Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 564, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Nov 10, 1998, 11:30 AM CST for Covington County, Jefferson Davis County, Mississippi. It was in force for 50 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
- Nov 10, 1998, 11:30 AM CST (17:30 UTC)
- Expired
- Nov 10, 1998, 12:20 PM CST
- In force
- 50 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 10, 10:00 AM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 5.5 hours before the alert went out and 88 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
- 222 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 762 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 131 m²/s²
- 0-3 km storm-relative helicity
- 279 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
690 WUUS1 KJAN 101733 RRA SVRJAN MSC031-065-101820- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 1130 AM CST TUE NOV 10 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COVINGTON COUNTY IN SOUTHEASTERN MISSISSIPPI JEFFERSON DAVIS COUNTY IN SOUTH CENTRAL MISSISSIPPI * UNTIL 1220 PM CST * AT 1129 AM CST... RADAR INDICATED A SEVERE THUNDERSTORM 13 MILES WEST OF COLLINS OR 8 MILES SOUTHWEST OF MOUNT OLIVE... MOVING EAST AT 45 MPH. * SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE... MOUNT OLIVE AT 1145 AM CST COLLINS AT 1145 AM CST BASSFIELD BY 1140 AM CST GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. 68
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, Nov 10, 9:55 AM CST, 1 hour 35 minutes before
MSZ018-019-025>039-101645- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 955 AM CST TUE NOV 10 1998 ...COUNTY DISTRIBUTION UNDER CANCELLED WATCH TORNADO NUMBER 891 AND NEW TORNADO WATCH 893.... THE FOLLOWING COUNTIES HAVE BEEN CANCELLED UNDER TORNADO WATCH NUMBER 891...WHICH HAS BEEN REPLACED BY TORNADO WATCH NUMBER 893. BOLIVAR...SUNFLOWER...GRENADA...MONTGOMERY...WASHINGTON...HUMPHREYS... HOLMES...CARROLL...LEFLORE THE FOLLOWING COUNTIES THAT WERE UNDER TORNADO WATCH NUMBER 891 ARE UNDER TORNADO WATCH NUMBER 893. WEBSTER...LOWNDES...CLAY..OKTIBBEHA...CHOCTAW...ATTALA...WINSTON... NOXUBEE...NESHOBA...KEMPER HTTP://WWW.JANNWS.STATE.MS.US/ (IN LOWER CASE LETTERS)
Special weather statement, Nov 10, 9:55 AM CST, 1 hour 35 minutes before
MSZ018-019-025>039-101645- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 955 AM CST TUE NOV 10 1998 ...COUNTY DISTRIBUTION UNDER CANCELLED WATCH TORNADO NUMBER 891 AND NEW TORNADO WATCH 893.... THE FOLLOWING COUNTIES HAVE BEEN CANCELLED UNDER TORNADO WATCH NUMBER 891...WHICH HAS BEEN REPLACED BY TORNADO WATCH NUMBER 893. BOLIVAR...SUNFLOWER...GRENADA...MONTGOMERY...WASHINGTON...HUMPHREYS... HOLMES...CARROLL...LEFLORE THE FOLLOWING COUNTIES THAT WERE UNDER TORNADO WATCH NUMBER 891 ARE UNDER TORNADO WATCH NUMBER 893. WEBSTER...LOWNDES...CLAY..OKTIBBEHA...CHOCTAW...ATTALA...WINSTON... NOXUBEE...NESHOBA...KEMPER HTTP://WWW.JANNWS.STATE.MS.US/ (IN LOWER CASE LETTERS)
Special weather statement, Nov 10, 10:35 AM CST, 55 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 110400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1035 AM CST TUE NOV 10 1998 ...TORNADO WATCH IS IN EFFECT FOR PARTS OF MISSISSIPPI UNTIL 3 PM CST... A STRONG COLD FRONT HAS MOVED INTO MISSISSIPPI AND TRIGGERED SCATTERED SHOWERS AND THUNDERSTORMS. WITH THE AIRMASS OVER THE REGION EXTREMELY UNSTABLE...SEVERE THUNDERSTORMS DEVELOPED ACROSS THE WESTERN HALF OF THE FORECAST AREA THIS MORNING. ADDITIONAL SEVERE THUNDERSTORMS WILL DEVELOP AHEAD OF AND ALONG THE FRONTAL BOUNDARY AS IT MOVES EAST THROUGH THE AFTERNOON. AS ADDITIONAL STORMS DEVELOP ACROSS THE EASTERN HALF OF MISSISSIPPI...DAMAGING WINDS...LARGE HAIL...FREQUENT LIGHTNING...AND PERIODS OF HEAVY RAINFALL MAY DEVELOP. TORNADOES ARE ALSO POSSIBLE. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY MANAGEMENT PERSONNEL WILL BE REQUIRED THROUGH THIS EVENING. MORE INFORMATION CAN BE FOUND AT OUR WEB SITE AT: HTTP://WWW.JANNWS.STATE.MS.US/ (IN LOWER CASE LETTERS)
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 10, 6:30 AM CST | Severe Thunderstorm Warning | JAN | Bolivar | 45 min |
| Nov 10, 7:20 AM CST | Severe Thunderstorm Warning | JAN | Issaquena, Washington | 50 min |
| Nov 10, 7:44 AM CST | Tornado Warning | JAN | Humphreys, Sharkey | 31 min |
| Nov 10, 8:07 AM CST | Severe Thunderstorm Warning | JAN | Holmes | 48 min |
| Nov 10, 8:14 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 31 min |
| Nov 10, 8:23 AM CST | Severe Thunderstorm Warning | JAN | Carroll, Grenada, Montgomery | 47 min |
| Nov 10, 8:33 AM CST | Tornado Warning | JAN | Attala | 47 min |
| Nov 10, 8:42 AM CST | Severe Thunderstorm Warning | JAN | Adams | 48 min |
| Nov 10, 8:44 AM CST | Severe Thunderstorm Warning | JAN | Madison | 51 min |
| Nov 10, 8:49 AM CST | Tornado Warning | JAN | Madison | 36 min |
| Nov 10, 8:57 AM CST | Severe Thunderstorm Warning | JAN | Choctaw | 48 min |
| Nov 10, 9:07 AM CST | Severe Thunderstorm Warning | JAN | Webster | 48 min |
| Nov 10, 9:15 AM CST | Severe Thunderstorm Warning | JAN | Leake | 50 min |
| Nov 10, 9:19 AM CST | Severe Thunderstorm Warning | JAN | Hinds | 51 min |
| Nov 10, 9:24 AM CST | Severe Thunderstorm Warning | JAN | Oktibbeha, Winston | 51 min |
| Nov 10, 9:24 AM CST | Severe Thunderstorm Warning | JAN | Clay | 51 min |
| Nov 10, 9:26 AM CST | Severe Thunderstorm Warning | JAN | Rankin | 49 min |
| Nov 10, 9:29 AM CST | Severe Thunderstorm Warning | JAN | Madison | 46 min |
| Nov 10, 10:22 AM CST | Severe Thunderstorm Warning | JAN | Lowndes | 48 min |
| Nov 10, 10:47 AM CST | Severe Thunderstorm Warning | JAN | Scott, Smith | 48 min |
| Nov 10, 11:04 AM CST | Severe Thunderstorm Warning | JAN | Lawrence, Simpson | 46 min |
| Nov 10, 12:13 PM CST | Severe Thunderstorm Warning | JAN | Jones | 47 min |
| Nov 10, 12:23 PM CST | Severe Thunderstorm Warning | JAN | Lamar | 52 min |
| Nov 10, 12:31 PM CST | Severe Thunderstorm Warning | JAN | Forrest | 49 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1998Every severe thunderstorm warning in 1998
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.