Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 287, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 1, 2012, 10:20 PM CDT for Searcy County, Stone County, Van Buren County, Arkansas. It was in force for 40 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 1, 2012, 10:20 PM CDT (03:20 UTC)
- Expired
- Aug 1, 2012, 11:00 PM CDT
- In force
- 40 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Searcy County, AR, Stone County, AR, Van Buren County, AR
The radar
The Little Rock radar (KLZK), 107 km from the middle of the area, began a volume at 03:23 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 00:00Z, 3.3 hours before the alert went out and 173 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
- 127 J/kg
- Mixed-layer CIN
- -175 J/kg
- Mixed-layer LCL
- 2880 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 189 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
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 1, 9:26 PM CDT, 54 minutes earlier.
Area forecast discussion, Aug 1, 9:26 PM CDT, 54 minutes before
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</html>Hazardous weather outlook, Aug 1, 5:00 AM CDT, 17 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT WED AUG 1 2012 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-021000- 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 WED AUG 1 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT A HEAT ADVISORY IS IN EFFECT TODAY FOR A LARGE PART OF ARKANSAS DUE TO THE CONTINUED HOT TEMPERATURES AND ELEVATED HUMIDITY. AFTERNOON HEAT INDEX VALUES WILL RANGE FROM 105 TO NEAR 110 DEGREES. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL MOVE ACROSS ARKANSAS TODAY...MAINLY OVER NORTHERN...CENTRAL TO SOUTHERN AREAS. AN ISOLATED STRONG STORM MAY BE SEEN...BUT THE OVERALL SEVERE STORM THREAT WILL BE VERY LOW. ANY RAIN THAT IS SEEN WILL HAVE LITTLE AFFECT ON THE OVERALL DROUGHT CONDITIONS. THE STATE REMAINS IN A HIGH TO EXTREME WILDFIRE DANGER DUE TO THE ONGOING DROUGHT CONDITIONS AND BONE DRY VEGETATION. MOST COUNTIES HAVE BURN BANS IN PLACE. OUTDOOR BURNING OF ANY KIND IS STRONGLY DISCOURAGED AS FIRES COULD QUICKLY SPREAD OUT OF CONTROL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A HEAT ADVISORY IS IN EFFECT FOR A LARGE PART OF ARKANSAS ON THURSDAY DUE TO THE CONTINUED HOT TEMPERATURES AND ELEVATED HUMIDITY. AFTERNOON HEAT INDEX VALUES WILL RANGE FROM 105 TO NEAR 110 DEGREES. ISOLATED SHOWERS AND A FEW THUNDERSTORMS WILL BE POSSIBLE AT TIMES DUE TO SOME UPPER LEVEL WEATHER SYSTEMS THAT WILL MOVE ACROSS ARKANSAS. OVERALL RAIN AMOUNTS AND COVERAGE WILL REMAIN LOW. ALSO THE THREAT OF ANY STRONG TO SEVERE STORMS WILL REMAIN ISOLATED AND BE VERY LOW. THE WILDFIRE DANGER IS EXPECTED TO REMAIN HIGH TO EXTREME FOR THE NEXT SEVERAL DAYS DUE TO THE ONGOING DROUGHT AND CONTINUED HOT TEMPERATURES. ONLY ISOLATED SHOWERS AND THUNDERSTORMS ARE POSSIBLE OVER THE NEXT SEVERAL DAYS...WITH NO WIDESPREAD RAINFALL EXPECTED IN THE FORESEEABLE FUTURE TO BRING MUCH RELIEF. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 59
In the hours before
Local storm report, Aug 1, 6:55 PM CDT, 3 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
655 PM CDT WED AUG 01 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0609 PM TSTM WND DMG YELLVILLE 36.23N 92.69W
08/01/2012 MARION AR PUBLIC
SEVERAL LARGE TREES WERE BLOWN DOWN IN YELLVILLE. ONE
TREE WAS REPORTED TO HAVE FALLEN ON A HOUSE.
&&
MCLAYLocal storm report, Aug 1, 7:26 PM CDT, 2 hours 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
726 PM CDT WED AUG 01 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0510 PM TSTM WND DMG HARRISON 36.24N 93.12W
08/01/2012 BOONE AR LAW ENFORCEMENT
UPDATE FROM PREVIOUS LSR. TREES WERE BLOWN DOWN AND
SEVERAL BLOCKED ROADS. A BUSINESS SIGN WAS BLOWN DOWN
ONTO A VEHICLE. THE VEHICLE WAS NOT OCCUPIED. POWER LINES
WERE BLOWN DOWN AND POWER POLES WERE SNAPPED. A LOT OF
RESIDENTS IN HARRISON REMAIN WITHOUT POWER. SEVERAL
STRUCTURES REPORTED STRUCTURAL DAMAGE WITH ONE STRUCTURE
HAVING TIN ROOFING COMPLETELY REMOVED. WINDS ESTIMATED 60
TO 65 MPH.
&&
MCLAYSpecial weather statement, Aug 1, 7:28 PM CDT, 2 hours 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
728 PM CDT WED AUG 1 2012
ARZ003-012-013-020115-
BOONE AR-NEWTON AR-SEARCY AR-
728 PM CDT WED AUG 1 2012
...SIGNIFICANT WEATHER ADVISORY FOR EXTREME SOUTHWESTERN BOONE...
SOUTHWESTERN SEARCY AND NEWTON COUNTIES UNTIL 815 PM CDT...
AT 725 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 3 MILES EAST OF LOST VALLEY SP...MOVING SOUTHEAST
AT 30 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
LOST VALLEY SP... JASPER... WAYTON...
VENDOR... PONCA... PELSOR...
PARTHENON... MT SHERMAN... MT JUDEA...
LURTON... LOW GAP... DEER...
CROSSROAD... COWELL... COMPTON...
BOXLEY... TAYLOR MTN... SUGAR TREE KNOB...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
LAT...LON 3582 9290 3572 9310 3573 9323 3600 9345
3602 9345 3613 9330
TIME...MOT...LOC 0028Z 320DEG 26KT 3600 9331
/56Local storm report, Aug 1, 7:34 PM CDT, 2 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
734 PM CDT WED AUG 01 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0634 PM TSTM WND DMG VIOLA 36.40N 91.98W
08/01/2012 FULTON AR LAW ENFORCEMENT
TRESS AND POWER LINES ARE DOWN. SOME POWER POLES WERE
SNAPPED. TIN ROOFING WAS REMOVED FROM SEVERAL
HOUSES...MTRESS AND POWER LINES ARE DOWN.
0647 PM TSTM WND DMG SALEM 36.37N 91.82W
08/01/2012 FULTON AR LAW ENFORCEMENT
SEVERAL POWER LINES AND POWER POLES WERE BLOWN DOWN. TIN
ROOFING WAS REMOVED FROM SEVERAL STRUCTURES ON THE WEST
SIDE OF SALEM.
&&
MCLAYLocal storm report, Aug 1, 8:06 PM CDT, 2 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
806 PM CDT WED AUG 01 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0717 PM TSTM WND DMG 3 E ASH FLAT 36.23N 91.55W
08/01/2012 SHARP AR TRAINED SPOTTER
MULTIPLE TREES ARE DOWN WITH TREES REPORTED ON HOUSES AND
VEHICLES. NO INJURIES ARE BEING REPORTED AT THIS TIME.
POWER LINES AND POWER POLES WERE BLOWN DOWN.
&&
MCLAYSpecial weather statement, Aug 1, 8:07 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LITTLE ROCK AR 807 PM CDT WED AUG 1 2012 ARZ016-025-034-020155- INDEPENDENCE AR-JACKSON AR-WOODRUFF AR- 807 PM CDT WED AUG 1 2012 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN WOODRUFF... SOUTHEASTERN JACKSON AND EASTERN INDEPENDENCE COUNTIES UNTIL 900 PM CDT... AT 803 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 4 MILES SOUTHEAST OF NEWARK...OR 9 MILES NORTHWEST OF NEWPORT...MOVING SOUTHEAST AT 35 MPH. WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM. * LOCATIONS IMPACTED INCLUDE... NEWPORT... MCFADDEN... JACKSONPORT... DIAZ... ALGOA... WELDON... SHOFFNER... PUMPKIN BEND... MACKS... ERWIN... BLACKVILLE... BEEDEVILLE... HOWARD LAKE... AUVERGNE... IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LAT...LON 3549 9104 3520 9105 3568 9148 3574 9136 TIME...MOT...LOC 0108Z 323DEG 29KT 3565 9136 51
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 7:15 PM CDT | Severe Thunderstorm Warning | LZK | Sharp | 15 min |
| Aug 1, 7:28 PM CDT | Special Weather Statement | LZK | Newton | 47 min |
| Aug 1, 7:30 PM CDT | Severe Thunderstorm Warning | LZK | Independence, Sharp | 30 min |
| Aug 1, 8:07 PM CDT | Special Weather Statement | LZK | Jackson | 48 min |
| Aug 2, 12:01 AM CDT | Special Weather Statement | LZK | Faulkner | 29 min |
| Aug 2, 1:04 AM CDT | Special Weather Statement | LZK | Van Buren | 31 min |
| Aug 2, 1:08 AM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Van Buren | 37 min |
| Aug 2, 1:34 AM CDT | Special Weather Statement | LZK | Stone | 31 min |
| Aug 2, 4:09 AM CDT | Special Weather Statement | LZK | Fulton, Izard, Sharp | 46 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.