Severe Weather and Dangerous Heat Update- June 15
Published 9:16 am Thursday, June 15, 2023
WHAT: MARGINAL to SLIGHT RISK of severe weather and Heat Advisory in effect.
WHEN: Heat Advisory: 11 AM – 7 PM today. Severe weather: later this afternoon/evening and a potential second round later tonight into Friday morning.
WHERE: Heat Advisory: All of SE LA and SE MS. Severe weather: Mainly central and northern areas.
- Low confidence on the potential for strong to severe storms with round 1 across eastern areas (coastal MS) this afternoon/evening.
- Low to medium confidence with the potential for a complex of strong to severe storms to swing through mainly central and northern areas after midnight tonight and into early Friday.
- High confidence with the potential for dangerous heat indices later today.
The main threats associated with any severe storms today and early tomorrow will be:
Wind gusts greater than 50 mph will be possible, which may lead to damage to trees and powerlines.
Large hail 1 inch or greater in diameter will be possible
Wind-blown hail could cause additional damage
Storms today will be capable of heavy rainfall with rates of 2 to 4 inches per hour
Heat Index values between 105-110 during the afternoon/early evening could cause health issues