Alert archive / Arkansas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 399, NWS Little Rock, AR
NWS Little Rock, AR issued this severe thunderstorm warning at Aug 1, 2003, 6:26 PM CDT for Baxter County, Marion County, Arkansas. It was in force for 59 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, 2003, 6:26 PM CDT (23:26 UTC)
- Expired
- Aug 1, 2003, 7:25 PM CDT
- In force
- 59 min
- Issued by
- NWS Little Rock, AR
- Area
- Counties, with a storm outline in the text
Counties Baxter County, AR, Marion County, AR
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 1, 5:40 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.4 hours before the alert went out and 134 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
- 186 J/kg
- Mixed-layer CIN
- -244 J/kg
- Mixed-layer LCL
- 2058 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 171 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 Aug 1, 3:35 PM CDT, 2 hours 51 minutes earlier.
Area forecast discussion, Aug 1, 3:35 PM CDT, 2 hours 51 minutes before
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</html>Hazardous weather outlook, Aug 1, 6:15 PM CDT, 11 minutes before
ARZ003>007-012>016-021>025-030>034-037>047-052>057-062>069-021000- HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE LITTLE ROCK AR 615 PM CDT FRI AUG 1 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR A LARGE PART OF ARKANSAS. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVERNIGHT...ACROSS AN AREA ALONG AND NORTH OF A LINE FROM MENA...TO LITTLE ROCK...TO BRINKLEY. STORMS THAT DEVELOPED IN MISSOURI AND NORTHEASTERN OKLAHOMA DURING THE AFTERNOON WILL GRADUALLY SLIDE SOUTHEASTWARD INTO ARKANSAS. THESE STORMS WILL ORGANIZE INTO CONVECTIVE COMPLEXES...WHICH ARE WELL-ORGANIZED LARGE CLUSTERS OF STORMS. DAMAGING WIND GUSTS ARE EXPECTED TO BE THE MAIN THREAT...BUT THERE WILL BE A THREAT OF LARGE HAIL AS WELL. CURRENT DATA INDICATE THE GREATEST SEVERE STORM POTENTIAL WILL BE ACROSS AREAS ALONG AND NORTH OF A LINE FROM WALDRON...TO MORRILTON...TO NEWPORT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY CONVECTIVE COMPLEXES MAY STILL AFFECT MUCH OF THE AREA SATURDAY MORNING...BEFORE DISSIPATING SATURDAY AFTERNOON. STORMS ASSOCIATED WITH THESE COMPLEXES WILL BE CAPABLE OF STRONG WIND GUSTS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL LIKELY BE REQUIRED OVERNIGHT AND EARLY SATURDAY. 28
Nearby
Severe Thunderstorm Warnings in Arkansas, 2003Every severe thunderstorm warning in 2003
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.