Name: SH Vortex Area Units: million km!U2!N Level: 850 K Source: MERRA2 Missing: -9999.0 Climatology: 1979 to 2024 Date Data Minimum 10% 30% Mean 70% 90% Maximum 1987-04-01 13.35 13.35 18.33 24.04 29.18 33.49 40.52 51.67 1987-04-02 13.70 13.70 16.25 24.64 28.78 32.34 40.32 52.35 1987-04-03 13.69 13.56 16.20 23.92 28.37 32.15 38.32 51.86 1987-04-04 13.62 13.62 18.07 23.90 28.05 31.80 37.98 51.06 1987-04-05 13.67 13.67 17.76 23.97 27.92 31.89 37.45 50.21 1987-04-06 13.65 13.65 17.69 24.28 27.96 32.37 37.77 49.53 1987-04-07 13.47 13.47 18.51 23.49 28.21 32.80 37.91 48.59 1987-04-08 18.57 14.77 18.52 23.27 28.21 32.09 41.01 47.49 1987-04-09 19.14 14.21 18.47 23.30 27.71 31.45 37.47 44.66 1987-04-10 23.90 14.00 18.70 22.79 27.22 31.13 35.93 44.28 1987-04-11 28.64 13.48 17.34 21.96 26.61 29.45 35.16 43.55 1987-04-12 28.01 11.49 18.07 21.62 26.22 29.13 34.93 44.32 1987-04-13 22.83 10.69 17.65 21.52 26.08 29.92 34.05 45.24 1987-04-14 22.53 9.05 17.19 21.52 25.88 30.74 33.99 45.28 1987-04-15 22.76 9.00 16.54 21.68 26.05 31.18 35.71 43.47 1987-04-16 18.16 9.17 15.63 21.64 25.92 30.80 36.35 42.13 1987-04-17 18.50 10.29 14.16 21.25 25.51 28.85 36.52 40.82 1987-04-18 17.91 10.34 13.64 20.46 25.09 29.38 35.51 39.16 1987-04-19 23.32 10.34 14.13 19.94 25.47 29.90 35.62 40.34 1987-04-20 23.29 10.27 14.78 19.93 25.21 29.75 34.94 40.99 1987-04-21 27.10 10.28 15.61 20.45 25.28 31.50 33.94 41.66 1987-04-22 31.70 9.27 16.26 20.55 25.65 30.10 34.84 41.81 1987-04-23 31.75 9.40 16.26 20.61 25.71 29.82 34.85 42.00 1987-04-24 25.57 9.64 16.98 22.20 25.49 28.77 34.74 41.81 1987-04-25 25.24 9.56 16.59 21.03 25.14 29.19 34.92 41.51 1987-04-26 26.12 9.30 15.41 20.79 24.90 28.63 34.29 41.07 1987-04-27 26.38 8.78 16.49 20.86 25.18 28.92 34.62 40.77 1987-04-28 31.71 8.31 16.74 21.89 25.60 29.49 35.15 40.71 1987-04-29 36.74 11.90 15.56 22.37 25.74 29.48 35.56 40.73 1987-04-30 36.10 11.50 17.26 22.54 26.53 31.60 36.06 40.06 1987-05-01 35.22 10.93 18.70 22.33 26.91 31.85 35.60 40.30 1987-05-02 31.84 13.24 17.74 23.34 26.89 31.36 35.07 43.02 1987-05-03 28.30 10.44 18.74 23.40 27.14 30.87 35.26 43.20 1987-05-04 25.41 10.64 18.44 23.88 27.26 31.58 35.74 42.23 1987-05-05 23.44 10.43 17.04 23.76 27.29 31.48 37.25 41.08 1987-05-06 20.84 9.90 16.96 22.91 27.58 31.72 40.02 43.30 1987-05-07 20.78 9.42 17.90 22.53 27.54 31.52 40.07 47.21 1987-05-08 22.55 11.94 18.62 22.45 27.84 31.67 39.64 50.85 1987-05-09 24.10 12.68 18.81 23.15 28.13 31.05 38.34 53.28 1987-05-10 24.39 12.65 20.15 23.63 28.52 29.83 38.75 57.76 1987-05-11 26.90 15.72 20.39 23.87 28.90 29.58 38.98 59.58 1987-05-12 29.12 17.17 19.69 24.51 28.97 29.46 39.33 54.99 1987-05-13 27.79 17.69 20.06 23.99 28.98 29.13 40.11 54.75 1987-05-14 28.29 17.51 20.56 24.58 29.16 30.09 40.77 55.12 1987-05-15 29.50 15.71 18.49 24.74 29.10 30.26 40.15 55.27 1987-05-16 29.23 12.71 18.84 25.14 29.36 31.43 39.79 55.22 1987-05-17 28.32 12.35 18.90 24.25 29.71 32.49 39.52 54.36 1987-05-18 29.65 11.84 19.35 24.39 29.90 33.20 39.85 53.70 1987-05-19 27.49 14.94 19.21 24.85 30.10 34.04 39.90 53.20 1987-05-20 26.15 15.05 19.16 26.17 30.42 34.31 40.29 52.85 1987-05-21 26.16 14.73 19.95 26.55 30.42 34.65 41.00 53.05 1987-05-22 25.99 14.63 20.43 26.65 30.73 34.43 39.69 54.08 1987-05-23 25.50 14.09 21.02 27.35 31.13 34.46 39.44 54.88 1987-05-24 27.15 14.65 21.83 27.45 31.78 34.86 39.83 55.19 1987-05-25 27.79 17.75 21.81 28.15 32.06 35.23 40.50 54.93 1987-05-26 26.88 18.60 20.51 28.75 32.29 36.68 40.06 55.06 1987-05-27 27.55 19.22 21.16 28.28 32.95 37.27 40.43 55.15 1987-05-28 26.71 18.50 23.48 28.91 33.08 37.44 40.57 52.63 1987-05-29 25.60 18.09 23.18 30.18 33.73 37.47 41.87 51.25 1987-05-30 25.01 10.15 24.40 30.73 34.16 38.18 42.49 51.02 1987-05-31 24.48 9.93 24.87 30.51 34.43 38.88 42.12 53.64 1987-06-01 30.83 10.42 25.81 30.70 34.67 38.62 42.21 53.98 1987-06-02 31.41 10.16 25.67 30.86 35.41 40.64 43.50 55.19 1987-06-03 31.84 9.73 25.26 31.64 35.45 41.17 45.92 51.57 1987-06-04 33.90 10.25 25.24 32.06 35.72 40.84 45.41 52.91 1987-06-05 33.53 10.59 26.86 32.87 36.38 40.11 46.91 53.91 1987-06-06 27.64 10.88 27.90 33.01 36.47 40.90 45.68 54.59 1987-06-07 34.95 18.37 28.40 32.47 37.12 41.26 46.90 53.00 1987-06-08 35.21 19.07 28.41 31.87 37.35 41.37 48.96 52.59 1987-06-09 36.19 19.19 27.25 31.66 37.85 42.83 50.48 56.03 1987-06-10 36.99 20.60 26.48 32.34 37.85 42.00 50.47 55.87 1987-06-11 42.88 20.46 26.63 33.44 38.35 43.94 50.85 56.41 1987-06-12 42.43 20.85 25.92 32.31 37.95 43.53 48.45 55.72 1987-06-13 42.35 20.86 26.33 32.72 38.13 43.35 47.40 55.36 1987-06-14 46.51 20.61 25.53 32.39 38.02 43.08 48.81 55.10 1987-06-15 53.22 19.89 26.64 32.87 38.44 44.41 50.31 57.59 1987-06-16 52.98 19.11 27.16 33.34 38.68 44.40 51.39 57.33 1987-06-17 47.02 18.17 28.31 33.90 39.35 45.05 51.40 57.29 1987-06-18 53.64 18.30 29.57 33.71 39.32 44.60 50.79 58.47 1987-06-19 47.13 18.29 30.38 33.15 39.44 44.44 50.03 56.05 1987-06-20 41.31 18.46 29.87 33.98 39.36 43.80 51.00 60.27 1987-06-21 40.91 18.92 28.49 35.13 39.49 44.08 52.56 59.88 1987-06-22 46.69 19.50 26.55 35.70 39.12 42.63 52.44 59.82 1987-06-23 40.55 19.77 26.28 34.42 39.00 42.25 52.22 55.75 1987-06-24 42.38 19.18 27.05 35.71 38.88 42.87 49.30 56.07 1987-06-25 48.06 19.26 27.66 35.54 38.81 42.08 50.25 56.18 1987-06-26 44.01 19.36 26.78 35.28 38.60 42.90 50.18 55.78 1987-06-27 44.14 20.10 27.68 34.91 38.71 43.76 51.25 56.44 1987-06-28 50.21 20.83 26.79 34.23 38.79 44.62 50.04 55.33 1987-06-29 54.48 21.49 26.73 33.30 39.31 46.15 51.96 55.06 1987-06-30 54.52 21.60 26.54 33.06 39.38 45.72 52.76 55.29 1987-07-01 58.65 22.10 25.05 34.29 39.25 44.52 52.02 58.65 1987-07-02 58.63 21.50 24.96 34.83 39.36 43.67 52.53 58.63 1987-07-03 58.54 22.50 26.16 33.68 39.74 43.67 52.59 58.54 1987-07-04 58.54 22.22 26.09 33.85 39.74 44.22 52.06 58.54 1987-07-05 58.00 20.72 25.96 33.89 40.22 47.01 52.43 58.00 1987-07-06 57.60 19.06 27.21 34.11 40.55 47.27 53.29 58.08 1987-07-07 57.14 17.72 27.51 34.42 40.06 47.07 52.98 57.58 1987-07-08 56.61 17.56 28.47 33.60 40.13 45.78 52.98 57.27 1987-07-09 56.13 17.33 27.96 34.51 40.19 46.50 53.14 57.03 1987-07-10 56.36 17.39 27.64 34.08 40.03 47.10 52.54 56.57 1987-07-11 56.55 18.06 27.43 33.41 39.91 47.51 52.65 56.55 1987-07-12 56.89 17.89 27.48 33.26 40.24 47.70 52.47 56.89 1987-07-13 57.52 17.27 27.79 33.56 39.72 47.23 53.07 57.52 1987-07-14 58.05 16.99 27.39 32.43 39.55 46.77 53.77 58.05 1987-07-15 57.97 18.84 28.22 33.53 39.55 46.65 52.64 57.97 1987-07-16 58.02 19.27 28.37 33.39 39.39 44.38 52.25 58.02 1987-07-17 56.58 20.44 29.20 33.28 39.26 43.46 51.74 56.58 1987-07-18 54.98 21.23 28.05 35.44 40.23 45.58 51.62 54.98 1987-07-19 51.40 22.66 27.92 36.04 40.54 45.98 51.52 57.83 1987-07-20 49.39 21.78 27.36 37.43 41.21 47.38 51.56 57.66 1987-07-21 47.10 21.72 29.89 38.63 41.92 47.81 52.93 57.37 1987-07-22 46.23 21.24 30.45 38.92 43.05 49.19 53.76 57.42 1987-07-23 45.03 20.79 30.61 38.28 43.01 49.75 53.82 57.87 1987-07-24 44.01 20.22 29.35 38.21 43.19 49.27 53.86 58.31 1987-07-25 43.75 19.90 28.40 38.10 43.12 50.26 53.54 58.39 1987-07-26 43.89 19.23 28.30 39.92 42.85 48.57 54.31 58.42 1987-07-27 43.72 19.60 29.12 38.90 42.44 48.51 53.90 58.03 1987-07-28 43.70 19.18 30.59 39.08 42.69 48.30 53.92 57.88 1987-07-29 45.47 19.59 30.57 38.36 42.70 48.17 54.06 57.81 1987-07-30 45.00 19.90 31.13 37.99 43.13 47.48 55.71 58.18 1987-07-31 44.13 20.59 32.17 37.70 43.60 49.44 55.21 59.12 1987-08-01 43.39 20.52 31.90 38.50 43.62 50.56 54.65 59.18 1987-08-02 42.38 21.45 31.92 37.72 43.52 49.01 55.38 58.84 1987-08-03 41.25 21.92 33.10 38.58 43.42 48.61 55.19 59.39 1987-08-04 40.09 22.23 32.99 37.79 43.28 47.90 55.47 58.81 1987-08-05 38.43 22.61 33.36 38.14 43.15 47.37 55.17 58.19 1987-08-06 37.17 22.15 33.82 37.83 43.34 47.83 54.83 57.54 1987-08-07 36.16 22.28 33.41 36.29 43.15 48.68 54.53 56.98 1987-08-08 35.48 21.57 32.90 36.22 43.55 48.83 55.35 57.66 1987-08-09 34.28 20.45 33.29 37.39 43.37 47.55 55.34 56.32 1987-08-10 33.95 19.49 33.75 38.36 43.60 47.53 54.66 56.54 1987-08-11 33.39 19.25 33.45 37.55 43.50 48.33 54.65 57.17 1987-08-12 33.05 18.12 34.26 38.96 43.50 49.21 53.74 55.43 1987-08-13 38.15 18.07 34.37 39.84 43.64 49.53 53.76 55.29 1987-08-14 43.75 18.51 34.30 40.06 43.76 49.06 54.03 57.57 1987-08-15 48.99 18.66 32.79 40.04 43.72 49.05 53.98 57.63 1987-08-16 54.17 18.87 33.05 39.85 43.61 48.84 53.63 58.27 1987-08-17 58.39 18.80 32.58 39.79 43.65 48.42 53.61 60.43 1987-08-18 58.03 18.37 32.15 39.22 43.16 48.40 53.28 58.03 1987-08-19 57.29 17.97 31.85 38.28 42.80 47.40 52.95 58.18 1987-08-20 56.58 17.56 31.79 37.77 42.45 46.33 52.64 57.72 1987-08-21 53.88 17.19 31.65 37.50 42.25 45.96 53.52 56.99 1987-08-22 51.61 17.06 32.13 37.16 42.10 47.19 52.40 57.91 1987-08-23 48.17 20.14 32.04 36.51 41.86 45.51 52.77 59.19 1987-08-24 48.64 22.51 32.43 37.72 42.02 46.53 52.30 59.06 1987-08-25 46.21 24.19 33.26 37.81 42.09 45.63 52.14 58.79 1987-08-26 48.41 26.58 33.13 37.05 42.01 46.14 51.60 58.68 1987-08-27 51.59 27.09 32.61 36.56 42.05 47.05 51.88 58.10 1987-08-28 54.93 25.65 32.35 37.28 42.22 46.85 53.50 59.11 1987-08-29 55.06 24.20 31.80 37.80 41.97 45.89 53.05 58.65 1987-08-30 58.51 28.19 31.20 37.24 42.18 46.25 52.66 58.60 1987-08-31 58.90 28.20 31.28 37.33 42.35 46.82 54.59 58.90 1987-09-01 58.86 28.19 31.33 36.54 42.44 46.46 53.95 58.86 1987-09-02 58.99 28.21 31.03 36.47 42.62 46.91 53.99 58.99 1987-09-03 59.00 27.15 30.61 36.06 42.62 47.33 56.33 59.00 1987-09-04 58.61 26.48 30.66 36.22 42.29 47.06 55.42 58.61 1987-09-05 58.22 25.52 30.78 36.50 42.33 48.26 54.68 58.22 1987-09-06 57.64 24.38 30.59 37.27 42.24 48.62 54.33 57.64 1987-09-07 56.98 24.18 30.78 36.78 42.06 47.77 54.59 57.71 1987-09-08 56.23 24.62 31.13 37.55 41.97 46.79 53.55 56.90 1987-09-09 55.08 24.32 31.18 38.34 41.96 46.18 53.39 56.67 1987-09-10 54.38 23.95 31.06 38.08 41.69 45.93 53.05 55.93 1987-09-11 53.59 22.69 30.87 38.08 41.53 45.87 52.67 57.05 1987-09-12 52.78 21.38 30.73 37.83 41.30 45.50 52.58 60.50 1987-09-13 52.22 20.01 30.74 37.50 41.12 44.59 52.53 60.42 1987-09-14 52.80 19.36 30.58 37.08 40.77 44.01 52.60 60.28 1987-09-15 51.71 18.92 30.55 36.64 40.45 43.86 51.78 60.15 1987-09-16 51.45 18.29 30.48 36.58 40.02 43.46 51.59 59.41 1987-09-17 50.65 17.77 30.52 36.42 39.71 43.44 50.89 58.45 1987-09-18 50.05 17.05 30.62 35.13 39.16 43.08 49.46 57.85 1987-09-19 49.01 15.41 30.63 34.67 38.77 42.70 49.40 57.04 1987-09-20 49.35 13.73 29.87 33.65 38.31 42.65 48.96 56.43 1987-09-21 48.93 12.60 28.51 32.99 37.75 41.93 48.20 55.97 1987-09-22 49.26 11.40 27.56 32.57 37.15 40.54 47.75 55.32 1987-09-23 49.41 10.60 26.85 32.06 36.77 40.52 47.28 53.90 1987-09-24 49.52 10.50 26.37 31.69 36.22 40.07 47.03 52.37 1987-09-25 49.79 10.42 26.17 31.56 35.71 39.54 46.60 51.14 1987-09-26 50.10 10.38 25.80 31.13 35.33 39.31 46.14 50.71 1987-09-27 50.24 10.31 25.92 31.06 35.02 39.09 45.02 50.86 1987-09-28 49.74 10.04 26.31 30.80 34.64 38.13 44.00 50.71 1987-09-29 49.28 9.97 26.52 30.59 34.24 38.01 43.45 50.61 1987-09-30 48.54 9.91 26.65 30.53 34.04 37.82 43.25 50.51 1987-10-01 47.47 8.54 26.53 30.88 33.79 37.36 42.71 50.34 1987-10-02 46.36 6.73 25.79 30.85 33.51 36.94 42.50 49.74 1987-10-03 46.04 6.43 25.59 30.98 33.17 35.96 41.82 49.16 1987-10-04 44.23 6.20 26.03 30.71 32.92 35.70 41.28 48.65 1987-10-05 43.56 4.72 26.22 30.11 32.41 35.44 40.40 48.13 1987-10-06 43.22 4.77 25.93 29.81 31.85 34.62 39.89 47.70 1987-10-07 43.09 4.91 25.56 28.79 31.31 33.53 39.47 47.76 1987-10-08 42.21 5.58 25.47 28.39 30.79 32.97 39.51 47.88 1987-10-09 42.89 5.76 24.94 28.18 30.28 32.54 38.50 48.02 1987-10-10 42.79 5.90 24.47 27.94 29.93 32.25 37.50 48.14 1987-10-11 40.72 5.88 23.82 27.76 29.51 31.39 36.89 48.27 1987-10-12 38.57 5.82 23.46 27.02 29.01 30.56 36.54 48.21 1987-10-13 36.86 5.47 22.89 26.60 28.67 30.64 36.21 48.18 1987-10-14 35.70 5.49 22.12 25.68 28.21 30.53 35.75 47.95 1987-10-15 35.15 5.50 21.26 24.83 27.66 30.10 34.01 47.26 1987-10-16 36.14 5.61 20.73 24.29 27.08 30.08 33.72 46.34 1987-10-17 36.69 5.58 19.66 23.84 26.55 29.31 33.65 45.27 1987-10-18 37.17 5.70 19.30 23.08 25.85 28.01 33.42 43.92 1987-10-19 36.95 5.74 18.91 21.84 25.27 28.37 32.73 43.02 1987-10-20 36.05 6.27 17.61 21.66 24.77 28.12 32.42 42.62 1987-10-21 35.63 6.66 16.46 21.99 24.52 28.47 32.19 42.16 1987-10-22 35.64 7.19 14.85 21.24 24.03 28.45 31.57 41.28 1987-10-23 34.98 7.61 14.63 20.09 23.41 27.01 31.66 40.46 1987-10-24 34.34 8.37 14.16 19.35 22.83 26.12 32.12 39.77 1987-10-25 33.43 8.11 13.24 18.76 22.16 25.78 31.04 38.87 1987-10-26 32.01 7.68 11.41 17.72 21.29 25.29 31.13 38.37 1987-10-27 30.59 6.93 11.25 16.42 20.73 25.31 30.30 37.31 1987-10-28 28.51 6.33 11.55 15.61 20.28 24.60 28.41 35.75 1987-10-29 27.01 7.66 11.00 15.86 19.83 24.18 27.78 33.65 1987-10-30 25.75 8.60 10.31 15.29 19.50 23.39 27.55 32.82 1987-10-31 24.83 7.27 10.32 14.84 19.18 23.41 27.56 32.18 1987-11-01 24.11 5.43 10.12 14.87 18.62 23.52 26.91 32.11 1987-11-02 24.76 4.09 8.81 14.12 18.30 23.47 25.68 31.36 1987-11-03 24.70 3.57 9.16 13.37 17.95 23.32 26.27 30.45 1987-11-04 24.78 1.95 8.92 13.63 17.60 22.48 26.74 30.38 1987-11-05 25.05 4.84 7.35 13.84 17.47 21.57 26.50 29.64 1987-11-06 26.12 3.74 7.65 13.31 17.21 21.92 25.64 28.50 1987-11-07 26.84 2.53 8.48 13.23 16.80 20.81 25.48 26.90 1987-11-08 27.38 2.79 8.05 12.32 16.32 21.39 24.12 27.38 1987-11-09 27.40 3.19 8.01 12.97 15.81 18.74 23.55 27.40 1987-11-10 27.11 3.15 6.88 12.08 14.96 17.52 23.93 27.11 1987-11-11 24.95 3.15 7.03 10.96 14.36 16.61 23.29 26.54 1987-11-12 23.19 3.08 7.42 11.26 14.26 16.27 22.59 27.16 1987-11-13 23.23 2.56 5.61 11.19 13.80 16.29 21.25 27.92 1987-11-14 23.37 2.05 5.70 9.98 13.58 16.70 21.55 28.61 1987-11-15 24.40 1.38 5.45 8.57 13.04 15.04 22.59 29.66 1987-11-16 25.92 1.50 6.25 8.92 13.01 14.16 22.20 30.44 1987-11-17 27.17 2.87 5.55 8.49 12.38 15.17 20.98 29.74 1987-11-18 25.89 1.13 4.72 8.36 11.54 14.14 18.52 28.76 1987-11-19 22.89 1.65 3.90 7.83 10.89 13.88 16.85 27.95 1987-11-20 19.16 1.71 3.84 8.23 10.78 12.67 17.18 25.37 1987-11-21 16.51 0.69 3.39 7.72 10.46 12.74 17.14 22.79 1987-11-22 13.36 0.84 3.11 7.98 10.23 12.98 17.06 21.41 1987-11-23 11.54 0.94 2.20 6.79 9.66 12.60 17.49 20.47 1987-11-24 11.28 0.79 2.53 5.18 9.21 12.91 17.04 19.09 1987-11-25 13.45 0.87 2.59 4.73 9.02 12.52 15.72 20.49 1987-11-26 12.59 0.55 2.76 6.77 9.68 12.35 17.32 20.18 1987-11-27 14.34 0.55 3.03 5.85 9.76 12.51 16.76 22.21 1987-11-28 15.06 0.52 3.97 6.04 9.90 12.67 16.64 20.44 1987-11-29 16.35 0.48 3.27 6.88 10.29 14.15 18.02 19.91 1987-11-30 15.98 0.48 1.77 4.34 8.90 13.38 17.11 20.39 1987-12-01 15.04 0.54 2.14 4.21 8.25 10.70 16.59 20.59 1987-12-02 12.16 0.69 1.64 3.78 8.02 10.50 15.23 19.18 1987-12-03 9.73 1.10 1.30 3.17 6.74 9.22 12.56 20.67 1987-12-04 9.76 0.59 1.44 2.71 6.38 8.69 10.55 19.79 1987-12-05 7.16 0.69 1.66 2.76 5.97 7.17 11.38 18.13 1987-12-06 -9999.0 0.67 1.03 2.76 6.27 9.01 12.03 26.30 1987-12-07 7.76 0.52 1.00 2.39 5.35 7.22 10.74 12.21 1987-12-08 7.80 0.43 0.75 3.53 6.25 8.39 12.42 14.26 1987-12-09 7.24 0.77 1.34 2.76 5.95 7.46 11.89 13.88 1987-12-10 4.17 0.74 1.94 4.23 6.97 9.48 13.02 15.78 1987-12-11 3.56 0.75 1.48 3.91 6.28 6.20 11.86 19.70 1987-12-12 2.09 0.65 1.17 3.47 6.73 7.25 14.64 22.28 1987-12-13 -9999.0 0.54 1.29 3.30 6.11 6.77 11.44 26.28 1987-12-14 -9999.0 0.69 1.20 4.23 7.26 7.62 13.07 26.72 1987-12-15 1.31 0.64 1.00 3.78 6.37 7.18 11.03 22.00 1987-12-16 -9999.0 0.55 0.69 1.78 4.94 5.89 9.93 17.46 1987-12-17 -9999.0 0.51 0.77 1.02 6.20 7.46 13.92 26.67 1987-12-18 -9999.0 0.54 0.78 1.37 3.67 3.46 7.93 15.04 1987-12-19 -9999.0 0.77 1.02 2.18 6.71 7.39 10.04 32.97 1987-12-20 1.31 1.01 1.32 1.65 3.80 4.15 7.82 10.51 1987-12-21 -9999.0 0.78 1.09 1.58 5.08 5.67 8.27 19.86 1987-12-22 1.30 0.87 1.09 1.41 5.82 5.70 13.51 21.89 1987-12-23 -9999.0 0.61 1.15 1.75 2.94 3.61 4.99 6.29 1987-12-24 -9999.0 0.56 0.98 1.36 3.10 4.19 6.27 7.19 1987-12-25 -9999.0 0.50 0.58 2.10 3.98 4.94 7.59 10.68 1987-12-26 -9999.0 0.89 1.61 2.46 7.23 5.30 15.22 31.62 1987-12-27 -9999.0 1.09 2.15 2.68 8.46 8.46 18.65 34.28 1987-12-28 -9999.0 2.65 2.86 4.25 10.08 15.15 19.46 22.28 1987-12-29 -9999.0 1.17 1.52 2.30 6.62 3.64 15.21 22.85 1987-12-30 -9999.0 1.21 1.39 1.74 2.08 2.19 2.89 3.24 1987-12-31 -9999.0 1.01 1.31 1.92 2.13 2.66 2.78 2.85