Alert archive / Mississippi / Flash Flood Warnings in 2009
Flash Flood Warning 139, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Sep 23, 2009, 3:17 PM CDT for Lawrence County, Lincoln County, Mississippi. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 23, 2009, 3:17 PM CDT (20:17 UTC)
- Expired
- Sep 23, 2009, 5:46 PM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lawrence County, MS, Lincoln County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 87 km from the middle of the area, began a volume at 20:17 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 12:00Z, 8.3 hours before the alert went out and 89 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
- 1031 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 468 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Jackson, MS wrote its last area forecast discussion before this flash flood warning went out at Sep 23, 10:30 AM CDT, 4 hours 47 minutes earlier.
Area forecast discussion, Sep 23, 10:30 AM CDT, 4 hours 47 minutes before
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</html>Hazardous weather outlook, Sep 23, 2:53 PM CDT, 24 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 253 PM CDT WED SEP 23 2009 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 242000- ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-BOLIVAR- SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-LOWNDES- CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA-WINSTON- NOXUBEE-ISSAQUENA-SHARKEY-YAZOO-MADISON MS-LEAKE-NESHOBA-KEMPER- WARREN-HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE-CLAIBORNE-COPIAH- SIMPSON-SMITH-JASPER-CLARKE-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN- LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST- 253 PM CDT WED SEP 23 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI... NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS. .DAY ONE...TONIGHT AND THURSDAY THE COMBINED EFFECTS OF A STALLED FRONTAL BOUNDARY...ABUNDANT MOISTURE AND DAYTIME HEATING WILL BRING ANOTHER ROUND OF SCATTERED TO NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS THURSDAY. THESE SHOWERS WILL BRING THE POSSIBILITY FOR TORRENTIAL DOWNPOURS AND PONDING OF WATER ON ROADWAYS AND IN LOW LYING AREAS ESPECIALLY WITH STORMS THAT MOVE REPEATEDLY ACROSS THE SAME AREA. ONCE AGAIN THE POTENTIAL FOR HEAVY RAIN WILL WANE DURING THE EVENING. .DAYS TWO THROUGH SEVEN...THURSDAY NIGHT THROUGH TUESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER CALL TO ACTION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS...IS NOT EXPECTED THROUGH NEXT TUESDAY. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK. 28
In the hours before
Special weather statement, Sep 23, 2:53 PM CDT, 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 253 PM CDT WED SEP 23 2009 MSZ062-063-232055- LINCOLN MS-LAWRENCE MS- 253 PM CDT WED SEP 23 2009 A LINE OF THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN WAS LOCATED FROM 4 MILES NORTHWEST OF BOGUE CHITTO TO RUTH AT 253 PM CDT...MOVING NORTHEAST AT 10 MPH. DANGEROUS CLOUD TO GROUND LIGHTNING IS ALSO POSSIBLE WITH THESE STORMS. PEOPLE IN SOUTHERN LAWRENCE AND SOUTHEASTERN LINCOLN COUNTIES SHOULD MONITOR THESE STORMS CLOSELY. IF HEAVY RAINFALL PERSISTS ACROSS THESE AREAS...THEN A FLASH FLOOD WARNING COULD BECOME REQUIRED. COHEN
Special weather statement, Sep 23, 2:56 PM CDT, 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 256 PM CDT WED SEP 23 2009 MSZ064-072-073-232055- LAMAR MS-MARION MS-JEFFERSON DAVIS MS- 256 PM CDT WED SEP 23 2009 A LINE OF THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY RAIN WAS LOCATED FROM 4 MILES SOUTHWEST OF MORGANTOWN TO 5 MILES NORTH OF LUMBERTON AT 255 PM CDT...MOVING NORTH AT 15 MPH. DANGEROUS CLOUD TO GROUND LIGHTNING IS ALSO POSSIBLE WITH THESE STORMS. PEOPLE IN JEFFERSON DAVIS...MARION AND LAMAR COUNTIES SHOULD MONITOR THESE STORMS CLOSELY. IF HEAVY RAINFALL PERSISTS ACROSS THESE AREAS...THEN A FLASH FLOOD WARNING COULD BECOME REQUIRED. COHEN
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 8:24 AM CDT | Areal Flood Warning | JAN | Attala | 18 hr |
| Sep 23, 9:48 AM CDT | River Flood Warning | JAN | Leake | 7 days |
| Sep 23, 9:48 AM CDT | River Flood Warning | JAN | Leake | 9 days |
| Sep 23, 9:48 AM CDT | River Flood Warning | JAN | Attala | 48 hr |
| Sep 23, 9:48 AM CDT | River Flood Warning | JAN | Leake | 8 days |
| Sep 23, 4:29 PM CDT | Flash Flood Warning | JAN | Copiah, Franklin, Jefferson, Lincoln | 2 hr |
| Sep 23, 5:25 PM CDT | Flash Flood Warning | JAN | Attala, Carroll, Choctaw, Clay, Lowndes, Montgomery and 2 more | 115 min |
| Sep 23, 5:33 PM CDT | Flash Flood Warning | JAN | Adams, Claiborne, Copiah, Franklin, Jefferson | 91 min |
| Sep 23, 5:39 PM CDT | Flash Flood Warning | JAN | Claiborne, Copiah, Hinds, Madison, Warren, Yazoo | 3 hr |
| Sep 23, 5:50 PM CDT | Flash Flood Warning | JAN | Copiah, Hinds | 53 min |
| Sep 23, 6:04 PM CDT | Flash Flood Warning | JAN | Lowndes | 76 min |
| Sep 23, 6:09 PM CDT | Flash Flood Warning | JAN | Kemper, Noxubee, Winston | 3 hr |
| Sep 23, 6:17 PM CDT | Flash Flood Warning | JAN | Carroll, Grenada, Holmes, Montgomery, Webster | 3 hr |
Nearby
Flash Flood Warnings in Mississippi, 2009Every flash flood warning in 2009
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.