Alert archive / Louisiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 189, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 7, 2021, 5:36 PM CDT for 4 parishes in Louisiana. It was in force for 84 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 7, 2021, 5:36 PM CDT (22:36 UTC)
- Expired
- Jun 7, 2021, 7:00 PM CDT
- In force
- 84 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Franklin Parish, LA, Morehouse Parish, LA, Richland Parish, LA, West Carroll Parish, LA
The radar
The Jackson/Brandon,MS radar (KDGX), 159 km from the middle of the area, began a volume at 22:40 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 5:09 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.6 hours before the alert went out and 150 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 723 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 564 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.7
The text
As transmitted.
776
WUUS54 KJAN 072236
SVRJAN
LAC041-067-083-123-080000-
/O.NEW.KJAN.SV.W.0189.210607T2236Z-210608T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
536 PM CDT Mon Jun 7 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Morehouse Parish in northeastern Louisiana...
Richland Parish in northeastern Louisiana...
West Carroll Parish in northeastern Louisiana...
Northern Franklin Parish in northeastern Louisiana...
* Until 700 PM CDT.
* At 536 PM CDT, severe thunderstorms were located along a line
extending from 7 miles east of Huttig to near Sterlington to 19
miles southwest of Brownsville-Bawcom, moving east at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Beekman around 555 PM CDT.
Bastrop around 600 PM CDT.
Jones around 625 PM CDT.
Buckner around 630 PM CDT.
Alto around 640 PM CDT.
Goodwill around 645 PM CDT.
Mangham and Archibald around 650 PM CDT.
Darnell around 655 PM CDT.
Other locations impacted by these severe thunderstorms include
Baskin, Collinston, Mer Rouge, Pioneer, Kilbourne, Forest, Bonita,
Oak Ridge and Epps.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3300 9126 3286 9134 3275 9134 3269 9140
3261 9139 3258 9145 3250 9148 3240 9149
3237 9145 3225 9156 3216 9154 3214 9190
3215 9189 3217 9198 3235 9201 3252 9190
3266 9191 3271 9197 3271 9206 3301 9207
TIME...MOT...LOC 2236Z 263DEG 25KT 3302 9205 3265 9211 3226 9237
HAIL...0.88IN
WIND...60MPH
$$
NF1 follow-up statement
595
WWUS54 KJAN 072355
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
655 PM CDT Mon Jun 7 2021
LAC041-067-083-123-080005-
/O.EXP.KJAN.SV.W.0189.000000T0000Z-210608T0000Z/
Morehouse LA-Richland LA-West Carroll LA-Franklin LA-
655 PM CDT Mon Jun 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR MOREHOUSE...RICHLAND...WEST
CARROLL AND NORTHERN FRANKLIN PARISHES WILL EXPIRE AT 700 PM CDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire. However gusty winds and heavy rain are still
possible with these thunderstorms.
A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
southeastern Arkansas...and northeastern Louisiana.
LAT...LON 3300 9126 3286 9134 3275 9134 3269 9140
3261 9139 3258 9145 3250 9148 3240 9149
3237 9145 3225 9156 3216 9154 3214 9190
3215 9189 3217 9198 3235 9201 3252 9190
3266 9191 3271 9197 3271 9206 3301 9207
TIME...MOT...LOC 2355Z 263DEG 25KT 3308 9141 3271 9147 3233 9173
$$
NFThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 2:48 PM CDT | Special Weather Statement | JAN | Franklin, Tensas | 27 min |
| Jun 7, 3:26 PM CDT | Special Weather Statement | JAN | Madison, Richland | 49 min |
| Jun 7, 6:23 PM CDT | Severe Thunderstorm Warning | JAN | East Carroll | 55 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.