EXTRA-TROPICAL  STORM  SURGE  2.3
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#Popokamute, AK : 05/19/2022 04:21:47 GMT (units in feet MHHW)
#Date(GMT), Surge,   Tide,    Obs,   Fcst,   Anom, Comment
#------------------------------------------------------------
05/17 12Z,  -1.40,   0.98,  99.90,  -0.42,   0.00,
05/17 13Z,  -1.50,   0.54,  99.90,  -0.96,   0.00,  (max)
05/17 14Z,  -1.50,  -1.22,  99.90,  -2.72,   0.00,
05/17 15Z,  -1.60,  -3.41,  99.90,  -5.01,   0.00,
05/17 16Z,  -1.60,  -5.45,  99.90,  -7.05,   0.00,
05/17 17Z,  -1.60,  -7.05,  99.90,  -8.65,   0.00,
05/17 18Z,  -1.50,  -8.04,  99.90,  -9.54,   0.00,
05/17 19Z,  -1.50,  -8.41,  99.90,  -9.91,   0.00,  (min)
05/17 20Z,  -1.40,  -7.98,  99.90,  -9.38,   0.00,
05/17 21Z,  -1.40,  -6.35,  99.90,  -7.75,   0.00,
05/17 22Z,  -1.30,  -3.96,  99.90,  -5.26,   0.00,
05/17 23Z,  -1.20,  -2.29,  99.90,  -3.49,   0.00,
05/18 00Z,  -1.20,  -2.20,  99.90,  -3.40,   0.00,  (max)
05/18 01Z,  -1.10,  -3.36,  99.90,  -4.46,   0.00,
05/18 02Z,  -1.00,  -5.23,  99.90,  -6.23,   0.00,
05/18 03Z,  -0.90,  -7.15,  99.90,  -8.05,   0.00,
05/18 04Z,  -0.80,  -8.68,  99.90,  -9.48,   0.00,
05/18 05Z,  -0.70,  -9.68,  99.90, -10.38,   0.00,
05/18 06Z,  -0.80, -10.17,  99.90, -10.97,   0.00,  (min)
05/18 07Z,  -0.70, -10.26,  99.90, -10.96,   0.00,
05/18 08Z,  -0.70,  -9.84,  99.90, -10.54,   0.00,
05/18 09Z,  -0.70,  -8.45,  99.90,  -9.15,   0.00,
05/18 10Z,  -0.80,  -5.78,  99.90,  -6.58,   0.00,
05/18 11Z,  -0.80,  -2.46,  99.90,  -3.26,   0.00,
05/18 12Z,  -0.60,   0.30,  99.90,  -0.30,   0.00,
05/18 13Z,  -0.60,   1.51,  99.90,   0.91,   0.00,  (max)
05/18 14Z,  -0.60,   0.89,  99.90,   0.29,   0.00,
05/18 15Z,  -0.50,  -1.02,  99.90,  -1.52,   0.00,
05/18 16Z,  -0.50,  -3.34,  99.90,  -3.84,   0.00,
05/18 17Z,  -0.50,  -5.48,  99.90,  -5.98,   0.00,
05/18 18Z,  -0.40,  -7.12,  99.90,  -7.52,   0.00,
05/18 19Z,  -0.40,  -8.12,  99.90,  -8.52,   0.00,
05/18 20Z,  -0.30,  -8.46,  99.90,  -8.76,   0.00,  (min)
05/18 21Z,  -0.30,  -7.99,  99.90,  -8.29,   0.00,
05/18 22Z,  -0.30,  -6.30,  99.90,  -6.60,   0.00,
05/18 23Z,  -0.30,  -3.91,  99.90,  -4.21,   0.00,
05/19 00Z,  -0.30,  -2.30,  99.90,  -2.60,   0.00,
05/19 01Z,  -0.30,  -2.30,  99.90,  -2.60,   0.00,  (max)
05/19 02Z,  -0.30,  -3.55,  99.90,  -3.85,   0.00,
05/19 03Z,  -0.30,  -5.46,  99.90,  -5.76,   0.00,
05/19 04Z,  -0.20,  -7.38,  99.90,  -7.58,   0.00,
05/19 05Z,  -0.20,  -8.88,  99.90,  -9.08,   0.00,
05/19 06Z,  -0.20,  -9.84,  99.90, -10.04,   0.00,
05/19 07Z,  -0.20, -10.29,  99.90, -10.49,   0.00,
05/19 08Z,  -0.30, -10.33,  99.90, -10.63,   0.00,  (min)
05/19 09Z,  -0.30,  -9.82,  99.90, -10.12,   0.00,
05/19 10Z,  -0.40,  -8.26,  99.90,  -8.66,   0.00,
05/19 11Z,  -0.40,  -5.41,  99.90,  -5.81,   0.00,
05/19 12Z,  -0.40,  -1.98,  99.90,  -2.38,   0.00,
05/19 13Z,  -0.50,   0.76,  99.90,   0.26,   0.00,
05/19 14Z,  -0.50,   1.84,  99.90,   1.34,   0.00,  (max)
05/19 15Z,  -0.50,   1.05,  99.90,   0.55,   0.00,
05/19 16Z,  -0.50,  -1.01,  99.90,  -1.51,   0.00,
05/19 17Z,  -0.40,  -3.43,  99.90,  -3.83,   0.00,
05/19 18Z,  -0.40,  -5.62,  99.90,  -6.02,   0.00,
05/19 19Z,  -0.30,  -7.28,  99.90,  -7.58,   0.00,
05/19 20Z,  -0.30,  -8.26,  99.90,  -8.56,   0.00,
05/19 21Z,  -0.30,  -8.55,  99.90,  -8.85,   0.00,  (min)
05/19 22Z,  -0.30,  -8.03,  99.90,  -8.33,   0.00,
05/19 23Z,  -0.30,  -6.31,  99.90,  -6.61,   0.00,
05/20 00Z,  -0.30,  -3.92,  99.90,  -4.22,   0.00,
05/20 01Z,  -0.30,  -2.31,  99.90,  -2.61,   0.00,  (max)
05/20 02Z,  -0.30,  -2.31,  99.90,  -2.61,   0.00,
05/20 03Z,  -0.30,  -3.59,  99.90,  -3.89,   0.00,
05/20 04Z,  -0.30,  -5.51,  99.90,  -5.81,   0.00,
05/20 05Z,  -0.30,  -7.43,  99.90,  -7.73,   0.00,
05/20 06Z,  -0.30,  -8.93,  99.90,  -9.23,   0.00,
05/20 07Z,  -0.30,  -9.87,  99.90, -10.17,   0.00,
05/20 08Z,  -0.30, -10.30,  99.90, -10.60,   0.00,
05/20 09Z,  -0.30, -10.32,  99.90, -10.62,   0.00,  (min)
05/20 10Z,  -0.30,  -9.74,  99.90, -10.04,   0.00,
05/20 11Z,  -0.30,  -8.05,  99.90,  -8.35,   0.00,
05/20 12Z,  -0.30,  -5.09,  99.90,  -5.39,   0.00,
05/20 13Z,  -0.40,  -1.62,  99.90,  -2.02,   0.00,
05/20 14Z,  -0.40,   1.05,  99.90,   0.65,   0.00,
05/20 15Z,  -0.40,   1.97,  99.90,   1.57,   0.00,  (max)
05/20 16Z,  -0.40,   1.00,  99.90,   0.60,   0.00,
05/20 17Z,  -0.50,  -1.17,  99.90,  -1.67,   0.00,
05/20 18Z,  -0.50,  -3.65,  99.90,  -4.15,   0.00,
05/20 19Z,  -0.50,  -5.87,  99.90,  -6.37,   0.00,
05/20 20Z,  -0.40,  -7.50,  99.90,  -7.90,   0.00,
05/20 21Z,  -0.40,  -8.43,  99.90,  -8.83,   0.00,
05/20 22Z,  -0.40,  -8.68,  99.90,  -9.08,   0.00,  (min)
05/20 23Z,  -0.40,  -8.11,  99.90,  -8.51,   0.00,
05/21 00Z,  -0.30,  -6.39,  99.90,  -6.69,   0.00,
05/21 01Z,  -0.30,  -3.99,  99.90,  -4.29,   0.00,
05/21 02Z,  -0.30,  -2.31,  99.90,  -2.61,   0.00,
05/21 03Z,  -0.30,  -2.24,  99.90,  -2.54,   0.00,  (max)
05/21 04Z,  -0.30,  -3.48,  99.90,  -3.78,   0.00,
05/21 05Z,  -0.20,  -5.39,  99.90,  -5.59,   0.00,
05/21 06Z,  -0.20,  -7.31,  99.90,  -7.51,   0.00,
05/21 07Z,  -0.20,  -8.82,  99.90,  -9.02,   0.00,
05/21 08Z,  -0.30,  -9.78,  99.90, -10.08,   0.00,
05/21 09Z,  -0.30, -10.21,  99.90, -10.51,   0.00,  (min)
05/21 10Z,  -0.20, -10.21,  99.90, -10.41,   0.00,
05/21 11Z,  -0.10,  -9.58,  99.90,  -9.68,   0.00,
05/21 12Z,   0.00,  -7.81,  99.90,  -7.81,   0.00,
05/21 13Z,   0.00,  -4.79,  99.90,  -4.79,   0.00,
05/21 14Z,   0.10,  -1.36,  99.90,  -1.26,   0.00,
05/21 15Z,   0.20,   1.18,  99.90,   1.38,   0.00,
05/21 16Z,   0.10,   1.90,  99.90,   2.00,   0.00,  (max)
05/21 17Z,   0.00,   0.75,  99.90,   0.75,   0.00,
05/21 18Z,   0.00,  -1.49,  99.90,  -1.49,   0.00,
05/21 19Z,   0.00,  -3.99,  99.90,  -3.99,   0.00,
05/21 20Z,   0.00,  -6.20,  99.90,  -6.20,   0.00,
05/21 21Z,   0.00,  -7.79,  99.90,  -7.79,   0.00,
05/21 22Z,   0.00,  -8.65,  99.90,  -8.65,   0.00,
05/21 23Z,   0.10,  -8.84,  99.90,  -8.74,   0.00,  (min)
05/22 00Z,   0.20,  -8.24,  99.90,  -8.04,   0.00,
05/22 01Z,   0.30,  -6.52,  99.90,  -6.22,   0.00,
05/22 02Z,   0.50,  -4.12,  99.90,  -3.62,   0.00,
05/22 03Z,   0.50,  -2.32,  99.90,  -1.82,   0.00,
05/22 04Z,   0.60,  -2.10,  99.90,  -1.50,   0.00,  (max)
05/22 05Z,   0.60,  -3.26,  99.90,  -2.66,   0.00,
05/22 06Z,   0.70,  -5.13,  99.90,  -4.43,   0.00,
05/22 07Z,   0.70,  -7.04,  99.90,  -6.34,   0.00,
05/22 08Z,   0.70,  -8.58,  99.90,  -7.88,   0.00,
05/22 09Z,   0.70,  -9.57,  99.90,  -8.87,   0.00,
05/22 10Z,   0.70, -10.03,  99.90,  -9.33,   0.00,
05/22 11Z,   0.60, -10.02,  99.90,  -9.42,   0.00,  (min)
05/22 12Z,   0.60,  -9.35,  99.90,  -8.75,   0.00,
05/22 13Z,   0.50,  -7.54,  99.90,  -7.04,   0.00,
05/22 14Z,   0.40,  -4.53,  99.90,  -4.13,   0.00,
05/22 15Z,   0.30,  -1.19,  99.90,  -0.89,   0.00,
05/22 16Z,   0.20,   1.15,  99.90,   1.35,   0.00,
05/22 17Z,   0.20,   1.63,  99.90,   1.83,   0.00,  (max)
05/22 18Z,   0.10,   0.33,  99.90,   0.43,   0.00,
05/22 19Z,  99.90,  -1.96,  99.90,  99.90,   0.00,
05/22 20Z,  99.90,  -4.45,  99.90,  99.90,   0.00,
05/22 21Z,  99.90,  -6.60,  99.90,  99.90,   0.00,
05/22 22Z,  99.90,  -8.11,  99.90,  99.90,   0.00,
05/22 23Z,  99.90,  -8.90,  99.90,  99.90,   0.00,
05/23 00Z,  99.90,  -9.03,  99.90,  99.90,   0.00,