Alert archive / Louisiana / Flash Flood Warnings in 2012
Flash Flood Warning 1, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jan 8, 2012, 7:06 PM CST for Covington County, Mississippi; 4 parishes in Louisiana. It was in force for 26 days. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jan 8, 2012, 7:06 PM CST (01:06 UTC)
- Expired
- Feb 3, 2012, 12:30 PM CST
- In force
- 26 days
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Catahoula Parish, LA, Concordia Parish, LA, Franklin Parish, LA, Tensas Parish, LA, Covington County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 81 km from the middle of the area, began a volume at 01:06 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
Jackson, MS (KJAN), launched 00:00Z, 1.1 hours before the alert went out and 90 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
- 584 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
108 WGUS54 KJAN 090106 FFWJAN MSC031-090300- /O.NEW.KJAN.FF.W.0001.120109T0106Z-120109T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE JACKSON MS 706 PM CST SUN JAN 8 2012 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * FLASH FLOOD WARNING FOR... COVINGTON COUNTY IN SOUTHEAST MISSISSIPPI... THIS INCLUDES THE CITY OF COLLINS... * UNTIL 900 PM CST * AT 706 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED THUNDERSTORMS PRODUCING VERY HEAVY RAIN NEAR COLLINS...MOVING NORTHEAST AT 10 MPH. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE ORDER OF ONE TO THREE INCHES...HAVE OCCURRED IN THE PAST HOUR. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SEMINARY. VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT TWO HOURS WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. CONTACT LOCAL LAW ENFORCEMENT AND THEY WILL RELAY FLOODING REPORTS TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN JACKSON. && LAT...LON 3180 8941 3152 8941 3152 8959 3173 8972 $$ 40
2 follow-up statements
504 WGUS74 KJAN 090257 FFSJAN FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 857 PM CST SUN JAN 8 2012 MSC031-090302- /O.EXP.KJAN.FF.W.0001.000000T0000Z-120109T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ COVINGTON MS- 857 PM CST SUN JAN 8 2012 ...THE FLASH FLOOD WARNING WILL EXPIRE AT 900 PM CST FOR COVINGTON COUNTY... NUMEROUS SHOWERS CONTINUED MOVING EAST THROUGH THE COUNTY AT 25 MPH INCLUDING THE COLLINS AREA. ADDITIONAL RAINFALL AMOUNTS GENERALLY UNDER ONE QUARTER INCH ARE EXPECTED. ESTIMATED RADAR RAINFALL OF 3 TO 4 INCHES OCCURRED FROM 3 TO 7 PM FROM THE COLLINS TO LONE STAR AREAS AND THESE RAINS APPEAR TO HAVE DRAINED OFF WELL ACCORDING TO COLLINS POLICE. LAT...LON 3180 8941 3152 8941 3152 8959 3173 8972 $$ 40
461
WGUS54 KJAN 031533
FFWJAN
LAC025-029-041-107-031830-
/O.NEW.KJAN.FF.W.0001.120203T1533Z-120203T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
933 AM CST FRI FEB 3 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CATAHOULA PARISH IN NORTHEAST LOUISIANA...
NORTHERN CONCORDIA PARISH IN NORTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF FERRIDAY...
FRANKLIN PARISH IN NORTHEAST LOUISIANA...
THIS INCLUDES THE CITY OF WINNSBORO...
TENSAS PARISH IN NORTHEAST LOUISIANA...
* UNTIL 1230 PM CST
* AT 932 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN ALONG A LINE EXTENDING FROM
11 MILES NORTHWEST OF LARTO TO 44 MILES WEST OF BUNKIE...MOVING
NORTHEAST AT 15 MPH. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE
ORDER OF TWO TO FOUR INCHES...HAVE OCCURRED IN THE PAST THREE
HOURS.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ARCHIE...JONESVILLE...WILDSVILLE...FROGMORE...WALLACE RIDGE...WEST
FERRIDAY...MANIFEST...CLAYTON...SPOKANE...LEE BAYOU...WATERPROOF...
AIMWELL...WISNER...HELENA...COOTER POINT...SHERWOOD...ENTERPRISE...
ROSEFIELD...LAKE BRUIN...SOMERSET...NEWLIGHT...JIGGER...
LIDDIEVILLE...CROWVILLE...BAKERS...ST. JOSEPH AND NEWELLTON
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE.
RAINFALL AMOUNTS IN EXCESS OF FOUR INCHES IN THREE HOURS CAN CAUSE
WIDESPREAD FLOODING IN AND AROUND THE TOWN OF NEWELLTON!
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE WATER COVERS THE ROADWAY. WHEN ENCOUNTERING FLOODED ROADS
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3193 9201 3193 9191 3215 9190 3233 9177
3240 9149 3220 9154 3225 9113 3214 9117
3210 9103 3205 9108 3207 9116 3201 9108
3196 9119 3181 9126 3184 9135 3176 9136
3176 9126 3175 9137 3165 9140 3135 9201
$$
BYBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 8:03 PM CST | Special Weather Statement | JAN | Jones | 42 min |
| Jan 8, 8:08 PM CST | Special Weather Statement | JAN | Scott | 42 min |
| Jan 8, 8:13 PM CST | Severe Thunderstorm Warning | JAN | Rankin, Scott | 47 min |
| Jan 8, 8:42 PM CST | Severe Thunderstorm Warning | JAN | Leake | 48 min |
| Jan 8, 9:08 PM CST | Special Weather Statement | JAN | Jones | 27 min |
| Jan 8, 9:29 PM CST | Severe Thunderstorm Warning | JAN | Leake, Neshoba | 31 min |
| Jan 8, 10:04 PM CST | Severe Thunderstorm Warning | JAN | Winston | 41 min |
| Jan 8, 10:32 PM CST | Special Weather Statement | JAN | Leake | 28 min |
| Jan 8, 11:00 PM CST | Severe Thunderstorm Warning | JAN | Winston | 45 min |
| Jan 8, 11:07 PM CST | Special Weather Statement | JAN | Clarke | 28 min |
| Jan 8, 11:10 PM CST | Special Weather Statement | JAN | Noxubee | 30 min |
| Jan 9, 5:04 AM CST | Dense Fog Advisory | JAN | Adams, Attala, Carroll, Choctaw, Claiborne, Clay and 33 more | 5 hr |
| Jan 8, 10:46 PM CST | Special Weather Statement | JAN | Madison | 44 min |
Nearby
Flash Flood Warnings in Louisiana, 2012Flash Flood Warnings in Mississippi, 2012Every flash flood warning in 2012
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.