Headline:
Extreme Heat Warning issued July 20 at 12:26PM CDT until July 21 at 9:00PM CDT by NWS Jackson MS
Event:
Extreme Heat Warning
Urgency:
Expected
Effective:
July 20, 2026 - 10:26am
Expires:
July 20, 2026 - 7:15pm
Description:
* WHAT...For the Heat Advisory, heat index values up to 110F degrees
during the daytime, with limited heat relief overnight. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 115F degrees, with limited heat relief overnight.
* WHERE...Portions of northeast Louisiana and central, southwest,
and west central Mississippi.
* WHEN...For the Heat Advisory, until 10 AM CDT Tuesday. For the
Extreme Heat Warning, from 10 AM to 9 PM CDT Tuesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Instruction:
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.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
Area Description:
West Carroll; East Carroll; Madison; Tensas; Holmes; Issaquena; Sharkey; Yazoo; Madison; Warren; Hinds; Rankin; Claiborne; Copiah; Simpson; Jefferson
Forcast Office:
NWS Jackson MS
Sender: