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
#Port Townsend, WA : 07/14/2025 23:22:12 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/13 06Z,   0.00,   6.95,   6.95,  99.90,   0.00,
07/13 07Z,   0.00,   6.47,   6.50,  99.90,   0.03,
07/13 08Z,   0.00,   6.39,   6.39,  99.90,  -0.00,  (min)
07/13 09Z,   0.00,   6.57,   6.62,  99.90,   0.05,
07/13 10Z,   0.00,   6.80,   6.84,  99.90,   0.04,
07/13 11Z,   0.00,   7.01,   7.10,  99.90,   0.09,
07/13 12Z,   0.00,   7.14,   7.35,  99.90,   0.21,  (max)
07/13 13Z,   0.00,   6.96,   7.17,  99.90,   0.21,
07/13 14Z,   0.00,   6.18,   6.43,  99.90,   0.25,
07/13 15Z,   0.00,   4.71,   4.83,  99.90,   0.12,
07/13 16Z,  -0.10,   2.74,   2.81,  99.90,   0.17,
07/13 17Z,  -0.10,   0.69,   0.64,  99.90,   0.05,
07/13 18Z,   0.00,  -0.99,  -1.02,  99.90,  -0.03,
07/13 19Z,  -0.10,  -1.87,  -1.69,  99.90,   0.28,  (min)
07/13 20Z,  -0.10,  -1.73,  -1.42,  99.90,   0.41,
07/13 21Z,   0.00,  -0.75,  -0.50,  99.90,   0.25,
07/13 22Z,   0.00,   0.76,   0.97,  99.90,   0.21,
07/13 23Z,  -0.10,   2.56,   2.65,  99.90,   0.19,
07/14 00Z,   0.00,   4.54,   4.61,  99.90,   0.07,
07/14 01Z,   0.00,   6.47,   6.55,  99.90,   0.08,
07/14 02Z,   0.10,   7.97,   7.89,  99.90,  -0.18,
07/14 03Z,   0.10,   8.72,   8.52,  99.90,  -0.30,
07/14 04Z,   0.10,   8.67,   8.61,  99.90,  -0.16,  (max)
07/14 05Z,   0.10,   8.00,   8.12,  99.90,   0.02,
07/14 06Z,   0.10,   7.04,   7.12,  99.90,  -0.02,
07/14 07Z,   0.00,   6.18,   6.17,  99.90,  -0.01,
07/14 08Z,   0.00,   5.72,   5.68,  99.90,  -0.04,  (min)
07/14 09Z,   0.10,   5.71,   5.72,  99.90,  -0.09,
07/14 10Z,   0.10,   5.94,   5.95,  99.90,  -0.09,
07/14 11Z,   0.00,   6.21,   6.37,  99.90,   0.16,
07/14 12Z,   0.00,   6.48,   6.66,  99.90,   0.18,
07/14 13Z,   0.00,   6.65,   6.86,  99.90,   0.21,  (max)
07/14 14Z,   0.00,   6.47,   6.72,  99.90,   0.25,
07/14 15Z,   0.00,   5.67,   5.83,  99.90,   0.16,
07/14 16Z,   0.00,   4.22,   4.38,  99.90,   0.16,
07/14 17Z,   0.00,   2.39,   2.54,  99.90,   0.15,
07/14 18Z,   0.00,   0.60,   0.59,  99.90,  -0.01,
07/14 19Z,   0.00,  -0.73,  -0.78,  99.90,  -0.05,
07/14 20Z,   0.00,  -1.23,  -1.06,  99.90,   0.17,  (min)
07/14 21Z,   0.00,  -0.80,  -0.49,  99.90,   0.31,
07/14 22Z,   0.00,   0.37,   0.62,  99.90,   0.25,
07/14 23Z,   0.00,   1.96,   2.15,  99.90,   0.19,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/15 00Z,   0.00,   3.77,  99.90,   3.95,   0.18,
07/15 01Z,   0.00,   5.67,  99.90,   5.85,   0.17,
07/15 02Z,   0.00,   7.39,  99.90,   7.55,   0.17,
07/15 03Z,   0.00,   8.52,  99.90,   8.68,   0.16,
07/15 04Z,   0.00,   8.82,  99.90,   8.97,   0.15,  (max)
07/15 05Z,   0.00,   8.33,  99.90,   8.47,   0.14,
07/15 06Z,   0.00,   7.31,  99.90,   7.45,   0.14,
07/15 07Z,   0.00,   6.14,  99.90,   6.26,   0.13,
07/15 08Z,   0.00,   5.19,  99.90,   5.31,   0.12,
07/15 09Z,   0.00,   4.74,  99.90,   4.86,   0.11,  (min)
07/15 10Z,   0.00,   4.77,  99.90,   4.88,   0.11,
07/15 11Z,   0.00,   5.05,  99.90,   5.15,   0.10,
07/15 12Z,   0.00,   5.41,  99.90,   5.50,   0.10,
07/15 13Z,   0.00,   5.78,  99.90,   5.88,   0.10,
07/15 14Z,   0.00,   6.04,  99.90,   6.14,   0.10,  (max)
07/15 15Z,   0.00,   5.93,  99.90,   6.03,   0.10,
07/15 16Z,   0.00,   5.22,  99.90,   5.32,   0.10,
07/15 17Z,   0.00,   3.95,  99.90,   4.05,   0.10,
07/15 18Z,   0.00,   2.42,  99.90,   2.52,   0.10,
07/15 19Z,   0.00,   0.99,  99.90,   1.09,   0.10,
07/15 20Z,   0.00,   0.05,  99.90,   0.15,   0.10,
07/15 21Z,   0.00,  -0.11,  99.90,  -0.01,   0.10,  (min)
07/15 22Z,   0.00,   0.55,  99.90,   0.65,   0.10,
07/15 23Z,   0.00,   1.81,  99.90,   1.91,   0.10,
07/16 00Z,   0.00,   3.38,  99.90,   3.48,   0.10,
07/16 01Z,   0.00,   5.09,  99.90,   5.19,   0.10,
07/16 02Z,   0.10,   6.78,  99.90,   6.98,   0.10,
07/16 03Z,   0.10,   8.15,  99.90,   8.35,   0.10,
07/16 04Z,   0.10,   8.83,  99.90,   9.03,   0.10,  (max)
07/16 05Z,   0.10,   8.64,  99.90,   8.84,   0.10,
07/16 06Z,   0.10,   7.72,  99.90,   7.92,   0.10,
07/16 07Z,   0.10,   6.39,  99.90,   6.59,   0.10,
07/16 08Z,   0.10,   5.02,  99.90,   5.22,   0.10,
07/16 09Z,   0.10,   4.00,  99.90,   4.20,   0.10,
07/16 10Z,   0.10,   3.55,  99.90,   3.75,   0.10,  (min)
07/16 11Z,   0.20,   3.62,  99.90,   3.92,   0.10,
07/16 12Z,   0.20,   3.97,  99.90,   4.27,   0.10,
07/16 13Z,   0.20,   4.45,  99.90,   4.75,   0.10,
07/16 14Z,   0.20,   4.97,  99.90,   5.27,   0.10,
07/16 15Z,   0.20,   5.39,  99.90,   5.69,   0.10,
07/16 16Z,   0.20,   5.45,  99.90,   5.75,   0.10,  (max)
07/16 17Z,   0.20,   4.96,  99.90,   5.26,   0.10,
07/16 18Z,   0.20,   4.02,  99.90,   4.32,   0.10,
07/16 19Z,   0.10,   2.89,  99.90,   3.09,   0.10,
07/16 20Z,   0.20,   1.88,  99.90,   2.18,   0.10,
07/16 21Z,   0.20,   1.31,  99.90,   1.60,   0.10,  (min)
07/16 22Z,   0.20,   1.40,  99.90,   1.70,   0.10,
07/16 23Z,   0.20,   2.18,  99.90,   2.48,   0.10,
07/17 00Z,   0.20,   3.41,  99.90,   3.71,   0.10,
07/17 01Z,   0.20,   4.85,  99.90,   5.15,   0.10,
07/17 02Z,   0.20,   6.34,  99.90,   6.64,   0.10,
07/17 03Z,   0.30,   7.72,  99.90,   8.12,   0.10,
07/17 04Z,   0.30,   8.66,  99.90,   9.06,   0.10,
07/17 05Z,   0.30,   8.85,  99.90,   9.25,   0.10,  (max)
07/17 06Z,   0.30,   8.20,  99.90,   8.60,   0.10,
07/17 07Z,   0.30,   6.91,  99.90,   7.30,   0.10,
07/17 08Z,   0.30,   5.30,  99.90,   5.70,   0.10,
07/17 09Z,   0.30,   3.76,  99.90,   4.16,   0.10,
07/17 10Z,   0.30,   2.67,  99.90,   3.06,   0.10,
07/17 11Z,   0.30,   2.22,  99.90,   2.62,   0.10,  (min)
07/17 12Z,   0.30,   2.35,  99.90,   2.74,   0.10,
07/17 13Z,   0.30,   2.81,  99.90,   3.21,   0.10,
07/17 14Z,   0.30,   3.44,  99.90,   3.84,   0.10,
07/17 15Z,   0.30,   4.16,  99.90,   4.56,   0.10,
07/17 16Z,   0.30,   4.81,  99.90,   5.21,   0.10,
07/17 17Z,   0.30,   5.12,  99.90,   5.52,   0.10,  (max)
07/17 18Z,   0.30,   4.98,  99.90,   5.38,   0.10,
07/17 19Z,   0.20,   4.46,  99.90,   4.76,   0.10,
07/17 20Z,   0.20,   3.78,  99.90,   4.08,   0.10,
07/17 21Z,   0.30,   3.17,  99.90,   3.56,   0.10,
07/17 22Z,   0.30,   2.87,  99.90,   3.26,   0.10,  (min)
07/17 23Z,   0.30,   3.10,  99.90,   3.49,   0.10,
07/18 00Z,   0.30,   3.87,  99.90,   4.26,   0.10,
07/18 01Z,   0.30,   4.97,  99.90,   5.37,   0.10,
07/18 02Z,   0.30,   6.19,  99.90,   6.59,   0.10,
07/18 03Z,   0.30,   7.38,  99.90,   7.78,   0.10,
07/18 04Z,   0.30,   8.38,  99.90,   8.78,   0.10,
07/18 05Z,   0.40,   8.87,  99.90,   9.37,   0.10,  (max)
07/18 06Z,   0.40,   8.61,  99.90,   9.10,   0.10,
07/18 07Z,   0.40,   7.57,  99.90,   8.07,   0.10,
07/18 08Z,   0.40,   5.98,  99.90,   6.47,   0.10,
07/18 09Z,   0.30,   4.15,  99.90,   4.55,   0.10,
07/18 10Z,   0.30,   2.47,  99.90,   2.86,   0.10,
07/18 11Z,   0.30,   1.31,  99.90,   1.70,   0.10,
07/18 12Z,   0.30,   0.87,  99.90,   1.27,   0.10,  (min)
07/18 13Z,   0.30,   1.08,  99.90,   1.48,   0.10,
07/18 14Z,   0.30,   1.68,  99.90,   2.08,   0.10,
07/18 15Z,   0.30,   2.50,  99.90,   2.90,   0.10,
07/18 16Z,   0.30,   3.46,  99.90,   3.86,   0.10,
07/18 17Z,   0.30,   4.38,  99.90,   4.78,   0.10,
07/18 18Z,   0.30,   5.03,  99.90,   5.43,   0.10,