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Charleston, SC Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Charleston, SC
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Active Weather Alerts

Extreme Heat Warning
Issued: 5:47 AM Aug. 17, 2026 – National Weather Service
...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM EDT THIS EVENING...

* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 112 to 115 expected. For the Extreme
Heat Watch, dangerously hot conditions with heat index values up to
113 to 117 possible.

* WHERE...Portions of southeast Georgia and southeast South Carolina.

* WHEN...For the Extreme Heat Warning, from 11 AM this morning to 8
PM EDT this evening. For the Extreme Heat Watch, from Tuesday
morning through Tuesday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

* ADDITIONAL DETAILS...Isolated showers and thunderstorms during
afternoon hours could provide relief in some areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

Extreme Heat Watch
Issued: 5:47 AM Aug. 17, 2026 – National Weather Service
...EXTREME HEAT WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM EDT THIS EVENING...

* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 112 to 115 expected. For the Extreme
Heat Watch, dangerously hot conditions with heat index values up to
113 to 117 possible.

* WHERE...Portions of southeast Georgia and southeast South Carolina.

* WHEN...For the Extreme Heat Warning, from 11 AM this morning to 8
PM EDT this evening. For the Extreme Heat Watch, from Tuesday
morning through Tuesday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

* ADDITIONAL DETAILS...Isolated showers and thunderstorms during
afternoon hours could provide relief in some areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

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