Alert archive / Mississippi / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 15, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 13, 1987, 10:58 PM CDT for Warren County, Mississippi. It was in force for 47 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
- Apr 13, 1987, 10:58 PM CDT (03:58 UTC)
- Expired
- Apr 13, 1987, 11:45 PM CDT
- In force
- 47 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Warren 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 |
|---|---|---|---|
| Apr 13, 11:00 PM CDT | Thunderstorm Wind 55 | Warren, 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 00:00Z, 4.0 hours before the alert went out and 73 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
- 799 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 411 m²/s²
- 0-3 km storm-relative helicity
- 544 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 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, Apr 13, 5:57 PM CDT, 5 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 600 PM CDT MON APR 13 1987 A TORNADO WATCH IS IN EFFECT FOR MOST OF WESTERN MISSISSIPPI UNTIL 11 PM TONIGHT. A LINE OF STRONG THUNDERSTORMS IS CURRENTLY MOVING THROUGH THE DELTA. THE REST OF THE STATE IS ALSO EXPERIENCING RAIN AND SCATTERED THUNDERSTORMS. MISSISSIPPIANS SHOULD REMAIN WEATHER CONSCIOUS TONIGHT AND LISTEN FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.
Local storm report, Apr 13, 6:27 PM CDT, 4 hours 31 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
625 PM CDT MON APR 13 1987
512 PM CDT...WIND GUST TO 63 MPH AT GREENVILLE AIRPORT (GLH) IN
WASHINGTON COUNTY.
530 PM CDT...POWER LINE BLOWN DOWN IN SCOTT (BOLIVAR COUNTY).
535 PM CDT...LARGE TREE BLOWN DOWN IN SHAW (BOLIVAR COUNTY). ONLY
ONE TREE IN AREA. ALSO...PEA SIZE HAIL REPORTED AT CHOCTAW A
FEW MINUTES EARLIER.
<<Special weather statement, Apr 13, 6:40 PM CDT, 4 hours 18 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 640 PM CDT MON APR 13 1987 ...A TORNADO WATCH IS IN EFFECT FOR MOST OF WESTERN MISSISSIPPI UNTIL 11 PM TONIGHT... SCATTERED THUNDERSTORMS ARE OCCURRING ACROSS MOST OF MISSISSIPPI THIS EVENING. HOWEVER, THE MOST THREATENING STORMS ARE ALONG A LINE THAT IS CURRENTLY MOVING THROUGH LEFLORE...HUMPHREYS AND SHARKEY COUNTIES. OTHER STRONG STORMS ARE NEAR VICKSBURG AND EDWARDS. INDIVIDUAL STORMS ARE MOVING NORTHEAST AT 40 MPH WHILE THE LINE IN THE DELTA IS MOVING EAST AT 25 MPH. MISSISSIPPIANS SHOULD REMAIN WEATHER CONSCIOUS TONIGHT AND LISTEN FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Apr 13, 7:35 PM CDT, 3 hours 23 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 735 PM CDT MON APR 13 1987 ...A TORNADO WATCH IS IN EFFECT FOR MOST OF WESTERN MISSISSIPPI UNTIL 11 PM TONIGHT... SCATTERED SHOWERS AND THUNDERSTORMS ARE OCCURRING ACROSS MOST OF MISSISSIPPI THIS EVENING. THE STRONGEST STORM IS IN CARROLL COUNTY NEAR CARROLLTON. OTHER THUNDERSTORMS WITH HEAVY RAIN WERE LOCATED NEAR PICKENS IN HOLMES COUNTY...IN CENTRAL WARREN COUNTY AND NEAR PORT GIBSON. INDIVIDUAL STORMS ARE MOVING NORTHEAST AT 35 MPH. ALTHOUGH COVERAGE AND INTENSITIES HAVE DECREASED OVER MISSISSIPPI DURING THE PAST HOUR...THUNDERSTORMS HAVE REDEVELOPED OVER NORTHEASTERN LOUISIANA. THESE STO RMS HAVE DEVELOPED IN ADVANCE OF THE COLD FRONT WHICH HAD ENTERED NORTHWEST LOUISIANA. THUS...MISSISSIPPIANS SHOULD REMAIN WEATHER CONSCIOUS THIS EVENING AND LISTEN FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Apr 13, 8:38 PM CDT, 2 hours 20 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 835 PM CDT MON APR 13 1987 ...A TORNADO WATCH IS IN EFFECT FOR MOST OF WESTERN MISSISSIPPI UNTIL 11 PM TONIGHT... SCATTERED SHOWERS AND THUNDERSTORMS ARE OCCURRING ACROSS MOST OF MISSISSIPPI THIS EVENING. THE STRONGEST STORM WAS NEAR WOODVILLE IN WILKINSON COUNTY AT 830 PM. INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 35 MPH. THUNDERSTORM INTENSITY HAS DECREASED SIGNIFICANTLY OVER MISSISSIPPI DURING THE PAST TWO HOURS. HOWEVER..THUNDERSTORMS HAVE REDEVELOPED OVER EASTERN LOUISIANA. THESE STORMS HAVE DEVELOPED IN ADVANCE OF THE COLD FRONT WHICH IS MOVING THROUGH LOUISIANA. CONSEQUENTLY, THE THREAT +OF SEVERE WEATHER IS NOT OVER YET. MISSISSIPPIANS SHOULD REMAIN WEATHER CONSCIOUS AND LISTEN FOR FURTHER STATEMENTS.
Special weather statement, Apr 13, 9:48 PM CDT, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
945 PM CDT MON APR 13 1987
...TORNADO WATCH NUMBER 62 REMAINS IN EFFECT FOR MOST OF WESTERN
MISSISSIPPI UNTIL 11 PM TONIGHT...
AT 940 PM CDT A LINE OF STRONG THUNDERSTORMS EXTENDED THROUGH THE
EXTREME WESTERN PORTION OF THE DELTA SOUTHWARD THROUGH EXTREME EASTERN
LOUISIANA. THE STRONGEST STORMS IN MISSISSIPPI WERE LOCATED NEAR
GREENVILLE AND 10 MILES WEST OF ROLLING FORK.
OTHER STRONG THUNDERSTORMS WERE LOCATED IN NORTHEAST LOUISIANA NEAR
LAKE PROVIDENCE...BETWEEN DELHI AND TALLULAH...AND 10 MILES SOUTHEAST
OF WINNSBORO. THE LINE OF THUNDERSTORMS WAS MOVING TOWARD THE EAST
SOUTHEAST AT 25 MPH...AND THE STRONXG THUNDERSTORMS IN NORTHEAST
LOUISIANA WILL BE ENTERING WEST CENTRAL MISSISSIPPI DURING THE NEXT
HOUR.{}
RESIDENTS OF WESTERN MISSISSIPPI SHOULD REMAIN READY TO TAKE QUICK
ACTION IF THE WEATHER BECOMES THREATENING OR A WARNING IS ISSUED.The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 10:15 PM CDT | Tornado Warning | JAN | Claiborne, Warren | 45 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1987Every severe thunderstorm warning in 1987
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.