Alert archive / Mississippi / Flash Flood Warnings in 2011
Flash Flood Warning 111, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 24, 2011, 10:57 AM CDT for Lauderdale County, Mississippi. It was in force for 108 min. 9 reports 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
- Jul 24, 2011, 10:57 AM CDT (15:57 UTC)
- Expired
- Jul 24, 2011, 12:45 PM CDT
- In force
- 108 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
County Lauderdale County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 121 km from the middle of the area, began a volume at 16:00 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 |
|---|---|---|---|
| Jul 24, 11:22 AM CDT | FLASH FLOOD | Meridian, MS | FLOODING REPORTED ON SEVERAL STREETS IN MERIDIAN. |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 3.05 | 5 Nnw Collinsville, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 3.23 | 3 Sw Meridian, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 3.36 | 3 Nw Meridian, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 3.6 | 4 Nne Collinsville, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 3.92 | 4 Nw Meridian, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 4.6 | 2 Se Collinsville, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 4.83 | 7 Nw Meridian, MS | |
| Jul 24, 12:30 PM CDT | HEAVY RAIN 5.87 | Nne Collinsville, MS |
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, 4.0 hours before the alert went out and 130 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
- 1845 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 507 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
083
WGUS54 KJAN 241557
FFWJAN
MSC075-241800-
/O.NEW.KJAN.FF.W.0111.110724T1557Z-110724T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1057 AM CDT SUN JUL 24 2011
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI...
THIS INCLUDES THE CITIES OF...LAUDERDALE...MERIDIAN STATION...
MERIDIAN...
* UNTIL 100 PM CDT
* AT 1056 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
AN AREA OF HEAVY RAIN WITH EMBEDDED THUNDERSTORMS NEAR
MERIDIAN...MOVING EAST AT 5 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
DALEVILLE...MARION...ZERO...INCREASE AND TOOMSUBA
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.
&&
LAT...LON 3223 8850 3222 8891 3240 8892 3258 8891
3258 8847
$$
JC1 follow-up statement
321
WGUS74 KJAN 241745
FFSJAN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1245 PM CDT SUN JUL 24 2011
MSC075-241755-
/O.CAN.KJAN.FF.W.0111.000000T0000Z-110724T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAUDERDALE MS-
1245 PM CDT SUN JUL 24 2011
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR LAUDERDALE
COUNTY...
LAT...LON 3223 8850 3222 8891 3240 8892 3258 8891
3258 8847
$$
JCThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 9:05 AM CDT | Flash Flood Warning | JAN | Clarke, Jasper, Lauderdale, Newton | 115 min |
| Jul 24, 10:38 AM CDT | Flash Flood Warning | JAN | Kemper | 112 min |
| Jul 24, 11:47 AM CDT | Special Weather Statement | JAN | Forrest | 43 min |
| Jul 24, 12:00 PM CDT | Flash Flood Warning | JAN | Forrest, Lamar | 2 hr |
| Jul 24, 1:21 PM CDT | Special Weather Statement | JAN | Jones | 39 min |
| Jul 24, 1:45 PM CDT | Special Weather Statement | JAN | Lamar | 40 min |
| Jul 24, 2:01 PM CDT | Special Weather Statement | JAN | Clay | 29 min |
| Jul 24, 2:37 PM CDT | Flash Flood Warning | JAN | Covington, Jefferson Davis, Lamar, Marion | 113 min |
| Jul 24, 2:42 PM CDT | Special Weather Statement | JAN | Humphreys | 43 min |
| Jul 24, 3:54 PM CDT | Special Weather Statement | JAN | Lawrence | 26 min |
| Jul 24, 5:01 PM CDT | Special Weather Statement | JAN | Madison | 44 min |
| Jul 24, 5:16 PM CDT | Special Weather Statement | JAN | Choctaw | 44 min |
| Jul 24, 5:37 PM CDT | Flash Flood Warning | JAN | Choctaw, Winston | 66 min |
| Jul 24, 6:20 PM CDT | Special Weather Statement | JAN | Montgomery | 40 min |
| Jul 24, 6:58 PM CDT | Flash Flood Warning | JAN | Montgomery | 82 min |
Nearby
Flash Flood Warnings in Mississippi, 2011Every flash flood warning in 2011
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.