Alert archive / Mississippi / Special Weather Statements in 2021

Special Weather Statement, NWS Jackson, MS

August 29, 2021Leake County, Mississippi

NWS Jackson, MS issued this special weather statement at Aug 29, 2021, 2:25 PM CDT for Leake County, Mississippi. It was in force for 50 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
Aug 29, 2021, 2:25 PM CDT (19:25 UTC)
Expired
Aug 29, 2021, 3:15 PM CDT
In force
50 min
Issued by
NWS Jackson, MS
Hail
0.00 in
Wind
40

County Leake County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 61 km from the middle of the area, began a volume at 19:25 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 nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.4 hours before the alert went out and 60 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-pSkew-T log-p diagram, Jackson, MS at 12:00Z on 2021-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 577 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 2021-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
577 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
900 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

632 
WWUS84 KJAN 291925
SPSJAN

Special Weather Statement
National Weather Service Jackson MS
225 PM CDT Sun Aug 29 2021
 
MSZ037-043-044-292015-
Attala MS-Leake MS-Madison MS-
225 PM CDT Sun Aug 29 2021

...A strong thunderstorm will impact portions of western Leake,
southwestern Attala and northeastern Madison Counties through 315 PM
CDT...

At 225 PM CDT, Doppler radar was tracking a strong thunderstorm near
Carthage, moving northwest at 35 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Carthage, Camden, Tuscola, Thomastown, Cameron, Redwater and Standing
Pine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3258 8951 3258 8953 3278 9002 3283 9002
      3284 8999 3289 8996 3290 8994 3291 8993
      3291 8992 3292 8992 3293 8990 3300 8988
      3272 8941
TIME...MOT...LOC 1925Z 120DEG 31KT 3269 8954 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

EC

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 10:31 AM CDTRiver Flood WarningJANLeake5 days
Aug 29, 10:31 AM CDTRiver Flood WarningJANAttala71 hr
Aug 29, 10:31 AM CDTRiver Flood WarningJANNeshoba7 days
Aug 29, 10:31 AM CDTRiver Flood WarningJANLeake21 days
Aug 29, 10:31 AM CDTRiver Flood WarningJANLeake21 days
Aug 29, 10:37 AM CDTRiver Flood WarningJANCopiah, Simpson58 hr
Aug 29, 10:37 AM CDTRiver Flood WarningJANLawrence58 hr
Aug 29, 10:37 AM CDTRiver Flood WarningJANSimpson4 days
Aug 29, 10:37 AM CDTRiver Flood WarningJANMarion21 days
Aug 29, 10:50 AM CDTSpecial Weather StatementJANCovington, Jones40 min
Aug 29, 10:54 AM CDTRiver Flood WarningJANJones5 days
Aug 29, 10:54 AM CDTRiver Flood WarningJANCovington, Forrest48 hr
Aug 29, 10:54 AM CDTRiver Flood WarningJANCovington, Jones48 hr
Aug 29, 10:54 AM CDTRiver Flood WarningJANForrest48 hr
Aug 29, 10:54 AM CDTRiver Flood WarningJANClarke71 hr
Aug 29, 10:54 AM CDTRiver Flood WarningJANForrest48 hr
Aug 29, 11:08 AM CDTRiver Flood WarningJANFranklin57 hr
Aug 29, 11:08 AM CDTRiver Flood WarningJANAttala, Holmes12 days
Aug 29, 11:08 AM CDTRiver Flood WarningJANMadison, Yazoo9 days
Aug 29, 11:08 AM CDTRiver Flood WarningJANHinds, Warren62 hr
Aug 29, 11:13 AM CDTRiver Flood WarningJANNoxubee5 days
Aug 29, 11:13 AM CDTRiver Flood WarningJANClay5 days
Aug 29, 11:49 AM CDTSpecial Weather StatementJANSimpson, Smith41 min
Aug 29, 12:56 PM CDTSpecial Weather StatementJANHinds, Lauderdale, Newton, Rankin, Scott49 min
Aug 29, 1:51 PM CDTSpecial Weather StatementJANMadison39 min
Aug 29, 2:29 PM CDTSpecial Weather StatementJANWarren, Yazoo46 min
Aug 29, 3:22 PM CDTSpecial Weather StatementJANIssaquena38 min
Aug 29, 4:00 PM CDTWind AdvisoryJANAttala, Bolivar, Carroll, Choctaw, Clay, Grenada and 11 more30 hr
Aug 29, 4:08 PM CDTSpecial Weather StatementJANBolivar67 min
Aug 29, 2:36 PM CDTSpecial Weather StatementJANFranklin, Madison39 min
Aug 29, 4:49 PM CDTSpecial Weather StatementJANMorehouse41 min

Nearby

Special Weather Statements in Mississippi, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.