Alert archive / Mississippi / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 60, NWS Memphis, TN

March 22, 20205 counties in Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 22, 2020, 11:04 PM CDT for 5 counties in Mississippi. It was in force for 41 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
Mar 22, 2020, 11:04 PM CDT (04:04 UTC)
Expired
Mar 22, 2020, 11:45 PM CDT
In force
41 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Lafayette County, MS, Panola County, MS, Quitman County, MS, Tate County, MS, Tunica County, MS

The radar

The Memphis radar (KNQA), 100 km from the middle of the area, began a volume at 04:07 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 nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 4.1 hours before the alert went out and 42 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, Little Rock, AR at 00:00Z on 2020-03-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Little Rock, AR at 00:00Z on 2020-03-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
504 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
127 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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 22, 9:52 PM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, Mar 22, 9:52 PM CDT, 1 hour 12 minutes before
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Hazardous weather outlook, Mar 22, 4:05 AM CDT, 18 hours 59 minutes before
Hazardous Weather Outlook
National Weather Service Memphis TN
405 AM CDT Sun Mar 22 2020

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-231100-
Alcorn-Benton MS-Benton TN-Calhoun-Carroll-Chester-Chickasaw-Clay-
Coahoma-Craighead-Crittenden-Crockett-Cross-DeSoto-Decatur-
Dunklin-Dyer-Fayette-Gibson-Greene-Hardeman-Hardin-Haywood-
Henderson-Henry-Itawamba-Lafayette-Lake-Lauderdale-Lee AR-Lee MS-
Madison-Marshall-McNairy-Mississippi-Monroe-Obion-Panola-Pemiscot-
Phillips-Poinsett-Pontotoc-Prentiss-Quitman-Shelby-St. Francis-
Tallahatchie-Tate-Tippah-Tipton-Tishomingo-Tunica-Union-Weakley-
Yalobusha-
405 AM CDT Sun Mar 22 2020

This hazardous weather outlook is for portions of East Arkansas...
the Missouri Bootheel...North Mississippi...and West Tennessee.

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Severe thunderstorms are possible across the Mid-South Tuesday into
Tuesday evening. Damaging winds appear to be the primary hazard.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be requested Tuesday afternoon and evening.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 22, 11:46 PM CDTSpecial Weather StatementMEGLafayette29 min
Mar 23, 12:20 AM CDTSpecial Weather StatementMEGLafayette, Pontotoc, Union40 min
Mar 23, 12:44 AM CDTSpecial Weather StatementMEGPanola31 min
Mar 23, 1:02 AM CDTSpecial Weather StatementMEGPrentiss, Tishomingo, Union43 min
Mar 23, 1:03 AM CDTSpecial Weather StatementMEGLafayette42 min
Mar 23, 1:10 AM CDTSevere Thunderstorm WarningMEGLafayette, Marshall, Panola35 min
Mar 23, 1:35 AM CDTSevere Thunderstorm WarningMEGBenton, Lafayette, Marshall, Tippah, Union21 min
Mar 23, 2:06 AM CDTSpecial Weather StatementMEGPrentiss, Union24 min
Mar 23, 3:37 AM CDTSevere Thunderstorm WarningMEGMonroe38 min
Mar 23, 4:21 AM CDTSevere Thunderstorm WarningMEGMonroe20 min
Mar 23, 6:14 AM CDTRiver Flood WarningMEGTallahatchie6 days
Mar 23, 10:53 AM CDTRiver Flood WarningMEGTate, Tunica9 hr
Mar 23, 11:01 AM CDTRiver Flood WarningMEGTallahatchie3 days
Mar 23, 11:01 AM CDTRiver Flood WarningMEGLafayette, Marshall, Union11 hr
Mar 23, 11:01 AM CDTRiver Flood WarningMEGMonroe5 days
Mar 23, 11:01 AM CDTRiver Flood WarningMEGLowndes, Monroe5 days
Mar 23, 11:59 AM CDTRiver Flood WarningMEGMonroe57 hr
Mar 22, 11:51 PM CDTSpecial Weather StatementMEGHardeman24 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2020Every severe thunderstorm warning in 2020

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.