Alert archive / Mississippi / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 133, NWS Memphis, TN

May 24, 2024Calhoun County, Chickasaw County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at May 24, 2024, 8:07 PM CDT for Calhoun County, Chickasaw County, Mississippi. It was in force for 38 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 24, 2024, 8:07 PM CDT (01:07 UTC)
Expired: May 24, 2024, 8:45 PM CDT
In force: 38 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Tornado: Possible
Damage threat: Considerable
Hail: 2.5 in
Wind: 60.0 mph

Counties Calhoun County, MS, Chickasaw County, MS

The radar

The Columbus AFB radar (KGWX), 75 km from the middle of the area, began a volume at 01:07 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 24, 6:17 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 1.1 hours before the alert went out and 125 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: 1336 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 880 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 223 m²/s²
0-3 km storm-relative helicity: 320 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 10.1

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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at May 24, 6:38 PM CDT, 1 hour 29 minutes earlier.

Area forecast discussion, May 24, 6:38 PM CDT, 1 hour 29 minutes before

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In the hours before

Local storm report, May 24, 6:41 PM CDT, 1 hour 26 minutes before

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Local storm report, May 24, 6:46 PM CDT, 1 hour 21 minutes before

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Local storm report, May 24, 6:49 PM CDT, 1 hour 18 minutes before

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Local storm report, May 24, 7:19 PM CDT, 48 minutes before

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Local storm report, May 24, 7:46 PM CDT, 21 minutes before

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Local storm report, May 24, 8:01 PM CDT, 6 minutes before

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The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 25, 1:55 AM CDT	Severe Thunderstorm Warning	MEG	Dyer, Lauderdale	34 min
May 25, 3:27 AM CDT	Special Weather Statement	MEG	Henderson, Madison	33 min
May 25, 3:59 AM CDT	Special Weather Statement	MEG	Decatur, Hardin, Henderson	31 min
May 24, 7:24 PM CDT	Tornado Warning	MEG	Calhoun, Lafayette, Yalobusha	51 min
May 24, 8:22 PM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Coahoma	53 min
May 25, 12:29 AM CDT	Special Weather Statement	MEG	Coahoma, Tunica	31 min
May 25, 6:39 PM CDT	Special Weather Statement	MEG	Monroe	51 min
May 25, 6:41 PM CDT	Severe Thunderstorm Warning	MEG	Monroe	37 min
May 24, 11:58 PM CDT	Special Weather Statement	MEG	Lee, Phillips	32 min
May 25, 1:38 AM CDT	Severe Thunderstorm Warning	MEG	Clay, Greene	52 min
May 25, 3:20 AM CDT	Areal Flood Advisory	MEG	Clay	96 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2024 Every severe thunderstorm warning in 2024

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.