Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 37, NWS Shreveport, LA

March 27, 2021Harrison County, Panola County, Rusk County, Texas

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 27, 2021, 9:52 PM CDT for Harrison County, Panola County, Rusk County, Texas. It was in force for 53 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 27, 2021, 9:52 PM CDT (02:52 UTC)
Expired
Mar 27, 2021, 10:45 PM CDT
In force
53 min
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Harrison County, TX, Panola County, TX, Rusk County, TX

The radar

The Shreveport radar (KSHV), 54 km from the middle of the area, began a volume at 02:51 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.

IssuedProductOfficeLasted
Mar 27, 3:25 PM CDTTornado WatchSPC10 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 2.9 hours before the alert went out and 63 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, Shreveport, LA at 00:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1297 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 00:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 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
1297 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
953 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
217 m²/s²
Significant tornado parameter
1.6
Supercell composite
8.1

Open this sounding in Storm Lab

The text

As transmitted.

262 
WUUS54 KSHV 280252
SVRSHV
TXC203-365-401-280345-
/O.NEW.KSHV.SV.W.0037.210328T0252Z-210328T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Shreveport LA
952 PM CDT Sat Mar 27 2021

The National Weather Service in Shreveport has issued a

* Severe Thunderstorm Warning for...
  Southeastern Harrison County in northeastern Texas...
  Northern Panola County in northeastern Texas...
  Northeastern Rusk County in northeastern Texas...

* Until 1045 PM CDT.

* At 952 PM CDT, a severe thunderstorm was located 8 miles north of 
  Pinehill, or 11 miles northeast of Henderson, moving northeast at 
  45 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Carthage, Tatum, Beckville, Deberry, Pinehill, Elysian Fields,
  Scottsville, Midyett, Chapman, Church Hill and Fairplay.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for northeastern
Texas.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3206 9469 3220 9478 3253 9423 3245 9412
      3237 9405 3221 9405
TIME...MOT...LOC 0251Z 239DEG 37KT 3222 9462 

HAIL...1.25IN
WIND...60MPH
 
$$

15
1 follow-up statement
068 
WWUS54 KSHV 280311
SVSSHV

Severe Weather Statement
National Weather Service Shreveport LA
1011 PM CDT Sat Mar 27 2021

TXC401-280320-
/O.CAN.KSHV.SV.W.0037.000000T0000Z-210328T0345Z/
Rusk TX-
1011 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RUSK COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for northeastern
Texas.

LAT...LON 3213 9449 3229 9452 3245 9423 3245 9412
      3237 9405 3221 9405
TIME...MOT...LOC 0310Z 245DEG 35KT 3225 9444 

$$

TXC203-365-280345-
/O.CON.KSHV.SV.W.0037.000000T0000Z-210328T0345Z/
Harrison TX-Panola TX-
1011 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR SOUTHEASTERN HARRISON AND NORTHERN PANOLA COUNTIES...

At 1011 PM CDT, a severe thunderstorm was located over Beckville, or 
9 miles northwest of Carthage, moving northeast at 40 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Carthage, Beckville, Deberry, Elysian Fields and Midyett. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for northeastern
Texas.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3213 9449 3229 9452 3245 9423 3245 9412
      3237 9405 3221 9405
TIME...MOT...LOC 0310Z 245DEG 35KT 3225 9444 

HAIL...1.25IN
WIND...60MPH
 
$$

15

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 27, 7:03 PM CDTSpecial Weather StatementSHVCass42 min
Mar 27, 7:20 PM CDTSevere Thunderstorm WarningSHVBowie, Cass40 min
Mar 27, 7:31 PM CDTTornado WarningSHVHarrison, Marion44 min
Mar 27, 7:39 PM CDTTornado Warning Tornado observedConsiderable damage threatSHVPanola51 min
Mar 27, 8:04 PM CDTTornado WarningSHVHarrison, Marion41 min
Mar 27, 9:45 PM CDTSpecial Weather StatementSHVRusk45 min
Mar 27, 10:39 PM CDTSevere Thunderstorm WarningSHVHarrison, Panola51 min
Mar 28, 1:33 AM CDTSpecial Weather StatementSHVShelby42 min

Nearby

Severe Thunderstorm Warnings in Texas, 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.