Alert archive / Mississippi / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 160, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 21, 2006, 3:53 PM CDT for Jasper County, Smith County, Mississippi. It was in force for 37 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
- Apr 21, 2006, 3:53 PM CDT (20:53 UTC)
- Expired
- Apr 21, 2006, 4:30 PM CDT
- In force
- 37 min
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
Counties Jasper County, MS, Smith County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 70 km from the middle of the area, began a volume at 20:53 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 21, 10:16 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.9 hours before the alert went out and 80 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
- 668 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 793 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Apr 21, 3:00 PM CDT, 53 minutes earlier.
Area forecast discussion, Apr 21, 3:00 PM CDT, 53 minutes before
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</html>Hazardous weather outlook, Apr 21, 2:26 PM CDT, 1 hour 27 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 226 PM CDT FRI APR 21 2006 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 221926- ADAMS-ASHLEY-ATTALA-BOLIVAR-CARROLL-CATAHOULA-CHICOT-CHOCTAW- CLAIBORNE-CLARKE-CLAY-CONCORDIA-COPIAH-COVINGTON-EAST CARROLL- FORREST-FRANKLIN LA-FRANKLIN MS-GRENADA-HINDS-HOLMES-HUMPHREYS- ISSAQUENA-JASPER-JEFFERSON-JEFFERSON DAVIS-JONES-KEMPER-LAMAR- LAUDERDALE-LAWRENCE-LEAKE-LEFLORE-LINCOLN-LOWNDES-MADISON LA- MADISON MS-MARION-MONTGOMERY-MOREHOUSE-NESHOBA-NEWTON-NOXUBEE- OKTIBBEHA-RANKIN-RICHLAND-SCOTT-SHARKEY-SIMPSON-SMITH-SUNFLOWER- TENSAS-WARREN-WASHINGTON-WEBSTER-WEST CARROLL-WINSTON-YAZOO- 226 PM CDT FRI APR 21 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL MISSISSIPPI... NORTHEAST LOUISIANA...AND EXTREME SOUTHEAST ARKANSAS .DAY ONE...TONIGHT AND SATURDAY... ...THUNDERSTORMS... SEVERE WEATHER WILL BE POSSIBLE ACROSS THE EASTERN PORTIONS OF MISSISSIPPI FOR THE REMAINDER OF THIS AFTERNOON INTO THIS EVENING. THE BEST CHANCE OF SEVERE WEATHER WILL BE ALONG AND EAST OF A LINE FROM PHILADELPHIA TO HATTIESBURG. LARGE HAIL AND DAMAGING WINDS ARE STILL THE HIGHEST RISK BUT ISOLATED TORNADOES CAN NOT BE RULED OUT. AS A STRONG UPPER LEVEL DISTURBANCE PUSHES TOWARDS THE AREA IT WILL PUSH THE THUNDERSTORMS THROUGH THE EASTERN SECTIONS OF THE REGION BY LATE THIS EVENING. A COLD FRONT WILL PUSH THROUGH THE REGION THIS EVENING...WHICH WILL END THE RAIN FROM THE WEST DURING THE NIGHT. ALL OF THE STRONG STORMS SHOULD PUSH EAST OF MISSISSIPPI PRIOR TO MIDNIGHT ENDING THE RISK FOR SEVERE WEATHER. .DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH FRIDAY... ...DAYS TWO AND THREE...SATURDAY NIGHT THROUGH MONDAY NIGHT... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. ...DAYS FOUR THROUGH SEVEN...MONDAY NIGHT THROUGH FRIDAY... ANOTHER STRONG UPPER LEVEL STORM SYSTEM WILL MOVE ACROSS THE REGION TUESDAY WITH A SURFACE COLD FRONT PLOWING SOUTH EASTWARD THROUGH THE LOWER MISSISSIPPI VALLEY. THE COLD FRONT MAY STALL OVER THE AREA AND BECOME THE FOCUS FOR STRONG TO SEVERE THUNDERSTORM DEVELOPMENT WILL LATE TUESDAY AFTERNOON THROUGH WEDNESDAY. THE ATMOSPHERE OVER THE REGION WILL BE VERY MOIST AND UNSTABLE. SEVERAL WAVES WILL MOVE THROUGH THE AREA...INCREASING THE POTENTIAL FOR HEAVY RAIN. CHANGES IN THE FORECAST MAY OCCUR SO PLEASE MONITOR LATER UPDATES ON THIS STORM SYSTEM. .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 THIS AFTERNOON THROUGH THE LATE EVENING. OTHERWISE ACTIVATION IS NOT ANTICIPATED OVER THE WEEKEND BUT MAY BE NEEDED AGAIN TUESDAY NIGHT. FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.SRH.NOAA.GOV/JAN. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
In the hours before
Special weather statement, Apr 21, 12:41 PM CDT, 3 hours 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1241 PM CDT FRI APR 21 2006 MSZ043-211815- MADISON MS- 1241 PM CDT FRI APR 21 2006 ...STRONG THUNDERSTORM OVER WESTERN MADISON COUNTY... AT 1240 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER WESTERN MADISON COUNTY...JUST EAST OF FLORA. THE STORM WAS MOVING NORTHEAST AT 20 MPH. THIS STORM WILL PRODUCE FREQUENT LIGHTNING...VERY HEAVY RAINFALL...SMALL HAIL...AND WIND GUSTS TO 45 MPH AS IT MOVES ACROSS WESTERN MADISON COUNTY THROUGH 1 PM. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE AREA UNTIL 4 PM. PEOPLE SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER. AG
Local storm report, Apr 21, 1:36 PM CDT, 2 hours 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
136 PM CDT FRI APR 21 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM HAIL 1 E CANTON 32.61N 90.01W
04/21/2006 E1.50 INCH MADISON MS EMERGENCY MNGR
REPORT OF HAIL CRACKING WINDSHIELDS JUST EAST OF CANTON
&&
CLBLocal storm report, Apr 21, 1:53 PM CDT, 2 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
153 PM CDT FRI APR 21 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM HAIL 2 SE RICHLAND 32.21N 90.14W
04/21/2006 E0.88 INCH RANKIN MS EMERGENCY MNGR
0135 PM HAIL 2 NE RICHLAND 32.25N 90.14W
04/21/2006 M0.88 INCH RANKIN MS NWS EMPLOYEE
NICKEL SIZED HAIL
0145 PM HAIL BRANDON 32.28N 90.00W
04/21/2006 E0.50 INCH RANKIN MS EMERGENCY MNGR
40 MPH WINDS ALSO REPORTED. NEAR THE INTERSECTION OF HWYS
468 AND 469.
&&
AGLocal storm report, Apr 21, 1:57 PM CDT, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
157 PM CDT FRI APR 21 2006
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM HAIL FLORENCE 32.15N 90.13W
04/21/2006 E0.50 INCH RANKIN MS PUBLIC
REPORTED HALF INCH HAIL
&&
CLBLocal storm report, Apr 21, 2:45 PM CDT, 1 hour 8 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 20, 11:09 PM CDT | Severe Thunderstorm Warning | JAN | Sunflower | 12 min |
| Apr 21, 12:49 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 41 min |
| Apr 21, 1:23 PM CDT | Severe Thunderstorm Warning | JAN | Rankin | 67 min |
| Apr 21, 1:31 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 44 min |
| Apr 21, 2:12 PM CDT | Severe Thunderstorm Warning | JAN | Scott | 35 min |
| Apr 21, 2:13 PM CDT | Severe Thunderstorm Warning | JAN | Lincoln | 33 min |
| Apr 21, 2:25 PM CDT | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 50 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2006Every severe thunderstorm warning in 2006
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.