Name: NH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 (Data starting 2021-10-01 are from GEOS FP) Missing: -9999.0 Climatology: 1978/1979 to 2020/2021 Date Data Minimum 10% 30% Mean 70% 90% Maximum Fcst 2021-10-01 28.94 8.87 14.09 20.36 25.98 29.34 41.02 53.54 0 2021-10-02 30.61 11.16 14.16 20.10 25.55 26.67 42.61 52.86 0 2021-10-03 29.58 11.91 14.36 18.87 24.99 27.43 42.90 51.34 0 2021-10-04 30.46 9.64 14.83 18.38 24.09 26.05 41.61 49.69 0 2021-10-05 29.13 10.50 14.47 17.69 23.25 25.44 38.38 49.72 0 2021-10-06 28.10 11.06 13.52 16.74 22.49 25.21 35.61 46.23 0 2021-10-07 26.81 8.26 13.30 16.39 22.25 25.95 35.70 46.95 0 2021-10-08 24.42 9.09 12.49 17.01 22.04 25.71 32.56 45.14 0 2021-10-09 22.51 10.60 13.11 16.78 22.07 26.55 30.20 45.85 0 2021-10-10 20.69 10.45 12.75 16.38 21.90 25.45 31.92 44.26 0 2021-10-11 18.77 10.16 12.13 17.03 21.33 23.78 31.10 40.25 0 2021-10-12 17.60 9.03 11.25 16.22 20.27 22.31 29.69 39.65 0 2021-10-13 18.44 8.54 11.35 15.26 19.31 21.86 26.32 39.37 0 2021-10-14 19.14 8.99 11.16 14.90 18.54 21.28 26.07 39.06 0 2021-10-15 25.90 4.42 11.09 14.12 18.06 20.68 24.84 38.61 0 2021-10-16 27.07 4.53 11.42 13.68 18.12 21.28 25.22 38.96 0 2021-10-17 27.53 4.85 10.60 14.41 18.04 21.08 25.59 38.89 0 2021-10-18 28.02 4.95 11.32 14.80 17.99 20.40 26.41 38.45 0 2021-10-19 27.09 6.59 11.19 14.05 18.04 20.77 26.08 36.00 0 2021-10-20 21.54 7.95 10.61 14.75 18.11 20.76 25.39 33.83 0 2021-10-21 19.77 6.16 10.72 14.64 18.26 20.50 25.43 31.46 0 2021-10-22 18.26 6.84 12.11 15.79 18.77 20.79 25.77 30.63 0 2021-10-23 16.89 5.65 12.95 16.13 19.08 20.96 25.79 30.54 0 2021-10-24 17.05 5.57 13.06 16.44 19.30 21.62 26.21 30.52 0 2021-10-25 15.99 5.79 13.15 16.55 19.52 22.18 26.40 31.75 0 2021-10-26 16.62 6.30 13.08 16.68 19.43 21.34 27.53 30.15 0 2021-10-27 17.04 10.22 12.55 16.74 19.25 20.56 26.71 29.89 0 2021-10-28 17.21 9.59 13.80 16.84 19.28 20.99 25.50 29.73 0 2021-10-29 17.63 9.89 14.07 17.40 19.28 20.67 25.33 29.03 0 2021-10-30 17.09 10.19 12.10 17.42 19.07 20.99 24.82 28.20 0 2021-10-31 16.46 10.03 12.33 17.31 19.19 21.74 24.68 27.80 0 2021-11-01 15.86 9.99 12.75 17.49 19.22 21.50 25.42 27.56 0 2021-11-02 15.42 10.34 13.06 16.87 19.12 21.50 25.33 28.61 0 2021-11-03 14.66 10.45 13.93 16.74 18.91 20.44 25.21 28.66 0 2021-11-04 14.64 11.31 13.80 16.72 19.05 21.21 24.64 28.48 0 2021-11-05 14.93 11.50 13.89 16.63 19.02 21.42 24.14 28.62 0 2021-11-06 14.67 10.95 14.83 16.57 19.09 21.22 24.48 26.83 0 2021-11-07 14.46 10.68 14.38 16.83 19.09 21.28 23.85 28.49 0 2021-11-08 14.17 10.25 14.09 17.12 18.98 21.07 23.74 27.89 0 2021-11-09 13.92 10.00 13.94 16.90 19.07 21.16 24.32 31.94 0 2021-11-10 13.30 9.66 14.38 16.77 19.19 21.38 24.41 33.05 0 2021-11-11 13.23 9.99 15.02 16.95 19.17 21.19 24.36 33.76 0 2021-11-12 13.15 10.21 14.38 17.24 19.31 21.26 23.95 33.96 0 2021-11-13 13.13 10.27 14.52 17.15 19.54 21.44 24.87 32.98 0 2021-11-14 13.08 10.19 14.60 16.54 19.58 21.18 26.73 30.10 0 2021-11-15 11.29 9.94 14.51 16.76 19.69 20.98 26.56 30.36 0 2021-11-16 8.74 9.96 14.41 17.19 19.82 21.02 26.43 30.41 0 2021-11-17 8.89 9.74 13.35 17.58 20.02 21.86 26.25 30.03 0 2021-11-18 -9999.0 9.87 13.89 17.76 20.38 22.08 27.74 29.54 -1 2021-11-19 17.89 9.78 14.42 17.36 20.33 21.98 27.58 27.83 0 2021-11-20 18.22 9.87 15.21 17.33 20.45 23.38 26.84 28.45 0 2021-11-21 20.20 9.82 15.36 18.61 20.53 23.04 26.63 27.58 0 2021-11-22 23.06 9.81 15.95 17.82 20.58 23.35 26.01 27.65 0 2021-11-23 22.95 9.34 15.81 18.27 20.41 23.09 25.81 27.86 0 2021-11-24 14.83 9.12 15.42 17.60 20.40 23.29 25.78 29.13 0 2021-11-25 15.73 9.08 15.23 17.47 20.12 23.21 25.29 29.11 0 2021-11-26 16.51 8.97 15.43 18.23 20.28 22.82 25.17 29.08 0 2021-11-27 16.30 8.92 15.36 17.50 20.09 22.90 25.36 29.34 0 2021-11-28 17.32 8.77 14.88 17.27 19.97 22.71 25.39 29.19 0 2021-11-29 17.38 10.75 15.59 17.28 20.26 23.72 25.64 28.96 0 2021-11-30 17.11 10.99 15.62 17.88 20.70 23.78 26.18 31.05 0 2021-12-01 16.96 11.19 15.65 17.79 20.66 23.26 26.62 34.26 0 2021-12-02 17.67 11.33 14.85 17.76 20.62 23.09 26.63 34.09 0 2021-12-03 17.47 11.28 15.07 17.91 20.98 23.11 27.91 33.27 0 2021-12-04 17.52 13.61 15.24 18.11 20.99 22.58 27.57 39.47 0 2021-12-05 17.42 13.34 15.27 18.43 20.96 22.29 27.67 36.23 0 2021-12-06 16.97 14.26 15.30 18.08 21.11 22.63 26.60 37.48 18 2021-12-07 16.44 14.02 16.03 19.47 21.53 22.62 27.14 38.16 48 2021-12-08 15.34 13.18 16.53 19.94 21.56 22.76 28.20 32.11 72 2021-12-09 14.55 12.76 16.58 20.12 21.40 22.80 27.17 30.13 96 2021-12-10 13.67 12.18 16.54 19.92 21.20 22.53 26.32 30.52 120 2021-12-11 13.26 11.73 16.72 19.27 20.86 22.55 25.26 29.38 156 2021-12-12 12.98 11.01 16.52 19.08 20.67 22.44 25.06 27.36 180 2021-12-13 13.20 9.05 16.40 19.05 20.64 22.86 25.18 26.08 204 2021-12-14 12.97 7.12 16.42 18.74 20.57 22.86 24.82 26.40 228 2021-12-15 -9999.0 6.76 16.29 18.57 20.62 23.07 25.66 27.94 -1 2021-12-16 -9999.0 6.38 16.29 18.74 20.92 23.44 25.54 30.81 -1 2021-12-17 -9999.0 6.22 16.03 18.94 20.93 23.54 25.87 33.27 -1 2021-12-18 -9999.0 6.20 16.19 19.36 21.15 23.62 26.06 32.74 -1 2021-12-19 -9999.0 6.30 16.65 19.58 21.47 23.64 27.03 32.90 -1 2021-12-20 -9999.0 5.74 18.10 20.34 21.94 24.24 27.40 34.06 -1 2021-12-21 -9999.0 5.13 18.09 20.53 22.28 24.83 27.90 33.61 -1 2021-12-22 -9999.0 4.56 17.89 20.72 22.72 24.91 29.63 38.45 -1 2021-12-23 -9999.0 4.61 16.95 20.51 22.87 25.08 29.71 44.87 -1 2021-12-24 -9999.0 4.27 18.33 20.05 23.31 25.37 29.97 49.54 -1 2021-12-25 -9999.0 4.55 18.16 20.30 23.45 25.19 30.69 50.15 -1 2021-12-26 -9999.0 5.03 18.03 20.78 23.33 26.18 30.11 49.98 -1 2021-12-27 -9999.0 5.80 18.38 20.29 23.41 26.37 30.54 49.74 -1 2021-12-28 -9999.0 6.21 18.49 20.05 23.59 26.18 30.99 49.33 -1 2021-12-29 -9999.0 7.15 16.86 19.89 23.47 26.16 31.28 49.03 -1 2021-12-30 -9999.0 7.84 16.56 20.24 23.45 25.85 30.84 47.94 -1 2021-12-31 -9999.0 8.59 17.77 20.30 23.60 25.94 30.96 46.77 -1 2022-01-01 -9999.0 8.91 17.51 20.81 23.65 25.71 30.60 45.52 -1 2022-01-02 -9999.0 8.24 17.34 20.66 23.49 25.62 30.27 44.98 -1 2022-01-03 -9999.0 7.77 17.90 20.53 23.29 25.74 30.12 44.46 -1 2022-01-04 -9999.0 7.31 17.93 20.13 23.19 26.23 30.47 44.82 -1 2022-01-05 -9999.0 7.10 17.97 20.37 23.02 25.44 29.90 44.76 -1 2022-01-06 -9999.0 7.03 17.38 20.22 23.01 25.48 29.74 44.24 -1 2022-01-07 -9999.0 7.26 16.78 20.38 22.90 25.58 29.08 44.30 -1 2022-01-08 -9999.0 7.00 16.45 20.88 22.96 25.07 29.50 43.64 -1 2022-01-09 -9999.0 7.68 16.01 20.48 22.73 24.96 29.17 43.14 -1 2022-01-10 -9999.0 8.94 15.40 19.73 22.81 25.56 28.84 42.53 -1 2022-01-11 -9999.0 8.95 15.99 20.33 22.99 26.29 29.40 42.14 -1 2022-01-12 -9999.0 9.13 15.97 20.36 23.08 26.60 29.69 40.99 -1 2022-01-13 -9999.0 9.73 16.04 20.46 23.17 26.30 30.85 40.36 -1 2022-01-14 -9999.0 10.47 15.47 20.34 23.23 26.40 30.91 39.88 -1 2022-01-15 -9999.0 10.24 15.96 19.97 22.99 27.04 29.75 39.60 -1 2022-01-16 -9999.0 9.78 15.88 19.66 22.63 26.03 29.44 39.45 -1 2022-01-17 -9999.0 7.59 16.42 19.71 22.70 25.72 29.58 39.55 -1 2022-01-18 -9999.0 7.98 16.75 19.20 22.59 25.65 29.30 39.09 -1 2022-01-19 -9999.0 6.51 16.51 20.37 22.68 25.44 29.06 38.14 -1 2022-01-20 -9999.0 6.72 15.90 20.86 22.69 25.72 28.87 37.25 -1 2022-01-21 -9999.0 5.30 16.07 20.64 22.71 25.42 28.83 36.44 -1 2022-01-22 -9999.0 5.52 16.19 20.93 22.42 25.05 28.17 35.60 -1 2022-01-23 -9999.0 5.41 15.23 21.10 22.33 24.84 28.40 36.69 -1 2022-01-24 -9999.0 5.10 14.62 20.77 22.17 24.56 28.80 36.51 -1 2022-01-25 -9999.0 6.69 12.81 20.40 22.17 24.67 29.72 36.49 -1 2022-01-26 -9999.0 6.61 12.21 19.94 21.96 24.44 30.36 35.15 -1 2022-01-27 -9999.0 6.48 12.00 20.01 21.83 24.63 29.19 36.63 -1 2022-01-28 -9999.0 6.05 11.90 19.59 21.57 24.98 29.31 36.06 -1 2022-01-29 -9999.0 5.25 11.87 19.11 21.33 24.82 29.27 35.82 -1 2022-01-30 -9999.0 4.71 11.73 19.16 21.11 24.94 28.24 34.97 -1 2022-01-31 -9999.0 3.91 11.58 19.17 20.83 23.72 28.13 34.28 -1 2022-02-01 -9999.0 4.12 11.60 18.82 20.66 23.60 27.62 33.78 -1 2022-02-02 -9999.0 4.36 11.86 18.60 20.56 23.47 27.63 33.03 -1 2022-02-03 -9999.0 4.59 11.76 18.74 20.50 23.45 27.59 32.84 -1 2022-02-04 -9999.0 4.73 11.43 18.24 20.46 23.18 27.49 33.51 -1 2022-02-05 -9999.0 4.78 13.22 18.13 20.70 23.14 29.29 33.72 -1 2022-02-06 -9999.0 4.80 11.69 17.54 20.82 23.92 29.12 34.74 -1 2022-02-07 -9999.0 4.70 11.65 17.89 20.90 24.08 29.49 35.30 -1 2022-02-08 -9999.0 4.49 11.82 17.75 20.96 23.36 29.12 41.33 -1 2022-02-09 -9999.0 4.37 11.85 17.47 21.03 24.31 29.29 47.45 -1 2022-02-10 -9999.0 4.37 12.14 16.63 20.69 24.12 29.12 43.95 -1 2022-02-11 -9999.0 4.28 12.24 16.59 20.51 23.63 28.96 41.71 -1 2022-02-12 -9999.0 4.27 12.18 16.50 20.31 23.17 28.65 41.76 -1 2022-02-13 -9999.0 4.30 11.48 16.48 20.12 23.20 28.36 42.89 -1 2022-02-14 -9999.0 4.12 9.86 16.53 19.87 22.26 28.37 45.88 -1 2022-02-15 -9999.0 3.81 10.99 16.27 19.86 22.07 28.10 48.92 -1 2022-02-16 -9999.0 3.54 11.34 16.15 19.87 22.20 27.77 52.06 -1 2022-02-17 -9999.0 2.96 11.88 15.90 19.74 22.39 27.69 51.95 -1 2022-02-18 -9999.0 2.05 10.28 15.68 19.73 22.65 27.78 52.87 -1 2022-02-19 -9999.0 1.33 8.53 15.17 19.56 22.51 27.98 51.60 -1 2022-02-20 -9999.0 1.38 8.05 15.08 19.24 22.27 28.40 50.07 -1 2022-02-21 -9999.0 1.41 8.15 14.01 18.90 21.99 28.08 48.44 -1 2022-02-22 -9999.0 1.35 7.90 13.84 18.57 21.65 28.17 47.75 -1 2022-02-23 -9999.0 1.20 6.81 13.69 18.15 21.43 28.40 46.50 -1 2022-02-24 -9999.0 1.04 6.29 13.44 17.75 21.58 28.50 44.17 -1 2022-02-25 -9999.0 0.86 5.80 13.19 17.46 20.89 26.96 42.76 -1 2022-02-26 -9999.0 1.73 7.77 13.11 17.59 20.97 27.22 42.63 -1 2022-02-27 -9999.0 1.71 8.58 13.33 17.73 21.08 26.43 41.99 -1 2022-02-28 -9999.0 1.71 7.92 14.36 17.64 20.93 26.32 40.43 -1 2022-03-01 -9999.0 1.70 7.29 13.82 17.49 20.79 25.24 41.03 -1 2022-03-02 -9999.0 1.80 7.41 13.38 17.46 20.96 25.67 39.56 -1 2022-03-03 -9999.0 1.77 6.29 13.53 16.89 21.04 24.14 36.09 -1 2022-03-04 -9999.0 1.79 4.87 13.25 16.53 20.87 25.28 35.35 -1 2022-03-05 -9999.0 1.81 4.96 13.23 16.19 20.75 24.16 34.88 -1 2022-03-06 -9999.0 4.17 5.85 12.95 16.17 19.98 24.38 34.20 -1 2022-03-07 -9999.0 3.98 5.66 12.66 16.11 19.93 24.27 33.72 -1 2022-03-08 -9999.0 4.31 5.66 12.77 16.01 19.81 23.91 33.70 -1 2022-03-09 -9999.0 4.36 5.56 12.96 15.82 19.14 23.22 33.77 -1 2022-03-10 -9999.0 4.23 5.46 12.43 15.65 18.69 23.21 33.51 -1 2022-03-11 -9999.0 4.25 5.96 11.92 15.48 18.67 25.41 34.25 -1 2022-03-12 -9999.0 4.25 5.65 11.00 15.00 18.11 24.99 33.36 -1 2022-03-13 -9999.0 4.25 5.96 10.72 15.02 17.68 25.29 37.10 -1 2022-03-14 -9999.0 4.22 5.79 10.61 14.90 17.71 24.94 35.23 -1 2022-03-15 -9999.0 4.22 5.88 10.69 14.69 17.25 24.11 33.49 -1 2022-03-16 -9999.0 4.05 5.82 11.43 14.74 17.27 22.03 33.41 -1 2022-03-17 -9999.0 4.09 5.52 11.66 14.79 17.10 22.12 36.09 -1 2022-03-18 -9999.0 3.61 5.55 11.35 14.76 17.76 22.45 35.81 -1 2022-03-19 -9999.0 3.56 5.65 11.50 14.84 16.96 22.60 35.42 -1 2022-03-20 -9999.0 3.38 5.70 11.24 14.82 16.85 23.17 35.13 -1 2022-03-21 -9999.0 3.09 5.82 10.41 14.39 16.40 22.95 35.35 -1 2022-03-22 -9999.0 3.04 5.97 10.68 14.03 15.98 22.27 35.53 -1 2022-03-23 -9999.0 2.63 5.74 10.11 13.40 15.28 21.42 34.93 -1 2022-03-24 -9999.0 1.60 5.47 10.28 13.10 14.48 20.90 34.15 -1 2022-03-25 -9999.0 1.88 5.63 9.81 13.13 15.07 20.06 34.16 -1 2022-03-26 -9999.0 1.79 6.54 9.82 13.51 14.94 24.10 34.81 -1 2022-03-27 -9999.0 1.58 6.39 9.97 13.83 15.81 25.23 34.84 -1 2022-03-28 -9999.0 1.77 5.51 10.39 14.44 15.71 25.30 45.40 -1 2022-03-29 -9999.0 1.59 5.78 10.26 14.52 15.56 26.15 54.98 -1 2022-03-30 -9999.0 1.37 5.97 10.07 14.30 15.78 24.68 54.13 -1 2022-03-31 -9999.0 1.49 6.16 9.47 13.75 14.88 22.09 52.00 -1 2022-04-01 -9999.0 1.10 6.18 8.66 13.53 15.05 22.10 51.06 -1 2022-04-02 -9999.0 2.42 6.25 8.70 13.14 14.38 21.65 49.60 -1 2022-04-03 -9999.0 2.90 6.08 8.43 13.05 14.46 21.82 48.16 -1 2022-04-04 -9999.0 2.83 6.31 8.29 13.01 14.73 22.06 45.47 -1 2022-04-05 -9999.0 2.41 6.30 8.50 13.12 14.43 22.27 44.30 -1 2022-04-06 -9999.0 2.16 6.33 8.49 13.12 14.50 23.12 44.63 -1 2022-04-07 -9999.0 1.97 5.50 8.67 13.18 15.22 23.77 44.62 -1 2022-04-08 -9999.0 1.95 5.00 8.67 13.16 15.51 23.15 45.54 -1 2022-04-09 -9999.0 1.99 4.71 7.50 13.09 15.24 23.38 46.83 -1 2022-04-10 -9999.0 2.08 4.76 7.93 13.24 15.75 23.86 47.80 -1 2022-04-11 -9999.0 1.35 4.33 8.19 13.40 16.27 24.56 46.67 -1 2022-04-12 -9999.0 1.34 3.92 7.65 13.27 16.31 24.46 45.88 -1 2022-04-13 -9999.0 1.32 3.72 6.99 12.87 16.04 25.01 44.69 -1 2022-04-14 -9999.0 1.29 3.62 7.13 13.46 16.20 25.34 43.89 -1 2022-04-15 -9999.0 1.25 3.13 6.51 13.54 15.61 25.34 50.72 -1 2022-04-16 -9999.0 1.24 3.09 6.53 13.68 15.26 29.25 48.92 -1 2022-04-17 -9999.0 1.24 3.33 6.60 14.02 15.17 31.17 44.38 -1 2022-04-18 -9999.0 1.24 3.33 6.76 13.61 15.01 28.78 45.48 -1 2022-04-19 -9999.0 1.20 3.09 6.60 13.07 14.45 26.50 45.89 -1 2022-04-20 -9999.0 1.21 3.07 6.88 12.94 14.99 24.36 46.41 -1 2022-04-21 -9999.0 1.13 2.96 7.02 12.59 15.27 24.03 45.28 -1 2022-04-22 -9999.0 1.10 2.73 6.38 11.75 12.59 23.62 46.35 -1 2022-04-23 -9999.0 1.06 3.28 6.50 11.47 14.29 21.23 37.03 -1 2022-04-24 -9999.0 0.73 3.67 6.35 10.94 12.11 20.12 36.54 -1 2022-04-25 -9999.0 0.42 2.96 6.30 10.75 12.01 22.32 32.66 -1 2022-04-26 -9999.0 0.28 2.07 6.13 10.69 11.02 21.79 32.90 -1 2022-04-27 -9999.0 0.29 2.03 5.90 10.26 10.94 21.07 34.99 -1 2022-04-28 -9999.0 0.28 1.68 5.73 9.72 10.83 19.94 36.65 -1 2022-04-29 -9999.0 0.27 2.03 5.79 10.05 11.58 19.70 38.08 -1 2022-04-30 -9999.0 0.35 1.98 5.26 9.49 12.23 19.64 39.12 -1