National Weather Service Issues Severe Thunderstorm Warnings for South Carolina and Arkansas

The National Weather Service has issued multiple Severe Thunderstorm Warnings for parts of South Carolina and Arkansas along with Fire Weather Watches across several Minnesota counties due to risks of high winds, hail, and rapid fire spread.

Active Severe Thunderstorm Warnings in South Carolina

The National Weather Service in Columbia issued a Severe Thunderstorm Warning for southwestern Clarendon County in central South Carolina and east central Orangeburg County in central South Carolina. [2] This warning remained in effect until 445 PM EDT. [2] At 353 PM EDT a severe thunderstorm was located near Summerton or 13 miles southwest of Manning and was moving east at 35 mph. [2] The hazards associated with this storm included 60 mph wind gusts and quarter size hail according to radar indications. [2] Impacts from the storm were expected to include hail damage to vehicles along with the possibility of wind damage that could affect trees and power lines. [2] The warning covered a specific area in central South Carolina where residents needed to take immediate precautions due to the moving storm. [2] The details provided by the National Weather Service emphasized the location near Summerton and the eastward movement at 35 mph as key factors in the alert. [2] Radar data served as the source confirming the severe thunderstorm characteristics including the wind gusts and hail size. [2]

Expired Warnings and Ongoing Watches in the Southeast

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A Severe Thunderstorm Warning for Calhoun County in South Carolina was allowed to expire after the storm that prompted the warning moved out of the area. [1] Gusty winds remained possible with this thunderstorm even after the warning expiration. [1] A Severe Thunderstorm Watch continued in effect until 900 PM EDT for central South Carolina. [1] The National Weather Service noted that the storm had moved out yet advised awareness of remaining gusty winds. [1] In Arkansas a Severe Thunderstorm Warning for Mississippi County was allowed to expire after the storm weakened below severe limits and no longer posed an immediate threat to life or property. [5] A Severe Thunderstorm Watch remained in effect until 800 PM CDT for eastern Arkansas and west Tennessee following the expiration. [5] The expiration in Mississippi County reflected the storm's reduction in intensity according to National Weather Service assessment. [5] The ongoing watch for eastern Arkansas and west Tennessee provided continued monitoring for potential severe weather development. [5] These updates from the National Weather Service clarified the status of warnings while maintaining watches in the affected southeastern regions. [1] [5]

Fire Weather Watches Issued for Minnesota

The National Weather Service in Duluth issued a Fire Weather Watch for wind and low relative humidity that is in effect from Monday morning through Monday evening. [3] This watch affected southern Lake southern Cook north Cass south Itasca Carlton and south St. Louis counties in Minnesota. [3] Winds were forecast as southwest 10 to 15 mph with gusts up to 25 mph. [3] Relative humidity was expected to reach as low as 30 percent. [3] The impacts included the rapid spread of any fires that may occur due to the forecast weather conditions and dry fuels. [3] A separate Fire Weather Watch from the National Weather Service in Duluth covers Koochiching north St. Louis northern Cook and Lake north Itasca and central St. Louis counties in Minnesota. [4] This watch runs from Sunday afternoon through Sunday evening and again from Monday morning through Monday evening. [4] Winds for this area were described as southwest 10 to 15 mph with gusts to 20 to 30 mph. [4] Relative humidity was projected between 27 to 35 percent on Sunday. [4] Both watches highlighted the combination of winds and low humidity as factors that could lead to rapid fire spread across the specified northern Minnesota counties. [3] [4]

Reporting and Safety Guidance

To report severe weather residents should contact their nearest law enforcement agency which will relay the report to the National Weather Service Columbia. [1] The National Weather Service emphasized this reporting channel in connection with the Severe Thunderstorm Warning for Calhoun County. [1] A reminder was issued that a Severe Thunderstorm Warning still remained in effect for Clarendon County at the time of the update. [1] The instructions focused on using law enforcement as the direct link to National Weather Service personnel for timely reports. [1] In the context of the Severe Thunderstorm Warning for Clarendon and Orangeburg counties the National Weather Service provided hazard details to support public awareness. [2] These guidance elements from the alerts stressed the importance of official channels for communicating observed severe weather conditions. [1] [2]

Broader Regional Weather Context

Alerts from the National Weather Service spanned South Carolina Arkansas and Minnesota with Severe Thunderstorm Warnings and Fire Weather Watches active across these areas. [1] [2] [3] [4] [5] The Severe Thunderstorm Warning details for southwestern Clarendon County and east central Orangeburg County included the storm near Summerton moving east at 35 mph with 60 mph wind gusts and quarter size hail. [2] Expired warnings in Calhoun County South Carolina and Mississippi County Arkansas left Severe Thunderstorm Watches in place until 900 PM EDT and 800 PM CDT respectively. [1] [5] Fire Weather Watches in Minnesota specified wind speeds gusts and relative humidity levels for multiple counties on Sunday and Monday with risks of rapid fire spread. [3] [4] The combination of thunderstorm hazards in the southeast and fire weather conditions in the north central region reflected simultaneous National Weather Service monitoring. [1] [2] [3] [4] [5] Each alert incorporated specific affected areas timing and expected impacts drawn directly from the issued statements. [1] [2] [3] [4] [5]

What to watch next includes the continuation of Severe Thunderstorm Watches until 900 PM EDT in central South Carolina and until 800 PM CDT for eastern Arkansas and west Tennessee along with the Fire Weather Watches through Monday evening in the listed Minnesota counties.