Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 286, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 8, 2011, 4:33 PM EDT for Habersham County, Stephens County, Georgia. It was in force for 57 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
- Jun 8, 2011, 4:33 PM EDT (20:33 UTC)
- Expired
- Jun 8, 2011, 5:30 PM EDT
- In force
- 57 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Habersham County, GA, Stephens County, GA
The radar
The Greer radar (KGSP), 114 km from the middle of the area, began a volume at 20:34 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 8, 5:13 PM EDT | HAIL 1 | Baldwin, GA | HAIL THE SIZE OF QUARTERS AT THE AIRPORT. DAMAGE TO VEHICLES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
Did it verify
Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 40 minutes after it went out.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.6 hours before the alert went out and 170 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
- 1150 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 1028 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -38 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
990
WUUS52 KGSP 082033
SVRGSP
GAC137-257-082130-
/O.NEW.KGSP.SV.W.0286.110608T2033Z-110608T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
433 PM EDT WED JUN 8 2011
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN STEPHENS COUNTY IN NORTHEAST GEORGIA...
EASTERN HABERSHAM COUNTY IN NORTHEAST GEORGIA...
* UNTIL 530 PM EDT
* AT 426 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 NEAR
TURNERVILLE...OR 7 MILES NORTHEAST OF CLARKESVILLE...MOVING
SOUTH AT APPROXIMATELY 5 MPH.
* LOCATIONS IMPACTED INCLUDE...
CLARKESVILLE...
TOCCOA...
BOYDVILLE AND DEMOREST...
MOUNT AIRY...
CORNELIA...
BALDWIN...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR
LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY
RAIN CAN OCCUR WITH ANY THUNDERSTORM. SEEK SHELTER INDOORS AWAY FROM
WINDOWS AND DOORS UNTIL THE STORM PASSES.
TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3473 8349 3474 8345 3473 8336 3469 8334
3468 8334 3467 8331 3448 8334 3446 8341
3448 8347 3449 8354 3445 8360
TIME...MOT...LOC 2032Z 009DEG 12KT 3464 8342
$$
LGL2 follow-up statements
116
WWUS52 KGSP 082105
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
505 PM EDT WED JUN 8 2011
GAC137-257-082130-
/O.CON.KGSP.SV.W.0286.000000T0000Z-110608T2130Z/
STEPHENS GA-HABERSHAM GA-
505 PM EDT WED JUN 8 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR EASTERN HABERSHAM AND WESTERN STEPHENS COUNTIES...
AT 502 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR CLARKESVILLE AND DEMOREST AND JUST WEST OF CORNELIA.
THE STORM WAS MOVING SOUTH AT APPROXIMATELY 5 MPH.
LAT...LON 3473 8349 3474 8345 3473 8336 3469 8334
3468 8334 3467 8331 3448 8334 3446 8341
3448 8347 3449 8354 3445 8360
TIME...MOT...LOC 2102Z 009DEG 12KT 3454 8344
$$
LGL233
WWUS52 KGSP 082128
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
528 PM EDT WED JUN 8 2011
GAC137-257-082139-
/O.EXP.KGSP.SV.W.0286.000000T0000Z-110608T2130Z/
STEPHENS GA-HABERSHAM GA-
528 PM EDT WED JUN 8 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN HABERSHAM AND WESTERN
STEPHENS COUNTIES WILL EXPIRE AT 530 PM EDT...
LAT...LON 3473 8349 3474 8345 3473 8336 3469 8334
3468 8334 3467 8331 3448 8334 3446 8341
3448 8347 3449 8354 3445 8360
TIME...MOT...LOC 2129Z 009DEG 12KT 3445 8346
$$
LGLWhat 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 Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 8, 4:24 PM EDT, 9 minutes earlier.
Area forecast discussion, Jun 8, 4:24 PM EDT, 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 424 PM EDT WED JUN 8 2011 .SYNOPSIS... AN UPPER LEVEL RIDGING WILL CONTINUE THROUGH THE END OF THE WEEK... WITH A GRADUALLY SHIFT EASTWARD OVER THE ATLANTIC. A WEAK COLD FRONT WILL APPROACH OVER THE WEEKEND AND MOVE EAST OF THE AREA ON SUNDAY. && .NEAR TERM /THROUGH THURSDAY/... 2030 UTC UPDATE...POPS HAVE BEEN ADJUSTED TO ACCOUNT FOR CONVECTION IN THE NORTHERN AND CENTRAL NC MOUNTAINS AND NORTHERN NC FOOTHILLS. QPF WAS UPDATED FOR THE SAME REASON. WIND GUSTS WERE INCREASED TO REFLECT OBSERVATIONS...AND DEW POINT UPDATED WITH THE LATEST DATA. AT 230 PM... WIDELY SCATTERED CONVECTION WILL CONTINUE INTO LATE AFTERNOON. WITH LITTLE OR NO WIND THROUGH THE COLUMN...LOCALLY HEAVY RAIN IS A MAIN THREAT...BUT SOME MARGINAL SEVERE HAIL POSSIBLE AS WELL WITH THE TALLEST STORMS. EXPECT CONVECTION WILL WANE QUICKLY ABOUT SUNSET WITH LOSS OF HEATING. DEBRIS CLOUDS EXPECTED TO DISSIPATE DURING THE EVENING ALLOWING FOR CLEAR CONDITIONS OVERNIGHT. MINIMUM TEMPS WILL REMAIN WELL ABOVE AVERAGE PER A MOS BLEND. ON THU WITH THE UPPER RIDGE SHIFTING EAST OF THE AREA ON THU...WEAK UPPER DIVERGENCE WILL RESULT OVER THE AREA. ALSO...MODELS SUGGEST THAT THE LEE TROF WILL BECOME MORE PROMINENT. IN ADDITION...FORECAST SOUNDINGS SUGGEST THAT CIN WILL BE MUCH LESS. ALL THIS SHOULD ALLOW FOR SUBSTANTIALLY MORE THUNDERSTORM COVERAGE IN THE AFTERNOON... EXTENDING OUT OVER THE FOOTHILLS AND INTO THE PIEDMONT AREAS. WILL FEATURE HIGHEST POPS OVER THE MOUNTAINS WHERE 50-60% COVERAGE LOOKS REASONABLE...WITH 20-40% COVERAGE OUTSIDE THE MOUNTAINS. HOT TEMPS WILL CONTINUE ON THU. && .SHORT TERM /THURSDAY NIGHT THROUGH SATURDAY/... AS OF 230 PM WEDNESDAY...FRIDAY AND SATURDAY...BROAD RIDGING WILL REMAIN ACROSS THE CWA THROUGH THE PERIOD. FORECAST SOUNDINGS INDICATE A FAIR MOIST PROFILE...WITH PW VALUES AROUND 1.25 INCHES. CIN VALUES APPEAR VERY WEAK WITH CAPE VALUES BETWEEN 500 TO 1000 J/KG. AT THE SFC...WEAK RIDGING IS EXPECTED EAST OF THE MTNS...WITH VERY WEAK LLVL WINDS. IT APPEARS THAT THE ENVIRONMENT WILL FAVOR THE HIGH TERRAIN AND FOOTHILL AREAS FOR CONVECTION INITIATION DURING THE EARLY TO MID AFTERNOON. I WILL INDICATE POPS BETWEEN 20 TO 30 PERCENT ACROSS THE NC ZONES...SCHC ACROSS THE SC UPSTATE AND NE GA. TEMPERATURES WILL REMAIN 5 TO 10 DEGREES ABOVE NORMAL. && .LONG TERM /SATURDAY NIGHT THROUGH WEDNESDAY/... AS OF 120 PM WEDNESDAY...ON SUNDAY...MEDIUM RANGE MODELS INDICATE THAT A WEAK COLD FRONT MAY SLIDE ACROSS THE CWA DURING THE AFTERNOON AND EVENING. THE FRONT WILL LIKELY INCREASE THE POTENTIAL FOR AFTERNOON AND EVENING SHRA/TSRA. FORECAST SOUNDINGS INDICATE MARGINAL LLVL LAPSE RATES WITH CAPE VALUES BELOW 1000 J/KG. IN ADDITION...LLVL WIND FIELDS APPEAR VERY WEAK...GENERALLY LESS THAN 10 KTS BELOW 15 KFT. I WILL FAVOR CHC POPS ACROSS THE MTNS AN THE NC FOOTHILLS AND PIEDMONT...WITH SCHC ACROSS THE UPSTATE AND NE GA. TEMPERATURES WILL REMAIN 5 TO 8 DEGREES ABOVE NORMAL. MONDAY THROUGH WEDNESDAY...VERY LITTLE PATTERN CHANGE IS EXPECTED THROUGH THE PERIOD. THE CWA REMAINS BETWEEN A BROAD MID LEVEL TROF OVER THE ATLANTIC AND MID LEVEL RIDGING ACROSS THE CENTRAL CONUS. WEAK WIND FIELDS AND WEAK TO MARGINAL INSTABILITY WILL SUPPORT AFTERNOON TO EVENING AIR MASS SHRA/TSRA. I WILL LIMIT COVERAGE IN THE 20 TO 30 PERCENT RANGE. TEMPERATURES WILL CONTINUE TO REMAIN 5 TO 8 DEGREES ABOVE NORMAL. && .AVIATION /21Z WEDNESDAY THROUGH MONDAY/... AT KCLT AND ELSEWHERE...VFR EXCEPT FOR SOME EARLY MRNG MVFR FOG AT KAVL AGAIN EARLY ON THU. EXPECT SCT CU ACROSS THE AREA THIS AFTERNOON WITH ISOLD TSTMS IN THE MTNS INTO EARLY EVE...THEN GENLY SKC OVERNIGHT. WINDS WILL BE LIGHT MOSTLY SW. THUNDERSTORMS COULD GET GOING A LITTLE EARLIER ON THU AND BECOME MORE WIDESPREAD OVER THE MOUNTAINS BY 18Z THU...BUT WILL NOT CARRY A CB AT THIS TIME AT KAVL. OUTLOOK...BASED ON LESS CONVECTIVE INHIBITION SHOWN IN THE FORECAST SOUNDINGS ON THU....THUNDERSTORM COVERAGE IS EXPECTED TO BE MORE WIDESPREAD THU AFTERNOON...AND EXTEND OUT OVER THE FOOTHILLS AND NORTHERN PIEDMONT AREAS. UPPER RIDGE GRADUALLY WEAKENS THROUGH LATE WEAK ALLOWING FOR A CONTINUATION OF AT LEAST SCATTERED AFTERNOON AND EVENING THUNDERSTORMS EACH DAY. A COLD FRONT IS EXPECTED TO MOVE IN SUN WITH PERHAPS MORE ORGANIZED THUNDERSTORM THREAT WITH ITS PASSAGE. EARLY MORNING MOUNTAIN VALLEY FOG IS A GOOD BET EACH DAY. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SYNOPSIS...TJB NEAR TERM...JAT/LG SHORT TERM...NED LONG TERM...NED AVIATION...LG
Hazardous weather outlook, Jun 8, 2:29 PM EDT, 2 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 229 PM EDT WED JUN 8 2011 GAZ010-017-NCZ033-048>053-058-059-062>065-501-503-505-507-509- SCZ001>003-091830- RABUN-HABERSHAM-AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE- GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS- RUTHERFORD MOUNTAINS-POLK MOUNTAINS-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- 229 PM EDT WED JUN 8 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SCATTERED THUNDERSTORMS WILL CONTINUE OVER THE MOUNTAINS THIS AFTERNOON INTO EARLY EVENING. A FEW OF THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING STRAIGHT LINE WINDS AND LARGE HAIL. ALSO...THE STORMS WILL BE SLOW MOVING SO LOCALLY HEAVY RAIN WILL ALSO OCCUR AND POSSIBLY LOCALIZED FLOODING. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. SCATTERED TO NUMEROUS THUNDERSTORMS WILL OCCUR THURSDAY AFTERNOON. A FEW OF THESE STORMS COULD BECOME SEVERE AND PRODUCE LARGE HAIL AND DAMAGING WINDS. ALSO...THE STORMS WILL BE SLOW MOVING SO LOCALLY HEAVY RAIN WILL RESULT AND POSSIBLY LOCALIZED FLOODING. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. GAZ018-026-028-029-NCZ035>037-056-057-068>072-082-502-504-506-508- 510-SCZ004>014-019-091830- STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN- CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- GREATER CALDWELL-GREATER BURKE-EASTERN MCDOWELL-GREATER RUTHERFORD- EASTERN POLK-GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE- SPARTANBURG-CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC- CHESTER-GREENWOOD- 229 PM EDT WED JUN 8 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. SCATTERED THUNDERSTORMS WILL OCCUR THURSDAY AFTERNOON. A FEW OF THESE STORMS COULD BECOME SEVERE AND PRODUCE LARGE HAIL AND DAMAGING WINDS. ALSO...THE STORMS WILL BE SLOW MOVING SO LOCALLY HEAVY RAIN WILL RESULT AND POSSIBLY LOCALIZED FLOODING. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. LG
In the hours before
Local storm report, Jun 8, 12:39 PM EDT, 3 hours 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1239 PM EDT WED JUN 08 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0630 PM TSTM WND DMG 2 NW MARSHALL 35.82N 82.71W
06/05/2011 MADISON NC TRAINED SPOTTER
SEVERAL SMALL TREES AND LIMBS DOWN ON RIDDLE FARM RD.
&&
TBENTHALSpecial weather statement, Jun 8, 12:48 PM EDT, 3 hours 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1248 PM EDT WED JUN 8 2011
GAZ010-NCZ062-063-081745-
MACON-RABUN-SOUTHERN JACKSON-
1248 PM EDT WED JUN 8 2011
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN RABUN...
SOUTHEASTERN MACON AND SOUTHERN JACKSON COUNTIES THROUGH 145 PM
EDT...
AT 1246 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR SCALY...OR 11 MILES SOUTHEAST OF FRANKLIN...
MOVING NORTHWEST AT 5 MPH.
OTHER THUNDERSTORMS WERE DEVELOPING ACROSS THE HIGHER TERRAIN OF THE
SOUTHERN MOUNTAINS OF NORTH CAROLINA...ALSO DRIFTING TOWARD THE
WEST.
PEOPLE IN NORTHEASTERN RABUN...SOUTHEASTERN MACON AND SOUTHERN
JACKSON COUNTIES...INCLUDING THE FOLLOWING LOCATION...
OTTO...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
SMALL HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM.
LAT...LON 3517 8336 3511 8302 3510 8302 3491 8318
3498 8346
MOORESpecial weather statement, Jun 8, 1:51 PM EDT, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
151 PM EDT WED JUN 8 2011
NCZ033-050-503-505-081845-
AVERY-BURKE MOUNTAINS-MCDOWELL MOUNTAINS-MITCHELL-
151 PM EDT WED JUN 8 2011
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN MCDOWELL...NORTHWESTERN
BURKE...SOUTHEASTERN MITCHELL AND SOUTHWESTERN AVERY COUNTIES THROUGH
245 PM EDT...
AT 150 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES NORTH OF ASHFORD...OR 7 MILES EAST OF
SPRUCE PINE...MOVING SOUTHWEST AT 10 MPH.
PEOPLE IN NORTHERN MCDOWELL...NORTHWESTERN BURKE...SOUTHEASTERN
MITCHELL AND SOUTHWESTERN AVERY COUNTIES...INCLUDING THE FOLLOWING
LOCATIONS...
JONAS RIDGE...ASHFORD AND SPRUCE PINE...
SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.
SMALL HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM.
LAT...LON 3592 8179 3572 8201 3571 8203 3584 8215
3585 8214 3586 8215 3589 8215 3605 8194
MOORELocal storm report, Jun 8, 2:48 PM EDT, 1 hour 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
248 PM EDT WED JUN 08 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0245 PM HAIL 4 S SYLVA 35.32N 83.22W
06/08/2011 E1.00 INCH JACKSON NC PARK/FOREST SRVC
HAIL SIZE OF QUARTERS CURRENTLY FALLING AT FORESTRY
OFFICE.
&&
TBENTHALThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 3:32 PM EDT | Severe Thunderstorm Warning | GSP | Habersham, Rabun | 58 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 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.