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
#Naknek River, Ent #13, AK : 05/22/2025 13:22:33 GMT (units in feet HAT)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/20 18Z,   0.60,  -8.41,  99.90,  -7.81,   0.00,
05/20 19Z,   0.60,  -5.26,  99.90,  -4.66,   0.00,
05/20 20Z,   0.60,  -4.99,  99.90,  -4.39,   0.00,  (max)
05/20 21Z,   0.60,  -7.10,  99.90,  -6.50,   0.00,
05/20 22Z,   0.50, -10.51,  99.90, -10.01,   0.00,
05/20 23Z,   0.50, -14.28,  99.90, -13.78,   0.00,
05/21 00Z,   0.50, -17.84,  99.90, -17.34,   0.00,
05/21 01Z,   0.50, -20.86,  99.90, -20.36,   0.00,
05/21 02Z,   0.40, -23.02,  99.90, -22.62,   0.00,
05/21 03Z,   0.40, -23.86,  99.90, -23.46,   0.00,  (min)
05/21 04Z,   0.40, -22.75,  99.90, -22.35,   0.00,
05/21 05Z,   0.30, -19.21,  99.90, -18.91,   0.00,
05/21 06Z,   0.20, -14.96,  99.90, -14.76,   0.00,
05/21 07Z,   0.00, -12.41,  99.90, -12.41,   0.00,
05/21 08Z,   0.00, -12.23,  99.90, -12.23,   0.00,  (max)
05/21 09Z,   0.00, -13.92,  99.90, -13.92,   0.00,
05/21 10Z,  -0.10, -16.66,  99.90, -16.76,   0.00,
05/21 11Z,  -0.10, -19.62,  99.90, -19.72,   0.00,
05/21 12Z,   0.00, -22.27,  99.90, -22.27,   0.00,
05/21 13Z,  -0.10, -24.35,  99.90, -24.45,   0.00,
05/21 14Z,  -0.10, -25.61,  99.90, -25.71,   0.00,  (min)
05/21 15Z,  -0.10, -25.60,  99.90, -25.70,   0.00,
05/21 16Z,  -0.10, -23.47,  99.90, -23.57,   0.00,
05/21 17Z,  -0.10, -18.60,  99.90, -18.70,   0.00,
05/21 18Z,  -0.10, -12.33,  99.90, -12.43,   0.00,
05/21 19Z,   0.00,  -7.33,  99.90,  -7.33,   0.00,
05/21 20Z,   0.00,  -5.11,  99.90,  -5.11,   0.00,  (max)
05/21 21Z,   0.10,  -5.80,  99.90,  -5.70,   0.00,
05/21 22Z,   0.20,  -8.61,  99.90,  -8.41,   0.00,
05/21 23Z,   0.40, -12.44,  99.90, -12.04,   0.00,
05/22 00Z,   0.60, -16.41,  99.90, -15.81,   0.00,
05/22 01Z,   0.60, -20.00,  99.90, -19.40,   0.00,
05/22 02Z,   0.70, -22.88,  99.90, -22.18,   0.00,
05/22 03Z,   0.70, -24.73,  99.90, -24.03,   0.00,
05/22 04Z,   0.60, -25.05,  99.90, -24.45,   0.00,  (min)
05/22 05Z,   0.60, -23.12,  99.90, -22.52,   0.00,
05/22 06Z,   0.40, -18.75,  99.90, -18.35,   0.00,
05/22 07Z,   0.40, -14.00,  99.90, -13.60,   0.00,
05/22 08Z,   0.30, -11.14,  99.90, -10.84,   0.00,
05/22 09Z,   0.30, -10.84,  99.90, -10.54,   0.00,  (max)
05/22 10Z,   0.20, -12.61,  99.90, -12.41,   0.00,
05/22 11Z,   0.20, -15.50,  99.90, -15.30,   0.00,
05/22 12Z,   0.20, -18.61,  99.90, -18.41,   0.00,
05/22 13Z,   0.20, -21.41,  99.90, -21.21,   0.00,
05/22 14Z,   0.20, -23.59,  99.90, -23.39,   0.00,
05/22 15Z,   0.10, -24.89,  99.90, -24.79,   0.00,  (min)
05/22 16Z,   0.10, -24.80,  99.90, -24.70,   0.00,
05/22 17Z,   0.00, -22.40,  99.90, -22.40,   0.00,
05/22 18Z,   0.00, -17.23,  99.90, -17.23,   0.00,
05/22 19Z,   0.00, -11.10,  99.90, -11.10,   0.00,
05/22 20Z,   0.00,  -6.78,  99.90,  -6.78,   0.00,
05/22 21Z,   0.10,  -5.50,  99.90,  -5.40,   0.00,  (max)
05/22 22Z,   0.10,  -7.02,  99.90,  -6.92,   0.00,
05/22 23Z,   0.10, -10.41,  99.90, -10.31,   0.00,
05/23 00Z,   0.10, -14.58,  99.90, -14.48,   0.00,
05/23 01Z,   0.10, -18.68,  99.90, -18.58,   0.00,
05/23 02Z,   0.10, -22.25,  99.90, -22.15,   0.00,
05/23 03Z,   0.10, -24.98,  99.90, -24.88,   0.00,
05/23 04Z,   0.10, -26.50,  99.90, -26.40,   0.00,  (min)
05/23 05Z,   0.10, -26.24,  99.90, -26.14,   0.00,
05/23 06Z,   0.10, -23.44,  99.90, -23.34,   0.00,
05/23 07Z,   0.10, -18.24,  99.90, -18.14,   0.00,
05/23 08Z,   0.10, -12.88,  99.90, -12.78,   0.00,
05/23 09Z,   0.10,  -9.57,  99.90,  -9.47,   0.00,
05/23 10Z,   0.10,  -9.06,  99.90,  -8.96,   0.00,  (max)
05/23 11Z,   0.10, -10.87,  99.90, -10.77,   0.00,
05/23 12Z,   0.00, -13.92,  99.90, -13.92,   0.00,
05/23 13Z,   0.00, -17.23,  99.90, -17.23,   0.00,
05/23 14Z,  -0.10, -20.24,  99.90, -20.34,   0.00,
05/23 15Z,  -0.10, -22.62,  99.90, -22.72,   0.00,
05/23 16Z,  -0.20, -24.06,  99.90, -24.26,   0.00,  (min)
05/23 17Z,  -0.20, -23.98,  99.90, -24.18,   0.00,
05/23 18Z,  -0.30, -21.47,  99.90, -21.77,   0.00,
05/23 19Z,  -0.30, -16.17,  99.90, -16.47,   0.00,
05/23 20Z,  -0.20, -10.33,  99.90, -10.53,   0.00,
05/23 21Z,  -0.10,  -6.74,  99.90,  -6.84,   0.00,
05/23 22Z,   0.00,  -6.31,  99.90,  -6.31,   0.00,  (max)
05/23 23Z,   0.00,  -8.51,  99.90,  -8.51,   0.00,
05/24 00Z,   0.10, -12.34,  99.90, -12.24,   0.00,
05/24 01Z,   0.10, -16.75,  99.90, -16.65,   0.00,
05/24 02Z,   0.10, -20.94,  99.90, -20.84,   0.00,
05/24 03Z,   0.10, -24.47,  99.90, -24.37,   0.00,
05/24 04Z,   0.20, -27.02,  99.90, -26.82,   0.00,
05/24 05Z,   0.20, -28.20,  99.90, -28.00,   0.00,  (min)
05/24 06Z,   0.30, -27.33,  99.90, -27.03,   0.00,
05/24 07Z,   0.30, -23.66,  99.90, -23.36,   0.00,
05/24 08Z,   0.40, -17.62,  99.90, -17.22,   0.00,
05/24 09Z,   0.40, -11.59,  99.90, -11.19,   0.00,
05/24 10Z,   0.40,  -7.80,  99.90,  -7.40,   0.00,
05/24 11Z,   0.40,  -7.04,  99.90,  -6.64,   0.00,  (max)
05/24 12Z,   0.40,  -8.88,  99.90,  -8.48,   0.00,
05/24 13Z,   0.30, -12.10,  99.90, -11.80,   0.00,
05/24 14Z,   0.30, -15.66,  99.90, -15.36,   0.00,
05/24 15Z,   0.30, -18.95,  99.90, -18.65,   0.00,
05/24 16Z,   0.30, -21.60,  99.90, -21.30,   0.00,
05/24 17Z,   0.30, -23.24,  99.90, -22.94,   0.00,
05/24 18Z,   0.20, -23.28,  99.90, -23.08,   0.00,  (min)
05/24 19Z,   0.20, -20.77,  99.90, -20.57,   0.00,
05/24 20Z,   0.20, -15.50,  99.90, -15.30,   0.00,
05/24 21Z,   0.30, -10.02,  99.90,  -9.72,   0.00,
05/24 22Z,   0.30,  -7.10,  99.90,  -6.80,   0.00,  (max)
05/24 23Z,   0.40,  -7.35,  99.90,  -6.95,   0.00,
05/25 00Z,   0.40, -10.06,  99.90,  -9.66,   0.00,
05/25 01Z,   0.40, -14.21,  99.90, -13.81,   0.00,
05/25 02Z,   0.30, -18.77,  99.90, -18.47,   0.00,
05/25 03Z,   0.20, -23.00,  99.90, -22.80,   0.00,
05/25 04Z,   0.20, -26.48,  99.90, -26.28,   0.00,
05/25 05Z,   0.10, -28.86,  99.90, -28.76,   0.00,
05/25 06Z,   0.20, -29.69,  99.90, -29.49,   0.00,  (min)
05/25 07Z,   0.20, -28.22,  99.90, -28.02,   0.00,
05/25 08Z,   0.30, -23.72,  99.90, -23.42,   0.00,
05/25 09Z,   0.50, -16.90,  99.90, -16.40,   0.00,
05/25 10Z,   0.60, -10.23,  99.90,  -9.63,   0.00,
05/25 11Z,   0.70,  -5.97,  99.90,  -5.27,   0.00,
05/25 12Z,   0.80,  -4.99,  99.90,  -4.19,   0.00,  (max)
05/25 13Z,   0.90,  -6.87,  99.90,  -5.97,   0.00,
05/25 14Z,   1.00, -10.28,  99.90,  -9.28,   0.00,
05/25 15Z,   1.00, -14.12,  99.90, -13.12,   0.00,
05/25 16Z,   1.00, -17.74,  99.90, -16.74,   0.00,
05/25 17Z,   1.00, -20.70,  99.90, -19.70,   0.00,
05/25 18Z,   0.90, -22.59,  99.90, -21.69,   0.00,
05/25 19Z,   0.80, -22.78,  99.90, -21.98,   0.00,  (min)
05/25 20Z,   0.70, -20.36,  99.90, -19.66,   0.00,
05/25 21Z,   0.60, -15.20,  99.90, -14.60,   0.00,
05/25 22Z,   0.50, -10.07,  99.90,  -9.57,   0.00,
05/25 23Z,   0.50,  -7.69,  99.90,  -7.19,   0.00,  (max)
05/26 00Z,   0.40,  -8.44,  99.90,  -8.04,   0.00,
05/26 01Z,   0.40, -11.49,  99.90, -11.09,   0.00,
05/26 02Z,   0.40, -15.84,  99.90, -15.44,   0.00,
05/26 03Z,   0.40, -20.48,  99.90, -20.08,   0.00,
05/26 04Z,   0.40, -24.71,  99.90, -24.31,   0.00,
05/26 05Z,   0.40, -28.11,  99.90, -27.71,   0.00,
05/26 06Z,   0.40, -30.33,  99.90, -29.93,   0.00,