5-31-2020 Northwest Avalanche Center Washington Department of Transportation Grace Lakes, Stevens Pass, Washington Wind gages unheated and may rime MM/DD Hour Temp RH Wind Wind Wind Total Shot PST F % Avg Max Dir Snow Snow 4790' 4790' 4590' 4590' 4590' 4790' 4790' ------------------------------------------------------ 5 31 0 36 100 2 11 261 67 215 5 31 100 36 100 3 13 249 67 295 5 31 200 35 100 4 16 268 68 285 5 31 300 34 100 2 11 255 68 278 5 31 400 35 100 3 16 287 67 278 5 31 500 34 100 4 16 276 67 273 5 31 600 33 100 4 20 273 67 256 5 31 700 33 100 5 23 263 67 266 5 31 800 34 100 3 13 256 67 268 5 31 900 34 100 3 14 261 67 256 5 31 1000 36 100 4 15 280 67 284 5 31 1100 37 100 5 16 294 67 279 5 31 1200 37 100 5 14 310 67 296 5 31 1300 38 96 4 15 309 67 286 5 31 1400 39 98 3 16 312 66 304 5 31 1500 37 97 3 12 300 67 171 5 31 1600 37 96 4 13 302 67 187 5 31 1700 38 96 2 11 319 66 197 5 31 1800 37 96 2 8 311 66 183 5 31 1900 36 96 0 4 262 67 183 5 31 2000 35 97 0 5 298 67 171 5 31 2100 35 94 0 5 277 67 167 5 31 2200 34 98 1 4 295 67 165 5 31 2300 33 100 1 8 288 67 156 Page 1