Alert archive / Louisiana / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 58, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Aug 25, 2014, 3:46 PM CDT for Rapides Parish, Louisiana. It was in force for 44 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 25, 2014, 3:46 PM CDT (20:46 UTC)
- Expired
- Aug 25, 2014, 4:30 PM CDT
- In force
- 44 min
- Issued by
- NWS Lake Charles, LA
- Area
- Storm-based polygon
County Rapides Parish, LA
The radar
The Ft Polk radar (KPOE), 42 km from the middle of the area, began a volume at 20:46 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, 8.8 hours before the alert went out and 136 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
- 2019 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 1090 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 26 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 Aug 25, 3:45 PM CDT, 1 minute earlier.
Area forecast discussion, Aug 25, 3:45 PM CDT, 1 minute before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAKE CHARLES LA 345 PM CDT MON AUG 25 2014 .DISCUSSION... LOCAL 88DS ARE BEGINNING TO LIGHT UP WITH SCATTERED SHOWERS/STORMS DEVELOPING IN RESPONSE TO THE ERLY WAVE CROSSING SERN LA ATTM. EXPECT SOME OF THE NRN CONVECTION TO BEGIN DYING OFF WITH LOSS OF HEATING THIS EVENING BUT HAVE MAINTAINED HIGHER POPS TONIGHT CLOSER TO THE COAST WHERE LIFT/MOISTURE IS PROGGED TO REMAIN A LITTLE BETTER. HIGHEST POPS WILL CONTINUE SPREADING WWD CLOSER TO THE COAST AS THE WAVE CONTINUES PUSHING WWD ACROSS THE NWRN GULF INTO TOMORROW MORNING. CONDITIONS LOOK TO IMPROVE BY TOMORROW AFTERNOON AS DRYING ACCOMPANIES SOME RIDGING ALOFT RE-ESTABLISHING ITSELF ESPECIALLY ACROSS THE ERN 1/2 OF THE AREA. POST-WAVE AND THROUGH MID-WEEK MOISTURE IS PROGGED TO REMAIN SOMEWHAT ELEVATED ESPECIALLY NEAR THE COAST WHILE THE RIDGE ALOFT NUDGES SWD TOWARD THE REGION. FOR NOW HAVE MAINTAINED SMALL POPS AREA-WIDE...TRENDING HIGHER FROM N-S. BY LATE IN THE WORK WEEK THE AREA WILL BECOME UNDER A LITTLE BETTER INFLUENCE OF THE APPROACHING WRN CONUS TROF...AND THE INCREASING MOISTURE/LIFT WILL ALLOW FOR THE GRADUAL ELEVATION IN POPS INTO THE WEEKEND. RAIN CHANCES WILL FINALLY WANE BY SUNDAY AS THE TROF AXIS WEAKENS AND MOVES E OF THE AREA. && .MARINE... WINDS WILL GRADUALLY VEER AROUND TO A MORE TYPICAL SRLY DIRECTION BY MID-WEEK AS THE WAVE MOVES WEST OF THE COASTAL WATERS AND HIGH PRESSURE BECOMES RE-ESTABLISHED TO OUR EAST. NO FLAGS ARE ANTICIPATED THROUGH THE PERIOD ATTM. && .PRELIMINARY POINT TEMPS/POPS... KLCH 77 92 75 92 76 / 40 40 10 20 20 KBPT 77 91 77 93 76 / 40 50 20 30 30 KAEX 74 93 72 94 73 / 40 20 10 20 20 KLFT 76 92 74 93 76 / 50 30 10 30 30 && .LCH WATCHES/WARNINGS/ADVISORIES... LA...NONE. TX...NONE. GM...NONE. && FOLLOW US ON FACEBOOK...TWITTER...AND YOUTUBE AT: WWW.FACEBOOK.COM/NWSLAKECHARLES WWW.TWITTER.COM/NWSLAKECHARLES WWW.YOUTUBE.COM/NWSLAKECHARLES && 25
Hazardous weather outlook, Aug 25, 5:25 AM CDT, 10 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 525 AM CDT MON AUG 25 2014 GMZ430-432-435-450-452-455-470-472-475-LAZ027>033-041>045-052>055- 073-074-TXZ180-201-215-216-259>262-261030- 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-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- 525 AM CDT MON AUG 25 2014 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 A TROF OF LOW PRESSURE ADVANCING WEST ACROSS THE AREA WILL BRING AN INCREASING CHANCE FOR SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY SHOWERS AND THUNDERSTORMS WILL BE ON THE DECREASE MOVING THROUGH TUESDAY...WITH ONLY LOW END RAINS CHANCES EXPECTED FOR MID-WEEK. A DEEP SOUTHERLY FLOW DEVELOPING LATE IN THE WEEK WILL RESULT IN ANOTHER INCREASE IN SHOWER AND THUNDERSTORM COVERAGE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL LIKELY NOT BE REQUIRED.
In the hours before
Special weather statement, Aug 25, 2:50 PM CDT, 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
250 PM CDT MON AUG 25 2014
LAZ028-029-252030-
RAPIDES LA-AVOYELLES LA-
250 PM CDT MON AUG 25 2014
...SIGNIFICANT WEATHER ADVISORY FOR RAPIDES AND AVOYELLES PARISHES
UNTIL 330 PM CDT...
AT 248 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 5 MILES NORTHEAST OF HOLLOWAY...MOVING SOUTHWEST
AT 20 MPH.
THE STRONG THUNDERSTORM WILL AFFECT AREAS IN AND AROUND...DEVILLE...
HOLLOWAY...ESLER REGIONAL AIRPORT...BALL...LIBUSE AND EFFIE.
THE PRIMARY THREATS FROM THIS STORM ARE FREQUENT LIGHTNING...PEA TO
NICKEL SIZE HAIL...AND WIND GUSTS 35 TO 45 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 3147 9216 3141 9215 3136 9207 3134 9207
3135 9203 3131 9200 3109 9233 3138 9264
3142 9255 3148 9223 3148 9219
24Special weather statement, Aug 25, 3:36 PM CDT, 10 minutes before
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</html>Special weather statement, Aug 25, 3:39 PM CDT, 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
339 PM CDT MON AUG 25 2014
LAZ028-252130-
RAPIDES LA-
339 PM CDT MON AUG 25 2014
...SIGNIFICANT WEATHER ADVISORY FOR RAPIDES PARISH UNTIL 430 PM
CDT...
AT 335 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
CLUSTER OF STRONG THUNDERSTORMS OVER PINEVILLE...MOVING SOUTHWEST AT
25 MPH.
THE CLUSTER OF STRONG THUNDERSTORMS WILL AFFECT AREAS IN AND
AROUND...ALEXANDRIA...ALEXANDRIA INTERNATIONAL AIRPORT...WOODWORTH...
BOYCE...LENA AND GARDNER.
THE PRIMARY THREATS FROM THESE STORMS ARE FREQUENT LIGHTNING...PEA TO
NICKEL SIZE HAIL...AND WIND GUSTS TO NEAR 50 MPH...WHICH COULD DOWN
TREE LIMBS AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A
SAFE HOME OR BUILDING UNTIL THESE STORMS HAVE PASSED.
THESE STORMS 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 3150 9268 3146 9270 3144 9268 3141 9268
3140 9266 3145 9237 3128 9225 3098 9267
3118 9283 3125 9283 3129 9288 3132 9288
3133 9295 3135 9297 3151 9271
24The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 2:50 PM CDT | Special Weather Statement | LCH | Rapides | 40 min |
| Aug 25, 2:56 PM CDT | Special Marine Warning | LCH | 49 min | |
| Aug 25, 3:05 PM CDT | Severe Thunderstorm Warning | LCH | Calcasieu, Jefferson Davis | 40 min |
| Aug 25, 3:36 PM CDT | Special Weather Statement | LCH | Calcasieu | 39 min |
| Aug 25, 3:39 PM CDT | Special Weather Statement | LCH | Rapides | 51 min |
| Aug 25, 3:54 PM CDT | Special Weather Statement | LCH | Saint Martin | 66 min |
| Aug 25, 4:24 PM CDT | Special Weather Statement | LCH | Cameron | 66 min |
| Aug 25, 4:34 PM CDT | Special Weather Statement | LCH | Acadia | 56 min |
| Aug 25, 4:48 PM CDT | Special Weather Statement | LCH | Vermilion | 57 min |
| Aug 25, 4:56 PM CDT | Severe Thunderstorm Warning | LCH | Acadia, Lafayette, Vermilion | 64 min |
| Aug 25, 5:22 PM CDT | Special Weather Statement | LCH | Calcasieu | 53 min |
| Aug 25, 5:25 PM CDT | Special Weather Statement | LCH | Beauregard | 65 min |
| Aug 25, 5:40 PM CDT | Special Weather Statement | LCH | Vermilion | 65 min |
| Aug 25, 5:53 PM CDT | Special Weather Statement | LCH | Calcasieu | 67 min |
| Aug 25, 6:06 PM CDT | Special Marine Warning | LCH | 84 min | |
| Aug 25, 6:13 PM CDT | Special Weather Statement | LCH | Orange | 47 min |
| Aug 25, 6:46 PM CDT | Special Weather Statement | LCH | Hardin, Jefferson | 74 min |
| Aug 25, 6:51 PM CDT | Special Weather Statement | LCH | Tyler | 69 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 2014Every severe thunderstorm warning in 2014
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.