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Active official alertUpdated

Extreme Heat Warning for St. James; St. John The Baptist; Upper St. Bernard +23 more

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What is happening

What: Dangerously hot conditions with heat index values up to 115 expected. Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events. Where: Portions of southeast Louisiana and southern Mississippi. When: For the first Extreme Heat Warning, until 8 PM CDT this evening. For...

What the bulletin says to do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Full official description

Bulletin details

* WHAT...Dangerously hot conditions with heat index values up to 115 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the first Extreme Heat Warning, until 8 PM CDT this evening. For the second Extreme Heat Warning, from 11 AM to 8 PM CDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Extreme Heat Warning issued August 17 at 12:08PM CDT until August 18 at 8:00PM CDT by NWS New Orleans LA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS New Orleans LA. This page reorganizes official fields and does not add a forecast or expand the affected area.

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