Alert archive / Mississippi / Special Weather Statements in 2021
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at Aug 1, 2021, 4:48 PM CDT for Stone County, Mississippi. It was in force for 57 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
- Aug 1, 2021, 4:48 PM CDT (21:48 UTC)
- Expired
- Aug 1, 2021, 5:45 PM CDT
- In force
- 57 min
- Issued by
- NWS Mobile, AL
County Stone County, MS
The radar
The Mobile radar (KMOB), 83 km from the middle of the area, began a volume at 21:47 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, 9.8 hours before the alert went out and 80 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
- 1490 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 945 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- -4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
838
WWUS84 KMOB 012148
SPSMOB
Special Weather Statement
National Weather Service Mobile AL
448 PM CDT Sun Aug 1 2021
MSZ078-079-012245-
Stone MS-George MS-
448 PM CDT Sun Aug 1 2021
...A CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...SOUTHWESTERN GEORGE AND STONE COUNTIES UNTIL 545 PM CDT...
At 447 PM CDT, the strong thunderstorms were located along a line
extending from 6 miles west of Perkinston to 11 miles east of
Wiggins, and moving south at 20 mph.
Wind gusts of 40 to 50 mph will be possible with these storms.
Locations impacted include...
Wiggins, Perkinston and McHenry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3085 8931 3091 8890 3091 8885 3074 8883
3073 8889 3068 8889 3068 8924 3065 8924
3065 8934 3071 8934
TIME...MOT...LOC 2147Z 003DEG 16KT 3081 8924 3086 8894
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 7:04 PM CDT | Special Marine Warning | MOB | 86 min | |
| Jul 31, 7:24 PM CDT | Special Weather Statement | MOB | Escambia | 66 min |
| Jul 31, 7:43 PM CDT | Special Marine Warning | MOB | 92 min | |
| Jul 31, 8:10 PM CDT | Special Weather Statement | MOB | Escambia | 65 min |
| Jul 31, 10:22 PM CDT | Special Marine Warning | MOB | 57 min | |
| Jul 31, 11:18 PM CDT | Special Marine Warning | MOB | 47 min | |
| Jul 31, 11:58 PM CDT | Special Marine Warning | MOB | 46 min | |
| Aug 1, 6:14 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 26 min |
| Jul 31, 7:00 PM CDT | Special Weather Statement | MOB | Santa Rosa | 45 min |
| Jul 31, 7:14 PM CDT | Special Weather Statement | MOB | Okaloosa | 61 min |
| Jul 31, 8:16 PM CDT | Special Weather Statement | MOB | Escambia | 44 min |
| Jul 31, 8:27 PM CDT | Special Weather Statement | MOB | Santa Rosa | 48 min |
| Jul 31, 9:18 PM CDT | Special Weather Statement | MOB | Santa Rosa | 57 min |
| Jul 31, 9:40 PM CDT | Areal Flood Advisory | MOB | Okaloosa | 2 hr |
| Aug 1, 3:31 PM CDT | Special Weather Statement | MOB | Jackson | 44 min |
| Aug 1, 3:51 PM CDT | Special Weather Statement | MOB | Perry | 39 min |
| Aug 1, 4:26 PM CDT | Severe Thunderstorm Warning | MOB | George, Perry, Stone | 18 min |
| Aug 1, 4:39 PM CDT | Special Weather Statement | MOB | Wayne | 51 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.