Alert archive / Arkansas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 313, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 5, 2015, 1:31 PM CDT for 7 counties in Arkansas. It was in force for 44 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 5, 2015, 1:31 PM CDT (18:31 UTC)
- Expired
- Aug 5, 2015, 2:15 PM CDT
- In force
- 44 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Conway County, AR, Faulkner County, AR, Perry County, AR, Pope County, AR, Pulaski County, AR, Saline County, AR, Yell County, AR
The radar
The Little Rock radar (KLZK), 51 km from the middle of the area, began a volume at 18:32 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, 6.5 hours before the alert went out and 227 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
- 635 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 853 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 405 m²/s²
- 0-3 km storm-relative helicity
- 433 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 8.3
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 5, 12:44 PM CDT, 47 minutes earlier.
Area forecast discussion, Aug 5, 12:44 PM CDT, 47 minutes before
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</html>Hazardous weather outlook, Aug 5, 5:03 AM CDT, 8 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 503 AM CDT WED AUG 5 2015 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-061015- BOONE-MARION-BAXTER-FULTON-SHARP-NEWTON-SEARCY-STONE-IZARD- INDEPENDENCE-JOHNSON-POPE-VAN BUREN-CLEBURNE-JACKSON-LOGAN-CONWAY- FAULKNER-WHITE-WOODRUFF-SCOTT-YELL-PERRY-POLK-MONTGOMERY-GARLAND- SALINE-PULASKI-LONOKE-PRAIRIE-MONROE-PIKE-CLARK-HOT SPRING-GRANT- JEFFERSON-ARKANSAS-DALLAS-CLEVELAND-LINCOLN-DESHA-OUACHITA- CALHOUN-BRADLEY-DREW- 503 AM CDT WED AUG 5 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT ACROSS ARKANSAS. THE MAIN AREAS WILL BE OVER THE NORTHERN HALF OF THE STATE. THERE IS THE POTENTIAL FOR SOME STRONG AND SEVERE STORMS...PRIMARILY OVER NORTHERN ARKANSAS. DAMAGING WINDS AND LARGE HAIL WILL BE THE MAIN THREATS. ISOLATED HEAVY RAIN WILL ALSO BE POSSIBLE. ADDITIONALLY...HEAT INDEX VALUES WILL CONTINUE IN THE 90S TO SOME 100 DEGREE READINGS OVER MUCH OF THE STATE...AND EXTRA CAUTION SHOULD BE TAKEN IF DOING OUTDOOR ACTIVITIES TODAY. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THURSDAY...AND TO A LOWER EXTENT FRIDAY...ACROSS ARKANSAS. THE MAIN AREAS WILL BE OVER THE NORTHERN HALF OF THE STATE AS THE WEAK FRONT MOVES NORTH AS A WARM FRONT...AND SOME UPPER ENERGY MOVES THROUGH THE REGION. OTHERWISE...RAIN CHANCES LOWER SIGNIFICANTLY OVER THE WEEKEND AND THROUGH MONDAY...AS UPPER HIGH PRESSURE BUILDS INTO THE REGION. THIS WILL ALSO INCREASE HEAT INDEX VALUES TO 100 TO AROUND 110 DEGREES AND HEAT ADVISORIES MAY BE NEEDED AGAIN FOR MUCH OF ARKANSAS...ESPECIALLY OVER CENTRAL AND SOUTHERN ARKANSAS. EXTRA CAUTION SHOULD BE TAKEN IF DOING OUTDOOR ACTIVITIES TO MINIMIZE THE AFFECT OF THE HIGH HEAT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY DUE TO THE ISOLATED NATURE OF ANY STRONG TO SEVERE STORMS. STORM REPORTS ARE REQUESTED. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 59
In the hours before
Special weather statement, Aug 5, 11:34 AM CDT, 1 hour 57 minutes before
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</html>Special weather statement, Aug 5, 12:14 PM CDT, 1 hour 17 minutes before
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</html>Local storm report, Aug 5, 12:52 PM CDT, 39 minutes before
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</html>Special weather statement, Aug 5, 1:09 PM CDT, 22 minutes before
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</html>The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 11:34 AM CDT | Special Weather Statement | LZK | Boone, Johnson, Newton | 56 min |
| Aug 5, 12:14 PM CDT | Special Weather Statement | LZK | Marion, Searcy | 31 min |
| Aug 5, 12:36 PM CDT | Severe Thunderstorm Warning | LZK | Prairie, White, Woodruff | 39 min |
| Aug 5, 12:43 PM CDT | Special Weather Statement | LZK | Baxter, Searcy | 47 min |
| Aug 5, 1:09 PM CDT | Special Weather Statement | LZK | Conway, Perry, Van Buren | 36 min |
| Aug 5, 1:23 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Conway, Faulkner, Pope, Van Buren | 52 min |
| Aug 5, 2:03 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Conway, Faulkner, Lonoke, Perry, Pulaski and 2 more | 42 min |
| Aug 5, 2:39 PM CDT | Special Weather Statement | LZK | Lonoke | 36 min |
| Aug 5, 2:41 PM CDT | Heat Advisory | LZK | Arkansas, Bradley, Calhoun, Clark, Cleburne, Cleveland and 22 more | 3 days |
| Aug 5, 3:13 PM CDT | Special Weather Statement | LZK | Monroe, Prairie, Woodruff | 32 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2015Every severe thunderstorm warning in 2015
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.