Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 27, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Mar 25, 2021, 12:41 PM CDT for Calhoun County, Chickasaw County, Pontotoc County, Mississippi. It was in force for 34 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
- Mar 25, 2021, 12:41 PM CDT (17:41 UTC)
- Expired
- Mar 25, 2021, 1:15 PM CDT
- In force
- 34 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Calhoun County, MS, Chickasaw County, MS, Pontotoc County, MS
The radar
The Columbus AFB radar (KGWX), 73 km from the middle of the area, began a volume at 17:41 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 |
|---|---|---|---|
| Mar 25, 11:26 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 5.7 hours before the alert went out and 129 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 539 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 264 m²/s²
- 0-3 km storm-relative helicity
- 336 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
044
WUUS54 KMEG 251741
SVRMEG
MSC013-017-115-251815-
/O.NEW.KMEG.SV.W.0027.210325T1741Z-210325T1815Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
1241 PM CDT Thu Mar 25 2021
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
Northwestern Chickasaw County in northeastern Mississippi...
Southern Calhoun County in northeastern Mississippi...
Southeastern Pontotoc County in northeastern Mississippi...
* Until 115 PM CDT.
* At 1241 PM CDT, a severe thunderstorm was located near Slate
Springs, or 20 miles southwest of Houston, moving northeast at 60
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Pontotoc, Houston, Calhoun City, Vardaman, Derma, Slate Springs,
Pyland, Houlka, Sabougla, New Houlka, Algoma, Thorn, Chiwapa, Van
Vleet, Parkersburg, Reid, Loyd, Thelma, Tabbville and Atlanta.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 800 PM CDT for northeastern
Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3374 8951 3423 8899 3409 8882 3408 8882
3408 8880 3404 8876 3374 8918 3374 8919
3372 8920 3372 8949
TIME...MOT...LOC 1741Z 225DEG 53KT 3377 8932
HAIL...1.00IN
WIND...60MPH
$$
SGW2 follow-up statements
450
WWUS54 KMEG 251757
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1257 PM CDT Thu Mar 25 2021
MSC013-017-115-251815-
/O.CON.KMEG.SV.W.0027.000000T0000Z-210325T1815Z/
Chickasaw MS-Calhoun MS-Pontotoc MS-
1257 PM CDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM CDT
FOR NORTHWESTERN CHICKASAW...SOUTHEASTERN CALHOUN AND SOUTHEASTERN
PONTOTOC COUNTIES...
At 1256 PM CDT, a severe thunderstorm was located near Pyland, or 7
miles west of Houston, moving northeast at 60 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Pontotoc, Houston, Calhoun City, Vardaman, Derma, Pyland, Houlka, New
Houlka, Algoma, Thorn, Chiwapa, Van Vleet, Parkersburg, Reid, Loyd,
Thelma, Tabbville, Atlanta, Wallfield and George P Cossar State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 800 PM CDT for northeastern
Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3383 8940 3423 8899 3409 8882 3408 8882
3408 8880 3404 8876 3375 8917
TIME...MOT...LOC 1756Z 225DEG 53KT 3394 8912
HAIL...1.00IN
WIND...60MPH
$$
SGW358
WWUS54 KMEG 251805
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
105 PM CDT Thu Mar 25 2021
MSC013-017-115-251815-
/O.EXP.KMEG.SV.W.0027.000000T0000Z-210325T1815Z/
Chickasaw MS-Calhoun MS-Pontotoc MS-
105 PM CDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CHICKASAW...
SOUTHEASTERN CALHOUN AND SOUTHEASTERN PONTOTOC COUNTIES WILL EXPIRE
AT 115 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
A Tornado Watch remains in effect until 800 PM CDT for northeastern
Mississippi.
LAT...LON 3383 8940 3423 8899 3409 8882 3408 8882
3408 8880 3404 8876 3375 8917
TIME...MOT...LOC 1805Z 225DEG 53KT 3402 8902
$$
SGWThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 4:57 AM CDT | Special Weather Statement | MEG | Monroe | 33 min |
| Mar 25, 5:06 AM CDT | Areal Flood Advisory | MEG | DeSoto | 3 hr |
| Mar 25, 6:00 AM CDT | Areal Flood Advisory | MEG | DeSoto, Tate, Tunica | 3 hr |
| Mar 25, 6:01 AM CDT | Areal Flood Advisory | MEG | DeSoto, Marshall | 3 hr |
| Mar 25, 1:32 PM CDT | River Flood Warning | MEG | Lafayette, Marshall, Union | 23 hr |
| Mar 25, 2:04 PM CDT | Special Weather Statement | MEG | Monroe | 26 min |
| Mar 25, 2:25 PM CDT | Special Weather Statement | MEG | Itawamba | 35 min |
| Mar 25, 2:35 PM CDT | Flash Flood Warning | MEG | Itawamba, Tishomingo | 3 hr |
| Mar 25, 2:42 PM CDT | Special Weather Statement | MEG | Itawamba | 33 min |
| Mar 25, 3:06 PM CDT | Special Weather Statement | MEG | Itawamba | 24 min |
| Mar 25, 3:14 PM CDT | Tornado Warning | MEG | Itawamba, Tishomingo | 21 min |
| Mar 25, 3:23 PM CDT | Tornado Warning | MEG | Itawamba, Tishomingo | 13 min |
| Mar 25, 5:20 PM CDT | Special Weather Statement | MEG | Marshall | 25 min |
| Mar 25, 5:26 PM CDT | Severe Thunderstorm Warning | MEG | Benton, Marshall | 34 min |
| Mar 25, 5:56 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Tippah | 49 min |
| Mar 25, 6:45 PM CDT | Special Weather Statement | MEG | Alcorn | 30 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2021Every severe thunderstorm warning in 2021
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.