Alert archive / Mississippi / Special Weather Statements in 2021
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at May 10, 2021, 2:40 AM CDT for Perry County, Mississippi. It was in force for 50 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
- May 10, 2021, 2:40 AM CDT (07:40 UTC)
- Expired
- May 10, 2021, 3:30 AM CDT
- In force
- 50 min
- Issued by
- NWS Mobile, AL
County Perry County, MS
The radar
The Mobile radar (KMOB), 103 km from the middle of the area, began a volume at 07:43 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 00:00Z, 7.7 hours before the alert went out and 143 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
- 186 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1292 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 74 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
319
WWUS84 KMOB 100740
SPSMOB
Special Weather Statement
National Weather Service Mobile AL
240 AM CDT Mon May 10 2021
MSZ067-075-076-100830-
Perry MS-Greene MS-Wayne MS-
240 AM CDT Mon May 10 2021
...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHERN PERRY...SOUTHWESTERN WAYNE AND NORTHWESTERN GREENE COUNTIES
UNTIL 330 AM CDT...
At 240 AM CDT, the strong thunderstorm was located 4 miles southeast
of Sunrise, or 7 miles southeast of Petal, moving east at 40 mph.
Wind gusts of 40 to 50 mph will be possible with this storm.
Locations impacted include...
Richton, Beaumont and New Augusta.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3137 8915 3144 8900 3143 8894 3146 8894
3156 8872 3121 8865 3113 8914
TIME...MOT...LOC 0740Z 255DEG 33KT 3127 8915
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 3:04 AM CDT | Special Weather Statement | MOB | Washington | 41 min |
| May 10, 3:44 AM CDT | Special Weather Statement | MOB | Washington | 46 min |
| May 10, 5:20 AM CDT | Special Marine Warning | MOB | 85 min | |
| May 10, 5:26 AM CDT | Special Weather Statement | MOB | Baldwin, Covington, Escambia, Mobile | 49 min |
| May 10, 6:16 AM CDT | Special Weather Statement | MOB | Covington | 59 min |
| May 10, 6:43 AM CDT | Special Marine Warning | MOB | 92 min | |
| May 10, 8:14 AM CDT | Special Marine Warning | MOB | 91 min | |
| May 10, 9:48 AM CDT | Special Marine Warning | MOB | 87 min | |
| May 10, 7:16 AM CDT | Special Weather Statement | MOB | Okaloosa | 44 min |
Nearby
Special Weather Statements in Mississippi, 2021Every special weather statement 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.