Alert archive / Mississippi / Flood Watches in 2013
Flood Watch 1, NWS Jackson, MS
NWS Jackson, MS issued this flood watch at May 1, 2013, 9:31 PM CDT for 47 counties in Mississippi; 9 parishes in Louisiana; Ashley County, Chicot County, Arkansas. It was in force for 45 hr.
The area
The counties it named.
The facts
- Issued
- May 1, 2013, 9:31 PM CDT (02:31 UTC)
- Expired
- May 3, 2013, 7:00 PM CDT
- In force
- 45 hr
- Issued by
- NWS Jackson, MS
- Flood severity
- None
All 58 counties
Ashley County, AR, Chicot County, AR, Catahoula Parish, LA, Concordia Parish, LA, East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, Tensas Parish, LA, West Carroll Parish, LA, Adams County, MS, Attala County, MS, Bolivar County, MS, Carroll County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Forrest County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 32 km from the middle of the area, began a volume at 02:31 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
Slidell Radar S, LA (KSIL), launched 00:00Z, 2.5 hours before the alert went out and 256 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
- 183 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 622 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flood watch 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 flood watch went out at May 1, 3:49 PM CDT, 5 hours 42 minutes earlier.
Area forecast discussion, May 1, 3:49 PM CDT, 5 hours 42 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 118 PM CDT WED MAY 1 2013 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 021830- 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- 118 PM CDT WED MAY 1 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI... NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS. .DAY ONE...TONIGHT AND THURSDAY A SLOW MOVING AREA OF LOW PRESSURE WILL MOVE ACROSS SOUTHEAST LOUISIANA TO THE MISSISSIPPI GULF COAST BY EARLY THURSDAY. PERIODS OF SHOWERS AND ISOLATED THUNDERSTORMS WILL MOVE ACROSS THE REGION THIS AFTERNOON INTO TONIGHT. AREA RADARS HAVE SHOWED THAT RAINFALL AMOUNTS OF AROUND A HALF INCH TO LOCALLY TWO TO FOUR INCHES HAVE FALLEN OVER THE ARKLAMISS AS OF THIS AFTERNOON. EXPECT LOCALLY HEAVY RAINFALL THROUGH TONIGHT AS AN ADDITIONAL TWO TO LOCALLY THREE INCHES CAN BE EXPECTED. THIS MAY PRODUCE SOME ISOLATED FLASH FLOODING ISSUES AS WELL AS SOME LIMITED RISES IN SMALL CREEKS...STREAMS AND LOW LYING AREAS IN WATER LEVELS. .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 WILL NOT BE NEEDED THROUGH TUESDAY. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. 17
In the hours before
Special weather statement, May 1, 3:47 PM CDT, 5 hours 44 minutes before
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</html>Special weather statement, May 1, 3:49 PM CDT, 5 hours 42 minutes before
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</html>The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 7:56 PM CDT | River Flood Warning | JAN | Madison, Yazoo | 13 days |
| May 1, 8:47 PM CDT | River Flood Warning | JAN | Clarke | 3 days |
| May 1, 9:10 PM CDT | River Flood Warning | JAN | Hinds, Rankin | 8 days |
| May 1, 9:13 PM CDT | River Flood Warning | JAN | Leake | 5 days |
| May 1, 9:15 PM CDT | River Flood Warning | JAN | Leake | 4 days |
| May 2, 6:44 AM CDT | River Flood Warning | JAN | Attala | 14 hr |
| May 2, 10:22 AM CDT | River Flood Warning | JAN | Copiah, Simpson | 12 days |
| May 2, 10:25 AM CDT | River Flood Warning | JAN | Jones | 4 days |
Nearby
Flood Watches in Mississippi, 2013Flood Watches in Louisiana, 2013Flood Watches in Arkansas, 2013Every flood watch in 2013
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.