Increasing concern for flash flooding on Wednesday
Published 8:50 am Monday, July 11, 2022
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WHAT: MARGINAL RISK of Excessive Rainfall today and Tuesday
SLIGHT RISK of Excessive Rainfall Wednesday
WHEN: The heavy rainfall threat may extend through the rest of this week.
WHERE: All of SE LA and S MS, with the greatest threat in areas south of the I-10/12 corridor.
CONFIDENCE: We have above average confidence in the heavy rain threat through at least mid week with typical uncertainty pertaining to who will get exactly how much rainfall.
Threats/Impacts:
For the heavy rainfall potential:
- Rainfall rates in excess of 1-3 inches per hour are possible
- High rainfall rates can quickly lead to ponding of water in low lying and poor drainage areas
- Flash flooding will be possible in some places, especially urban areas, where high rainfall rates exceed drainage capacity