Alert archive / Mississippi / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 5, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 1, 2011, 3:59 PM CST for 4 counties in Mississippi. It was in force for 46 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
- Feb 1, 2011, 3:59 PM CST (21:59 UTC)
- Expired
- Feb 1, 2011, 4:45 PM CST
- In force
- 46 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties George County, MS, Greene County, MS, Perry County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 55 km from the middle of the area, began a volume at 22:03 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 |
|---|---|---|---|
| Feb 1, 1:03 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 10.0 hours before the alert went out and 109 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 437 m²/s²
- 0-3 km storm-relative helicity
- 526 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
309
WUUS54 KMOB 012159 RRA
SVRMOB
MSC039-041-111-131-012245-
/O.NEW.KMOB.SV.W.0005.110201T2159Z-110201T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
359 PM CST TUE FEB 1 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
GEORGE COUNTY IN SOUTHEAST MISSISSIPPI...
THIS INCLUDES THE CITY OF LUCEDALE...
SOUTHERN GREENE COUNTY IN SOUTHEAST MISSISSIPPI...
THIS INCLUDES THE CITY OF LEAKESVILLE...
SOUTHEASTERN PERRY COUNTY IN SOUTHEAST MISSISSIPPI...
STONE COUNTY IN SOUTHEAST MISSISSIPPI...
* UNTIL 445 PM CST
* AT 358 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED 11 MILES SOUTH OF WIGGINS...OR
NEAR SAUCIER...AND MOVING NORTHEAST AT 70 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
LUCEDALE AROUND 425 PM CST...
LEAKESVILLE AROUND 435 PM CST...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
&&
LAT...LON 3121 8844 3075 8843 3073 8860 3073 8886
3069 8887 3067 8904 3068 8916 3080 8924
TIME...MOT...LOC 2158Z 234DEG 62KT 3075 8910
$$2 follow-up statements
417
WWUS54 KMOB 012206
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
406 PM CST TUE FEB 1 2011
MSC039-041-111-131-012245-
/O.CON.KMOB.SV.W.0005.000000T0000Z-110201T2245Z/
GEORGE MS-STONE MS-PERRY MS-GREENE MS-
406 PM CST TUE FEB 1 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CST
FOR SOUTHERN GREENE...SOUTHEASTERN PERRY...EASTERN STONE AND GEORGE
COUNTIES...
AT 406 PM CST...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS OVER 70
MPH. THIS STORM WAS NEAR BIG LEVEL...OR ABOUT 8 MILES SOUTHEAST OF
WIGGINS...MOVING NORTHEAST AT 75 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
BENNDALE...DALE AND DEEP CREEK AROUND 415 PM CST...
CROSSROADS AROUND 420 PM CST...
BEXLEY...LUCEDALE AND MERRILL AROUND 425 PM CST...
ROCK CREEK...VERNAL AND EVANSTON AROUND 430 PM CST...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3069 8903 3069 8907 3085 8914 3121 8844
3075 8843 3073 8860 3073 8886 3069 8887
TIME...MOT...LOC 2206Z 242DEG 64KT 3079 8900
$$827
WWUS54 KMOB 012224
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
424 PM CST TUE FEB 1 2011
MSC111-012233-
/O.CAN.KMOB.SV.W.0005.000000T0000Z-110201T2245Z/
PERRY MS-
424 PM CST TUE FEB 1 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PERRY COUNTY IS
CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3083 8888 3092 8880 3094 8882 3101 8882
3121 8844 3075 8843 3073 8860 3073 8892
TIME...MOT...LOC 2223Z 229DEG 51KT 3102 8879 3101 8872
3097 8870 3086 8880 3074 8888
$$
MSC039-041-131-012245-
/O.CON.KMOB.SV.W.0005.000000T0000Z-110201T2245Z/
GEORGE MS-STONE MS-GREENE MS-
424 PM CST TUE FEB 1 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CST
FOR SOUTHERN GREENE...EAST CENTRAL STONE AND GEORGE COUNTIES...
AT 421 PM CST... CAPABLE OF PRODUCING DAMAGING WINDS OVER 60 MPH.
THESE STORMS WERE ALONG A LINE EXTENDING FROM LEAF TO MERRILL TO 11
MILES SOUTHWEST OF DALE...MOVING NORTHEAST AT 60 MPH.
SEVERE THUNDERSTORMS WILL BE NEAR...
DALE...VERNAL AND BEXLEY AROUND 430 PM CST...
CROSSROADS AROUND 435 PM CST...
BARTON AND DUEITT AROUND 440 PM CST...
LUCEDALE...ROCK CREEK...EVANSTON AND MOVELLA AROUND 445 PM CST...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY ON THE LOWEST
FLOOR OF A STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A
ROOM SUCH AS A CLOSET OR BATHROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CST TUESDAY EVENING
FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.
LAT...LON 3083 8888 3092 8880 3094 8882 3101 8882
3121 8844 3075 8843 3073 8860 3073 8892
TIME...MOT...LOC 2223Z 229DEG 51KT 3102 8879 3101 8872
3097 8870 3086 8880 3074 8888
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 31, 9:04 PM CST | Wind Advisory | MOB | George, Greene, Perry, Stone, Wayne | 23 hr |
| Feb 1, 3:09 PM CST | Severe Thunderstorm Warning | MOB | George, Greene, Perry, Stone, Wayne | 51 min |
| Feb 1, 3:59 PM CST | Severe Thunderstorm Warning | MOB | Greene, Wayne | 34 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2011Every severe thunderstorm warning in 2011
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.