Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 46, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jun 9, 1990, 4:31 PM CDT for Marshall County, Mississippi. It was in force for 29 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
- Jun 9, 1990, 4:31 PM CDT (21:31 UTC)
- Expired
- Jun 9, 1990, 5:00 PM CDT
- In force
- 29 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Marshall 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 |
|---|---|---|---|
| Jun 9, 4:45 PM CDT | Thunderstorm Wind 0 | Marshall, 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
Little Rock, AR (KLZK), launched 12:00Z, 9.5 hours before the alert went out and 42 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
- 3603 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 94 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 KMEM 092132 SVRMEM MSC093-092200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MEMPHIS TN 431 PM CDT SAT JUN 9 1990 THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST MISSISSIPPI ...NORTHERN MARSHALL COUNTY AT 430 PM WEATHER RADAR INDICATED THE SEVERE THUNDERSTORM THAT HAD BEEN OVER FAYETTE COUNTY TENNESSEE WAS MOVING INTO NORTHERN MARSHALL COUNTY MISSISSIPPI. THIS SEVERE THUNDERSTORM WILL CAUSE LARGE HAIL AND POSSIBLY FLOOD PRODUCING RAIN AS IT MOVES ACROSS NORTHERN MARSHALL COUNTY BETWEEN BYHALIA AND SLAYDEN. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jun 9, 1:37 PM CDT, 2 hours 54 minutes before
MSZ004-005-092045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 137 PM CDT SAT JUN 9 1990 AT 130 PM CDT NATIONAL WEATHER SERVICE SHOWED THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN DEVELOPING ACROSS NORTH MISSISSIPPI. THUNDERSTORMS ARE EXPECTED TO CONTINUE DEVELOPING AND MOVING ACROSS NORTHEAST MISSISSIPPI THIS AFTERNOON. SOME OF THESE STORMS WILL BE CAPABLE OF PRODUCING VERY HEAVY RAIN...STRONG GUSTY WIND...FREQUENT LIGHNING STRIKES AND POSSIBLE HAIL. YOU SHOULD STAY ALERT AND BE PREPARED TO SEEK A SAFE SHELTER IF THREATENING WEATHER APPROACHES. ALSO SOME OF THESE STORMS WILL CAUSE PONDING OF WATER ON STREETS AND ROADWAYS. IF YOU ARE DRIVING IN NORTHEAST MISSISSIPPI THIS AFTERNOON YOU ARE URGED TO USE EXTRA CAUTION IN THE VICINTIY OF THUNDERSTORMS. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION. NNNN
Special weather statement, Jun 9, 2:51 PM CDT, 1 hour 40 minutes before
MSZ004-005-092100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 251 PM CDT SAT JUN 9 1990 ...SEVERE THUNDERSTORM WATCH NUMBER 428 IN EFFECT FOR MUCH OF NORTH MISSISSIPPI UNTIL 900 PM CDT THIS SATURDAY AFTERNOO AND EVENING. AT 245 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS TO BE SCATTERED OVER NORTH MISSISSIPPI WITH THE STRONGEST STORMS MOVING ACROSS NORTHERN BENTON COUNTY. ANOTHER AREA OF STRONG THUNDERSTORMS EXTENDED ACROSS NORTHEAST ARKANSAS INTO NORTHWEST TENNESSEE. THIS AREA WAS MOVING SOUTHEAST WHILE INDIVIDUAL STORMS WERE MOVING EAST AT 25 MILES AN HOUR. THESE STORMS THIS AFTERNOON AND EARLY EVENING WILL BE CAPABLE OF PRODUCING VERY HEAVY RAIN...VERY STRONG GUSTY WINDS...FREQUENT LIGHTNING STRIKES AND POSSIBLE LARGE HAIL AS THEY MOVE ACROSS NORTHEAST MISSISSIPPI. YOU ARE URGED TO STAY ALERT AND BE PREPARED TO SEEK A SAFE SHELTER IF THREATENING WEATHER APPROACHES. THESE STORMS WILL ALSO CAUSE PONDING OF WATER ON STREET AND ROADWAYS. IF YOU ARE DRIVING IN NORTHEAST MISSISSIPPI THIS AFTERNOON YOU SHOULD USE EXTRA CAUTION IN THE VICINITY OF THUNDERSTORMS. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION. NNNN
Special weather statement, Jun 9, 3:47 PM CDT, 44 minutes before
MSZ004-005-092145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 347 PM CDT SAT JUN 9 1990 ...SEVERE THUNDERSTORM WATCH NUMBER 428 REMAINS IN EFFECT FOR MUCH OF NORTH MISSISSIPPI UNTIL 900 PM CDT THIS SATURDAY EVENING... AT 340 PM CDT NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS MOVING ACROSS SOUTHEAST PRENTISS...SOUTHERN TISHOMINGO AND NORTHEAST ITAWAMBA COUNTIES OF NORTHEAST MISSISSIPPI. THESE STORMS WERE CAPABLE OF PRODUCING VERY HEAVY RAIN...STRONG GUSTY WIND...FREQUENT LIGHTNING AND LARGE HAIL. YOU SHOULD STAY ALERT AND BE PREPARED TO SEEK A SAFE SHELTER IF THREATENING WEATHER APPROACHES. A LINE OF VERY STRONG THUNDERSTORMS EXTENDED FROM NEAR MARIANNA ARKANSAS ACROSS EXTREME NORTHWEST MISSISSIPPI AND SOUTHWEST TENNESSEE TO BROWNSVILLE TENNESSEE IN HAYWOOD COUNTY. THIS LINE WAS DRIFTING SLOWLY SOUTHEAST WHILE INDIVIDUAL STORMS WERE MOVING EAST AT 25 MILES AN HOUR. THIS LINE OF THUNDERSTORMS WILL BE MOVING INTO NORTHEAST MISSISSIPPI BETWEEN 500 PM AND 700 PM THIS SATURDAY AFTERNOON. THESE STORMS WILL ALSO CAUSE PONDING OF WATER ON STREETS AND ROADWAYS. IF YOU ARE DRIVING IN NORTHEAST MISSISSIPPI THIS AFTERNOON YOU ARE URGED TO USE EXTkRA CAUTION IN THE VICINITY OF THUNDERSTORMS. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFORMATION. NNNN
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 4:20 PM CDT | Severe Thunderstorm Warning | MEG | Tunica | 25 min |
| Jun 9, 4:42 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tate | 33 min |
| Jun 9, 5:31 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette | 44 min |
| Jun 9, 6:17 PM CDT | Flash Flood Warning | MEG | Coahoma | 118 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.