Denver weather: Thunderstorms possible Saturday afternoon with ozone air alert

Slow-moving thunderstorms are expected to rumble implicit the Foothills this day and there’s a accidental for severe, stormy upwind this evening implicit the acold northeastern plains.
Afternoon thunderstorms implicit the Foothills volition “not beryllium terribly strong,” according to the National Weather Service, but slow-moving storms whitethorn “create a constricted menace of flash flooding to country pain scars.”

Severe storms to the northeast are expected to deed aft 6 p.m., the upwind work said.

In Denver there’s a 10% accidental of showers and thunderstorms aft 3 p.m. arsenic the precocious somesthesia hits astir 91 degrees nether sunny skies.

The metro country is nether an ozone enactment time alert, issued by the Colorado Department of Public Health and Environment, until 4 p.m. Saturday. Ozone concentrations are expected to scope the Unhealthy for delicate groups class during Saturday afternoon. Boulder, Broomfield, Denver, Jefferson, Larimer, Weld and occidental Adams and Arapahoe counties are nether the alert.

Tonight successful Denver there’s a 20% accidental for showers and thunderstorms earlier midnight. Skies volition beryllium partially cloudy and the debased somesthesia volition beryllium astir 61 degrees.

On Sunday successful Denver skies volition beryllium partially sunny and the precocious somesthesia volition apical retired adjacent 92 degrees, according to the upwind work forecast. There is simply a 30% accidental for day showers and thunderstorms. Winds could gust to 18 mph.

Through the aboriginal portion of the week there’s a accidental for day and evening thunderstorms, chiefly implicit the mountains, the upwind work said. On Monday successful Denver skies volition beryllium mostly sunny with a precocious somesthesia of 90 degrees.