Alert archive / Arkansas / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 355, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 8, 2013, 5:00 PM CDT for Boone County, Marion County, Searcy County, Arkansas. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 8, 2013, 5:00 PM CDT (22:00 UTC)
- Expired
- Aug 8, 2013, 5:45 PM CDT
- In force
- 45 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Boone County, AR, Marion County, AR, Searcy County, AR
The radar
The Springfield radar (KSGF), 130 km from the middle of the area, began a volume at 22:03 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 nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 10.0 hours before the alert went out and 120 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
- 195 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 651 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- -14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Little Rock, AR wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 8, 2:38 PM CDT, 2 hours 22 minutes earlier.
Area forecast discussion, Aug 8, 2:38 PM CDT, 2 hours 22 minutes before
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</html>Hazardous weather outlook, Aug 8, 5:00 AM CDT, 12 hours before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT THU AUG 8 2013 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-091000- ARKANSAS-BAXTER-BOONE-BRADLEY-CALHOUN-CLARK-CLEBURNE-CLEVELAND- CONWAY-DALLAS-DESHA-DREW-FAULKNER-FULTON-GARLAND-GRANT-HOT SPRING- INDEPENDENCE-IZARD-JACKSON-JEFFERSON-JOHNSON-LINCOLN-LOGAN-LONOKE- MARION-MONROE-MONTGOMERY-NEWTON-OUACHITA-PERRY-PIKE-POLK-POPE- PRAIRIE-PULASKI-SALINE-SCOTT-SEARCY-SHARP-STONE-VAN BUREN-WHITE- WOODRUFF-YELL- 500 AM CDT THU AUG 8 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT HOT AND HUMID CONDITIONS WILL CONTINUE ACROSS MOST OF THE STATE AS UPPER LEVEL HIGH PRESSURE DOMINATES. AREAS ALONG AND SOUTH OF THE ARKANSAS RIVER VALLEY WILL SEE AFTERNOON HEAT INDEX VALUES RANGING FROM 105 TO 110 DEGREES. AS SUCH...A HEAT ADVISORY REMAINS IN EFFECT FOR THIS AREA. SHOWERS AND THUNDERSTORMS ARE LIKELY ACROSS NORTHERN ARKANSAS THIS MORNING. GIVEN THE HIGH MOISTURE LEVELS CURRENTLY IN PLACE...ANY THUNDERSTORM WILL HAVE THE POTENTIAL TO PRODUCE HEAVY RAINFALL WITH LOCALIZED FLASH FLOODING POSSIBLE. ADDITIONAL SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND TONIGHT WITH THE HIGHEST CHANCES REMAINING ALONG THE MISSOURI BORDER. LOCALLY HEAVY RAIN AND FLASH FLOODING WILL REMAIN A CONCERN ESPECIALLY OVER AREAS THAT HAVE ALREADY SEEN HEAVY RAIN. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY VERY WARM AND HUMID CONDITIONS WILL CONTINUE FRIDAY IN AREAS ALONG AND SOUTH OF THE ARKANSAS RIVER VALLEY. AFTERNOON HEAT INDEX VALUES WILL EXCEED 105 DEGREES FRIDAY AFTERNOON. SLIGHTLY COOLER TEMPERATURES ARE IN THE FORECAST FRIDAY THROUGH THE WEEKEND...AS A FRONT APPROACHES THE STATE...AND BRINGS INCREASED CLOUD COVER AND RAIN CHANCES. HEAT INDEX VALUES WILL RANGE FROM 100 TO 105 DEGREES THROUGH THE WEEKEND. MOISTURE LEVELS WILL REMAIN HIGH THROUGH THE PERIOD AND LOCALLY HEAVY RAIN WILL REMAIN A CONCERN WITH ANY THUNDERSTORM ACTIVITY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 56
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 8:39 PM CDT | Special Weather Statement | LZK | Boone | 31 min |
| Aug 7, 9:22 PM CDT | Special Weather Statement | LZK | Boone | 28 min |
| Aug 7, 9:48 PM CDT | Special Weather Statement | LZK | Baxter, Boone, Marion | 32 min |
| Aug 7, 10:55 PM CDT | Special Weather Statement | LZK | Searcy | 30 min |
| Aug 7, 11:42 PM CDT | Special Weather Statement | LZK | Stone | 28 min |
| Aug 8, 12:02 AM CDT | Special Weather Statement | LZK | Stone | 28 min |
| Aug 8, 12:22 AM CDT | Special Weather Statement | LZK | Izard | 28 min |
| Aug 8, 12:25 AM CDT | Special Weather Statement | LZK | Stone | 30 min |
| Aug 8, 12:53 AM CDT | Special Weather Statement | LZK | Independence | 47 min |
| Aug 8, 2:05 AM CDT | Flash Flood Warning | LZK | Cleburne, Independence, Izard, Jackson, Sharp, Stone | 3 hr |
| Aug 8, 2:14 AM CDT | Flash Flood Warning | LZK | Cleburne, Independence, Izard, Jackson, Sharp, Stone | 3 hr |
| Aug 8, 2:20 AM CDT | Special Weather Statement | LZK | Independence | 45 min |
| Aug 8, 2:22 AM CDT | Flash Flood Warning | LZK | Boone | 3 hr |
| Aug 8, 2:35 AM CDT | Special Weather Statement | LZK | Boone | 45 min |
| Aug 8, 2:42 AM CDT | Special Weather Statement | LZK | Jackson | 18 min |
| Aug 8, 2:55 AM CDT | Flash Flood Warning | LZK | Independence, Jackson | 2 hr |
| Aug 8, 3:00 AM CDT | Special Weather Statement | LZK | Independence, Jackson | 30 min |
| Aug 8, 4:19 AM CDT | Flash Flood Warning | LZK | Boone | 2 hr |
| Aug 8, 5:02 AM CDT | Special Weather Statement | LZK | Fulton | 28 min |
| Aug 8, 5:29 AM CDT | Flash Flood Warning | LZK | Boone | 3 hr |
| Aug 8, 6:09 AM CDT | Special Weather Statement | LZK | Johnson, Newton | 31 min |
| Aug 8, 6:21 AM CDT | Flash Flood Warning | LZK | Johnson, Newton, Pope, Searcy | 2 hr |
| Aug 8, 8:27 AM CDT | Flash Flood Warning | LZK | Boone | 3 hr |
| Aug 8, 11:44 AM CDT | River Flood Warning | LZK | Independence, Jackson, Lawrence | 10 days |
| Aug 8, 11:49 AM CDT | River Flood Advisory | LZK | Randolph | 36 hr |
| Aug 8, 2:27 PM CDT | Flash Flood Watch | LZK | Baxter, Cleburne, Conway, Fulton, Independence, Izard and 5 more | 45 hr |
| Aug 8, 4:16 PM CDT | Severe Thunderstorm Warning | LZK | Boone | 44 min |
| Aug 8, 5:46 PM CDT | Special Weather Statement | LZK | Searcy | 29 min |
| Aug 8, 5:48 PM CDT | Special Weather Statement | LZK | Marion | 32 min |
| Aug 8, 5:51 PM CDT | Severe Thunderstorm Warning | LZK | Marion, Searcy | 39 min |
| Aug 8, 6:17 PM CDT | Severe Thunderstorm Warning | LZK | Baxter, Cleburne, Izard, Searcy, Stone, Van Buren | 43 min |
| Aug 8, 6:48 PM CDT | Special Weather Statement | LZK | Van Buren | 32 min |
| Aug 8, 6:54 PM CDT | Special Weather Statement | LZK | Newton | 31 min |
| Aug 8, 6:57 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Independence, Stone | 48 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2013Every severe thunderstorm warning in 2013
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.