Severe Weather and Dangerous Heat Update: Thursday, June 15, 2023

Click HERE, HERE, and HERE for an update concerning a severe weather and heat threat for today:

Overview:
WHAT: MARGINAL to SLIGHT RISK of severe weather and Heat Advisory in effect.
WHEN: Heat Advisory: 11 a.m. to 7 p.m. 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.
CONFIDENCE:

• 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.

Impacts: The main threats associated with any severe storms today and early tomorrow will be:

• Damaging Winds: Wind gusts greater than 50 mph will be possible, which may lead to damage to trees and powerlines.
• Large Hail: Large hail 1 inch or greater in diameter will be possible. Wind blown hail could cause additional damage.
• Heavy Rain: Storms today will be capable of heavy rainfall with rates of 2 to 4 inches per hour.
• Heat: Heat Index values between 105-110 during the afternoon/early evening could cause health issues.