Weather alerts in Louisiana, 2018
3,659 weather alerts in 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Alerts
- 3,659
- Warnings
- 1,558
- Watches
- 75
- Advisories
- 503
- Busiest month
- July457 alerts
- Busiest day
- November 1, 2018117 alerts
Over time
By month
The alerts
3,659 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Caddo Parish208
- Bossier Parish198
- De Soto Parish180
- Winn Parish177
- Caldwell Parish172
- Natchitoches Parish172
- Ouachita Parish170
- Bienville Parish168
- Vernon Parish164
- Saint Tammany Parish164
- Rapides Parish163
- Grant Parish158
- East Baton Rouge Parish156
- Union Parish156
- Webster Parish155
- Jackson Parish153
- LaSalle Parish150
- Tangipahoa Parish149
- Red River Parish148
- Sabine Parish145
- Beauregard Parish144
- Lincoln Parish141
- Claiborne Parish140
- Saint John the Baptist Parish139
- Madison Parish139
- Franklin Parish136
- Washington Parish135
- Morehouse Parish134
- Richland Parish133
- Saint James Parish131
- Allen Parish130
- East Carroll Parish130
- Calcasieu Parish128
- West Carroll Parish124
- Saint Bernard Parish123
- Tensas Parish123
- Evangeline Parish122
- Orleans Parish122
- West Baton Rouge Parish121
- Saint Martin Parish121
24 more counties
- Avoyelles Parish120
- Assumption Parish119
- Saint Helena Parish119
- Saint Charles Parish119
- Saint Landry Parish113
- West Feliciana Parish111
- Jefferson Parish110
- Cameron Parish109
- Lafayette Parish109
- Concordia Parish108
- Pointe Coupee Parish105
- East Feliciana Parish104
- Iberville Parish104
- Catahoula Parish103
- Lafourche Parish101
- Livingston Parish91
- Ascension Parish87
- Vermilion Parish75
- Acadia Parish69
- Terrebonne Parish68
- Plaquemines Parish65
- Jefferson Davis Parish64
- St. Mary Parish55
- Iberia Parish44
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.