Alert archive / Arkansas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 45, NWS Little Rock, AR

February 5, 2008Arkansas County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Feb 5, 2008, 8:59 PM CST for Arkansas County, Arkansas. It was in force for 22 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 5, 2008, 8:59 PM CST (02:59 UTC)
Expired
Feb 5, 2008, 9:21 PM CST
In force
22 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon

County Arkansas County, AR

The radar

The Little Rock radar (KLZK), 101 km from the middle of the area, began a volume at 03:00 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.

IssuedProductOfficeLasted
Feb 5, 2:08 PM CSTTornado Watch PDSSPC10 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 3.0 hours before the alert went out and 144 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.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 2008-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1569 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2008-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 309 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1569 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
804 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
309 m²/s²
0-3 km storm-relative helicity
365 m²/s²
Significant tornado parameter
3.5
Supercell composite
12.1

Open this sounding in Storm Lab

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 5, 8:37 PM CST, 22 minutes earlier.

Area forecast discussion, Feb 5, 8:37 PM CST, 22 minutes before
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Hazardous weather outlook, Feb 5, 8:35 PM CST, 24 minutes before
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In the hours before

Local storm report, Feb 5, 6:57 PM CST, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
657 PM CST TUE FEB 05 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0655 PM     TORNADO          E ASH FLAT              36.23N 91.61W
02/05/2008                   SHARP              AR   LAW ENFORCEMENT

            TORNADO ON HWY 354 EAST OF ASH FLAT. HOMES DAMAGED.

&&

51
Local storm report, Feb 5, 7:18 PM CST, 1 hour 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
718 PM CST TUE FEB 05 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 PM     TORNADO          S ASH FLAT              36.23N 91.61W
02/05/2008                   SHARP              AR   TRAINED SPOTTER

            167 S OF ASH FLAT CLOSED. TREES AND POWER LINES DOWN
            ACROSS THE COUNTY.

0625 PM     HAIL             5 NE SHERIDAN           34.36N 92.34W
02/05/2008  E1.75 INCH       GRANT              AR   EMERGENCY MNGR

            GOLF BALL HAIL BETWEEN SHERIDAN AND REDFIELD.

0713 PM     TSTM WND GST     LITTLE ROCK NATIONAL AI 34.73N 92.22W
02/05/2008  M67 MPH          PULASKI            AR   ASOS

&&

51
Local storm report, Feb 5, 7:25 PM CST, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
725 PM CST TUE FEB 05 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0717 PM     TSTM WND GST     LITTLE ROCK AIR FORCE B 34.92N 92.15W
02/05/2008  M59.00 MPH       PULASKI            AR   OFFICIAL NWS OBS

&&

57
Local storm report, Feb 5, 7:59 PM CST, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
759 PM CST TUE FEB 05 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 PM     TORNADO          HIGHLAND                36.26N 91.52W
02/05/2008                   SHARP              AR   LAW ENFORCEMENT

            HIGHLAND FIRE DEPT. DESTROYED

0720 PM     TSTM WND DMG     FLORAL                  35.59N 91.76W
02/05/2008                   INDEPENDENCE       AR   PUBLIC

            CHICKEN HOUSE DESTROYED.

0730 PM     TSTM WND DMG     CABOT                   34.97N 92.02W
02/05/2008                   LONOKE             AR   COUNTY OFFICIAL

            TREES DOWN AND POWER OUT IN CABOT.

&&

51
Local storm report, Feb 5, 8:30 PM CST, 29 minutes before
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Local storm report, Feb 5, 8:57 PM CST, 2 minutes before
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The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 5, 6:08 PM CSTTornado WarningLZKIzard52 min
Feb 5, 6:14 PM CSTTornado WarningLZKGrant, Jefferson, Pulaski46 min
Feb 5, 6:17 PM CSTSevere Thunderstorm WarningLZKFaulkner, Pulaski, Saline58 min
Feb 5, 6:22 PM CSTSevere Thunderstorm WarningLZKClark, Ouachita38 min
Feb 5, 6:26 PM CSTFlash Flood WarningLZKNewton3 hr
Feb 5, 6:28 PM CSTTornado WarningLZKMonroe, Prairie, Woodruff47 min
Feb 5, 6:34 PM CSTSevere Thunderstorm WarningLZKDallas, Grant56 min
Feb 5, 6:38 PM CSTTornado WarningLZKFulton, Sharp52 min
Feb 5, 6:42 PM CSTSevere Thunderstorm WarningLZKLonoke33 min
Feb 5, 6:42 PM CSTSevere Thunderstorm WarningLZKCleburne, Van Buren33 min
Feb 5, 7:05 PM CSTSevere Thunderstorm WarningLZKCalhoun, Cleveland, Independence, Jefferson, Lonoke, Sharp and 1 more55 min
Feb 5, 7:07 PM CSTSevere Thunderstorm WarningLZKPrairie38 min
Feb 5, 7:33 PM CSTTornado WarningLZKLonoke, Prairie27 min
Feb 5, 7:43 PM CSTSevere Thunderstorm WarningLZKJackson, Monroe, Prairie, Woodruff47 min
Feb 5, 7:48 PM CSTTornado WarningLZKMonroe27 min
Feb 5, 7:57 PM CSTSevere Thunderstorm WarningLZKArkansas, Bradley, Cleveland, Jefferson, Lincoln63 min
Feb 5, 8:07 PM CSTTornado WarningLZKJefferson, Lincoln38 min
Feb 5, 8:17 PM CSTSevere Thunderstorm WarningLZKDesha, Drew58 min
Feb 5, 8:29 PM CSTTornado WarningLZKArkansas46 min
Feb 5, 8:31 PM CSTSevere Thunderstorm WarningLZKMonroe29 min
Feb 5, 8:56 PM CSTTornado WarningLZKMonroe19 min
Feb 5, 9:17 PM CSTSevere Thunderstorm WarningLZKDesha28 min
Feb 6, 11:40 AM CSTRiver Flood WarningLZKJackson, Woodruff25 days

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.