Alert archive / Mississippi / Tornado Warnings in 1989
Tornado Warning 2, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Feb 20, 1989, 8:10 PM CST for Clay County, Mississippi. It was in force for 50 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
- Feb 20, 1989, 8:10 PM CST (02:10 UTC)
- Expired
- Feb 20, 1989, 9:00 PM CST
- In force
- 50 min
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Clay 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 20, 8:30 PM CST | Thunderstorm Wind 0 | Clay, 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 00:00Z, 2.2 hours before the alert went out and 169 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
- 3593 m above ground
- 0-6 km bulk shear
- 88 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 183 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 tornado 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 20, 4:41 PM CST, 3 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 435 PM CST MON FEB 20 1989 AT 430 PM CST NATIONAL WEATHER SERVICE RADAR SHOWED ISOLATED HEAVY RAINSHOWERS IN NORTHERN MISSISSIPPI. THIS ACTIVITY WAS OCCURING FROM NORTH OF BATESVILLE TO SOUTHWEST OF CORINTH. WIDESPREAD LIGHT RAIN COVERED A LARGE PORTION OF NORTH MISSISSIPPI AND WESTERN TENNESSEE. THIS SHOWER ACTIVITY WAS MOVING TO THE NORTHEAST AT 25 MILES AN HOUR. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFROMATION.
Special weather statement, Feb 20, 5:39 PM CST, 2 hours 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 535 PM CST MON FEB 20 1989 AT 530 PM CST NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF VERY HEAVY THUNDERSTORMS OCCURING FROM SOUTHWEST OF OXFORD TO NORTHWEST OF RIPLEY. THESES THUNDERSTORMS WERE MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR. THESE THUNDERSTORMS CAN PRODUCE BRIEF PERIODS OF HEAVY RAIN...GUSTY WIND AND POSSIBLE SMALL HAIL. PERSONS IN NORTHERN MISSISSIPPI SHOULD REMAIN WEATHER ALERT AND BE PREPARED TO TAKE ACTION SHOULD THREATENING WEATHER APPROACH. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFROMATION.
Special weather statement, Feb 20, 6:28 PM CST, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 630 PM CST MON FEB 20 1989 AT 250 PM CST NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF VERY HEAVY THUNDERSTORMS OCCURING FROM EAST OF OXFORD TO SOUTH OF NEW ALBANY TO BOONEVILLE. THESE THUNDERSTORMS WERE MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR. THESE THUNDERSTORMS CAN PRODUCE BRIEF PERIODS OF HEAVY RAIN...GUSTY WIND AND POSSIBLE SMALL HAIL. PERSONS IN NORTHERN MISSISSIPPI SHOULD REMAIN WEATHER ALERT AND BE PREPARED TO TAKE ACTION SHOULD THREATENING WEATHER APPROACH. STAY TUNED TO THIS STATION FOR THE LATEST WEATHER INFROMATION.
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 8:00 PM CST | Tornado Warning | MEG | Oktibbeha | 30 min |
| Feb 20, 8:50 PM CST | Tornado Warning | MEG | Monroe | 70 min |
| Feb 20, 9:10 PM CST | Tornado Warning | MEG | Itawamba | 50 min |
| Feb 20, 10:00 PM CST | Flash Flood Warning | MEG | Lee | 5 hr |
| Feb 21, 2:30 AM CST | Flash Flood Warning | MEG | Lee | 4 hr |
Nearby
Tornado Warnings in Mississippi, 1989Every tornado warning in 1989Tornadoes in 1989
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.