National Weather Service United States Department of Commerce

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

Severe thunderstorms will persist tonight across the Middle Mississippi Valley, producing damaging winds, large to very large hail and several tornadoes. 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 28
  Normal High* Normal Low* Record High Record Low Record Precipitation
Baton Rouge (since 1892) 82 60 90 (2021) 44 (1992) 3.25 (1998)
Biloxi, MS (since 1893) 79 64 91 (1948) 40 (1977) 4.78 (2016)
McComb, MS (since 1948) 80 57 90 (1999) 41 (1992) 2.38 (1998)
New Orleans - City (since 1893) 84 65 92 (1999) 39 (1928) 2.25 (1922)
New Orleans Intl Airport - MSY (since 1871) 81 65 91 (1987) 44 (1992) 3.62 (1998)
Slidell, LA (since 1956) 79 61 92 (1987) 45 (2010) 1.16 (2015)
*30 Year Climate Normals from 1991 to 2020
On this day in 1991: A severe thunderstorm downed trees and power lines in the Baton Rouge area. In Terrebonne Parish, flooding from heavy rainfall and high tides flooded portions of Houma.