711 UXUS97 KBOI 131230 SRGBOI LOW LEVEL WINDS OVER BOISE FOR BALLOON AND SOARING FLIGHTS 12/13/2016 500 AM MST - DATA FROM OBSERVED RADIOSONDE LEVEL FEET WIND COMPASS DIR KNOTS TEMPERATURE DEGREES C 2821 125 4.0 -3.3 2900 121 4.0 -3.2 3000 115 4.0 -3.0 3100 110 4.0 -2.8 3200 105 4.0 -2.6 3300 100 4.0 -2.5 3400 95 4.0 -2.3 3500 90 4.0 -2.1 3750 77 4.0 -1.7 4000 65 4.0 -1.3 4250 87 3.7 -1.9 4500 109 3.5 -2.6 4750 131 3.2 -3.3 4961 150 3.0 -3.9 5000 148 2.9 -4.0 5250 141 2.4 -4.6 5500 134 2.0 -5.1 5750 127 1.5 -5.7 6000 120 1.0 -6.3 6250 155 1.5 -6.9 6500 190 2.0 -7.4 6750 225 2.5 -8.0 7000 260 3.0 -8.6 7250 262 5.0 -8.8 7500 265 7.0 -9.1 7750 267 9.0 -9.4 8000 270 11.0 -9.7 8250 268 11.0 -10.2 8500 267 11.0 -10.8 8750 266 11.0 -11.3 9000 265 11.0 -11.9 9250 260 9.9 -12.4 9500 256 8.7 -12.9 9750 252 7.6 -13.4 9888 250 7.0 -13.7 10000 250 7.8 -13.9