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
Surge List
#Portland, ME : 12/06/2025 09:20:56 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/04 18Z,   0.10,   4.82,   4.76,  99.90,  -0.16,
12/04 19Z,   0.00,   1.68,   1.67,  99.90,  -0.01,
12/04 20Z,   0.00,  -0.63,  -0.60,  99.90,   0.03,
12/04 21Z,  -0.10,  -1.61,  -1.67,  99.90,   0.04,  (min)
12/04 22Z,  -0.20,  -1.11,  -1.32,  99.90,  -0.01,
12/04 23Z,  -0.50,   0.72,   0.24,  99.90,   0.02,
12/05 00Z,  -0.60,   3.45,   2.85,  99.90,  -0.00,
12/05 01Z,  -0.90,   6.35,   5.46,  99.90,   0.01,
12/05 02Z,  -1.10,   8.62,   7.40,  99.90,  -0.12,
12/05 03Z,  -1.30,   9.76,   8.36,  99.90,  -0.10,  (max)
12/05 04Z,  -1.40,   9.62,   8.03,  99.90,  -0.19,
12/05 05Z,  -1.50,   8.23,   6.77,  99.90,   0.04,
12/05 06Z,  -1.00,   5.84,   4.32,  99.90,  -0.52,
12/05 07Z,  -0.80,   3.08,   1.99,  99.90,  -0.29,
12/05 08Z,  -0.70,   0.81,  -0.06,  99.90,  -0.17,
12/05 09Z,  -0.50,  -0.31,  -0.86,  99.90,  -0.05,  (min)
12/05 10Z,  -0.40,   0.01,  -0.09,  99.90,   0.30,
12/05 11Z,  -0.20,   1.69,   1.49,  99.90,   0.00,
12/05 12Z,   0.00,   4.39,   4.24,  99.90,  -0.15,
12/05 13Z,   0.10,   7.46,   7.47,  99.90,  -0.09,
12/05 14Z,   0.30,  10.05,  10.04,  99.90,  -0.31,
12/05 15Z,   0.40,  11.50,  11.37,  99.90,  -0.53,  (max)
12/05 16Z,   0.30,  11.55,  11.29,  99.90,  -0.56,
12/05 17Z,   0.30,  10.22,   9.85,  99.90,  -0.67,
12/05 18Z,   0.30,   7.67,   7.34,  99.90,  -0.63,
12/05 19Z,   0.30,   4.41,   3.99,  99.90,  -0.72,
12/05 20Z,   0.30,   1.26,   0.79,  99.90,  -0.77,
12/05 21Z,   0.40,  -0.96,  -1.35,  99.90,  -0.79,
12/05 22Z,   0.40,  -1.78,  -2.11,  99.90,  -0.73,  (min)
12/05 23Z,   0.40,  -1.11,  -1.42,  99.90,  -0.71,
12/06 00Z,   0.20,   0.88,   0.77,  99.90,  -0.31,
12/06 01Z,   0.30,   3.71,   3.75,  99.90,  -0.26,
12/06 02Z,   0.40,   6.61,   6.58,  99.90,  -0.43,
12/06 03Z,   0.40,   8.80,   8.62,  99.90,  -0.58,
12/06 04Z,   0.50,   9.82,   9.51,  99.90,  -0.81,  (max)
12/06 05Z,   0.50,   9.54,   9.27,  99.90,  -0.77,
12/06 06Z,   0.40,   8.03,   7.84,  99.90,  -0.59,
12/06 07Z,   0.40,   5.55,   5.21,  99.90,  -0.74,
12/06 08Z,   0.40,   2.81,   2.41,  99.90,  -0.80,
12/06 09Z,   0.30,   0.64,   0.45,  99.90,  -0.49,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
12/06 10Z,   0.30,  -0.31,  99.90,  -0.48,  -0.47,  (min)
12/06 11Z,   0.30,   0.17,  99.90,   0.01,  -0.46,
12/06 12Z,   0.30,   1.99,  99.90,   1.85,  -0.44,
12/06 13Z,   0.30,   4.76,  99.90,   4.64,  -0.42,
12/06 14Z,   0.40,   7.80,  99.90,   7.79,  -0.40,
12/06 15Z,   0.40,  10.25,  99.90,  10.27,  -0.38,
12/06 16Z,   0.40,  11.53,  99.90,  11.56,  -0.36,  (max)
12/06 17Z,   0.40,  11.42,  99.90,  11.47,  -0.35,
12/06 18Z,   0.40,   9.94,  99.90,  10.01,  -0.33,
12/06 19Z,   0.40,   7.30,  99.90,   7.39,  -0.31,
12/06 20Z,   0.40,   4.04,  99.90,   4.15,  -0.29,
12/06 21Z,   0.50,   1.00,  99.90,   1.22,  -0.27,
12/06 22Z,   0.50,  -1.05,  99.90,  -0.82,  -0.27,
12/06 23Z,   0.40,  -1.70,  99.90,  -1.57,  -0.27,  (min)
12/07 00Z,   0.40,  -0.88,  99.90,  -0.75,  -0.27,
12/07 01Z,   0.40,   1.21,  99.90,   1.33,  -0.27,
12/07 02Z,   0.40,   4.04,  99.90,   4.16,  -0.27,
12/07 03Z,   0.40,   6.83,  99.90,   6.96,  -0.27,
12/07 04Z,   0.30,   8.86,  99.90,   8.89,  -0.27,
12/07 05Z,   0.30,   9.74,  99.90,   9.77,  -0.27,  (max)
12/07 06Z,   0.30,   9.35,  99.90,   9.38,  -0.27,
12/07 07Z,   0.20,   7.75,  99.90,   7.68,  -0.27,
12/07 08Z,   0.20,   5.27,  99.90,   5.20,  -0.27,
12/07 09Z,   0.20,   2.62,  99.90,   2.55,  -0.27,
12/07 10Z,   0.20,   0.62,  99.90,   0.55,  -0.27,
12/07 11Z,   0.20,  -0.16,  99.90,  -0.24,  -0.27,  (min)
12/07 12Z,   0.20,   0.44,  99.90,   0.37,  -0.27,
12/07 13Z,   0.20,   2.31,  99.90,   2.23,  -0.27,
12/07 14Z,   0.20,   5.05,  99.90,   4.97,  -0.27,
12/07 15Z,   0.20,   7.94,  99.90,   7.87,  -0.27,
12/07 16Z,   0.20,  10.20,  99.90,  10.13,  -0.27,
12/07 17Z,   0.20,  11.30,  99.90,  11.23,  -0.27,  (max)
12/07 18Z,   0.20,  11.07,  99.90,  11.00,  -0.27,
12/07 19Z,   0.20,   9.53,  99.90,   9.46,  -0.27,
12/07 20Z,   0.20,   6.90,  99.90,   6.83,  -0.27,
12/07 21Z,   0.20,   3.75,  99.90,   3.68,  -0.27,
12/07 22Z,   0.30,   0.91,  99.90,   0.94,  -0.27,
12/07 23Z,   0.30,  -0.91,  99.90,  -0.89,  -0.27,
12/08 00Z,   0.30,  -1.38,  99.90,  -1.36,  -0.27,  (min)
12/08 01Z,   0.30,  -0.47,  99.90,  -0.44,  -0.27,
12/08 02Z,   0.30,   1.62,  99.90,   1.65,  -0.27,
12/08 03Z,   0.30,   4.36,  99.90,   4.38,  -0.27,
12/08 04Z,   0.30,   6.98,  99.90,   7.01,  -0.27,
12/08 05Z,   0.30,   8.83,  99.90,   8.85,  -0.27,
12/08 06Z,   0.30,   9.56,  99.90,   9.59,  -0.27,  (max)
12/08 07Z,   0.30,   9.09,  99.90,   9.12,  -0.27,
12/08 08Z,   0.20,   7.47,  99.90,   7.40,  -0.27,
12/08 09Z,   0.20,   5.06,  99.90,   4.99,  -0.27,
12/08 10Z,   0.10,   2.56,  99.90,   2.39,  -0.27,
12/08 11Z,   0.00,   0.75,  99.90,   0.48,  -0.27,
12/08 12Z,   0.00,   0.11,  99.90,  -0.16,  -0.27,  (min)
12/08 13Z,  -0.20,   0.77,  99.90,   0.29,  -0.27,
12/08 14Z,  -0.20,   2.60,  99.90,   2.12,  -0.27,
12/08 15Z,  -0.30,   5.21,  99.90,   4.63,  -0.27,
12/08 16Z,  -0.50,   7.90,  99.90,   7.12,  -0.27,
12/08 17Z,  -0.60,   9.94,  99.90,   9.06,  -0.27,
12/08 18Z,  -0.70,  10.87,  99.90,   9.90,  -0.27,  (max)
12/08 19Z,  -0.60,  10.57,  99.90,   9.69,  -0.27,
12/08 20Z,  -0.50,   9.04,  99.90,   8.27,  -0.27,
12/08 21Z,  -0.20,   6.52,  99.90,   6.05,  -0.27,
12/08 22Z,   0.00,   3.58,  99.90,   3.30,  -0.27,
12/08 23Z,   0.10,   1.00,  99.90,   0.82,  -0.27,
12/09 00Z,   0.30,  -0.60,  99.90,  -0.57,  -0.27,
12/09 01Z,   0.40,  -0.92,  99.90,  -0.80,  -0.27,  (min)
12/09 02Z,   0.40,   0.03,  99.90,   0.15,  -0.27,
12/09 03Z,   0.40,   2.06,  99.90,   2.18,  -0.27,
12/09 04Z,   0.20,   4.64,  99.90,   4.57,  -0.27,
12/09 05Z,   0.20,   7.05,  99.90,   6.98,  -0.27,
12/09 06Z,   0.10,   8.71,  99.90,   8.54,  -0.27,
12/09 07Z,   0.10,   9.33,  99.90,   9.15,  -0.27,  (max)
12/09 08Z,   0.10,   8.82,  99.90,   8.64,  -0.27,
12/09 09Z,   0.10,   7.23,  99.90,   7.06,  -0.27,
12/09 10Z,   0.20,   4.94,  99.90,   4.86,  -0.27,
12/09 11Z,   0.30,   2.62,  99.90,   2.65,  -0.27,
12/09 12Z,   0.30,   0.99,  99.90,   1.02,  -0.27,
12/09 13Z,   0.40,   0.45,  99.90,   0.58,  -0.27,  (min)
12/09 14Z,   0.50,   1.09,  99.90,   1.32,  -0.27,
12/09 15Z,   0.50,   2.81,  99.90,   3.04,  -0.27,
12/09 16Z,   0.40,   5.23,  99.90,   5.36,  -0.27,
12/09 17Z,   0.40,   7.68,  99.90,   7.81,  -0.27,
12/09 18Z,   0.40,   9.50,  99.90,   9.63,  -0.27,
12/09 19Z,   0.30,  10.31,  99.90,  10.34,  -0.27,  (max)
12/09 20Z,   0.30,   9.99,  99.90,  10.02,  -0.27,
12/09 21Z,   0.20,   8.55,  99.90,   8.47,  -0.27,
12/09 22Z,   0.20,   6.19,  99.90,   6.12,  -0.27,
12/09 23Z,   0.20,   3.50,  99.90,   3.43,  -0.27,
12/10 00Z,   0.10,   1.20,  99.90,   1.03,  -0.27,
12/10 01Z,  99.90,  -0.18,  99.90,  99.90,  -0.27,
12/10 02Z,  99.90,  -0.40,  99.90,  99.90,  -0.27,
12/10 03Z,  99.90,   0.55,  99.90,  99.90,  -0.27,
12/10 04Z,  99.90,   2.47,  99.90,  99.90,  -0.27,
12/10 05Z,  99.90,   4.88,  99.90,  99.90,  -0.27,
12/10 06Z,  99.90,   7.08,  99.90,  99.90,  -0.27,