Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 166, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 2, 1990, 5:21 PM CDT for Newton County, Mississippi. It was in force for 69 min. 1 report 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
- Jul 2, 1990, 5:21 PM CDT (22:21 UTC)
- Expired
- Jul 2, 1990, 6:30 PM CDT
- In force
- 69 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Newton 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 |
|---|---|---|---|
| Jul 2, 5:30 PM CDT | Thunderstorm Wind 0 | Newton, 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, 10.4 hours before the alert went out and 91 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
- 1248 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1081 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMEI 022222 SVRMEI MSC101-022330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MERIDIAN MS 521 PM CDT MON JUL 2 1990 THE NATIONAL WEATHER SERVICE IN MERIDIAN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL MISSISSIPPI ...NEWTON COUNTY AT 516 PM CDT MERIDIAN WEATHER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES NORTH OF DECATUR MISSISSIPPI MOVING SOUTH AT 25 MPH. THIS STORM HAS A HISTORY OF PRODUCING SEVERE WEATHER. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
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, Jul 2, 2:40 PM CDT, 2 hours 41 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-012035- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 235 PM CDT MON JUL 2 1990 SEVERE THUNDERSTORM WATCH NUMBER 582 REMAINS IN EFFECT UNTIL 8 PM FOR MUCH OF NORTHERN AND EAST-CENTRAL MISSISSIPPI. AT 230 PM JACKSON RADAR SHOWED A SEVERE THUNDERSTORM IN LOWNDES COUNTY JUST TO THE WEST OF COLUMBUS AND ANOTHER SEVERE THUNDERSTORM JUST INTO ALABAMA 15 MILES EAST OF COLUMBUS MISSISSIPPI. OTHER SCATTERED VERY STRONG THUNDERSTORMS WERE DEVELOPING ALONG A STATIONARY FRONT THAT EXTENDED FROM MEMPHIS TENNESSEE TO MONTGOMERY ALABAMA. THE THUNDERSTORMS WERE MOVING SOUTH4EAST ALONG THE FRONT AT 20 MILES AN HOUR.
Special weather statement, Jul 2, 3:28 PM CDT, 1 hour 53 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-022135- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 330 PM CDT MON JUL 2 1990 SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN AND EAST-CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 8PM. AT 330 PM SCATTERED VERY STRONG THUNDERSTORMS WERE INDICATED ACROSS NORTH AND EAST CENTRAL MISSISSIPPI...GENERALLY IN A 50 MILE WIDE BAND FROM TUNICA TO COLUMBUS TO SELMA ALABAMA. A SEVERE THUNDERSTORM WAS OCCURRING OVER SOUTHWEST LOWNDES COUNTY AND NORTHERN NOXUBEE COUNTY 10 MILES NORTH OF MACON. ANOTHER VERY STRONG THUNDERSTORM WAS INDICATED 15 MILES NORTHWEST OF WEST POINT DMISSISSIPPI. ALL THESE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH.
Special weather statement, Jul 2, 3:44 PM CDT, 1 hour 37 minutes before
MSZ009-012-ALZ008-013-022130-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
330 PM CDT MON JUL 2 1990
SEVERE THUNDERSTORM WARNING IN EFFECT FOR NOXUBEE COUNTY UNTIL
400 PM CDT.
SEVERE THUNDERSTORM WATCH NUMBER 582 IN EFFECT UNTIL 800 PM CDT.
AT 330 PM CDT MERIDIAN RADAR INDICATED AN AREA OF THUNDERSTORMS
EXTENDED ALONG AND NORTH OF A LINE FROM GRENADA TO LOUISVILLE
MISSISSIPPI TO DEMOPOLIS TO MILLERS FERRY ALABAMA. THE
THUNDERSTORMS WERE MOVING SOUTH AT 20 MPH.
PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD BE ALERT FOR
THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS. <<
YLocal storm report, Jul 2, 3:54 PM CDT, 1 hour 27 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
350 PM CDT MON JUL 2 1990
335 PM CDT...NOXUBEE COUNTY C. D. DIRECTOR REPORTED TREES
DOWN WEST OF BROOKSVILLE AND 14 MILES WEST OF
g MACON IN NOXUBEE COUNTY MISSISSIPPI.Special weather statement, Jul 2, 4:37 PM CDT, 44 minutes before
MSZALL-ARZ014>016-LAZ002-003-004-006-009-010-013- ALZ004-008-013-016-022135- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 425 PM CDT MON JUL 2 1990 SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN AND EAST-CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 8PM. AT 425 PM SCATTERED VERY STRONG THUNDERSTORMS WERE INDICATED ACROSS EAST CENTRAL MISSISSIPPI...GENERALLY IN A 50 MILE WIDE BAND FROM EUPORA TO PHILADELPHIA. A VERY STRONG THUNDERSTORM WAS OCCURRING OVER SOUTHWEST LOWNDES COUNTY AN NORTHERN NOXUBEE COUNTY 10 MILES NORTH OF MACON. ANOTHER VERY STRONG THUNDERSTORM WAS INDICATED 15 MILES WEST OF WEST POINT MISSISSIPPI. ALL THESE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 20 MPH.
Local storm report, Jul 2, 4:38 PM CDT, 43 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MERIDIAN MS
430 PM CDT MON JUL 2 1990
407 PM CDT...WINSTON COUNTY C. D. DIR REPORTED TREES DOWN ON
18 WHEELER JUST EAST OF LOUISVILLE IN WINSTON
COUNTY MISSISSIPPI.The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 3:04 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 56 min |
| Jul 2, 4:00 PM CDT | Severe Thunderstorm Warning | JAN | Winston | 60 min |
| Jul 2, 4:25 PM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 65 min |
| Jul 2, 5:26 PM CDT | Severe Thunderstorm Warning | JAN | Leake, Scott | 49 min |
| Jul 2, 6:53 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 52 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.