National Weather Service United States Department of Commerce

Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

 
 
 

Whenever winter weather threatens, your National Weather Service Forecast Office will issue watches, warnings, advisories, and statements to keep you informed and prepared.

Winter Storm Outlook

Issued when there is a good chance of a major winter weather event beyond 36 hours.

Winter Storm Watch

Issued when the following conditions are possible within 12 to 36 hours: heavy snowfall of 4 or more inches in 12 hours or 6 or more inches in 24 hours; freezing rain and/or freezing drizzle accumulating to a depth of 0.25 inches or greater; or heavy sleet accumulating to a depth of 1/2 inch or more.

Winter Storm Warning

Issued when the hazardous winter weather conditions defined above are occurring or expected to occur within 12 hours.

Freeze Warning

Issued for the first occurrence of freezing temperatures in the fall, for late freezes during the spring, or for a freeze expected to occur after a prolonged warm spell.

Winter Weather Advisory

Issued when either or all of the following are expected. Snow accumulations less than 4 inches in 6 hours, or less than 6 inches in 24 hours OR freezing rain accumulation less than 0.25 inch. OR freezing drizzle with little or no accumulation.

Wind Chill Advisory

Issued when forecast wind chill values will be below -20 degrees.