Average velocity of all winds at St. Joseph in miles per hour True velocity in mean direction, giving to the winds from the several points of the Average velocity of all winds at Red Lake in miles per hour True velocity in mean direction, giving to the winds from the several points of the Velocity in mean direction on the supposition that the winds from all points of the compass move with the foregoing average velocity 2 Computed from the resultants for the seasons. 31 91 180 Force. Number of days. Hazlewood (formerly Lac qui Parle), by Mr. Williamson and Rev. S. R. Riggs, for an aggregate period of 4 years, in the years 1844 and 1854 to 1869 inclusive. Lapham, by E. M. Wright, J. F. McMullin, S. Locke, and D. F. Shortwell, for an aggregate period of ten months, in the years 1857 and 1858. 45. Fort Ripley. January February March April May June July August 293 171 62 164 413 127 304 255 284 227 63 185 444 129 226 298 343 217 88 130 329 99 305 217 311 270 114 120 250 132 213 182 349 310 115 169 300 127 191 143 189 211 83 221 370 136 193 153 204 158 95 285 391 162 204 148 234 181 83 249 510 163 241 315 September 221 199 73 281 460 190 217 249 October 230 187 67 187 380 160 252 267 November 262 183 104 189 433 155 327 304 December 309 231 94 192 478, 187 289 319 Spring 1003 797 317 419 879 358 709 542 Summer 627, 550 261 755 1271 461 638 616 Autumn 713 569 244 657 1273 505 796 820 Winter 886 629 219 541 1335 443 819 872 Direction of resultant. Ratio of resultant to sum of winds. Monsoon influences. Direction. The year2 Spring Summer Autumn 43 17 27 13 23 13 42 36 32 9 15 23 38 15 39 11 36 31 29 38 70 46 71 46 13 20 31 30 74 38 The year2 Spring Summer Autumn Winter 380 147 131 194 76 186 ... 86 244 493 63 210 233 120 200 109 179 210 112 240 492 320 526 518 305 209 61 195 159 151 492, 263 8.84 8.65 4.85 5.85 8.09 6.62 5.81 13.69 6.06 4.89 4.20 9.13 6.13 8.00 5.13 9.91 4.97 6.77 3.86 6.32 7.03 6.96 7.41 11.26 5.98 11 4.69 9.75 5.13 5.03 6.65 6.92 S. 36 2 W. .12 N. 61 47 W. .23 N. 70 53 W..18 Force. Kind of observations. Time of the year. North. N.E. or be tween N- & E. East. S. E or be tween S. & E. South. tween S. & W. S. W. or be West N. W. or be tween N. & W. Calm or *d[qBxUYA Spring 1449 1171 744 778 1351 541 1250 1228 ... Spring 141 84 109 68 89 40 521 62 161 101 40 104 62 131 117 36 135 51 87 Winter 4 Computed from the resultants for the seasons. 79 369 161 151 506 178 80 278 176 50 326 113, 620,1619 1389 812 1094 1173 Eastern Minnesota. Observed at the following places, viz. : Itasca, by O. H. Kelley, for an aggregate period of ten months, in the years 1860, 1861 and 1863. St. Anthony, by C. F. Anderson, during eight months of the year 1854. Tamarack, by Mary A. Grave, for an aggregate period of ten months in the years 1863 and 1864. Velocity in mean direction, on the supposition that the winds from every point of the compass move with the foregoing average velocity True velocity in mean direction, giving to the winds from the several points of the Direction. Force. Average velocity of all winds in miles per hour True velocity in mean direction, giving to the winds from the several points of the Velocity in mean direction, on the supposition that the winds from every point of the compass move with the foregoing average velocity 5.07 |