National Weather Service United States Department of Commerce

Hurricane Isaias Approaching the Gulf Coast; Remnants of Rachel to Impact the Southwest U.S.

Hurricane Isaias is expected to make landfall along the U.S. northern Gulf Coast late Friday or early Saturday. A life-threatening storm surge is expected along the coast with damaging wind gusts extending well inland. Areas of heavy rainfall are forecast throughout much of the Southeast U.S. The remnants of Rachel will bring gusty winds and heavy rainfall to the Southwest U.S. this weekend. 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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