Name: SH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 Missing: -9999.0 Climatology: 1979 to 2023 Date Data Minimum 10% 30% Mean 70% 90% Maximum 1987-04-01 9.25 6.63 9.78 14.27 17.33 20.14 25.27 32.41 1987-04-02 10.56 6.62 9.88 13.75 17.09 19.44 25.90 33.27 1987-04-03 12.62 6.46 9.52 13.34 16.84 18.36 26.65 31.76 1987-04-04 12.99 6.63 9.52 13.50 16.90 18.95 24.94 31.58 1987-04-05 13.31 6.42 9.92 13.48 16.62 18.46 24.13 32.29 1987-04-06 13.26 6.90 9.77 13.43 16.60 18.27 24.23 32.08 1987-04-07 14.58 6.84 10.69 13.95 17.05 19.40 23.21 31.34 1987-04-08 14.29 6.79 12.31 14.03 17.42 20.34 24.37 28.50 1987-04-09 14.03 7.37 11.65 14.26 17.66 20.28 23.86 27.29 1987-04-10 14.15 7.04 11.94 14.75 17.90 20.30 25.32 26.94 1987-04-11 14.43 6.82 12.75 15.26 17.87 19.91 24.65 28.23 1987-04-12 13.99 7.36 11.51 15.09 17.87 20.33 24.31 28.97 1987-04-13 14.21 8.14 11.73 14.79 18.14 19.76 26.21 30.65 1987-04-14 14.55 9.57 11.43 14.58 18.23 19.83 26.36 29.52 1987-04-15 14.77 9.89 12.75 14.59 18.21 19.33 26.05 29.55 1987-04-16 14.51 11.15 13.07 14.72 18.42 19.22 26.47 30.54 1987-04-17 14.20 9.71 13.14 14.45 18.40 19.75 25.86 29.97 1987-04-18 13.70 9.17 13.06 14.18 18.26 19.68 25.13 30.84 1987-04-19 13.43 9.15 12.96 14.82 18.13 19.47 25.63 31.67 1987-04-20 13.39 11.23 13.09 14.75 18.40 20.11 25.45 35.66 1987-04-21 13.41 9.59 13.57 15.11 18.53 19.58 26.77 32.85 1987-04-22 13.38 9.85 13.00 15.42 18.80 19.68 26.43 33.60 1987-04-23 13.57 10.77 13.02 15.63 18.96 21.06 26.20 33.29 1987-04-24 13.34 11.38 13.34 15.83 19.26 22.48 26.84 32.65 1987-04-25 12.30 12.19 13.11 16.25 19.38 22.17 27.07 32.38 1987-04-26 11.75 11.20 13.30 16.25 19.61 23.09 27.27 31.70 1987-04-27 11.42 11.42 13.40 16.19 19.73 22.70 27.84 31.10 1987-04-28 11.47 11.47 13.34 15.83 19.82 23.23 27.84 36.18 1987-04-29 11.88 11.88 13.18 16.21 20.02 23.03 27.55 36.23 1987-04-30 14.11 12.48 13.54 16.28 20.17 24.32 26.82 36.44 1987-05-01 14.69 11.56 13.36 16.11 20.30 24.03 27.56 36.58 1987-05-02 15.04 10.29 13.63 16.22 20.35 23.50 27.18 36.61 1987-05-03 15.15 10.28 13.38 16.13 20.69 24.68 28.71 36.43 1987-05-04 16.92 11.45 13.08 16.09 20.93 24.90 29.95 36.22 1987-05-05 15.26 11.47 13.62 16.20 20.76 24.35 29.61 36.10 1987-05-06 15.31 12.79 13.78 16.34 20.85 24.85 29.61 36.02 1987-05-07 13.79 12.98 13.45 16.29 21.29 24.69 30.14 36.25 1987-05-08 13.48 11.77 13.77 16.49 21.56 25.17 29.12 36.29 1987-05-09 11.83 11.83 14.80 17.05 21.75 25.30 29.18 36.44 1987-05-10 15.59 11.89 14.00 17.58 22.32 25.43 29.55 37.19 1987-05-11 19.10 12.67 15.42 18.62 22.86 25.70 29.15 41.37 1987-05-12 23.80 13.78 15.39 19.33 23.07 25.74 29.53 40.96 1987-05-13 23.77 13.46 16.07 18.83 22.99 26.20 29.79 40.44 1987-05-14 23.00 12.27 15.97 18.16 22.74 25.40 29.92 40.20 1987-05-15 19.62 12.92 15.95 17.99 22.44 25.11 30.13 40.40 1987-05-16 15.44 13.12 15.45 17.98 22.30 24.74 29.79 40.60 1987-05-17 11.60 11.60 15.74 18.21 22.20 24.56 29.77 40.78 1987-05-18 12.52 12.52 15.65 19.00 22.36 25.07 28.86 41.20 1987-05-19 13.76 10.76 15.14 18.78 22.63 26.00 29.42 41.56 1987-05-20 14.30 10.52 15.24 19.16 22.91 26.40 28.96 41.22 1987-05-21 15.06 11.98 15.16 19.08 23.01 26.61 30.30 41.44 1987-05-22 24.49 13.37 15.06 18.95 23.24 26.40 30.22 41.20 1987-05-23 26.27 13.54 16.05 18.90 23.26 26.26 29.33 41.02 1987-05-24 25.55 13.46 16.40 18.83 23.37 25.87 29.88 40.48 1987-05-25 24.70 14.24 16.71 19.28 23.71 26.08 29.46 46.82 1987-05-26 24.34 13.34 17.51 20.76 23.91 26.38 29.62 46.56 1987-05-27 15.25 15.25 16.90 20.10 24.01 26.93 29.05 45.68 1987-05-28 12.97 12.97 17.41 20.89 24.35 26.95 31.15 45.21 1987-05-29 13.30 13.30 18.03 20.80 24.78 27.25 33.13 38.89 1987-05-30 16.16 16.16 18.90 21.39 25.29 26.86 33.07 41.82 1987-05-31 17.10 17.10 18.28 22.69 25.65 26.69 33.02 46.47 1987-06-01 18.48 17.54 18.77 22.45 25.42 26.50 33.15 38.97 1987-06-02 19.48 17.50 19.81 22.29 25.32 26.25 33.08 38.61 1987-06-03 18.46 17.55 18.27 21.99 25.25 27.40 31.49 44.59 1987-06-04 24.12 17.44 19.55 22.63 25.51 27.48 31.53 44.46 1987-06-05 31.77 16.35 19.38 22.58 25.50 27.72 32.38 44.43 1987-06-06 32.27 15.68 19.78 23.16 26.27 28.37 32.58 44.68 1987-06-07 32.80 17.51 19.86 22.33 26.42 28.69 35.19 39.14 1987-06-08 35.18 15.79 18.97 23.23 26.67 28.71 35.37 45.44 1987-06-09 28.19 15.48 19.41 23.76 26.69 28.52 35.21 44.80 1987-06-10 27.84 18.30 19.57 22.99 26.76 29.01 36.69 44.31 1987-06-11 27.53 13.74 19.55 22.74 26.41 29.09 33.75 37.37 1987-06-12 27.41 11.67 21.29 24.54 26.93 29.14 33.52 37.15 1987-06-13 26.99 11.99 22.24 25.15 26.92 28.49 33.14 36.74 1987-06-14 27.04 11.66 21.88 24.99 27.32 29.70 32.99 43.43 1987-06-15 20.60 11.64 21.11 23.37 27.04 29.57 33.56 43.33 1987-06-16 20.92 11.33 21.07 23.95 27.71 30.27 34.37 49.77 1987-06-17 20.94 15.75 20.99 23.81 27.91 31.20 35.71 44.35 1987-06-18 26.82 17.75 21.63 25.38 28.88 31.33 37.77 46.53 1987-06-19 26.48 19.94 21.81 26.38 29.27 31.98 35.53 47.51 1987-06-20 27.39 18.59 21.53 25.89 29.58 32.77 37.49 47.88 1987-06-21 27.70 12.39 21.98 26.35 29.91 33.20 37.41 48.01 1987-06-22 33.67 12.20 21.75 26.57 30.16 33.22 39.98 48.17 1987-06-23 28.31 6.07 23.27 25.22 29.73 32.95 39.48 47.28 1987-06-24 28.95 1.51 21.74 25.49 29.66 32.95 42.32 47.23 1987-06-25 28.09 7.75 21.66 25.13 29.76 32.68 42.59 47.34 1987-06-26 28.15 7.50 21.60 25.23 29.45 32.45 42.20 44.42 1987-06-27 22.65 13.66 20.89 24.97 29.65 32.45 40.79 47.21 1987-06-28 23.12 11.45 22.07 26.22 29.73 32.88 39.74 47.18 1987-06-29 23.44 14.32 20.31 27.51 30.09 33.52 38.01 47.39 1987-06-30 29.22 17.10 21.45 26.86 30.58 34.76 38.16 48.07 1987-07-01 35.12 14.78 20.39 26.73 31.19 35.19 40.90 47.15 1987-07-02 34.67 16.71 20.27 26.70 31.15 34.79 41.64 47.36 1987-07-03 33.88 15.47 23.16 27.56 31.32 33.94 41.55 47.84 1987-07-04 39.58 14.61 25.38 28.21 31.42 33.43 40.26 47.55 1987-07-05 39.76 13.80 24.21 27.72 31.59 34.79 40.45 47.13 1987-07-06 39.68 16.71 21.67 26.89 31.41 35.05 41.13 46.90 1987-07-07 46.04 18.10 22.00 27.05 32.05 34.75 44.96 47.38 1987-07-08 52.44 15.52 23.65 26.66 32.96 37.50 46.11 52.44 1987-07-09 52.82 15.64 22.96 26.28 33.08 38.85 47.30 52.82 1987-07-10 53.04 12.62 23.06 28.18 33.46 38.45 47.36 53.04 1987-07-11 52.47 8.67 21.87 27.94 33.03 38.77 44.95 52.47 1987-07-12 51.99 5.14 20.82 28.27 32.16 37.08 41.65 51.99 1987-07-13 45.71 8.20 21.50 27.42 31.76 37.62 42.96 48.87 1987-07-14 45.09 11.46 23.46 27.89 31.78 36.07 40.49 48.63 1987-07-15 39.28 14.91 23.54 27.34 31.58 35.67 39.79 48.15 1987-07-16 39.79 14.40 24.92 29.43 31.83 35.22 39.30 47.76 1987-07-17 39.65 14.88 24.62 30.24 33.21 36.79 41.27 47.69 1987-07-18 45.17 15.30 25.97 30.42 33.55 37.08 41.33 47.67 1987-07-19 44.27 15.94 25.09 30.52 34.07 37.91 43.44 47.84 1987-07-20 43.95 15.12 26.30 30.22 34.39 37.72 43.45 50.37 1987-07-21 42.57 19.51 25.20 30.20 34.53 37.89 44.58 51.09 1987-07-22 42.08 22.28 23.85 30.85 34.83 39.54 45.36 50.64 1987-07-23 41.59 22.87 23.75 30.00 34.49 38.96 45.87 48.76 1987-07-24 36.80 16.38 24.88 30.18 34.38 38.17 45.81 49.62 1987-07-25 42.22 8.99 25.57 30.22 34.27 38.24 44.85 49.62 1987-07-26 43.02 14.22 26.79 31.12 34.78 38.42 44.82 49.47 1987-07-27 38.25 13.35 27.56 31.58 34.89 37.95 43.48 49.06 1987-07-28 38.84 12.82 26.01 30.75 34.80 39.55 43.52 48.72 1987-07-29 44.18 19.02 26.35 31.76 35.73 39.63 45.84 49.86 1987-07-30 39.32 19.50 26.80 31.95 36.25 41.32 46.66 49.71 1987-07-31 39.47 22.03 26.10 31.89 36.42 42.16 46.60 49.50 1987-08-01 45.26 18.29 27.53 31.38 36.58 42.77 47.82 49.65 1987-08-02 45.24 19.00 27.06 31.79 37.07 43.62 47.68 52.93 1987-08-03 40.15 18.88 26.64 31.93 36.46 43.14 47.98 52.48 1987-08-04 45.92 13.67 26.47 32.24 36.54 43.41 47.69 52.29 1987-08-05 46.46 18.21 24.95 29.73 36.31 43.11 47.14 57.38 1987-08-06 46.53 15.66 24.31 29.88 36.41 42.25 46.87 56.74 1987-08-07 41.45 14.86 26.67 30.18 35.76 41.28 47.21 52.50 1987-08-08 41.55 11.93 26.54 29.36 35.12 39.95 47.02 52.36 1987-08-09 41.33 13.91 25.85 31.03 34.89 38.67 46.97 51.39 1987-08-10 41.27 15.25 25.63 29.49 34.29 38.75 46.85 51.61 1987-08-11 40.90 9.44 24.05 29.79 33.78 38.84 46.79 51.70 1987-08-12 46.05 7.93 24.62 29.57 34.27 40.75 46.83 49.99 1987-08-13 51.23 8.57 24.50 29.80 34.85 38.51 47.34 51.23 1987-08-14 51.27 8.99 22.15 31.75 35.07 41.40 47.91 52.15 1987-08-15 50.91 13.52 23.46 31.96 35.94 41.54 48.56 55.88 1987-08-16 50.99 17.74 23.56 32.10 36.59 41.47 49.59 55.92 1987-08-17 51.01 17.21 23.08 31.39 36.30 42.15 49.29 55.71 1987-08-18 51.21 17.05 26.14 31.13 36.94 41.67 49.44 55.50 1987-08-19 50.87 22.37 26.46 31.32 37.09 41.36 49.41 55.37 1987-08-20 51.00 21.69 24.70 32.11 37.34 41.97 49.68 54.88 1987-08-21 51.00 16.84 25.76 31.88 36.80 42.96 49.21 54.52 1987-08-22 50.91 11.95 28.75 31.68 37.38 42.05 49.37 51.61 1987-08-23 50.64 7.99 29.35 31.88 37.07 42.04 48.08 51.35 1987-08-24 50.05 7.72 28.65 31.55 36.81 42.51 47.90 51.27 1987-08-25 49.48 8.31 28.70 32.21 36.78 41.56 47.76 51.23 1987-08-26 49.15 9.28 30.00 32.49 37.41 41.55 48.31 55.09 1987-08-27 49.25 19.99 27.58 32.50 37.45 40.32 48.56 54.90 1987-08-28 49.47 20.63 30.02 33.00 37.94 43.10 48.33 54.76 1987-08-29 49.88 22.75 31.34 33.30 38.36 43.22 48.50 54.79 1987-08-30 50.27 22.91 31.15 34.07 39.02 44.42 49.50 54.71 1987-08-31 50.27 22.65 30.79 32.97 39.29 44.94 50.24 54.66 1987-09-01 50.11 25.44 28.96 32.85 39.19 44.47 50.35 55.13 1987-09-02 50.05 24.07 29.68 33.20 39.43 44.64 50.23 55.20 1987-09-03 50.39 23.97 30.40 34.63 39.53 44.43 49.96 59.96 1987-09-04 50.83 24.04 28.27 33.93 38.85 44.23 49.99 54.89 1987-09-05 51.56 26.62 28.51 33.59 38.97 43.91 50.08 54.47 1987-09-06 52.27 25.11 30.67 32.68 39.05 44.24 50.02 56.86 1987-09-07 52.53 23.92 29.18 32.76 38.82 43.95 49.96 56.09 1987-09-08 52.62 23.87 28.68 32.77 38.64 42.49 50.18 55.47 1987-09-09 52.72 23.16 28.90 34.32 39.01 42.49 49.64 56.64 1987-09-10 52.50 22.56 29.12 33.16 38.85 44.37 49.31 55.82 1987-09-11 52.03 26.00 28.35 33.17 38.68 41.92 49.49 55.12 1987-09-12 51.62 26.64 28.47 32.88 38.23 41.90 49.60 54.27 1987-09-13 51.64 26.27 28.97 34.63 38.15 40.26 49.48 53.86 1987-09-14 51.48 25.47 29.91 33.69 38.48 41.63 49.73 53.65 1987-09-15 51.51 24.99 30.47 34.11 38.65 42.42 49.94 54.87 1987-09-16 51.53 24.57 30.12 33.66 38.51 42.26 49.51 54.82 1987-09-17 51.81 23.37 30.92 34.29 38.74 42.92 48.83 54.37 1987-09-18 51.65 22.54 30.94 34.03 38.87 42.86 48.41 53.85 1987-09-19 51.72 21.79 29.02 34.03 38.40 42.40 48.05 53.51 1987-09-20 51.34 21.46 28.94 33.25 38.23 42.22 47.87 53.20 1987-09-21 50.82 20.72 28.82 33.35 38.08 41.60 47.19 52.84 1987-09-22 50.66 20.50 29.28 31.51 37.71 41.75 47.11 52.96 1987-09-23 50.58 20.45 27.22 32.62 37.29 42.08 47.76 53.10 1987-09-24 50.24 20.02 28.52 31.36 36.88 40.99 47.06 53.02 1987-09-25 50.25 19.86 27.11 31.47 36.39 39.47 47.36 53.00 1987-09-26 50.55 20.16 27.12 31.63 36.34 40.33 47.10 53.01 1987-09-27 50.47 19.93 27.26 31.98 36.24 39.99 47.05 52.89 1987-09-28 50.57 19.59 26.19 32.68 35.84 39.72 47.09 52.72 1987-09-29 50.47 19.70 26.86 32.36 35.74 39.29 47.05 52.68 1987-09-30 50.28 19.10 27.66 31.62 35.48 39.33 45.89 52.64 1987-10-01 47.80 18.62 27.58 31.70 34.97 38.74 45.34 52.27 1987-10-02 47.73 17.83 27.43 31.12 34.38 37.30 44.16 51.94 1987-10-03 47.50 16.68 27.16 31.48 34.09 36.07 44.38 51.46 1987-10-04 47.39 14.87 27.29 29.98 33.83 36.81 44.45 50.90 1987-10-05 47.41 14.88 27.36 29.80 33.68 36.25 44.47 50.43 1987-10-06 49.67 14.87 26.74 30.26 33.42 35.16 44.30 50.36 1987-10-07 49.63 15.24 26.07 30.09 33.28 35.12 43.58 50.26 1987-10-08 49.37 15.21 27.10 29.67 33.01 35.07 42.93 50.26 1987-10-09 48.96 15.18 27.57 29.46 32.61 34.23 41.89 50.34 1987-10-10 48.62 15.21 27.79 29.43 32.33 32.97 41.30 50.27 1987-10-11 48.78 15.35 28.05 28.87 32.13 31.81 41.00 50.07 1987-10-12 48.25 15.72 26.92 28.73 31.94 33.22 40.60 49.85 1987-10-13 47.38 16.04 26.72 28.54 31.82 33.60 40.41 49.60 1987-10-14 46.36 16.09 26.41 28.42 31.65 33.41 40.23 49.45 1987-10-15 45.28 16.18 26.08 28.85 31.36 32.79 39.80 49.15 1987-10-16 43.91 16.21 25.50 28.49 31.02 32.65 38.97 45.10 1987-10-17 42.94 16.23 25.54 28.31 30.73 32.79 37.60 45.12 1987-10-18 42.51 16.26 25.12 28.19 30.58 32.50 36.99 44.92 1987-10-19 42.32 16.27 24.09 27.62 30.30 32.14 36.38 44.88 1987-10-20 41.83 16.51 23.74 26.84 30.08 32.63 36.38 44.74 1987-10-21 41.33 16.72 23.47 26.85 29.82 32.29 36.74 44.76 1987-10-22 41.02 16.71 23.23 26.41 29.64 31.81 36.58 44.22 1987-10-23 40.55 16.80 22.76 26.22 29.14 31.52 35.56 44.25 1987-10-24 40.57 17.09 22.38 26.17 28.67 31.21 34.82 44.41 1987-10-25 40.49 17.14 21.79 26.05 28.15 30.16 33.55 44.38 1987-10-26 40.47 16.89 21.62 25.24 27.83 29.69 33.41 43.99 1987-10-27 37.23 17.17 21.34 25.16 27.39 29.05 33.11 43.50 1987-10-28 36.86 17.15 21.12 24.52 27.14 28.67 32.87 43.09 1987-10-29 36.38 16.93 21.08 24.21 26.91 28.66 33.22 40.00 1987-10-30 36.15 16.68 21.69 24.51 26.71 28.90 32.70 36.95 1987-10-31 36.05 16.34 21.02 24.55 26.39 27.92 31.68 36.39 1987-11-01 39.07 15.69 21.02 23.88 26.13 28.11 31.59 39.07 1987-11-02 39.42 15.26 20.79 23.34 25.81 28.30 31.30 39.42 1987-11-03 39.48 14.85 20.27 23.05 25.43 27.48 30.83 39.48 1987-11-04 36.80 14.47 19.97 22.01 25.07 27.09 30.59 36.80 1987-11-05 33.76 14.38 19.40 21.52 24.58 27.25 30.41 33.76 1987-11-06 32.95 14.12 19.00 21.20 24.19 26.94 30.47 33.39 1987-11-07 32.02 13.36 18.19 21.20 23.80 26.45 29.72 32.72 1987-11-08 30.88 12.75 17.81 20.96 23.51 25.54 29.88 32.31 1987-11-09 32.45 12.19 17.78 21.21 23.21 24.89 28.94 32.45 1987-11-10 32.50 11.82 17.30 21.26 22.98 24.90 28.99 32.50 1987-11-11 30.69 11.62 16.66 20.92 22.69 25.12 28.45 30.69 1987-11-12 29.80 11.56 15.80 20.86 22.46 24.97 28.31 29.80 1987-11-13 29.27 10.72 16.57 20.61 22.22 24.98 28.34 29.27 1987-11-14 28.53 8.70 15.33 19.84 21.84 24.63 28.11 29.55 1987-11-15 29.40 6.67 14.99 19.45 21.50 24.47 28.09 29.69 1987-11-16 28.91 6.79 14.88 18.58 21.10 24.19 27.97 29.57 1987-11-17 28.16 7.07 14.08 18.51 20.66 23.74 27.62 29.43 1987-11-18 26.92 4.40 13.93 17.95 20.32 23.54 27.26 29.37 1987-11-19 26.10 4.23 13.27 17.89 20.01 23.22 26.98 29.16 1987-11-20 25.29 4.12 11.66 17.36 19.62 23.25 26.75 28.89 1987-11-21 25.80 4.03 9.92 16.73 19.24 23.08 26.41 28.78 1987-11-22 25.77 3.77 8.75 16.12 18.79 23.49 25.82 28.59 1987-11-23 25.73 4.13 7.55 15.46 18.03 22.90 25.37 27.91 1987-11-24 25.54 4.41 7.72 13.41 17.48 22.21 24.76 27.41 1987-11-25 25.61 5.10 7.63 13.01 17.06 21.75 24.39 27.48 1987-11-26 25.22 3.75 7.61 12.94 16.57 21.50 24.36 26.97 1987-11-27 24.75 3.70 6.99 11.18 16.06 21.62 24.36 26.43 1987-11-28 24.77 4.00 6.89 10.34 15.80 21.75 24.00 25.94 1987-11-29 24.92 3.81 5.61 10.21 15.31 20.99 23.71 25.29 1987-11-30 23.61 3.86 4.96 9.53 14.76 19.49 23.46 25.66 1987-12-01 22.87 3.13 4.83 8.90 14.34 19.03 23.33 25.55 1987-12-02 22.47 0.94 3.99 9.42 14.07 18.51 22.70 25.61 1987-12-03 21.04 0.85 3.73 8.48 13.57 18.80 22.74 25.72 1987-12-04 19.19 0.49 4.00 7.65 13.15 18.39 22.84 25.80 1987-12-05 18.58 0.68 3.76 7.15 12.72 18.24 22.67 25.10 1987-12-06 17.55 0.98 3.59 6.13 12.54 18.02 22.82 25.02 1987-12-07 16.67 1.12 3.56 5.97 12.03 17.44 22.24 24.66 1987-12-08 17.48 1.16 3.31 5.41 11.78 16.97 22.25 24.31 1987-12-09 18.25 1.27 3.32 5.37 11.63 17.29 21.74 23.90 1987-12-10 19.55 1.39 2.92 6.01 11.20 16.62 20.93 23.51 1987-12-11 20.21 0.92 2.45 4.89 10.80 16.21 20.18 23.23 1987-12-12 20.75 1.35 2.51 4.79 10.14 14.68 18.83 23.51 1987-12-13 20.07 1.49 2.96 5.43 9.99 14.20 18.26 23.16 1987-12-14 19.96 1.48 2.52 4.45 9.17 13.16 19.27 23.32 1987-12-15 19.26 0.55 2.85 4.33 9.63 13.10 19.38 22.37 1987-12-16 21.00 0.53 2.05 4.24 8.98 12.44 18.27 22.11 1987-12-17 21.22 0.42 1.71 3.96 8.47 11.33 18.56 22.77 1987-12-18 23.68 0.18 1.65 3.83 8.58 11.45 19.60 23.68 1987-12-19 23.78 0.15 1.43 3.44 8.03 9.40 18.71 23.78 1987-12-20 25.01 0.13 1.45 3.31 7.77 9.90 15.60 25.01 1987-12-21 25.17 0.13 0.92 2.83 7.67 9.74 14.76 25.74 1987-12-22 27.81 0.11 1.16 2.90 7.89 10.03 14.16 27.81 1987-12-23 31.30 0.11 0.96 2.42 7.17 9.53 15.60 31.30 1987-12-24 32.92 0.11 1.62 2.93 7.60 10.00 14.83 32.92 1987-12-25 28.04 0.10 1.72 3.05 7.11 10.21 13.75 28.04 1987-12-26 29.33 0.19 1.53 3.13 6.33 7.64 11.56 29.33 1987-12-27 29.34 0.23 0.89 2.67 5.90 7.22 11.91 29.34 1987-12-28 -9999.0 0.65 1.06 2.67 5.02 6.51 8.48 19.18 1987-12-29 25.30 0.41 1.30 2.19 6.87 9.39 14.38 25.30 1987-12-30 30.86 0.52 1.29 2.64 7.04 7.87 14.28 30.86 1987-12-31 -9999.0 0.28 1.23 2.25 5.30 5.56 13.26 18.01