A line of severe storms associated with an advancing cold front moved across the region. A few storms caused wind damage in the form of blown down trees and power lines.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS JAN wrote it up.
A line of severe storms associated with an advancing cold front moved across the region. A few storms caused wind damage in the form of blown down trees and power lines. Some of these trees fell on structures.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Jackson, MS wrote its last area forecast discussion before the first event at May 21, 2:54 PM CST, 2 hours 56 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON MS 354 PM CDT TUE MAY 21 2013 .SHORT TERM...TONIGHT THROUGH THURSDAY NIGHT...THE THREAT FOR STRONG TO SEVERE THUNDERSTORMS WILL EXIST TONIGHT...MAINLY OVER THE NORTHWEST HALF OF THE AREA AS A SHORTWAVE WILL CONTINUE TO MOVE EAST AND ACROSS OUR CWA INTO WEDNESDAY MORNING. THE MAIN FORCING ASSOCIATED WITH THE SHORTWAVE TROUGH WILL ARRIVE IN OUR NORTHWEST AFTER MIDNIGHT. OVERALL INSTABILITY WILL BE LESS WITH THE LOSS OF DAYTIME HEATING THIS EVENING...BUT LOW LEVEL FLOW WILL BE ON THE INCREASE. LARGE HAIL...DAMAGING WINDS...AND A FEW TORNADOES WILL BE POSSIBLE TONIGHT. THIS POTENTIAL WILL BE GREATEST IN SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA...AND IN THE FAR NORTHWEST DELTA LATE THIS EVENING TO EARLY WEDNESDAY MORNING. THE SHORTWAVE IS EXPECTED TO BE EAST OF OUR CWA BY WEDNESDAY AFTERNOON. IN ITS WAKE DRIER AIR AND SUBSIDENCE WILL SPREAD OVER OUR CWA FROM THE WEST. CONDITIONS WILL BE LESS FAVORABLE FOR SEVERE STORMS WEDNESDAY. HOWEVER...A FEW STRONG STORMS WILL BE HARD TO RULE OUT WEDNESDAY AFTERNOON IN THE SOUTHEAST. FOR THURSDAY...GENERALLY QUIET CONDITIONS WILL EXIST AS UPPER RIDGING IS SITUATED OVER THE MS RIVER VALLEY. TO THE EAST OF THE RIDGE AXIS WILL BE A DECENT TROUGH WHICH WILL HELP PUSH A COOL FRONT INTO AND POSSIBLY THROUGH THE REGION. THERE WILL LIKELY BE SOME SORT OF STALLED BOUNDARY NEAR THE CWA...BUT A BETTER PUSH OF COOLER AIR WILL MAKE A RUN AT THE REGION THANKS TO THE DEVELOPING TROUGH AXIS TO OUR EAST. /27/CME/ .LONG TERM...FRIDAY THROUGH TUESDAY...BELOW AVG CONDITIONS LOOK TO EXIST FOR THE WEEKEND (FRI-SUN) WITH MODERATING CONDITIONS FOR EARLY NEXT WEEK. THE GFS KEEPS THE REGION DRY THROUGH THIS TIME...BUT BY THE LATTER HALF OF THE WEEKEND...A NW FLOW REGIME WILL BE IN PLACE AND WHILE THAT OFTEN BRINGS US THE NICE/PLEASANT WEATHER...IT CAN ALSO BRING SURPRISES THIS TIME OF YEAR IN THE FORM OF SHRA/TSRA. AT THIS TIME...WILL FOLLOW THE GFS AND KEEP THE AREA DRY/PRECIP FREE. /CME/ && .AVIATION...VFR CONDITIONS WILL BE IN PLACE THIS AFTERNOON WITH ISOLATED SHWRS. A FEW TSTMS...POTENTIALLY SEVERE WITH DAMAGING WINDS AND LARGE HAIL...WILL DEVELOP OVER THE DELTA REGION. CONDITIONS WILL DETERIORATE TO MVFR CIGS...LCL IFR CIGS/VSBYS...FROM THE NW DURING THE EVENING AS A WEATHER DISTURBANCE APPROACHES THE REGION AND COVERAGE OF SHWRS AND TSTMS INCREASES. SEVERE TSTMS WILL BE POSSIBLE IN THE DELTA INTO NCNTRL MS THIS EVENING WITH THE POTENTIAL FOR LARGE HAIL AND DAMAGING WINDS ALONG WITH A FEW TORNADOES. THE RISK FOR STRONG TO SEVERE STORMS WITH LARGE HAIL AND DAMAGING WIND WILL EXTEND ACROSS AREAS ALONG AND NW OF THE NATCHEZ TRACE BY SUNRISE WEDNESDAY. FOR LOCATIONS TO THE EAST AND SOUTH OF THE TRACE AREAS OF MVFR/IFR CIGS/VSBYS WILL DEVELOP AFTER 07Z WITH ISOLATED SHWRS/TSTMS DEVELOPING BY SUNRISE. && .PRELIMINARY POINT TEMPS/POPS... JACKSON 69 85 61 90 / 53 48 9 6 MERIDIAN 65 85 60 90 / 30 43 22 5 VICKSBURG 70 86 59 89 / 72 43 5 5 HATTIESBURG 68 87 67 90 / 17 40 17 10 NATCHEZ 70 86 64 88 / 61 49 10 15 GREENVILLE 68 85 61 88 / 93 34 3 3 GREENWOOD 69 84 58 87 / 75 43 4 5 && .JAN WATCHES/WARNINGS/ADVISORIES... MS...NONE. LA...NONE. AR...NONE. && 27/CME
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 300 PM CDT TUE MAY 21 2013 ARZ074-075-LAZ007>009-015-016-023-MSZ018-019-025-034-035-040-041- 222000- ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON LA-FRANKLIN LA-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON- HUMPHREYS-ISSAQUENA-SHARKEY- 300 PM CDT TUE MAY 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHEAST ARKANSAS... PORTIONS OF NORTHEAST LOUISIANA AND CENTRAL MISSISSIPPI. .DAY ONE...TONIGHT AND WEDNESDAY A LINE OF SEVERE STORMS WILL DEVELOP AHEAD OF A COLD FRONT AND MOVE ACROSS THE ARKLAMISS DELTA REGION THIS EVENING...PRIMARILY IN THE 7 PM TO MIDNIGHT TIME FRAME. DAMAGING WIND GUSTS OF 60 TO 70 MPH AND LARGE HAIL ARE EXPECTED ALONG WITH THE POSSIBILITY FOR A FEW TORNADOES. IN ADDITION...PERIODS OF HEAVY RAINFALL WILL BE POSSIBLE AND THIS MAY CAUSE PONDING OF WATER ON ROADWAYS AND IN POOR DRAINAGE AREAS. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH MONDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS...MAY BE NECESSARY THIS EVENING. LAZ024>026-MSZ026>033-036>038-042>045-047>050-053-054-059>061- 222000- CATAHOULA-TENSAS-CONCORDIA-GRENADA-CARROLL-MONTGOMERY-WEBSTER- CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-HOLMES-ATTALA-WINSTON-YAZOO- MADISON MS-LEAKE-NESHOBA-WARREN-HINDS-RANKIN-SCOTT-CLAIBORNE- COPIAH-JEFFERSON-ADAMS-FRANKLIN MS- 300 PM CDT TUE MAY 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT A LINE OF STRONG TO SEVERE STORMS WILL DEVELOP AHEAD OF A COLD FRONT AND MOVE INTO CENTRAL MISSISSIPPI LATE THIS EVENING AND OVERNIGHT... PRIMARILY IN THE 9 PM TO 2 AM TIME FRAME. DAMAGING WIND GUSTS OF 50 TO 60 MPH AND HAIL ARE EXPECTED...AND A COUPLE OF TORNADOES CANNOT BE RULED OUT. IN ADDITION...PERIODS OF HEAVY RAINFALL WILL BE POSSIBLE AND THIS MAY CAUSE PONDING OF WATER ON ROADWAYS AND IN POOR DRAINAGE AREAS. STRONG STORMS MAY REDEVELOP WEDNESDAY AHEAD OF THE COLD FRONT. THE MOST INTENSE STORMS ARE EXPECTED TO BE CAPABLE OF WIND GUSTS TO 50 MPH AS WELL AS SOME SMALL HAIL. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH MONDAY .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS...MAY BE NECESSARY TONIGHT. MSZ039-046-051-052-055>058-062>066-072>074-222000- NOXUBEE-KEMPER-NEWTON-LAUDERDALE-SIMPSON-SMITH-JASPER-CLARKE- LINCOLN-LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR- FORREST- 300 PM CDT TUE MAY 21 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN AND SOUTH CENTRAL MISSISSIPPI. .DAY ONE...TONIGHT AND WEDNESDAY STRONG STORMS ARE POSSIBLE WEDNESDAY AS A DISTURBANCE SWINGS ACROSS THE REGION. THE MOST INTENSE STORMS ARE EXPECTED TO BE CAPABLE OF WIND GUSTS TO 50 MPH AS WELL AS SMALL HAIL. FREQUENT CLOUD TO GROUND LIGHTNING STRIKES AND LOCALLY HEAVY DOWNPOURS ARE ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH MONDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS...IS NOT ANTICIPATED. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. EC
ARZ075-212310-
CHICOT AR-
539 PM CDT TUE MAY 21 2013
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
539 PM CDT TUE MAY 21 2013
...STRONG THUNDERSTORM AFFECTING NORTHERN CHICOT COUNTY...
A STRONG THUNDERSTORM CAPABLE OF PRODUCING PEA TO DIME SIZE HAIL AND
45 MPH WIND GUSTS WAS LOCATED 6 MILES SOUTH OF DERMOTT AT 538 PM
CDT...MOVING NORTHEAST AT 30 MPH.
HIGH WINDS CAN BRING DOWN TREES AND LARGE LIMBS RESULTING IN SERIOUS
INJURY OR PROPERTY DAMAGE. EXERCISE EXTREME CAUTION WHEN OUTDOORS
DURING SUCH STRONG WINDS...AND BE ESPECIALLY AWARE OF OLDER TREES.
PEOPLE IN NORTHWESTERN CHICOT COUNTY SHOULD MONITOR THIS STORM
CLOSELY.
LAT...LON 3357 9135 3352 9132 3352 9126 3356 9125
3357 9124 3352 9121 3335 9137 3341 9146
3357 9146 3357 9144
TIME...MOT...LOC 2238Z 215DEG 27KT 3347 9139
BYBMSZ018-019-212355- SUNFLOWER MS-BOLIVAR MS- 635 PM CDT TUE MAY 21 2013 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 635 PM CDT TUE MAY 21 2013 ...STRONG STORM OVER EASTERN BOLIVAR COUNTY... A STRONG THUNDERSTORM CAPABLE OF PRODUCING PENNY TO NICKEL SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED OVER BOYLE AT 635 PM CDT...MOVING NORTHEAST AT 25 MPH. DANGEROUS CLOUD TO GROUND LIGHTNING IS ALSO LIKELY WITH THIS STORM. PEOPLE IN EAST CENTRAL BOLIVAR AND NORTH CENTRAL SUNFLOWER COUNTIES SHOULD MONITOR THIS STORM CLOSELY. LAT...LON 3394 9067 3381 9048 3361 9074 3369 9086 TIME...MOT...LOC 2335Z 219DEG 21KT 3371 9074 EEC
The Jackson/Brandon,MS radar (KDGX), 161 km away, was scanning. The volume nearest the first event began at 23:48 UTC.
18 thunderstorm wind. Local standard time, as filed.
A large tree was blown down, and a few power poles were snapped at the intersection of Washington Ave and Stallings St.
Power lines were blown down all around Inverness. Several power outages occurred in the area.
Trees and power lines were blown down in the city of Grenada, as well as throughout the county.
Several trees were blown down around Jefferson.
Several trees were blown down south of Coila.
Over twenty trees were blown down around Vicksburg, and in several other areas around the county. The roof of a business was blown off at Washington St and Belmont, and the roof of a home was blown off in the area.
A big limb was blown onto power lines.
Trees were blown down on Anding Oil, City Road and Highway 433. A tree also fell on the fence at a residence on Highway 433.
A few trees were blown down along Highway 407.
A couple of trees were blown down northwest of Utica. One of them was blown down along Highway 27 near the Natchez Trace due to an outflow boundary. Some power lines were blown down in Edwards as well.
A tree was blown down on Cox Ferry Road just west of Highway 49.
A few trees were blown down along Highway 413 southeast of Kilmichael.
A tree was blown down on west County Line Road.
Trees were blown down on Highway 16, and also on Sharon Road close to Brooks Road near Canton.
A few trees were blown down across Mount Vernon Road.
A few trees and a power line were blown down in Ackerman.
Trees and power lines were blown down in Carthage along Highway 35.
Trees and power lines were blown down near Star and Pelahatchie. A tree was blown onto a house on 520 Sunny Circle near Star.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Mississippi in 2013Every state in 2013This day in weather historyWarnings in Mississippi, May 2013
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 448524, 448527, 449541, 449542, 449543, 449544, 449545, 449546, 449548, 449550, 449553, 449554, 449556, 449558, 449559, 449560, 449561, 449562.