Alert archive / Alabama / Tornado Warnings in 2001
Tornado Warning 35, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at May 28, 2001, 7:18 PM CDT for Cherokee County, DeKalb County, Alabama. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- May 28, 2001, 7:18 PM CDT (00:18 UTC)
- Expired
- May 28, 2001, 7:45 PM CDT
- In force
- 27 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Cherokee County, AL, DeKalb County, AL
The radar
The Northeast Alabama radar (KHTX), 72 km from the middle of the area, began a volume at 00:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 28, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 0.3 hours before the alert went out and 157 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
- 1324 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1211 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 222 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 7.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KBMX 290019 TORBHM ALC019-049-290045- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 718 PM CDT MON MAY 28 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * TORNADO WARNING FOR... CHEROKEE COUNTY IN NORTHEAST ALABAMA DEKALB COUNTY IN NORTHEAST ALABAMA * UNTIL 745 PM CDT * AT 714 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO 5 MILES NORTHEAST OF COLLINSVILLE...MOVING EAST AT 20 MPH. * LOCATIONS NEAR THE PATH OF THIS TORNADO INCLUDE...COMMUNITIES EAST OF COLLINSVILLE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT MONDAY EVENING FOR ALABAMA. LAT...LON 3442 8591 3424 8591 3423 8546 344T5 8546
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 7:01 PM CDT | Severe Thunderstorm Warning | BMX | Blount, Jefferson, St. Clair | 29 min |
| May 28, 7:14 PM CDT | Severe Thunderstorm Warning | BMX | Perry | 61 min |
| May 28, 7:22 PM CDT | Tornado Warning | BMX | Jefferson | 23 min |
| May 28, 7:27 PM CDT | Severe Thunderstorm Warning | BMX | Blount, St. Clair | 48 min |
| May 28, 7:31 PM CDT | Tornado Warning | BMX | Shelby | 29 min |
| May 28, 7:33 PM CDT | Severe Thunderstorm Warning | BMX | Bibb | 42 min |
| May 28, 7:38 PM CDT | Severe Thunderstorm Warning | BMX | Etowah | 52 min |
| May 28, 7:38 PM CDT | Tornado Warning | BMX | Perry | 37 min |
| May 28, 7:47 PM CDT | Flash Flood Warning | BMX | DeKalb | 3 hr |
| May 28, 7:48 PM CDT | Tornado Warning | BMX | Etowah | 42 min |
| May 28, 8:11 PM CDT | Tornado Warning | BMX | Calhoun | 49 min |
| May 28, 8:12 PM CDT | Severe Thunderstorm Warning | BMX | Shelby | 48 min |
| May 28, 8:12 PM CDT | Severe Thunderstorm Warning | BMX | Cherokee | 33 min |
| May 28, 8:17 PM CDT | Severe Thunderstorm Warning | BMX | Chilton | 43 min |
Nearby
Tornado Warnings in Alabama, 2001Every tornado warning in 2001Tornadoes in 2001
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.