Alert archive / Louisiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 115, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 7, 1998, 4:13 PM CST for Concordia Parish, Louisiana. It was in force for 47 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
- Mar 7, 1998, 4:13 PM CST (22:13 UTC)
- Expired
- Mar 7, 1998, 5:00 PM CST
- In force
- 47 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Concordia Parish, LA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 7, 12:30 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
| Mar 7, 3:30 PM CST | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.2 hours before the alert went out and 176 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
- 2 J/kg
- Mixed-layer CIN
- -286 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 281 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 7, 11:10 AM CST, 5 hours 3 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-080400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1110 AM CST SAT MAR 7 1998 ...SEVERE THUNDERSTORM WATCH 84 HAS EXPIRED... ...ADDITIONAL WEATHER WATCHES LIKELY LATER TODAY... A LARGE AREA OF RAIN AND A FEW THUNDERSTORMS CONTINUED MOVING TOWARD THE NORTHEAST ACROSS MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST ARKANSAS. MOST OF THE THUNDERSTORMS HAVE TENDED TO WEAKEN SLIGHTLY LATE THIS MORNING AND THE SEVERE THUNDERSTORM WATCH HAS BEEN ALLOWED TO EXPIRE FOR NOW. AS THE AIRMASS BECOMES EVEN MORE UNSTABLE LATER TODAY... ADDITIONAL SEVERE WEATHER WATCHES ARE EXPECTED. A STRONG JET STREAM COMBINING WITH MOIST UNSTABLE AIR WILL FUEL THE REDEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS FROM MID AFTERNOON THROUGH TONIGHT. THE MAIN THREAT FROM THE LATER STORMS WILL BE DAMAGING WINDS AND LARGE HAIL HOWEVER...A FEW TORNADOES ARE ALSO POSSIBLE. RESIDENTS IN THE ARKLAMS REGION SHOULD STAY TUNED FOR LATER STATEMENTS ...WATCHES AND WARNINGS AS THIS IS POTENTIALLY A VERY DANGEROUS SYSTEM. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY OFFICIALS WILL AGAIN BE REQUIRED THROUGH TONIGHT. FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT: HTTP//WWW.JANNWS.STATE.MS.US (IN SMALL CASE LETTERS)
Special weather statement, Mar 7, 11:10 AM CST, 5 hours 3 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-080400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1110 AM CST SAT MAR 7 1998 ...SEVERE THUNDERSTORM WATCH 84 HAS EXPIRED... ...ADDITIONAL WEATHER WATCHES LIKELY LATER TODAY... A LARGE AREA OF RAIN AND A FEW THUNDERSTORMS CONTINUED MOVING TOWARD THE NORTHEAST ACROSS MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST ARKANSAS. MOST OF THE THUNDERSTORMS HAVE TENDED TO WEAKEN SLIGHTLY LATE THIS MORNING AND THE SEVERE THUNDERSTORM WATCH HAS BEEN ALLOWED TO EXPIRE FOR NOW. AS THE AIRMASS BECOMES EVEN MORE UNSTABLE LATER TODAY... ADDITIONAL SEVERE WEATHER WATCHES ARE EXPECTED. A STRONG JET STREAM COMBINING WITH MOIST UNSTABLE AIR WILL FUEL THE REDEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS FROM MID AFTERNOON THROUGH TONIGHT. THE MAIN THREAT FROM THE LATER STORMS WILL BE DAMAGING WINDS AND LARGE HAIL HOWEVER...A FEW TORNADOES ARE ALSO POSSIBLE. RESIDENTS IN THE ARKLAMS REGION SHOULD STAY TUNED FOR LATER STATEMENTS ...WATCHES AND WARNINGS AS THIS IS POTENTIALLY A VERY DANGEROUS SYSTEM. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY OFFICIALS WILL AGAIN BE REQUIRED THROUGH TONIGHT. FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT: HTTP//WWW.JANNWS.STATE.MS.US (IN SMALL CASE LETTERS)
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 10:30 PM CST | Severe Thunderstorm Warning | JAN | Neshoba | 45 min |
| Mar 6, 10:39 PM CST | Severe Thunderstorm Warning | JAN | Winston | 51 min |
| Mar 6, 11:20 PM CST | Severe Thunderstorm Warning | JAN | Oktibbeha | 55 min |
| Mar 7, 12:25 AM CST | Severe Thunderstorm Warning | JAN | Warren | 50 min |
| Mar 7, 2:00 AM CST | Severe Thunderstorm Warning | JAN | Leflore | 45 min |
| Mar 7, 3:09 AM CST | Severe Thunderstorm Warning | JAN | Copiah | 51 min |
| Mar 7, 3:52 AM CST | Severe Thunderstorm Warning | JAN | Simpson | 53 min |
| Mar 7, 4:10 AM CST | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis | 50 min |
| Mar 7, 4:25 AM CST | Severe Thunderstorm Warning | JAN | Smith | 50 min |
| Mar 7, 4:35 AM CST | Severe Thunderstorm Warning | JAN | Franklin, Lincoln | 40 min |
| Mar 7, 4:40 AM CST | Severe Thunderstorm Warning | JAN | Lamar | 50 min |
| Mar 7, 4:51 AM CST | Severe Thunderstorm Warning | JAN | Forrest | 54 min |
| Mar 7, 5:01 AM CST | Severe Thunderstorm Warning | JAN | Lawrence, Simpson | 44 min |
| Mar 7, 5:20 AM CST | Severe Thunderstorm Warning | JAN | Franklin | 40 min |
| Mar 7, 5:28 AM CST | Severe Thunderstorm Warning | JAN | Simpson | 47 min |
| Mar 7, 5:51 AM CST | Severe Thunderstorm Warning | JAN | Lincoln | 54 min |
| Mar 7, 6:11 AM CST | Severe Thunderstorm Warning | JAN | Hinds | 49 min |
| Mar 7, 6:28 AM CST | Severe Thunderstorm Warning | JAN | Warren | 47 min |
| Mar 7, 6:43 AM CST | Severe Thunderstorm Warning | JAN | Madison, Rankin | 47 min |
| Mar 7, 7:02 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 43 min |
| Mar 7, 7:23 AM CST | Severe Thunderstorm Warning | JAN | Issaquena | 52 min |
| Mar 7, 7:51 AM CST | Severe Thunderstorm Warning | JAN | Sharkey | 24 min |
| Mar 7, 10:43 AM CST | Severe Thunderstorm Warning | JAN | Adams | 47 min |
| Mar 7, 11:20 AM CST | Severe Thunderstorm Warning | JAN | Franklin | 25 min |
| Mar 7, 12:35 PM CST | Severe Thunderstorm Warning | JAN | Lincoln | 40 min |
| Mar 7, 12:40 PM CST | Severe Thunderstorm Warning | JAN | Claiborne, Jefferson | 50 min |
| Mar 7, 12:49 PM CST | Tornado Warning | JAN | Jefferson | 41 min |
| Mar 7, 1:04 PM CST | Severe Thunderstorm Warning | JAN | Franklin | 26 min |
| Mar 7, 12:40 AM CST | Severe Thunderstorm Warning | JAN | Morehouse | 50 min |
| Mar 7, 5:39 AM CST | Severe Thunderstorm Warning | JAN | Catahoula | 51 min |
| Mar 7, 6:37 AM CST | Severe Thunderstorm Warning | JAN | Franklin, Madison | 53 min |
| Mar 7, 6:59 AM CST | Severe Thunderstorm Warning | JAN | East Carroll | 46 min |
| Mar 7, 7:42 AM CST | Severe Thunderstorm Warning | JAN | Franklin, Richland | 48 min |
| Mar 7, 11:31 AM CST | Severe Thunderstorm Warning | JAN | Catahoula | 44 min |
| Mar 7, 11:57 AM CST | Severe Thunderstorm Warning | JAN | Tensas | 48 min |
| Mar 7, 12:06 PM CST | Severe Thunderstorm Warning | JAN | Concordia | 39 min |
| Mar 7, 12:48 AM CST | Severe Thunderstorm Warning | JAN | Ashley, Chicot | 42 min |
| Mar 7, 8:35 AM CST | Severe Thunderstorm Warning | JAN | Ashley | 40 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 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.