Alert archive / Mississippi / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 20, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 12, 1986, 2:59 PM CST for Kemper County, Noxubee County, Mississippi. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Mar 12, 1986, 2:59 PM CST (20:59 UTC)
- Expired
- Mar 12, 1986, 4:00 PM CST
- In force
- 61 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Kemper County, MS, Noxubee County, MS
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 9.0 hours before the alert went out and 131 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
- 941 J/kg
- Mixed-layer CIN
- -117 J/kg
- Mixed-layer LCL
- 562 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 295 m²/s²
- 0-3 km storm-relative helicity
- 339 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Mar 12, 12:43 PM CST, 2 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
1239 AM CST WED MAR 12 1986
...TORNADO WATCH IN EFFECT FOR NORTHEAST MISSISSIPPI UNTIL 2 PM CST
THIS
AFTERNOON...
AT 1228 AM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
OVER PARTS OF EXTREME SOUTHWEST TENNESSEE AND EXTREME NORTHEAST
ARKANSAS AND MUCH OF MISSISSIPPI EXCEPT FOR THE EXTREME NORTHEAST
SECTION OF THE STATE.
HEAVIEST CONCENTRATIONS OF RAIN WAS LOCATED FROM NORTHERN ALCORN
COUNTY EXTENDING TO THE SOUTHWEST TO ENID RESEVOIR THEN EXTENDING
FURTHER SOUTH TSOUTHERN MONTGOMERY COUNTY IN NORTH CENTRAL
MISSISSIPPI.
MOVEMENT OF 1THE RAIN WAS TO THE EAST AT 15 MILES AN HOUR WITH THE
RAINSHOWERS MOVING TO THE NORTHEAST AT 50 MILES AN HOUR.Special weather statement, Mar 12, 12:44 PM CST, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE TUPELO MS
1239 PM CST WED MAR 12 1986
...TORNADO WATCH IN EFFECT FOR NORTHEAST MISSISSIPPI UNTIL 2 PM CST
THIS AFTERNOON...
AT 1228 AM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING
A RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
OVER PARTS OF EXTREME SOUTHWEST TENNESSEE AND EXTREME NORTHEAST
ARKANSAS AND MUCH OF MISSISSIPPI EXCEPT FOR THE EXTREME NORTHEAST
SECTION OF THE STATE.
HEAVIEST CONCENTRATIONS OF RAIN WAS LOCATED FROM NORTHERN ALCORN
COUNTY EXTENDING TO THE SOUTHWEST TO ENID RESEVOIR THEN EXTENDING
FURTHER SOUTH TSOUTHERN MONTGOMERY COUNTY IN NORTH CENTRAL
MISSISSIPPI.3
MOVEMENT OF THE RAIN WAS TO THE EAST AT 15 MILES AN HOUR WITH THE
RAINSHOWERS MOVING TO THE NORTHEAST AT 50 MILES AN HOUR.Special weather statement, Mar 12, 1:42 PM CST, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUPELO MS
135 PM CST WED MAR 12 1986
...TORNADO WATCH IN EFFECT FOR NORTHEAST MISSISSIPPI UNTIL 2 PM CST
THIS AFTERNOON...
AT 128 PM CST...TUPELO NATIONAL WEATHER SERVICE RADAR WAS INDICATING A
RATHER LARGE AREA OF WIDESPREAD LIGHT RAIN WITH EMBEDDED RAINSHOWERS
OVER PARTS OF EXTREME SOUTHWEST TENNESSEE AND EXTREME NORTHWEST
ALABAMA AND MUCH OF MISSISSIPPI.
A VERY INTENSE THUNDERSTORM WAS LOCATED OVER MERIDIAN MISSISSIPPI WITH
VISUAL SIGHTINGS OF A TORNADO MOVING TO THE EAST NORTHEAST AT 50 MILES
AN HOUR. OTHER LESS SIGNIFICANT THUNDERSHOWERS WERE OCCURRING IN THE
TUPELO MISSISSIPPI VICINITY THIS HOUR.
THE RAIN WAS MOVING TO hTHE EAST AT 10 MILES PER HOUR WITH THE
THUNDERSHOWER ACTIVITY MOVING TO THE NORTHEAST AT 45 MILES PER HOUR.Special weather statement, Mar 12, 1:47 PM CST, 1 hour 12 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 135 PM CST WED MAR 12 1986 ...TORNADO WATCH REMAINS IN EFFECT FOR EAST MISSISSIPPI TILL 2 PM AND NORTHEAST MISSISSIPPI TIL 9PM... SEVERE THUNDERSTORMS CONTINUE IN THE MERIDIAN AREA SEVERAL TORNADOES HAVE BEEN REPORTED WITH THESE STORMS DURING THE PAST TWO HOURS. OTHER HEAVY THUNDERSTORMS EXTEND FROM MERIDIAN SOUTHWESTWARD TO COLUMBIA. THESE THUNDERSTORMS ARE MOVING TO THE NORTHEAST AT 45 MPH AND SHOULD BE NEARING THE COLUMBUS AREA BY 3PM. AT 135 PM...THE JACKSON RADAR SHOWED NUMEROUS SHOWERS AND THUNDERSTORMS CONTINUE OVER MOST OF THE REST OF MISSISSIPPI. MOVEMENT CONTINUES NORTHEAST AT 45 MPH.t
Special weather statement, Mar 12, 2:44 PM CST, 15 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 |
|---|---|---|---|---|
| Mar 12, 7:52 AM CST | Severe Thunderstorm Warning | JAN | Claiborne, Warren | 38 min |
| Mar 12, 8:09 AM CST | Severe Thunderstorm Warning | JAN | Franklin, Jefferson | 36 min |
| Mar 12, 9:02 AM CST | Severe Thunderstorm Warning | JAN | Amite, Lincoln | 58 min |
| Mar 12, 9:02 AM CST | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 58 min |
| Mar 12, 9:38 AM CST | Severe Thunderstorm Warning | JAN | Pike | 52 min |
| Mar 12, 9:54 AM CST | Severe Thunderstorm Warning | JAN | Lawrence | 66 min |
| Mar 12, 9:54 AM CST | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 38 min |
| Mar 12, 10:50 AM CST | Severe Thunderstorm Warning | JAN | Lawrence, Walthall | 55 min |
| Mar 12, 12:12 PM CST | Severe Thunderstorm Warning | JAN | Jasper | 48 min |
| Mar 12, 12:24 PM CST | Tornado Warning | JAN | Jasper | 86 min |
| Mar 12, 12:39 PM CST | Tornado Warning | JAN | Clarke, Lauderdale | 51 min |
| Mar 12, 1:18 PM CST | Tornado Warning | JAN | Kemper | 42 min |
| Mar 12, 1:32 PM CST | Tornado Warning | JAN | Lauderdale | 28 min |
| Mar 12, 1:51 PM CST | Tornado Warning | JAN | Neshoba | 34 min |
| Mar 12, 2:59 PM CST | Severe Thunderstorm Warning | JAN | Jasper, Lauderdale, Newton | 61 min |
| Mar 12, 5:07 PM CST | Tornado Warning | JAN | Jones, Wayne | 68 min |
| Mar 12, 1:51 PM CST | Tornado Warning | JAN | Sumter | 34 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1986Every severe thunderstorm warning in 1986
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.