Weather Data Source: South Carolina Weather

Charleston Prepares for Severe Thunderstorms and Flooding

Dramatic thunderstorm clouds over Charleston, SC

Charleston, August 5, 2025

News Summary

Charleston is facing a stormy day with thunderstorms expected to bring high temperatures near 85°F along with significant rainfall and a flash flood warning. Residents are advised to remain cautious as localized flooding may occur, particularly in areas like North Charleston and Downtown. The National Weather Service continues to monitor conditions for potential flash floods and hazardous weather. Motorists should be alert to road conditions and pet owners should oversee their animals during the storms.

Charleston is bracing for severe thunderstorms as weather forecasts predict high temperatures near 85°F alongside significant rain chances throughout the day. The National Weather Service has issued a flash flood warning for several areas within Charleston County, advising residents to remain vigilant as hazardous conditions develop.

Thunderstorms are likely to begin in the morning, with additional scattered storms predicted for the afternoon. Rainfall during this period has a 60% chance, which could lead to localized flooding in various neighborhoods. Showers and thunderstorms may continue into the evening, accompanied by northeasterly winds at speeds of 5 to 10 mph.

As the temperatures drop to a low of 73°F overnight, there is a 50% chance of rainfall persisting into the night. Motorists are urged to exercise caution, particularly in areas where flooding may obstruct roadways. Specific locations at risk include North Charleston, Downtown Charleston, Daniel Island, West Ashley, and the Charleston Naval Complex.

Severe Weather Warnings

A severe thunderstorm warning was previously active until 10:45 a.m. today for Charleston, Berkeley, Dorchester, and Colleton Counties. Doppler radar has detected a line of strong storms moving northeast at a speed of 45 mph. These storms have the potential to bring damaging winds that could cause destruction to roofs, siding, and trees, thereby increasing the risk of power outages. Additionally, hail may pose a threat to outdoor items strapped outside.

Tornado Warning Update

A tornado warning that affected Charleston, Colleton, and Beaufort Counties was lifted just after 10 a.m., allowing some relief from heightened anxieties regarding tornado activity. Despite this, the National Weather Service continues to closely monitor the weather conditions, emphasizing that the potential for flash flooding and dangerous storms remains.

Recommendations for Residents

In light of these severe weather forecasts, residents are advised to stay informed through local weather updates and take precautionary measures, especially if they need to travel. Those encountering flooded roads should turn around and find alternative routes to avoid dangerous situations. Pet owners should ensure the safety of their animals, particularly if thunderstorms become severe.

Conclusion

As the Charleston area prepares for a stormy day, residents should remain alert and follow guidance from local authorities. Conditions are expected to improve after today, but staying prepared and informed is crucial.

FAQ

What should I do if I encounter flooded roads?

Motorists are advised to turn around and find alternative routes to avoid flooded areas.

What areas are at risk of flooding?

Areas at risk include North Charleston, Downtown Charleston, Daniel Island, West Ashley, and the Charleston Naval Complex.

How high are the temperatures expected to be?

Temperatures are expected to reach near 85°F today.

Have tornado warnings been issued?

A tornado warning was lifted shortly after 10 a.m., but residents should continue to monitor updates.

What is the chance of rain later today?

There is a 60% chance of rain in the afternoon, with a 50% chance persisting overnight.

Temperature and Rain Forecast

Time of Day Temperature (°F) Chance of Rain (%) Wind Direction & Speed (mph)
Morning 85 60 East at 5-10
Afternoon 85 60 East at 5-10
Evening 73 50 Northeasterly at 5-10

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Additional Resources

Charleston Prepares for Severe Thunderstorms and Flooding

STAFF HERE CHARLESTON
Author: STAFF HERE CHARLESTON

The CHARLESTON STAFF WRITER represents the experienced team at HEREcharleston.com, your go-to source for actionable local news and information in Charleston, Charleston County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the Spoleto Festival USA, Charleston Wine + Food Festival, and the MOJA Festival. Our coverage extends to key organizations like the Charleston Metro Chamber of Commerce and the Charleston Museum, plus leading businesses in tourism and maritime industries that power the local economy such as South Carolina Ports Authority and the Charleston Visitor Center. As part of the broader HERE network, including HEREaiken.com, HEREbeaufort.com, HEREchapin.com, HEREcharleston.com, HEREclinton.com, HEREcolumbia.com, HEREgeorgetown.com, HEREgreenwood.com, HEREgreenville.com, HEREhiltonhead.com, HEREirmo.com, HEREmyrtlebeach.com, HEREnewberry.com, HERErockhill.com, HEREspartanburg.com, HEREaustin.com, HEREcollegestation.com, HEREdallas.com, HEREhouston.com, and HEREsanantonio.com, we provide comprehensive, credible insights into South Carolina's dynamic landscape.

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