Alert archive / Texas / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 7, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 1, 2009, 3:45 PM CST for Orange County, Texas. It was in force for 30 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 1, 2009, 3:45 PM CST (21:45 UTC)
- Expired
- Feb 1, 2009, 4:15 PM CST
- In force
- 30 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
County Orange County, TX
The radar
The Lake Charles radar (KLCH), 65 km from the middle of the area, began a volume at 21:44 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
Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.8 hours before the alert went out and 67 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
- 1156 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 166 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 Lake Charles, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 1, 10:59 AM CST, 4 hours 46 minutes earlier.
Area forecast discussion, Feb 1, 10:59 AM CST, 4 hours 46 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 1059 AM CST SUN FEB 1 2009 .UPDATE... SCATTERED SHOWERS ARE SPREADING NE ACRS THE AREA THIS MORNING. RADAR MOSAIC INDICATING A BREAK IN THE PRECIPITATION TO THE SW...BUT EXPECT MORE SHOWERS AND THUNDERSTORMS TO DEVELOP LATER THIS AFTERNOON. WATER VAPOR IMAGERY AND UPPER AIR ANALYSIS SHOWS SHORTWAVE MOVING ACRS THE AREA WITH A 110 TO 120 KNOT JET ENTERING THE WRN GULF. AT THE SFC...COLD FRONT EXTENDS ACRS CENT OK INTO WRN TX. AHEAD OF THE FRONT...SRLY WINDS CONTINUE TO USHER IN WARMER AIR AND MOISTURE. TEMPS AT 16Z RANGE FM LOWER 60S SWRN ZONES TO MID 50S CENT LA. CURRENT ZONES LOOK TO BE ON TRACK WITH HIGHS REACHING THE UPPER 60S AND CHC POPS OVER LAND INCREASING TO LIKELY OVER THE CSTL WATERS WHERE BETTER DYNAMICS EXIST. ONLY CHANGES WERE TO HOURLY TEMP AND DEWPOINT GRIDS IN KEEPING WITH CURRENT TRENDS...BUT SEE NO NEED TO UPDATE TEXT PRODUCTS THIS MORNING. 24 && .PREV DISCUSSION... /ISSUED 425 AM CST SUN FEB 1 2009/ DISCUSSION... PATCHES OF LIGHT RAIN ARE MOVING OUT OF THE COASTAL WATERS AND FALLING ACROSS THE COASTAL COUNTIES OF SOUTHEAST TEXAS AND PARISHES OF SOUTHERN LOUISIANA. THIS MOISTURE IS MOVING UP FROM THE SOUTH TEXAS COAST AROUND THE BACKSIDE OF A HIGH PRESSURE AREA ANCHORED OVER THE FLORIDA PENINSULA. SHOWERS WILL CONTINUE AHEAD OF A COLD FRONT THAT WILL MOVE THROUGH DURING THE EARLY MORNING HOURS ON MONDAY. SHOWERS WILL INCREASE IN AREA COVERAGE DURING THE AFTERNOON HOURS TODAY WITH ISOLATED THUNDERSTORMS POSSIBLE ALONG AND SOUTH OF THE I-10 CORRIDOR. TEMPERATURES WILL BE A BIT COOLER THAN YESTERDAY DUE TO CLOUD COVER AND RAIN COOLED AIR. DRIER AIR TO SPILL IN BEHIND THE FRONT MONDAY AFTERNOON WITH A COOL DRY WORK WEEK ON TAP. LAKE CHARLES RECORDED THE SECOND DRIEST JANUARY WITH .41 INCHES OF RAINFALL. RECORDS DATE BACK TO 1893. THE DRIEST JANUARY OCCURRED IN 1928 WITH .37 INCHES. BEAUMONT REPORTED THE FIFTH DRIEST JANUARY WITH .74 INCHES OF RAINFALL. RECORDS DATE BACK TO 1915. 1928 WAS BEAUMONTS DRIEST JANUARY WITH .17 INCHES. && .PRELIMINARY POINT TEMPS/POPS... KLCH 67 51 59 38 64 / 50 60 30 0 0 KBPT 68 50 60 37 66 / 50 60 30 0 0 KAEX 66 46 55 33 62 / 40 60 40 0 0 KLFT 67 51 59 37 63 / 50 60 50 0 0 && .LCH WATCHES/WARNINGS/ADVISORIES... LA...NONE. TX...NONE. GM...NONE. &&
Hazardous weather outlook, Feb 1, 3:40 AM CST, 12 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 340 AM CST SUN FEB 1 2009 GMZ430-432-435-450-452-455-470-472-475-LAZ027>033-041>045-051>055- TXZ180>182-201-215-216-020945- SABINE LAKE-CALCASIEU LAKE-VERMILION BAY- COASTAL WATERS FROM CAMERON, LA TO HIGH ISLAND, TX OUT 20 NM- COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON, LA OUT 20 NM- COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA OUT 20 NM- WATERS FROM CAMERON, LA TO HIGH ISLAND, TX EXTENDING FROM 20 NM TO 60 NM- WATERS FROM INTRACOASTAL CITY, LA TO CAMERON, LA EXTENDING FROM 20 NM TO 60 NM- WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA EXTENDING FROM 20 NM TO 60 NM-VERNON-RAPIDES-AVOYELLES-BEAUREGARD- ALLEN-EVANGELINE-ST. LANDRY-CALCASIEU-JEFFERSON DAVIS-ACADIA- LAFAYETTE-UPPER ST. MARTIN-CAMERON-VERMILION-IBERIA-ST. MARY- LOWER ST. MARTIN-TYLER-JASPER-NEWTON-HARDIN-JEFFERSON-ORANGE- 340 AM CST SUN FEB 1 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST GULF OF MEXICO...CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA... SOUTHWEST LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT ISOLATED RAIN SHOWERS THIS MORNING WITH SHOWERS AND ISOLATED THUNDERSTORMS LATER THIS AFTERNOON AHEAD OF A COLD FRONT THAT WILL MOVE THROUGH DURING THE OVERNIGHT HOURS TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY RAIN ENDING BY THE NOON HOUR ON MONDAY WITH DRIER AIR FILTERING IN DURING THE AFTERNOON HOURS. DRY AND COOL FOR THE REST OF THE WEEK. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. K. KUYPER
In the hours before
Local storm report, Feb 1, 1:57 PM CST, 1 hour 48 minutes before
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</html>Local storm report, Feb 1, 3:17 PM CST, 28 minutes before
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<div class="status" id="status">Temporary Notice</div>
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</html>The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 3:20 PM CST | Small Craft Advisory | LCH | 36 hr | |
| Feb 1, 3:13 PM CST | Severe Thunderstorm Warning | LCH | Orange | 32 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2009Every severe thunderstorm warning in 2009
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.