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 : 05/13/2025 23:22:45 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/12 06Z,   0.10, -12.14, -12.62,  99.90,  -0.58,
05/12 07Z,   0.10, -16.79, -17.47,  99.90,  -0.78,
05/12 08Z,   0.10, -21.29, -22.34,  99.90,  -1.15,
05/12 09Z,   0.20, -25.60, -26.84,  99.90,  -1.44,
05/12 10Z,   0.20, -28.09, -30.05,  99.90,  -2.16,  (min)
05/12 11Z,   0.20, -26.06, -26.98,  99.90,  -1.12,
05/12 12Z,   0.10, -20.20, -20.00,  99.90,   0.10,
05/12 13Z,   0.10, -13.95, -14.10,  99.90,  -0.25,
05/12 14Z,   0.00,  -9.04,  -9.34,  99.90,  -0.30,
05/12 15Z,   0.00,  -6.01,  -6.31,  99.90,  -0.30,
05/12 16Z,   0.00,  -5.92,  -5.93,  99.90,  -0.01,  (max)
05/12 17Z,   0.00,  -8.77,  -9.03,  99.90,  -0.26,
05/12 18Z,   0.00, -13.40, -13.85,  99.90,  -0.45,
05/12 19Z,   0.00, -18.72, -19.08,  99.90,  -0.36,
05/12 20Z,   0.00, -24.01, -24.30,  99.90,  -0.29,
05/12 21Z,   0.00, -29.27, -29.15,  99.90,   0.12,
05/12 22Z,   0.00, -33.73, -33.37,  99.90,   0.36,
05/12 23Z,   0.00, -34.34, -35.66,  99.90,  -1.32,  (min)
05/13 00Z,   0.00, -29.66, -28.38,  99.90,   1.28,
05/13 01Z,   0.10, -22.42, -20.89,  99.90,   1.43,
05/13 02Z,   0.20, -15.46, -14.86,  99.90,   0.40,
05/13 03Z,   0.20,  -9.70, -10.23,  99.90,  -0.73,
05/13 04Z,   0.20,  -6.37,  -7.28,  99.90,  -1.11,
05/13 05Z,   0.20,  -6.45,  -6.92,  99.90,  -0.67,  (max)
05/13 06Z,   0.20,  -9.27,  -9.96,  99.90,  -0.89,
05/13 07Z,   0.20, -13.61, -14.66,  99.90,  -1.25,
05/13 08Z,   0.20, -18.27, -19.48,  99.90,  -1.41,
05/13 09Z,   0.20, -22.58, -24.24,  99.90,  -1.86,
05/13 10Z,   0.20, -26.24, -28.19,  99.90,  -2.15,
05/13 11Z,   0.10, -27.23, -29.51,  99.90,  -2.38,  (min)
05/13 12Z,   0.10, -23.39, -22.93,  99.90,   0.36,
05/13 13Z,   0.20, -16.63, -16.72,  99.90,  -0.29,
05/13 14Z,   0.20, -10.77, -11.47,  99.90,  -0.90,
05/13 15Z,   0.10,  -7.11,  -7.61,  99.90,  -0.60,
05/13 16Z,   0.10,  -5.82,  -5.60,  99.90,   0.12,  (max)
05/13 17Z,   0.00,  -7.39,  -7.41,  99.90,  -0.02,
05/13 18Z,   0.10, -11.29, -11.48,  99.90,  -0.29,
05/13 19Z,   0.00, -16.34, -16.61,  99.90,  -0.27,
05/13 20Z,   0.00, -21.69, -21.90,  99.90,  -0.21,
05/13 21Z,   0.00, -26.74, -26.99,  99.90,  -0.25,
05/13 22Z,   0.00, -31.43, -31.52,  99.90,  -0.09,
05/13 23Z,   0.00, -34.50, -35.23,  99.90,  -0.73,  (min)
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/14 00Z,  -0.10, -33.01,  99.90, -33.80,  -0.70,
05/14 01Z,  -0.10, -26.66,  99.90, -27.43,  -0.66,
05/14 02Z,  -0.10, -19.04,  99.90, -19.77,  -0.63,
05/14 03Z,  -0.10, -12.72,  99.90, -13.41,  -0.60,
05/14 04Z,  -0.10,  -8.18,  99.90,  -8.84,  -0.56,
05/14 05Z,  -0.10,  -6.26,  99.90,  -6.89,  -0.53,  (max)
05/14 06Z,   0.00,  -7.39,  99.90,  -7.89,  -0.50,
05/14 07Z,   0.00, -10.75,  99.90, -11.22,  -0.46,
05/14 08Z,  -0.10, -15.30,  99.90, -15.83,  -0.43,
05/14 09Z,  -0.10, -19.91,  99.90, -20.41,  -0.40,
05/14 10Z,  -0.10, -23.90,  99.90, -24.36,  -0.36,
05/14 11Z,  -0.20, -26.62,  99.90, -27.15,  -0.33,  (min)
05/14 12Z,  -0.20, -25.88,  99.90, -26.41,  -0.33,
05/14 13Z,  -0.20, -20.41,  99.90, -20.93,  -0.33,
05/14 14Z,  -0.20, -13.29,  99.90, -13.82,  -0.33,
05/14 15Z,  -0.20,  -8.33,  99.90,  -8.86,  -0.33,
05/14 16Z,  -0.20,  -6.19,  99.90,  -6.72,  -0.33,  (max)
05/14 17Z,  -0.20,  -6.55,  99.90,  -7.08,  -0.33,
05/14 18Z,  -0.30,  -9.41,  99.90, -10.04,  -0.33,
05/14 19Z,  -0.30, -13.96,  99.90, -14.59,  -0.33,
05/14 20Z,  -0.40, -19.23,  99.90, -19.96,  -0.33,
05/14 21Z,  -0.50, -24.51,  99.90, -25.34,  -0.33,
05/14 22Z,  -0.50, -29.19,  99.90, -30.02,  -0.33,
05/14 23Z,  -0.60, -33.01,  99.90, -33.94,  -0.33,
05/15 00Z,  -0.60, -34.37,  99.90, -35.30,  -0.33,  (min)
05/15 01Z,  -0.70, -30.79,  99.90, -31.81,  -0.33,
05/15 02Z,  -0.70, -23.27,  99.90, -24.30,  -0.33,
05/15 03Z,  -0.80, -15.90,  99.90, -17.03,  -0.33,
05/15 04Z,  -0.80, -10.66,  99.90, -11.79,  -0.33,
05/15 05Z,  -0.80,  -7.47,  99.90,  -8.60,  -0.33,
05/15 06Z,  -0.90,  -6.79,  99.90,  -8.02,  -0.33,  (max)
05/15 07Z,  -0.90,  -8.71,  99.90,  -9.94,  -0.33,
05/15 08Z,  -0.90, -12.47,  99.90, -13.70,  -0.33,
05/15 09Z,  -0.90, -17.18,  99.90, -18.41,  -0.33,
05/15 10Z,  -0.90, -21.66,  99.90, -22.89,  -0.33,
05/15 11Z,  -0.90, -25.10,  99.90, -26.33,  -0.33,
05/15 12Z,  -0.90, -26.62,  99.90, -27.85,  -0.33,  (min)
05/15 13Z,  -0.90, -24.10,  99.90, -25.33,  -0.33,
05/15 14Z,  -0.80, -17.42,  99.90, -18.55,  -0.33,
05/15 15Z,  -0.80, -10.56,  99.90, -11.69,  -0.33,
05/15 16Z,  -0.70,  -6.88,  99.90,  -7.91,  -0.33,
05/15 17Z,  -0.60,  -6.24,  99.90,  -7.17,  -0.33,  (max)
05/15 18Z,  -0.60,  -7.91,  99.90,  -8.84,  -0.33,
05/15 19Z,  -0.50, -11.62,  99.90, -12.45,  -0.33,
05/15 20Z,  -0.50, -16.54,  99.90, -17.37,  -0.33,
05/15 21Z,  -0.50, -21.92,  99.90, -22.75,  -0.33,
05/15 22Z,  -0.50, -27.04,  99.90, -27.87,  -0.33,
05/15 23Z,  -0.50, -31.15,  99.90, -31.98,  -0.33,
05/16 00Z,  -0.50, -33.81,  99.90, -34.64,  -0.33,  (min)
05/16 01Z,  -0.50, -33.34,  99.90, -34.17,  -0.33,
05/16 02Z,  -0.40, -27.99,  99.90, -28.72,  -0.33,
05/16 03Z,  -0.40, -19.99,  99.90, -20.72,  -0.33,
05/16 04Z,  -0.40, -13.44,  99.90, -14.17,  -0.33,
05/16 05Z,  -0.30,  -9.46,  99.90, -10.09,  -0.33,
05/16 06Z,  -0.30,  -7.50,  99.90,  -8.12,  -0.33,  (max)
05/16 07Z,  -0.30,  -7.77,  99.90,  -8.40,  -0.33,
05/16 08Z,  -0.20, -10.26,  99.90, -10.79,  -0.33,
05/16 09Z,  -0.10, -14.35,  99.90, -14.78,  -0.33,
05/16 10Z,  -0.10, -19.14,  99.90, -19.57,  -0.33,
05/16 11Z,   0.00, -23.31,  99.90, -23.63,  -0.33,
05/16 12Z,   0.00, -25.96,  99.90, -26.29,  -0.33,
05/16 13Z,   0.00, -26.13,  99.90, -26.45,  -0.33,  (min)
05/16 14Z,   0.10, -22.09,  99.90, -22.31,  -0.33,
05/16 15Z,   0.20, -14.82,  99.90, -14.95,  -0.33,
05/16 16Z,   0.20,  -8.77,  99.90,  -8.90,  -0.33,
05/16 17Z,   0.30,  -6.48,  99.90,  -6.51,  -0.33,  (max)
05/16 18Z,   0.30,  -7.03,  99.90,  -7.06,  -0.33,
05/16 19Z,   0.30,  -9.55,  99.90,  -9.58,  -0.33,
05/16 20Z,   0.30, -13.73,  99.90, -13.76,  -0.33,
05/16 21Z,   0.30, -18.84,  99.90, -18.87,  -0.33,
05/16 22Z,   0.30, -24.25,  99.90, -24.28,  -0.33,
05/16 23Z,   0.30, -29.04,  99.90, -29.07,  -0.33,
05/17 00Z,   0.30, -32.36,  99.90, -32.39,  -0.33,
05/17 01Z,   0.30, -33.74,  99.90, -33.77,  -0.33,  (min)
05/17 02Z,   0.40, -31.61,  99.90, -31.54,  -0.33,
05/17 03Z,   0.50, -25.11,  99.90, -24.94,  -0.33,
05/17 04Z,   0.50, -17.31,  99.90, -17.14,  -0.33,
05/17 05Z,   0.50, -11.91,  99.90, -11.74,  -0.33,
05/17 06Z,   0.60,  -9.10,  99.90,  -8.83,  -0.33,
05/17 07Z,   0.50,  -8.05,  99.90,  -7.87,  -0.33,  (max)
05/17 08Z,   0.50,  -8.98,  99.90,  -8.81,  -0.33,
05/17 09Z,   0.50, -11.89,  99.90, -11.72,  -0.33,
05/17 10Z,   0.50, -16.21,  99.90, -16.04,  -0.33,
05/17 11Z,   0.50, -20.92,  99.90, -20.75,  -0.33,
05/17 12Z,   0.50, -24.53,  99.90, -24.36,  -0.33,
05/17 13Z,   0.50, -26.27,  99.90, -26.10,  -0.33,  (min)
05/17 14Z,   0.60, -25.25,  99.90, -24.98,  -0.33,
05/17 15Z,   0.60, -20.21,  99.90, -19.94,  -0.33,
05/17 16Z,   0.60, -13.04,  99.90, -12.77,  -0.33,
05/17 17Z,   0.50,  -8.13,  99.90,  -7.96,  -0.33,
05/17 18Z,   0.50,  -7.00,  99.90,  -6.83,  -0.33,