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
#Juneau, AK : 04/13/2026 10:22:50 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/11 18Z,   1.20,  -4.95,  -5.97,  99.90,  -2.22,  (max)
04/11 19Z,   1.30,  -6.43,  -7.45,  99.90,  -2.32,
04/11 20Z,   1.30,  -8.38,  -9.31,  99.90,  -2.23,
04/11 21Z,   1.30, -10.35, -11.24,  99.90,  -2.19,
04/11 22Z,   1.30, -11.92, -12.77,  99.90,  -2.15,
04/11 23Z,   1.30, -12.79, -13.59,  99.90,  -2.10,  (min)
04/12 00Z,   1.20, -12.81, -13.56,  99.90,  -1.95,
04/12 01Z,   1.20, -12.00, -12.70,  99.90,  -1.90,
04/12 02Z,   1.30, -10.53, -11.18,  99.90,  -1.95,
04/12 03Z,   1.30,  -8.74,  -9.40,  99.90,  -1.96,
04/12 04Z,   1.30,  -6.95,  -7.56,  99.90,  -1.91,
04/12 05Z,   1.40,  -5.47,  -6.06,  99.90,  -1.99,
04/12 06Z,   1.20,  -4.59,  -5.27,  99.90,  -1.88,
04/12 07Z,   1.30,  -4.54,  -5.20,  99.90,  -1.96,  (max)
04/12 08Z,   1.30,  -5.34,  -5.97,  99.90,  -1.93,
04/12 09Z,   1.40,  -6.75,  -7.34,  99.90,  -1.99,
04/12 10Z,   1.50,  -8.34,  -8.87,  99.90,  -2.03,
04/12 11Z,   1.60,  -9.67, -10.16,  99.90,  -2.09,
04/12 12Z,   1.30, -10.32, -10.69,  99.90,  -1.67,  (min)
04/12 13Z,   1.40, -10.05, -10.40,  99.90,  -1.75,
04/12 14Z,   1.40,  -8.88,  -9.30,  99.90,  -1.82,
04/12 15Z,   1.40,  -7.16,  -7.65,  99.90,  -1.89,
04/12 16Z,   1.50,  -5.38,  -6.02,  99.90,  -2.14,
04/12 17Z,   1.50,  -4.05,  -4.71,  99.90,  -2.16,
04/12 18Z,   1.30,  -3.57,  -4.25,  99.90,  -1.98,  (max)
04/12 19Z,   1.30,  -4.14,  -4.74,  99.90,  -1.90,
04/12 20Z,   1.40,  -5.74,  -6.22,  99.90,  -1.88,
04/12 21Z,   1.50,  -8.02,  -8.40,  99.90,  -1.88,
04/12 22Z,   1.60, -10.44, -10.77,  99.90,  -1.93,
04/12 23Z,   1.70, -12.45, -12.78,  99.90,  -2.03,
04/13 00Z,   1.60, -13.62, -13.98,  99.90,  -1.96,
04/13 01Z,   1.70, -13.67, -14.10,  99.90,  -2.13,  (min)
04/13 02Z,   1.90, -12.57, -12.90,  99.90,  -2.23,
04/13 03Z,   2.00, -10.58, -11.03,  99.90,  -2.45,
04/13 04Z,   2.10,  -8.15,  -8.44,  99.90,  -2.39,
04/13 05Z,   2.10,  -5.80,  -6.08,  99.90,  -2.38,
04/13 06Z,   2.10,  -4.00,  -4.31,  99.90,  -2.41,
04/13 07Z,   2.10,  -3.15,  -3.39,  99.90,  -2.34,  (max)
04/13 08Z,   2.10,  -3.48,  -3.72,  99.90,  -2.34,
04/13 09Z,   2.00,  -4.95,  -5.07,  99.90,  -2.12,
04/13 10Z,   2.00,  -7.15,  -7.32,  99.90,  -2.17,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
04/13 11Z,   2.00,  -9.50,  99.90,  -9.67,  -2.17,
04/13 12Z,   2.00, -11.34,  99.90, -11.51,  -2.17,
04/13 13Z,   2.00, -12.14,  99.90, -12.31,  -2.17,  (min)
04/13 14Z,   2.10, -11.61,  99.90, -11.68,  -2.17,
04/13 15Z,   2.20,  -9.86,  99.90,  -9.83,  -2.17,
04/13 16Z,   2.30,  -7.41,  99.90,  -7.28,  -2.17,
04/13 17Z,   2.30,  -4.97,  99.90,  -4.84,  -2.18,
04/13 18Z,   2.30,  -3.18,  99.90,  -3.06,  -2.18,
04/13 19Z,   2.30,  -2.54,  99.90,  -2.41,  -2.18,  (max)
04/13 20Z,   2.20,  -3.26,  99.90,  -3.24,  -2.18,
04/13 21Z,   2.10,  -5.27,  99.90,  -5.35,  -2.18,
04/13 22Z,   2.00,  -8.10,  99.90,  -8.28,  -2.18,
04/13 23Z,   1.90, -11.06,  99.90, -11.34,  -2.18,
04/14 00Z,   1.90, -13.44,  99.90, -13.72,  -2.18,
04/14 01Z,   1.90, -14.66,  99.90, -14.94,  -2.18,  (min)
04/14 02Z,   1.90, -14.38,  99.90, -14.66,  -2.18,
04/14 03Z,   2.00, -12.63,  99.90, -12.81,  -2.18,
04/14 04Z,   2.00,  -9.85,  99.90, -10.03,  -2.18,
04/14 05Z,   2.00,  -6.72,  99.90,  -6.90,  -2.18,
04/14 06Z,   2.00,  -3.95,  99.90,  -4.14,  -2.18,
04/14 07Z,   2.00,  -2.14,  99.90,  -2.32,  -2.18,
04/14 08Z,   1.90,  -1.70,  99.90,  -1.98,  -2.18,  (max)
04/14 09Z,   1.90,  -2.81,  99.90,  -3.09,  -2.18,
04/14 10Z,   1.80,  -5.23,  99.90,  -5.61,  -2.18,
04/14 11Z,   1.70,  -8.37,  99.90,  -8.85,  -2.18,
04/14 12Z,   1.70, -11.42,  99.90, -11.90,  -2.18,
04/14 13Z,   1.60, -13.55,  99.90, -14.13,  -2.18,
04/14 14Z,   1.50, -14.13,  99.90, -14.81,  -2.18,  (min)
04/14 15Z,   1.50, -12.94,  99.90, -13.62,  -2.18,
04/14 16Z,   1.50, -10.32,  99.90, -11.00,  -2.18,
04/14 17Z,   1.50,  -7.05,  99.90,  -7.73,  -2.18,
04/14 18Z,   1.60,  -4.02,  99.90,  -4.60,  -2.18,
04/14 19Z,   1.60,  -1.99,  99.90,  -2.57,  -2.18,
04/14 20Z,   1.60,  -1.46,  99.90,  -2.04,  -2.18,  (max)
04/14 21Z,   1.70,  -2.60,  99.90,  -3.09,  -2.18,
04/14 22Z,   1.70,  -5.21,  99.90,  -5.69,  -2.18,
04/14 23Z,   1.70,  -8.66,  99.90,  -9.14,  -2.18,
04/15 00Z,   1.70, -12.08,  99.90, -12.56,  -2.18,
04/15 01Z,   1.80, -14.61,  99.90, -14.99,  -2.18,
04/15 02Z,   1.80, -15.53,  99.90, -15.91,  -2.18,  (min)
04/15 03Z,   1.70, -14.56,  99.90, -15.04,  -2.18,
04/15 04Z,   1.70, -11.91,  99.90, -12.39,  -2.18,
04/15 05Z,   1.70,  -8.29,  99.90,  -8.77,  -2.18,
04/15 06Z,   1.60,  -4.62,  99.90,  -5.20,  -2.18,
04/15 07Z,   1.50,  -1.75,  99.90,  -2.43,  -2.18,
04/15 08Z,   1.40,  -0.31,  99.90,  -1.09,  -2.18,  (max)
04/15 09Z,   1.40,  -0.65,  99.90,  -1.43,  -2.18,
04/15 10Z,   1.30,  -2.79,  99.90,  -3.67,  -2.18,
04/15 11Z,   1.30,  -6.30,  99.90,  -7.18,  -2.18,
04/15 12Z,   1.30, -10.33,  99.90, -11.21,  -2.18,
04/15 13Z,   1.30, -13.85,  99.90, -14.73,  -2.18,
04/15 14Z,   1.40, -15.90,  99.90, -16.68,  -2.18,  (min)
04/15 15Z,   1.50, -15.86,  99.90, -16.54,  -2.18,
04/15 16Z,   1.60, -13.74,  99.90, -14.32,  -2.18,
04/15 17Z,   1.60, -10.16,  99.90, -10.74,  -2.18,
04/15 18Z,   1.70,  -6.15,  99.90,  -6.63,  -2.18,
04/15 19Z,   1.70,  -2.77,  99.90,  -3.25,  -2.18,
04/15 20Z,   1.60,  -0.78,  99.90,  -1.36,  -2.18,
04/15 21Z,   1.50,  -0.62,  99.90,  -1.30,  -2.18,  (max)
04/15 22Z,   1.50,  -2.36,  99.90,  -3.04,  -2.18,
04/15 23Z,   1.40,  -5.62,  99.90,  -6.40,  -2.18,
04/16 00Z,   1.40,  -9.61,  99.90, -10.39,  -2.18,
04/16 01Z,   1.40, -13.28,  99.90, -14.06,  -2.18,
04/16 02Z,   1.30, -15.61,  99.90, -16.49,  -2.18,
04/16 03Z,   1.40, -15.90,  99.90, -16.68,  -2.18,  (min)
04/16 04Z,   1.40, -14.00,  99.90, -14.78,  -2.18,
04/16 05Z,   1.40, -10.41,  99.90, -11.19,  -2.18,
04/16 06Z,   1.50,  -6.12,  99.90,  -6.80,  -2.18,
04/16 07Z,   1.50,  -2.23,  99.90,  -2.91,  -2.18,
04/16 08Z,   1.50,   0.37,  99.90,  -0.31,  -2.18,
04/16 09Z,   1.50,   1.10,  99.90,   0.42,  -2.18,  (max)
04/16 10Z,   1.50,  -0.26,  99.90,  -0.94,  -2.18,
04/16 11Z,   1.50,  -3.53,  99.90,  -4.21,  -2.18,
04/16 12Z,   1.40,  -8.06,  99.90,  -8.84,  -2.18,
04/16 13Z,   1.50, -12.74,  99.90, -13.42,  -2.18,
04/16 14Z,   1.50, -16.36,  99.90, -17.04,  -2.18,
04/16 15Z,   1.50, -17.93,  99.90, -18.61,  -2.18,  (min)
04/16 16Z,   1.50, -16.99,  99.90, -17.67,  -2.18,
04/16 17Z,   1.50, -13.84,  99.90, -14.52,  -2.18,
04/16 18Z,   1.50,  -9.41,  99.90, -10.09,  -2.18,
04/16 19Z,   1.40,  -4.95,  99.90,  -5.73,  -2.18,
04/16 20Z,   1.30,  -1.53,  99.90,  -2.41,  -2.18,
04/16 21Z,   1.20,   0.15,  99.90,  -0.83,  -2.18,  (max)
04/16 22Z,   1.20,  -0.23,  99.90,  -1.21,  -2.18,
04/16 23Z,   1.20,  -2.61,  99.90,  -3.59,  -2.18,
04/17 00Z,   1.30,  -6.45,  99.90,  -7.33,  -2.18,
04/17 01Z,  99.90, -10.76,  99.90,  99.90,  -2.18,
04/17 02Z,  99.90, -14.34,  99.90,  99.90,  -2.18,
04/17 03Z,  99.90, -16.14,  99.90,  99.90,  -2.18,
04/17 04Z,  99.90, -15.55,  99.90,  99.90,  -2.18,
04/17 05Z,  99.90, -12.68,  99.90,  99.90,  -2.18,
04/17 06Z,  99.90,  -8.33,  99.90,  99.90,  -2.18,