South Carolina Weather Alert: Thunderstorms to Hit Columbia by Monday Afternoon, I-20 Travel Disruptions Likely
COLUMBIA, South Carolina — Thunderstorms are expected to develop over central South Carolina Monday afternoon, bringing dangerous heat, heavy rain, and potential travel disruptions across the Columbia metro area, particularly along Interstate 20.
Forecast calls for heat, storms, and shifting winds
The National Weather Service (NWS) in Columbia is forecasting a 40% chance of showers and thunderstorms beginning after 2 p.m. Monday, with gusty winds and lightning posing risks into the evening.
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High temperatures will reach 93°F,
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Heat index values may exceed 102°F,
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Morning winds will shift from calm to southerly at 5–7 mph later in the day.
The intense humidity, combined with storm activity, could bring localized hazards for drivers and outdoor workers.
Drivers advised to prepare for delays on I-20
Motorists along I-20 and surrounding highways are advised to be cautious of flooded low-lying roads, reduced visibility, and sudden power outages caused by lightning or wind damage. Local emergency officials recommend:
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Avoiding travel during peak storm hours,
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Charging mobile devices ahead of time,
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Securing patio furniture or loose items before 2 p.m.
Storm chances continue through midweek
This storm system will linger through Tuesday and Wednesday, with the forecast calling for continued rain and possible thunderstorms:
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Tuesday: 30% chance of storms in the afternoon, rising to 60% Tuesday night
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Wednesday: 60% chance of storms, high of 89°F
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Thursday (July 4): 30% chance of afternoon storms, high near 95°F
Despite the active start to the week, Friday is expected to be mostly clear, with highs near 93°F — a welcome reprieve heading into the holiday weekend.
Are you ready for summer storms?
Have you experienced recent weather impacts in Columbia or other parts of South Carolina? Send your photos or storm tips to the editorial team at SaludaStandard-Sentinel.com — your insights help others prepare and stay safe.
