Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 57, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Apr 10, 2021, 3:11 AM CDT for George County, Stone County, Mississippi. It was in force for 37 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
- Apr 10, 2021, 3:11 AM CDT (08:11 UTC)
- Expired
- Apr 10, 2021, 3:48 AM CDT
- In force
- 37 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties George County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 74 km from the middle of the area, began a volume at 08:15 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 |
|---|---|---|---|
| Apr 10, 12:16 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 8.2 hours before the alert went out and 84 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
- 2977 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 243 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 3.4
- Supercell composite
- 18.1
The text
As transmitted.
989
WUUS54 KMOB 100811
SVRMOB
MSC039-131-100900-
/O.NEW.KMOB.SV.W.0057.210410T0811Z-210410T0900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
311 AM CDT Sat Apr 10 2021
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Southern George County in southeastern Mississippi...
Southern Stone County in southeastern Mississippi...
* Until 400 AM CDT.
* At 311 AM CDT, a severe thunderstorm was located over Saucier, or
16 miles north of Gulfport, moving east at 50 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations impacted include...
McHenry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 AM CDT for southeastern
Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3073 8932 3091 8850 3074 8847 3073 8888
3068 8889 3068 8924 3065 8924 3065 8928
TIME...MOT...LOC 0811Z 255DEG 42KT 3061 8917
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
$$2 follow-up statements
867
WWUS54 KMOB 100832
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
332 AM CDT Sat Apr 10 2021
MSC039-131-100900-
/O.CON.KMOB.SV.W.0057.000000T0000Z-210410T0900Z/
George MS-Stone MS-
332 AM CDT Sat Apr 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 AM CDT
FOR SOUTHERN GEORGE AND SOUTHEASTERN STONE COUNTIES...
At 332 AM CDT, a severe thunderstorm was located 12 miles north of
Latimer, or 16 miles north of St. Martin, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
southern George and southeastern Stone Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 AM CDT for southeastern
Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3091 8850 3074 8847 3073 8888 3068 8889
3068 8899 3082 8892
TIME...MOT...LOC 0832Z 255DEG 42KT 3067 8889
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$727
WWUS54 KMOB 100848
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
348 AM CDT Sat Apr 10 2021
MSC039-131-100858-
/O.CAN.KMOB.SV.W.0057.000000T0000Z-210410T0900Z/
George MS-Stone MS-
348 AM CDT Sat Apr 10 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GEORGE AND
SOUTHEASTERN STONE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, therefore the warning has been cancelled.
A Tornado Watch remains in effect until 700 AM CDT for southeastern
Mississippi.
LAT...LON 3091 8850 3074 8847 3073 8888 3068 8889
3068 8899 3082 8892
TIME...MOT...LOC 0846Z 255DEG 42KT 3072 8868
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 1:06 AM CDT | Severe Thunderstorm Warning | MOB | Wayne | 54 min |
| Apr 10, 1:15 AM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 45 min |
| Apr 10, 1:58 AM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 62 min |
| Apr 10, 2:35 AM CDT | Severe Thunderstorm Warning | MOB | George, Greene | 25 min |
| Apr 10, 2:43 AM CDT | Severe Thunderstorm Warning | MOB | George | 17 min |
| Apr 10, 2:59 AM CDT | Severe Thunderstorm Warning | MOB | George | 61 min |
| Apr 10, 4:07 AM CDT | Areal Flood Advisory | MOB | George | 3 hr |
| Apr 10, 4:31 AM CDT | Areal Flood Advisory | MOB | George, Perry, Stone | 3 hr |
| Apr 10, 5:16 AM CDT | Flash Flood Warning | MOB | George, Perry, Stone | 4 hr |
| Apr 10, 5:53 AM CDT | Flash Flood Warning | MOB | George | 6 hr |
Nearby
Severe Thunderstorm Warnings in Mississippi, 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.