Alert archive / Arkansas / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 2, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Feb 24, 2007, 8:25 AM CST for White County, Woodruff County, Arkansas. It was in force for 35 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
- Feb 24, 2007, 8:25 AM CST (14:25 UTC)
- Expired
- Feb 24, 2007, 9:00 AM CST
- In force
- 35 min
- Issued by
- NWS Little Rock, AR
- Area
- Counties, with a storm outline in the text
Counties White County, AR, Woodruff County, AR
The radar
The Little Rock radar (KLZK), 82 km from the middle of the area, began a volume at 14:27 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
Little Rock, AR (KLZK), launched 12:00Z, 2.4 hours before the alert went out and 147 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 746 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 555 m²/s²
- 0-3 km storm-relative helicity
- 565 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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 Feb 24, 5:32 AM CST, 2 hours 53 minutes earlier.
Area forecast discussion, Feb 24, 5:32 AM CST, 2 hours 53 minutes before
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</html>Hazardous weather outlook, Feb 24, 5:00 AM CST, 3 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LITTLE ROCK AR 500 AM CST SAT FEB 24 2007 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-251100- 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 CST SAT FEB 24 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT A WELL DEFINED DEEP UPPER LEVEL LOW...OVER THE TEXAS PANHANDLE THIS MORNING...WILL CONTINUE TO DEEPEN AS IT ROTATES OFF TO THE NORTHEAST DURING THE DAY. SOUTH TO SOUTHEAST FLOW OFF THE GULF HAS BEEN PULLING MOISTURE INTO THIS SYSTEM WITH WIDESPREAD SHOWERS AND THUNDERSTORMS THE RESULT. SHOWERS AND THUNDERSTORMS WILL INCREASE IN COVERAGE THIS MORNING AS SEVERAL WEAK UPPER LEVEL DISTURBANCES KICK OUT OF THE MAIN TROUGH. THE MAIN ACTION WILL OCCUR THIS AFTERNOON AS A LINE OF STRONG TO POSSIBLY SEVERE THUNDERSTORMS IS FORECAST TO DEVELOP OVER EASTERN OKLAHOMA LATE THIS MORNING AND MOVE INTO WESTERN ARKANSAS AROUND THE NOON HOUR. THIS SQUALL LINE WILL BE A FAST MOVER....SWEEPING THROUGH THE REMAINDER OF THE STATE DURING THE AFTERNOON AND REACHING THE MISSISSIPPI RIVER BY EARLY EVENING AS THE SURFACE LOW MOVES INTO CENTRAL MISSOURI. THIS STORM SYSTEM HAS THE POTENTIAL TO BRING THE FIRST SIGNIFICANT SEVERE WEATHER OUTBREAK TO THE NATURAL STATE THIS SEASON. WHILE INSTABILITY WILL BE RELATIVELY WEAK ACROSS THE AREA...THE SYSTEM WILL BE AIDED BY STRONG WINDS ALOFT AND A STRONG JET STREAK ROUNDING THE BASE OF THE UPPER LEVEL TROUGH. HIGH WINDS ALOFT COULD EASILY BE BROUGHT TO THE GROUND AS THE SYSTEM MOVES THROUGH. LARGE HAIL IS ALSO A CONCERN. THERE IS ALSO A CHANCE THAT SOME OF THE STRONGER STORMS COULD BECOME TORNADIC...ESPECIALLY DURING THE AFTERNOON HOURS. THE LATEST ATMOSPHERIC PROFILES CONTINUE TO SHOW AN ABUNDANCE OF BOTH SPEED AND DIRECTIONAL SHEER WITH THIS SYSTEM WHICH COULD EVENTUALLY DEVELOP INTO ROTATION IN SOME OF THE STRONGER STORMS. THE POSSIBILITY OF TORNADOES WILL BE HIGHER SOUTH OF LITTLE ROCK BUT ALL AREAS WILL BE SUSCEPTIBLE. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER ALL OF ARKANSAS AND A MODERATE RISK OF SEVERE THUNDERSTORMS OVER CENTRAL AND SOUTHERN ARKANSAS TODAY. IN THE WAKE OF THE FRONT...VERY DRY AIR WILL SURGE INTO WESTERN ARKANSAS LATE IN THE DAY. HUMIDITY LEVELS WILL PLUMMET AND WITH GUSTY WINDS CONTINUING...GRASSES AND OTHER FINE FUELS WILL DRY OUT QUICKLY. EVEN AFTER THE RAIN EXPECTED THIS MORNING...CONDITIONS WILL BE OPTIMAL TO SUPPORT WILDFIRES AND A RED FLAG WARNING IS IN EFFECT FOR PARTS OF WESTERN ARKANSAS LATE THIS AFTERNOON. ALONG WITH THE SEVERE WEATHER THREAT...A LAKE WIND ADVISORY IS IN EFFECT THROUGH 6 PM CST SUNDAY. SOUTHEAST AND SOUTHERLY WINDS OF 25 TO 35 MPH...WITH GUSTS APPROACHING 40 TO 45 MPH WILL BE COMMON OVER MUCH OF ARKANSAS ON TODAY. THIS WILL OCCUR AHEAD OF A STRONG COLD FRONT WHICH WILL MOVE THROUGH ARKANSAS LATE SATURDAY. BEHIND THE FRONT...WINDS WILL SHIFT TO THE SOUTHWEST...BUT WILL REMAIN AT 15-25 MPH WITH HIGHER GUSTS THROUGH THE NIGHT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY BREEZY CONDITIONS WILL CONTINUE THROUGH SUNDAY WITH WEST TO NORTHWEST WINDS OF 15 TO 25 MPH EXPECTED. WINDS WILL BEGIN TO SUBSIDE ON SUNDAY NIGHT...AS THE FRONT AND ASSOCIATED LOW PRESSURE SYSTEM MOVE AWAY FROM ARKANSAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL LIKELY BE REQUIRED LATER TODAY. && VISIT NWS LITTLE ROCK ON THE WEB. GO TO HTTP://WEATHER.GOV AND CLICK ON CENTRAL ARKANSAS. 56/38
The office that day
Everything else NWS Little Rock, AR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 9:22 PM CST | Lake Wind Advisory | LZK | Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 28 more | 45 hr |
| Feb 24, 4:38 AM CST | Red Flag Warning | LZK | Pike | 13 hr |
| Feb 24, 4:55 AM CST | Severe Thunderstorm Warning | LZK | Woodruff | 20 min |
| Feb 24, 11:01 AM CST | Severe Thunderstorm Warning | LZK | Johnson, Logan | 33 min |
| Feb 24, 11:13 AM CST | Severe Thunderstorm Warning | LZK | Clark, Dallas | 47 min |
| Feb 24, 11:13 AM CST | Severe Thunderstorm Warning | LZK | Newton | 33 min |
| Feb 24, 11:27 AM CST | Tornado Warning | LZK | Clark, Dallas | 29 min |
| Feb 24, 11:50 AM CST | Severe Thunderstorm Warning | LZK | Calhoun, Ouachita | 30 min |
| Feb 24, 11:54 AM CST | Severe Thunderstorm Warning | LZK | Grant, Saline | 51 min |
| Feb 24, 12:21 PM CST | Severe Thunderstorm Warning | LZK | Pope, Van Buren | 39 min |
| Feb 24, 12:49 PM CST | Severe Thunderstorm Warning | LZK | Cleveland, Lincoln | 41 min |
| Feb 24, 1:35 PM CST | Severe Thunderstorm Warning | LZK | Faulkner | 25 min |
| Feb 24, 1:53 PM CST | Tornado Warning | LZK | Bradley | 38 min |
| Feb 24, 2:17 PM CST | Tornado Warning | LZK | Drew | 28 min |
| Feb 24, 2:40 PM CST | Tornado Warning | LZK | Desha, Lincoln | 20 min |
| Feb 24, 2:57 PM CST | Tornado Warning | LZK | Arkansas, Desha | 33 min |
| Feb 24, 3:35 PM CST | Tornado Warning | LZK | Bradley | 40 min |
| Feb 24, 3:44 PM CST | Tornado Warning | LZK | Drew | 31 min |
| Feb 24, 3:51 PM CST | Severe Thunderstorm Warning | LZK | Arkansas | 39 min |
| Feb 24, 3:58 PM CST | Tornado Warning | LZK | Lincoln | 37 min |
| Feb 24, 4:07 PM CST | Tornado Warning | LZK | Desha | 38 min |
| Feb 24, 4:11 PM CST | Tornado Warning | LZK | Drew | 49 min |
| Feb 24, 4:25 PM CST | Tornado Warning | LZK | Arkansas | 32 min |
| Feb 24, 4:40 PM CST | Tornado Warning | LZK | Desha | 39 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2007Every severe thunderstorm warning in 2007
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.