Alert archive / Mississippi / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 310

May 28, 200144 counties in Mississippi

The Storm Prediction Center issued this severe thunderstorm watch at May 28, 2001, 2:00 PM CDT for 44 counties in Mississippi. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: May 28, 2001, 2:00 PM CDT (19:00 UTC)
Expired: May 28, 2001, 8:00 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center

All 44 counties

Attala County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Itawamba County, MS, Jasper County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lafayette County, MS, Lawrence County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pontotoc County, MS, Quitman County, MS, Rankin County, MS, Scott County, MS, Simpson County, MS, Smith County, MS, Tallahatchie County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS

Warnings issued inside it

2 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
May 28, 3:02 PM CDT	Tornado Warning	JAN	Rankin	28 min
May 28, 6:13 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	17 min

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.0 hours before the alert went out and 35 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2228 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -17 m²/s²
0-3 km storm-relative helicity: 12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS9 KMKC 281845
SEL0  

SEL0  
MKC WW 281839
MSZ000-290100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 310
STORM PREDICTION CENTER NORMAN OK
139 PM CDT MON MAY 28 2001

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   MISSISSIPPI                        

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 200 PM UNTIL 800
PM CDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 60 STATUTE MILES
EAST AND WEST OF A LINE FROM 55 MILES WEST SOUTHWEST OF LAUREL
MISSISSIPPI TO 20 MILES EAST NORTHEAST OF OXFORD MISSISSIPPI.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.  SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.

OTHER WATCH INFORMATION...  CONTINUE...WW 309...

DISCUSSION...MID LEVEL CIRCULATION MOVING EWD INTO NRN MS VICINITY
GLH. AIRMASS ACROSS MUCH OF NRN/CNTRL MS HAS DESTABILIZED WITH
CAPES BETWEEN 2000-3000 J/KG.  SURFACE CONVERGENCE ALSO INITIATING
STORMS E OF MS RIVER TO W OF JAN. WITH MID LEVEL WIND MAX ON S SIDE
OF CIRCULATION  ROTATING ACROSS CENTRAL MS...DEEP LAYER SHEAR
SUPPORTIVE OF ORGANIZED SEVERE.  ISOLATED  SUPERCELLS WILL ENHANCE
POTENTIAL FOR LARGE HAIL AND WIND DAMAGE.


AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.  MEAN STORM
MOTION VECTOR 27030.


...HALES

;342,0880 312,0890 312,0910 342,0901;

Nearby

Severe Thunderstorm Watches in Mississippi, 2001 Every severe thunderstorm watch in 2001

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.