Alert archive / Arkansas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 60, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at May 6, 2001, 10:17 PM CDT for Union County, Arkansas. It was in force for 58 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- May 6, 2001, 10:17 PM CDT (03:17 UTC)
- Expired
- May 6, 2001, 11:15 PM CDT
- In force
- 58 min
- Issued by
- NWS Shreveport, LA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Union County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 6, 10:20 PM CDT | Hail 1.75 | Strong, AR |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 3.3 hours before the alert went out and 172 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
- 2500 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1049 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 6.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KSHV 070318 SVRSHV ARC139-070415- /NEW.KSHV.SV.W.0074.070317-070415/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SHREVEPORT LA 1017 PM CDT SUN MAY 6 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... UNION COUNTY IN SOUTH CENTRAL ARKANSAS * UNTIL 1115 PM CDT * AT 1017 PM CDT...THE SHREVEPORT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 14 MILES EAST OF EL DORADO...MOVING NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... RURAL NORTHEASTERN UNION COUNTY AT 1030 PM CDT THIS THUNDERSTORM WILL PRODUCE LARGE HAIL THE SIZE OF GOLFBALLS OR LARGER. REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR... UNION COUNTY IN SOUTH CENTRAL ARKANSAS UNTIL 1115 PM CDT. LAT...LON 3317 9255 3309 9236 3380 9187 3392 9217
What 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 Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at May 6, 9:56 PM CDT, 21 minutes earlier.
Area forecast discussion, May 6, 9:56 PM CDT, 21 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SHREVEPORT LA 955 PM CDT PM CDT SUN MAY 6 2001 UPDATED ZONES TO INCLUDE MENTION OF POSSIBLE SEVERE. NO OTHER CHANGES MADE. 06 .SHV...NONE.
In the hours before
Local storm report, May 6, 6:49 PM CDT, 3 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT, LA
649 PM CDT SUN MAY 6 2001
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 PM SUTTON AR 1.75 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0635 PM 5 S PRESCOTT AR 1.00 INCH HAIL
05/06/01 ~NEVADA REPORTED BY LAW
ENFORCEMENTLocal storm report, May 6, 7:35 PM CDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT, LA
735 PM CDT SUN MAY 6 2001
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 PM SUTTON AR 1.75 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0635 PM 5 S PRESCOTT AR 1.00 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0725 PM LANEBURG AR .75 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENTLocal storm report, May 6, 9:43 PM CDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT, LA
943 PM CDT SUN MAY 6 2001
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0630 PM SUTTON AR 1.75 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0635 PM 5 S PRESCOTT AR 1.00 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0725 PM LANEBURG AR .75 INCH HAIL
05/06/01 NEVADA REPORTED BY LAW
ENFORCEMENT
0920 PM RED HILL TX .75 INCH HAIL
05/06/01 CASS REPORTED BY TRAINED
SPOTTERS
0933 PM RED HILL TX .75 INCH HAIL
05/06/01 CASS REPORTED BY TRAINED
SPOTTERSThe office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 7:00 PM CDT | Severe Thunderstorm Warning | SHV | Nevada | 45 min |
| May 6, 8:43 PM CDT | Severe Thunderstorm Warning | SHV | Little River | 62 min |
| May 6, 10:28 PM CDT | Severe Thunderstorm Warning | SHV | Little River | 62 min |
| May 6, 11:07 PM CDT | Severe Thunderstorm Warning | SHV | Miller | 53 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2001Every severe thunderstorm warning in 2001
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.