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

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Manual
Datum
hat-on
mhhw-on
msl-on
mllw-on
Regions
Northeast
Mid-Atlantic
Southeast
Gulf
Northwest
Alaska
Gulf of Alaska
Status
Stations
Port Heiden, AK
Egegik, AK
Naknek, AK
Clark's Pt, AK
Goodnews Bay
Quinhagak, AK
Kuskokwak, AK
Eek, Apokak, AK
Popokamute, AK
Scammon Bay AK
St. Lawrence, AK
Kwikluak, AK
Kawanak, AK
Apoon, Yukon, AK
St. Michaels, AK
Golovin, AK
Nome, AK
Port Clarence, AK
Kotzebue, AK
Pt. Barrow, AK
Prudhoe Bay, AK
St. Paul Island AK
Surge List
Norton Sound
Arctic Alaska
#Clearwater Beach, FL : 02/10/2025 19:21:55 GMT (units in feet MLLW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/09 00Z,   0.50,   2.47,   3.51,  99.90,   0.54,
02/09 01Z,   0.50,   2.55,   3.55,  99.90,   0.50,  (max)
02/09 02Z,   0.50,   2.48,   3.51,  99.90,   0.53,
02/09 03Z,   0.50,   2.24,   3.32,  99.90,   0.58,
02/09 04Z,   0.50,   1.80,   3.00,  99.90,   0.70,
02/09 05Z,   0.40,   1.19,   2.42,  99.90,   0.83,
02/09 06Z,   0.50,   0.48,   1.77,  99.90,   0.79,
02/09 07Z,   0.50,  -0.18,   1.14,  99.90,   0.82,
02/09 08Z,   0.50,  -0.64,   0.70,  99.90,   0.84,
02/09 09Z,   0.50,  -0.80,   0.52,  99.90,   0.82,  (min)
02/09 10Z,   0.50,  -0.65,   0.65,  99.90,   0.80,
02/09 11Z,   0.50,  -0.30,   1.11,  99.90,   0.91,
02/09 12Z,   0.40,   0.15,   1.62,  99.90,   1.07,
02/09 13Z,   0.40,   0.60,   2.03,  99.90,   1.03,
02/09 14Z,   0.40,   0.99,   2.39,  99.90,   1.00,
02/09 15Z,   0.40,   1.29,   2.75,  99.90,   1.06,
02/09 16Z,   0.40,   1.48,   3.00,  99.90,   1.12,
02/09 17Z,   0.30,   1.52,   3.06,  99.90,   1.24,  (max)
02/09 18Z,   0.40,   1.44,   2.89,  99.90,   1.05,
02/09 19Z,   0.40,   1.31,   2.71,  99.90,   1.00,
02/09 20Z,   0.40,   1.24,   2.59,  99.90,   0.95,  (min)
02/09 21Z,   0.40,   1.32,   2.66,  99.90,   0.94,
02/09 22Z,   0.40,   1.56,   2.85,  99.90,   0.89,
02/09 23Z,   0.50,   1.91,   3.09,  99.90,   0.68,
02/10 00Z,   0.50,   2.26,   3.47,  99.90,   0.71,
02/10 01Z,   0.50,   2.53,   3.68,  99.90,   0.65,
02/10 02Z,   0.50,   2.65,   3.87,  99.90,   0.72,  (max)
02/10 03Z,   0.50,   2.59,   3.82,  99.90,   0.73,
02/10 04Z,   0.50,   2.32,   3.64,  99.90,   0.82,
02/10 05Z,   0.40,   1.82,   3.12,  99.90,   0.90,
02/10 06Z,   0.40,   1.12,   2.53,  99.90,   1.01,
02/10 07Z,   0.40,   0.35,   1.74,  99.90,   0.99,
02/10 08Z,   0.40,  -0.33,   0.96,  99.90,   0.89,
02/10 09Z,   0.40,  -0.75,   0.51,  99.90,   0.86,
02/10 10Z,   0.40,  -0.82,   0.39,  99.90,   0.81,  (min)
02/10 11Z,   0.40,  -0.57,   0.52,  99.90,   0.69,
02/10 12Z,   0.40,  -0.13,   1.03,  99.90,   0.76,
02/10 13Z,   0.40,   0.38,   1.63,  99.90,   0.85,
02/10 14Z,   0.40,   0.86,   2.19,  99.90,   0.93,
02/10 15Z,   0.40,   1.23,   2.63,  99.90,   1.00,
02/10 16Z,   0.30,   1.48,   2.96,  99.90,   1.18,
02/10 17Z,   0.30,   1.56,   3.09,  99.90,   1.23,  (max)
02/10 18Z,   0.30,   1.48,   2.85,  99.90,   1.07,
02/10 19Z,   0.30,   1.29,   2.47,  99.90,   0.88,
#------------------------------------------------------------
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
02/10 20Z,   0.30,   1.09,  99.90,   2.25,   0.86,
02/10 21Z,   0.30,   1.01,  99.90,   2.14,   0.83,  (min)
02/10 22Z,   0.40,   1.13,  99.90,   2.34,   0.81,
02/10 23Z,   0.50,   1.45,  99.90,   2.74,   0.79,
02/11 00Z,   0.50,   1.88,  99.90,   3.15,   0.76,
02/11 01Z,   0.50,   2.30,  99.90,   3.54,   0.74,
02/11 02Z,   0.40,   2.59,  99.90,   3.71,   0.72,
02/11 03Z,   0.40,   2.71,  99.90,   3.81,   0.70,  (max)
02/11 04Z,   0.30,   2.62,  99.90,   3.59,   0.67,
02/11 05Z,   0.30,   2.28,  99.90,   3.22,   0.65,
02/11 06Z,   0.30,   1.69,  99.90,   2.62,   0.63,
02/11 07Z,   0.30,   0.94,  99.90,   1.84,   0.60,
02/11 08Z,   0.40,   0.15,  99.90,   1.15,   0.60,
02/11 09Z,   0.40,  -0.47,  99.90,   0.53,   0.60,
02/11 10Z,   0.40,  -0.78,  99.90,   0.22,   0.60,  (min)
02/11 11Z,   0.50,  -0.71,  99.90,   0.40,   0.60,
02/11 12Z,   0.50,  -0.33,  99.90,   0.77,   0.60,
02/11 13Z,   0.50,   0.20,  99.90,   1.30,   0.60,
02/11 14Z,   0.50,   0.74,  99.90,   1.84,   0.60,
02/11 15Z,   0.50,   1.19,  99.90,   2.29,   0.60,
02/11 16Z,   0.50,   1.49,  99.90,   2.59,   0.60,
02/11 17Z,   0.50,   1.61,  99.90,   2.72,   0.60,  (max)
02/11 18Z,   0.50,   1.56,  99.90,   2.66,   0.60,
02/11 19Z,   0.50,   1.34,  99.90,   2.45,   0.60,
02/11 20Z,   0.60,   1.05,  99.90,   2.26,   0.60,
02/11 21Z,   0.60,   0.83,  99.90,   2.03,   0.60,  (min)
02/11 22Z,   0.70,   0.79,  99.90,   2.09,   0.60,
02/11 23Z,   0.70,   1.00,  99.90,   2.30,   0.60,
02/12 00Z,   0.80,   1.41,  99.90,   2.81,   0.60,
02/12 01Z,   0.80,   1.91,  99.90,   3.31,   0.60,
02/12 02Z,   0.70,   2.35,  99.90,   3.65,   0.60,
02/12 03Z,   0.70,   2.63,  99.90,   3.93,   0.60,  0.03 ft above HAT
02/12 04Z,   0.70,   2.70,  99.90,   4.00,   0.60,  0.10 ft above HAT  (max)
02/12 05Z,   0.60,   2.53,  99.90,   3.73,   0.60,
02/12 06Z,   0.60,   2.10,  99.90,   3.30,   0.60,
02/12 07Z,   0.70,   1.45,  99.90,   2.75,   0.60,
02/12 08Z,   0.70,   0.67,  99.90,   1.97,   0.60,
02/12 09Z,   0.70,  -0.06,  99.90,   1.25,   0.60,
02/12 10Z,   0.70,  -0.55,  99.90,   0.75,   0.60,
02/12 11Z,   0.80,  -0.68,  99.90,   0.73,   0.60,  (min)
02/12 12Z,   0.80,  -0.43,  99.90,   0.97,   0.60,
02/12 13Z,   0.70,   0.06,  99.90,   1.36,   0.60,
02/12 14Z,   0.70,   0.64,  99.90,   1.94,   0.60,
02/12 15Z,   0.70,   1.15,  99.90,   2.46,   0.60,
02/12 16Z,   0.70,   1.52,  99.90,   2.82,   0.60,
02/12 17Z,   0.70,   1.69,  99.90,   2.99,   0.60,  (max)
02/12 18Z,   0.70,   1.66,  99.90,   2.97,   0.60,
02/12 19Z,   0.70,   1.45,  99.90,   2.76,   0.60,
02/12 20Z,   0.80,   1.12,  99.90,   2.52,   0.60,
02/12 21Z,   0.90,   0.78,  99.90,   2.28,   0.60,
02/12 22Z,   1.00,   0.58,  99.90,   2.18,   0.60,  (min)
02/12 23Z,   1.10,   0.63,  99.90,   2.33,   0.60,
02/13 00Z,   1.10,   0.94,  99.90,   2.64,   0.60,
02/13 01Z,   1.00,   1.43,  99.90,   3.04,   0.60,
02/13 02Z,   1.00,   1.96,  99.90,   3.56,   0.60,
02/13 03Z,   0.90,   2.38,  99.90,   3.88,   0.60,
02/13 04Z,   0.80,   2.60,  99.90,   4.01,   0.60,  0.11 ft above HAT  (max)
02/13 05Z,   0.80,   2.59,  99.90,   3.99,   0.60,  0.09 ft above HAT
02/13 06Z,   0.80,   2.32,  99.90,   3.72,   0.60,
02/13 07Z,   0.80,   1.81,  99.90,   3.21,   0.60,
02/13 08Z,   0.80,   1.12,  99.90,   2.53,   0.60,
02/13 09Z,   0.80,   0.40,  99.90,   1.80,   0.60,
02/13 10Z,   0.90,  -0.20,  99.90,   1.30,   0.60,
02/13 11Z,   0.90,  -0.49,  99.90,   1.01,   0.60,  (min)
02/13 12Z,   0.90,  -0.42,  99.90,   1.09,   0.60,
02/13 13Z,   0.80,  -0.02,  99.90,   1.38,   0.60,
02/13 14Z,   0.80,   0.55,  99.90,   1.95,   0.60,
02/13 15Z,   0.70,   1.12,  99.90,   2.42,   0.60,
02/13 16Z,   0.60,   1.55,  99.90,   2.76,   0.60,
02/13 17Z,   0.60,   1.79,  99.90,   2.99,   0.60,
02/13 18Z,   0.60,   1.80,  99.90,   3.00,   0.60,  (max)
02/13 19Z,   0.60,   1.61,  99.90,   2.81,   0.60,
02/13 20Z,   0.60,   1.26,  99.90,   2.46,   0.60,
02/13 21Z,   0.70,   0.85,  99.90,   2.15,   0.60,
02/13 22Z,   0.70,   0.51,  99.90,   1.82,   0.60,
02/13 23Z,   0.70,   0.39,  99.90,   1.69,   0.60,  (min)
02/14 00Z,   0.70,   0.55,  99.90,   1.85,   0.60,
02/14 01Z,   0.70,   0.96,  99.90,   2.26,   0.60,
02/14 02Z,   0.70,   1.49,  99.90,   2.79,   0.60,
02/14 03Z,   0.60,   2.00,  99.90,   3.21,   0.60,
02/14 04Z,   0.50,   2.36,  99.90,   3.46,   0.60,
02/14 05Z,   0.40,   2.49,  99.90,   3.49,   0.60,  (max)
02/14 06Z,   0.40,   2.37,  99.90,   3.37,   0.60,
02/14 07Z,   0.40,   2.01,  99.90,   3.01,   0.60,
02/14 08Z,   0.50,   1.46,  99.90,   2.56,   0.60,
02/14 09Z,   0.40,   0.80,  99.90,   1.80,   0.60,
02/14 10Z,   0.40,   0.19,  99.90,   1.19,   0.60,
02/14 11Z,   0.40,  -0.21,  99.90,   0.79,   0.60,
02/14 12Z,   0.40,  -0.28,  99.90,   0.72,   0.60,