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
Eastport, ME
Bar Harbor, ME
Portland, ME
Portsmouth, ME
Boston, MA
Buzzards Bay MA
Woods Hole, MA
Nantucket, MA
Providence, RI
Newport, RI
Block Island, RI
Montauk Point NY
New London, CT
Bridgeport, CT
Port Jefferson NY
Kings Pnt, NY
The Battery, NY
Bergen Pnt, NY
Sandy Hook, NJ
Atlantic City, NJ
Cape May, NJ
Philadelphia, PA
Reedy Pnt, DE
Lewes, DE
Surge List
East Coast
#Sitka, AK : 07/02/2025 20:21:21 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/01 00Z,  -0.30,   7.01,   7.05,  99.90,   0.34,
07/01 01Z,  -0.30,   8.23,   8.21,  99.90,   0.28,
07/01 02Z,  -0.20,   8.58,   8.54,  99.90,   0.16,  (max)
07/01 03Z,  -0.20,   8.04,   7.93,  99.90,   0.09,
07/01 04Z,  -0.20,   6.83,   6.71,  99.90,   0.08,
07/01 05Z,  -0.20,   5.30,   5.17,  99.90,   0.07,
07/01 06Z,  -0.20,   3.88,   3.78,  99.90,   0.10,
07/01 07Z,  -0.10,   2.94,   2.84,  99.90,   0.00,
07/01 08Z,  -0.10,   2.71,   2.67,  99.90,   0.06,  (min)
07/01 09Z,  -0.10,   3.23,   3.22,  99.90,   0.09,
07/01 10Z,  -0.20,   4.32,   4.26,  99.90,   0.14,
07/01 11Z,  -0.20,   5.67,   5.61,  99.90,   0.14,
07/01 12Z,  -0.20,   6.87,   6.78,  99.90,   0.11,
07/01 13Z,  -0.20,   7.58,   7.54,  99.90,   0.16,  (max)
07/01 14Z,  -0.20,   7.55,   7.53,  99.90,   0.18,
07/01 15Z,  -0.20,   6.74,   6.68,  99.90,   0.14,
07/01 16Z,  -0.20,   5.32,   5.28,  99.90,   0.16,
07/01 17Z,  -0.20,   3.61,   3.56,  99.90,   0.15,
07/01 18Z,  -0.20,   2.01,   1.94,  99.90,   0.13,
07/01 19Z,  -0.10,   0.91,   0.85,  99.90,   0.04,
07/01 20Z,  -0.10,   0.58,   0.58,  99.90,   0.10,  (min)
07/01 21Z,  -0.10,   1.11,   1.14,  99.90,   0.13,
07/01 22Z,  -0.20,   2.40,   2.44,  99.90,   0.24,
07/01 23Z,  -0.20,   4.16,   4.17,  99.90,   0.21,
07/02 00Z,  -0.10,   5.99,   5.98,  99.90,   0.09,
07/02 01Z,  -0.10,   7.50,   7.44,  99.90,   0.04,
07/02 02Z,  -0.10,   8.36,   8.21,  99.90,  -0.05,
07/02 03Z,  -0.10,   8.42,   8.24,  99.90,  -0.08,  (max)
07/02 04Z,  -0.20,   7.71,   7.51,  99.90,  -0.00,
07/02 05Z,  -0.20,   6.45,   6.25,  99.90,  -0.00,
07/02 06Z,  -0.10,   4.97,   4.77,  99.90,  -0.10,
07/02 07Z,  -0.10,   3.64,   3.47,  99.90,  -0.07,
07/02 08Z,  -0.10,   2.78,   2.62,  99.90,  -0.06,
07/02 09Z,  -0.10,   2.57,   2.44,  99.90,  -0.03,  (min)
07/02 10Z,  -0.10,   3.01,   2.89,  99.90,  -0.02,
07/02 11Z,  -0.10,   3.94,   3.85,  99.90,   0.01,
07/02 12Z,   0.00,   5.08,   5.02,  99.90,  -0.06,
07/02 13Z,   0.00,   6.08,   5.95,  99.90,  -0.13,
07/02 14Z,   0.00,   6.66,   6.57,  99.90,  -0.09,  (max)
07/02 15Z,   0.00,   6.63,   6.54,  99.90,  -0.09,
07/02 16Z,   0.00,   5.99,   5.95,  99.90,  -0.04,
07/02 17Z,   0.00,   4.88,   4.85,  99.90,  -0.03,
07/02 18Z,   0.00,   3.58,   3.50,  99.90,  -0.08,
07/02 19Z,   0.00,   2.42,   2.38,  99.90,  -0.04,
07/02 20Z,   0.00,   1.72,   1.64,  99.90,  -0.08,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
07/02 21Z,   0.00,   1.68,  99.90,   1.61,  -0.07,  (min)
07/02 22Z,   0.00,   2.34,  99.90,   2.28,  -0.06,
07/02 23Z,   0.00,   3.58,  99.90,   3.54,  -0.05,
07/03 00Z,   0.00,   5.15,  99.90,   5.11,  -0.03,
07/03 01Z,   0.00,   6.68,  99.90,   6.66,  -0.02,
07/03 02Z,   0.00,   7.86,  99.90,   7.85,  -0.01,
07/03 03Z,   0.00,   8.42,  99.90,   8.42,  -0.00,  (max)
07/03 04Z,   0.00,   8.26,  99.90,   8.27,   0.01,
07/03 05Z,   0.00,   7.42,  99.90,   7.44,   0.02,
07/03 06Z,   0.00,   6.12,  99.90,   6.16,   0.03,
07/03 07Z,   0.00,   4.67,  99.90,   4.71,   0.04,
07/03 08Z,   0.00,   3.38,  99.90,   3.44,   0.06,
07/03 09Z,   0.00,   2.54,  99.90,   2.59,   0.06,
07/03 10Z,   0.00,   2.29,  99.90,   2.34,   0.06,  (min)
07/03 11Z,   0.00,   2.63,  99.90,   2.69,   0.06,
07/03 12Z,   0.00,   3.43,  99.90,   3.49,   0.06,
07/03 13Z,   0.00,   4.43,  99.90,   4.49,   0.06,
07/03 14Z,  -0.10,   5.35,  99.90,   5.30,   0.06,
07/03 15Z,  -0.10,   5.92,  99.90,   5.88,   0.06,
07/03 16Z,  -0.10,   6.01,  99.90,   5.97,   0.06,  (max)
07/03 17Z,  -0.10,   5.59,  99.90,   5.55,   0.06,
07/03 18Z,  -0.10,   4.80,  99.90,   4.75,   0.06,
07/03 19Z,  -0.10,   3.86,  99.90,   3.81,   0.06,
07/03 20Z,  -0.10,   3.05,  99.90,   3.00,   0.06,
07/03 21Z,  -0.10,   2.62,  99.90,   2.58,   0.06,  (min)
07/03 22Z,   0.00,   2.74,  99.90,   2.79,   0.06,
07/03 23Z,   0.00,   3.43,  99.90,   3.48,   0.06,
07/04 00Z,   0.00,   4.57,  99.90,   4.62,   0.06,
07/04 01Z,   0.00,   5.93,  99.90,   5.99,   0.06,
07/04 02Z,  -0.10,   7.21,  99.90,   7.17,   0.06,
07/04 03Z,  -0.10,   8.13,  99.90,   8.08,   0.06,
07/04 04Z,  -0.10,   8.46,  99.90,   8.41,   0.06,  (max)
07/04 05Z,  -0.10,   8.12,  99.90,   8.08,   0.06,
07/04 06Z,  -0.10,   7.18,  99.90,   7.14,   0.06,
07/04 07Z,  -0.10,   5.83,  99.90,   5.78,   0.06,
07/04 08Z,  -0.10,   4.35,  99.90,   4.31,   0.06,
07/04 09Z,  -0.10,   3.05,  99.90,   3.00,   0.06,
07/04 10Z,  -0.10,   2.17,  99.90,   2.13,   0.06,
07/04 11Z,  -0.10,   1.87,  99.90,   1.82,   0.06,  (min)
07/04 12Z,  -0.10,   2.15,  99.90,   2.11,   0.06,
07/04 13Z,  -0.10,   2.89,  99.90,   2.84,   0.06,
07/04 14Z,  -0.10,   3.86,  99.90,   3.82,   0.06,
07/04 15Z,  -0.10,   4.81,  99.90,   4.76,   0.06,
07/04 16Z,  -0.10,   5.49,  99.90,   5.44,   0.06,
07/04 17Z,  -0.10,   5.75,  99.90,   5.71,   0.06,  (max)
07/04 18Z,   0.00,   5.57,  99.90,   5.62,   0.06,
07/04 19Z,   0.00,   5.03,  99.90,   5.09,   0.06,
07/04 20Z,  -0.10,   4.34,  99.90,   4.30,   0.06,
07/04 21Z,  -0.10,   3.74,  99.90,   3.70,   0.06,
07/04 22Z,   0.00,   3.45,  99.90,   3.51,   0.06,  (min)
07/04 23Z,   0.00,   3.62,  99.90,   3.68,   0.06,
07/05 00Z,   0.00,   4.27,  99.90,   4.33,   0.06,
07/05 01Z,   0.00,   5.31,  99.90,   5.37,   0.06,
07/05 02Z,   0.00,   6.52,  99.90,   6.57,   0.06,
07/05 03Z,   0.00,   7.62,  99.90,   7.68,   0.06,
07/05 04Z,   0.00,   8.35,  99.90,   8.41,   0.06,
07/05 05Z,   0.00,   8.52,  99.90,   8.57,   0.06,  (max)
07/05 06Z,   0.00,   8.04,  99.90,   8.10,   0.06,
07/05 07Z,   0.00,   6.98,  99.90,   7.04,   0.06,
07/05 08Z,   0.00,   5.53,  99.90,   5.59,   0.06,
07/05 09Z,   0.00,   3.97,  99.90,   4.02,   0.06,
07/05 10Z,   0.00,   2.59,  99.90,   2.65,   0.06,
07/05 11Z,   0.00,   1.67,  99.90,   1.72,   0.06,
07/05 12Z,   0.00,   1.34,  99.90,   1.39,   0.06,  (min)
07/05 13Z,   0.00,   1.63,  99.90,   1.68,   0.06,
07/05 14Z,   0.00,   2.42,  99.90,   2.47,   0.06,
07/05 15Z,   0.00,   3.48,  99.90,   3.54,   0.06,
07/05 16Z,   0.00,   4.56,  99.90,   4.62,   0.06,
07/05 17Z,   0.00,   5.41,  99.90,   5.46,   0.06,
07/05 18Z,   0.00,   5.85,  99.90,   5.90,   0.06,  (max)
07/05 19Z,   0.00,   5.83,  99.90,   5.89,   0.06,
07/05 20Z,   0.00,   5.45,  99.90,   5.50,   0.06,
07/05 21Z,   0.00,   4.87,  99.90,   4.92,   0.06,
07/05 22Z,   0.00,   4.33,  99.90,   4.39,   0.06,
07/05 23Z,   0.00,   4.07,  99.90,   4.13,   0.06,  (min)
07/06 00Z,   0.00,   4.23,  99.90,   4.29,   0.06,
07/06 01Z,   0.00,   4.85,  99.90,   4.90,   0.06,
07/06 02Z,   0.00,   5.83,  99.90,   5.88,   0.06,
07/06 03Z,   0.00,   6.96,  99.90,   7.02,   0.06,
07/06 04Z,   0.00,   7.98,  99.90,   8.03,   0.06,
07/06 05Z,   0.00,   8.60,  99.90,   8.66,   0.06,  (max)
07/06 06Z,  -0.10,   8.64,  99.90,   8.59,   0.06,
07/06 07Z,  -0.10,   8.01,  99.90,   7.96,   0.06,
07/06 08Z,  -0.10,   6.78,  99.90,   6.74,   0.06,
07/06 09Z,  -0.10,   5.17,  99.90,   5.13,   0.06,
07/06 10Z,  -0.10,   3.47,  99.90,   3.43,   0.06,
07/06 11Z,  -0.10,   2.01,  99.90,   1.96,   0.06,
07/06 12Z,  -0.10,   1.05,  99.90,   1.00,   0.06,