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
Ketchikan, AK
Sitka, AK
Juneau, AK
Skagway, AK
Elfin Cove, AK
Yakutat, AK
Cordova, AK
Valdez, AK
Seward, AK
Seldovia, AK
Nikiski, AK
Anchorage, AK
Kodiak Island, AK
Alitak, AK
Sand Point, AK
King Cove, AK
Adak Island, AK
Atka, AK
Unalaska, AK
Surge List
Gulf of Alaska
#Anchorage, AK : 05/14/2026 19:22:59 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/13 00Z,  -1.00,  -4.72,  -5.32,  99.90,   0.40,
05/13 01Z,  -1.00,  -3.99,  -4.80,  99.90,   0.19,  (max)
05/13 02Z,  -1.10,  -6.01,  -6.70,  99.90,   0.41,
05/13 03Z,  -1.10,  -9.97, -10.48,  99.90,   0.59,
05/13 04Z,  -1.10, -14.59, -14.94,  99.90,   0.75,
05/13 05Z,  -1.10, -18.65, -19.15,  99.90,   0.60,
05/13 06Z,  -1.30, -21.94, -22.82,  99.90,   0.42,
05/13 07Z,  -1.30, -23.98, -25.27,  99.90,   0.01,  (min)
05/13 08Z,  -1.30, -22.56, -22.83,  99.90,   1.03,
05/13 09Z,  -1.20, -17.34, -16.52,  99.90,   2.02,
05/13 10Z,  -1.20, -11.33, -10.82,  99.90,   1.71,
05/13 11Z,  -1.20,  -6.52,  -6.14,  99.90,   1.58,
05/13 12Z,  -1.20,  -2.89,  -2.53,  99.90,   1.56,
05/13 13Z,  -1.20,  -1.23,  -1.14,  99.90,   1.29,  (max)
05/13 14Z,  -1.10,  -2.43,  -2.81,  99.90,   0.72,
05/13 15Z,  -1.00,  -6.01,  -6.62,  99.90,   0.39,
05/13 16Z,  -0.90, -10.89, -11.58,  99.90,   0.21,
05/13 17Z,  -0.70, -15.90, -16.41,  99.90,   0.19,
05/13 18Z,  -0.60, -20.52, -20.95,  99.90,   0.17,
05/13 19Z,  -0.50, -24.58, -24.92,  99.90,   0.16,
05/13 20Z,  -0.40, -26.12, -27.28,  99.90,  -0.76,  (min)
05/13 21Z,  -0.30, -23.05, -23.06,  99.90,   0.29,
05/13 22Z,  -0.30, -17.06, -16.18,  99.90,   1.18,
05/13 23Z,  -0.20, -11.21, -10.48,  99.90,   0.93,
05/14 00Z,  -0.20,  -6.29,  -6.07,  99.90,   0.42,
05/14 01Z,  -0.10,  -2.93,  -3.10,  99.90,  -0.07,
05/14 02Z,  -0.10,  -2.47,  -2.74,  99.90,  -0.17,  (max)
05/14 03Z,  -0.10,  -4.97,  -5.32,  99.90,  -0.25,
05/14 04Z,   0.00,  -9.34,  -9.64,  99.90,  -0.30,
05/14 05Z,   0.00, -14.24, -14.50,  99.90,  -0.26,
05/14 06Z,   0.00, -18.58, -19.07,  99.90,  -0.49,
05/14 07Z,   0.00, -22.22, -23.10,  99.90,  -0.88,
05/14 08Z,   0.00, -24.14, -25.85,  99.90,  -1.71,  (min)
05/14 09Z,   0.10, -21.88, -22.02,  99.90,  -0.24,
05/14 10Z,   0.10, -15.70, -14.96,  99.90,   0.64,
05/14 11Z,   0.10,  -9.07,  -8.89,  99.90,   0.08,
05/14 12Z,   0.10,  -3.96,  -4.05,  99.90,  -0.19,
05/14 13Z,   0.10,  -0.60,  -0.60,  99.90,  -0.10,
05/14 14Z,   0.10,   0.08,   0.09,  99.90,  -0.09,  (max)
05/14 15Z,   0.20,  -2.29,  -2.79,  99.90,  -0.70,
05/14 16Z,   0.20,  -6.79,  -7.61,  99.90,  -1.02,
05/14 17Z,   0.20, -12.25, -12.85,  99.90,  -0.80,
05/14 18Z,   0.20, -17.68, -18.03,  99.90,  -0.55,
05/14 19Z,   0.20, -22.75, -22.87,  99.90,  -0.32,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 20Z,   0.20, -27.04,  99.90, -27.15,  -0.31,
05/14 21Z,   0.10, -27.98,  99.90, -28.17,  -0.29,  (min)
05/14 22Z,   0.10, -23.71,  99.90, -23.89,  -0.28,
05/14 23Z,   0.00, -16.60,  99.90, -16.87,  -0.27,
05/15 00Z,   0.00,  -9.83,  99.90, -10.09,  -0.26,
05/15 01Z,   0.00,  -4.37,  99.90,  -4.61,  -0.25,
05/15 02Z,   0.00,  -1.17,  99.90,  -1.41,  -0.24,  (max)
05/15 03Z,   0.00,  -1.36,  99.90,  -1.58,  -0.23,
05/15 04Z,   0.00,  -4.47,  99.90,  -4.69,  -0.22,
05/15 05Z,   0.00,  -9.22,  99.90,  -9.42,  -0.20,
05/15 06Z,   0.10, -14.29,  99.90, -14.38,  -0.19,
05/15 07Z,   0.10, -18.80,  99.90, -18.88,  -0.18,
05/15 08Z,   0.20, -22.57,  99.90, -22.55,  -0.18,
05/15 09Z,   0.20, -24.00,  99.90, -23.98,  -0.18,  (min)
05/15 10Z,   0.20, -20.58,  99.90, -20.56,  -0.18,
05/15 11Z,   0.10, -13.36,  99.90, -13.44,  -0.18,
05/15 12Z,   0.10,  -6.26,  99.90,  -6.34,  -0.18,
05/15 13Z,   0.10,  -1.23,  99.90,  -1.31,  -0.18,
05/15 14Z,   0.00,   1.34,  99.90,   1.16,  -0.18,  (max)
05/15 15Z,   0.00,   0.71,  99.90,   0.53,  -0.18,
05/15 16Z,   0.00,  -2.90,  99.90,  -3.08,  -0.18,
05/15 17Z,   0.00,  -8.19,  99.90,  -8.38,  -0.18,
05/15 18Z,   0.00, -14.07,  99.90, -14.25,  -0.18,
05/15 19Z,   0.00, -19.75,  99.90, -19.93,  -0.18,
05/15 20Z,   0.00, -25.11,  99.90, -25.29,  -0.18,
05/15 21Z,   0.00, -29.27,  99.90, -29.45,  -0.18,  (min)
05/15 22Z,   0.00, -29.16,  99.90, -29.34,  -0.18,
05/15 23Z,   0.00, -23.47,  99.90, -23.65,  -0.18,
05/16 00Z,   0.00, -15.30,  99.90, -15.48,  -0.18,
05/16 01Z,  -0.10,  -7.93,  99.90,  -8.21,  -0.18,
05/16 02Z,  -0.10,  -2.43,  99.90,  -2.71,  -0.18,
05/16 03Z,  -0.10,   0.16,  99.90,  -0.12,  -0.18,  (max)
05/16 04Z,  -0.10,  -0.84,  99.90,  -1.12,  -0.18,
05/16 05Z,  -0.10,  -4.49,  99.90,  -4.77,  -0.18,
05/16 06Z,  -0.10,  -9.46,  99.90,  -9.74,  -0.18,
05/16 07Z,  -0.10, -14.57,  99.90, -14.85,  -0.18,
05/16 08Z,  -0.10, -19.18,  99.90, -19.46,  -0.18,
05/16 09Z,  -0.10, -22.89,  99.90, -23.17,  -0.18,
05/16 10Z,  -0.10, -23.53,  99.90, -23.81,  -0.18,  (min)
05/16 11Z,  -0.10, -18.78,  99.90, -19.06,  -0.18,
05/16 12Z,  -0.10, -10.64,  99.90, -10.92,  -0.18,
05/16 13Z,  -0.10,  -3.41,  99.90,  -3.69,  -0.18,
05/16 14Z,  -0.10,   1.10,  99.90,   0.82,  -0.18,
05/16 15Z,  -0.10,   2.53,  99.90,   2.25,  -0.18,  (max)
05/16 16Z,  -0.10,   0.52,  99.90,   0.24,  -0.18,
05/16 17Z,  -0.10,  -4.09,  99.90,  -4.38,  -0.18,
05/16 18Z,  -0.10,  -9.90,  99.90, -10.18,  -0.18,
05/16 19Z,  -0.10, -15.98,  99.90, -16.26,  -0.18,
05/16 20Z,  -0.20, -21.82,  99.90, -22.20,  -0.18,
05/16 21Z,  -0.30, -27.32,  99.90, -27.80,  -0.18,
05/16 22Z,  -0.30, -31.00,  99.90, -31.48,  -0.18,  (min)
05/16 23Z,  -0.40, -29.54,  99.90, -30.12,  -0.18,
05/17 00Z,  -0.50, -22.41,  99.90, -23.09,  -0.18,
05/17 01Z,  -0.50, -13.48,  99.90, -14.16,  -0.18,
05/17 02Z,  -0.50,  -5.98,  99.90,  -6.66,  -0.18,
05/17 03Z,  -0.50,  -0.90,  99.90,  -1.58,  -0.18,
05/17 04Z,  -0.50,   0.85,  99.90,   0.17,  -0.18,  (max)
05/17 05Z,  -0.50,  -0.86,  99.90,  -1.55,  -0.18,
05/17 06Z,  -0.50,  -4.85,  99.90,  -5.53,  -0.18,
05/17 07Z,  -0.50,  -9.89,  99.90, -10.58,  -0.18,
05/17 08Z,  -0.50, -15.04,  99.90, -15.72,  -0.18,
05/17 09Z,  -0.50, -19.73,  99.90, -20.41,  -0.18,
05/17 10Z,  -0.60, -23.22,  99.90, -24.00,  -0.18,  (min)
05/17 11Z,  -0.60, -22.81,  99.90, -23.59,  -0.18,
05/17 12Z,  -0.60, -16.72,  99.90, -17.50,  -0.18,
05/17 13Z,  -0.70,  -7.98,  99.90,  -8.86,  -0.18,
05/17 14Z,  -0.70,  -1.03,  99.90,  -1.91,  -0.18,
05/17 15Z,  -0.70,   2.61,  99.90,   1.73,  -0.18,
05/17 16Z,  -0.70,   2.83,  99.90,   1.95,  -0.18,  (max)
05/17 17Z,  -0.70,  -0.30,  99.90,  -1.18,  -0.18,
05/17 18Z,  -0.70,  -5.53,  99.90,  -6.41,  -0.18,
05/17 19Z,  -0.70, -11.56,  99.90, -12.44,  -0.18,
05/17 20Z,  -0.80, -17.75,  99.90, -18.73,  -0.18,
05/17 21Z,  -0.80, -23.71,  99.90, -24.70,  -0.18,
05/17 22Z,  -0.90, -29.17,  99.90, -30.26,  -0.18,
05/17 23Z,  -0.90, -32.06,  99.90, -33.14,  -0.18,  (min)
05/18 00Z,  -0.90, -29.07,  99.90, -30.15,  -0.18,
05/18 01Z,  -1.00, -20.74,  99.90, -21.92,  -0.18,
05/18 02Z,  -1.00, -11.52,  99.90, -12.70,  -0.18,
05/18 03Z,  -1.00,  -4.36,  99.90,  -5.54,  -0.18,
05/18 04Z,  -1.00,   0.01,  99.90,  -1.17,  -0.18,
05/18 05Z,  -1.00,   0.96,  99.90,  -0.23,  -0.18,  (max)
05/18 06Z,  -1.00,  -1.25,  99.90,  -2.43,  -0.18,
05/18 07Z,  -1.00,  -5.38,  99.90,  -6.57,  -0.18,
05/18 08Z,  -1.00, -10.50,  99.90, -11.68,  -0.18,
05/18 09Z,  -0.90, -15.74,  99.90, -16.82,  -0.18,
05/18 10Z,  -0.90, -20.48,  99.90, -21.56,  -0.18,
05/18 11Z,  -0.90, -23.53,  99.90, -24.61,  -0.18,  (min)
05/18 12Z,  -0.90, -21.92,  99.90, -23.00,  -0.18,