Alert archive / Mississippi / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 294, NWS Jackson, MS

July 13, 2022Webster County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jul 13, 2022, 12:31 PM CDT for Webster County, Mississippi. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 13, 2022, 12:31 PM CDT (17:31 UTC)
Expired
Jul 13, 2022, 1:02 PM CDT
In force
31 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Webster County, MS

The radar

The Columbus AFB radar (KGWX), 94 km from the middle of the area, began a volume at 17:33 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, 5.5 hours before the alert went out and 162 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 2022-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1563 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 2022-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
1563 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
933 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Jul 13, 9:15 AM CDT, 3 hours 16 minutes earlier.

Area forecast discussion, Jul 13, 9:15 AM CDT, 3 hours 16 minutes before
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Hazardous weather outlook, Jul 13, 8:59 AM CDT, 3 hours 32 minutes before
Hazardous Weather Outlook
National Weather Service Jackson MS
859 AM CDT Wed Jul 13 2022

ARZ074-075-LAZ007>009-015-016-023>026-MSZ019-025-026-034-059>066-
141400-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Sunflower-
Leflore-Grenada-Washington-Jefferson-Adams-Franklin MS-Lincoln-
Lawrence-Jefferson Davis-Covington-Jones-
859 AM CDT Wed Jul 13 2022

This hazardous weather outlook is for portions of southeast
Arkansas, northeast Louisiana, north central Mississippi,
northwest Mississippi, and south central Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Today through Tonight

Today through tonight, isolated severe thunderstorms are
possible. Some thunderstorms could produce damaging wind gusts
and hail.

(https://www.weather.gov/images/jan/graphicast/1.png)

EXCESSIVE HEAT
THREAT...Elevated
TIMING...Today

Today, dangerous heat likely with peak heat index values ranging
from 105 to 110 degrees. Heat exhaustion will be likely with
outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

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 needed for portions of the region today
through tonight.

MSZ018-072>074-141400-
Bolivar-Marion-Lamar-Forrest-
859 AM CDT Wed Jul 13 2022

This hazardous weather outlook is for portions of northwest
Mississippi, south central Mississippi, and southeast
Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Today through Tonight

Today through tonight, isolated severe thunderstorms are
possible. Some thunderstorms could produce damaging wind gusts
and hail.

(https://www.weather.gov/images/jan/graphicast/1.png)

EXCESSIVE HEAT
THREAT...Elevated
TIMING...Today

Today, dangerous heat likely with peak heat index values ranging
from 105 to 110 degrees. Heat exhaustion will be likely with
outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

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 needed for portions of the region today.

MSZ031>033-038-039-045-046-051-052-057-058-141400-
Lowndes-Choctaw-Oktibbeha-Winston-Noxubee-Neshoba-Kemper-Newton-
Lauderdale-Jasper-Clarke-
859 AM CDT Wed Jul 13 2022

This hazardous weather outlook is for portions of central
Mississippi, east central Mississippi, and northeast Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...Mainly Today

Today through tonight, severe thunderstorms are possible.
Thunderstorms could produce damaging wind gusts and hail.

(https://www.weather.gov/images/jan/graphicast/1.png)

EXCESSIVE HEAT
THREAT...Limited
TIMING...Today

Today, caution is advised for possible dangerous heat as heat
index values peak near 105 degrees. Heat exhaustion will be
possible with outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

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 needed for portions of the region today
through tonight.

MSZ027-028-035>037-040>044-047>050-053>056-141400-
Carroll-Montgomery-Humphreys-Holmes-Attala-Issaquena-Sharkey-
Yazoo-Madison MS-Leake-Warren-Hinds-Rankin-Scott-Claiborne-Copiah-
Simpson-Smith-
859 AM CDT Wed Jul 13 2022

This hazardous weather outlook is for portions of central
Mississippi, north central Mississippi, southwest Mississippi,
and west central Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Slight
TIMING...Mainly Today

Today through tonight, severe thunderstorms are possible.
Thunderstorms could produce damaging wind gusts and hail.

(https://www.weather.gov/images/jan/graphicast/1.png)

EXCESSIVE HEAT
THREAT...Elevated
TIMING...Today

Today, dangerous heat likely with peak heat index values ranging
from 105 to 110 degrees. Heat exhaustion will be likely with
outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

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 needed for portions of the region today
through tonight.

MSZ029-030-141400-
Webster-Clay-
859 AM CDT Wed Jul 13 2022

This hazardous weather outlook is for portions of north central
Mississippi, and northeast Mississippi.

.DAY ONE...Today and Tonight

SEVERE THUNDERSTORMS
THREAT...Marginal
TIMING...Today through Tonight

Today through tonight, isolated severe thunderstorms are
possible. Some thunderstorms could produce damaging wind gusts
and hail.

(https://www.weather.gov/images/jan/graphicast/1.png)

EXCESSIVE HEAT
THREAT...Limited
TIMING...Today

Today, caution is advised for possible dangerous heat as heat
index values peak near 105 degrees. Heat exhaustion will be
possible with outdoor activity.

(https://www.weather.gov/images/jan/graphicast/2.png)

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

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 needed for portions of the region today
through tonight.

1

&&

...HAZARD LEGEND...

*SEVERE THUNDERSTORMS*
High...Significant severe thunderstorms are expected.
Moderate...Severe storms expected with significant
 severe weather possible.
Enhanced...Severe storms expected.
Slight...Severe storms possible.
Marginal...Isolated severe storms possible.

*EXCESSIVE HEAT*
Extreme...Maximum heat index greater than 110 degrees for 3 or
 more days in a row and/or air temperatures greater than 107
 degrees.
Significant...Maximum heat index greater than 110 degrees
 and/or air temperatures greater than 105 degrees.
Elevated...Maximum heat index 105 to 110 degrees and/or air
 temperatures greater than 103 degrees.
Limited...Maximum heat index near 105 degrees and/or air
 temperatures 100 to 103 degrees.

...USEFUL WEATHER WEB PAGES (URLS)...

NWS JAN Home page...
   https://www.weather.gov/jan
Stay Aware, Stay Safe NWS JAN Briefing Page...
   https://www.weather.gov/jan/safe
Latest Weather Briefing...
   https://www.weather.gov/jan/weather_briefing

Tropical page...
   https://www.weather.gov/srh/tropical?office=jan
National Hurricane Center Home Page...
   https://www.nhc.noaa.gov/
Find NWS JAN on Facebook...
   https://www.facebook.com/NWSJacksonMS
Follow NWS JAN on Twitter...
   @NWSJacksonMS
Follow NWS JAN on Youtube...
   https://www.youtube.com/user/NWSJacksonMiss

...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES...

Storm Prediction Center (SPC)...
   https://www.spc.noaa.gov/
Meso Analysis...
   https://www.spc.noaa.gov/exper/mesoanalysis/
Day 1 through 3 Outlooks...
   https://www.spc.noaa.gov/products/outlook/
Storm Reports...
   https://www.spc.noaa.gov/climo/online/

In the hours before

Special weather statement, Jul 13, 12:09 PM CDT, 22 minutes before
Special Weather Statement
National Weather Service Jackson MS
1209 PM CDT Wed Jul 13 2022

MSZ029-131745-
Webster MS-
1209 PM CDT Wed Jul 13 2022

...A strong thunderstorm will impact portions of western Webster
County through 1245 PM CDT...

At 1209 PM CDT, Doppler radar was tracking a strong thunderstorm over
Embry, or 21 miles northeast of Winona, moving south at 5 mph.

HAZARD...Winds in excess of 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This strong thunderstorm will be near...
  Embry around 1215 PM CDT.
  Bellefontaine around 1230 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3371 8935 3352 8923 3352 8926 3350 8932
      3347 8934 3347 8936 3346 8938 3346 8951
      3372 8951
TIME...MOT...LOC 1709Z 343DEG 5KT 3365 8942

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

TW
Special weather statement, Jul 13, 12:22 PM CDT, 9 minutes before
Special Weather Statement
National Weather Service Jackson MS
1222 PM CDT Wed Jul 13 2022

MSZ026-131800-
Grenada MS-
1222 PM CDT Wed Jul 13 2022

...A strong thunderstorm will impact portions of eastern Grenada
County through 100 PM CDT...

At 1222 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles north of Gore Springs, or 12 miles northeast of Grenada, moving
south at 15 mph.

HAZARD...Winds in excess of 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This strong thunderstorm will be near...
  Gore Springs around 1255 PM CDT.
  Misterton around 100 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3368 8951 3368 8968 3387 8972 3387 8951
TIME...MOT...LOC 1722Z 338DEG 11KT 3386 8962

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

TW

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 12:09 PM CDTSpecial Weather StatementJANWebster36 min
Jul 13, 12:22 PM CDTSpecial Weather StatementJANGrenada38 min
Jul 13, 12:45 PM CDTSevere Thunderstorm WarningJANGrenada45 min
Jul 13, 1:24 PM CDTSevere Thunderstorm WarningJANGrenada51 min
Jul 13, 1:34 PM CDTSevere Thunderstorm WarningJANMontgomery, Webster56 min
Jul 13, 1:48 PM CDTSevere Thunderstorm Warning Considerable damage threatJANCarroll, Montgomery57 min
Jul 13, 2:09 PM CDTSevere Thunderstorm WarningJANAttala56 min
Jul 13, 2:23 PM CDTSevere Thunderstorm WarningJANLeflore31 min
Jul 13, 2:29 PM CDTSpecial Weather StatementJANLauderdale31 min
Jul 13, 2:45 PM CDTSevere Thunderstorm WarningJANCarroll, Montgomery18 min
Jul 13, 2:47 PM CDTSevere Thunderstorm WarningJANHolmes17 min
Jul 13, 2:51 PM CDTSpecial Weather StatementJANSunflower54 min
Jul 13, 2:57 PM CDTSevere Thunderstorm WarningJANAttala48 min
Jul 13, 3:00 PM CDTSevere Thunderstorm WarningJANLeake75 min
Jul 13, 3:09 PM CDTSevere Thunderstorm WarningJANLeflore, Sunflower30 min
Jul 13, 3:16 PM CDTSpecial Weather StatementJANMadison, Yazoo59 min
Jul 13, 3:31 PM CDTSevere Thunderstorm WarningJANNeshoba59 min
Jul 13, 3:38 PM CDTSevere Thunderstorm WarningJANMadison49 min
Jul 13, 3:42 PM CDTSpecial Weather StatementJANClarke48 min
Jul 13, 3:50 PM CDTSpecial Weather StatementJANBolivar55 min
Jul 13, 3:53 PM CDTSevere Thunderstorm WarningJANNewton, Rankin, Scott67 min
Jul 13, 4:10 PM CDTSpecial Weather StatementJANIssaquena65 min
Jul 13, 4:19 PM CDTSevere Thunderstorm WarningJANIssaquena56 min
Jul 13, 4:52 PM CDTSpecial Weather StatementJANSimpson, Smith53 min
Jul 13, 5:05 PM CDTSpecial Weather StatementJANRankin40 min
Jul 13, 5:35 PM CDTSpecial Weather StatementJANWarren40 min
Jul 13, 5:39 PM CDTSpecial Weather StatementJANHinds51 min
Jul 13, 6:22 PM CDTSpecial Weather StatementJANSmith38 min
Jul 13, 6:33 PM CDTSpecial Weather StatementJANClaiborne42 min
Jul 13, 6:37 PM CDTSpecial Weather StatementJANCopiah38 min
Jul 13, 6:56 PM CDTSevere Thunderstorm WarningJANClaiborne, Copiah24 min
Jul 13, 4:54 PM CDTSevere Thunderstorm WarningJANEast Carroll, Madison, Richland, West Carroll66 min
Jul 13, 5:24 PM CDTSpecial Weather StatementJANEast Carroll36 min
Jul 13, 6:01 PM CDTSpecial Weather StatementJANMadison44 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2022Every severe thunderstorm warning 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.