Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 260, NWS Jackson, MS

September 1, 2021Holmes County, Humphreys County, Yazoo County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Sep 1, 2021, 5:04 PM CDT for Holmes County, Humphreys County, Yazoo County, Mississippi. It was in force for 41 min. 6 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Sep 1, 2021, 5:04 PM CDT (22:04 UTC)
Expired: Sep 1, 2021, 5:45 PM CDT
In force: 41 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Holmes County, MS, Humphreys County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 83 km from the middle of the area, began a volume at 22:05 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.

What was reported inside it

Time	Report	Where	Remark
Sep 1, 5:09 PM CDT	TSTM WND DMG	Eden, MS	A TREE FELL THROUGH A ROOF ON EDEN MAIN ST.
Sep 1, 5:09 PM CDT	TSTM WND DMG	Eden, MS	ON CHURCH ST, A DOUBLEWIDE MOBILE HOME WAS SHIFTED AND SUSTAINED ROOF DAMAGE.
Sep 1, 5:09 PM CDT	TSTM WND DMG	Eden, MS	POWER LINES DOWNED ON US 49E.
Sep 1, 5:17 PM CDT	TSTM WND DMG	5 Se Eden, MS	TREES DOWNED ON EDEN MIDWAY RD.
Sep 1, 5:36 PM CDT	TSTM WND DMG	Benton, MS	POWER LINES DOWNED ON ACADEMY DR AND SEVERAL TREES DOWNED ON MS HWY 433 ABOUT ONE MILE SOUTH OF MS HWY 16.
Sep 1, 5:38 PM CDT	TSTM WND DMG	2 W Benton, MS	TREE ACROSS MS HWY 16 AT INTERSECTION WITH MOLLETT RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 10.1 hours before the alert went out and 75 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: 1115 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 1102 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

394 
WUUS54 KJAN 012204
SVRJAN
MSC051-053-163-012245-
/O.NEW.KJAN.SV.W.0260.210901T2204Z-210901T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
504 PM CDT Wed Sep 1 2021

The National Weather Service in Jackson has issued a

* Severe Thunderstorm Warning for...
  Southwestern Holmes County in central Mississippi...
  Northeastern Yazoo County in central Mississippi...
  Southeastern Humphreys County in central Mississippi...

* Until 545 PM CDT.

* At 504 PM CDT, a severe thunderstorm was located near Thornton,
  moving south at 20 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Coxburg around 515 PM CDT.
  Yazoo City around 530 PM CDT.
  Benton around 545 PM CDT.

Other locations impacted by this severe thunderstorm include Eden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3306 9048 3311 9027 3283 9010 3274 9040
TIME...MOT...LOC 2204Z 339DEG 19KT 3302 9036 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

JNE

1 follow-up statement

206 
WWUS54 KJAN 012224
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
524 PM CDT Wed Sep 1 2021

MSC051-053-012234-
/O.CAN.KJAN.SV.W.0260.000000T0000Z-210901T2245Z/
Holmes MS-Humphreys MS-
524 PM CDT Wed Sep 1 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN HOLMES AND
SOUTHEASTERN HUMPHREYS COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3283 9010 3274 9040 3293 9045 3300 9040
      3301 9035 3295 9017
TIME...MOT...LOC 2224Z 339DEG 19KT 3292 9031 

$$

MSC163-012245-
/O.CON.KJAN.SV.W.0260.000000T0000Z-210901T2245Z/
Yazoo MS-
524 PM CDT Wed Sep 1 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR NORTHEASTERN YAZOO COUNTY...

At 524 PM CDT, a severe thunderstorm was located near Yazoo City,
moving south at 20 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Yazoo City, Benton and Eden. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3283 9010 3274 9040 3293 9045 3300 9040
      3301 9035 3295 9017
TIME...MOT...LOC 2224Z 339DEG 19KT 3292 9031 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

DL

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 1, 4:08 AM CDT	Heat Advisory	JAN	Adams, Bolivar, Carroll, Claiborne, Copiah, Franklin and 18 more	15 hr
Sep 1, 1:03 PM CDT	Special Weather Statement	JAN	Lowndes	42 min
Sep 1, 1:10 PM CDT	Severe Thunderstorm Warning	JAN	Lowndes	38 min
Sep 1, 2:37 PM CDT	Special Weather Statement	JAN	Noxubee	23 min
Sep 1, 2:46 PM CDT	Special Weather Statement	JAN	Clay	29 min
Sep 1, 3:13 PM CDT	Special Weather Statement	JAN	Choctaw	32 min
Sep 1, 3:25 PM CDT	Severe Thunderstorm Warning	JAN	Clay, Lowndes, Noxubee, Oktibbeha	50 min
Sep 1, 3:30 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Choctaw, Winston	45 min
Sep 1, 3:34 PM CDT	Special Weather Statement	JAN	Carroll	41 min
Sep 1, 4:02 PM CDT	Special Weather Statement	JAN	Carroll, Holmes	43 min
Sep 1, 4:20 PM CDT	Severe Thunderstorm Warning	JAN	Kemper, Noxubee	40 min
Sep 1, 4:35 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Carroll, Holmes, Leake, Madison, Yazoo	40 min
Sep 1, 4:42 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Kemper, Lauderdale, Leake, Neshoba, Newton and 1 more	48 min
Sep 1, 5:00 PM CDT	Severe Thunderstorm Warning	JAN	Kemper	45 min
Sep 1, 5:07 PM CDT	Severe Thunderstorm Warning	JAN	Leake, Madison, Rankin, Scott, Yazoo	68 min
Sep 1, 5:19 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Lauderdale, Newton	56 min
Sep 1, 5:34 PM CDT	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale, Leake, Neshoba, Newton	34 min
Sep 1, 5:45 PM CDT	Severe Thunderstorm Warning	JAN	Madison, Yazoo	60 min
Sep 1, 6:05 PM CDT	Special Weather Statement	JAN	Clarke, Jasper, Rankin, Scott, Simpson, Smith	55 min
Sep 1, 6:14 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison, Rankin, Simpson	76 min
Sep 1, 6:15 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Lauderdale, Newton	60 min
Sep 1, 6:37 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper, Simpson, Smith	53 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2021 Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.