Alert archive / Mississippi / Special Weather Statements in 2022

Special Weather Statement, NWS Jackson, MS

August 7, 2022Clay County, Mississippi

NWS Jackson, MS issued this special weather statement at Aug 7, 2022, 1:31 PM CDT for Clay County, Mississippi. It was in force for 44 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 7, 2022, 1:31 PM CDT (18:31 UTC)
Expired: Aug 7, 2022, 2:15 PM CDT
In force: 44 min
Issued by: NWS Jackson, MS
Hail: 0.00 in
Wind: 40

County Clay County, MS

The radar

The Columbus AFB radar (KGWX), 47 km from the middle of the area, began a volume at 18:30 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

Birmingham, AL (KBMX), launched 12:00Z, 6.5 hours before the alert went out and 181 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: 1170 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 891 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 7, 12:29 PM CDT, 1 hour 2 minutes earlier.

Area forecast discussion, Aug 7, 12:29 PM CDT, 1 hour 2 minutes before

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Hazardous weather outlook, Aug 7, 5:20 AM CDT, 8 hours 11 minutes before

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In the hours before

Special weather statement, Aug 7, 1:31 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Jackson MS
131 PM CDT Sun Aug 7 2022

MSZ030-031-033-071915-
Lowndes MS-Oktibbeha MS-Clay MS-
131 PM CDT Sun Aug 7 2022

...A strong thunderstorm will impact portions of northeastern
Oktibbeha, southeastern Clay and west central Lowndes Counties
through 215 PM CDT...

At 131 PM CDT, Doppler radar was tracking a strong thunderstorm over
Muldrow, or near West Point, moving northeast at 10 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

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

This strong thunderstorm will be near...
  Tibbee around 140 PM CDT.
  West Point around 215 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3343 8868 3355 8884 3373 8872 3368 8872
      3368 8859 3358 8845
TIME...MOT...LOC 1831Z 220DEG 8KT 3355 8871

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

86

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 7, 1:47 PM CDT	Heat Advisory	JAN	Bolivar, Carroll, Claiborne, Copiah, Grenada, Hinds and 10 more	29 hr
Aug 7, 5:45 PM CDT	Special Weather Statement	JAN	Lowndes	45 min
Aug 7, 6:01 PM CDT	Special Weather Statement	JAN	Rankin	44 min
Aug 7, 6:36 PM CDT	Special Weather Statement	JAN	Noxubee	39 min
Aug 7, 6:49 PM CDT	Special Weather Statement	JAN	Clarke	26 min

Nearby

Special Weather Statements in Mississippi, 2022 Every special weather statement in 2022

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.