Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 12, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Feb 3, 1990, 4:28 PM CST for Jasper County, Mississippi. It was in force for 32 min. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 3, 1990, 4:28 PM CST (22:28 UTC)
- Expired
- Feb 3, 1990, 5:00 PM CST
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Jasper County, MS
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 3, 4:30 PM CST | Thunderstorm Wind 0 | Jasper, MS | |
| Feb 3, 4:45 PM CST | Thunderstorm Wind 0 | Jasper, MS | |
| Feb 3, 5:00 PM CST | Thunderstorm Wind 0 | Jasper, MS |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.5 hours before the alert went out and 96 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
- 152 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 676 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 314 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
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, Feb 3, 2:51 PM CST, 1 hour 37 minutes before
MSZ013-031800- SPECIAL WEATHER STATEMENT...AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 240 PM CST SAT FEB 3 1990 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 8 PM CST... AT 230 PM CST...JACKSON RADAR INDICATED A LINE OF STRING THUNDERSTORMS FROM JUST NORTH OF PORT GIBSON...TO YAZOO CITY. THE STRONGEST THUNDER- STORMS WERE LOCATED 5 MILES NORTHWEST OF EDWARDS...AND NEAR YAZOO CITY. THESE THUNDERSTORMS ARE LIKELY TO PRODUCE STRONG GUSTY WIND...VERY HEABY RAIN...AND SOME SMALL HAIL AS THEYD MOVE NORTHEAST AT 40 TO 45 MPH.
Special weather statement, Feb 3, 3:03 PM CST, 1 hour 25 minutes before
MSZ013-031800- SPECIAL WEATHER STATEMENT...AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 300 PM CST SAT FEB 3 1990 ...SEVERE THUNDERSTORM WATCH NUMER 16 IS IN EFFECT UNTIL 8 PM CST... AT 250 PM CST...JACKSON RADAR INDICATED A LINE OF SHOWERS AND THUNDER- STORMS FROM JUST EAST OF FAYETTE TO NEAR WINONA. WITHIN THE LINE... STRONGEST THUNDERSTORMS WERE LOCATED JUST NORTH OF EDWARDS...10 MILES NORTHEAST OF FLORA...AND 5 MILES EAST OF YAZOO CITY. THESE THUNDERSTORMS ARE LIKELY TO PRODUCE STRONG GUSTY WIND...AS WELL AS VERY HEAVY RAIN...AND SOME SMALL HAIL.
Special weather statement, Feb 3, 3:08 PM CST, 1 hour 20 minutes before
MSZ013-031800- SPECIAL WEATHER STATEMENT...AND RADAR SUMMARY .....CORRECTION NATIONAL WEATHER SERVICE JACKSON MS 300 PM CST SAT FEB 3 1990 ...SEVERE THUNDERSTORM WATCH NUMER 16 IS IN EFFECT UNTIL 8 PM CST... AT 250 PM CST...JACKSON RADAR INDICATED A LINE OF SHOWERS AND THUNDER- STORMS FROM JUST EAST OF FAYETTE TO NEAR WINONA. WITHIN THE LINE... STRONGEST THUNDERSTORMS WERE LOCATED JUST NORTH OF EDWARDS...10 MILES NORTHEAST OF FLORA...AND 5 MILES EAST OF YAZOO CITY. THESE THUNDERSTORMS ARE LIKELY TO PRODUCE STRONG GUSTY WIND AS WELL AS VERY HEAVY RAIN...AND SOME SMALL HAIL AS THEY MOVE NORTHEAST AT 45 MPH.
Special weather statement, Feb 3, 3:26 PM CST, 1 hour 2 minutes before
MSZ013-031800- SPECIAL WEATHER STATEMENT...AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 330 PM CST SAT FEB 3 1990 ...SEVERE THUNDERSTORM WATCH NUMER 16 IS IN EFFECT UNTIL 8 PM CST... AT 325 PM CST...JACKSON RADAR INDICATED A LINE OF SHOWERS AND THUNDER- STORMS FROM 15 MILES SOUTHEAST OF PORT GIBSON TO NEAR PICKENS. STRONGEST THUNDERSTORMS WERE LOCATED JUST 5 MILES SDUTH OF UTICA...AND NEAR PICKENS. A STRONG THUNDERSTORM WAS ALSO LO;CATED 5 MILES SOUTH OF PRENTISS IN JEFFERSON DAVIS COUNTY. ANY OF THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WIND...HEAVY RAIN ...AND SOME SMALL HAIL AS THEY MOVE NORTHEAST AT 45 MPH.
Special weather statement, Feb 3, 3:56 PM CST, 32 minutes before
MSZALL-032230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 355 PM CST SAT FEB 3 1990 ...SEVERE THUNDERSTORM WATCH 16 NO LONGER IN EFFECT WEST OF A OXFORD TO VICKSBURG LINE... AT 350 PM...A LARGE AREA OF RAIN WITH EMBEDDED THUNDERSTORMS CONTINUED TO MOVE NORTHEASTWARD ACROSS WESTERN AND CENTRAL MISSISSIPPI. SEVERE THUNDERSTORM WATCH 16 IS NO LONGER IN EFFECT WEST OF A OXFORD TO VICKSBURG LINE...BUT REMAINS IN EFFECT UNTIL 8 PMY ELSEWHERE OVER MISSISSIPPI. IT APPEARS THE GREATEST THREAT OF SEVERE WEATHER IS SHIFTING INTO THE EASTERN SECTIONS OF THE STATE. MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR.
Special weather statement, Feb 3, 4:14 PM CST, 14 minutes before
MSZALL-032230- SPECIAL WEATHER STATEMENT...AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 410 PM CST SAT FEB 3 1990 ...SEVERE THUNDERSTORM WATCH 16 NO LONGER IN EFFECT WEST OF A OXFORD TO VICKSBURG LINE...BUT REMAINS IN EFFECT ELSEWHERE UNTIL 8 PM. AT 405 PM...A LARGE AREA OF RAIN WITH EMBEDDED THUNDERSTORMS CONTINUED TO MOVE NORTHEAST ACROSS CENTRAL...SOUTHERN...AND PORTIONS OF OUR NORTH- EAST COUNTIES. STRONGEST THUNDERSTORMS WERE LoOCATED OVER JACKSON...NEAR TAYLORSVILLE NEAR CARTHAGE AND NEAR PHILADELPHIA. MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 7:51 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 39 min |
| Feb 2, 8:06 PM CST | Severe Thunderstorm Warning | JAN | Issaquena | 39 min |
| Feb 2, 8:24 PM CST | Severe Thunderstorm Warning | JAN | Hinds | 36 min |
| Feb 2, 8:34 PM CST | Severe Thunderstorm Warning | JAN | Sunflower | 26 min |
| Feb 2, 8:45 PM CST | Severe Thunderstorm Warning | JAN | Washington | 30 min |
| Feb 2, 9:07 PM CST | Severe Thunderstorm Warning | JAN | Leflore | 38 min |
| Feb 2, 9:16 PM CST | Severe Thunderstorm Warning | JAN | Hinds | 29 min |
| Feb 2, 9:31 PM CST | Tornado Warning | JAN | Leflore, Tallahatchie | 29 min |
| Feb 2, 9:53 PM CST | Tornado Warning | JAN | Grenada | 37 min |
| Feb 2, 10:27 PM CST | Tornado Warning | JAN | Yalobusha | 33 min |
| Feb 2, 10:33 PM CST | Flash Flood Warning | JAN | Washington | 3 hr |
| Feb 2, 10:47 PM CST | Tornado Warning | JAN | Calhoun | 28 min |
| Feb 2, 11:26 PM CST | Severe Thunderstorm Warning | JAN | Bolivar | 34 min |
| Feb 3, 4:21 PM CST | Tornado Warning | JAN | Kemper, Neshoba, Noxubee, Winston | 54 min |
| Feb 3, 4:55 PM CST | Severe Thunderstorm Warning | JAN | Lamar, Marion | 35 min |
| Feb 3, 4:57 PM CST | Severe Thunderstorm Warning | JAN | Clarke | 48 min |
| Feb 3, 5:15 PM CST | Severe Thunderstorm Warning | JAN | Kemper | 45 min |
| Feb 3, 5:19 PM CST | Severe Thunderstorm Warning | JAN | Newton | 41 min |
| Feb 3, 5:25 PM CST | Severe Thunderstorm Warning | JAN | Lauderdale | 50 min |
| Feb 3, 5:57 PM CST | Severe Thunderstorm Warning | JAN | Jasper | 48 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.