Alert archive / Alabama / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 252, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Apr 27, 2000, 9:10 PM CDT for St. Clair County, Alabama. It was in force for 35 min. 1 report 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 27, 2000, 9:10 PM CDT (02:10 UTC)
- Expired
- Apr 27, 2000, 9:45 PM CDT
- In force
- 35 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County St. Clair County, AL
The radar
The Birmingham radar (KBMX), 74 km from the middle of the area, began a volume at 02:12 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 27, 9:20 PM CDT | Hail 0.88 | Moody, AL | Nickel size hail fell along Interstate 20 just inside St. Clair County. |
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 nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 2.2 hours before the alert went out and 74 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1921 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 241 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KBMX 280210 SVRBHM ALC115-280245- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 910 PM CDT THU APR 27 2000 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A... * SEVERE THUNDERSTORM WARNING FOR... ST. CLAIR COUNTY IN CENTRAL ALABAMA... * UNTIL 945 PM CDT. * AT 910 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG A LINE...EXTENDING FROM 7 MILES NORTHWEST OF STEELE TO 4 MILES NORTHWEST OF ARGO...MOVING EAST AT 45 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE... STEELE...SPRINGVILLE...RIVERSIDE...RAGLAND...ODENVILLE... MARGARET...BRANCHVILLE...ASHVILLE ANQD ARGO. STRONG DAMAGING WIND...LARGE HAIL...AND VERY HEAVY RAIN ARE LIKELY WITH THIS STORM. TAKE COVER IN A STURDY SHELTER UNTIL THE STORM PASSES. NNNN
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 7:00 PM CDT | Severe Thunderstorm Warning | BMX | Colbert, Franklin | 30 min |
| Apr 27, 7:03 PM CDT | Severe Thunderstorm Warning | BMX | Morgan | 27 min |
| Apr 27, 7:07 PM CDT | Severe Thunderstorm Warning | BMX | Cullman | 53 min |
| Apr 27, 7:11 PM CDT | Tornado Warning | BMX | Cullman | 49 min |
| Apr 27, 7:26 PM CDT | Severe Thunderstorm Warning | BMX | Franklin, Marion | 64 min |
| Apr 27, 7:29 PM CDT | Severe Thunderstorm Warning | BMX | Limestone, Morgan | 31 min |
| Apr 27, 7:39 PM CDT | Severe Thunderstorm Warning | BMX | Winston | 51 min |
| Apr 27, 7:43 PM CDT | Severe Thunderstorm Warning | BMX | Marshall | 47 min |
| Apr 27, 7:50 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee, DeKalb | 25 min |
| Apr 27, 8:01 PM CDT | Severe Thunderstorm Warning | BMX | Walker | 44 min |
| Apr 27, 8:06 PM CDT | Severe Thunderstorm Warning | BMX | Fayette | 39 min |
| Apr 27, 8:18 PM CDT | Severe Thunderstorm Warning | BMX | Blount, Cullman | 57 min |
| Apr 27, 8:43 PM CDT | Tornado Warning | BMX | Blount | 32 min |
| Apr 27, 8:46 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson, Walker | 44 min |
| Apr 27, 9:19 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 26 min |
| Apr 27, 9:29 PM CDT | Severe Thunderstorm Warning | BMX | Calhoun, Talladega | 46 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2000Every severe thunderstorm warning in 2000
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; radar from the NEXRAD Level II archive.