Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 200, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Oct 4, 2021, 4:08 PM CDT for Perry County, Stone County, Mississippi. It was in force for 31 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
- Oct 4, 2021, 4:08 PM CDT (21:08 UTC)
- Expired
- Oct 4, 2021, 4:39 PM CDT
- In force
- 31 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Perry County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 95 km from the middle of the area, began a volume at 21:11 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 nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 9.1 hours before the alert went out and 90 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
- 1536 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 714 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.8
The text
As transmitted.
842
WUUS54 KMOB 042108
SVRMOB
MSC111-131-042200-
/O.NEW.KMOB.SV.W.0200.211004T2108Z-211004T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
408 PM CDT Mon Oct 4 2021
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Southwestern Perry County in southeastern Mississippi...
Northwestern Stone County in southeastern Mississippi...
* Until 500 PM CDT.
* At 408 PM CDT, a severe thunderstorm was located 7 miles west of
Maxie, or 13 miles northwest of Wiggins, moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Wiggins.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3091 8934 3091 8914 3100 8914 3103 8915
3103 8906 3083 8905 3083 8934
TIME...MOT...LOC 2108Z 274DEG 18KT 3096 8932
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$1 follow-up statement
240
WWUS54 KMOB 042139
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
439 PM CDT Mon Oct 4 2021
MSC111-131-042148-
/O.CAN.KMOB.SV.W.0200.000000T0000Z-211004T2200Z/
Perry MS-Stone MS-
439 PM CDT Mon Oct 4 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN PERRY AND
NORTHWESTERN STONE COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits. Therefore, the warning has been cancelled. However heavy
rain is still possible with this thunderstorm.
LAT...LON 3091 8934 3091 8914 3100 8914 3103 8915
3103 8906 3083 8905 3083 8934
TIME...MOT...LOC 2135Z 274DEG 18KT 3095 8914
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 4, 6:13 PM CDT | Areal Flood Advisory | MOB | George, Greene, Perry | 2 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.