IS A WARM CUP
June 23, 2021, 5:30 PM PDT
Southern California Overview:
- Mid and high level moisture and clouds will gradually move northeast out of the region this evening. Isolated showers west of the mountains and scattered showers with a slight chance of thunderstorms in the mountains and deserts through sunset. Normal late June weather will return Thursday, with coastal clouds nights and mornings into early next week. Temperatures will continue below average before warming up above average Sunday and Monday, very hot in the deserts. An increase in monsoon moisture could lead to an increasing chance of thunderstorms in the mountains and deserts toward the middle of next week.
- Much above average temperatures expected over the Northwest, leading into a likely record hot weekend. Widespread Heavy Rains, localized Flash Flooding and Severe Thunderstorms possible Thursday and Friday from the Central Plains, into the Mid Mississippi Valley and Great Lakes region. A Fire Weather Threat from Lightning Thursday and Friday across northern California, the Great Basin and the Southwest. Wet Season weather across Florida over the next two days will provide relief from dry conditions.