Alert archive / Alabama / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 85, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jun 11, 1992, 12:33 PM CDT for Etowah County, Alabama. It was in force for 27 min.
The area
The counties it named.
The facts
- Issued
- Jun 11, 1992, 12:33 PM CDT (17:33 UTC)
- Expired
- Jun 11, 1992, 1:00 PM CDT
- In force
- 27 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Etowah County, AL
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 5.6 hours before the alert went out and 167 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
- 409 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 844 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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, Jun 11, 11:10 AM CDT, 1 hour 23 minutes before
ALZ004>009-11-111700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1100 AM CDT THU JUN 11 1992 AT 1100 AM...WEATHER RADAR AT CENTREVILLE SHOWED AN ISOLATED BUT STRONG THUNDERSTORM IN NORTHERN CLAY COUNTY. THIS STORM IS LIKELY PRODUCING VERY HEAVY RAIN...ALONG WITH DANGEROUS LIGHTNING AND POSSIBLY GUSTY WINDS AND HAIL. THIS THUNDERSTORM WAS MOVING EAST AT ABOUT 30 MPH AND DUE TO THE SLOW MOVEMENT LOCALIZED STREET FLOODING IS POSSIBLE. OTHER THUNDERSTORMS WERE LOCATED IN CULLMAN AND BLOUNT COUNTIES...ALSO MOVING EAST AT ABOUT 30 MPH. STAY TUNED TO THIS STATION FOR FURTHER UPDATES OR WARNINGS.
Special weather statement, Jun 11, 11:10 AM CDT, 1 hour 23 minutes before
ALZ004>009-11-111700- SPECIAL WEATHER STATEMENT...CORRECTED FOR ISSUE TIME. NATIONAL WEATHER SERVICE BIRMINGHAM AL 1110 AM CDT THU JUN 11 1992 AT 1100 AM...WEATHER RADAR AT CENTREVILLE SHOWED AN ISOLATED BUT STRONG THUNDERSTORM IN NORTHERN CLAY COUNTY. THIS STORM IS LIKELY PRODUCING VERY HEAVY RAIN...ALONG WITH DANGEROUS LIGHTNING AND POSSIBLY GUSTY WINDS AND HAIL. THIS THUNDERSTORM WAS MOVING EAST AT ABOUT 30 MPH AND DUE TO THE SLOW MOVEMENT LOCALIZED STREET FLOODING IS POSSIBLE. OTHER THUNDERSTORMS WERE LOCATED IN CULLMAN AND BLOUNT COUNTIES...ALSO MOVING EAST AT ABOUT 30 MPH. STAY TUNED TO THIS STATION FOR FURTHER UPDATES OR WARNINGS.
Special weather statement, Jun 11, 11:56 AM CDT, 37 minutes before
ALZ004>009-11-111800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BIRMINGHAM AL 1155 AM CDT THU JUN 11 1992 ...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF EASTERN ALABAMA UNTIL 700 PM CDT... AT 1155 AM...STRONG THUNDERTORMS WERE INCREASING IN EAST CENTRAL ALABAMA. THE STRONGEST THUNDERSTORMS WERE INDICATED IN SOUTHWEST CLEBURNE AND RANDOLPH COUNTY. THE THUNDERSTORMS WERE MOVING EAST AROUND 30 MPH. OTHER THUNDERSTORMS WERE LOCATED IN EASTERN BLOUNT...WESTERN ETOWAH AND CALHOUN COUNTIES. THESE THUNDERSTORM WERE ALSO MOVING EAST NEAR 30 MPH. ALL THESE STORMS ARE LIKELY TO PRODUCE VERY HEAVY RAIN...ALONG WITH DANGEROUS LIGHTNING...GUSTY WINDS AND POSSIBLY SOME HAIL. = PERSONS ALONG THE PATH OF THIS STORMS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF A WARNING IS ISSUED.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 12:18 AM CDT | Severe Thunderstorm Warning | BMX | Lamar, Pickens | 42 min |
| Jun 11, 12:53 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 52 min |
| Jun 11, 12:53 PM CDT | Severe Thunderstorm Warning | BMX | Randolph | 52 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1992Every severe thunderstorm warning in 1992
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.