National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

A Discussion on Water Vapor (Moisture)

QUESTION 4:

If the temperature outside was 20 degrees with a wind speed of 20 mph, would this "feel" colder to you than if the temperature was 5 degrees with a 5 mph wind speed?

ANSWER 4:

It definitely would be cold either way, but it would "feel" like 10 degrees below zero for a wind of 20 mph at 20 degrees, and only feel like zero for a wind of 5 mph and actual air temperature of 5.

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