Alert archive / Louisiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 3, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jan 12, 1998, 1:36 AM CST for Concordia Parish, Tensas Parish, Louisiana. It was in force for 39 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
- Jan 12, 1998, 1:36 AM CST (07:36 UTC)
- Expired
- Jan 12, 1998, 2:15 AM CST
- In force
- 39 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Concordia Parish, LA, Tensas 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 |
|---|---|---|---|
| Jan 11, 11:30 PM CST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 7.6 hours before the alert went out and 149 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1896 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 236 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
409 WUUS1 KJAN 120739 RRA SVRJAN LAC029-107-120815- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 136 AM CST MON JAN 12 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 215 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST LOUISIANA ...CONCORDIA PARISH...TENSAS PARISH AT 135 AM RADAR INDICATED A SEVERE THUNDERSTORM JUST 3 MILES NORTHEAST OF FERRIDAY, LOUISIANA. IT WAS MOVING NORTHEAST AT 40 MILES AN HOUR. IT WILL AFFECT THE AREAS OF LAKE ST. JOHN...AS WELL AS WATER PROOF IN SOUTHERN TENSAS PARISH BY 205 AM. SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. < 69
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, Jan 11, 11:40 PM CST, 1 hour 56 minutes before
ARZ074-075-LAZ007>009-015-016-120630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1140 PM CST SUN JAN 11 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 13 HAS BEEN CANCELLED... RAIN AND THUNDERSTORMS HAVE OVERSPREAD THE AREA BRINGING THE THREAT OF SEVERE THUNDERSTORMS TO AN END. HOWEVER...LOCALLY HEAVY RAINS WILL CONTINUE IN THE ARKLAMS REGION THROUGH THE EARLY MORNING HOURS DIMINISHING BY DAYBREAK. FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET SITE ON THE WORLDWIDE WEB AT HTTP://WWW.JANNWS.STATE.MS.US
Special weather statement, Jan 11, 11:40 PM CST, 1 hour 56 minutes before
ARZ074-075-LAZ007>009-015-016-120630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1140 PM CST SUN JAN 11 1998 ...SEVERE THUNDERSTORM WATCH NUMBER 13 HAS BEEN CANCELLED... RAIN AND THUNDERSTORMS HAVE OVERSPREAD THE AREA BRINGING THE THREAT OF SEVERE THUNDERSTORMS TO AN END. HOWEVER...LOCALLY HEAVY RAINS WILL CONTINUE IN THE ARKLAMS REGION THROUGH THE EARLY MORNING HOURS DIMINISHING BY DAYBREAK. FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET SITE ON THE WORLDWIDE WEB AT HTTP://WWW.JANNWS.STATE.MS.US
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.