Alert archive / South Carolina / Tornado Warnings in 2020

Tornado Warning 3, NWS Charleston, SC

April 13, 2020Allendale County, Hampton County, South Carolina; Screven County, Georgia

NWS Charleston, SC issued this tornado warning at Apr 13, 2020, 5:54 AM EDT for Allendale County, Hampton County, South Carolina; Screven County, Georgia. It was in force for 36 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 13, 2020, 5:54 AM EDT (09:54 UTC)
Expired
Apr 13, 2020, 6:30 AM EDT
In force
36 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Screven County, GA, Allendale County, SC, Hampton County, SC

The radar

The Charleston,SC radar (KCLX), 30 km from the middle of the area, began a volume at 09:54 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.

What was reported inside it

TimeReportWhereRemark
Apr 13, 5:58 AM EDTTORNADO4 E Hunters, GAA NATIONAL WEATHER SERVICE STORM DAMAGE SURVEY TEAM HAS CONFIRMED AN EF-1 TORNADO. THE TORNADO TOUCHED DOWN ALONG WEISMAN ROAD. PLEASE SEE THE PUBLIC INFORMATION STATEMENT (PNS) REGARDING THIS TORNADO FOR ADDITIONAL DETAILS.
Apr 13, 5:59 AM EDTTSTM WND DMG5 E Hunters, GAREPORTS OF MULTIPLE LARGE TREES SNAPPED AND/OR DOWNED, STRUCTURAL DAMAGE TO TWO NEARBY HOMES AND ATLEAST ONE VEHICLE NEAR THE 8300 BLOCK OF NEWINGTON HWY. POSSIBLE TORNADO DAMAGE. TIME WAS ESTIMATED VIA RADAR DATA.
Apr 13, 6:10 AM EDTTORNADO3 Wnw Scotia, SC*** 5 FATAL, 60 INJ *** A NATIONAL WEATHER SERVICE STORM DAMAGE SURVEY TEAM HAS CONFIRMED AN EF-3 TORNADO WHICH INITIALLY TOUCHED DOWN NEAR COLLIE ROAD. PLEASE SEE THE PUBLIC INFORMATION STATEMENT (PNS) REGARDING THIS TORNADO FOR ADDITIONAL DETAILS.
Apr 13, 6:13 AM EDTTSTM WND DMGEstill, SCA PICTURE OF A HOUSE SHOWS EXTENSIVE DAMAGE. TIME IS ESTIMATED BY RADAR. POSSIBLE TORNADO DAMAGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 13, 3:20 AM EDTTornado WatchSPC8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 9.9 hours before the alert went out and 130 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, Charleston AFB, SC at 00:00Z on 2020-04-13Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 00:00Z on 2020-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 371 square meters per square second.19395878Sfc1 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
944 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
371 m²/s²
0-3 km storm-relative helicity
494 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

943 
WFUS52 KCHS 130954
TORCHS
GAC251-SCC005-049-131030-
/O.NEW.KCHS.TO.W.0003.200413T0954Z-200413T1030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Charleston SC
554 AM EDT Mon Apr 13 2020

The National Weather Service in Charleston has issued a

* Tornado Warning for portions of...
  Screven County in southeastern Georgia...
  Hampton County in southeastern South Carolina...
  Allendale County in southeastern South Carolina...

* Until 630 AM EDT.
    
* At 554 AM EDT, a severe thunderstorm capable of producing a tornado
  was located over Hunters, moving northeast at 55 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Estill, Gifford, Newington, Furman, Scotia, Luray, Garnett, Lena,
  Captolo, Shirley, Hunters and Barton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3294 8126 3266 8113 3260 8122 3258 8137
      3259 8139 3257 8144 3254 8159 3268 8163
TIME...MOT...LOC 0954Z 240DEG 49KT 3265 8155 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SPR
2 follow-up statements
099 
WWUS52 KCHS 131008
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
608 AM EDT Mon Apr 13 2020

GAC251-131018-
/O.CAN.KCHS.TO.W.0003.000000T0000Z-200413T1030Z/
Screven GA-
608 AM EDT Mon Apr 13 2020

...THE TORNADO WARNING FOR SCREVEN COUNTY IS CANCELLED...
    
The immediate risk for tornadoes has ended. 

LAT...LON 3294 8126 3266 8113 3260 8123 3258 8137
      3263 8142 3264 8142 3265 8139 3269 8141
      3270 8143 3275 8141 3277 8143 3277 8142
      3278 8143 3282 8142 3282 8143
TIME...MOT...LOC 1008Z 259DEG 42KT 3267 8136 

$$

SCC005-049-131030-
/O.CON.KCHS.TO.W.0003.000000T0000Z-200413T1030Z/
Hampton SC-Allendale SC-
608 AM EDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 AM EDT FOR HAMPTON
AND ALLENDALE COUNTIES...
        
At 608 AM EDT, a confirmed tornado was located over Shirley, moving
east at 50 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Estill, Gifford, Furman, Scotia, Luray, Garnett, Lena, Shirley and
Barton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.

&&

LAT...LON 3294 8126 3266 8113 3260 8123 3258 8137
      3263 8142 3264 8142 3265 8139 3269 8141
      3270 8143 3275 8141 3277 8143 3277 8142
      3278 8143 3282 8142 3282 8143
TIME...MOT...LOC 1008Z 259DEG 42KT 3267 8136 

TORNADO...OBSERVED
HAIL...<.75IN

$$

SPR
583 
WWUS52 KCHS 131015
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
615 AM EDT Mon Apr 13 2020

SCC005-131024-
/O.CAN.KCHS.TO.W.0003.000000T0000Z-200413T1030Z/
Allendale SC-
615 AM EDT Mon Apr 13 2020

...THE TORNADO WARNING FOR ALLENDALE COUNTY IS CANCELLED...
    
The immediate risk for tornadoes has ended. 

LAT...LON 3281 8120 3266 8113 3266 8131 3275 8131
TIME...MOT...LOC 1014Z 239DEG 54KT 3273 8124 

$$

SCC049-131030-
/O.CON.KCHS.TO.W.0003.000000T0000Z-200413T1030Z/
Hampton SC-
615 AM EDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 AM EDT FOR HAMPTON
COUNTY...
        
At 614 AM EDT, a confirmed tornado was located over Estill, moving
northeast at 60 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Estill, Furman, Scotia and Lena. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

Report damage directly to the Charleston National Weather Service at
1-888-383-2024 when it is safe to do so.

&&

LAT...LON 3281 8120 3266 8113 3266 8131 3275 8131
TIME...MOT...LOC 1014Z 239DEG 54KT 3273 8124 

TORNADO...OBSERVED
HAIL...<.75IN

$$

SPR

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 12, 10:23 PM EDTCoastal Flood AdvisoryCHS4 hr
Apr 13, 5:33 AM EDTSevere Thunderstorm WarningCHSAllendale, Hampton, Jasper57 min
Apr 13, 6:02 AM EDTTornado WarningCHSAllendale14 min
Apr 13, 6:18 AM EDTTornado Warning Tornado observedCHSColleton, Hampton27 min
Apr 13, 6:22 AM EDTSevere Thunderstorm WarningCHSBeaufort, Colleton, Dorchester, Hampton, Jasper53 min
Apr 13, 6:38 AM EDTTornado Warning EmergencyTornado observedCHSColleton, Hampton37 min
Apr 13, 6:53 AM EDTSevere Thunderstorm WarningCHSBeaufort, Berkeley, Charleston, Colleton, Dorchester52 min
Apr 13, 7:01 AM EDTTornado Warning Tornado observedConsiderable damage threatCHSColleton, Dorchester29 min
Apr 13, 7:08 AM EDTSevere Thunderstorm WarningCHSBeaufort, Jasper67 min
Apr 13, 7:15 AM EDTSevere Thunderstorm WarningCHSJasper60 min
Apr 13, 7:26 AM EDTTornado WarningCHSBerkeley, Dorchester34 min
Apr 13, 7:42 AM EDTSevere Thunderstorm WarningCHSBeaufort, Berkeley, Charleston, Colleton, Dorchester63 min
Apr 13, 7:47 AM EDTSpecial Marine WarningCHS88 min
Apr 13, 7:50 AM EDTSpecial Marine WarningCHS115 min
Apr 13, 7:54 AM EDTTornado Warning Tornado observedCHSBerkeley18 min
Apr 13, 8:00 AM EDTTornado WarningCHSCharleston, Colleton30 min
Apr 13, 8:13 AM EDTSevere Thunderstorm WarningCHSBeaufort, Jasper62 min
Apr 13, 8:26 AM EDTTornado WarningCHSCharleston34 min
Apr 13, 8:42 AM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston33 min
Apr 13, 9:06 AM EDTSpecial Marine WarningCHS54 min
Apr 13, 9:38 AM EDTSpecial Marine WarningCHS86 min
Apr 13, 9:41 AM EDTSpecial Marine WarningCHS82 min
Apr 13, 9:53 AM EDTSmall Craft AdvisoryCHS17 hr
Apr 13, 4:44 AM EDTSevere Thunderstorm WarningCHSBulloch, Candler, Jenkins, Screven61 min
Apr 13, 6:29 AM EDTSevere Thunderstorm WarningCHSBryan, Bulloch, Candler, Effingham, Evans, Liberty and 2 more61 min
Apr 13, 7:33 AM EDTTornado WarningCHSLiberty, Long27 min
Apr 13, 7:57 AM EDTTornado WarningCHSBryan, Liberty, Long33 min
Apr 13, 8:21 AM EDTTornado WarningCHSBryan, Chatham24 min

Nearby

Tornado Warnings in South Carolina, 2020Tornado Warnings in Georgia, 2020Every tornado warning in 2020Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.