Alert archive / Alabama / Tornado Warnings in 1998
Tornado Warning 13, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Apr 17, 1998, 6:17 PM CDT for Washington County, Alabama. It was in force for 48 min. 2 reports 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, 6:17 PM CDT (23:17 UTC)
- Expired
- Apr 17, 1998, 7:05 PM CDT
- In force
- 48 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Washington County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 17, 6:45 PM CDT | Thunderstorm Wind 60 | Deer Park, AL | |
| Apr 17, 6:45 PM CDT | Hail 1.75 | Deer Park, AL |
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 |
|---|---|---|---|
| Apr 17, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 11.3 hours before the alert went out and 192 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.
758 WFUS1 KMOB 172318 RRA TORMOB ALC129-180005- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MOBILE AL 617 PM CDT FRI APR 17 1998 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * TORNADO WARNING FOR... WASHINGTON COUNTY IN SOUTHWESTERN ALABAMA * UNTIL 705 PM CDT * AT 616 PM CDT... A TORNADO WAS LOCATED 27 MILES SOUTHWEST OF CHATOM OR 13 MILES SOUTHWEST OF ESCATAWPA... AS INDICATED BY DOPPLER RADAR... MOVING EAST 45 MPH. * TORNADO WILL BE NEAR- FRUITDALE AT 630 PM CDT VINEGAR BEND AT 630 PM CDT DEER PARK AT 635 PM CDT TIBBIE AT 645 PM CDT HAWTHORN AT 655 PM CDT IF YOU ARE IN THE PATH OF A TORNADO...SEEK SAFETY IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...OR CUSHIONS TO COVER YOUR BODY. STAY AWAY FROM WINDOWS.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 4:45 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 65 min |
| Apr 17, 4:54 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 66 min |
| Apr 17, 5:25 PM CDT | Tornado Warning | MOB | Covington | 60 min |
| Apr 17, 5:29 PM CDT | Tornado Warning | MOB | Washington | 61 min |
| Apr 17, 6:02 PM CDT | Tornado Warning | MOB | Clarke | 63 min |
| Apr 17, 6:21 PM CDT | Tornado Warning | MOB | Baldwin, Monroe | 64 min |
| Apr 17, 6:25 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 60 min |
| Apr 17, 6:49 PM CDT | Tornado Warning | MOB | Conecuh | 61 min |
| Apr 17, 6:58 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 62 min |
Nearby
Tornado Warnings in Alabama, 1998Every tornado warning in 1998Tornadoes 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.