Highlight: August and September forecast is updated! August/September Discussion Fort Smith peak of month is tomorrow with a 103F maximum temperature. Similarly, Fayetteville peak of month is tomorrow at 98F. The peak of month occurs just before a cold front brings showers and thunderstorms midweek. Both locations are revised higher by a bout 10 CDD from the previous forecast. Jonesboro peak was earlier in the month at 92F. The less hot/cooler regime arrives earlier at this location. In Little Rock, the peak of month is today at 100F. The Jonesboro and Little Rock CDD for August was adjusted slightly higher. The September 2022 CDD forecast remains somewhat warmer than normal but is cut slightly from the previous forecast. The September peak will be added in the Thursday update. Cooling Degree Forecast Fort Smith, AR June July August September 2022 Forecast 472 (OBS) 730 (OBS) 565 348 Previous 8/1 555 361 10-YR NML 462 574 527 373 30-YR NML 423 568 547 313 2021 429 525 584 408 2020 452 595 463 266 Peak Day 6/25 (100/78) 7/19 (108/79) 7/27 (106/82) 8/16 (103/78) Table 1: Climate Impact Company monthly CDD forecast for Fort Smith, AR. Fayetteville, AR June July August September 2022 Forecast 350 (OBS) 599 (OBS) 405 219 Previous 8/1 395 224 10-YR NML 303 404 356 214 30-YR NML 280 409 390 178 2021 323 382 438 273 2020 328 443 327 169 Peak Day 6/25 (96/76) 7/26 (104/81) 8/16 (98/73) Table 2: Climate Impact Company monthly CDD forecast for Fayetteville, AR. Jonesboro, AR June July August September 2022 Forecast 467 (OBS) 615 (OBS) 414 270 Previous 8/1 402 279 10-YR NML 356 456 380 270 30-YR NML 356 449 421 235 2021 343 446 424 241 2020 328 500 385 217 Peak Day 6/22 (101/76) 7/8 (102/81) 8/7 (92/74) Table 3: Climate Impact Company monthly CDD forecast for Jonesboro, AR. Little Rock, AR June July August September 2022 Forecast 480 (OBS) 675 (OBS) 553 360 Previous 8/1 545 369 10-YR NML 437 549 515 365 30-YR NML 436 557 540 325 2021 416 515 552 350 2020 382 546 480 266 Peak Day 6/22 (100/76) 7/9 (102/81) 7/26 (103/80) 8/15 (100/75) Table 4: Climate Impact Company monthly CDD forecast for Little Rock, AR.