Alert archive / Mississippi / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 347, NWS Jackson, MS

May 27, 2001Sunflower County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 27, 2001, 11:47 PM CDT for Sunflower County, Mississippi. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: May 27, 2001, 11:47 PM CDT (04:47 UTC)
Expired: May 28, 2001, 12:15 AM CDT
In force: 28 min
Issued by: NWS Jackson, MS
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Sunflower County, MS

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 4.8 hours before the alert went out and 146 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: 1665 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 1494 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KJAN 280447
SVRJAN
MSC133-280515-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1147 PM CDT SUN MAY 27 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SUNFLOWER COUNTY IN NORTHWEST MISSISSIPPI

* UNTIL 1215 AM CDT

* AT 1147 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES NORTHWEST OF INDIANOLA...OR ABOUT 4
  MILES SOUTHEAST OF SHAW...MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL...
  BE NEAR SUNFLOWER AT 1205 AM CDT
  BE NEAR RULEVILLE AT 1210 AM CDT

HAIL TO THE SIZE OF NICKELS IS LIKELY WITH THIS STORM.

LAT...LON 3367 9046 3378 9055 3372 9065 3363 9065
          3362 9074 3335 9074 3355 9046

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at May 27, 10:05 PM CDT, 1 hour 42 minutes earlier.

Area forecast discussion, May 27, 10:05 PM CDT, 1 hour 42 minutes before

AREA FORECAST DISCUSSION...UPDATED...
NATIONAL WEATHER SERVICE JACKSON MS
1005 PM CDT SUN MAY 27 2001

ON SATELLITE VAPOR IMAGERY UPPER LOW WAS OVER GREAT LAKES...WITH
A SERIES OF SHORT WAVES ROTATING AROUND THE BROAD UPPER
TROUGH. ANOTHER SHORT WAVE WAS APPROACHING FROM THE SOUTHERN
PLAINS ALONG AN MCS. ON THE SURFACE A WARM FRONT WAS NOTED
NORTH OF THE FORECAST AREA ACROSS NORTH MISSISSIPPI...AS WELL AS
SCATTERED CONVECTION. SPC HAS A SLIGHT RISK FOR THE REGION TONIGHT.
SO WILL LEAVE A FEW SEVERE NORTH...ISOLATED SEVERE CENTRAL FOR ANY
REDEVELOPMENT IN THE CENTRAL AND NORTH...BETWEEN THIS EVENING AND DAWN.

.JAN...
MS...NONE.
LA...NONE.
AR...NONE.

17

In the hours before

Special weather statement, May 27, 8:20 PM CDT, 3 hours 27 minutes before

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074-
281200-

HAZARDOUS WEATHER OUTLOOK...UDPATED
NATIONAL WEATHER SERVICE JACKSON MS
820 PM CDT SUN MAY 27 2001

...THUNDERSTORMS...
A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM FOR THE
FOLLOWING COUNTIES IN NORTH AND NORTHWEST MISSISSIPPI

BOLIVAR, SUNFLOWER, LEFLORE, CARROLL, GRENADA, MONTGOMERY, WEBSTER
AND CHOCTAW.

SEVERE THUNDERSTORMS WILL BE POSSIBLE THROUGH TONIGHT ACROSS EXTREME
SOUTHEAST ARKANSAS...NORTHEAST LOUISIANA...AND MUCH OF MISSISSIPPI.
THE BEST COVERAGE OF SEVERE THUNDERSTORMS WILL OCCUR IN AND NEAR
THE WATCH AREA WHERE LARGE HAIL AND DAMAGING WINDS WILL BE THE
PRIMARY SEVERE WEATHER THREATS THE REST OF THIS EVENING.

ACTIVATION OF STORM SPOTTERS MAY BE NECESSARY THROUGH
TONIGHT...ESPECIALLY ALONG THE HIGHWAY 82 CORRIDOR FROMNEAR
CLEVELAND...TO GREENWOOD...TO EUPORA AND ACKERMAN THIS EVENING.

THE AIRMASS OVER THE LOWER MISSISSIPPI VALLEY REGION WILL REMAIN
MOIST AND UNSTABLE OVERNIGHT. A FAVORABLE UPPER LEVEL ENVIRONMENT WILL
HELP INITIATE THUNDERSTORM COMPLEXES THAT WILL MOVE EAST ACROSS THE
REGION THROUGH TONIGHT. THE DEGREE OF INSTABILITY COMBINED WITH A
FAVORABLE UPPER LEVEL WIND PROFILE AND WARM FRONT DRAPED ACROSS
NORTHERN MISSISSIPPI WILL ALLOW SOME OF THE THUNDERSTORMS TO BECOME
SEVERE OVERNIGHT.

Local storm report, May 27, 8:24 PM CDT, 3 hours 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
824 PM CDT SUN MAY 27 2001...CORR...

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ...COUNTY LOCATION....

0411 PM    TUSCOLA                   MS   WIND DAMAGE
05/27/01   LEAKE                          TREES DOWN NEAR HWY. 500
                                          REPORTED BY LEAKE
                                          COUNTY S.O.

Local storm report, May 27, 8:47 PM CDT, 3 hours before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
847 PM CDT SUN MAY 27 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ...COUNTY LOCATION....

0331 PM    9 NW KOSCIUSKO            MS   WIND DAMAGE
05/27/01   ATTALA                         POWER LINES DOWN ON HWY
                                          19 REPORTED BY EMA.

Local storm report, May 27, 8:51 PM CDT, 2 hours 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
851 PM CDT SUN MAY 27 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ...COUNTY LOCATION....

0314 PM    KOSCIUSKO                 MS   FUNNEL CLOUD SOUTH OF
05/27/01   ATTALA                         KOSCIUSKO CITY LIMITS
                                          REPORTED BY AMATEUR
                                          RADIO OPERATOR.

Local storm report, May 27, 11:19 PM CDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
1119 PM CDT SUN MAY 27 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ...COUNTY LOCATION....

1100 PM    4 E CLEVELAND             MS   0.75 INCH HAIL
05/27/01   BOLIVAR                        BOLIVAR CD REPORTED
                                          DIME SIZE HAIL 4 MILES
                                          EAST OF CLEVELAND.

Local storm report, May 27, 11:31 PM CDT, 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
1131 PM CDT SUN MAY 27 2001

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ...COUNTY LOCATION....

1050 PM    DREW                      MS   0.88 INCH HAIL
05/27/01   SUNFLOWER                      NICKEL SIZE HAIL
                                          REPORTED BY DREW
                                          POLICE.

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 27, 10:35 PM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	40 min
May 28, 1:18 AM CDT	Flash Flood Warning	JAN	Leflore	117 min
May 28, 1:52 AM CDT	Severe Thunderstorm Warning	JAN	Sunflower	23 min
May 28, 2:50 AM CDT	Severe Thunderstorm Warning	JAN	Grenada	40 min
May 28, 11:08 AM CDT	Tornado Warning	JAN	Bolivar	37 min
May 28, 11:43 AM CDT	Tornado Warning	JAN	Bolivar, Sunflower	57 min
May 28, 3:02 PM CDT	Tornado Warning	JAN	Rankin	28 min
May 28, 4:18 PM CDT	Tornado Warning	JAN	Bolivar, Sunflower	27 min
May 28, 6:13 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	17 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2001 Every severe thunderstorm warning 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.