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
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Ocean City, MD
Wachapreague
Kiptopeke, VA
Cambridge, MD
Baltimore, MD
Annapolis, MD
Solomons Is, MD
Washington DC
Colonial Beach
Lewisetta, VA
Gloucester Pnt
Hampton Road
Portsmouth, VA
CBBT, VA
Duck Pier, NC
Cape Hatteras NC
Surge List
East Coast
#Alitak, AK : 10/15/2026 01:24:19 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/13 06Z,  -0.30, -16.34, -16.12,  99.90,   0.52,
10/13 07Z,  -0.30, -15.95, -15.80,  99.90,   0.45,  (min)
10/13 08Z,  -0.30, -14.18, -14.32,  99.90,   0.16,
10/13 09Z,  -0.30, -11.30, -11.39,  99.90,   0.21,
10/13 10Z,  -0.30,  -8.01,  -8.03,  99.90,   0.28,
10/13 11Z,  -0.30,  -5.37,  -5.31,  99.90,   0.36,
10/13 12Z,  -0.30,  -4.09,  -4.06,  99.90,   0.33,  (max)
10/13 13Z,  -0.30,  -4.29,  -4.44,  99.90,   0.15,
10/13 14Z,  -0.30,  -5.70,  -5.82,  99.90,   0.18,
10/13 15Z,  -0.30,  -7.80,  -7.80,  99.90,   0.30,
10/13 16Z,  -0.30,  -9.92,  -9.99,  99.90,   0.23,
10/13 17Z,  -0.30, -11.49, -11.50,  99.90,   0.29,
10/13 18Z,  -0.30, -12.10, -12.04,  99.90,   0.36,  (min)
10/13 19Z,  -0.30, -11.58, -11.55,  99.90,   0.33,
10/13 20Z,  -0.30, -10.03, -10.07,  99.90,   0.26,
10/13 21Z,  -0.30,  -7.71,  -7.70,  99.90,   0.31,
10/13 22Z,  -0.30,  -5.11,  -5.17,  99.90,   0.24,
10/13 23Z,  -0.30,  -3.06,  -3.20,  99.90,   0.16,
10/14 00Z,  -0.30,  -2.34,  -2.63,  99.90,   0.01,  (max)
10/14 01Z,  -0.40,  -3.15,  -3.27,  99.90,   0.28,
10/14 02Z,  -0.40,  -5.21,  -5.18,  99.90,   0.43,
10/14 03Z,  -0.40,  -8.08,  -8.03,  99.90,   0.45,
10/14 04Z,  -0.40, -11.13, -10.99,  99.90,   0.54,
10/14 05Z,  -0.40, -13.75, -13.67,  99.90,   0.48,
10/14 06Z,  -0.50, -15.43, -15.38,  99.90,   0.55,
10/14 07Z,  -0.40, -15.83, -15.57,  99.90,   0.66,  (min)
10/14 08Z,  -0.40, -14.92, -14.88,  99.90,   0.44,
10/14 09Z,  -0.40, -12.87, -13.12,  99.90,   0.15,
10/14 10Z,  -0.50, -10.06, -10.18,  99.90,   0.38,
10/14 11Z,  -0.50,  -7.23,  -7.26,  99.90,   0.47,
10/14 12Z,  -0.50,  -5.28,  -5.23,  99.90,   0.55,
10/14 13Z,  -0.60,  -4.67,  -4.55,  99.90,   0.72,  (max)
10/14 14Z,  -0.70,  -5.30,  -5.24,  99.90,   0.76,
10/14 15Z,  -0.80,  -6.77,  -6.71,  99.90,   0.86,
10/14 16Z,  -1.00,  -8.59,  -8.33,  99.90,   1.26,
10/14 17Z,  -0.90, -10.20,  -9.49,  99.90,   1.61,
10/14 18Z,  -0.30, -11.16, -10.59,  99.90,   0.87,
10/14 19Z,  -0.30, -11.17, -10.77,  99.90,   0.70,  (min)
10/14 20Z,  -0.30, -10.21,  -9.79,  99.90,   0.72,
10/14 21Z,  -0.30,  -8.53,  -8.06,  99.90,   0.77,
10/14 22Z,  -0.30,  -6.42,  -6.01,  99.90,   0.71,
10/14 23Z,  -0.30,  -4.39,  -3.84,  99.90,   0.85,
10/15 00Z,  -0.40,  -3.16,  -2.64,  99.90,   0.92,  (max)
10/15 01Z,  -0.40,  -3.23,  -2.83,  99.90,   0.80,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
10/15 02Z,  -0.50,  -4.55,  99.90,  -4.28,   0.78,
10/15 03Z,  -0.50,  -6.76,  99.90,  -6.51,   0.75,
10/15 04Z,  -0.60,  -9.40,  99.90,  -9.27,   0.73,
10/15 05Z,  -0.60, -11.96,  99.90, -11.86,   0.70,
10/15 06Z,  -0.50, -13.97,  99.90, -13.79,   0.68,
10/15 07Z,  -0.50, -15.01,  99.90, -14.86,   0.65,  (min)
10/15 08Z,  -0.50, -14.88,  99.90, -14.75,   0.63,
10/15 09Z,  -0.40, -13.67,  99.90, -13.47,   0.61,
10/15 10Z,  -0.40, -11.64,  99.90, -11.46,   0.58,
10/15 11Z,  -0.30,  -9.17,  99.90,  -8.91,   0.56,
10/15 12Z,  -0.30,  -6.95,  99.90,  -6.72,   0.53,
10/15 13Z,  -0.20,  -5.68,  99.90,  -5.37,   0.51,
10/15 14Z,  -0.20,  -5.57,  99.90,  -5.26,   0.51,  (max)
10/15 15Z,  -0.10,  -6.35,  99.90,  -5.94,   0.51,
10/15 16Z,   0.00,  -7.66,  99.90,  -7.15,   0.51,
10/15 17Z,   0.00,  -9.05,  99.90,  -8.54,   0.51,
10/15 18Z,   0.00, -10.12,  99.90,  -9.61,   0.51,
10/15 19Z,   0.10, -10.53,  99.90,  -9.92,   0.51,  (min)
10/15 20Z,   0.10, -10.10,  99.90,  -9.49,   0.51,
10/15 21Z,   0.20,  -8.96,  99.90,  -8.25,   0.51,
10/15 22Z,   0.20,  -7.41,  99.90,  -6.70,   0.51,
10/15 23Z,   0.20,  -5.73,  99.90,  -5.02,   0.51,
10/16 00Z,   0.20,  -4.35,  99.90,  -3.64,   0.51,
10/16 01Z,   0.10,  -3.85,  99.90,  -3.24,   0.51,  (max)
10/16 02Z,   0.00,  -4.47,  99.90,  -3.96,   0.51,
10/16 03Z,   0.00,  -5.98,  99.90,  -5.47,   0.51,
10/16 04Z,   0.00,  -8.01,  99.90,  -7.50,   0.51,
10/16 05Z,   0.00, -10.23,  99.90,  -9.72,   0.51,
10/16 06Z,  -0.10, -12.25,  99.90, -11.84,   0.51,
10/16 07Z,  -0.10, -13.68,  99.90, -13.27,   0.51,
10/16 08Z,   0.00, -14.22,  99.90, -13.71,   0.51,  (min)
10/16 09Z,   0.00, -13.79,  99.90, -13.28,   0.51,
10/16 10Z,   0.00, -12.56,  99.90, -12.05,   0.51,
10/16 11Z,   0.00, -10.77,  99.90, -10.26,   0.51,
10/16 12Z,  -0.10,  -8.78,  99.90,  -8.37,   0.51,
10/16 13Z,  -0.10,  -7.16,  99.90,  -6.75,   0.51,
10/16 14Z,  -0.20,  -6.40,  99.90,  -6.09,   0.51,  (max)
10/16 15Z,  -0.20,  -6.51,  99.90,  -6.21,   0.51,
10/16 16Z,  -0.20,  -7.21,  99.90,  -6.90,   0.51,
10/16 17Z,  -0.20,  -8.19,  99.90,  -7.88,   0.51,
10/16 18Z,  -0.20,  -9.14,  99.90,  -8.83,   0.51,
10/16 19Z,  -0.10,  -9.75,  99.90,  -9.34,   0.51,  (min)
10/16 20Z,   0.00,  -9.77,  99.90,  -9.26,   0.51,
10/16 21Z,   0.00,  -9.15,  99.90,  -8.64,   0.51,
10/16 22Z,   0.00,  -8.09,  99.90,  -7.58,   0.51,
10/16 23Z,   0.00,  -6.86,  99.90,  -6.35,   0.51,
10/17 00Z,   0.00,  -5.68,  99.90,  -5.17,   0.51,
10/17 01Z,   0.00,  -4.88,  99.90,  -4.37,   0.51,
10/17 02Z,   0.00,  -4.87,  99.90,  -4.36,   0.51,  (max)
10/17 03Z,   0.00,  -5.70,  99.90,  -5.19,   0.51,
10/17 04Z,  -0.10,  -7.09,  99.90,  -6.68,   0.51,
10/17 05Z,  -0.10,  -8.77,  99.90,  -8.36,   0.51,
10/17 06Z,  -0.10, -10.52,  99.90, -10.11,   0.51,
10/17 07Z,  -0.10, -12.05,  99.90, -11.64,   0.51,
10/17 08Z,  -0.10, -13.06,  99.90, -12.65,   0.51,
10/17 09Z,  -0.10, -13.34,  99.90, -12.93,   0.51,  (min)
10/17 10Z,   0.00, -12.87,  99.90, -12.36,   0.51,
10/17 11Z,  -0.10, -11.83,  99.90, -11.42,   0.51,
10/17 12Z,  -0.10, -10.40,  99.90,  -9.99,   0.51,
10/17 13Z,  -0.20,  -8.85,  99.90,  -8.54,   0.51,
10/17 14Z,  -0.20,  -7.65,  99.90,  -7.34,   0.51,
10/17 15Z,  -0.30,  -7.14,  99.90,  -6.93,   0.51,  (max)
10/17 16Z,  -0.30,  -7.22,  99.90,  -7.01,   0.51,
10/17 17Z,  -0.30,  -7.67,  99.90,  -7.46,   0.51,
10/17 18Z,  -0.30,  -8.31,  99.90,  -8.10,   0.51,
10/17 19Z,  -0.30,  -8.91,  99.90,  -8.70,   0.51,
10/17 20Z,  -0.20,  -9.23,  99.90,  -8.92,   0.51,  (min)
10/17 21Z,  -0.20,  -9.12,  99.90,  -8.81,   0.51,
10/17 22Z,  -0.20,  -8.56,  99.90,  -8.25,   0.51,
10/17 23Z,  -0.20,  -7.76,  99.90,  -7.45,   0.51,
10/18 00Z,  -0.20,  -6.92,  99.90,  -6.61,   0.51,
10/18 01Z,  -0.20,  -6.16,  99.90,  -5.85,   0.51,
10/18 02Z,  -0.30,  -5.72,  99.90,  -5.51,   0.51,  (max)
10/18 03Z,  -0.30,  -5.88,  99.90,  -5.67,   0.51,
10/18 04Z,  -0.30,  -6.61,  99.90,  -6.40,   0.51,
10/18 05Z,  -0.30,  -7.70,  99.90,  -7.49,   0.51,
10/18 06Z,  -0.30,  -9.00,  99.90,  -8.79,   0.51,
10/18 07Z,  -0.30, -10.36,  99.90, -10.15,   0.51,
10/18 08Z,  -0.20, -11.59,  99.90, -11.28,   0.51,
10/18 09Z,  -0.20, -12.42,  99.90, -12.11,   0.51,
10/18 10Z,  -0.20, -12.69,  99.90, -12.38,   0.51,  (min)
10/18 11Z,  -0.30, -12.36,  99.90, -12.15,   0.51,
10/18 12Z,  -0.30, -11.58,  99.90, -11.37,   0.51,
10/18 13Z,  -0.40, -10.45,  99.90, -10.34,   0.51,
10/18 14Z,  -0.50,  -9.17,  99.90,  -9.16,   0.51,
10/18 15Z,  -0.50,  -8.13,  99.90,  -8.12,   0.51,
10/18 16Z,  -0.60,  -7.59,  99.90,  -7.68,   0.51,
10/18 17Z,  -0.60,  -7.47,  99.90,  -7.56,   0.51,  (max)
10/18 18Z,  -0.60,  -7.66,  99.90,  -7.75,   0.51,