Roll, Arizona Cotton Heat Stress for 2018 DOY = Day of year ns = No Stress : Stress Value less than 82.4 L1 = Stress Level 1 : Stress Value from 82.4 to 86 L2 = Stress Level 2 : Stress Value greater than 86 DOY Date Stress --- ------ --------- 121 May 1 59.6 ns 122 May 2 58.4 ns 123 May 3 63.7 ns 124 May 4 69.4 ns 125 May 5 71.8 ns 126 May 6 73.6 ns 127 May 7 73.9 ns 128 May 8 72.9 ns 129 May 9 74.1 ns 130 May 10 73.8 ns 131 May 11 72.2 ns 132 May 12 67.0 ns 133 May 13 67.3 ns 134 May 14 68.6 ns 135 May 15 69.1 ns 136 May 16 70.7 ns 137 May 17 69.9 ns 138 May 18 67.9 ns 139 May 19 69.1 ns 140 May 20 69.8 ns 141 May 21 70.2 ns 142 May 22 69.6 ns 143 May 23 69.6 ns 144 May 24 68.8 ns 145 May 25 70.5 ns 146 May 26 67.5 ns 147 May 27 68.5 ns 148 May 28 73.0 ns 149 May 29 75.5 ns 150 May 30 73.3 ns 151 May 31 72.6 ns 152 Jun 1 72.0 ns 153 Jun 2 72.8 ns 154 Jun 3 76.2 ns 155 Jun 4 75.0 ns 156 Jun 5 74.4 ns 157 Jun 6 73.6 ns 158 Jun 7 73.7 ns 159 Jun 8 76.2 ns 160 Jun 9 76.4 ns 161 Jun 10 75.0 ns 162 Jun 11 76.6 ns 163 Jun 12 75.6 ns 164 Jun 13 77.5 ns 164 Jun 13 77.5 ns 165 Jun 14 81.8 ns 166 Jun 15 78.9 ns 167 Jun 16 76.6 ns 168 Jun 17 73.3 ns 169 Jun 18 72.6 ns 170 Jun 19 73.9 ns 171 Jun 20 76.1 ns 172 Jun 21 77.1 ns 173 Jun 22 78.9 ns 174 Jun 23 78.7 ns 175 Jun 24 76.6 ns 176 Jun 25 77.6 ns 177 Jun 26 78.2 ns 178 Jun 27 79.2 ns 179 Jun 28 81.3 ns 180 Jun 29 80.4 ns 181 Jun 30 77.9 ns 182 Jul 1 77.1 ns 183 Jul 2 78.5 ns 184 Jul 3 79.3 ns 185 Jul 4 80.5 ns 186 Jul 5 83.2 L1 187 Jul 6 88.8 L2 188 Jul 7 87.9 L2 189 Jul 8 88.4 L2 190 Jul 9 82.0 ns 191 Jul 10 81.9 ns 192 Jul 11 85.1 L1 193 Jul 12 86.3 L2 194 Jul 13 86.4 L2 195 Jul 14 87.9 L2 196 Jul 15 87.4 L2 197 Jul 16 87.3 L2 198 Jul 17 86.8 L2 199 Jul 18 84.6 L1 200 Jul 19 86.7 L2 201 Jul 20 87.5 L2 202 Jul 21 82.8 L1 203 Jul 22 85.6 L1 204 Jul 23 88.1 L2 205 Jul 24 89.1 L2 206 Jul 25 89.5 L2 207 Jul 26 90.4 L2 208 Jul 27 88.4 L2 209 Jul 28 88.5 L2 210 Jul 29 87.6 L2 211 Jul 30 89.3 L2 212 Jul 31 88.9 L2 213 Aug 1 89.7 L2 214 Aug 2 89.7 L2 215 Aug 3 88.8 L2 216 Aug 4 89.4 L2 217 Aug 5 88.3 L2 218 Aug 6 88.7 L2 219 Aug 7 89.4 L2 220 Aug 8 88.0 L2 221 Aug 9 87.3 L2 222 Aug 10 86.9 L2 223 Aug 11 86.6 L2 224 Aug 12 87.2 L2 225 Aug 13 84.2 L1 226 Aug 14 86.0 L1 228 Aug 16 84.0 L1 229 Aug 17 85.9 L1 230 Aug 18 87.9 L2 231 Aug 19 89.0 L2 232 Aug 20 88.1 L2 233 Aug 21 87.5 L2 234 Aug 22 86.2 L2 235 Aug 23 85.2 L1 236 Aug 24 85.1 L1 237 Aug 25 85.0 L1 238 Aug 26 83.6 L1 239 Aug 27 80.3 ns 240 Aug 28 80.6 ns 241 Aug 29 80.5 ns 242 Aug 30 84.7 L1 243 Aug 31 84.3 L1 244 Sep 1 80.7 ns 245 Sep 2 80.1 ns 246 Sep 3 79.1 ns 247 Sep 4 79.7 ns 248 Sep 5 81.5 ns 249 Sep 6 84.3 L1 250 Sep 7 84.4 L1 251 Sep 8 84.7 L1 252 Sep 9 85.4 L1 253 Sep 10 83.8 L1 254 Sep 11 81.6 ns 255 Sep 12 78.3 ns 256 Sep 13 78.2 ns 257 Sep 14 78.5 ns 258 Sep 15 80.8 ns 259 Sep 16 85.1 L1 260 Sep 17 83.7 L1 261 Sep 18 83.9 L1 262 Sep 19 82.8 L1 263 Sep 20 81.3 ns 264 Sep 21 83.5 L1 265 Sep 22 82.1 ns 266 Sep 23 81.6 ns 267 Sep 24 79.9 ns 268 Sep 25 75.1 ns 269 Sep 26 78.5 ns 270 Sep 27 79.4 ns 271 Sep 28 79.0 ns 272 Sep 29 79.2 ns 273 Sep 30 75.7 ns 274 Oct 1 73.3 ns 275 Oct 2 75.2 ns 276 Oct 3 76.6 ns 277 Oct 4 72.9 ns 278 Oct 5 71.3 ns 279 Oct 6 71.5 ns 280 Oct 7 67.1 ns 281 Oct 8 65.2 ns 282 Oct 9 65.4 ns 283 Oct 10 68.6 ns 284 Oct 11 68.9 ns 285 Oct 12 70.4 ns 286 Oct 13 68.3 ns 287 Oct 14 65.7 ns 288 Oct 15 61.7 ns 289 Oct 16 60.5 ns 290 Oct 17 62.3 ns 291 Oct 18 63.2 ns 292 Oct 19 64.8 ns 293 Oct 20 68.3 ns 294 Oct 21 69.4 ns 295 Oct 22 67.0 ns 296 Oct 23 68.8 ns 297 Oct 24 69.1 ns 298 Oct 25 66.4 ns 299 Oct 26 65.3 ns 300 Oct 27 64.9 ns 301 Oct 28 64.5 ns 302 Oct 29 65.2 ns 303 Oct 30 64.2 ns 304 Oct 31 61.9 ns 305 Nov 1 55.0 ns