Alert archive / Louisiana / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 17, NWS Shreveport, LA
NWS Shreveport, LA issued this severe thunderstorm warning at Feb 3, 2006, 11:34 AM CST for Caldwell Parish, Louisiana. It was in force for 56 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 3, 2006, 11:34 AM CST (17:34 UTC)
- Expired
- Feb 3, 2006, 12:30 PM CST
- In force
- 56 min
- Issued by
- NWS Shreveport, LA
- Area
- Counties, with a storm outline in the text
County Caldwell Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 5.6 hours before the alert went out and 193 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
- 20 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 779 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 119 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 Shreveport, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 3, 10:00 AM CST, 1 hour 34 minutes earlier.
Area forecast discussion, Feb 3, 10:00 AM CST, 1 hour 34 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SHREVEPORT LA 1000 AM CST FRI FEB 3 2006 .UPDATE... SURFACE OBSERVATIONS SHOW COLD FRONT IS STILL IN CENTRAL OK AT 15Z...W/OVERCAST SKIES AHEAD OF IT. 12Z KSHV SOUNDING SHOWS AS MODERATELY UNSTABLE AIRMASS IN PLACE...W/EMBEDDED -TSRA JUST SW OF KTYR AND STARTING TO FIRE ELSEWHERE. WILL UPDATE TO MENTION THIS...AND ADJUST GRIDS TO CURRENT CONDITIONS. && .PREV DISCUSSION... (ISSUED 442 AM CST FRI FEB 3 2006) DISCUSSION... A FRONTAL BOUNDARY JUST NORTH OF I30 THIS MORNING WILL MOVE THROUGH THE AREA TODAY...AS AN ASSOCIATED UPPER LEVEL TROUGH SWINGS THROUGH THE MISSISSIPPI VALLEY THIS EVENING. UPPER LEVEL DISTURBANCES MOVING ALONG AND AHEAD OF THIS BOUNDARY WILL TRY TO SQUEEZE SOME PRECIPITATION OUT OF THE AIRMASS...BUT LIGHT RAIN AND SHOWERS MAY BE ALL THAT IS GENERATED ACROSS MUCH OF THE AREA TODAY. MODELS DO SHOW A SURFACE LOW DEVELOPING AROUND WEST CENTRAL LOUISIANA THIS MORNING...THIS FEATURE IS EXPECTED TO MOVE NORTHEAST AHEAD OF THE BOUNDARY THIS AFTERNOON AND EVENING. IF THIS HAPPENS SHOWER AND THUNDERSTORM ACTIVITY WILL BE OBSERVED ACROSS PARTS OF NORTHERN LOUISIANA AND SOUTHEAST ARKANSAS THIS AFTERNOON. GUIDANCE THINKS CLOUDS AND RAIN SHOULD HOLD MAX TEMPS DOWN WITH APPROACHING FRONT THIS AFTERNOON...SO NO MORE THAN A TEN DEGREE WARM UP HAS BEEN FORECASTED FOR TODAY. ANOTHER DISTURBANCE APPROACHES MONDAY PUTTING A SLIGHT CHANCE OF RAIN IN THE FORECAST...OTHERWISE A MOSTLY DRY FORECAST IS ON TAP THROUGH MUCH OF THE SEVEN DAY FORECAST. ELEVEN && .SHV WATCHES/WARNINGS/ADVISORIES... AR...NONE. LA...NONE. OK...NONE. TX...NONE. && 17/44
Hazardous weather outlook, Feb 3, 6:00 AM CST, 5 hours 34 minutes before
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</html>The office that day
Everything else NWS Shreveport, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 3, 10:48 AM CST | Severe Thunderstorm Warning | SHV | De Soto | 42 min |
| Feb 3, 11:05 AM CST | Severe Thunderstorm Warning | SHV | Red River | 40 min |
| Feb 3, 11:41 AM CST | Severe Thunderstorm Warning | SHV | Natchitoches | 34 min |
| Feb 3, 12:02 PM CST | Severe Thunderstorm Warning | SHV | Winn | 43 min |
| Feb 3, 12:44 PM CST | Severe Thunderstorm Warning | SHV | Caldwell | 46 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2006Every severe thunderstorm warning in 2006
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.