Memphis area could see 'generational flooding' starting with 'rare, high-impact' event tonight. What to know

Only 2 days into the month, April is surviving up to its committedness of outpouring showers and past some.

Storms are heading for the Mid-South this week, and immoderate areas are expected to bring much than 10 inches of rain. In effect to the "generational flooding" threat, a flood ticker volition beryllium successful effect done Sunday.

"This is simply a rare, high-impact, and perchance devastating event," The National Weather Service wrote connected X. "Heavy rainfall volition apt pb to wide river, flash, and areal flooding that could origin terrible disruptions particularly on and northbound of I-40."

Here's what to cognize astir the tempest strategy heading to the Mid-South.

What's the hazard of terrible weather, flooding successful Memphis?

Memphis and the Mid-South volition acquisition the highest terrible upwind class betwixt 3 p.m. and midnight. The National Weather Service expects the astir terrible upwind to deed Memphis betwixt 4 p.m. and 10 p.m.

The storms during this clip volition beryllium long-lived, wide and intense. There is besides a precocious accidental of tornadoes, beardown winds and hail.

Between Wednesday day and Sunday morning, Memphis is expected to spot betwixt 8 and 10 inches of rain.

"Five time full rainfall amounts are successful the 10 to 15 inch scope on and northbound of I-40," The National Weather Service wrote. "A High Risk of terrible upwind today, a Slight Risk is successful effect Thursday, Friday and Saturday."

Weather successful Memphis today

For astir of Wednesday, Memphis volition beryllium nether a upwind advisory and flood watch.

The upwind advisory volition past from 7 a.m. Wednesday done midnight Thursday. The flood ticker begins astatine 1 p.m. Wednesday and volition past until 7 a.m. Sunday.

Showers and thunderstorms are apt betwixt 5 p.m. Wednesday and 1 a.m. Thursday, with upwind gusts arsenic precocious arsenic 45 mph. The precocious for Wednesday is expected to beryllium 85 degrees, followed by a steep driblet to a debased of 65 degrees.

Memphis upwind radar

Memphis upwind forecast

Thursday has a 100% accidental of precipitation with betwixt 1 and 2 inches of caller rainfall. The precocious volition beryllium 77 degrees, and the debased volition beryllium 68 degrees. Thursday evening volition person an 80% accidental of showers and thunderstorms for the evening, with a tiny interruption betwixt 8 and 10 p.m.

Friday will person a precocious of 84 degrees and a debased of 70 degrees. There is simply a 70% accidental of showers and thunderstorms during the day, which drops to 50% Friday evening.

Saturday will spot rainfall again with a 90% accidental of showers and thunderstorms for the day, followed by a 100% accidental successful the evening. The precocious volition beryllium 79 degrees, and the debased volition beryllium 55 degrees.

Sunday will person a precocious of 61 degrees and a debased of 44 degrees. There is simply a 20% accidental of showers and thunderstorms earlier 1 p.m.

This nonfiction primitively appeared connected Memphis Commercial Appeal: Memphis terrible weather: NWS warns of generational flooding, storms