Alert archive / Louisiana / Special Weather Statements in 2013
Special Weather Statement, NWS Lake Charles, LA
NWS Lake Charles, LA issued this special weather statement at May 1, 2013, 8:49 PM CDT for Calcasieu Parish, Louisiana. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 1, 2013, 8:49 PM CDT (01:49 UTC)
- Expired
- May 1, 2013, 9:15 PM CDT
- In force
- 26 min
- Issued by
- NWS Lake Charles, LA
County Calcasieu Parish, LA
The radar
The Lake Charles radar (KLCH), 43 km from the middle of the area, began a volume at 01:49 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 00:00Z, 1.8 hours before the alert went out and 44 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
- 761 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 1217 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at May 1, 6:59 PM CDT, 1 hour 50 minutes earlier.
Area forecast discussion, May 1, 6:59 PM CDT, 1 hour 50 minutes before
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</html>Hazardous weather outlook, May 1, 5:34 AM CDT, 15 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 534 AM CDT WED MAY 1 2013 LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-259>262- 021045- VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY- CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN- VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-WEST CAMERON- EAST CAMERON-TYLER-HARDIN-JEFFERSON-ORANGE-NORTHERN JASPER- NORTHERN NEWTON-SOUTHERN JASPER-SOUTHERN NEWTON- 534 AM CDT WED MAY 1 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA...SOUTHWEST LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT AN UPPER LEVEL LOW WILL CONTINUE TO MEANDER SLOWLY ACROSS THE REGION. THIS SYSTEM WILL COMBINE WITH A VERY MOIST AIR MASS TO PROVIDE SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WITH THE HIGHEST COVERAGE EXPECTED ACROSS THE EASTERN HALF OF THE AREA. DUE TO THE EXPECTED HIGH MOISTURE CONTENT AND RELATIVELY SLOW STORM MOVEMENT...SOME LOCALLY HEAVY RAINFALL WILL BE POSSIBLE...WHICH MAY LEAD TO FLOODING OF STREETS AND LOW LYING POOR DRAINAGE AREAS. ALTHOUGH SEVERE WEATHER IS NOT EXPECTED...SOME STORMS WILL BE CAPABLE OF PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. SHOWERS AND THUNDERSTORMS WILL DIMINISH THIS EVENING. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SCATTERED SHOWERS AND THUNDERSTORMS WILL AGAIN BE POSSIBLE ON THURSDAY AS A COLD FRONT MOVES INTO THE REGION. SEVERE WEATHER IS NOT EXPECTED...BUT SOME STORMS WILL BE CAPABLE OF PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING...GUSTY WINDS AND BRIEF HEAVY RAINFALL. RAIN CHANCES WILL DIMINISH ON FRIDAY...WITH BREEZY AND MUCH COOLER CONDITIONS EXPECTED. TEMPERATURES WILL FALL INTO THE 40S BY SATURDAY MORNING AND SOME RECORD LOW TEMPERATURES COULD BE TIED OR BROKEN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED. GMZ430-432-435-450-452-455-470-472-475-021045- 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 FROM 20 TO 60 NM- WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM- WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM 20 TO 60 NM- 534 AM CDT WED MAY 1 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST GULF OF MEXICO. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE AS AN UPPER LEVEL DISTURBANCE MOVES ACROSS THE REGION. A FEW STORMS WILL BE CAPABLE OF PRODUCING OCCASIONAL CLOUD TO WATER LIGHTNING AND LOCALLY HEAVY RAINFALL REDUCING VISIBILITIES BELOW 1 MILE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A STRONG COLD FRONT WILL MOVE ACROSS THE COASTAL WATERS ON THURSDAY EVENING. STRONG AND GUSTY NORTHERLY WINDS WILL DEVELOP BEHIND THE FRONT AND PERSIST THROUGH FRIDAY NIGHT OR SATURDAY MORNING. SMALL CRAFT EXERCISE CAUTION CONDITIONS ARE EXPECTED FOR THE LAKES AND BAYS...WITH SMALL CRAFT ADVISORIES ANTICIPATED FOR THE NEAR SHORE AND OUTER WATERS DURING THAT TIME FRAME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. 24
In the hours before
Special weather statement, May 1, 3:39 PM CDT, 5 hours 10 minutes before
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</html>Special weather statement, May 1, 4:35 PM CDT, 4 hours 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
435 PM CDT WED MAY 1 2013
LAZ029-012200-
AVOYELLES LA-
435 PM CDT WED MAY 1 2013
...SIGNIFICANT WEATHER ADVISORY FOR AVOYELLES PARISH UNTIL 500 PM
CDT...
AT 430 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM OVER BIG BEND...MOVING SOUTHWEST AT 5 MPH.
* THE STRONG THUNDERSTORM WILL BE NEAR...
BIG BEND BY 445 PM...
SIMMESPORT...BORDELONVILLE AND MOREAUVILLE BY 500 PM...
THE PRIMARY THREATS FROM THIS STORM ARE PEA TO NICKEL SIZE HAIL AND
WIND GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW
AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR
BUILDING UNTIL THIS STORM HAS PASSED.
THIS STORM COULD PRODUCE RAINFALL AMOUNTS OF ONE TO TWO INCHES IN A
SHORT PERIOD OF TIME...RESULTING IN PONDING OF WATER AROUND LOW LYING
ROADWAYS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED
ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE CROSSING.
LAT...LON 3114 9171 3112 9171 3111 9170 3109 9171
3106 9171 3099 9177 3098 9180 3093 9179
3089 9182 3104 9202 3119 9179
SWEENEYSpecial weather statement, May 1, 7:50 PM CDT, 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 750 PM CDT WED MAY 1 2013 LAZ032-033-043-020115- ST. LANDRY LA-EVANGELINE LA-ACADIA LA- 750 PM CDT WED MAY 1 2013 ...SIGNIFICANT WEATHER ADVISORY FOR ST. LANDRY...EVANGELINE AND ACADIA PARISHES UNTIL 815 PM CDT... AT 745 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM 3 MILES SOUTH OF EUNICE...MOVING SOUTHEAST AT 20 MPH. * THE STRONG THUNDERSTORM WILL BE NEAR... MOWATA BY 755 PM... MAXIE AND RICHARD BY 805 PM... BRANCH AND CHURCH POINT BY 815 PM... THE PRIMARY THREATS FROM THIS STORM ARE PEA TO NICKEL SIZE HAIL AND WIND GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING UNTIL THIS STORM HAS PASSED. LAT...LON 3037 9217 3026 9240 3046 9255 3055 9239 SWEENEY
Special weather statement, May 1, 8:45 PM CDT, 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LAKE CHARLES LA 845 PM CDT WED MAY 1 2013 LAZ033-043>045-052-020215- ST. LANDRY LA-LAFAYETTE LA-ACADIA LA-UPPER ST. MARTIN LA-VERMILION LA- 845 PM CDT WED MAY 1 2013 ...SIGNIFICANT WEATHER ADVISORY FOR ST. LANDRY...LAFAYETTE... ACADIA...VERMILION AND ST. MARTIN PARISHES UNTIL 915 PM CDT... AT 838 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM 3 MILES WEST OF SCOTT...MOVING SOUTHEAST AT 20 MPH. * THE STRONG THUNDERSTORM WILL BE NEAR... LAFAYETTE AND RIDGE BY 850 PM... MAURICE BY 900 PM... BROUSSARD BY 905 PM... YOUNGSVILLE BY 915 PM... THE PRIMARY THREATS FROM THIS STORM ARE PEA TO NICKEL SIZE HAIL AND WIND GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING UNTIL THIS STORM HAS PASSED. THIS STORM COULD PRODUCE RAINFALL AMOUNTS OF ONE TO TWO INCHES IN A SHORT PERIOD OF TIME...RESULTING IN PONDING OF WATER AROUND LOW LYING ROADWAYS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE CROSSING. LAT...LON 3013 9186 3002 9214 3027 9227 3034 9209 SWEENEY
Special weather statement, May 1, 8:49 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
849 PM CDT WED MAY 1 2013
LAZ041-020215-
CALCASIEU LA-
849 PM CDT WED MAY 1 2013
...SIGNIFICANT WEATHER ADVISORY FOR CALCASIEU PARISH UNTIL 915 PM
CDT...
AT 847 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 7 MILES SOUTHWEST OF VINTON...MOVING SOUTH AT 15
MPH.
* THE STRONG THUNDERSTORM WILL BE NEAR...
RURAL SOUTHWESTERN CALCASIEU PARISH AT 900 PM
THE PRIMARY THREATS FROM THIS STORM ARE PEA TO NICKEL SIZE HAIL AND
WIND GUSTS TO NEAR 40 MPH...WHICH COULD DOWN TREE LIMBS AND BLOW
AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR
BUILDING UNTIL THIS STORM HAS PASSED.
LAT...LON 3005 9370 3007 9370 3005 9372 3007 9371
3009 9373 3014 9369 3015 9371 3017 9370
3018 9371 3024 9360 3006 9345 3005 9349
3005 9362
SWEENEYThe office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 7:50 PM CDT | Special Weather Statement | LCH | Acadia | 25 min |
| May 1, 8:45 PM CDT | Special Weather Statement | LCH | Lafayette | 30 min |
| May 1, 9:27 PM CDT | Areal Flood Advisory | LCH | Acadia, Lafayette | 2 hr |
| May 2, 4:31 AM CDT | Small Craft Advisory | LCH | 47 hr | |
| May 2, 10:37 AM CDT | Gale Warning | LCH | 26 hr | |
| May 2, 10:37 AM CDT | Low Water Advisory | LCH | 20 hr | |
| May 2, 10:37 AM CDT | Small Craft Advisory | LCH | 14 hr | |
| May 2, 10:37 AM CDT | Small Craft Advisory | LCH | 41 hr | |
| May 2, 11:31 AM CDT | Wind Advisory | LCH | Allen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more | 17 hr |
Nearby
Special Weather Statements in Louisiana, 2013Every special weather statement in 2013
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.