Highlight: June forecast edges hotter. June through September Discussion The June CDD forecast increases slightly (4-12 CDD). Added is a second peak heat of day mid-month while keeping a second peak later this month. The peak hot day is the same or raised by 1F. There is a risk of an additional increase. The July through September forecast is unchanged for now. The May CDD verification was well above normal and suggests that the warm bias could lead to a warmer adjustment to the monthly forecasts for the summer months going forward. Cooling Degree Forecast Fort Smith, AR May June July August September Forecast 258 443 606 529 345 Previous 263 439 606 529 345 10-YR 204 455 575 528 374 30-YR 203 428 576 555 319 2022 247 472 730 591 387 2021 131 429 525 584 408 Peak Day 92/6th 95/15th & 26th 101/22nd 96/22nd 95/3rd Table 1: Climate Impact Company monthly CDD forecast for Fort Smith, AR. Fayetteville, AR May June July August September Forecast 149 309 443 378 224 Previous 158 305 443 378 224 10-YR 114 304 409 360 216 30-YR 109 285 415 397 180 2022 198 350 599 435 212 2021 72 323 382 438 273 Peak Day 89/6th 91/15th & 27th 101/22nd 95/22nd 93/3rd Table 2: Climate Impact Company monthly CDD forecast for Fayetteville, AR. Jonesboro, AR May June July August September Forecast 253 383 480 397 266 Previous 257 371 480 397 266 10-YR 159 358 453 378 271 30-YR 159 359 452 424 236 2022 123 363 554 392 238 2021 100 343 446 424 241 Peak Day 91/15th 93/15th & 28th 99/22nd 95/4th 94/3rd Table 3: Climate Impact Company monthly CDD forecast for Jonesboro, AR. Little Rock, AR May June July August September Forecast 293 453 599 529 357 Previous 289 443 599 529 357 10-YR 218 438 546 514 372 30-YR 222 440 563 546 329 2022 277 480 675 539 378 2021 152 416 515 552 350 Peak Day 91/15th 95/15th & 26th 103/22nd 96/20th 96/3rd Table 4: Climate Impact Company monthly CDD forecast for Little Rock, AR.