Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 13, NWS Columbia, SC

March 19, 2011Saluda County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Mar 19, 2011, 6:54 PM EDT for Saluda County, South Carolina. It was in force for 40 min. 1 report 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
Mar 19, 2011, 6:54 PM EDT (22:54 UTC)
Expired
Mar 19, 2011, 7:34 PM EDT
In force
40 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon

County Saluda County, SC

The radar

The Columbia radar (KCAE), 62 km from the middle of the area, began a volume at 22:56 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
Mar 19, 7:20 PM EDTHAIL 12 W Saluda, SCHAIL FELL FOR 20 TO 25 MINUTES. RANGED FROM 0.75 TO 1.00 INCH IN SIZE. HEAVY RAIN AND GUSTY WIND ALSO OBSERVED 2 MILES WEST OF THE TOWN OF SALUDA ON HIGHWAY 178.

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

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 10.9 hours before the alert went out and 208 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 12:00Z on 2011-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Charleston AFB, SC at 12:00Z on 2011-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 square meters per square second.193958Sfc1 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
1888 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-18 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

133 
WUUS52 KCAE 192254
SVRCAE
SCC081-192345-
/O.NEW.KCAE.SV.W.0013.110319T2254Z-110319T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
654 PM EDT SAT MAR 19 2011

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SALUDA COUNTY IN CENTRAL SOUTH CAROLINA

* UNTIL 745 PM EDT

* AT 647 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES
  NORTHWEST OF SALUDA...OR 18 MILES SOUTHWEST OF NEWBERRY...AND
  MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SALUDA BY 705 PM EDT...
  RIDGE SPRING BY 735 PM EDT...

* SOME COMMUNITIES IN THE WARNING AREA INCLUDE SALUDA AND RIDGE
  SPRING

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE...TOLL FREE 1 877 6 3
3...6 7 7 2.

LAT...LON 3407 8192 3417 8180 3417 8178 3416 8178
      3418 8176 3403 8151 3383 8163 3382 8164
      3389 8186 3399 8188 3398 8198
TIME...MOT...LOC 2254Z 328DEG 22KT 3406 8181

$$

TTH
1 follow-up statement
896 
WWUS52 KCAE 192334
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
734 PM EDT SAT MAR 19 2011

SCC081-192343-
/O.CAN.KCAE.SV.W.0013.000000T0000Z-110319T2345Z/
SALUDA SC-
734 PM EDT SAT MAR 19 2011

...THE SEVERE THUNDERSTORM WARNING FOR SALUDA COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM WEAKENED AND NO LONGER POSES A THREAT. 

REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.

LAT...LON 3407 8192 3417 8180 3417 8178 3416 8178
      3418 8176 3403 8151 3383 8163 3382 8164
      3389 8186 3399 8188 3398 8198
TIME...MOT...LOC 2333Z 328DEG 22KT 3386 8166

$$

TTH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 19, 6:10 PM EDTSevere Thunderstorm WarningCAENewberry, Saluda50 min
Mar 19, 6:26 PM EDTTornado WarningCAENewberry, Saluda34 min
Mar 19, 7:52 PM EDTSevere Thunderstorm WarningCAEAiken, Lexington, Saluda38 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2011Every severe thunderstorm warning in 2011

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.