Alert archive / Alabama / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 112, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jul 26, 1989, 5:49 PM CDT for Shelby County, Talladega County, Alabama. It was in force for 26 min.
The area
The counties it named.
The facts
- Issued
- Jul 26, 1989, 5:49 PM CDT (22:49 UTC)
- Expired
- Jul 26, 1989, 6:15 PM CDT
- In force
- 26 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
Counties Shelby County, AL, Talladega County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Athens Municipal, GA (KAHN), launched 12:00Z, 10.8 hours before the alert went out and 297 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
- 1328 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 598 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 26, 4:41 PM CDT, 1 hour 8 minutes before
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SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE BIRMINGHAM AL 435 PM CDT WED JUL 26 1989 ...VERY STRONG SCATTERED THUNDERSTORMS IN CENTRAL AND NORTHERN ALABAMA AT 435 RADAR INDICATED A VERY STRONG THUNDERSTORM IN NORTHERN BLOUNT COUNTY MOVING SOUTHWEST AROUND 15 MPH. ANOTHER VERY STRONG THUNDERSTORM WAS INDICATED IN SOUTHERN CHILTON COUNTY MOVING WEST AROUND 15 MPH. THE THUNDERSTORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS AND VERY HEAVY RAINS ALONG WITH DEADLY LIGHTNING AND PROBABLY HAIL. OTHER THUNDERSTORMS WERE SCATTERED IN NORTHERN AND CENTRAL ALABAMA. THESE THUNDERSTORMS WERE ALSO MOVING SOUTHWEST AROUND 15 MPH. ALL THE THUNDERSTORMS WILL LIKELY PRODUCE HEAVY RAINS AND GUSTY WINDS ALONG WITH DANGEROUS LIGHTNING. MORE THUNDERSTORMS WILL DEVELOP IN OTHER LOCATIONS OF ALABAMA THIS AFTERNOON AND EVENING. RESIDENTS SHOULD PAY CLOSE ATTENTION TO WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF THREATENING WEATHER OCCURS.
Local storm report, Jul 26, 5:39 PM CDT, 10 minutes before
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</html>The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 5:01 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 44 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1989Every severe thunderstorm warning in 1989
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.