Alert archive / Arkansas / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 41, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Mar 24, 2009, 2:52 PM CDT for Conway County, Pope County, Yell County, Arkansas. It was in force for 38 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
- Mar 24, 2009, 2:52 PM CDT (19:52 UTC)
- Expired
- Mar 24, 2009, 3:30 PM CDT
- In force
- 38 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Conway County, AR, Pope County, AR, Yell County, AR
The radar
The Little Rock radar (KLZK), 84 km from the middle of the area, began a volume at 19:51 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, 7.9 hours before the alert went out and 197 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
- 2 J/kg
- Mixed-layer CIN
- -127 J/kg
- Mixed-layer LCL
- 1098 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 536 m²/s²
- 0-3 km storm-relative helicity
- 644 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 Mar 24, 2:20 PM CDT, 32 minutes earlier.
Area forecast discussion, Mar 24, 2:20 PM CDT, 32 minutes before
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</html>Hazardous weather outlook, Mar 24, 5:00 AM CDT, 9 hours 52 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CDT TUE MAR 24 2009 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-251000- 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 TUE MAR 24 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT A STRONG SYSTEM IN THE PLAINS WILL DRAG A COLD FRONT THROUGH ARKANSAS TODAY AND TONIGHT. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND AHEAD OF THE FRONT. SOME OF THE STORMS COULD BECOME SEVERE AS THEY MOVE ACROSS THE STATE...MAINLY THIS AFTERNOON AND EVENING. FOR ANY STORMS THAT BECOME SEVERE...LARGE HAIL AND DAMAGING WINDS WILL BE POSSIBLE. AN ISOLATED TORNADO CANNOT BE RULED OUT AS WELL...GIVEN THE AMOUNT OF WIND ENERGY PRESENT IN THE LOWER ATMOSPHERE. THE SHOWERS AND THUNDERSTORMS EXPECTED TODAY AND TONIGHT COULD PRODUCE HEAVY RAINFALL IN SOME AREAS...WITH LOCALIZED FLOODING A CONCERN. GUSTY WINDS WILL OCCUR ALONG AND AHEAD OF THE FRONT AS WELL... REACHING SPEEDS OF 15 TO 25 MPH...WITH GUSTS AROUND 35 MPH AT TIMES. A LAKE WIND ADVISORY WILL BE IN AFFECT FOR MUCH OF THE STATE TODAY. TONIGHT...THE STORMS WILL PUSH EAST AND MOVE OUT OF ARKANSAS. WINDS WILL DIMINISH LATE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY ON WEDNESDAY...ANOTHER UPPER LEVEL WEATHER SYSTEM WILL QUICKLY MOVE ACROSS THE SOUTHERN PLAINS. SHOWERS AND THUNDERSTORMS WILL AGAIN BE POSSIBLE...WITH AN ISOLATED STRONG TO SEVERE THUNDERSTORM POSSIBLE OVER SOUTHERN ARKANSAS. A STORM SYSTEM DEVELOPING IN THE PLAINS WILL PUSH ANOTHER COLD FRONT THROUGH ARKANSAS ON FRIDAY...WITH ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS. SOME OF THESE STORMS COULD BECOME STRONG TO SEVERE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 57
In the hours before
Local storm report, Mar 24, 2:35 PM CDT, 17 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 |
|---|---|---|---|---|
| Mar 24, 3:43 AM CDT | Lake Wind Advisory | LZK | Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more | 15 hr |
| Mar 24, 1:26 PM CDT | Severe Thunderstorm Warning | LZK | Logan, Scott | 49 min |
| Mar 24, 2:04 PM CDT | Severe Thunderstorm Warning | LZK | Johnson, Logan, Pope, Yell | 56 min |
| Mar 24, 3:00 PM CDT | Severe Thunderstorm Warning | LZK | Baxter, Cleburne, Conway, Izard, Pope, Searcy and 2 more | 45 min |
| Mar 24, 3:30 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Conway, Faulkner, Van Buren, White | 45 min |
| Mar 24, 3:45 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Independence, Stone, Van Buren | 45 min |
| Mar 24, 4:12 PM CDT | Severe Thunderstorm Warning | LZK | Cleburne, Independence, Jackson, White | 48 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2009Every severe thunderstorm warning in 2009
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.