Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 424, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 9, 1997, 6:58 PM CDT for Tuscaloosa County, Alabama. It was in force for 47 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 9, 1997, 6:58 PM CDT (23:58 UTC)
- Expired
- Jul 9, 1997, 7:45 PM CDT
- In force
- 47 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Tuscaloosa County, AL
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 12.0 hours before the alert went out and 70 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
- 276 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 962 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBHM 092359 RRA SVRBHM ALC125-100045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 658 PM CDT WED JUL 9 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL ALABAMA ...TUSCALOOSA COUNTY AT 656 PM CDT...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM OVER NORTHERN TUSCALOOSA COUNTY BETWEEN MOORES BRIDGE AND SAMANTHA. THIS STORM WAS MOVING SOUTH AT 10 TO 20 MPH. 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 9, 5:55 PM CDT, 1 hour 3 minutes before
ALZ034-100000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 555 PM CDT WED JUL 9 1997 ...SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY CANCELLED... AT 555 PM CDT...RADAR INDICATED THAT THE THUNDERSTORM OVER BIBB COUNTY HAD WEAKENED...AND WAS NO LONGER SEVERE. AS A RESULT...THE SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY HAS BEEN CANCELLED.
Special weather statement, Jul 9, 5:56 PM CDT, 1 hour 2 minutes before
ALZ034-100000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 555 PM CDT WED JUL 9 1997 ...SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY CANCELLED... AT 555 PM CDT...RADAR INDICATED TbHAT THE THUNDERSTORM OVER BIBB COUNTY HAD WEAKENED...AND WAS NO LONGER SEVERE. AS A RESULT...THE SEVERE THUNDERSTORM WARNING FOR BIBB COUNTY HAS BEEN CANCELLED.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 7:09 PM CDT | Severe Thunderstorm Warning | BMX | Hale | 51 min |
| Jul 9, 2:44 PM CDT | Severe Thunderstorm Warning | BMX | Walker | 46 min |
| Jul 9, 3:30 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson, Tuscaloosa | 45 min |
| Jul 9, 4:08 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 37 min |
| Jul 9, 4:16 PM CDT | Severe Thunderstorm Warning | BMX | Tuscaloosa | 44 min |
| Jul 9, 4:32 PM CDT | Severe Thunderstorm Warning | BMX | Walker | 58 min |
| Jul 9, 5:25 PM CDT | Severe Thunderstorm Warning | BMX | Bibb | 50 min |
| Jul 9, 5:31 PM CDT | Severe Thunderstorm Warning | BMX | Fayette | 44 min |
| Jul 9, 6:07 PM CDT | Severe Thunderstorm Warning | BMX | Lamar, Marion | 48 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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; the sounding from the Mesonet's radiosonde archive.