Dangerous Heat and Humidity Building from the Plains to the East Coast

A strengthening ridge of high pressure will produce much above average temperatures from the Plains to the East Coast, a true summer heat wave. Highs in the 90s and triple digits combined w/ humidity and dewpoints surging into the upper 70s, if not low 80s, will create heat indices as high as 110 to 115 through this weekend. Air quality will likely be poor due to haze and little air circulation.
Read More...

Hazardous Weather Conditions

Last Update: 947 AM CDT Wed Jul 17 2019

View Nearby Observations

62NM SW Grand Isle LA

Marine Zone Forecast


Synopsis: High pressure from the central Atlantic will build westward across the Gulf waters through the end of the week.

Rest Of Today
Southeast winds 5 to 10 knots. Seas 1 to 3 feet. Dominant period 5 seconds.
Tonight
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 5 seconds.
Thursday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 5 seconds.
Thursday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 5 seconds.
Friday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 5 seconds. Isolated showers in the morning.
Friday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 5 seconds.
Saturday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 4 seconds. Scattered showers and thunderstorms in the morning, then isolated showers and thunderstorms in the afternoon.
Saturday Night
South winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 4 seconds. Isolated showers after midnight.
Sunday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Dominant period 4 seconds. Scattered thunderstorms in the morning. Scattered showers through the day. Isolated thunderstorms in the afternoon.
Sunday Night
South winds 5 to 10 knots. Seas 1 foot or less. Dominant period 4 seconds. Isolated showers after midnight.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 947 AM CDT Wed Jul 17 2019
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data