Name: NH Vortex Area Units: million km!U2!N Level: 600 K Source: MERRA2 (Data starting 2024-07-01 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 8.87 14.11 20.54 26.20 30.75 40.56 53.54 -1 2024-10-02 -9999.0 11.16 14.30 20.77 25.69 28.19 40.63 52.86 -1 2024-10-03 -9999.0 11.91 14.51 19.41 25.10 27.83 41.06 51.34 -1 2024-10-04 -9999.0 9.64 14.92 18.60 24.27 27.13 39.94 49.69 -1 2024-10-05 -9999.0 10.50 14.68 17.88 23.52 26.00 38.02 49.72 -1 2024-10-06 -9999.0 11.06 13.58 17.17 22.82 26.21 35.59 46.23 -1 2024-10-07 -9999.0 8.26 13.39 16.85 22.58 26.23 34.89 46.95 -1 2024-10-08 -9999.0 9.09 12.49 17.39 22.32 26.24 31.86 45.14 -1 2024-10-09 -9999.0 10.60 13.36 16.84 22.31 26.66 30.14 45.85 -1 2024-10-10 -9999.0 10.45 12.84 16.74 22.08 25.47 31.51 44.26 -1 2024-10-11 -9999.0 10.16 12.48 17.15 21.46 24.23 30.74 40.25 -1 2024-10-12 -9999.0 9.03 11.78 16.58 20.43 23.06 29.07 39.65 -1 2024-10-13 -9999.0 8.54 11.50 15.74 19.55 22.41 27.03 39.37 -1 2024-10-14 -9999.0 8.99 11.27 15.34 18.89 21.37 26.26 39.06 -1 2024-10-15 -9999.0 4.42 11.17 14.70 18.51 20.88 26.15 38.61 -1 2024-10-16 -9999.0 4.53 11.44 13.90 18.65 21.72 26.32 38.96 -1 2024-10-17 -9999.0 4.85 11.02 14.52 18.63 21.60 26.60 38.89 -1 2024-10-18 -9999.0 4.95 11.63 15.21 18.65 20.59 26.62 38.45 -1 2024-10-19 -9999.0 6.59 11.57 14.76 18.72 21.09 26.64 36.00 -1 2024-10-20 -9999.0 7.95 11.31 15.90 18.67 21.58 26.07 33.83 -1 2024-10-21 -9999.0 6.16 10.88 14.83 18.66 21.73 25.67 31.46 -1 2024-10-22 -9999.0 6.84 12.21 16.12 19.01 20.97 26.15 30.63 -1 2024-10-23 -9999.0 5.65 13.02 16.12 19.16 21.07 25.93 30.54 -1 2024-10-24 -9999.0 5.57 13.09 16.41 19.31 21.69 26.00 30.52 -1 2024-10-25 -9999.0 5.79 13.31 16.75 19.59 22.21 26.32 31.75 -1 2024-10-26 -9999.0 6.30 13.38 16.82 19.61 22.32 27.14 30.15 -1 2024-10-27 -9999.0 10.22 12.75 16.91 19.44 21.50 26.41 29.89 -1 2024-10-28 -9999.0 9.59 13.94 16.94 19.52 22.03 26.22 29.73 -1 2024-10-29 -9999.0 9.89 14.14 17.48 19.49 21.67 26.03 29.03 -1 2024-10-30 -9999.0 10.19 12.25 17.41 19.24 21.54 24.90 28.20 -1 2024-10-31 -9999.0 10.03 12.40 17.29 19.26 22.01 24.60 27.80 -1 2024-11-01 -9999.0 9.99 12.89 17.47 19.28 21.68 25.23 27.56 -1 2024-11-02 -9999.0 10.34 13.10 16.86 19.12 21.53 25.23 28.61 -1 2024-11-03 -9999.0 10.45 13.95 16.72 18.86 20.56 25.08 28.66 -1 2024-11-04 -9999.0 11.31 14.03 16.66 18.94 21.29 24.62 28.48 -1 2024-11-05 -9999.0 11.50 14.08 16.46 18.89 21.45 24.13 28.62 -1 2024-11-06 -9999.0 10.95 14.80 16.52 18.93 20.78 24.39 26.83 -1 2024-11-07 -9999.0 10.68 14.41 16.81 18.91 21.03 23.82 28.49 -1 2024-11-08 -9999.0 10.25 14.10 16.96 18.80 20.99 23.65 27.89 -1 2024-11-09 -9999.0 10.00 13.99 16.56 18.88 20.81 24.19 31.94 -1 2024-11-10 -9999.0 9.66 14.14 16.40 18.98 20.66 24.35 33.05 -1 2024-11-11 -9999.0 9.99 14.37 16.75 18.97 20.37 24.23 33.76 -1 2024-11-12 -9999.0 10.21 14.02 16.81 19.11 21.08 23.91 33.96 -1 2024-11-13 -9999.0 10.27 14.12 16.73 19.33 21.32 24.82 32.98 -1 2024-11-14 -9999.0 10.19 14.17 16.41 19.36 20.92 26.25 30.10 -1 2024-11-15 -9999.0 9.94 14.59 16.51 19.50 20.89 26.55 30.36 -1 2024-11-16 -9999.0 9.96 14.43 16.84 19.64 20.84 26.41 30.41 -1 2024-11-17 -9999.0 9.74 13.74 17.44 19.85 21.26 26.16 30.03 -1 2024-11-18 -9999.0 9.87 14.13 18.11 20.41 22.12 27.47 29.54 -1 2024-11-19 -9999.0 9.78 14.45 17.38 20.34 21.95 27.51 27.83 -1 2024-11-20 -9999.0 9.87 15.47 18.05 20.55 23.47 26.80 28.45 -1 2024-11-21 -9999.0 9.82 15.37 18.69 20.62 23.06 26.52 27.58 -1 2024-11-22 -9999.0 9.81 15.98 18.88 20.70 23.37 25.91 27.65 -1 2024-11-23 -9999.0 9.34 15.91 18.36 20.55 23.10 25.76 27.86 -1 2024-11-24 -9999.0 9.12 15.30 17.56 20.36 23.36 25.74 29.13 -1 2024-11-25 -9999.0 9.08 15.32 17.31 20.13 23.22 25.36 29.11 -1 2024-11-26 -9999.0 8.97 15.50 18.19 20.31 22.86 25.37 29.08 -1 2024-11-27 -9999.0 8.92 15.48 17.49 20.18 23.18 25.36 29.34 -1 2024-11-28 -9999.0 8.77 15.04 17.26 20.18 23.69 25.54 29.19 -1 2024-11-29 -9999.0 10.75 15.60 17.26 20.24 23.46 25.63 28.96 -1 2024-11-30 -9999.0 10.99 15.82 17.87 20.84 23.84 26.81 31.05 -1 2024-12-01 -9999.0 11.19 15.84 17.73 20.79 23.26 26.80 34.26 -1 2024-12-02 -9999.0 11.33 15.06 17.73 20.76 23.14 26.78 34.09 -1 2024-12-03 -9999.0 11.28 15.27 17.89 21.06 23.20 28.29 33.27 -1 2024-12-04 -9999.0 13.61 15.26 18.10 20.95 22.61 27.56 39.47 -1 2024-12-05 -9999.0 13.34 15.30 18.36 20.94 22.36 27.50 36.23 -1 2024-12-06 -9999.0 14.26 15.32 18.06 21.07 22.63 26.45 37.48 -1 2024-12-07 -9999.0 14.02 16.07 19.39 21.45 22.62 27.04 38.16 -1 2024-12-08 -9999.0 13.18 15.79 19.79 21.38 22.63 27.84 32.11 -1 2024-12-09 -9999.0 12.76 15.91 20.08 21.37 22.82 27.72 30.13 -1 2024-12-10 -9999.0 12.18 15.76 19.92 21.15 22.57 26.97 30.52 -1 2024-12-11 -9999.0 11.73 16.38 19.23 20.85 22.56 25.36 29.38 -1 2024-12-12 -9999.0 11.01 16.47 19.06 20.73 22.46 25.37 27.36 -1 2024-12-13 -9999.0 9.05 16.53 19.09 20.92 22.86 25.55 32.54 -1 2024-12-14 -9999.0 7.12 16.45 18.82 20.69 23.01 25.04 26.40 -1 2024-12-15 -9999.0 6.76 16.44 18.63 20.72 23.11 25.46 27.94 -1 2024-12-16 -9999.0 6.38 16.45 18.89 21.07 23.48 25.50 30.81 -1 2024-12-17 -9999.0 6.22 16.18 19.09 21.03 23.55 25.73 33.27 -1 2024-12-18 -9999.0 6.20 16.28 19.36 21.15 23.62 25.85 32.74 -1 2024-12-19 -9999.0 6.30 17.00 19.57 21.47 23.66 26.77 32.90 -1 2024-12-20 -9999.0 5.74 18.25 20.34 21.93 24.27 27.15 34.06 -1 2024-12-21 -9999.0 5.13 17.14 20.37 22.19 24.88 27.74 33.61 -1 2024-12-22 -9999.0 4.56 17.55 20.45 22.61 24.94 29.30 38.45 -1 2024-12-23 -9999.0 4.61 17.33 20.48 22.76 24.88 29.56 44.87 -1 2024-12-24 -9999.0 4.27 18.35 20.04 23.20 25.10 29.73 49.54 -1 2024-12-25 -9999.0 4.55 18.25 20.27 23.35 24.86 30.50 50.15 -1 2024-12-26 -9999.0 5.03 18.13 20.78 23.26 25.57 30.00 49.98 -1 2024-12-27 -9999.0 5.80 18.39 20.29 23.36 26.04 30.46 49.74 -1 2024-12-28 -9999.0 6.21 18.51 20.09 23.49 25.26 30.96 49.33 -1 2024-12-29 -9999.0 7.15 16.93 20.05 23.40 25.66 31.08 49.03 -1 2024-12-30 -9999.0 7.84 16.69 20.24 23.37 25.54 30.78 47.94 -1 2024-12-31 -9999.0 8.59 17.79 20.25 23.51 25.80 30.84 46.77 -1 2025-01-01 -9999.0 8.91 17.52 21.33 23.69 25.72 30.58 45.52 -1 2025-01-02 -9999.0 8.24 17.43 20.80 23.67 25.94 30.03 44.98 -1 2025-01-03 -9999.0 7.77 18.28 20.98 23.44 25.75 29.86 44.46 -1 2025-01-04 -9999.0 7.31 18.23 20.27 23.34 26.23 30.16 44.82 -1 2025-01-05 -9999.0 7.10 18.38 20.61 23.16 25.46 29.73 44.76 -1 2025-01-06 -9999.0 7.03 17.63 20.56 22.99 25.18 29.61 44.24 -1 2025-01-07 -9999.0 7.26 16.92 20.43 22.80 25.48 28.98 44.30 -1 2025-01-08 -9999.0 7.00 16.67 20.86 22.86 24.63 29.14 43.64 -1 2025-01-09 -9999.0 7.68 16.42 20.46 22.64 24.28 29.01 43.14 -1 2025-01-10 -9999.0 8.94 15.83 20.12 22.76 25.24 28.80 42.53 -1 2025-01-11 -9999.0 8.95 16.03 20.33 22.90 25.78 29.05 42.14 -1 2025-01-12 -9999.0 9.13 16.06 20.43 22.99 26.28 29.12 40.99 -1 2025-01-13 -9999.0 9.73 16.53 20.40 23.10 25.86 30.07 40.36 -1 2025-01-14 -9999.0 10.47 15.82 20.29 23.07 25.69 30.47 39.88 -1 2025-01-15 -9999.0 10.24 16.09 19.92 22.84 26.35 29.63 39.60 -1 2025-01-16 -9999.0 9.78 15.89 19.64 22.53 25.83 29.35 39.45 -1 2025-01-17 -9999.0 7.59 16.37 19.71 22.59 25.78 29.25 39.55 -1 2025-01-18 -9999.0 7.98 16.56 19.16 22.48 25.68 29.25 39.09 -1 2025-01-19 -9999.0 6.51 16.59 20.24 22.77 25.47 28.86 38.14 -1 2025-01-20 -9999.0 6.72 16.30 20.84 22.76 25.74 28.63 37.25 -1 2025-01-21 -9999.0 5.30 16.48 20.62 22.78 25.43 28.67 36.44 -1 2025-01-22 -9999.0 5.52 16.44 20.85 22.51 25.11 28.01 35.60 -1 2025-01-23 -9999.0 5.41 15.48 20.97 22.42 24.86 28.37 36.69 -1 2025-01-24 -9999.0 5.10 14.85 20.26 22.16 24.62 28.80 36.51 -1 2025-01-25 -9999.0 6.69 13.19 20.35 22.16 24.69 29.70 36.49 -1 2025-01-26 -9999.0 6.61 12.59 19.92 21.98 24.46 30.00 35.15 -1 2025-01-27 -9999.0 6.48 12.09 19.92 21.86 24.64 29.03 36.63 -1 2025-01-28 -9999.0 6.05 12.06 19.63 21.61 24.99 29.28 36.06 -1 2025-01-29 -9999.0 5.25 11.99 19.55 21.42 24.82 29.18 35.82 -1 2025-01-30 -9999.0 4.71 11.75 19.65 21.22 24.97 28.03 34.97 -1 2025-01-31 -9999.0 3.91 11.66 19.65 20.94 23.72 28.03 34.28 -1 2025-02-01 -9999.0 4.12 11.79 19.13 20.76 23.60 27.28 33.78 -1 2025-02-02 -9999.0 4.36 12.17 18.82 20.68 23.49 27.51 33.03 -1 2025-02-03 -9999.0 4.59 12.02 18.84 20.62 23.45 27.70 32.84 -1 2025-02-04 -9999.0 4.73 11.66 18.54 20.58 23.19 27.57 33.51 -1 2025-02-05 -9999.0 4.78 13.72 18.49 20.82 23.15 28.58 33.72 -1 2025-02-06 -9999.0 4.80 12.66 17.95 20.92 24.00 28.38 34.74 -1 2025-02-07 -9999.0 4.70 12.62 18.19 20.98 24.12 29.25 35.30 -1 2025-02-08 -9999.0 4.49 12.69 17.89 21.02 23.42 28.43 41.33 -1 2025-02-09 -9999.0 4.37 12.68 17.94 21.09 24.39 28.49 47.45 -1 2025-02-10 -9999.0 4.37 12.81 16.90 20.74 24.13 28.26 43.95 -1 2025-02-11 -9999.0 4.28 12.86 16.92 20.56 23.71 27.99 41.71 -1 2025-02-12 -9999.0 4.27 12.72 16.77 20.38 23.28 27.72 41.76 -1 2025-02-13 -9999.0 4.30 11.60 16.58 20.19 23.33 27.53 42.89 -1 2025-02-14 -9999.0 4.12 10.56 16.70 19.92 22.29 28.04 45.88 -1 2025-02-15 -9999.0 3.81 11.26 16.51 19.90 22.12 27.91 48.92 -1 2025-02-16 -9999.0 3.54 11.50 16.71 19.89 22.22 27.57 52.06 -1 2025-02-17 -9999.0 2.96 12.03 15.91 19.73 22.39 27.58 51.95 -1 2025-02-18 -9999.0 2.05 10.45 15.67 19.67 22.65 27.73 52.87 -1 2025-02-19 -9999.0 1.33 8.77 15.05 19.48 22.56 27.87 51.60 -1 2025-02-20 -9999.0 1.38 8.67 14.62 19.13 22.35 28.26 50.07 -1 2025-02-21 -9999.0 1.41 8.84 13.99 18.77 22.09 28.02 48.44 -1 2025-02-22 -9999.0 1.35 8.24 13.55 18.46 21.77 28.01 47.75 -1 2025-02-23 -9999.0 1.20 7.11 13.31 18.07 21.54 28.05 46.50 -1 2025-02-24 -9999.0 1.04 6.53 13.28 17.70 21.62 28.03 44.17 -1 2025-02-25 -9999.0 0.86 6.06 12.64 17.42 20.89 26.89 42.76 -1 2025-02-26 -9999.0 1.73 7.92 12.67 17.55 20.98 27.07 42.63 -1 2025-02-27 -9999.0 1.71 8.89 13.12 17.66 21.09 26.66 41.99 -1 2025-02-28 -9999.0 1.71 8.12 13.55 17.55 20.94 26.63 40.43 -1 2025-03-01 -9999.0 1.70 7.80 13.49 17.38 20.79 25.92 41.03 -1 2025-03-02 -9999.0 1.80 7.86 13.27 17.32 20.99 26.04 39.56 -1 2025-03-03 -9999.0 1.77 6.47 13.24 16.80 21.04 25.01 36.09 -1 2025-03-04 -9999.0 1.79 5.64 12.60 16.45 20.87 25.67 35.35 -1 2025-03-05 -9999.0 1.81 5.58 12.48 16.13 20.79 24.41 34.88 -1 2025-03-06 -9999.0 4.17 6.27 12.55 16.12 20.03 24.37 34.20 -1 2025-03-07 -9999.0 3.98 6.31 12.29 16.06 19.95 24.05 33.72 -1 2025-03-08 -9999.0 4.31 6.32 12.49 15.92 19.82 23.80 33.70 -1 2025-03-09 -9999.0 4.36 6.17 12.90 15.70 19.22 23.14 33.77 -1 2025-03-10 -9999.0 4.23 5.50 12.41 15.53 18.73 23.19 33.51 -1 2025-03-11 -9999.0 4.25 5.38 11.91 15.36 18.71 24.53 34.25 -1 2025-03-12 -9999.0 4.25 5.30 10.91 14.92 18.12 24.19 33.36 -1 2025-03-13 -9999.0 4.25 5.75 10.64 14.94 17.70 24.18 37.10 -1 2025-03-14 -9999.0 4.22 5.46 10.54 14.85 17.76 23.88 35.23 -1 2025-03-15 -9999.0 4.22 5.56 10.63 14.66 17.27 23.37 33.49 -1 2025-03-16 -9999.0 4.05 5.58 11.38 14.69 17.27 22.22 33.41 -1 2025-03-17 -9999.0 4.09 5.42 11.65 14.71 17.14 22.00 36.09 -1 2025-03-18 -9999.0 3.61 5.39 11.29 14.66 17.83 22.21 35.81 -1 2025-03-19 -9999.0 3.56 5.23 11.40 14.64 17.00 22.39 35.42 -1 2025-03-20 -9999.0 3.38 5.11 11.16 14.60 16.86 23.01 35.13 -1 2025-03-21 -9999.0 3.09 5.22 10.35 14.11 16.17 22.88 35.35 -1 2025-03-22 -9999.0 2.71 5.44 10.40 13.72 15.83 21.94 35.53 -1 2025-03-23 -9999.0 2.50 5.47 9.40 13.08 14.93 20.66 34.93 -1 2025-03-24 -9999.0 1.60 5.29 10.21 12.83 13.99 20.31 34.15 -1 2025-03-25 -9999.0 1.88 5.40 9.73 12.82 14.37 19.65 34.16 -1 2025-03-26 -9999.0 1.79 5.78 9.32 13.16 14.18 23.41 34.81 -1 2025-03-27 -9999.0 1.58 5.68 9.93 13.49 14.95 24.13 34.84 -1 2025-03-28 -9999.0 1.77 5.17 9.54 14.07 14.77 24.24 45.40 -1 2025-03-29 -9999.0 1.59 5.35 9.07 14.11 15.49 26.03 54.98 -1 2025-03-30 -9999.0 1.37 5.43 9.04 13.92 15.79 23.79 54.13 -1 2025-03-31 -9999.0 1.49 5.48 9.08 13.42 14.94 21.69 52.00 -1 2025-04-01 -9999.0 1.10 5.36 8.40 13.19 15.12 21.68 51.06 -1 2025-04-02 -9999.0 2.42 5.36 8.22 12.85 14.48 21.33 49.60 -1 2025-04-03 -9999.0 2.35 5.40 7.80 12.75 14.48 21.48 48.16 -1 2025-04-04 -9999.0 2.38 6.04 7.75 12.72 14.73 21.58 45.47 -1 2025-04-05 -9999.0 2.41 5.88 8.32 12.86 14.47 21.55 44.30 -1 2025-04-06 -9999.0 2.16 5.56 8.29 12.87 14.51 22.62 44.63 -1 2025-04-07 -9999.0 1.97 4.73 8.46 12.92 15.32 23.65 44.62 -1 2025-04-08 -9999.0 1.95 4.45 8.19 12.92 15.52 22.92 45.54 -1 2025-04-09 -9999.0 1.99 4.34 7.32 12.87 15.27 22.91 46.83 -1 2025-04-10 -9999.0 1.90 3.80 7.09 12.99 15.90 23.95 47.80 -1 2025-04-11 -9999.0 1.35 4.07 8.19 13.26 16.33 24.38 46.67 -1 2025-04-12 -9999.0 1.34 4.03 7.84 13.63 16.40 24.68 45.88 -1 2025-04-13 -9999.0 1.32 3.84 7.74 13.31 16.42 24.79 44.69 -1 2025-04-14 -9999.0 1.29 3.77 7.71 13.92 16.41 25.87 43.89 -1 2025-04-15 -9999.0 1.25 3.19 7.01 14.16 16.40 27.14 50.72 -1 2025-04-16 -9999.0 1.24 3.34 7.04 14.17 16.03 30.61 48.92 -1 2025-04-17 -9999.0 1.24 2.98 6.49 14.04 15.32 30.58 44.38 -1 2025-04-18 -9999.0 1.24 3.19 6.67 13.51 15.14 28.42 45.48 -1 2025-04-19 -9999.0 1.20 2.86 6.54 13.07 14.55 28.23 45.89 -1 2025-04-20 -9999.0 1.21 2.54 6.62 12.91 15.13 26.82 46.41 -1 2025-04-21 -9999.0 1.13 2.32 6.39 12.48 15.41 24.65 45.28 -1 2025-04-22 -9999.0 1.10 2.63 6.03 11.83 12.77 23.69 46.35 -1 2025-04-23 -9999.0 1.06 2.92 5.98 11.73 14.30 22.40 39.59 -1 2025-04-24 -9999.0 0.73 2.85 5.84 11.02 12.20 21.88 36.54 -1 2025-04-25 -9999.0 0.42 2.37 6.13 10.62 12.08 21.98 32.66 -1 2025-04-26 -9999.0 0.28 1.64 5.90 10.71 11.04 24.13 32.90 -1 2025-04-27 -9999.0 0.29 1.39 5.83 9.87 10.48 20.83 34.99 -1 2025-04-28 -9999.0 0.28 1.50 5.22 9.74 10.91 20.36 36.65 -1 2025-04-29 -9999.0 0.27 1.60 5.39 9.70 11.29 19.69 38.08 -1 2025-04-30 -9999.0 0.35 1.99 5.04 9.41 12.26 19.58 39.12 -1