Alert archive / Mississippi / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 174, NWS Jackson, MS

May 22, 2026Simpson County, Smith County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 22, 2026, 6:25 PM CDT for Simpson County, Smith County, Mississippi. It was in force for 32 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
May 22, 2026, 6:25 PM CDT (23:25 UTC)
Expired
May 22, 2026, 6:57 PM CDT
In force
32 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Simpson County, MS, Smith County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 43 km from the middle of the area, began a volume at 23:29 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, 11.4 hours before the alert went out and 52 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 2026-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 555 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 2026-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 268 square meters per square second.193958Sfc1 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
555 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
268 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
0.6
Supercell composite
4.7

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 May 22, 4:33 PM CDT, 1 hour 52 minutes earlier.

Area forecast discussion, May 22, 4:33 PM CDT, 1 hour 52 minutes before
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In the hours before

Special weather statement, May 22, 5:35 PM CDT, 50 minutes before
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Special weather statement, May 22, 5:35 PM CDT, 50 minutes before
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Special weather statement, May 22, 5:39 PM CDT, 46 minutes before
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Special weather statement, May 22, 6:11 PM CDT, 14 minutes before
Special Weather Statement
National Weather Service Jackson MS
611 PM CDT Fri May 22 2026

ARZ074-LAZ007-230000-
Ashley AR-Morehouse LA-
611 PM CDT Fri May 22 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN ASHLEY COUNTY IN
SOUTHEASTERN ARKANSAS AND MOREHOUSE PARISHES THROUGH 700 PM CDT...

At 611 PM CDT, Doppler radar was tracking a strong thunderstorm near
Bastrop, moving east at 40 mph.

HAZARD...Wind gusts up to 40 mph and penny size hail.

SOURCE...Radar indicated.

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

This strong thunderstorm will be near...
  Bastrop, Mer Rouge, and Collinston around 615 PM CDT.
  Galion around 620 PM CDT.
  Bonita around 635 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3285 9206 3309 9164 3309 9146 3301 9146
      3301 9144 3298 9144 3289 9150 3285 9157
      3270 9164 3268 9162 3262 9167 3261 9172
      3258 9174 3260 9193 3266 9191 3266 9194
      3271 9197 3271 9203 3270 9204 3271 9204
TIME...MOT...LOC 2311Z 256DEG 36KT 3275 9196

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

DC
Special weather statement, May 22, 6:17 PM CDT, 8 minutes before
Special Weather Statement
National Weather Service Jackson MS
617 PM CDT Fri May 22 2026

MSZ054-230000-
Copiah MS-
617 PM CDT Fri May 22 2026

...A STRONG THUNDERSTORM WILL IMPACT CENTRAL COPIAH COUNTY THROUGH
700 PM CDT...

At 616 PM CDT, Doppler radar was tracking a strong thunderstorm over
Hazlehurst, moving east at 15 mph.

HAZARD...Wind gusts up to 40 mph.

SOURCE...Radar indicated.

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

This strong thunderstorm will be near...
  Hazlehurst around 620 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3177 9043 3188 9045 3194 9025 3178 9022
TIME...MOT...LOC 2316Z 259DEG 11KT 3182 9037

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

DC
Special weather statement, May 22, 6:18 PM CDT, 7 minutes before
Special Weather Statement
National Weather Service Jackson MS
618 PM CDT Fri May 22 2026

MSZ056-230000-
Smith MS-
618 PM CDT Fri May 22 2026

...A STRONG THUNDERSTORM WILL IMPACT NORTHERN SMITH COUNTY THROUGH
700 PM CDT...

At 618 PM CDT, Doppler radar was tracking a strong thunderstorm near
Raleigh, moving northeast at 25 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

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

This strong thunderstorm will be near...
  Raleigh and Burns around 625 PM CDT.
  Pineville around 635 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

High winds can bring down trees and large limbs resulting in serious
injury or property damage. Exercise extreme caution when outdoors
during such strong winds...and be especially aware of older trees.

&&

LAT...LON 3211 8934 3197 8961 3197 8965 3201 8965
      3205 8966 3205 8968 3223 8956 3222 8952
TIME...MOT...LOC 2318Z 224DEG 23KT 3202 8961

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

OAJ

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 7:31 PM CDTSpecial Weather StatementJANFranklin44 min
May 21, 7:45 PM CDTRiver Flood WarningJANAttala, Holmes5 days
May 22, 2:54 AM CDTSpecial Weather StatementJANLawrence51 min
May 22, 3:06 AM CDTSpecial Weather StatementJANIssaquena, Sharkey, Yazoo39 min
May 22, 3:58 AM CDTSevere Thunderstorm WarningJANJefferson Davis28 min
May 22, 4:10 AM CDTSpecial Weather StatementJANHumphreys50 min
May 22, 4:23 AM CDTSpecial Weather StatementJANSimpson52 min
May 22, 4:33 AM CDTTornado WarningJANHinds21 min
May 22, 6:20 AM CDTSpecial Weather StatementJANClarke, Jasper55 min
May 22, 7:23 AM CDTSpecial Weather StatementJANClarke, Kemper, Lauderdale37 min
May 22, 7:36 AM CDTSpecial Weather StatementJANJones24 min
May 22, 8:10 AM CDTSpecial Weather StatementJANClarke35 min
May 22, 8:37 AM CDTTornado WarningJANLauderdale8 min
May 22, 8:43 AM CDTSpecial Weather StatementJANClarke47 min
May 22, 1:31 PM CDTSpecial Weather StatementJANClarke, Lauderdale29 min
May 22, 3:35 PM CDTSpecial Weather StatementJANWebster40 min
May 22, 3:41 PM CDTSpecial Weather StatementJANLowndes34 min
May 22, 3:54 PM CDTFlash Flood WarningJANForrest, Lamar3 hr
May 22, 4:09 PM CDTSevere Thunderstorm WarningJANForrest, Jones66 min
May 22, 4:23 PM CDTSevere Thunderstorm WarningJANClay, Lowndes46 min
May 22, 5:09 PM CDTSpecial Weather StatementJANMarion51 min
May 22, 5:28 PM CDTSevere Thunderstorm WarningJANCopiah47 min
May 22, 5:35 PM CDTSpecial Weather StatementJANLowndes40 min
May 22, 5:39 PM CDTSpecial Weather StatementJANCovington51 min
May 22, 5:55 PM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis, Simpson, Smith40 min
May 22, 6:17 PM CDTSpecial Weather StatementJANCopiah43 min
May 22, 6:18 PM CDTSpecial Weather StatementJANSmith42 min
May 22, 6:48 PM CDTSpecial Weather StatementJANHumphreys57 min
May 22, 6:50 PM CDTSpecial Weather StatementJANSimpson40 min
May 22, 6:55 PM CDTSpecial Weather StatementJANFranklin50 min
May 22, 1:08 AM CDTSpecial Weather StatementJANMadison52 min
May 22, 5:35 PM CDTSpecial Weather StatementJANMorehouse40 min
May 22, 6:11 PM CDTSpecial Weather StatementJANMorehouse49 min
May 22, 6:42 PM CDTSevere Thunderstorm WarningJANMorehouse, Richland, West Carroll63 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2026Every severe thunderstorm warning in 2026

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.