Alert archive / Arkansas / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 63, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Feb 12, 2008, 12:17 AM CST for Conway County, Van Buren County, Arkansas. It was in force for 43 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 12, 2008, 12:17 AM CST (06:17 UTC)
- Expired
- Feb 12, 2008, 1:00 AM CST
- In force
- 43 min
- Issued by
- NWS Little Rock, AR
- Area
- Storm-based polygon
Counties Conway County, AR, Van Buren County, AR
The radar
The Little Rock radar (KLZK), 72 km from the middle of the area, began a volume at 06:17 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 11, 9:48 PM CST | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 6.3 hours before the alert went out and 251 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
- 960 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 528 m²/s²
- 0-3 km storm-relative helicity
- 584 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 Feb 11, 11:40 PM CST, 37 minutes earlier.
Area forecast discussion, Feb 11, 11:40 PM CST, 37 minutes before
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</html>Hazardous weather outlook, Feb 11, 9:00 PM CST, 3 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE LITTLE ROCK AR 900 PM CST MON FEB 11 2008 ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-121100- 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- 900 PM CST MON FEB 11 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...OVERNIGHT THE NATIONAL WEATHER SERVICE IN LITTLE ROCK HAS ISSUED AN ICE STORM WARNING...WHICH IS IN EFFECT UNTIL 3 AM CST TUESDAY FOR NORTH CENTRAL ARKANSAS NEAR THE MISSOURI BORDER. AREAS OF FREEZING RAIN ARE EXPECTED TO DEVELOP THIS EVENING. THERE MAY BE SOME SLEET AS WELL. SIGNIFICANT ICING MAY OCCUR IN SOME AREAS...ESPECIALLY GIVEN THAT THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY PRECIPITATION. A WINTER WEATHER ADVISORY IS ALSO IN EFFECT FOR THOSE COUNTIES JUST SOUTH OF THE ICE STORM AREA FOR NORTH CENTRAL ARKANSAS. IT IS IN EFFECT UNTIL 3 AM CST TUESDAY. AREAS OF FREEZING RAIN ARE EXPECTED TO DEVELOP THIS EVENING OVER NORTH CENTRAL ARKANSAS. THERE MAY BE SOME SLEET AS WELL. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE IN COVERAGE AND INTENSITY DURING THE OVERNIGHT HOURS. WHILE WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...SOME STORMS COULD BECOME SEVERE...WHICH WILL BE CAPABLE OF PRODUCING LARGE HAIL. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL CONTINUE INTO TUESDAY...AS THE COLD FRONT MOVES SOUTHEAST ACROSS THE STATE. RAINFALL WILL MOVE OUT OF THE STATE TUESDAY AFTERNOON. DRY WEATHER WILL RETURN FOR WEDNESDAY AND THURSDAY...BEFORE ANOTHER SYSTEM MOVES IN FOR THE UPCOMING WEEKEND. .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. 38
In the hours before
Local storm report, Feb 11, 10:20 PM CST, 1 hour 57 minutes before
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</html>Local storm report, Feb 11, 11:05 PM CST, 1 hour 12 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 |
|---|---|---|---|---|
| Feb 11, 6:45 PM CST | Winter Weather Advisory | LZK | Baxter, Fulton, Izard, Sharp | 2 hr |
| Feb 11, 8:30 PM CST | Severe Thunderstorm Warning | LZK | Logan, Pope, Yell | 30 min |
| Feb 11, 8:52 PM CST | Severe Thunderstorm Warning | LZK | Yell | 38 min |
| Feb 11, 9:00 PM CST | Ice Storm Warning | LZK | Baxter, Fulton, Izard, Marion, Sharp | 9 hr |
| Feb 11, 9:00 PM CST | Winter Weather Advisory | LZK | Cleburne, Independence, Jackson, Stone | 9 hr |
| Feb 11, 9:11 PM CST | Severe Thunderstorm Warning | LZK | Polk | 49 min |
| Feb 11, 9:22 PM CST | Severe Thunderstorm Warning | LZK | Stone | 23 min |
| Feb 11, 9:28 PM CST | Severe Thunderstorm Warning | LZK | Yell | 47 min |
| Feb 11, 9:50 PM CST | Severe Thunderstorm Warning | LZK | Van Buren | 40 min |
| Feb 11, 9:58 PM CST | Severe Thunderstorm Warning | LZK | Garland, Saline | 47 min |
| Feb 11, 10:01 PM CST | Severe Thunderstorm Warning | LZK | Pope | 44 min |
| Feb 11, 10:11 PM CST | Severe Thunderstorm Warning | LZK | Cleburne, Stone | 49 min |
| Feb 11, 10:34 PM CST | Severe Thunderstorm Warning | LZK | Conway | 41 min |
| Feb 11, 10:49 PM CST | Severe Thunderstorm Warning | LZK | Izard | 41 min |
| Feb 11, 10:57 PM CST | Severe Thunderstorm Warning | LZK | Logan, Scott, Yell | 48 min |
| Feb 11, 11:16 PM CST | Severe Thunderstorm Warning | LZK | Polk | 29 min |
| Feb 11, 11:34 PM CST | Severe Thunderstorm Warning | LZK | Conway, Pope | 26 min |
| Feb 11, 11:36 PM CST | Severe Thunderstorm Warning | LZK | Cleburne, Van Buren | 54 min |
| Feb 11, 11:53 PM CST | Severe Thunderstorm Warning | LZK | Montgomery, Polk | 52 min |
| Feb 12, 12:19 AM CST | Severe Thunderstorm Warning | LZK | Cleburne | 41 min |
| Feb 12, 6:18 AM CST | Severe Thunderstorm Warning | LZK | Bradley, Calhoun, Cleveland, Drew, Lincoln | 23 min |
| Feb 12, 9:57 AM CST | River Flood Warning | LZK | Independence, Jackson, Lawrence | 36 hr |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2008Every severe thunderstorm warning in 2008
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.