Alert archive / Mississippi / Flash Flood Warnings in 2010
Flash Flood Warning 25, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at May 2, 2010, 7:48 AM CDT for Carroll County, Grenada County, Montgomery County, Mississippi. It was in force for 117 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 2, 2010, 7:48 AM CDT (12:48 UTC)
- Expired
- May 2, 2010, 9:45 AM CDT
- In force
- 117 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carroll County, MS, Grenada County, MS, Montgomery County, MS
The radar
The Columbus AFB radar (KGWX), 139 km from the middle of the area, began a volume at 12:50 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
Little Rock, AR (KLZK), launched 12:00Z, 0.8 hours before the alert went out and 141 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
- 67 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- -97 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
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 May 2, 4:20 AM CDT, 3 hours 28 minutes earlier.
Area forecast discussion, May 2, 4:20 AM CDT, 3 hours 28 minutes before
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</html>Hazardous weather outlook, May 2, 5:12 AM CDT, 2 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 512 AM CDT SUN MAY 2 2010 MSZ018-019-025>033-031015- BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY- LOWNDES-CHOCTAW-OKTIBBEHA- 512 AM CDT SUN MAY 2 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT A FEW SEVERE THUNDERSTORMS ARE EXPECTED TODAY WITH THE PRIMARY RISKS INCLUDING TORNADOES...HAIL TO THE SIZE OF GOLFBALLS AND DAMAGING WIND GUSTS TO 70 MPH...ESPECIALLY BEFORE MID AFTERNOON. VERY HEAVY RAINFALL IS LIKELY AS WELL AS THUNDERSTORMS MAY MOVE REPEATEDLY OVER SOME LOCATIONS FOR SEVERAL HOURS AT A TIME THROUGH EARLY TONIGHT. THESE RAINS WILL RESULT IN A RISK OF FLASH FLOODING...AND A FLASH FLOOD WATCH IS IN EFFECT THROUGH SUNDAY EVENING. ADDITIONAL RAINFALL TOTALS OF 3 TO 5 INCHES ARE POSSIBLE BEFORE THE ACTIVITY MOVES EAST OF THE REGION EARLY MONDAY. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY 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 BE NEEDED FOR TODAY. ARZ074-075-LAZ007>009-015-016-023>026-MSZ034>037-040>044-047>049- 053>055-059>063-031015- ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-WASHINGTON- HUMPHREYS-HOLMES-ATTALA-ISSAQUENA-SHARKEY-YAZOO-MADISON MS-LEAKE- WARREN-HINDS-RANKIN-CLAIBORNE-COPIAH-SIMPSON-JEFFERSON-ADAMS- FRANKLIN MS-LINCOLN-LAWRENCE- 512 AM CDT SUN MAY 2 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST LOUISIANA... SOUTHEAST ARKANSAS AND WESTERN PORTIONS OF MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT ISOLATED SEVERE THUNDERSTORMS WILL BE POSSIBLE THROUGH EARLY TONIGHT. HAIL TO THE SIZE OF QUARTERS AND DAMAGING WINDS TO 60 MPH WILL BE POSSIBLE WITH ANY SEVERE STORMS AND A TORNADO CANNOT BE RULED OUT. VERY HEAVY RAINFALL IS LIKELY AS WELL AS THUNDERSTORMS MAY MOVE REPEATEDLY OVER SOME LOCATIONS FOR SEVERAL HOURS AT A TIME THROUGH EARLY TONIGHT. THESE RAINS COULD RESULT IN A RISK OF FLASH FLOODING AS ADDITIONAL RAINFALL TOTALS OF 2 TO 4 INCHES ARE POSSIBLE BEFORE THE ACTIVITY MOVES EAST OF THE REGION EARLY MONDAY. A FLASH FLOOD WATCH CONTINUES NORTH OF A BASTROP TO YAZOO CITY TO MACON LINE THROUGH MIDNIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY 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...MAY BE NEEDED TODAY AND EARLY TONIGHT. MSZ038-039-045-046-050>052-056>058-064>066-072>074-031015- WINSTON-NOXUBEE-NESHOBA-KEMPER-SCOTT-NEWTON-LAUDERDALE-SMITH- JASPER-CLARKE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR- FORREST- 512 AM CDT SUN MAY 2 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST AND SOUTHEAST MISSISSIPPI. .DAY ONE...TODAY AND TONIGHT ISOLATED SEVERE THUNDERSTORMS WILL BE POSSIBLE FROM ABOUT MIDDAY THROUGH MIDNIGHT TONIGHT. HAIL TO THE SIZE OF QUARTERS AND DAMAGING WINDS TO 60 MPH WILL BE POSSIBLE WITH ANY SEVERE STORMS AND A TORNADO CANNOT BE RULED OUT. VERY HEAVY RAINFALL IS LIKELY AS WELL AS THUNDERSTORMS MAY MOVE REPEATEDLY OVER SOME LOCATIONS FOR SEVERAL HOURS AT A TIME THROUGH LATE TONIGHT. THESE RAINS COULD RESULT IN A RISK OF FLASH FLOODING AS ADDITIONAL RAINFALL TOTALS OF 2 TO 4 INCHES ARE POSSIBLE BEFORE THE ACTIVITY MOVES EAST OF THE REGION EARLY MONDAY. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY 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...MAY BE NEEDED THIS AFTERNOON AND TONIGHT. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK. 40
In the hours before
Special weather statement, May 2, 4:24 AM CDT, 3 hours 24 minutes before
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</html>Special weather statement, May 2, 4:57 AM CDT, 2 hours 51 minutes before
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</html>Special weather statement, May 2, 6:07 AM CDT, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 607 AM CDT SUN MAY 2 2010 MSZ043-048-049-021135- HINDS MS-RANKIN MS-MADISON MS- 607 AM CDT SUN MAY 2 2010 A STRONG THUNDERSTORM CAPABLE OF PRODUCING VERY HEAVY RAIN AND PEA SIZE HAIL WAS LOCATED OVER PEARL AT 607 AM CDT...MOVING NORTHEAST AT 55 MPH. DANGEROUS CLOUD TO GROUND LIGHTNING IS ALSO POSSIBLE WITH THIS STORM. PEOPLE IN SOUTHEASTERN MADISON...NORTHERN RANKIN AND EAST CENTRAL HINDS COUNTIES SHOULD MONITOR THIS STORM CLOSELY. COHEN
Special weather statement, May 2, 6:12 AM CDT, 1 hour 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 612 AM CDT SUN MAY 2 2010 MSZ025>027-021140- GRENADA MS-LEFLORE MS-CARROLL MS- 612 AM CDT SUN MAY 2 2010 A LINE OF STRONG THUNDERSTORMS CAPABLE OF PRODUCING 40 TO 50 MPH WINDS WAS LOCATED FROM 14 MILES NORTHWEST OF BEW SPRINGS TO 8 MILES SOUTHWEST OF AVALON AT 612 AM CDT...MOVING NORTHEAST AT 45 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THESE STORMS. HIGH WINDS CAN BRING DOWN TREES AND LARGE LIMBS RESULTING IN SERIOUS INJURY OR PROPERTY DAMAGE. EXERCISE EXTREME CAUTION WHEN OUTDOORS DURING SUCH STRONG WINDS...AND BE ESPECIALLY AWARE OF OLDER TREES. A TORNADO WATCH IS IN EFFECT. PEOPLE IN NORTHWESTERN CARROLL...EAST CENTRAL LEFLORE AND WESTERN GRENADA COUNTIES SHOULD MONITOR THESE STORMS CLOSELY. COHEN
Special weather statement, May 2, 7:10 AM CDT, 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 710 AM CDT SUN MAY 2 2010 LAZ008-009-015-016-MSZ040-021240- WEST CARROLL LA-EAST CARROLL LA-RICHLAND LA-ISSAQUENA MS-MADISON LA- 710 AM CDT SUN MAY 2 2010 A STRONG THUNDERSTORM CAPABLE OF PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED 5 MILES SOUTHEAST OF WARDEN AT 710 AM CDT...MOVING NORTHEAST AT 55 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS STORM. HIGH WINDS CAN BRING DOWN TREES AND LARGE LIMBS RESULTING IN SERIOUS INJURY OR PROPERTY DAMAGE. EXERCISE EXTREME CAUTION WHEN OUTDOORS DURING SUCH STRONG WINDS...AND BE ESPECIALLY AWARE OF OLDER TREES. PEOPLE IN NORTHWESTERN ISSAQUENA COUNTY...AND NORTHWESTERN MADISON... NORTHEASTERN RICHLAND...EAST CARROLL AND SOUTHEASTERN WEST CARROLL PARISHES SHOULD MONITOR THIS STORM CLOSELY. COHEN
Special weather statement, May 2, 7:22 AM CDT, 26 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 722 AM CDT SUN MAY 2 2010 MSZ026-028-029-021250- GRENADA MS-WEBSTER MS-MONTGOMERY MS- 722 AM CDT SUN MAY 2 2010 A STRONG THUNDERSTORM CAPABLE OF PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED OVER DUCK HILL AT 722 AM CDT...MOVING NORTHEAST AT 50 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS STORM. THIS STORM IS INTENSIFYING AND COULD BECOME SEVERE RAPIDLY. A TORNADO WATCH IS IN EFFECT. HIGH WINDS CAN BRING DOWN TREES AND LARGE LIMBS RESULTING IN SERIOUS INJURY OR PROPERTY DAMAGE. EXERCISE EXTREME CAUTION WHEN OUTDOORS DURING SUCH STRONG WINDS...AND BE ESPECIALLY AWARE OF OLDER TREES. PEOPLE IN NORTHWESTERN MONTGOMERY...NORTHWESTERN WEBSTER AND EASTERN GRENADA COUNTIES SHOULD MONITOR THIS STORM CLOSELY. COHEN
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 8:00 PM CDT | River Flood Warning | JAN | Clay | 62 hr |
| May 1, 8:05 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Leake | 40 min |
| May 1, 8:12 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Scott | 33 min |
| May 1, 8:30 PM CDT | Tornado Warning | JAN | Leake, Scott | 12 min |
| May 1, 8:49 PM CDT | Severe Thunderstorm Warning | JAN | Webster | 26 min |
| May 2, 1:53 AM CDT | Severe Thunderstorm Warning | JAN | Leflore, Sunflower | 38 min |
| May 2, 7:34 AM CDT | Severe Thunderstorm Warning | JAN | Grenada, Montgomery, Webster | 28 min |
| May 2, 8:30 AM CDT | Severe Thunderstorm Warning | JAN | Carroll, Grenada, Leflore, Sunflower | 60 min |
| May 2, 8:34 AM CDT | Tornado Warning | JAN | Carroll, Grenada, Leflore | 34 min |
| May 2, 9:27 AM CDT | Severe Thunderstorm Warning | JAN | Carroll, Grenada, Leflore | 63 min |
| May 2, 10:15 AM CDT | Flash Flood Warning | JAN | Carroll, Grenada, Leflore, Montgomery | 2 hr |
| May 2, 10:45 AM CDT | Severe Thunderstorm Warning | JAN | Clarke, Jasper, Jones | 60 min |
| May 2, 11:20 AM CDT | Flash Flood Warning | JAN | Attala, Choctaw, Clay, Montgomery, Webster | 115 min |
| May 2, 11:38 AM CDT | Severe Thunderstorm Warning | JAN | Kemper, Lauderdale | 67 min |
| May 2, 2:15 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Carroll, Holmes, Montgomery, Webster | 60 min |
| May 2, 2:50 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Choctaw, Clay, Oktibbeha, Webster | 55 min |
| May 2, 4:28 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Leake, Madison | 47 min |
| May 2, 5:07 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Choctaw, Oktibbeha, Winston | 53 min |
| May 2, 5:26 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin, Scott | 53 min |
| May 2, 5:37 PM CDT | Tornado Warning | JAN | Clay, Lowndes, Oktibbeha | 37 min |
| May 2, 6:03 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Leake, Madison, Neshoba, Scott, Winston | 57 min |
| May 2, 6:36 PM CDT | Severe Thunderstorm Warning | JAN | Neshoba, Winston | 54 min |
Nearby
Flash Flood Warnings in Mississippi, 2010Every flash flood warning in 2010
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.