Forecasters warn thunderstorms and heavy downpours will persist through Sunday morning, raising flash‑flood concerns across Houston.

Cool morning turns hot and gusty in Denver; slight chance of late‑afternoon storms and patchy smoke. Secure outdoor items and watch gusts this afternoon.

Light rain this morning gives way to a hot Sunday, but forecasters warn Monday, June 22 could bring strong to severe storms and heavy downpours.

Heat Advisory this afternoon with heat indices in the 100s and gusty south winds. Late‑day storms could bring heavy rain and damaging gusts tonight.

Hot, humid Sunday in Dallas with highs near 92 and heat-index values over 100°F. Gusty south winds and a slight chance of spotty showers east of I‑35.

A Flood Watch is in effect Sunday for St. Louis. Expect thunderstorms, heavy rain and gusty winds this afternoon into tonight.

Sunny and warm Sunday in Knoxville, then a heightened storm risk Monday with gusty winds and locally heavy rain.

Heat index near triple digits Monday–Tuesday. Scattered, gusty storms may return midweek.

Cloudy, muggy Sunday with an isolated shower chance. Heat spikes into the upper 90s Monday, June 22.

Hot and humid today with highs around 91°F; late-night storms could bring damaging gusts and heavy rain.

Hot and humid today with highs near 93°F. Late-night storms could bring gusty winds and localized heavy rain.

Muggy Sunday with highs near 91 and a slight chance of storms. Heat index may spike Monday.

Scattered storms could bring locally heavy rain near I‑10 and the coast Sunday. Heat index may top 106–107°F early next week; cooling centers are listed.