Name: NH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 (Data starting 2024-04-01 are from GEOS FP) Missing: -9999.0 Climatology: 1978/1979 to 2022/2023 Date Data Minimum 10% 30% Mean 70% 90% Maximum 2023-10-01 32.12 8.87 14.10 20.46 26.06 29.83 40.72 53.54 2023-10-02 28.53 11.16 14.26 20.65 25.62 27.15 41.29 52.86 2023-10-03 28.91 11.91 14.46 19.30 25.01 27.81 41.67 51.34 2023-10-04 29.42 9.64 14.89 18.53 24.15 26.50 40.50 49.69 2023-10-05 30.93 10.50 14.61 17.80 23.35 25.94 38.14 49.72 2023-10-06 31.23 11.06 13.56 17.00 22.63 25.93 35.60 46.23 2023-10-07 30.13 8.26 13.36 16.69 22.41 26.15 35.16 46.95 2023-10-08 29.06 9.09 12.49 17.22 22.17 26.01 32.09 45.14 2023-10-09 29.83 10.60 13.27 16.80 22.14 26.62 30.16 45.85 2023-10-10 29.44 10.45 12.81 16.65 21.91 25.31 31.65 44.26 2023-10-11 26.71 10.16 12.36 17.07 21.34 24.09 30.86 40.25 2023-10-12 26.73 9.03 11.60 16.33 20.29 22.54 29.28 39.65 2023-10-13 27.49 8.54 11.45 15.59 19.37 21.97 26.26 39.37 2023-10-14 26.75 8.99 11.23 15.25 18.71 21.36 25.88 39.06 2023-10-15 26.41 4.42 11.14 14.49 18.33 20.72 25.49 38.61 2023-10-16 27.67 4.53 11.43 13.77 18.45 21.58 26.00 38.96 2023-10-17 27.64 4.85 10.88 14.42 18.43 21.47 26.21 38.89 2023-10-18 27.72 4.95 11.53 15.15 18.45 20.56 26.53 38.45 2023-10-19 27.69 6.59 11.45 14.54 18.52 20.96 26.29 36.00 2023-10-20 27.54 7.95 11.08 15.69 18.47 21.16 25.69 33.83 2023-10-21 27.23 6.16 10.83 14.65 18.47 20.91 25.36 31.46 2023-10-22 26.82 6.84 12.17 15.94 18.84 20.90 25.76 30.63 2023-10-23 25.97 5.65 12.99 16.11 19.01 20.36 25.62 30.54 2023-10-24 25.57 5.57 13.08 16.30 19.17 21.17 26.05 30.52 2023-10-25 24.98 5.79 13.26 16.68 19.47 21.98 26.35 31.75 2023-10-26 24.63 6.30 13.28 16.74 19.50 21.56 27.27 30.15 2023-10-27 24.25 10.22 12.68 16.80 19.33 20.78 26.51 29.89 2023-10-28 23.80 9.59 13.89 16.89 19.42 21.25 26.33 29.73 2023-10-29 23.14 9.89 14.12 17.44 19.41 20.82 26.13 29.03 2023-10-30 22.66 10.19 12.20 17.35 19.16 21.12 24.91 28.20 2023-10-31 22.38 10.03 12.38 17.18 19.19 21.99 24.63 27.80 2023-11-01 22.29 9.99 12.85 17.44 19.21 21.55 25.29 27.56 2023-11-02 22.31 10.34 13.09 16.83 19.04 21.31 25.26 28.61 2023-11-03 22.19 10.45 13.94 16.68 18.78 19.75 25.13 28.66 2023-11-04 22.06 11.31 13.95 16.65 18.87 20.77 24.63 28.48 2023-11-05 21.56 11.50 14.02 16.40 18.83 21.29 24.13 28.62 2023-11-06 20.51 10.95 14.79 16.47 18.90 20.90 24.42 26.83 2023-11-07 19.89 10.68 14.39 16.77 18.89 21.12 23.83 28.49 2023-11-08 19.51 10.25 14.07 16.93 18.78 21.06 23.68 27.89 2023-11-09 19.24 10.00 13.94 16.47 18.87 20.93 24.23 31.94 2023-11-10 18.99 9.66 14.12 16.29 18.98 20.77 24.37 33.05 2023-11-11 19.19 9.99 14.27 16.69 18.96 20.54 24.27 33.76 2023-11-12 19.63 10.21 13.97 16.68 19.10 21.19 23.92 33.96 2023-11-13 19.73 10.27 14.06 16.62 19.32 21.36 24.84 32.98 2023-11-14 19.74 10.19 14.10 16.38 19.35 21.07 26.41 30.10 2023-11-15 19.76 9.94 14.57 16.44 19.49 20.90 26.55 30.36 2023-11-16 19.73 9.96 14.42 16.76 19.64 20.90 26.42 30.41 2023-11-17 19.54 9.74 13.61 17.36 19.86 21.35 26.19 30.03 2023-11-18 19.45 9.87 14.05 18.05 20.43 22.35 27.56 29.54 2023-11-19 19.46 9.78 14.43 17.37 20.36 21.97 27.55 27.83 2023-11-20 19.42 9.87 15.39 17.88 20.58 23.61 26.81 28.45 2023-11-21 19.45 9.82 15.37 18.61 20.65 23.15 26.56 27.58 2023-11-22 19.48 9.81 15.97 18.68 20.73 23.48 25.94 27.65 2023-11-23 19.48 9.34 15.87 18.33 20.57 23.20 25.77 27.86 2023-11-24 19.49 9.12 15.28 17.44 20.38 23.54 25.75 29.13 2023-11-25 19.51 9.08 15.29 16.98 20.14 23.26 25.37 29.11 2023-11-26 19.95 8.97 15.48 18.08 20.32 22.99 25.39 29.08 2023-11-27 22.71 8.92 15.44 17.46 20.12 23.32 25.36 29.34 2023-11-28 28.90 8.77 14.99 17.23 19.99 22.86 25.38 29.19 2023-11-29 -9999.0 10.75 15.60 17.26 20.24 23.46 25.63 28.96 2023-11-30 29.66 10.99 15.75 17.79 20.64 23.40 26.14 31.05 2023-12-01 30.63 11.19 15.78 17.60 20.57 23.23 26.55 34.26 2023-12-02 31.14 11.33 14.99 17.65 20.53 22.82 26.45 34.09 2023-12-03 29.42 11.28 15.20 17.82 20.87 22.58 27.88 33.27 2023-12-04 24.32 13.61 15.25 18.08 20.88 22.37 27.57 39.47 2023-12-05 24.62 13.34 15.29 18.18 20.86 21.88 27.56 36.23 2023-12-06 24.66 14.26 15.31 18.02 20.99 22.57 26.50 37.48 2023-12-07 24.77 14.02 16.05 19.21 21.38 22.61 27.07 38.16 2023-12-08 21.28 13.18 15.67 19.70 21.38 22.66 27.96 32.11 2023-12-09 28.03 12.76 15.80 20.07 21.22 22.73 27.02 30.13 2023-12-10 27.68 12.18 15.63 19.83 21.00 22.32 26.25 30.52 2023-12-11 27.38 11.73 16.32 19.16 20.70 22.51 25.09 29.38 2023-12-12 27.05 11.01 16.47 18.99 20.59 22.27 25.04 27.36 2023-12-13 32.54 9.05 16.49 19.08 20.65 22.68 25.08 26.08 2023-12-14 25.18 7.12 16.44 18.79 20.59 22.92 24.82 26.40 2023-12-15 24.96 6.76 16.39 18.59 20.63 22.87 25.39 27.94 2023-12-16 25.16 6.38 16.39 18.80 20.97 23.22 25.51 30.81 2023-12-17 25.39 6.22 16.13 19.04 20.93 23.48 25.69 33.27 2023-12-18 24.38 6.20 16.25 19.30 21.07 23.58 25.92 32.74 2023-12-19 25.04 6.30 16.89 19.53 21.39 23.50 26.86 32.90 2023-12-20 25.57 5.74 18.20 20.34 21.85 24.09 27.23 34.06 2023-12-21 25.98 5.13 16.99 20.30 22.10 24.53 27.79 33.61 2023-12-22 25.65 4.56 17.50 20.39 22.55 24.73 29.41 38.45 2023-12-23 24.72 4.61 17.20 20.40 22.72 24.94 29.61 44.87 2023-12-24 24.80 4.27 18.34 20.01 23.16 25.17 29.81 49.54 2023-12-25 24.75 4.55 18.22 20.21 23.31 24.93 30.56 50.15 2023-12-26 24.38 5.03 18.09 20.73 23.23 25.78 30.04 49.98 2023-12-27 24.58 5.80 18.38 20.23 23.34 26.27 30.48 49.74 2023-12-28 24.20 6.21 18.50 19.99 23.48 25.45 30.97 49.33 2023-12-29 24.01 7.15 16.91 19.97 23.38 25.92 31.14 49.03 2023-12-30 23.70 7.84 16.64 20.21 23.37 25.72 30.80 47.94 2023-12-31 23.78 8.59 17.78 20.05 23.50 25.90 30.88 46.77 2024-01-01 23.74 8.91 17.52 21.32 23.69 25.75 30.59 45.52 2024-01-02 24.52 8.24 17.40 20.75 23.65 26.12 30.11 44.98 2024-01-03 24.42 7.77 18.15 20.86 23.42 25.77 29.94 44.46 2024-01-04 24.60 7.31 18.13 20.20 23.31 26.24 30.27 44.82 2024-01-05 23.92 7.10 18.24 20.56 23.14 25.51 29.79 44.76 2024-01-06 23.42 7.03 17.54 20.46 22.98 25.26 29.65 44.24 2024-01-07 22.21 7.26 16.88 20.41 22.81 25.54 29.01 44.30 2024-01-08 22.30 7.00 16.60 20.78 22.87 24.70 29.26 43.64 2024-01-09 22.12 7.68 16.28 20.39 22.65 24.58 29.07 43.14 2024-01-10 22.33 8.94 15.69 20.06 22.77 25.25 28.81 42.53 2024-01-11 22.37 8.95 16.02 20.13 22.91 26.08 29.16 42.14 2024-01-12 22.63 9.13 16.03 20.32 23.00 26.39 29.31 40.99 2024-01-13 22.58 9.73 16.37 20.24 23.11 26.09 30.33 40.36 2024-01-14 21.92 10.47 15.66 20.14 23.09 25.91 30.61 39.88 2024-01-15 21.49 10.24 16.02 19.78 22.87 26.73 29.67 39.60 2024-01-16 20.80 9.78 15.88 19.59 22.57 25.90 29.38 39.45 2024-01-17 20.55 7.59 16.37 19.70 22.64 25.96 29.36 39.55 2024-01-18 19.71 7.98 16.53 19.04 22.54 25.80 29.27 39.09 2024-01-19 19.80 6.51 16.56 21.14 22.83 25.59 28.92 38.14 2024-01-20 19.70 6.72 16.17 20.98 22.83 25.80 28.73 37.25 2024-01-21 20.00 5.30 16.35 20.79 22.84 25.47 28.73 36.44 2024-01-22 19.91 5.52 16.36 21.27 22.56 25.28 28.06 35.60 2024-01-23 19.80 5.41 15.40 21.65 22.47 24.92 28.38 36.69 2024-01-24 19.60 5.10 14.78 20.53 22.22 24.80 28.80 36.51 2024-01-25 19.54 6.69 13.07 20.60 22.22 24.76 29.71 36.49 2024-01-26 19.51 6.61 12.46 20.09 22.04 24.53 30.12 35.15 2024-01-27 19.30 6.48 12.06 20.39 21.92 24.65 29.08 36.63 2024-01-28 19.29 6.05 12.00 20.07 21.66 25.14 29.29 36.06 2024-01-29 19.67 5.25 11.95 19.49 21.46 24.85 29.21 35.82 2024-01-30 20.03 4.71 11.74 19.55 21.24 25.07 28.10 34.97 2024-01-31 19.97 3.91 11.63 19.51 20.96 23.75 28.06 34.28 2024-02-01 19.90 4.12 11.72 19.02 20.78 23.61 27.40 33.78 2024-02-02 19.80 4.36 12.07 18.81 20.70 23.54 27.58 33.03 2024-02-03 19.50 4.59 11.94 18.83 20.64 23.46 27.70 32.84 2024-02-04 19.32 4.73 11.58 18.53 20.61 23.22 27.59 33.51 2024-02-05 19.38 4.78 13.55 18.43 20.85 23.21 28.82 33.72 2024-02-06 19.48 4.80 12.34 17.81 20.96 24.23 28.63 34.74 2024-02-07 19.69 4.70 12.30 18.15 21.01 24.24 29.33 35.30 2024-02-08 19.77 4.49 12.40 17.87 21.05 23.59 28.66 41.33 2024-02-09 19.83 4.37 12.41 17.76 21.12 24.62 28.76 47.45 2024-02-10 19.96 4.37 12.58 16.81 20.75 24.17 28.55 43.95 2024-02-11 19.86 4.28 12.65 16.86 20.57 23.95 28.31 41.71 2024-02-12 19.67 4.27 12.54 16.70 20.40 23.61 28.03 41.76 2024-02-13 19.30 4.30 11.56 16.54 20.21 23.72 27.81 42.89 2024-02-14 18.41 4.12 10.33 16.61 19.95 22.37 28.15 45.88 2024-02-15 17.62 3.81 11.17 16.50 19.95 22.27 27.98 48.92 2024-02-16 17.46 3.54 11.45 16.54 19.94 22.27 27.63 52.06 2024-02-17 15.90 2.96 11.98 15.96 19.82 22.42 27.62 51.95 2024-02-18 14.44 2.05 10.40 15.82 19.79 22.66 27.75 52.87 2024-02-19 13.30 1.33 8.69 15.67 19.61 22.70 27.90 51.60 2024-02-20 12.02 1.38 8.46 15.07 19.28 22.60 28.31 50.07 2024-02-21 10.24 1.41 8.61 14.01 18.96 22.39 28.04 48.44 2024-02-22 10.43 1.35 8.12 13.75 18.64 22.12 28.06 47.75 2024-02-23 10.94 1.20 7.01 13.53 18.23 21.88 28.17 46.50 2024-02-24 11.33 1.04 6.45 13.36 17.84 21.75 28.19 44.17 2024-02-25 11.78 0.86 5.97 13.17 17.55 20.90 26.92 42.76 2024-02-26 12.34 1.73 7.87 13.04 17.66 21.00 27.12 42.63 2024-02-27 12.27 1.71 8.79 13.27 17.78 21.14 26.67 41.99 2024-02-28 11.88 1.71 8.05 13.92 17.67 20.98 26.65 40.43 2024-03-01 11.61 1.70 7.63 13.70 17.51 20.79 26.01 41.03 2024-03-02 11.42 1.80 7.69 13.33 17.46 21.08 26.05 39.56 2024-03-03 11.44 1.77 6.41 13.37 16.92 21.04 25.17 36.09 2024-03-04 11.63 1.79 5.38 13.15 16.56 20.88 25.70 35.35 2024-03-05 11.90 1.81 5.38 13.10 16.23 20.90 24.43 34.88 2024-03-06 12.21 4.17 6.13 12.91 16.21 20.16 24.37 34.20 2024-03-07 12.45 3.98 6.10 12.31 16.14 20.02 24.13 33.72 2024-03-08 12.73 4.31 6.10 12.42 15.99 19.83 23.83 33.70 2024-03-09 13.02 4.36 5.97 12.84 15.76 19.47 23.16 33.77 2024-03-10 13.34 4.23 5.41 12.37 15.58 18.83 23.19 33.51 2024-03-11 13.71 4.25 5.32 11.89 15.40 18.80 24.82 34.25 2024-03-12 13.98 4.25 5.25 10.64 14.94 18.14 24.46 33.36 2024-03-13 14.51 4.25 5.71 10.41 14.95 17.74 24.55 37.10 2024-03-14 15.28 4.22 5.40 10.35 14.84 17.93 24.23 35.23 2024-03-15 15.06 4.22 5.50 10.46 14.65 17.35 23.62 33.49 2024-03-16 14.97 4.05 5.54 11.22 14.69 17.29 22.23 33.41 2024-03-17 14.87 4.09 5.41 11.63 14.71 17.24 22.04 36.09 2024-03-18 14.42 3.61 5.38 11.15 14.66 18.01 22.29 35.81 2024-03-19 12.82 3.56 5.19 11.08 14.68 17.09 22.46 35.42 2024-03-20 12.35 3.38 5.05 10.92 14.65 16.88 23.06 35.13 2024-03-21 11.10 3.09 5.17 10.18 14.18 16.21 22.90 35.35 2024-03-22 10.19 2.71 5.39 10.62 13.80 15.87 22.05 35.53 2024-03-23 9.34 2.50 5.42 9.68 13.17 14.94 20.91 34.93 2024-03-24 10.70 1.60 5.26 10.00 12.88 14.00 20.51 34.15 2024-03-25 10.08 1.88 5.38 9.53 12.88 14.60 19.79 34.16 2024-03-26 9.46 1.79 5.64 9.40 13.24 14.27 23.64 34.81 2024-03-27 10.34 1.58 5.54 9.82 13.56 15.44 24.49 34.84 2024-03-28 9.17 1.77 5.16 10.06 14.17 15.21 24.59 45.40 2024-03-29 6.69 1.59 5.31 9.85 14.28 15.59 26.07 54.98 2024-03-30 6.15 1.37 5.54 9.70 14.11 15.81 24.09 54.13 2024-03-31 6.21 1.49 6.04 9.40 13.61 15.12 21.82 52.00 2024-04-01 3.93 1.10 6.09 8.62 13.42 15.32 21.82 51.06 2024-04-02 4.25 2.42 6.06 8.59 13.07 14.78 21.53 49.60 2024-04-03 4.61 2.84 6.02 8.14 12.99 14.54 21.69 48.16 2024-04-04 4.72 2.83 6.14 8.18 12.95 14.74 21.83 45.47 2024-04-05 3.99 2.41 6.13 8.40 13.04 14.60 21.85 44.30 2024-04-06 4.99 2.16 6.24 8.40 13.05 14.56 22.79 44.63 2024-04-07 4.21 1.97 5.02 8.58 13.11 15.60 23.69 44.62 2024-04-08 3.34 1.95 4.65 8.63 13.11 15.53 23.00 45.54 2024-04-09 2.42 1.99 4.55 7.50 13.06 15.34 23.07 46.83 2024-04-10 11.66 2.08 4.58 7.68 13.24 16.36 24.00 47.80 2024-04-11 20.13 1.35 4.39 8.24 13.53 16.51 24.44 46.67 2024-04-12 29.53 1.34 4.00 7.80 13.68 16.43 24.72 45.88 2024-04-13 38.73 1.32 3.80 7.55 13.35 16.44 24.86 44.69 2024-04-14 38.85 1.29 3.72 7.68 13.97 16.44 25.94 43.89 2024-04-15 29.64 1.25 3.17 6.88 14.22 16.66 27.48 50.72 2024-04-16 20.03 1.24 3.26 6.94 14.24 16.31 30.66 48.92 2024-04-17 10.55 1.24 3.37 7.12 14.31 15.76 30.79 44.38 2024-04-18 1.36 1.24 3.41 7.14 13.77 15.53 28.54 45.48 2024-04-19 1.18 1.20 3.16 6.95 13.33 14.85 28.49 45.89 2024-04-20 0.98 1.21 3.21 6.75 13.16 15.57 27.28 46.41 2024-04-21 0.85 1.13 3.21 6.95 12.72 15.83 24.76 45.28 2024-04-22 1.29 1.10 2.84 6.24 12.07 13.30 23.70 46.35 2024-04-23 1.20 1.06 3.28 6.24 11.96 14.30 22.57 39.59 2024-04-24 12.83 0.73 3.73 6.11 11.24 12.43 22.16 36.54 2024-04-25 24.00 0.42 3.13 6.14 10.83 12.27 22.13 32.66 2024-04-26 34.55 0.28 2.07 6.06 10.92 11.17 24.51 32.90 2024-04-27 44.79 0.29 2.03 5.88 10.07 10.71 20.95 34.99 2024-04-28 45.00 0.28 1.76 5.58 9.94 11.12 20.42 36.65 2024-04-29 33.38 0.27 2.04 5.68 9.90 11.43 19.70 38.08 2024-04-30 22.15 0.35 1.99 5.00 9.33 12.20 19.61 39.12