Severe Weather / Heavy Rainfall Update March 21st, 2022 at 6 AM

Click HERE for an update concerning the severe weather threat Tuesday and Tuesday Night.

Please take note that the potential exists for an outbreak of severe weather on Tuesday, including the risk for a significant tornado.

Changes from the previous update:

• No major changes

Overview:

WHAT:  MODERATE RISK (level 4 out of 5) of Severe Weather
SLIGHT RISK of Heavy Rainfall

WHEN: Tuesday afternoon and evening

WHERE: Greatest threat along/north of I-12, especially in southwest MS and adjacent LA parishes.

CONFIDENCE:

• Our confidence of potentially significant severe weather occurring is increasing.

• We have medium/normal to high confidence in severe weather occurring. We have medium confidence in the location of the greatest threats and lower confidence in timing staying the same.

Impacts:

The main threats associated with any severe storms will be:

Tornadoes:

• Tornadoes will be possible, and a few could be strong (EF2+) and/or long track

• There is potential for a significant tornado outbreak.

Damaging Winds:

• Wind gusts greater than 60 mph will be possible.

• Trees and powerlines could be damaged and lead to isolated/scattered power outages

Large Hail:

• Large hail over 1 inch in diameter will be possible

Rainfall:

• Generally 2-3 inches Tuesday with locally higher amounts possible

• Rainfall rates of 2-5" per hour possible, mainly north of I-10/I-12