Alert archive / Louisiana / 1999
Weather alerts in Louisiana, December 1999
11 weather alerts in December 1999, 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 December 1999. Tap one for its archive.
- Alerts
- 11
- Warnings
- 7
- Watches
- 4
- Advisories
- 0
- Busiest day
- December 9, 19994 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 11:00 AM CST | Severe Thunderstorm Watch | SPC | Caddo | 6 hr |
| Dec 4, 4:00 PM CST | Tornado Watch | SPC | Bienville, Bossier, Caddo, Claiborne, Jackson, Lincoln and 3 more | 5 hr |
| Dec 4, 6:23 PM CST | Tornado Warning | SHV | Natchitoches | 37 min |
| Dec 4, 9:05 PM CST | Severe Thunderstorm Warning | LCH | Calcasieu | 65 min |
| Dec 9, 1:30 PM CST | Tornado Watch | SPC | Caldwell, Catahoula, Concordia, East Carroll, Franklin, Grant and 12 more | 7 hr |
| Dec 9, 4:25 PM CST | Severe Thunderstorm Warning | JAN | Morehouse | 50 min |
| Dec 9, 4:32 PM CST | Severe Thunderstorm Warning | JAN | Franklin | 28 min |
| Dec 9, 5:49 PM CST | Severe Thunderstorm Warning | JAN | West Carroll | 26 min |
| Dec 9, 6:05 PM CST | Severe Thunderstorm Warning | JAN | East Carroll | 25 min |
| Dec 12, 12:30 PM CST | Tornado Watch | SPC | Acadia, Allen, Avoyelles, Beauregard, Calcasieu, Caldwell and 31 more | 7 hr |
| Dec 12, 3:04 PM CST | Severe Thunderstorm Warning | JAN | East Carroll | 26 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 6 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- East Carroll Parish4
- Jackson Parish3
- Lincoln Parish3
- Ouachita Parish3
- Union Parish3
- Natchitoches Parish3
- Franklin Parish3
- Morehouse Parish3
- West Carroll Parish3
- Caddo Parish2
- Calcasieu Parish2
- Caldwell Parish2
- Catahoula Parish2
- Concordia Parish2
- Grant Parish2
- LaSalle Parish2
- Madison Parish2
- Richland Parish2
- Tensas Parish2
- Winn Parish2
- Bienville Parish1
- Bossier Parish1
- Claiborne Parish1
- Webster Parish1
- Acadia Parish1
- Allen Parish1
- Avoyelles Parish1
- Beauregard Parish1
- Cameron Parish1
- Evangeline Parish1
- Iberia Parish1
- Iberville Parish1
- Jefferson Davis Parish1
- Lafayette Parish1
- Pointe Coupee Parish1
- Rapides Parish1
- Saint Landry Parish1
- Saint Martin Parish1
- Vermilion Parish1
- Vernon Parish1
2 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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. Warning verification from the Mesonet's Cow. Rebuilt daily.