03/28 12Z,   0.10,  -4.09,  99.90,  -3.99,   0.00,
03/28 13Z,   0.10,  -1.62,  99.90,  -1.52,   0.00,
03/28 14Z,   0.10,   0.10,  99.90,   0.20,   0.00,
03/28 15Z,   0.10,   0.68,  99.90,   0.78,   0.00,  (max)
03/28 16Z,   0.10,  -0.01,  99.90,   0.09,   0.00,
03/28 17Z,   0.10,  -1.88,  99.90,  -1.78,   0.00,
03/28 18Z,   0.10,  -4.57,  99.90,  -4.47,   0.00,
03/28 19Z,  99.90,  -7.35,  99.90,  99.90,   0.00,
03/28 20Z,  99.90,  -9.40,  99.90,  99.90,   0.00,
03/28 21Z,  99.90, -10.24,  99.90,  99.90,   0.00,
03/28 22Z,  99.90,  -9.70,  99.90,  99.90,   0.00,
03/28 23Z,  99.90,  -7.93,  99.90,  99.90,   0.00,
03/29 00Z,  99.90,  -5.38,  99.90,  99.90,   0.00,