Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 202, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Sep 4, 2012, 8:22 PM CDT for George County, Greene County, Mississippi. It was in force for 18 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
- Sep 4, 2012, 8:22 PM CDT (01:22 UTC)
- Expired
- Sep 4, 2012, 8:40 PM CDT
- In force
- 18 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties George County, MS, Greene County, MS
The radar
The Mobile radar (KMOB), 63 km from the middle of the area, began a volume at 01:25 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, 1.4 hours before the alert went out and 145 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
- 2069 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 1149 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
290
WUUS54 KMOB 050122
SVRMOB
MSC039-041-050215-
/O.NEW.KMOB.SV.W.0202.120905T0122Z-120905T0215Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
822 PM CDT TUE SEP 4 2012
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
* UNTIL 915 PM CDT
* AT 821 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING
WINDS OVER 60 MPH WAS LOCATED 6 MILES NORTHWEST OF LEAKESVILLE...OR
13 MILES SOUTHWEST OF FRUITDALE...AND MOVING SOUTH AT 20 MPH.
* LOCATIONS IMPACTED INCLUDE...
LEAKESVILLE...
LAT...LON 3130 8879 3135 8852 3108 8843 3097 8842
3093 8868
TIME...MOT...LOC 0122Z 345DEG 18KT 3124 8860
$$1 follow-up statement
678
WWUS54 KMOB 050140
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
840 PM CDT TUE SEP 4 2012
MSC039-041-050150-
/O.CAN.KMOB.SV.W.0202.000000T0000Z-120905T0215Z/
GREENE MS-GEORGE MS-
840 PM CDT TUE SEP 4 2012
...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR
NORTHEASTERN GEORGE AND GREENE COUNTIES...
AT 836 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR NORTHEASTERN
GEORGE AND GREENE COUNTIES HAS WEAKENED TO BELOW SEVERE LIMITS...THUS
THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED.
LAT...LON 3130 8879 3135 8852 3108 8843 3097 8842
3093 8868
TIME...MOT...LOC 0140Z 345DEG 18KT 3115 8857
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 7:21 PM CDT | Severe Thunderstorm Warning | MOB | George, Greene, Wayne | 54 min |
| Sep 4, 7:31 PM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 59 min |
| Sep 4, 7:39 PM CDT | Severe Thunderstorm Warning | MOB | Stone | 21 min |
| Sep 4, 8:06 PM CDT | Severe Thunderstorm Warning | MOB | George, Greene | 34 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2012Every severe thunderstorm warning in 2012
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.