More than 20 million Americans in eight states were under red flag warnings Tuesday morning as severe winds and dry conditions have elevated the threat of fire danger.

The National Weather Service has issued a red flag warning Monday, March 17 for parts of North Texas due to dangerously dry conditions. NWS meteorologist Miles Langfeld said areas west of I-35 are under threat the afternoon of March 17, and the same warning extends further west of highway 281 for Tuesday, March 18.

Parts of North Texas are under critical or extreme fire threats on Monday, according to the National Weather Service.As a result of those very high winds, and also extremely low relative humidity, a red flag warning is in place for counties west of Dallas-Fort Worth from 11 a.