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
#Ketchikan, AK : 10/12/2026 03:22:49 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/10 12Z,  -0.80, -11.75, -11.91,  99.90,   0.64,
10/10 13Z,  -0.80, -15.83, -16.07,  99.90,   0.56,
10/10 14Z,  -0.90, -18.75, -19.19,  99.90,   0.46,
10/10 15Z,  -1.00, -19.68, -20.21,  99.90,   0.47,  (min)
10/10 16Z,  -1.00, -18.37, -18.96,  99.90,   0.41,
10/10 17Z,  -1.00, -15.20, -15.78,  99.90,   0.42,
10/10 18Z,  -0.90, -11.00, -11.50,  99.90,   0.40,
10/10 19Z,  -0.90,  -6.83,  -7.21,  99.90,   0.52,
10/10 20Z,  -0.90,  -3.69,  -4.05,  99.90,   0.54,
10/10 21Z,  -0.90,  -2.38,  -2.66,  99.90,   0.62,  (max)
10/10 22Z,  -0.90,  -3.26,  -3.54,  99.90,   0.62,
10/10 23Z,  -0.80,  -6.21,  -6.42,  99.90,   0.59,
10/11 00Z,  -0.70, -10.58, -10.79,  99.90,   0.49,
10/11 01Z,  -0.70, -15.30, -15.50,  99.90,   0.50,
10/11 02Z,  -0.70, -19.17, -19.35,  99.90,   0.52,
10/11 03Z,  -0.70, -21.22, -21.40,  99.90,   0.52,  (min)
10/11 04Z,  -0.80, -20.98, -21.26,  99.90,   0.52,
10/11 05Z,  -0.80, -18.61, -19.01,  99.90,   0.40,
10/11 06Z,  -0.70, -14.78, -15.19,  99.90,   0.29,
10/11 07Z,  -0.70, -10.45, -10.89,  99.90,   0.26,
10/11 08Z,  -0.70,  -6.67,  -7.07,  99.90,   0.30,
10/11 09Z,  -0.70,  -4.31,  -4.52,  99.90,   0.49,
10/11 10Z,  -0.70,  -3.94,  -4.06,  99.90,   0.58,  (max)
10/11 11Z,  -0.60,  -5.66,  -5.74,  99.90,   0.52,
10/11 12Z,  -0.50,  -9.02,  -9.01,  99.90,   0.51,
10/11 13Z,  -0.50, -13.09, -13.03,  99.90,   0.56,
10/11 14Z,  -0.50, -16.69, -16.78,  99.90,   0.41,
10/11 15Z,  -0.50, -18.77, -19.00,  99.90,   0.27,  (min)
10/11 16Z,  -0.60, -18.72, -18.91,  99.90,   0.41,
10/11 17Z,  -0.60, -16.56, -16.84,  99.90,   0.32,
10/11 18Z,  -0.50, -12.90, -13.20,  99.90,   0.20,
10/11 19Z,  -0.60,  -8.71,  -9.06,  99.90,   0.25,
10/11 20Z,  -0.60,  -5.01,  -5.29,  99.90,   0.32,
10/11 21Z,  -0.60,  -2.73,  -2.99,  99.90,   0.34,
10/11 22Z,  -0.60,  -2.46,  -2.63,  99.90,   0.43,  (max)
10/11 23Z,  -0.50,  -4.36,  -4.41,  99.90,   0.45,
10/12 00Z,  -0.50,  -8.08,  -8.02,  99.90,   0.56,
10/12 01Z,  -0.40, -12.76, -12.60,  99.90,   0.56,
10/12 02Z,  -0.40, -17.26, -17.01,  99.90,   0.65,
10/12 03Z,  -0.40, -20.44, -20.26,  99.90,   0.58,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/12 04Z,  -0.40, -21.55,  99.90, -21.38,   0.57,  (min)
10/12 05Z,  -0.40, -20.39,  99.90, -20.24,   0.56,
10/12 06Z,  -0.40, -17.37,  99.90, -17.23,   0.54,
10/12 07Z,  -0.40, -13.30,  99.90, -13.17,   0.53,
10/12 08Z,  -0.40,  -9.17,  99.90,  -9.06,   0.51,
10/12 09Z,  -0.40,  -5.94,  99.90,  -5.84,   0.50,
10/12 10Z,  -0.40,  -4.34,  99.90,  -4.26,   0.48,  (max)
10/12 11Z,  -0.40,  -4.73,  99.90,  -4.66,   0.47,
10/12 12Z,  -0.40,  -7.00,  99.90,  -6.95,   0.46,
10/12 13Z,  -0.30, -10.51,  99.90, -10.37,   0.44,
10/12 14Z,  -0.30, -14.23,  99.90, -14.11,   0.43,
10/12 15Z,  -0.20, -17.06,  99.90, -16.84,   0.41,
10/12 16Z,  -0.20, -18.13,  99.90, -17.91,   0.41,  (min)
10/12 17Z,  -0.30, -17.13,  99.90, -17.02,   0.41,
10/12 18Z,  -0.30, -14.37,  99.90, -14.26,   0.41,
10/12 19Z,  -0.30, -10.59,  99.90, -10.48,   0.41,
10/12 20Z,  -0.30,  -6.77,  99.90,  -6.66,   0.41,
10/12 21Z,  -0.30,  -3.86,  99.90,  -3.75,   0.41,
10/12 22Z,  -0.30,  -2.61,  99.90,  -2.49,   0.41,  (max)
10/12 23Z,  -0.20,  -3.38,  99.90,  -3.17,   0.41,
10/13 00Z,  -0.10,  -6.12,  99.90,  -5.80,   0.41,
10/13 01Z,  -0.10, -10.24,  99.90,  -9.93,   0.41,
10/13 02Z,  -0.10, -14.80,  99.90, -14.49,   0.41,
10/13 03Z,  -0.10, -18.67,  99.90, -18.35,   0.41,
10/13 04Z,  -0.10, -20.90,  99.90, -20.59,   0.41,
10/13 05Z,  -0.20, -21.02,  99.90, -20.81,   0.41,  (min)
10/13 06Z,  -0.20, -19.12,  99.90, -18.90,   0.41,
10/13 07Z,  -0.20, -15.76,  99.90, -15.54,   0.41,
10/13 08Z,  -0.20, -11.80,  99.90, -11.59,   0.41,
10/13 09Z,  -0.20,  -8.18,  99.90,  -7.97,   0.41,
10/13 10Z,  -0.20,  -5.71,  99.90,  -5.50,   0.41,
10/13 11Z,  -0.10,  -4.92,  99.90,  -4.61,   0.41,  (max)
10/13 12Z,  -0.10,  -5.97,  99.90,  -5.66,   0.41,
10/13 13Z,  -0.10,  -8.54,  99.90,  -8.22,   0.41,
10/13 14Z,  -0.10, -11.86,  99.90, -11.54,   0.41,
10/13 15Z,  -0.10, -14.92,  99.90, -14.61,   0.41,
10/13 16Z,  -0.20, -16.79,  99.90, -16.58,   0.41,
10/13 17Z,  -0.20, -16.89,  99.90, -16.68,   0.41,  (min)
10/13 18Z,  -0.30, -15.19,  99.90, -15.08,   0.41,
10/13 19Z,  -0.30, -12.17,  99.90, -12.06,   0.41,
10/13 20Z,  -0.30,  -8.64,  99.90,  -8.53,   0.41,
10/13 21Z,  -0.20,  -5.50,  99.90,  -5.29,   0.41,
10/13 22Z,  -0.10,  -3.55,  99.90,  -3.23,   0.41,
10/13 23Z,   0.00,  -3.30,  99.90,  -2.89,   0.41,  (max)
10/14 00Z,   0.00,  -4.94,  99.90,  -4.53,   0.41,
10/14 01Z,   0.10,  -8.17,  99.90,  -7.65,   0.41,
10/14 02Z,   0.10, -12.28,  99.90, -11.77,   0.41,
10/14 03Z,   0.10, -16.31,  99.90, -15.79,   0.41,
10/14 04Z,   0.10, -19.28,  99.90, -18.76,   0.41,
10/14 05Z,   0.00, -20.51,  99.90, -20.10,   0.41,  (min)
10/14 06Z,   0.00, -19.82,  99.90, -19.40,   0.41,
10/14 07Z,  -0.10, -17.47,  99.90, -17.16,   0.41,
10/14 08Z,  -0.10, -14.14,  99.90, -13.82,   0.41,
10/14 09Z,  -0.10, -10.62,  99.90, -10.30,   0.41,
10/14 10Z,   0.00,  -7.71,  99.90,  -7.30,   0.41,
10/14 11Z,   0.00,  -6.04,  99.90,  -5.63,   0.41,
10/14 12Z,   0.00,  -5.96,  99.90,  -5.55,   0.41,  (max)
10/14 13Z,   0.00,  -7.43,  99.90,  -7.01,   0.41,
10/14 14Z,   0.00,  -9.96,  99.90,  -9.55,   0.41,
10/14 15Z,  -0.10, -12.79,  99.90, -12.48,   0.41,
10/14 16Z,  -0.20, -15.02,  99.90, -14.81,   0.41,
10/14 17Z,  -0.30, -15.96,  99.90, -15.84,   0.41,  (min)
10/14 18Z,  -0.40, -15.30,  99.90, -15.29,   0.41,
10/14 19Z,  -0.50, -13.24,  99.90, -13.33,   0.41,
10/14 20Z,  -0.60, -10.34,  99.90, -10.52,   0.41,
10/14 21Z,  -0.50,  -7.35,  99.90,  -7.44,   0.41,
10/14 22Z,  -0.50,  -5.04,  99.90,  -5.13,   0.41,
10/14 23Z,  -0.40,  -4.02,  99.90,  -4.00,   0.41,  (max)
10/15 00Z,  -0.40,  -4.61,  99.90,  -4.60,   0.41,
10/15 01Z,  -0.30,  -6.78,  99.90,  -6.66,   0.41,
10/15 02Z,  -0.30, -10.09,  99.90,  -9.98,   0.41,
10/15 03Z,  -0.30, -13.80,  99.90, -13.69,   0.41,
10/15 04Z,  -0.40, -17.05,  99.90, -17.03,   0.41,
10/15 05Z,  -0.40, -19.08,  99.90, -19.06,   0.41,
10/15 06Z,  -0.50, -19.48,  99.90, -19.57,   0.41,  (min)
10/15 07Z,  -0.50, -18.28,  99.90, -18.37,   0.41,
10/15 08Z,  -0.50, -15.87,  99.90, -15.95,   0.41,
10/15 09Z,  -0.40, -12.87,  99.90, -12.85,   0.41,
10/15 10Z,  -0.20,  -9.97,  99.90,  -9.76,   0.41,
10/15 11Z,  -0.10,  -7.82,  99.90,  -7.51,   0.41,
10/15 12Z,   0.00,  -6.85,  99.90,  -6.44,   0.41,  (max)
10/15 13Z,   0.10,  -7.24,  99.90,  -6.73,   0.41,
10/15 14Z,   0.20,  -8.80,  99.90,  -8.18,   0.41,
10/15 15Z,   0.20, -11.01,  99.90, -10.39,   0.41,
10/15 16Z,   0.10, -13.16,  99.90, -12.64,   0.41,
10/15 17Z,   0.10, -14.56,  99.90, -14.05,   0.41,
10/15 18Z,   0.10, -14.76,  99.90, -14.25,   0.41,
10/15 19Z,  99.90, -13.69,  99.90,  99.90,   0.41,
10/15 20Z,  99.90, -11.63,  99.90,  99.90,   0.41,
10/15 21Z,  99.90,  -9.13,  99.90,  99.90,   0.41,
10/15 22Z,  99.90,  -6.83,  99.90,  99.90,   0.41,
10/15 23Z,  99.90,  -5.34,  99.90,  99.90,   0.41,
10/16 00Z,  99.90,  -5.06,  99.90,  99.90,   0.41,