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
Naples, FL
St Petersburg, FL
Clearwater, FL
Cedar Key, FL
Apalachicola, FL
Panama City, FL
Pensacola, FL
Waveland, MS
Grand Isle, LA
Sabine Pass, TX
Galveston, TX
Freeport, TX
Port Aransas, TX
Padre Island, TX
Surge List
Gulf Coast
#Valdez, AK : 09/10/2026 06:23:36 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/08 12Z,   1.00,  -9.83, -10.81,  99.90,  -1.98,
09/08 13Z,   0.90, -11.87, -12.91,  99.90,  -1.94,
09/08 14Z,   0.90, -12.65, -13.74,  99.90,  -1.99,  (min)
09/08 15Z,   0.90, -11.97, -13.22,  99.90,  -2.15,
09/08 16Z,   0.80, -10.10, -11.28,  99.90,  -1.98,
09/08 17Z,   0.90,  -7.55,  -8.56,  99.90,  -1.91,
09/08 18Z,   1.00,  -4.92,  -5.87,  99.90,  -1.95,
09/08 19Z,   1.00,  -2.78,  -3.82,  99.90,  -2.04,
09/08 20Z,   1.10,  -1.55,  -2.58,  99.90,  -2.13,
09/08 21Z,   1.10,  -1.44,  -2.44,  99.90,  -2.10,  (max)
09/08 22Z,   1.20,  -2.44,  -3.54,  99.90,  -2.30,
09/08 23Z,   1.10,  -4.27,  -5.29,  99.90,  -2.12,
09/09 00Z,   1.10,  -6.43,  -7.36,  99.90,  -2.03,
09/09 01Z,   1.00,  -8.28,  -9.10,  99.90,  -1.82,
09/09 02Z,   1.00,  -9.15, -10.01,  99.90,  -1.86,  (min)
09/09 03Z,   0.90,  -8.69,  -9.62,  99.90,  -1.83,
09/09 04Z,   1.00,  -7.00,  -8.09,  99.90,  -2.09,
09/09 05Z,   1.00,  -4.58,  -5.65,  99.90,  -2.07,
09/09 06Z,   1.00,  -2.09,  -3.04,  99.90,  -1.95,
09/09 07Z,   1.10,  -0.17,  -1.00,  99.90,  -1.93,
09/09 08Z,   1.10,   0.72,  -0.04,  99.90,  -1.86,  (max)
09/09 09Z,   1.00,   0.30,  -0.52,  99.90,  -1.82,
09/09 10Z,   0.90,  -1.43,  -2.39,  99.90,  -1.86,
09/09 11Z,   0.80,  -4.22,  -5.30,  99.90,  -1.88,
09/09 12Z,   0.80,  -7.55,  -8.63,  99.90,  -1.88,
09/09 13Z,   0.80, -10.67, -11.66,  99.90,  -1.79,
09/09 14Z,   0.80, -12.76, -13.70,  99.90,  -1.74,
09/09 15Z,   0.80, -13.23, -14.30,  99.90,  -1.87,  (min)
09/09 16Z,   0.70, -11.99, -13.21,  99.90,  -1.92,
09/09 17Z,   0.60,  -9.48, -10.76,  99.90,  -1.88,
09/09 18Z,   0.60,  -6.42,  -7.72,  99.90,  -1.90,
09/09 19Z,   0.60,  -3.54,  -4.85,  99.90,  -1.91,
09/09 20Z,   0.60,  -1.40,  -2.61,  99.90,  -1.81,
09/09 21Z,   0.70,  -0.42,  -1.59,  99.90,  -1.87,  (max)
09/09 22Z,   0.70,  -0.78,  -2.02,  99.90,  -1.94,
09/09 23Z,   0.60,  -2.40,  -3.71,  99.90,  -1.91,
09/10 00Z,   0.80,  -4.91,  -6.21,  99.90,  -2.10,
09/10 01Z,   0.70,  -7.66,  -8.93,  99.90,  -1.97,
09/10 02Z,   0.60,  -9.80, -11.08,  99.90,  -1.88,
09/10 03Z,   0.50, -10.58, -11.87,  99.90,  -1.79,  (min)
09/10 04Z,   0.40,  -9.69, -11.05,  99.90,  -1.76,
09/10 05Z,   0.40,  -7.42,  -8.77,  99.90,  -1.75,
09/10 06Z,   0.40,  -4.50,  -5.82,  99.90,  -1.72,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
09/10 07Z,   0.40,  -1.70,  99.90,  -3.05,  -1.75,
09/10 08Z,   0.40,   0.32,  99.90,  -1.06,  -1.78,
09/10 09Z,   0.40,   1.11,  99.90,  -0.30,  -1.80,  (max)
09/10 10Z,   0.40,   0.44,  99.90,  -0.99,  -1.83,
09/10 11Z,   0.40,  -1.66,  99.90,  -3.12,  -1.86,
09/10 12Z,   0.40,  -4.85,  99.90,  -6.33,  -1.89,
09/10 13Z,   0.40,  -8.47,  99.90,  -9.99,  -1.91,
09/10 14Z,   0.40, -11.62,  99.90, -13.16,  -1.94,
09/10 15Z,   0.40, -13.37,  99.90, -14.94,  -1.97,  (min)
09/10 16Z,   0.40, -13.20,  99.90, -14.80,  -2.00,
09/10 17Z,   0.30, -11.24,  99.90, -12.97,  -2.02,
09/10 18Z,   0.20,  -8.16,  99.90, -10.01,  -2.05,
09/10 19Z,   0.10,  -4.80,  99.90,  -6.75,  -2.05,
09/10 20Z,   0.10,  -1.93,  99.90,  -3.88,  -2.05,
09/10 21Z,   0.20,  -0.09,  99.90,  -1.94,  -2.05,
09/10 22Z,   0.30,   0.39,  99.90,  -1.36,  -2.05,  (max)
09/10 23Z,   0.30,  -0.63,  99.90,  -2.38,  -2.05,
09/11 00Z,   0.30,  -2.97,  99.90,  -4.72,  -2.05,
09/11 01Z,   0.30,  -6.10,  99.90,  -7.85,  -2.05,
09/11 02Z,   0.20,  -9.19,  99.90, -11.04,  -2.05,
09/11 03Z,   0.20, -11.27,  99.90, -13.12,  -2.05,
09/11 04Z,   0.10, -11.63,  99.90, -13.58,  -2.05,  (min)
09/11 05Z,   0.10, -10.14,  99.90, -12.09,  -2.05,
09/11 06Z,   0.10,  -7.34,  99.90,  -9.29,  -2.05,
09/11 07Z,   0.20,  -4.10,  99.90,  -5.95,  -2.05,
09/11 08Z,   0.30,  -1.23,  99.90,  -2.98,  -2.05,
09/11 09Z,   0.30,   0.65,  99.90,  -1.10,  -2.05,
09/11 10Z,   0.30,   1.15,  99.90,  -0.61,  -2.05,  (max)
09/11 11Z,   0.30,   0.09,  99.90,  -1.66,  -2.05,
09/11 12Z,   0.20,  -2.41,  99.90,  -4.26,  -2.05,
09/11 13Z,   0.20,  -5.89,  99.90,  -7.74,  -2.05,
09/11 14Z,   0.20,  -9.52,  99.90, -11.37,  -2.05,
09/11 15Z,   0.10, -12.31,  99.90, -14.26,  -2.05,
09/11 16Z,   0.10, -13.38,  99.90, -15.33,  -2.05,  (min)
09/11 17Z,   0.20, -12.42,  99.90, -14.27,  -2.05,
09/11 18Z,   0.20,  -9.79,  99.90, -11.64,  -2.05,
09/11 19Z,   0.20,  -6.34,  99.90,  -8.19,  -2.05,
09/11 20Z,   0.30,  -2.98,  99.90,  -4.73,  -2.05,
09/11 21Z,   0.30,  -0.42,  99.90,  -2.17,  -2.05,
09/11 22Z,   0.40,   0.87,  99.90,  -0.78,  -2.05,  (max)
09/11 23Z,   0.40,   0.64,  99.90,  -1.01,  -2.05,
09/12 00Z,   0.40,  -1.12,  99.90,  -2.78,  -2.05,
09/12 01Z,   0.30,  -4.10,  99.90,  -5.85,  -2.05,
09/12 02Z,   0.30,  -7.61,  99.90,  -9.36,  -2.05,
09/12 03Z,   0.30, -10.68,  99.90, -12.43,  -2.05,
09/12 04Z,   0.20, -12.36,  99.90, -14.21,  -2.05,  (min)
09/12 05Z,   0.20, -12.09,  99.90, -13.94,  -2.05,
09/12 06Z,   0.40, -10.01,  99.90, -11.66,  -2.05,
09/12 07Z,   0.50,  -6.84,  99.90,  -8.39,  -2.05,
09/12 08Z,   0.60,  -3.52,  99.90,  -4.97,  -2.05,
09/12 09Z,   0.60,  -0.83,  99.90,  -2.28,  -2.05,
09/12 10Z,   0.50,   0.69,  99.90,  -0.86,  -2.05,
09/12 11Z,   0.50,   0.74,  99.90,  -0.81,  -2.05,  (max)
09/12 12Z,   0.50,  -0.76,  99.90,  -2.31,  -2.05,
09/12 13Z,   0.40,  -3.56,  99.90,  -5.21,  -2.05,
09/12 14Z,   0.40,  -7.06,  99.90,  -8.71,  -2.05,
09/12 15Z,   0.40, -10.35,  99.90, -12.00,  -2.05,
09/12 16Z,   0.50, -12.46,  99.90, -14.01,  -2.05,
09/12 17Z,   0.50, -12.67,  99.90, -14.23,  -2.05,  (min)
09/12 18Z,   0.50, -10.94,  99.90, -12.49,  -2.05,
09/12 19Z,   0.60,  -7.84,  99.90,  -9.30,  -2.05,
09/12 20Z,   0.70,  -4.34,  99.90,  -5.69,  -2.05,
09/12 21Z,   0.70,  -1.29,  99.90,  -2.64,  -2.05,
09/12 22Z,   0.80,   0.68,  99.90,  -0.57,  -2.05,
09/12 23Z,   0.80,   1.23,  99.90,  -0.02,  -2.05,  (max)
09/13 00Z,   0.80,   0.22,  99.90,  -1.03,  -2.05,
09/13 01Z,   0.70,  -2.21,  99.90,  -3.56,  -2.05,
09/13 02Z,   0.70,  -5.58,  99.90,  -6.93,  -2.05,
09/13 03Z,   0.60,  -9.10,  99.90, -10.55,  -2.05,
09/13 04Z,   0.60, -11.80,  99.90, -13.25,  -2.05,
09/13 05Z,   0.60, -12.84,  99.90, -14.29,  -2.05,  (min)
09/13 06Z,   0.60, -11.92,  99.90, -13.37,  -2.05,
09/13 07Z,   0.70,  -9.38,  99.90, -10.73,  -2.05,
09/13 08Z,   0.70,  -6.09,  99.90,  -7.44,  -2.05,
09/13 09Z,   0.80,  -2.95,  99.90,  -4.20,  -2.05,
09/13 10Z,   0.70,  -0.67,  99.90,  -2.02,  -2.05,
09/13 11Z,   0.70,   0.34,  99.90,  -1.01,  -2.05,  (max)
09/13 12Z,   0.70,  -0.11,  99.90,  -1.46,  -2.05,
09/13 13Z,   0.60,  -1.96,  99.90,  -3.41,  -2.05,
09/13 14Z,   0.50,  -4.83,  99.90,  -6.38,  -2.05,
09/13 15Z,   0.50,  -8.04,  99.90,  -9.59,  -2.05,
09/13 16Z,   0.50, -10.69,  99.90, -12.25,  -2.05,
09/13 17Z,   0.50, -11.94,  99.90, -13.49,  -2.05,  (min)
09/13 18Z,   0.50, -11.31,  99.90, -12.87,  -2.05,
09/13 19Z,   0.70,  -9.00,  99.90, -10.35,  -2.05,
09/13 20Z,   0.80,  -5.74,  99.90,  -6.99,  -2.05,
09/13 21Z,   0.80,  -2.51,  99.90,  -3.76,  -2.05,
09/13 22Z,   0.80,  -0.06,  99.90,  -1.31,  -2.05,
09/13 23Z,   0.70,   1.14,  99.90,  -0.21,  -2.05,  (max)
09/14 00Z,   0.70,   0.88,  99.90,  -0.47,  -2.05,