Severe Thunderstorms and Heavy Rain in the Mississippi Valley; Fire Weather Concerns in the Southern High Plains

Severe thunderstorms and the threat for excessive rainfall will move into the mid-Mississippi and lower Ohio Valleys today. There is potential for a few strong tornadoes, damaging wind gusts, large hail, and scattered flash flooding. Low humidity and windy conditions will continue to produce elevated to critical fire weather conditions across the southern High Plains into midweek. Read More >

Daily Climate Graphic

Climate Data for April 27

	Normal High*	Normal Low*	Record High	Record Low	Record Precipitation
Baton Rouge (since 1892)	82	60	90 (1963)	47 (1992)	6.3 (1962)
Biloxi, MS (since 1893)	78	63	89 (1896)	44 (1976)	4.0 (1895)
McComb, MS (since 1948)	79	57	92 (1987)	40 (1977)	5.74 (1997)
New Orleans - City (since 1893)	84	65	90 (1987)	49 (1903)	1.76 (1921)
New Orleans Intl Airport - MSY (since 1871)	81	64	89 (1987)	47 (1973)	2.31 (2015)
Slidell, LA (since 1956)	79	60	88 (1989)	48 (2020)	1.1 (1966)

*30 Year Climate Normals from 1991 to 2020
A severe squall line of thunderstorms swept across the area causing widespread wind damage. Most notable was several train cars were blown off the elevated Huey P. Long Bridge in Harahan, captured on video that went viral on social media.

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Severe Thunderstorms and Heavy Rain in the Mississippi Valley; Fire Weather Concerns in the Southern High Plains

New Orleans Area Daily Climate Data