Name: NH Vortex Area Units: million km!U2!N Level: 360 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 0.34 12.15 25.94 33.62 45.72 49.84 55.00 -1 2024-10-02 -9999.0 1.41 13.76 25.15 34.02 45.22 50.20 53.71 -1 2024-10-03 -9999.0 0.31 12.96 23.57 32.89 46.70 50.78 52.35 -1 2024-10-04 -9999.0 0.33 12.42 25.93 32.47 43.54 49.81 51.96 -1 2024-10-05 -9999.0 0.81 11.03 24.22 32.35 43.60 50.85 54.04 -1 2024-10-06 -9999.0 3.64 12.35 21.80 32.58 42.98 51.54 54.79 -1 2024-10-07 -9999.0 0.13 12.85 23.48 34.10 44.62 54.07 59.87 -1 2024-10-08 -9999.0 0.55 8.70 30.14 35.06 43.86 54.06 57.16 -1 2024-10-09 -9999.0 0.89 14.63 29.18 36.16 48.97 54.43 55.99 -1 2024-10-10 -9999.0 1.07 13.81 30.85 36.51 48.34 53.43 58.20 -1 2024-10-11 -9999.0 5.24 13.36 34.10 37.83 48.48 54.25 58.59 -1 2024-10-12 -9999.0 1.08 10.66 34.55 37.72 48.29 53.82 56.36 -1 2024-10-13 -9999.0 1.73 15.22 33.26 36.69 45.00 52.14 54.25 -1 2024-10-14 -9999.0 7.72 18.94 28.76 36.63 45.11 53.15 55.38 -1 2024-10-15 -9999.0 4.60 13.28 32.71 35.56 44.26 48.72 55.98 -1 2024-10-16 -9999.0 0.65 10.11 31.74 34.92 43.52 46.46 55.55 -1 2024-10-17 -9999.0 0.47 8.71 28.89 33.01 42.57 47.67 53.96 -1 2024-10-18 -9999.0 5.39 9.38 32.57 34.64 44.83 50.12 55.51 -1 2024-10-19 -9999.0 0.23 7.93 27.58 31.78 43.91 48.67 55.11 -1 2024-10-20 -9999.0 0.26 7.77 25.97 32.20 41.77 47.46 57.48 -1 2024-10-21 -9999.0 0.32 10.58 29.41 32.87 40.37 50.94 57.28 -1 2024-10-22 -9999.0 2.14 15.47 25.14 33.76 42.99 52.79 57.90 -1 2024-10-23 -9999.0 1.76 12.30 24.54 32.27 41.64 50.40 56.96 -1 2024-10-24 -9999.0 4.56 13.59 22.64 32.90 42.72 52.89 56.70 -1 2024-10-25 -9999.0 7.40 11.50 24.92 32.45 41.74 51.52 55.12 -1 2024-10-26 -9999.0 5.91 12.44 21.30 30.38 38.17 47.74 54.11 -1 2024-10-27 -9999.0 6.66 10.61 25.51 30.59 37.13 49.37 55.79 -1 2024-10-28 -9999.0 1.46 13.67 23.52 31.89 40.79 49.20 55.90 -1 2024-10-29 -9999.0 2.06 10.79 26.67 32.14 41.22 49.87 54.85 -1 2024-10-30 -9999.0 0.26 14.91 27.51 33.24 41.22 52.01 55.00 -1 2024-10-31 -9999.0 0.26 13.26 27.33 32.50 39.67 48.25 54.66 -1 2024-11-01 -9999.0 1.92 20.89 25.73 33.15 38.74 50.06 56.01 -1 2024-11-02 -9999.0 2.15 14.44 21.85 30.70 39.26 49.07 56.07 -1 2024-11-03 -9999.0 2.04 16.28 28.10 32.44 38.79 48.49 50.66 -1 2024-11-04 -9999.0 2.02 19.79 25.28 32.26 39.75 48.39 52.78 -1 2024-11-05 -9999.0 5.54 15.75 27.03 32.20 38.48 48.47 52.17 -1 2024-11-06 -9999.0 5.89 17.56 29.23 34.61 41.65 49.99 55.71 -1 2024-11-07 -9999.0 5.21 10.62 25.41 33.10 41.94 50.66 54.93 -1 2024-11-08 -9999.0 2.55 13.07 25.88 33.35 42.70 48.52 53.92 -1 2024-11-09 -9999.0 2.60 16.52 23.86 32.33 42.11 47.91 53.51 -1 2024-11-10 -9999.0 1.79 13.32 26.43 31.76 40.45 48.30 53.71 -1 2024-11-11 -9999.0 2.38 17.21 23.53 32.72 41.61 48.46 59.09 -1 2024-11-12 -9999.0 2.42 16.82 26.30 33.52 41.86 49.46 52.65 -1 2024-11-13 -9999.0 2.40 15.67 27.86 34.00 41.85 50.24 56.23 -1 2024-11-14 -9999.0 2.29 16.88 28.67 33.23 41.21 49.03 51.88 -1 2024-11-15 -9999.0 9.00 14.40 27.88 33.32 41.66 47.76 53.13 -1 2024-11-16 -9999.0 7.21 12.85 25.96 32.01 40.01 46.27 55.35 -1 2024-11-17 -9999.0 4.18 17.60 25.96 31.92 40.44 45.69 56.41 -1 2024-11-18 -9999.0 4.14 12.24 24.57 30.39 39.39 44.61 56.46 -1 2024-11-19 -9999.0 4.96 12.37 25.73 30.80 36.97 46.02 54.97 -1 2024-11-20 -9999.0 9.31 13.42 26.18 30.42 35.97 43.94 52.56 -1 2024-11-21 -9999.0 9.46 16.82 27.01 31.42 36.71 42.56 53.86 -1 2024-11-22 -9999.0 4.12 16.73 26.05 30.28 34.67 44.77 51.83 -1 2024-11-23 -9999.0 1.15 13.23 26.05 29.10 34.99 39.88 53.44 -1 2024-11-24 -9999.0 1.19 13.01 24.61 29.04 37.09 44.34 52.40 -1 2024-11-25 -9999.0 3.88 14.03 23.69 29.10 34.91 43.86 50.80 -1 2024-11-26 -9999.0 5.21 14.38 25.32 29.50 35.08 43.98 47.52 -1 2024-11-27 -9999.0 3.72 19.16 25.00 31.32 37.71 45.09 48.94 -1 2024-11-28 -9999.0 3.49 16.28 24.57 30.44 37.37 42.52 45.73 -1 2024-11-29 -9999.0 3.82 18.17 25.26 30.91 37.91 42.83 51.62 -1 2024-11-30 -9999.0 9.42 20.39 24.96 31.41 36.90 45.05 56.56 -1 2024-12-01 -9999.0 8.59 18.02 26.52 31.37 37.84 42.43 56.12 -1 2024-12-02 -9999.0 4.81 17.74 25.50 31.46 37.52 44.58 51.08 -1 2024-12-03 -9999.0 6.31 18.38 25.30 32.28 40.24 45.19 48.23 -1 2024-12-04 -9999.0 11.69 14.96 23.49 30.85 38.86 43.79 48.48 -1 2024-12-05 -9999.0 8.33 13.49 22.62 30.59 38.88 45.83 50.00 -1 2024-12-06 -9999.0 4.58 13.63 23.93 30.21 37.84 43.25 51.45 -1 2024-12-07 -9999.0 10.68 16.77 25.54 31.07 36.92 43.40 50.34 -1 2024-12-08 -9999.0 7.27 18.70 25.64 30.73 36.78 45.58 48.54 -1 2024-12-09 -9999.0 5.85 18.06 25.62 30.06 35.29 43.32 49.31 -1 2024-12-10 -9999.0 3.21 16.67 24.96 29.73 36.78 42.14 53.68 -1 2024-12-11 -9999.0 2.00 14.01 25.98 30.36 36.31 43.80 52.32 -1 2024-12-12 -9999.0 2.59 11.26 25.69 29.28 36.72 43.39 50.02 -1 2024-12-13 -9999.0 2.52 10.35 24.94 29.19 37.36 44.90 52.08 -1 2024-12-14 -9999.0 2.56 10.60 24.79 29.97 39.05 45.76 52.77 -1 2024-12-15 -9999.0 6.82 10.99 27.47 31.42 38.68 45.32 54.49 -1 2024-12-16 -9999.0 5.84 16.17 27.46 32.42 38.40 47.52 54.12 -1 2024-12-17 -9999.0 6.36 16.64 25.93 32.11 37.93 47.75 52.91 -1 2024-12-18 -9999.0 5.41 18.96 29.69 33.90 39.16 47.71 53.84 -1 2024-12-19 -9999.0 2.57 21.63 27.15 33.43 41.43 48.72 55.54 -1 2024-12-20 -9999.0 2.88 20.77 27.35 33.35 39.36 50.23 53.91 -1 2024-12-21 -9999.0 0.54 16.57 29.15 33.21 38.98 47.17 52.27 -1 2024-12-22 -9999.0 2.86 17.21 28.41 33.10 40.45 47.35 52.87 -1 2024-12-23 -9999.0 3.99 15.56 24.60 31.68 39.24 46.72 55.54 -1 2024-12-24 -9999.0 5.83 16.86 27.18 32.57 40.26 46.32 54.58 -1 2024-12-25 -9999.0 3.93 16.88 24.72 32.04 40.05 45.36 50.56 -1 2024-12-26 -9999.0 8.30 18.94 23.88 31.79 39.62 44.45 52.30 -1 2024-12-27 -9999.0 3.65 14.06 23.42 30.94 39.31 45.48 50.65 -1 2024-12-28 -9999.0 3.97 15.50 26.86 31.77 38.92 46.53 48.78 -1 2024-12-29 -9999.0 4.40 17.99 26.84 31.62 38.67 45.20 52.64 -1 2024-12-30 -9999.0 4.17 17.47 24.92 31.51 38.12 46.51 53.36 -1 2024-12-31 -9999.0 0.64 19.38 25.86 31.65 38.05 45.98 53.39 -1 2025-01-01 -9999.0 0.80 17.04 25.90 31.20 37.95 45.16 55.11 -1 2025-01-02 -9999.0 0.95 15.67 28.38 31.26 38.61 43.92 49.77 -1 2025-01-03 -9999.0 11.70 17.65 27.61 32.46 39.39 46.20 49.77 -1 2025-01-04 -9999.0 10.73 17.86 27.01 32.64 39.93 44.90 49.49 -1 2025-01-05 -9999.0 9.30 15.71 27.31 33.04 39.71 44.38 52.15 -1 2025-01-06 -9999.0 8.25 19.33 28.36 33.68 40.26 46.41 53.11 -1 2025-01-07 -9999.0 9.16 20.91 24.93 34.07 40.84 48.34 55.79 -1 2025-01-08 -9999.0 11.76 20.50 24.56 33.27 40.73 46.80 55.37 -1 2025-01-09 -9999.0 15.52 18.96 26.15 34.00 41.25 45.92 55.78 -1 2025-01-10 -9999.0 13.87 19.03 24.71 33.93 42.00 46.23 56.10 -1 2025-01-11 -9999.0 13.01 19.73 24.34 33.78 42.05 47.25 54.91 -1 2025-01-12 -9999.0 10.55 18.71 24.93 33.07 39.62 48.80 55.49 -1 2025-01-13 -9999.0 12.07 17.20 25.74 33.13 40.23 47.00 54.22 -1 2025-01-14 -9999.0 11.79 16.96 26.44 32.47 38.05 45.18 54.04 -1 2025-01-15 -9999.0 9.57 17.73 27.59 32.27 36.94 45.63 53.98 -1 2025-01-16 -9999.0 7.30 16.72 26.21 31.93 36.48 44.74 53.86 -1 2025-01-17 -9999.0 5.05 17.63 28.03 31.57 36.31 44.80 52.67 -1 2025-01-18 -9999.0 3.73 18.29 26.11 31.55 38.55 44.31 53.96 -1 2025-01-19 -9999.0 4.79 17.26 26.36 31.85 40.49 44.00 52.65 -1 2025-01-20 -9999.0 10.67 18.26 25.70 31.85 38.63 43.10 52.80 -1 2025-01-21 -9999.0 10.58 18.15 26.49 31.56 38.41 45.24 48.72 -1 2025-01-22 -9999.0 12.40 18.11 26.48 32.22 37.83 45.94 49.30 -1 2025-01-23 -9999.0 9.76 19.56 26.36 31.86 38.40 44.50 50.63 -1 2025-01-24 -9999.0 7.80 21.37 25.38 31.47 37.81 44.30 49.60 -1 2025-01-25 -9999.0 5.84 21.41 25.53 31.43 37.77 42.48 50.88 -1 2025-01-26 -9999.0 8.29 20.14 27.45 32.59 39.33 46.73 49.69 -1 2025-01-27 -9999.0 9.97 20.14 28.52 32.81 38.45 46.50 49.90 -1 2025-01-28 -9999.0 11.87 20.89 28.12 33.02 38.52 48.25 55.78 -1 2025-01-29 -9999.0 8.34 21.62 28.77 33.37 36.21 47.83 51.62 -1 2025-01-30 -9999.0 13.88 20.09 27.25 33.00 36.92 47.29 50.18 -1 2025-01-31 -9999.0 13.49 18.87 24.37 31.61 36.91 48.18 51.90 -1 2025-02-01 -9999.0 13.36 19.03 23.77 31.48 37.57 47.78 53.42 -1 2025-02-02 -9999.0 4.74 18.18 23.65 31.10 38.64 45.89 54.27 -1 2025-02-03 -9999.0 3.88 16.43 23.47 29.99 34.78 44.80 54.92 -1 2025-02-04 -9999.0 3.95 14.97 23.10 29.93 35.25 45.46 54.47 -1 2025-02-05 -9999.0 4.04 15.70 25.13 30.24 34.52 46.20 51.27 -1 2025-02-06 -9999.0 4.43 14.62 25.97 29.39 33.36 44.62 51.35 -1 2025-02-07 -9999.0 4.73 13.83 26.89 29.67 34.73 43.93 50.21 -1 2025-02-08 -9999.0 5.12 16.90 25.33 29.94 35.47 45.22 49.12 -1 2025-02-09 -9999.0 3.62 18.30 24.66 29.98 36.94 45.41 48.87 -1 2025-02-10 -9999.0 1.87 18.11 23.75 30.03 37.72 43.97 49.52 -1 2025-02-11 -9999.0 2.43 11.61 24.43 30.53 38.89 44.17 49.11 -1 2025-02-12 -9999.0 3.08 14.68 25.80 30.69 37.34 44.66 52.81 -1 2025-02-13 -9999.0 3.00 17.19 25.16 30.50 37.28 43.70 53.44 -1 2025-02-14 -9999.0 3.21 17.97 25.23 29.88 36.34 43.23 55.20 -1 2025-02-15 -9999.0 3.45 17.95 24.06 29.72 36.30 41.57 52.09 -1 2025-02-16 -9999.0 2.25 12.08 22.13 29.17 36.28 41.78 53.14 -1 2025-02-17 -9999.0 1.59 13.10 21.03 28.32 36.24 42.51 51.48 -1 2025-02-18 -9999.0 2.24 12.46 20.28 28.00 36.49 43.57 50.18 -1 2025-02-19 -9999.0 2.10 9.89 21.23 28.22 37.77 43.09 49.45 -1 2025-02-20 -9999.0 1.70 9.98 20.83 27.34 35.39 42.60 48.28 -1 2025-02-21 -9999.0 1.72 8.77 20.63 26.49 31.86 40.28 51.08 -1 2025-02-22 -9999.0 1.65 7.90 19.46 25.58 30.80 39.90 48.76 -1 2025-02-23 -9999.0 2.46 7.02 20.85 25.67 31.02 40.89 48.60 -1 2025-02-24 -9999.0 2.98 6.77 18.52 24.93 31.39 42.55 48.42 -1 2025-02-25 -9999.0 1.93 7.54 18.34 25.27 31.18 44.01 48.96 -1 2025-02-26 -9999.0 1.00 6.27 17.90 24.83 30.49 43.37 49.69 -1 2025-02-27 -9999.0 1.40 5.87 18.12 24.74 30.83 43.36 49.09 -1 2025-02-28 -9999.0 2.21 5.82 18.83 24.74 31.23 42.94 47.95 -1 2025-03-01 -9999.0 2.23 6.73 16.66 24.34 30.39 41.03 47.88 -1 2025-03-02 -9999.0 1.95 6.14 17.18 24.47 30.72 38.75 49.22 -1 2025-03-03 -9999.0 1.31 6.04 15.83 24.40 30.84 39.21 50.64 -1 2025-03-04 -9999.0 1.13 5.85 15.88 24.73 30.83 42.32 49.68 -1 2025-03-05 -9999.0 0.68 5.41 16.05 24.48 30.36 44.98 51.56 -1 2025-03-06 -9999.0 0.79 5.45 17.94 24.96 31.99 41.36 49.40 -1 2025-03-07 -9999.0 2.57 6.45 15.96 23.89 32.45 36.15 49.58 -1 2025-03-08 -9999.0 2.44 5.23 16.67 23.27 28.75 38.38 49.24 -1 2025-03-09 -9999.0 2.42 5.25 15.53 21.89 26.97 37.34 48.99 -1 2025-03-10 -9999.0 2.27 5.22 14.73 21.66 26.21 38.43 48.04 -1 2025-03-11 -9999.0 3.73 6.10 15.00 21.30 27.30 38.69 47.51 -1 2025-03-12 -9999.0 1.77 6.03 14.69 21.88 26.83 37.19 49.51 -1 2025-03-13 -9999.0 2.68 7.12 14.35 21.94 28.76 38.33 48.46 -1 2025-03-14 -9999.0 2.51 7.62 15.32 21.93 27.34 37.07 46.03 -1 2025-03-15 -9999.0 1.82 7.52 14.81 21.60 26.69 37.62 49.78 -1 2025-03-16 -9999.0 2.06 7.22 14.28 21.67 26.60 34.78 50.75 -1 2025-03-17 -9999.0 2.65 6.60 14.08 20.80 26.45 33.48 49.24 -1 2025-03-18 -9999.0 1.62 7.62 17.10 21.66 26.39 33.18 53.55 -1 2025-03-19 -9999.0 0.97 5.89 15.04 20.54 25.79 32.20 53.79 -1 2025-03-20 -9999.0 1.14 7.13 16.69 20.80 24.56 33.50 51.02 -1 2025-03-21 -9999.0 0.73 4.87 15.84 19.90 23.71 32.12 49.62 -1 2025-03-22 -9999.0 0.60 4.61 16.02 19.94 23.82 31.96 51.85 -1 2025-03-23 -9999.0 1.50 3.11 15.97 19.33 22.93 30.33 52.07 -1 2025-03-24 -9999.0 1.60 4.28 16.02 20.10 24.36 32.47 45.71 -1 2025-03-25 -9999.0 1.85 4.53 13.87 19.77 25.02 31.94 44.26 -1 2025-03-26 -9999.0 1.66 6.61 15.32 19.73 24.11 31.15 40.17 -1 2025-03-27 -9999.0 1.53 8.63 13.13 19.51 25.05 32.45 39.74 -1 2025-03-28 -9999.0 1.67 8.97 14.05 19.62 24.52 31.92 37.53 -1 2025-03-29 -9999.0 2.16 8.12 12.73 19.27 24.39 31.75 37.05 -1 2025-03-30 -9999.0 0.15 8.72 12.53 19.22 24.47 32.19 38.99 -1 2025-03-31 -9999.0 0.58 5.43 11.82 19.35 24.84 32.98 39.75 -1 2025-04-01 -9999.0 0.71 6.48 10.71 18.84 23.54 31.80 50.91 -1 2025-04-02 -9999.0 1.50 6.14 10.15 18.41 22.64 30.97 51.50 -1 2025-04-03 -9999.0 2.11 5.30 9.89 18.19 21.97 32.55 54.46 -1 2025-04-04 -9999.0 0.57 4.86 10.62 17.56 21.50 33.42 51.09 -1 2025-04-05 -9999.0 0.89 4.03 10.73 17.49 21.44 32.66 46.60 -1 2025-04-06 -9999.0 1.37 4.32 10.36 16.92 21.16 31.56 41.58 -1 2025-04-07 -9999.0 2.47 4.64 10.12 17.42 23.55 30.25 43.34 -1 2025-04-08 -9999.0 2.68 4.43 9.13 17.41 23.45 32.72 43.43 -1 2025-04-09 -9999.0 2.99 5.15 8.77 17.27 21.26 32.63 44.97 -1 2025-04-10 -9999.0 0.53 5.72 9.05 17.59 22.76 30.86 53.04 -1 2025-04-11 -9999.0 0.52 6.24 10.95 18.35 22.25 31.20 51.39 -1 2025-04-12 -9999.0 0.20 5.45 9.95 17.86 22.10 31.64 47.69 -1 2025-04-13 -9999.0 4.39 6.97 13.34 18.86 21.62 37.01 49.90 -1 2025-04-14 -9999.0 0.16 5.64 11.97 17.61 21.28 33.61 50.24 -1 2025-04-15 -9999.0 0.54 5.01 12.66 17.32 21.00 30.86 48.22 -1 2025-04-16 -9999.0 1.14 4.91 11.47 17.54 22.01 31.01 47.56 -1 2025-04-17 -9999.0 2.03 4.87 12.10 17.57 22.64 29.82 45.79 -1 2025-04-18 -9999.0 1.43 4.47 10.19 16.74 20.98 30.09 41.64 -1 2025-04-19 -9999.0 1.55 4.57 9.85 17.20 24.04 31.71 37.05 -1 2025-04-20 -9999.0 1.13 3.72 9.55 16.41 20.37 32.23 37.62 -1 2025-04-21 -9999.0 1.16 3.84 9.89 15.92 18.86 31.10 41.23 -1 2025-04-22 -9999.0 1.18 3.60 10.27 15.58 17.83 30.26 46.34 -1 2025-04-23 -9999.0 0.35 3.17 6.50 15.25 20.02 32.21 40.38 -1 2025-04-24 -9999.0 0.17 1.84 5.84 14.27 20.86 28.87 39.31 -1 2025-04-25 -9999.0 1.33 2.25 5.70 15.40 20.61 33.22 41.82 -1 2025-04-26 -9999.0 1.13 2.42 5.38 15.10 20.73 33.92 45.80 -1 2025-04-27 -9999.0 0.20 1.22 4.42 14.31 23.27 30.66 40.96 -1 2025-04-28 -9999.0 0.58 2.16 6.72 14.79 19.51 29.23 44.47 -1 2025-04-29 -9999.0 0.19 1.01 5.54 14.54 18.44 32.54 46.44 -1 2025-04-30 -9999.0 0.24 2.17 7.05 14.95 19.44 32.20 47.37 -1