Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 235, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Jul 14, 2012, 2:14 PM CDT for Logan County, Arkansas. It was in force for 12 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
- Jul 14, 2012, 2:14 PM CDT (19:14 UTC)
- Expired
- Jul 14, 2012, 2:26 PM CDT
- In force
- 12 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
County Logan County, AR
The radar
The Western Arkansas radar (KSRX), 59 km from the middle of the area, began a volume at 19:17 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
Norman, OK (KOUN), launched 12:00Z, 7.2 hours before the alert went out and 335 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
- 932 J/kg
- Mixed-layer CIN
- -183 J/kg
- Mixed-layer LCL
- 1416 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
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 Jul 14, 1:30 PM CDT, 44 minutes earlier.
Area forecast discussion, Jul 14, 1:30 PM CDT, 44 minutes before
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</html>Hazardous weather outlook, Jul 14, 10:55 AM CDT, 3 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE LITTLE ROCK AR 1055 AM CDT SAT JUL 14 2012 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-151000- 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- 1055 AM CDT SAT JUL 14 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS WILL OCCUR TODAY AND TONIGHT...AS UPPER LEVEL LOW PRESSURE MOVES THROUGH THE REGION. WHILE WIDESPREAD SEVERE WEATHER IS NOT ANTICIPATED...THERE COULD BE SOME STRONG STORMS...PRODUCING WIND GUSTS TO 40 MPH...SMALL HAIL...FREQUENT LIGHTNING...AND LOCALLY HEAVY DOWNPOURS. EVEN WITH RAINFALL IN THE FORECAST...EXTREME WILDFIRE DANGER CONTINUES ACROSS THE NATURAL STATE...AND MOST COUNTIES HAVE BURN BANS IN PLACE. ANY FIRE THAT STARTS COULD SPREAD RAPIDLY AND QUICKLY GET OUT OF CONTROL. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SHOWER AND THUNDERSTORM CHANCES WILL CONTINUE THROUGH THE WEEKEND AND INTO NEXT WEEK...AS MOISTURE INTERACTS WITH DISTURBANCES MOVING THROUGH IN THE FLOW ALOFT. WHILE WIDESPREAD SEVERE WEATHER IS NOT ANTICIPATED...AN ISOLATED STRONG STORM WILL BE POSSIBLE. WHATEVER RAIN MATERIALIZES...IT WILL LIKELY HAVE LITTLE IMPACT ON THE ONGOING DROUGHT. OUTDOOR BURNING OF ANY KIND IS STRONGLY DISCOURAGED. .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. 28
In the hours before
Special weather statement, Jul 14, 9:46 AM CDT, 4 hours 28 minutes before
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</html>Special weather statement, Jul 14, 9:54 AM CDT, 4 hours 20 minutes before
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</html>Local storm report, Jul 14, 9:57 AM CDT, 4 hours 17 minutes before
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</html>Special weather statement, Jul 14, 11:39 AM CDT, 2 hours 35 minutes before
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</html>Special weather statement, Jul 14, 1:30 PM CDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
130 PM CDT SAT JUL 14 2012
ARZ030-037-141900-
LOGAN AR-SCOTT AR-
130 PM CDT SAT JUL 14 2012
...SIGNIFICANT WEATHER ADVISORY FOR EXTREME NORTHERN SCOTT AND
WESTERN LOGAN COUNTIES UNTIL 200 PM CDT...
AT 128 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 3 MILES SOUTH OF BRANCH...OR 9 MILES NORTH OF
BOONEVILLE...MOVING SOUTHWEST AT 15 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
BOONEVILLE... RATCLIFF... ECHO...
IONE... CHISMVILLE... CAULKSVILLE...
CAROLAN... BARBER... WATSON LAKE...
TATE... HEWITT LAKE... CANEY LAKE...
BOY SCOUTS LAKE...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 3511 9415 3515 9414 3515 9404 3523 9404
3524 9402 3524 9393 3532 9392 3533 9390
3531 9383 3501 9396 3510 9418
TIME...MOT...LOC 1830Z 023DEG 13KT 3526 9398
58The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 9:54 AM CDT | Special Weather Statement | LZK | Baxter, Boone, Marion, Newton, Searcy | 56 min |
| Jul 14, 10:49 AM CDT | Special Weather Statement | LZK | Newton | 46 min |
| Jul 14, 11:39 AM CDT | Special Weather Statement | LZK | Johnson, Van Buren | 46 min |
| Jul 14, 1:30 PM CDT | Special Weather Statement | LZK | Sebastian | 30 min |
| Jul 14, 1:50 PM CDT | Severe Thunderstorm Warning | LZK | Logan | 25 min |
| Jul 14, 5:44 PM CDT | Special Weather Statement | LZK | Cleveland | 46 min |
| Jul 14, 6:01 PM CDT | Severe Thunderstorm Warning | LZK | Cleveland, Jefferson | 44 min |
| Jul 14, 6:28 PM CDT | Severe Thunderstorm Warning | LZK | Cleveland, Jefferson, Lincoln | 38 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2012Every severe thunderstorm warning in 2012
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.