Name: NH Vortex Area Units: million km!U2!N Level: 460 K Source: MERRA2 (Data starting 2024-08-01 are from GEOS FP) Missing: -9999.0 Climatology: 1978/1979 to 2023/2024 Date Data Minimum 10% 30% Mean 70% 90% Maximum Fcst 2024-10-01 -9999.0 4.89 11.01 14.90 20.41 23.85 32.83 41.12 -1 2024-10-02 -9999.0 7.03 10.61 16.59 19.83 22.41 28.85 35.59 -1 2024-10-03 -9999.0 5.56 11.42 16.06 20.19 23.10 32.44 40.45 -1 2024-10-04 -9999.0 6.15 10.89 16.36 20.73 23.74 32.59 38.38 -1 2024-10-05 -9999.0 6.64 11.56 15.65 20.29 24.42 31.98 35.43 -1 2024-10-06 -9999.0 4.34 11.79 16.47 21.68 24.05 34.24 48.84 -1 2024-10-07 -9999.0 3.69 10.71 15.93 21.87 25.84 31.65 41.94 -1 2024-10-08 -9999.0 5.46 10.02 16.93 21.61 26.93 29.64 44.76 -1 2024-10-09 -9999.0 5.92 11.62 16.14 20.76 25.03 28.20 42.48 -1 2024-10-10 -9999.0 7.86 13.13 16.40 21.17 24.99 31.44 37.40 -1 2024-10-11 -9999.0 8.21 11.00 16.64 20.61 23.90 32.34 35.91 -1 2024-10-12 -9999.0 8.01 11.60 15.63 20.27 22.79 30.54 36.76 -1 2024-10-13 -9999.0 6.74 11.40 14.04 19.65 23.87 28.97 36.82 -1 2024-10-14 -9999.0 8.63 11.12 16.10 19.92 23.38 31.47 36.35 -1 2024-10-15 -9999.0 7.27 10.25 15.69 19.76 22.38 30.53 40.91 -1 2024-10-16 -9999.0 6.53 10.48 16.36 19.45 21.87 28.72 36.85 -1 2024-10-17 -9999.0 7.20 9.87 15.35 19.65 23.19 30.22 44.48 -1 2024-10-18 -9999.0 5.26 9.41 14.37 19.28 21.60 32.63 39.33 -1 2024-10-19 -9999.0 5.57 9.59 14.90 19.46 22.77 32.77 40.07 -1 2024-10-20 -9999.0 6.33 8.50 15.09 19.44 22.67 31.33 43.85 -1 2024-10-21 -9999.0 6.15 8.83 14.86 19.29 22.40 30.31 43.42 -1 2024-10-22 -9999.0 5.25 9.97 15.97 19.68 23.00 29.81 41.39 -1 2024-10-23 -9999.0 6.11 11.90 15.39 19.71 21.85 30.26 40.70 -1 2024-10-24 -9999.0 7.72 11.47 15.62 19.39 21.44 28.32 36.93 -1 2024-10-25 -9999.0 7.28 11.11 15.08 19.23 21.77 29.76 35.23 -1 2024-10-26 -9999.0 7.66 11.12 15.25 19.18 23.66 29.06 32.72 -1 2024-10-27 -9999.0 6.26 12.21 14.71 18.86 22.32 27.20 31.50 -1 2024-10-28 -9999.0 6.22 12.69 14.72 18.41 21.66 27.56 30.17 -1 2024-10-29 -9999.0 6.57 11.07 15.07 18.70 21.57 28.45 34.00 -1 2024-10-30 -9999.0 7.01 9.65 14.80 18.52 21.26 27.39 39.89 -1 2024-10-31 -9999.0 6.65 9.24 14.81 18.27 20.71 26.59 44.55 -1 2024-11-01 -9999.0 5.92 9.43 15.08 18.14 21.52 25.68 43.85 -1 2024-11-02 -9999.0 5.66 9.17 14.36 17.76 20.54 25.73 39.78 -1 2024-11-03 -9999.0 4.76 9.08 13.95 17.17 20.35 25.27 30.38 -1 2024-11-04 -9999.0 5.01 9.93 13.31 16.79 20.33 23.86 30.34 -1 2024-11-05 -9999.0 4.65 10.53 13.96 16.58 19.30 23.11 28.66 -1 2024-11-06 -9999.0 6.14 11.38 13.29 16.68 18.91 23.31 28.29 -1 2024-11-07 -9999.0 7.45 11.14 14.51 16.92 18.81 23.53 32.58 -1 2024-11-08 -9999.0 8.49 11.65 13.89 17.18 18.71 23.92 34.91 -1 2024-11-09 -9999.0 7.58 11.62 13.99 17.44 19.39 24.08 33.50 -1 2024-11-10 -9999.0 6.15 11.15 14.53 17.67 20.29 25.24 29.33 -1 2024-11-11 -9999.0 7.77 11.46 14.21 17.87 21.25 25.27 28.67 -1 2024-11-12 -9999.0 5.47 11.29 14.25 17.83 20.89 24.69 29.75 -1 2024-11-13 -9999.0 7.24 11.21 14.78 17.94 21.09 24.56 29.94 -1 2024-11-14 -9999.0 8.35 11.49 15.06 18.16 21.74 24.53 27.85 -1 2024-11-15 -9999.0 7.91 11.34 15.25 18.22 21.33 24.29 27.87 -1 2024-11-16 -9999.0 7.76 11.39 14.80 18.22 22.05 24.14 29.29 -1 2024-11-17 -9999.0 6.90 11.33 15.15 18.45 22.32 24.95 32.79 -1 2024-11-18 -9999.0 4.81 11.52 14.84 18.69 22.48 25.44 35.66 -1 2024-11-19 -9999.0 4.78 11.06 14.24 18.80 22.74 25.74 35.25 -1 2024-11-20 -9999.0 4.71 11.33 14.63 18.96 23.40 26.04 36.36 -1 2024-11-21 -9999.0 4.67 11.48 15.12 19.23 23.70 27.73 36.69 -1 2024-11-22 -9999.0 5.07 11.78 14.27 19.59 22.99 29.12 36.24 -1 2024-11-23 -9999.0 5.32 11.97 15.27 19.60 22.83 29.13 34.03 -1 2024-11-24 -9999.0 5.42 12.07 15.74 19.54 23.08 29.43 32.97 -1 2024-11-25 -9999.0 5.19 11.54 15.79 19.64 23.32 29.58 35.40 -1 2024-11-26 -9999.0 7.24 11.61 15.75 19.69 24.12 29.36 34.26 -1 2024-11-27 -9999.0 7.40 12.03 16.00 19.95 23.88 29.37 34.23 -1 2024-11-28 -9999.0 7.72 11.90 16.36 20.42 25.10 29.41 33.97 -1 2024-11-29 -9999.0 8.14 12.59 16.68 20.83 25.09 29.21 33.90 -1 2024-11-30 -9999.0 8.47 12.61 18.09 21.46 25.20 31.06 33.91 -1 2024-12-01 -9999.0 8.64 12.74 18.94 21.89 25.76 31.89 35.30 -1 2024-12-02 -9999.0 8.84 13.04 18.44 22.25 25.69 32.02 34.60 -1 2024-12-03 -9999.0 8.71 13.46 19.12 22.47 25.82 31.92 34.78 -1 2024-12-04 -9999.0 8.74 13.87 18.55 22.75 26.48 32.78 37.08 -1 2024-12-05 -9999.0 8.58 14.13 18.89 22.82 25.80 33.24 35.83 -1 2024-12-06 -9999.0 8.50 14.66 18.39 22.92 25.83 33.01 35.84 -1 2024-12-07 -9999.0 8.66 14.28 18.60 22.92 26.40 31.74 35.72 -1 2024-12-08 -9999.0 8.36 14.03 19.76 22.92 26.25 32.07 35.53 -1 2024-12-09 -9999.0 8.05 14.30 20.81 22.91 26.11 31.98 33.85 -1 2024-12-10 -9999.0 7.75 14.73 20.24 22.77 25.48 29.86 33.45 -1 2024-12-11 -9999.0 7.36 14.04 19.71 22.63 25.74 31.18 33.28 -1 2024-12-12 -9999.0 6.86 13.49 19.89 22.49 25.73 31.30 34.12 -1 2024-12-13 -9999.0 6.96 13.62 19.40 22.58 26.20 31.52 34.40 -1 2024-12-14 -9999.0 6.95 13.75 19.51 22.81 26.28 31.54 34.97 -1 2024-12-15 -9999.0 6.95 13.32 19.87 23.09 26.91 30.48 36.09 -1 2024-12-16 -9999.0 8.11 12.85 19.78 23.13 26.89 31.34 35.75 -1 2024-12-17 -9999.0 6.06 12.33 20.11 23.22 26.61 31.18 36.77 -1 2024-12-18 -9999.0 5.02 12.62 20.38 22.88 26.42 30.47 37.70 -1 2024-12-19 -9999.0 5.38 13.26 20.29 22.50 26.58 29.13 38.47 -1 2024-12-20 -9999.0 5.59 13.37 19.93 22.14 25.55 28.50 38.93 -1 2024-12-21 -9999.0 5.96 14.64 20.24 22.20 25.76 28.60 36.27 -1 2024-12-22 -9999.0 11.01 15.26 19.93 22.38 25.75 28.49 33.24 -1 2024-12-23 -9999.0 12.81 16.81 20.22 22.75 26.16 28.32 32.67 -1 2024-12-24 -9999.0 14.45 17.11 20.32 23.16 25.87 29.00 32.04 -1 2024-12-25 -9999.0 14.70 17.10 20.99 23.46 26.35 29.11 31.40 -1 2024-12-26 -9999.0 14.70 17.06 20.72 23.61 27.20 29.18 32.63 -1 2024-12-27 -9999.0 15.27 16.17 21.01 23.49 26.55 29.46 32.89 -1 2024-12-28 -9999.0 15.50 16.74 20.82 23.56 26.58 30.16 33.32 -1 2024-12-29 -9999.0 14.97 17.07 20.44 23.39 26.38 29.64 33.93 -1 2024-12-30 -9999.0 12.67 16.68 20.05 23.12 25.76 28.94 35.11 -1 2024-12-31 -9999.0 10.26 16.73 21.36 23.05 25.35 28.78 34.18 -1 2025-01-01 -9999.0 7.74 16.40 22.54 23.32 25.50 28.92 33.22 -1 2025-01-02 -9999.0 7.47 15.48 21.77 23.35 25.75 28.93 31.01 -1 2025-01-03 -9999.0 7.26 16.50 22.47 23.42 26.09 29.60 30.72 -1 2025-01-04 -9999.0 7.04 16.48 22.14 23.57 26.19 30.08 35.22 -1 2025-01-05 -9999.0 6.85 17.67 22.37 23.79 26.50 30.63 37.67 -1 2025-01-06 -9999.0 6.69 17.62 21.85 23.68 25.94 30.66 37.16 -1 2025-01-07 -9999.0 6.63 17.34 22.10 23.61 25.95 29.88 36.58 -1 2025-01-08 -9999.0 8.42 16.78 21.34 23.51 25.68 29.33 35.93 -1 2025-01-09 -9999.0 10.28 17.68 21.19 23.57 26.15 29.21 36.29 -1 2025-01-10 -9999.0 10.69 17.70 20.77 23.61 26.14 28.79 36.60 -1 2025-01-11 -9999.0 10.60 18.39 21.20 23.70 26.15 28.84 33.77 -1 2025-01-12 -9999.0 10.33 18.39 21.19 23.62 26.12 28.67 33.09 -1 2025-01-13 -9999.0 8.55 18.39 21.06 23.63 26.31 29.34 36.37 -1 2025-01-14 -9999.0 8.65 18.41 21.03 23.57 25.83 29.45 35.68 -1 2025-01-15 -9999.0 8.72 18.15 21.08 23.30 25.37 29.51 36.67 -1 2025-01-16 -9999.0 8.71 18.07 20.72 23.01 25.28 29.68 37.01 -1 2025-01-17 -9999.0 8.71 17.54 20.28 22.98 26.19 29.62 37.01 -1 2025-01-18 -9999.0 10.35 17.16 20.38 23.12 26.66 30.10 34.05 -1 2025-01-19 -9999.0 9.86 17.26 20.20 23.16 26.60 30.74 33.05 -1 2025-01-20 -9999.0 9.80 17.74 20.11 23.05 25.94 29.96 33.35 -1 2025-01-21 -9999.0 9.65 16.15 20.42 23.22 26.54 29.83 35.11 -1 2025-01-22 -9999.0 9.89 16.13 20.01 23.58 27.15 30.18 33.89 -1 2025-01-23 -9999.0 9.47 16.37 19.99 23.60 26.68 30.66 33.13 -1 2025-01-24 -9999.0 7.18 16.66 20.46 23.40 27.04 30.26 33.46 -1 2025-01-25 -9999.0 7.43 17.80 21.01 23.46 26.34 29.45 34.51 -1 2025-01-26 -9999.0 8.97 17.06 20.86 23.27 26.14 29.92 35.06 -1 2025-01-27 -9999.0 9.63 15.64 20.43 22.57 25.15 28.59 35.01 -1 2025-01-28 -9999.0 10.37 14.11 19.75 22.12 25.13 27.95 34.94 -1 2025-01-29 -9999.0 9.67 15.31 19.72 21.84 24.51 27.79 37.37 -1 2025-01-30 -9999.0 8.91 14.49 19.80 21.58 24.47 27.41 37.26 -1 2025-01-31 -9999.0 6.81 14.92 19.10 21.46 24.68 26.89 36.90 -1 2025-02-01 -9999.0 4.38 14.82 18.89 21.44 24.57 26.87 36.60 -1 2025-02-02 -9999.0 4.28 14.48 18.71 21.19 24.52 27.73 36.62 -1 2025-02-03 -9999.0 4.56 14.01 18.18 21.20 24.64 27.99 37.00 -1 2025-02-04 -9999.0 4.09 12.94 18.09 21.10 24.74 29.17 37.10 -1 2025-02-05 -9999.0 4.07 11.76 17.65 20.86 24.70 29.50 35.78 -1 2025-02-06 -9999.0 3.72 11.02 17.35 20.66 24.67 29.53 38.27 -1 2025-02-07 -9999.0 3.66 10.26 18.02 20.79 24.87 29.43 37.82 -1 2025-02-08 -9999.0 3.52 9.63 17.84 20.64 24.70 28.18 37.75 -1 2025-02-09 -9999.0 3.49 9.61 18.22 20.49 24.41 28.00 37.65 -1 2025-02-10 -9999.0 3.39 10.26 18.26 20.38 23.81 27.79 37.37 -1 2025-02-11 -9999.0 3.25 10.42 18.15 20.20 23.46 28.98 35.14 -1 2025-02-12 -9999.0 2.79 9.58 17.67 19.97 23.47 28.77 34.77 -1 2025-02-13 -9999.0 2.59 10.05 17.21 19.77 23.50 28.52 36.81 -1 2025-02-14 -9999.0 2.37 9.79 17.01 19.56 23.39 28.38 37.36 -1 2025-02-15 -9999.0 2.26 10.82 16.76 19.61 23.47 27.46 37.52 -1 2025-02-16 -9999.0 2.03 11.54 17.11 19.64 23.13 26.85 37.44 -1 2025-02-17 -9999.0 1.99 11.13 17.17 19.43 22.90 26.77 37.04 -1 2025-02-18 -9999.0 1.86 10.72 16.67 19.30 22.82 28.30 36.79 -1 2025-02-19 -9999.0 2.01 10.10 16.22 19.15 22.13 28.64 39.74 -1 2025-02-20 -9999.0 2.04 9.96 16.58 19.04 22.23 28.44 38.93 -1 2025-02-21 -9999.0 2.18 9.38 16.35 18.71 21.44 28.84 38.36 -1 2025-02-22 -9999.0 2.19 9.24 16.47 18.84 22.21 28.83 39.41 -1 2025-02-23 -9999.0 2.13 9.69 16.41 19.02 22.32 28.94 40.93 -1 2025-02-24 -9999.0 2.20 9.05 16.31 19.00 21.76 28.24 39.37 -1 2025-02-25 -9999.0 2.43 8.96 15.67 19.01 22.66 29.19 38.98 -1 2025-02-26 -9999.0 2.50 8.71 15.25 19.08 23.00 28.34 38.33 -1 2025-02-27 -9999.0 2.24 8.54 15.40 18.99 22.98 28.67 46.36 -1 2025-02-28 -9999.0 2.04 8.74 14.58 18.65 22.77 28.32 45.83 -1 2025-03-01 -9999.0 1.77 8.44 14.10 18.30 22.39 27.92 44.58 -1 2025-03-02 -9999.0 1.86 8.35 14.18 17.98 21.86 27.70 43.12 -1 2025-03-03 -9999.0 1.70 8.48 13.96 17.72 21.64 26.39 41.45 -1 2025-03-04 -9999.0 1.83 9.16 14.14 17.58 21.50 25.88 36.96 -1 2025-03-05 -9999.0 1.94 9.17 13.92 17.40 21.59 26.31 33.01 -1 2025-03-06 -9999.0 2.02 9.37 13.56 17.22 21.61 25.23 30.02 -1 2025-03-07 -9999.0 1.62 8.99 13.34 17.02 21.14 24.15 29.87 -1 2025-03-08 -9999.0 1.66 8.45 13.08 16.89 21.33 24.40 29.70 -1 2025-03-09 -9999.0 2.48 8.26 12.37 16.74 21.49 25.37 30.79 -1 2025-03-10 -9999.0 2.39 7.65 12.16 16.40 20.73 24.88 29.41 -1 2025-03-11 -9999.0 2.29 7.04 12.49 16.07 20.11 25.01 30.05 -1 2025-03-12 -9999.0 2.31 7.55 12.37 15.85 19.90 25.22 30.19 -1 2025-03-13 -9999.0 2.24 7.82 11.92 15.52 19.25 24.30 29.96 -1 2025-03-14 -9999.0 1.46 7.37 11.73 15.36 19.31 24.34 29.31 -1 2025-03-15 -9999.0 1.45 6.97 11.57 15.27 19.41 25.15 28.44 -1 2025-03-16 -9999.0 1.57 6.41 11.77 15.20 19.08 24.65 28.19 -1 2025-03-17 -9999.0 1.43 7.47 11.52 15.03 18.79 24.59 28.29 -1 2025-03-18 -9999.0 1.41 7.69 10.68 14.84 18.19 23.64 30.21 -1 2025-03-19 -9999.0 1.31 7.18 9.39 14.56 18.38 23.92 32.97 -1 2025-03-20 -9999.0 1.27 7.01 9.70 14.51 18.62 24.41 31.53 -1 2025-03-21 -9999.0 1.23 6.22 9.86 14.48 17.61 25.00 32.12 -1 2025-03-22 -9999.0 1.31 5.98 9.83 14.39 18.62 23.65 32.54 -1 2025-03-23 -9999.0 1.53 5.83 9.26 14.26 18.05 23.22 32.21 -1 2025-03-24 -9999.0 1.45 5.93 9.32 14.21 17.04 24.32 32.94 -1 2025-03-25 -9999.0 1.36 5.33 9.67 14.14 17.38 24.25 39.13 -1 2025-03-26 -9999.0 1.29 5.44 9.96 13.85 17.04 24.61 33.75 -1 2025-03-27 -9999.0 1.26 5.38 9.88 13.68 15.26 24.89 33.48 -1 2025-03-28 -9999.0 1.16 5.30 9.25 13.51 15.12 25.17 37.76 -1 2025-03-29 -9999.0 1.44 5.23 8.72 13.53 16.33 25.05 37.74 -1 2025-03-30 -9999.0 1.47 4.89 8.67 13.39 16.56 24.81 35.40 -1 2025-03-31 -9999.0 1.59 4.89 8.26 13.36 16.97 24.57 38.34 -1 2025-04-01 -9999.0 1.38 4.87 8.35 13.38 16.56 24.11 39.07 -1 2025-04-02 -9999.0 1.24 4.63 8.34 13.55 16.39 24.29 42.09 -1 2025-04-03 -9999.0 3.28 4.93 8.68 13.67 16.46 24.38 38.92 -1 2025-04-04 -9999.0 3.09 4.89 8.22 13.66 16.05 24.32 39.26 -1 2025-04-05 -9999.0 3.56 4.83 8.14 13.79 16.69 23.84 45.48 -1 2025-04-06 -9999.0 3.04 4.52 8.14 13.83 16.85 24.50 45.26 -1 2025-04-07 -9999.0 2.80 4.26 7.63 13.88 16.88 26.43 44.87 -1 2025-04-08 -9999.0 2.27 4.47 7.26 13.71 16.67 25.48 43.25 -1 2025-04-09 -9999.0 2.80 4.46 7.47 13.58 16.42 25.73 38.94 -1 2025-04-10 -9999.0 3.83 4.70 7.11 13.44 16.01 25.68 39.40 -1 2025-04-11 -9999.0 3.54 4.60 8.25 13.46 16.13 25.43 37.54 -1 2025-04-12 -9999.0 3.78 4.78 8.29 13.39 15.07 24.33 40.09 -1 2025-04-13 -9999.0 3.67 4.49 8.66 13.49 15.70 23.54 40.50 -1 2025-04-14 -9999.0 3.04 4.53 9.28 13.82 15.81 22.65 44.03 -1 2025-04-15 -9999.0 2.63 4.18 8.30 13.70 15.14 24.52 41.08 -1 2025-04-16 -9999.0 2.16 3.97 8.02 13.92 15.43 27.93 47.06 -1 2025-04-17 -9999.0 1.55 3.98 7.94 14.33 16.50 28.03 52.24 -1 2025-04-18 -9999.0 0.70 3.89 7.14 14.47 16.90 29.06 52.35 -1 2025-04-19 -9999.0 0.59 3.77 7.01 14.33 16.06 28.70 53.90 -1 2025-04-20 -9999.0 0.53 3.74 7.09 14.73 15.32 33.92 52.27 -1 2025-04-21 -9999.0 0.36 3.84 6.79 14.77 14.72 31.61 49.54 -1 2025-04-22 -9999.0 1.07 3.70 7.54 14.66 14.68 34.31 47.40 -1 2025-04-23 -9999.0 1.69 3.59 7.30 14.43 14.76 34.62 48.46 -1 2025-04-24 -9999.0 3.10 3.58 8.23 14.41 14.65 31.58 47.87 -1 2025-04-25 -9999.0 3.05 3.86 7.56 14.53 16.91 30.43 44.33 -1 2025-04-26 -9999.0 2.89 4.03 7.80 14.69 17.68 31.14 45.46 -1 2025-04-27 -9999.0 0.71 3.85 8.31 14.67 15.59 32.60 53.37 -1 2025-04-28 -9999.0 0.74 4.28 7.61 15.11 16.72 31.70 50.28 -1 2025-04-29 -9999.0 2.70 4.66 7.67 16.03 20.10 32.89 44.79 -1 2025-04-30 -9999.0 2.17 3.74 7.02 14.88 19.60 32.98 39.24 -1