Alert archive / Alabama / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 628, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 29, 1998, 1:30 PM CDT for Tallapoosa County, Alabama. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 29, 1998, 1:30 PM CDT (18:30 UTC)
- Expired
- Jul 29, 1998, 2:20 PM CDT
- In force
- 50 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Tallapoosa County, AL
The radar
The Maxwell AFB radar (KMXX), 36 km from the middle of the area, began a volume at 18:32 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.
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 6.5 hours before the alert went out and 98 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
- 1543 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 731 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
479 WUUS1 KBHM 291831 RRA SVRBHM ALC123-291920- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 130 PM CDT WED JUL 29 1998 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... TALLAPOOSA COUNTY... IN EAST CENTRAL ALABAMA * UNTIL 220 PM CDT * AT 128 PM CDT... A SEVERE THUNDERSTORM WAS SHOWN...BY WEATHER RADAR OVER NORTHERN TALLAPOOSA COUNTY...ABOUT 5 MILES NORTHEAST OF ALEXANDER CITY. THIS STORM WAS MOVING SOUTH AT AROUND 20 MPH...AND WILL AFFECT MUCH OF TALLAPOOSA COUNTY THROUGH 215 PM. STRONG DAMAGING WINDS ARE LIKELY WITH THIS STORM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL... DEADLY LIGHTNING... AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jul 29, 9:57 AM CDT, 3 hours 33 minutes before
ALZ001>050-GAZ089-090-102-120-300255- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 957 AM CDT WED JUL 29 1998 AS HAS BEEN THE CASE FOR THE PAST SEVERAL DAYS...SCATTERED TO NUMEROUS THUNDERSTORMS ARE AGAIN EXPECTED TO DEVELOP OVER THE AREA TODAY. THEY SHOULD BE STRONGEST SOUTH OF A TUSCALOOSA TO BIRMINGHAM TO ANNISTON LINE DURING THE MIDDLE TO LATE AFTERNOON HOURS. THE AIRMASS REMAINS MOIST AND MODERATELY UNSTABLE...AND AS A RESULT...A FEW OF THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO AROUND 40 MPH...AS WELL AS BRIEF HEAVY RAINFALL. ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NOT ANTICIPATED. FOR THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA... SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...SEE PRODUCT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
Special weather statement, Jul 29, 9:57 AM CDT, 3 hours 33 minutes before
ALZ001>050-GAZ089-090-102-120-300255- HAZARDOUS WEATHER OUTLOOK FOR NORTH/CENTRAL AL AND WEST CENTRAL GA NATIONAL WEATHER SERVICE BIRMINGHAM AL 957 AM CDT WED JUL 29 1998 AS HAS BEEN THE CASE FOR THE PAST SEVERAL DAYS...SCATTERED TO NUMEROUS THUNDERSTORMS ARE AGAIN EXPECTED TO DEVELOP OVER THE AREA TODAY. THEY SHOULD BE STRONGEST SOUTH OF A TUSCALOOSA TO BIRMINGHAM TO ANNISTON LINE DURING THE MIDDLE TO LATE AFTERNOON HOURS. THE AIRMASS REMAINS MOIST AND MODERATELY UNSTABLE...AND AS A RESULT...A FEW OF THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS TO AROUND 40 MPH...AS WELL AS BRIEF HEAVY RAINFALL. ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NOT ANTICIPATED. FOR THE HAZARDOUS WEATHER OUTLOOK FOR SOUTHWEST ALABAMA... SEE PRODUCT BHMSPSMOB. FOR SOUTHEAST ALABAMA...SEE PRODUCT MIASPSTLH. FOR MORE WEATHER INFORMATION VISIT OUR INTERNET SITE ON THE WORLD WIDE WEB AT HTTP://WWW.ACESAG.AUBURN.EDU/DEPARTMENT/NWS/
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:03 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 32 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.