Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 101, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Apr 17, 1998, 4:46 PM CDT for Perry 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
- Apr 17, 1998, 4:46 PM CDT (21:46 UTC)
- Expired
- Apr 17, 1998, 5:55 PM CDT
- In force
- 69 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Perry County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 17, 5:50 PM CDT | Hail 2.75 | New Augusta, MS | Baseball size hail was reported around New Augusta. Several vehicles suffered damage and several homes had roof damage and windows broken. |
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 nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 9.8 hours before the alert went out and 123 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
- 1365 J/kg
- Mixed-layer CIN
- -125 J/kg
- Mixed-layer LCL
- 613 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
190 WUUS1 KMOB 172148 RRA SVRMOB MSC111-172255- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 446 PM CDT FRI APR 17 1998 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... PERRY COUNTY IN SOUTHEASTERN MISSISSIPPI * UNTIL 555 PM CDT * AT 445 PM CDT... A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST OF NEW AUGUSTA OR 6 MILES SOUTH OF BELLEVILLE... AS INDICATED BY DOPPLER RADAR... MOVING NORTHEAST 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR- BELLEVILLE AT 450 PM CDT MAHNED AT 455 PM CDT NEW AUGUSTA AT 500 PM CDT BEAUMONT AT 510 PM CDT HINTONVILLE AT 520 PM CDT IF YOU ARE CAUGHT OUTSIDE...SEEK REFUGE FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 5:05 PM CDT | Severe Thunderstorm Warning | MOB | Greene | 60 min |
| Apr 17, 5:14 PM CDT | Tornado Warning | MOB | Greene, Perry | 61 min |
| Apr 17, 6:09 PM CDT | Tornado Warning | MOB | Greene | 61 min |
| Apr 17, 6:41 PM CDT | Tornado Warning | MOB | Perry | 49 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1998Every severe thunderstorm warning in 1998
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.