Alert archive / Mississippi / Special Weather Statements in 2012
Special Weather Statement, NWS Jackson, MS
NWS Jackson, MS issued this special weather statement at Apr 11, 2012, 2:31 AM CDT for Sharkey County, Yazoo County, Mississippi. It was in force for 74 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 11, 2012, 2:31 AM CDT (07:31 UTC)
- Expired
- Apr 11, 2012, 3:45 AM CDT
- In force
- 74 min
- Issued by
- NWS Jackson, MS
Counties Sharkey County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 69 km from the middle of the area, began a volume at 07:32 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 00:00Z, 7.5 hours before the alert went out and 59 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
- 52 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 1752 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Apr 10, 9:33 PM CDT, 4 hours 58 minutes earlier.
Area forecast discussion, Apr 10, 9:33 PM CDT, 4 hours 58 minutes before
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</html>Hazardous weather outlook, Apr 10, 1:21 PM CDT, 13 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 121 PM CDT TUE APR 10 2012 ARZ074-075-LAZ007>009-015-016-023>026-MSZ040-047-053-059>061- 111830- ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND- MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-ISSAQUENA- WARREN-CLAIBORNE-JEFFERSON-ADAMS-FRANKLIN MS- 121 PM CDT TUE APR 10 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST ARKANSAS... NORTHEAST LOUISIANA AND SOUTHWEST PORTIONS OF MISSISSIPPI. .DAY ONE...TONIGHT AND WEDNESDAY A FEW STRONG STORMS WILL BE POSSIBLE THROUGH EARLY EVENING WITH THE POTENTIAL FOR GUSTY WINDS OF 50 MPH AND HAIL UP TO THE SIZE OF NICKELS. A COLD FRONT MOVING THROUGH THE DELTA REGION THIS AFTERNOON WILL TRACK SLOWLY SOUTHWARD TONIGHT...EXITING THE REGION WEDNESDAY. STRONG THUNDERSTORMS MAY DEVELOP IN THE VICINITY OF THE FRONT MAINLY SOUTHWEST OF A LAKE VILLAGE ARKANSAS TO VICKSBURG TO MEADVILLE MISSISSIPPI LINE BEFORE 10 PM. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH MONDAY 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...SHOULD NOT BE NEEDED THROUGH MONDAY. MSZ018-019-025>039-041>046-048>052-054>058-062>066-072>074-111830- BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY- LOWNDES-CHOCTAW-OKTIBBEHA-WASHINGTON-HUMPHREYS-HOLMES-ATTALA- WINSTON-NOXUBEE-SHARKEY-YAZOO-MADISON MS-LEAKE-NESHOBA-KEMPER- HINDS-RANKIN-SCOTT-NEWTON-LAUDERDALE-COPIAH-SIMPSON-SMITH-JASPER- CLARKE-LINCOLN-LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION- LAMAR-FORREST- 121 PM CDT TUE APR 10 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MOST OF CENTRAL AND EAST MISSISSIPPI. .DAY ONE...TONIGHT AND WEDNESDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY NIGHT THROUGH MONDAY 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 MONDAY. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. 40
In the hours before
Special weather statement, Apr 10, 9:15 PM CDT, 5 hours 16 minutes before
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</html>Special weather statement, Apr 10, 11:01 PM CDT, 3 hours 30 minutes before
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</html>Local storm report, Apr 10, 11:09 PM CDT, 3 hours 22 minutes before
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</html>Local storm report, Apr 10, 11:13 PM CDT, 3 hours 18 minutes before
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</html>Local storm report, Apr 10, 11:21 PM CDT, 3 hours 10 minutes before
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</html>Special weather statement, Apr 11, 2:31 AM CDT, 0 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 |
|---|---|---|---|---|
| Apr 10, 7:58 PM CDT | Special Weather Statement | JAN | Richland | 32 min |
| Apr 10, 8:17 PM CDT | Special Weather Statement | JAN | Richland | 33 min |
| Apr 10, 8:35 PM CDT | Severe Thunderstorm Warning | JAN | Morehouse, Richland | 40 min |
| Apr 10, 9:15 PM CDT | Special Weather Statement | JAN | Richland | 45 min |
| Apr 10, 9:58 PM CDT | Severe Thunderstorm Warning | JAN | Morehouse | 47 min |
| Apr 10, 11:01 PM CDT | Special Weather Statement | JAN | Madison | 29 min |
Nearby
Special Weather Statements in Mississippi, 2012Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.