Name: NH Vortex Area Units: million km!U2!N Level: 360 K Source: MERRA2 Missing: -9999.0 Climatology: 1978/1979 to 2021/2022 Date Data Minimum 10% 30% Mean 70% 90% Maximum 2022-10-01 46.51 0.34 12.40 26.12 34.12 45.62 50.34 55.00 2022-10-02 -9999.0 1.96 17.35 26.50 34.85 45.48 50.23 53.71 2022-10-03 51.22 0.31 12.36 23.76 32.93 46.61 50.17 52.35 2022-10-04 51.81 0.33 12.30 26.90 32.47 42.34 48.52 51.96 2022-10-05 -9999.0 0.81 10.94 24.38 32.85 43.83 51.00 54.04 2022-10-06 54.79 3.64 12.74 22.68 32.55 42.97 51.04 54.35 2022-10-07 59.87 0.13 12.75 23.64 33.67 44.42 53.16 55.43 2022-10-08 57.16 0.55 8.66 30.01 34.51 43.59 53.88 55.19 2022-10-09 54.54 0.89 14.12 28.30 35.69 46.87 54.32 55.99 2022-10-10 51.08 1.07 13.56 31.32 36.48 47.94 53.57 58.20 2022-10-11 48.28 5.24 13.14 34.08 37.56 48.16 54.27 58.59 2022-10-12 48.67 1.08 10.52 35.71 37.57 47.81 53.94 56.36 2022-10-13 39.29 1.73 14.33 32.37 36.54 45.22 52.28 54.25 2022-10-14 29.86 7.72 17.84 28.70 36.50 45.01 53.19 55.38 2022-10-15 21.52 4.60 13.27 33.62 35.70 44.52 48.84 55.98 2022-10-16 24.76 0.65 9.83 31.88 35.06 43.56 47.13 55.55 2022-10-17 14.34 0.47 8.19 29.54 33.37 43.14 48.06 53.96 2022-10-18 -9999.0 5.39 9.13 31.31 34.47 45.30 50.30 55.51 2022-10-19 22.85 0.23 7.37 27.83 31.82 44.10 48.73 55.11 2022-10-20 23.82 0.26 7.24 26.40 32.24 42.96 47.68 57.48 2022-10-21 -9999.0 0.32 10.23 28.92 32.68 41.05 51.20 57.28 2022-10-22 -9999.0 2.14 15.47 24.74 33.55 43.29 53.01 57.90 2022-10-23 24.35 1.76 12.06 25.26 32.45 41.78 50.72 56.96 2022-10-24 14.05 4.56 13.43 23.73 33.42 43.57 52.97 56.70 2022-10-25 13.99 7.40 11.32 26.57 33.11 42.57 51.98 55.12 2022-10-26 5.91 8.28 12.76 22.45 31.27 39.01 48.02 54.11 2022-10-27 12.36 6.66 12.78 27.42 31.56 37.22 50.00 55.79 2022-10-28 17.41 1.46 15.99 24.67 32.74 41.69 50.09 55.90 2022-10-29 25.49 2.06 11.72 26.79 32.83 42.00 50.81 54.85 2022-10-30 23.99 0.26 16.17 29.99 33.91 42.13 52.26 55.00 2022-10-31 28.57 0.26 16.18 27.50 33.09 40.33 48.65 54.66 2022-11-01 21.10 1.92 21.63 27.07 33.94 39.20 50.80 56.01 2022-11-02 15.21 2.15 16.65 25.47 31.73 39.45 49.09 56.07 2022-11-03 16.81 2.04 17.53 28.57 33.37 39.53 48.75 50.66 2022-11-04 23.76 2.02 21.43 26.26 33.23 39.87 48.58 52.78 2022-11-05 25.72 7.60 16.16 27.30 32.99 39.09 48.64 52.17 2022-11-06 31.71 7.63 18.17 32.21 35.47 42.16 50.04 55.71 2022-11-07 35.81 5.21 15.37 26.88 33.71 42.45 50.72 54.93 2022-11-08 30.35 3.95 13.96 27.21 34.21 43.38 48.67 53.92 2022-11-09 28.57 6.94 17.06 25.15 33.13 42.45 47.98 53.51 2022-11-10 26.86 6.12 13.69 27.50 32.60 41.51 48.44 53.71 2022-11-11 27.52 2.38 18.43 24.20 33.33 41.72 48.80 59.09 2022-11-12 30.90 2.42 16.75 26.57 33.98 42.30 49.71 52.65 2022-11-13 34.24 2.40 15.64 27.53 33.99 41.89 50.39 56.23 2022-11-14 -9999.0 2.29 16.86 29.53 33.52 41.38 49.28 51.88 2022-11-15 34.72 9.00 14.18 27.97 33.42 41.86 47.92 53.13 2022-11-16 -9999.0 7.21 12.61 25.72 32.11 40.01 46.54 55.35 2022-11-17 34.82 4.18 17.41 26.50 32.07 41.10 45.87 56.41 2022-11-18 35.97 4.14 11.92 25.79 30.53 39.93 44.79 56.46 2022-11-19 36.81 4.96 12.32 25.84 30.91 37.23 46.50 54.97 2022-11-20 32.84 9.31 13.37 26.43 30.61 37.07 43.95 52.56 2022-11-21 31.87 9.46 16.63 27.23 31.54 37.71 43.36 53.86 2022-11-22 32.93 4.12 15.95 27.50 30.47 35.02 44.88 51.83 2022-11-23 32.67 1.15 11.64 24.80 29.04 35.10 39.93 53.44 2022-11-24 30.17 1.19 11.67 24.53 28.99 37.22 45.00 52.40 2022-11-25 31.43 3.88 13.67 23.63 29.17 35.01 44.17 50.80 2022-11-26 32.90 5.21 14.20 25.06 29.43 35.14 44.05 47.52 2022-11-27 34.30 3.72 18.42 24.90 31.11 39.40 45.16 48.94 2022-11-28 32.82 3.49 15.88 24.04 30.43 37.82 42.67 45.73 2022-11-29 33.68 3.82 17.96 25.44 31.07 38.00 42.86 51.62 2022-11-30 32.27 9.42 19.68 25.67 31.66 36.91 45.13 56.56 2022-12-01 27.08 9.30 21.36 26.74 32.01 37.96 42.51 56.12 2022-12-02 22.02 7.18 19.89 25.72 32.30 37.69 44.63 51.08 2022-12-03 20.44 6.31 20.13 26.01 33.07 40.58 45.46 48.23 2022-12-04 21.67 11.89 15.35 24.08 31.52 39.11 43.92 48.48 2022-12-05 22.11 8.33 13.23 24.09 31.15 39.29 45.83 50.00 2022-12-06 27.85 4.58 13.25 24.18 30.63 38.70 43.38 51.45 2022-12-07 30.41 10.68 16.37 25.77 31.27 37.98 43.45 50.34 2022-12-08 27.21 7.27 18.49 25.37 30.93 37.22 45.92 48.54 2022-12-09 19.33 5.85 17.66 25.74 30.31 35.51 43.88 49.31 2022-12-10 25.16 3.21 16.58 24.43 29.84 36.87 42.47 53.68 2022-12-11 25.87 2.00 13.51 26.05 30.23 36.28 43.85 52.32 2022-12-12 25.61 2.59 10.63 25.54 29.19 36.74 43.41 50.02 2022-12-13 29.26 2.52 10.22 24.13 29.18 37.42 44.96 52.08 2022-12-14 39.40 2.56 10.21 23.02 29.80 38.84 46.17 52.77 2022-12-15 27.79 6.82 9.58 26.97 31.45 38.98 45.71 54.49 2022-12-16 20.41 5.84 15.88 27.49 32.53 37.90 48.16 54.12 2022-12-17 15.47 6.36 18.91 26.01 32.31 37.69 47.77 52.91 2022-12-18 21.04 5.41 18.42 29.72 33.95 38.78 47.72 53.84 2022-12-19 20.98 2.57 23.27 27.23 33.20 41.33 46.81 52.55 2022-12-20 29.91 2.88 20.19 27.27 32.95 39.16 47.69 53.43 2022-12-21 39.74 0.54 15.92 28.90 32.80 37.83 47.39 52.27 2022-12-22 49.41 2.86 16.81 27.29 32.65 40.43 47.08 52.87 2022-12-23 42.68 3.99 15.43 24.56 31.56 38.63 47.19 55.54 2022-12-24 32.59 5.83 15.85 27.43 32.72 40.67 46.40 54.58 2022-12-25 30.23 3.93 16.26 24.54 32.25 41.49 45.44 50.56 2022-12-26 28.95 8.30 18.32 23.77 31.86 39.85 44.55 52.30 2022-12-27 26.10 3.65 14.03 23.29 30.97 39.91 45.58 50.65 2022-12-28 28.64 3.97 15.32 26.25 31.59 38.62 46.72 48.78 2022-12-29 36.11 4.40 17.47 24.67 31.02 38.01 45.02 52.64 2022-12-30 29.91 4.17 16.60 24.49 31.14 37.96 46.04 53.36 2022-12-31 30.25 0.64 19.21 25.53 31.23 37.85 45.68 53.39 2023-01-01 30.65 0.80 16.98 25.83 30.75 37.65 43.72 55.11 2023-01-02 32.28 0.95 15.18 28.17 30.82 38.57 43.76 48.50 2023-01-03 34.68 11.70 17.57 27.41 32.09 38.87 45.79 49.77 2023-01-04 39.46 10.73 17.49 26.68 32.21 39.87 44.35 49.49 2023-01-05 35.78 9.30 15.71 26.97 32.74 39.26 44.48 52.15 2023-01-06 34.71 8.25 19.02 28.31 33.48 40.22 46.57 53.11 2023-01-07 34.13 9.16 20.80 24.57 33.89 40.47 48.77 55.79 2023-01-08 32.02 11.76 20.24 24.46 33.09 40.17 46.82 55.37 2023-01-09 34.27 15.52 18.93 25.70 33.81 41.24 45.99 55.78 2023-01-10 39.09 13.87 18.98 24.36 33.57 41.60 46.27 56.10 2023-01-11 44.90 13.01 19.66 23.97 33.26 41.73 47.83 54.91 2023-01-12 44.01 10.55 18.62 24.74 32.61 39.26 48.84 55.49 2023-01-13 47.35 12.07 17.17 25.62 32.64 39.71 46.30 54.22 2023-01-14 48.67 11.79 16.88 26.32 31.97 37.76 44.85 54.04 2023-01-15 48.44 9.57 17.56 27.30 31.86 36.87 44.88 53.98 2023-01-16 44.93 7.30 16.58 26.49 31.79 36.33 44.43 53.86 2023-01-17 45.50 5.05 17.62 28.60 31.54 36.19 43.12 52.67 2023-01-18 42.59 3.73 18.79 26.61 31.66 38.20 44.59 53.96 2023-01-19 40.95 4.79 17.70 27.02 32.08 40.32 44.23 52.65 2023-01-20 37.79 10.67 19.35 26.39 32.20 38.70 43.29 52.80 2023-01-21 35.87 10.58 18.93 26.50 31.80 38.50 45.75 48.72 2023-01-22 35.81 12.40 19.24 26.50 32.51 38.17 46.22 49.30 2023-01-23 34.28 9.76 19.18 26.57 32.06 38.46 44.73 50.63 2023-01-24 34.39 7.80 21.36 25.59 31.64 38.22 44.47 49.60 2023-01-25 34.27 5.84 21.66 25.93 31.60 38.56 42.64 50.88 2023-01-26 33.84 8.29 21.17 28.01 32.85 39.71 46.82 49.69 2023-01-27 33.39 9.97 20.06 28.61 32.92 38.68 47.00 49.90 2023-01-28 34.28 11.87 20.74 28.44 33.20 38.69 48.50 55.78 2023-01-29 34.63 8.34 21.58 29.01 33.52 37.37 47.89 51.62 2023-01-30 35.18 13.88 19.90 27.40 33.13 37.59 47.36 50.18 2023-01-31 36.88 13.49 18.82 23.54 31.48 36.97 48.30 51.90 2023-02-01 38.67 13.36 18.81 23.76 31.26 37.45 48.07 53.42 2023-02-02 38.97 4.74 18.03 23.09 30.68 35.98 45.98 54.27 2023-02-03 39.96 3.88 16.25 22.23 29.48 34.27 45.24 54.92 2023-02-04 41.67 3.95 14.75 22.98 29.19 34.57 44.48 54.47 2023-02-05 41.50 4.04 15.55 24.86 29.56 33.76 45.14 51.27 2023-02-06 43.16 4.43 14.54 25.63 28.72 33.32 43.40 51.35 2023-02-07 45.78 4.73 13.59 26.44 29.04 34.52 40.70 50.21 2023-02-08 46.54 5.12 16.78 25.21 29.23 34.27 42.25 49.12 2023-02-09 46.17 3.62 18.12 24.51 29.45 34.92 44.46 48.87 2023-02-10 48.81 1.87 17.72 23.47 29.49 37.68 42.27 49.52 2023-02-11 48.62 2.43 11.48 24.36 29.98 38.45 43.78 49.11 2023-02-12 49.27 3.08 14.60 25.49 30.13 37.18 43.92 52.81 2023-02-13 49.60 3.00 16.66 24.91 29.95 37.07 43.10 53.44 2023-02-14 51.72 3.21 17.78 24.99 29.17 34.42 41.51 55.20 2023-02-15 51.85 3.45 17.85 23.19 29.03 35.09 41.29 52.09 2023-02-16 53.14 2.25 11.26 21.23 28.47 36.23 41.24 49.29 2023-02-17 51.48 1.59 12.58 20.59 27.60 34.35 41.68 48.43 2023-02-18 50.18 2.24 12.28 19.92 27.34 34.13 42.99 48.17 2023-02-19 49.45 2.10 9.73 20.23 27.59 37.71 42.90 47.87 2023-02-20 48.28 1.70 9.89 20.53 26.76 35.38 42.50 47.48 2023-02-21 47.06 1.72 8.60 20.14 25.78 30.98 39.51 51.08 2023-02-22 46.69 1.65 7.66 19.03 24.83 30.10 39.25 48.76 2023-02-23 48.59 2.46 6.57 20.02 24.80 30.74 39.14 48.60 2023-02-24 45.41 2.98 6.46 17.67 24.24 30.95 41.92 48.42 2023-02-25 44.02 1.93 7.28 18.03 24.59 30.88 43.96 48.96 2023-02-26 42.16 1.00 6.26 17.16 24.31 30.37 43.54 49.69 2023-02-27 42.12 1.40 5.68 17.03 24.26 30.66 43.41 49.09 2023-02-28 40.33 2.21 5.54 18.40 24.39 30.86 43.69 47.95 2023-03-01 41.79 2.23 6.70 16.23 23.83 30.12 39.80 47.88 2023-03-02 41.68 1.95 6.05 17.15 23.86 30.36 37.09 49.22 2023-03-03 38.15 1.31 5.84 15.63 23.73 30.27 38.36 50.64 2023-03-04 34.73 1.13 5.78 15.76 24.05 30.24 39.42 49.68 2023-03-05 30.41 0.68 5.40 15.88 23.89 29.95 43.19 51.56 2023-03-06 25.99 0.79 5.40 17.04 24.56 31.23 41.10 49.40 2023-03-07 21.96 2.57 6.45 15.07 23.75 32.68 36.19 49.58 2023-03-08 21.81 2.44 4.95 15.92 23.32 29.54 38.63 49.24 2023-03-09 20.06 2.42 5.13 15.46 22.07 27.63 37.59 48.99 2023-03-10 19.75 2.27 5.11 14.85 21.87 26.72 39.06 48.04 2023-03-11 20.16 3.73 6.02 14.76 21.32 27.71 38.84 47.51 2023-03-12 20.81 1.77 5.86 14.26 22.01 27.48 38.23 49.51 2023-03-13 20.64 2.68 7.12 14.16 22.09 29.02 39.31 48.46 2023-03-14 21.35 2.51 7.49 14.81 22.06 27.78 37.28 46.03 2023-03-15 22.33 1.82 7.45 14.84 21.75 27.25 37.72 49.78 2023-03-16 22.96 2.06 6.83 13.51 21.77 26.86 35.05 50.75 2023-03-17 23.44 2.65 6.28 14.94 21.03 26.76 33.57 49.24 2023-03-18 24.23 1.62 7.49 16.25 21.60 26.42 33.21 53.55 2023-03-19 24.57 0.97 5.69 15.29 20.70 25.86 32.54 53.79 2023-03-20 24.33 1.14 6.84 16.76 21.02 24.90 33.93 51.02 2023-03-21 24.10 0.73 4.79 15.37 19.84 23.39 32.18 49.62 2023-03-22 24.57 0.60 4.28 15.89 19.89 23.41 32.11 51.85 2023-03-23 24.77 1.50 3.04 15.57 19.17 22.76 30.89 52.07 2023-03-24 24.01 1.60 3.71 15.81 19.92 24.53 32.94 45.71 2023-03-25 24.59 1.85 4.48 13.82 19.53 24.93 32.18 44.26 2023-03-26 23.37 1.66 6.41 15.13 19.64 24.44 31.66 40.17 2023-03-27 20.92 1.53 8.27 13.06 19.53 25.14 32.80 39.74 2023-03-28 25.95 1.67 8.80 13.45 19.58 24.18 32.36 37.53 2023-03-29 24.34 2.16 8.00 12.62 19.15 24.32 32.06 37.05 2023-03-30 20.11 0.15 8.70 12.76 19.43 25.28 32.53 38.99 2023-03-31 17.89 0.58 5.32 11.78 19.38 24.98 33.01 39.75 2023-04-01 16.05 0.71 6.31 10.45 18.91 23.66 31.82 50.91 2023-04-02 7.51 1.50 6.10 10.79 18.84 22.83 32.15 51.50 2023-04-03 6.39 2.11 5.29 9.94 18.46 22.05 32.66 54.46 2023-04-04 6.68 0.57 4.82 11.58 18.09 21.62 33.75 51.09 2023-04-05 6.41 0.89 4.09 11.65 18.07 21.52 33.15 46.60 2023-04-06 5.71 1.37 4.80 11.38 17.50 21.26 31.69 41.58 2023-04-07 4.73 2.47 4.63 11.31 17.71 23.59 30.65 43.34 2023-04-08 4.29 2.68 5.43 9.91 18.05 23.93 33.25 43.43 2023-04-09 5.09 2.99 5.39 9.18 17.56 21.42 32.87 44.97 2023-04-10 5.89 3.37 6.06 10.24 18.24 23.40 31.26 53.04 2023-04-11 8.54 3.62 6.32 11.18 18.98 22.36 31.43 51.39 2023-04-12 8.73 3.42 5.57 10.79 18.47 22.66 32.65 47.69 2023-04-13 11.47 4.39 6.91 13.63 19.03 21.66 37.01 49.90 2023-04-14 9.94 3.45 6.31 12.57 18.21 21.41 34.94 50.24 2023-04-15 9.12 0.54 5.12 13.11 17.89 21.53 31.15 48.22 2023-04-16 8.91 1.98 5.03 12.27 18.13 22.30 31.11 47.56 2023-04-17 8.52 2.03 4.84 12.49 17.77 22.68 29.89 45.79 2023-04-18 5.19 1.43 4.45 11.82 17.01 21.45 30.12 41.64 2023-04-19 5.13 1.55 4.50 9.93 17.49 24.61 31.83 37.05 2023-04-20 15.93 1.51 4.31 9.82 16.80 21.11 32.47 37.62 2023-04-21 13.38 1.44 4.06 10.26 16.32 19.53 31.36 41.23 2023-04-22 13.08 1.46 3.93 10.46 15.99 18.88 31.13 46.34 2023-04-23 24.17 0.97 3.45 6.56 15.39 19.96 32.23 40.38 2023-04-24 24.32 0.76 1.89 6.11 14.36 20.71 29.18 39.31 2023-04-25 12.88 1.33 2.16 5.58 15.47 21.08 33.24 41.82 2023-04-26 12.70 1.13 2.82 5.39 15.50 21.74 34.45 45.80 2023-04-27 22.89 0.20 1.16 4.55 14.41 23.53 31.14 40.96 2023-04-28 11.97 0.58 2.09 6.48 14.86 19.73 29.71 44.47 2023-04-29 12.75 0.19 0.96 5.76 14.89 18.72 32.64 46.44 2023-04-30 12.75 0.24 2.87 7.05 15.31 19.88 32.35 47.37