ensemble initiated at:99020100 analysis time: 99020300 center of verification region: 122.5W 42.5N verification time: +36h dropsonde lon. lat. spread 1 200.40 27.00 0.87 2 199.80 31.00 0.72 3 199.20 35.00 0.97 4 198.60 39.00 1.25 5 198.00 43.00 1.91 6 198.00 43.00 1.91 7 200.00 44.00 2.58 8 202.00 45.00 2.93 9 204.40 46.00 2.86 10 206.70 47.00 2.84 11 209.00 48.00 2.80 12 211.00 49.00 2.70 13 213.00 50.00 2.43 14 215.00 51.00 2.10 15 218.00 50.60 2.24 16 221.00 50.20 2.64 17 224.00 49.80 3.02 18 227.00 49.40 3.13 19 230.00 49.00 2.89 20 233.50 48.50 2.34 spread(0) spread(36) AEP max 4.33 6.39 1.30 rms 2.29 3.51 1.33 avr 2.11 3.25 1.34