Alert archive / Mississippi / Flash Flood Warnings in 2012
Flash Flood Warning 44, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Apr 17, 2012, 12:00 PM CDT for 5 counties in Mississippi. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 17, 2012, 12:00 PM CDT (17:00 UTC)
- Expired
- Apr 17, 2012, 3:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Copiah County, MS, Jefferson Davis County, MS, Lawrence County, MS, Rankin County, MS, Simpson County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 48 km from the middle of the area, began a volume at 16:59 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 17, 2:00 PM CDT | FLASH FLOOD | 6 Nnw Brandon, MS | FLOODING WAS REPORTED ON WIRTZ ROAD IN FLOWOOD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 5.0 hours before the alert went out and 51 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
- 157 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 444 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
185
WGUS54 KJAN 171700
FFWJAN
MSC029-065-077-121-127-172000-
/O.NEW.KJAN.FF.W.0044.120417T1700Z-120417T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1200 PM CDT TUE APR 17 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN COPIAH COUNTY IN CENTRAL MISSISSIPPI...
SOUTHERN RANKIN COUNTY IN CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITIES OF...STAR...RICHLAND...PEARL...FLOWOOD...
BRANDON...
SIMPSON COUNTY IN CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITIES OF...PINOLA...MENDENHALL...
WESTERN JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI...
LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI...
* UNTIL 300 PM CDT
* AT 1159 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
SHOWERS AND THUNDERSTORMS PRODUCING VERY HEAVY RAIN ALONG A LINE
EXTENDING FROM RICHLAND TO 15 MILES WEST OF KOKOMO...MOVING
NORTHEAST AT 10 MPH. ESTIMATED RADAR RAINFALL AMOUNTS...ON THE
ORDER OF ONE TO THREE INCHES...HAVE OCCURRED IN THE PAST SIX HOURS.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
TOPEKA...ROCKPORT...FLORENCE...OMA...WANILLA...MONTEREY...
MONTICELLO...HARRISVILLE...UNION...ROBINWOOD...PINEY WOODS...ARM...
TILTON...SHIVERS...HEBRON...OAK VALE...PROGRESS...CATO...JOHNS...
MARTINVILLE AND SANATORIUM
VERY HEAVY RAINFALL WILL CONTINUE OVER THE WARNED AREA FOR THE NEXT
TWO HOURS WITH AN ADDITIONAL ONE TO THREE INCHES POSSIBLE.
RAINFALL AMOUNTS FROM ONE TO THREE INCHES A HOUR CAN CAUSE FLOODING
ON WOODGATE DRIVE NEAR THE CROSSGATES SWIM CLUB.
RAINFALL AMOUNTS FROM ONE TO THREE INCHES A HOUR CAN CAUSE FLOODING
ON INDUSTRIAL DRIVE IN THE CITY OF RICHLAND.
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 3135 9024 3202 9022 3205 9025 3205 9023
3209 9025 3215 9024 3220 9019 3226 9020
3239 9007 3225 8973 3196 8975 3151 8991
3140 8995 3139 9004 3133 9006
$$
BYBThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 9:54 AM CDT | Flash Flood Warning | JAN | Holmes, Yazoo | 4 hr |
| Apr 17, 10:17 AM CDT | Flash Flood Warning | JAN | Claiborne, Hinds, Madison, Warren | 4 hr |
| Apr 17, 10:32 AM CDT | Flash Flood Warning | JAN | Copiah, Lincoln | 3 hr |
| Apr 17, 1:14 PM CDT | Severe Thunderstorm Warning | JAN | Simpson | 35 min |
| Apr 17, 1:19 PM CDT | Flash Flood Warning | JAN | Carroll, Choctaw, Grenada, Montgomery, Webster | 4 hr |
| Apr 17, 1:27 PM CDT | Special Weather Statement | JAN | Covington | 28 min |
| Apr 17, 1:35 PM CDT | Special Weather Statement | JAN | Jefferson Davis | 30 min |
| Apr 17, 1:58 PM CDT | River Flood Warning | JAN | Attala, Holmes | 68 hr |
| Apr 17, 2:23 PM CDT | Special Weather Statement | JAN | Covington | 32 min |
| Apr 17, 2:42 PM CDT | Special Weather Statement | JAN | Covington, Lamar | 28 min |
| Apr 17, 3:12 PM CDT | Special Weather Statement | JAN | Forrest, Jones | 28 min |
| Apr 17, 3:37 PM CDT | Special Weather Statement | JAN | Forrest, Jones | 28 min |
Nearby
Flash 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.