Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 532, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Nov 1, 1997, 12:28 PM CST for Kemper County, Mississippi. It was in force for 32 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
- Nov 1, 1997, 12:28 PM CST (18:28 UTC)
- Expired
- Nov 1, 1997, 1:00 PM CST
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Kemper County, MS
The radar
The Columbus AFB radar (KGWX), 130 km from the middle of the area, began a volume at 18:23 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 1, 12:30 PM CST | Hail 0.75 | Porterville, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 1, 10:30 AM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 6.5 hours before the alert went out and 143 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
- 1991 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 477 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 6.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 011828 RRA SVRJAN MSC069-011900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 1228 PM CST SAT NOV 1 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 100 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSISSIPPI ...EASTERN KEMPER COUNTY AT 1228 PM WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM CENTERED JUST WEST OF PORTERVILLE...MOVING EAST AT 25 MPH. THE STORM WILL MOVE OVER THE PORTERVILLE AREA THROUGH 1235 PM. LARGE HAIL IS LIKELY WITH THIS STORM. PEOPLE NEAR THE STORM SHOULD MOVE INSIDE A STRONG BUILDING AWAY FROM WINDOWS. DON'T USE TELEPHONES OR ELECDTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS DON'T DRIVE INTO WATER CROSSINGS. < 63
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, Nov 1, 10:40 AM CST, 1 hour 48 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-020400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1040 AM CST SAT NOV 1 1997 ...SEVERE THUNDERSTORM WATCH NUMBER 783 IN EFFECT FOR MUCH OF CENTRAL AND SOUTH MISSISSIPPI THROUGH 4 PM... THE SEVERE THUNDERSTORM WATCH IS GENERALLY ALONG AND SOUTH OF A GREENVILLE...GREENWOOD...COLUMBUS LINE AND NORTH OF A FORT ADAMS...MCCOMB...LEAKSEVILLE LINE. A STRONG COLD FRONT LOCATED FROM NEAR TUPELO AND EXTENDING SOUTHWEST TO GREENVILLE AND MONROE LOUISIANA WILL MOVE ACROSS THE STATE LATE THIS MORNING AND EARLY THIS AFTERNOON TRIGGERING SCATTERED TO NUMEROUS STRONG...POSSIBLY SEVERE THUNDERSTORMS. LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY THREAT WITH THUNDERSTORMS TODAY. GOLF BALL SIZE HAIL HAS BEEN REPORTED WITH THE MORE SEVERE STORMS OVER PORTIONS OF NORTH CENTRAL MISSISSIPPI THIS MORNING. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL BE REQUIRED TODAY AND EARLY THIS EVENING. FOR MORE WEATHER INFORMATION...PLEASE VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT - HTTP:/WWW.JANNWS.STATE.MS.US/ (IN LOWER CASE).
Special weather statement, Nov 1, 10:46 AM CST, 1 hour 42 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-020400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1040 AM CST SAT NOV 1 1997 ...SEVERE THUNDERSTORM WATCH NUMBER 783 IN EFFECT FOR MUCH OF CENTRAL AND SOUTH MISSISSIPPI THROUGH 4 PM... THE SEVERE THUNDERSTORM WATCH IS GENERALLY ALONG AND SOUTH OF A GREENVILLE...GREENWOOD...COLUMBUS LINE AND NORTH OF A FORT ADAMS...MCCOMB...LEAKSEVILLE LINE. A STRONG COLD FRONT LOCATED FROM NEAR TUPELO AND EXTENDING SOUTHWEST TO GREENVILLE AND MONROE LOUISIANA WILL MOVE ACROSS THE STATE LATE THIS MORNING AND EARLY THIS AFTERNOON TRIGGERING SCATTERED TO NUMEROUS STRONG...POSSIBLY SEVERE THUNDERSTORMS. LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY THREAT WITH THUNDERSTORMS TODAY. GOLF BALL SIZE HAIL HAS BEEN REPORTED WITH THE MORE SEVERE STORMS OVER PORTIONS OF NORTH CENTRAL MISSISSIPPI THIS MORNING. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL BE REQUIRED TODAY AND EARLY THIS EVENING. FOR MORE WEATHER INFORMATION...PLEASE VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT - HTTP:/WWW.JANNWS.STATE.MS.US/ (IN LOWER CASE).
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 31, 11:14 PM CST | Severe Thunderstorm Warning | JAN | Madison | 31 min |
| Nov 1, 2:00 AM CST | Severe Thunderstorm Warning | JAN | Noxubee | 45 min |
| Nov 1, 9:05 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 40 min |
| Nov 1, 9:25 AM CST | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 50 min |
| Nov 1, 9:37 AM CST | Severe Thunderstorm Warning | JAN | Madison | 53 min |
| Nov 1, 9:46 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 44 min |
| Nov 1, 9:50 AM CST | Severe Thunderstorm Warning | JAN | Holmes | 55 min |
| Nov 1, 10:05 AM CST | Severe Thunderstorm Warning | JAN | Issaquena | 40 min |
| Nov 1, 10:15 AM CST | Severe Thunderstorm Warning | JAN | Sharkey | 30 min |
| Nov 1, 10:22 AM CST | Severe Thunderstorm Warning | JAN | Leake | 53 min |
| Nov 1, 10:30 AM CST | Severe Thunderstorm Warning | JAN | Madison | 45 min |
| Nov 1, 10:31 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 44 min |
| Nov 1, 10:54 AM CST | Severe Thunderstorm Warning | JAN | Neshoba, Newton | 66 min |
| Nov 1, 11:01 AM CST | Severe Thunderstorm Warning | JAN | Hinds | 59 min |
| Nov 1, 11:09 AM CST | Severe Thunderstorm Warning | JAN | Attala | 51 min |
| Nov 1, 11:13 AM CST | Severe Thunderstorm Warning | JAN | Leake | 47 min |
| Nov 1, 11:20 AM CST | Severe Thunderstorm Warning | JAN | Rankin | 55 min |
| Nov 1, 11:33 AM CST | Severe Thunderstorm Warning | JAN | Madison | 42 min |
| Nov 1, 11:38 AM CST | Severe Thunderstorm Warning | JAN | Scott | 52 min |
| Nov 1, 11:45 AM CST | Severe Thunderstorm Warning | JAN | Kemper | 45 min |
| Nov 1, 11:57 AM CST | Severe Thunderstorm Warning | JAN | Newton | 63 min |
| Nov 1, 12:08 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 52 min |
| Nov 1, 12:13 PM CST | Severe Thunderstorm Warning | JAN | Simpson, Smith | 62 min |
| Nov 1, 12:32 PM CST | Severe Thunderstorm Warning | JAN | Simpson | 58 min |
| Nov 1, 12:39 PM CST | Severe Thunderstorm Warning | JAN | Clarke | 51 min |
| Nov 1, 12:54 PM CST | Severe Thunderstorm Warning | JAN | Jasper | 51 min |
| Nov 1, 1:06 PM CST | Severe Thunderstorm Warning | JAN | Covington | 69 min |
| Nov 1, 1:28 PM CST | Severe Thunderstorm Warning | JAN | Clarke | 62 min |
| Nov 1, 1:28 PM CST | Severe Thunderstorm Warning | JAN | Jones | 62 min |
| Nov 1, 1:45 PM CST | Tornado Warning | JAN | Clarke | 45 min |
| Nov 1, 1:57 PM CST | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 48 min |
| Nov 1, 2:17 PM CST | Severe Thunderstorm Warning | JAN | Marion | 43 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.