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
#San Francisco, CA : 11/07/2025 16:21:48 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/06 00Z,   0.30,  -8.36,  -7.83,  99.90,   0.23,
11/06 01Z,   0.40,  -8.85,  -8.28,  99.90,   0.17,  (min)
11/06 02Z,   0.30,  -8.54,  -8.16,  99.90,   0.08,
11/06 03Z,   0.20,  -7.63,  -7.27,  99.90,   0.16,
11/06 04Z,   0.20,  -6.40,  -6.13,  99.90,   0.07,
11/06 05Z,   0.20,  -5.06,  -4.92,  99.90,  -0.06,
11/06 06Z,   0.10,  -3.82,  -3.75,  99.90,  -0.03,
11/06 07Z,   0.10,  -2.88,  -2.86,  99.90,  -0.08,
11/06 08Z,   0.10,  -2.46,  -2.35,  99.90,   0.01,  (max)
11/06 09Z,   0.00,  -2.66,  -2.64,  99.90,   0.02,
11/06 10Z,   0.10,  -3.36,  -3.15,  99.90,   0.11,
11/06 11Z,   0.00,  -4.25,  -4.07,  99.90,   0.18,
11/06 12Z,   0.00,  -4.94,  -4.75,  99.90,   0.19,
11/06 13Z,   0.00,  -5.13,  -4.85,  99.90,   0.28,  (min)
11/06 14Z,   0.00,  -4.73,  -4.42,  99.90,   0.31,
11/06 15Z,   0.00,  -3.86,  -3.59,  99.90,   0.27,
11/06 16Z,   0.00,  -2.77,  -2.52,  99.90,   0.25,
11/06 17Z,   0.00,  -1.70,  -1.45,  99.90,   0.25,
11/06 18Z,   0.00,  -0.88,  -0.70,  99.90,   0.18,
11/06 19Z,  -0.10,  -0.54,  -0.27,  99.90,   0.37,  (max)
11/06 20Z,   0.00,  -0.88,  -0.72,  99.90,   0.16,
11/06 21Z,   0.00,  -2.00,  -2.06,  99.90,  -0.06,
11/06 22Z,   0.00,  -3.76,  -3.92,  99.90,  -0.16,
11/06 23Z,   0.00,  -5.80,  -5.89,  99.90,  -0.09,
11/07 00Z,   0.00,  -7.62,  -7.52,  99.90,   0.10,
11/07 01Z,   0.00,  -8.78,  -8.51,  99.90,   0.27,
11/07 02Z,   0.00,  -9.10,  -8.96,  99.90,   0.14,  (min)
11/07 03Z,   0.00,  -8.66,  -8.61,  99.90,   0.05,
11/07 04Z,   0.00,  -7.69,  -7.67,  99.90,   0.02,
11/07 05Z,   0.00,  -6.43,  -6.32,  99.90,   0.11,
11/07 06Z,   0.10,  -5.10,  -5.03,  99.90,  -0.03,
11/07 07Z,   0.10,  -3.86,  -3.81,  99.90,  -0.05,
11/07 08Z,   0.10,  -2.95,  -2.94,  99.90,  -0.09,
11/07 09Z,   0.10,  -2.54,  -2.56,  99.90,  -0.12,  (max)
11/07 10Z,   0.10,  -2.72,  -2.69,  99.90,  -0.07,
11/07 11Z,   0.10,  -3.35,  -3.22,  99.90,   0.03,
11/07 12Z,   0.10,  -4.12,  -3.90,  99.90,   0.12,
11/07 13Z,   0.10,  -4.66,  -4.46,  99.90,   0.10,
11/07 14Z,   0.20,  -4.72,  -4.50,  99.90,   0.02,  (min)
11/07 15Z,   0.10,  -4.25,  -3.97,  99.90,   0.18,
11/07 16Z,   0.10,  -3.41,  -3.18,  99.90,   0.13,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
11/07 17Z,   0.10,  -2.40,  99.90,  -2.17,   0.12,
11/07 18Z,   0.10,  -1.45,  99.90,  -1.23,   0.12,
11/07 19Z,   0.10,  -0.78,  99.90,  -0.56,   0.12,
11/07 20Z,   0.10,  -0.61,  99.90,  -0.40,   0.11,  (max)
11/07 21Z,   0.20,  -1.13,  99.90,  -0.82,   0.11,
11/07 22Z,   0.10,  -2.39,  99.90,  -2.19,   0.10,
11/07 23Z,   0.20,  -4.22,  99.90,  -3.92,   0.10,
11/08 00Z,   0.20,  -6.21,  99.90,  -5.91,   0.10,
11/08 01Z,   0.20,  -7.89,  99.90,  -7.59,   0.09,
11/08 02Z,   0.20,  -8.88,  99.90,  -8.59,   0.09,
11/08 03Z,   0.20,  -9.07,  99.90,  -8.78,   0.08,  (min)
11/08 04Z,   0.20,  -8.57,  99.90,  -8.29,   0.08,
11/08 05Z,   0.20,  -7.60,  99.90,  -7.32,   0.08,
11/08 06Z,   0.10,  -6.39,  99.90,  -6.21,   0.08,
11/08 07Z,   0.20,  -5.11,  99.90,  -4.82,   0.08,
11/08 08Z,   0.20,  -3.92,  99.90,  -3.64,   0.08,
11/08 09Z,   0.20,  -3.03,  99.90,  -2.75,   0.08,
11/08 10Z,   0.20,  -2.63,  99.90,  -2.35,   0.08,  (max)
11/08 11Z,   0.20,  -2.78,  99.90,  -2.50,   0.08,
11/08 12Z,   0.20,  -3.33,  99.90,  -3.04,   0.08,
11/08 13Z,   0.30,  -3.97,  99.90,  -3.59,   0.08,
11/08 14Z,   0.30,  -4.40,  99.90,  -4.02,   0.08,
11/08 15Z,   0.20,  -4.39,  99.90,  -4.11,   0.08,  (min)
11/08 16Z,   0.20,  -3.94,  99.90,  -3.66,   0.08,
11/08 17Z,   0.20,  -3.18,  99.90,  -2.90,   0.08,
11/08 18Z,   0.20,  -2.29,  99.90,  -2.01,   0.08,
11/08 19Z,   0.20,  -1.47,  99.90,  -1.19,   0.08,
11/08 20Z,   0.20,  -0.93,  99.90,  -0.65,   0.08,
11/08 21Z,   0.20,  -0.88,  99.90,  -0.60,   0.08,  (max)
11/08 22Z,   0.20,  -1.49,  99.90,  -1.21,   0.08,
11/08 23Z,   0.30,  -2.77,  99.90,  -2.39,   0.08,
11/09 00Z,   0.30,  -4.53,  99.90,  -4.15,   0.08,
11/09 01Z,   0.20,  -6.38,  99.90,  -6.10,   0.08,
11/09 02Z,   0.20,  -7.87,  99.90,  -7.59,   0.08,
11/09 03Z,   0.30,  -8.70,  99.90,  -8.32,   0.08,
11/09 04Z,   0.20,  -8.82,  99.90,  -8.54,   0.08,  (min)
11/09 05Z,   0.20,  -8.33,  99.90,  -8.05,   0.08,
11/09 06Z,   0.20,  -7.43,  99.90,  -7.15,   0.08,
11/09 07Z,   0.20,  -6.30,  99.90,  -6.02,   0.08,
11/09 08Z,   0.20,  -5.09,  99.90,  -4.81,   0.08,
11/09 09Z,   0.20,  -3.96,  99.90,  -3.68,   0.08,
11/09 10Z,   0.20,  -3.11,  99.90,  -2.82,   0.08,
11/09 11Z,   0.20,  -2.70,  99.90,  -2.42,   0.08,  (max)
11/09 12Z,   0.20,  -2.79,  99.90,  -2.51,   0.08,
11/09 13Z,   0.20,  -3.25,  99.90,  -2.97,   0.08,
11/09 14Z,   0.20,  -3.81,  99.90,  -3.53,   0.08,
11/09 15Z,   0.20,  -4.18,  99.90,  -3.90,   0.08,
11/09 16Z,   0.10,  -4.20,  99.90,  -4.02,   0.08,  (min)
11/09 17Z,   0.10,  -3.83,  99.90,  -3.65,   0.08,
11/09 18Z,   0.10,  -3.20,  99.90,  -3.02,   0.08,
11/09 19Z,   0.10,  -2.44,  99.90,  -2.26,   0.08,
11/09 20Z,   0.10,  -1.74,  99.90,  -1.56,   0.08,
11/09 21Z,   0.10,  -1.29,  99.90,  -1.11,   0.08,
11/09 22Z,   0.10,  -1.29,  99.90,  -1.10,   0.08,  (max)
11/09 23Z,   0.20,  -1.89,  99.90,  -1.60,   0.08,
11/10 00Z,   0.20,  -3.09,  99.90,  -2.81,   0.08,
11/10 01Z,   0.10,  -4.68,  99.90,  -4.50,   0.08,
11/10 02Z,   0.10,  -6.32,  99.90,  -6.14,   0.08,
11/10 03Z,   0.20,  -7.62,  99.90,  -7.34,   0.08,
11/10 04Z,   0.10,  -8.34,  99.90,  -8.16,   0.08,
11/10 05Z,   0.10,  -8.44,  99.90,  -8.25,   0.08,  (min)
11/10 06Z,   0.10,  -8.00,  99.90,  -7.82,   0.08,
11/10 07Z,   0.10,  -7.20,  99.90,  -7.02,   0.08,
11/10 08Z,   0.10,  -6.17,  99.90,  -5.99,   0.08,
11/10 09Z,   0.10,  -5.03,  99.90,  -4.85,   0.08,
11/10 10Z,   0.10,  -3.95,  99.90,  -3.77,   0.08,
11/10 11Z,   0.10,  -3.11,  99.90,  -2.93,   0.08,
11/10 12Z,   0.10,  -2.69,  99.90,  -2.51,   0.08,  (max)
11/10 13Z,   0.10,  -2.74,  99.90,  -2.56,   0.08,
11/10 14Z,   0.10,  -3.14,  99.90,  -2.96,   0.08,
11/10 15Z,   0.10,  -3.67,  99.90,  -3.49,   0.08,
11/10 16Z,   0.10,  -4.06,  99.90,  -3.88,   0.08,
11/10 17Z,   0.10,  -4.17,  99.90,  -3.99,   0.08,  (min)
11/10 18Z,   0.10,  -3.94,  99.90,  -3.76,   0.08,
11/10 19Z,   0.10,  -3.45,  99.90,  -3.27,   0.08,
11/10 20Z,   0.10,  -2.81,  99.90,  -2.63,   0.08,
11/10 21Z,   0.10,  -2.19,  99.90,  -2.01,   0.08,
11/10 22Z,   0.10,  -1.77,  99.90,  -1.59,   0.08,
11/10 23Z,   0.20,  -1.75,  99.90,  -1.47,   0.08,  (max)
11/11 00Z,   0.20,  -2.26,  99.90,  -1.98,   0.08,
11/11 01Z,   0.20,  -3.30,  99.90,  -3.02,   0.08,
11/11 02Z,   0.20,  -4.69,  99.90,  -4.41,   0.08,
11/11 03Z,   0.20,  -6.11,  99.90,  -5.83,   0.08,
11/11 04Z,   0.20,  -7.25,  99.90,  -6.96,   0.08,
11/11 05Z,   0.20,  -7.90,  99.90,  -7.62,   0.08,
11/11 06Z,   0.20,  -8.01,  99.90,  -7.73,   0.08,
11/11 07Z,  99.90,  -7.65,  99.90,  99.90,   0.08,
11/11 08Z,  99.90,  -6.93,  99.90,  99.90,   0.08,
11/11 09Z,  99.90,  -5.97,  99.90,  99.90,   0.08,
11/11 10Z,  99.90,  -4.89,  99.90,  99.90,   0.08,
11/11 11Z,  99.90,  -3.83,  99.90,  99.90,   0.08,
11/11 12Z,  99.90,  -3.00,  99.90,  99.90,   0.08,