Alert archive / Alabama / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 363, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Jun 5, 1999, 2:57 AM CDT for Cullman County, Alabama. It was in force for 48 min. 4 reports 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
- Jun 5, 1999, 2:57 AM CDT (07:57 UTC)
- Expired
- Jun 5, 1999, 3:45 AM CDT
- In force
- 48 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Cullman County, AL
The radar
The Birmingham radar (KBMX), 107 km from the middle of the area, began a volume at 07:59 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 |
|---|---|---|---|
| Jun 5, 3:10 AM CDT | Hail 1 | Fairview, AL | Quarter size hail was reported in Fairview. |
| Jun 5, 3:15 AM CDT | Hail 0.88 | Fairview, AL | Nickel size hail was reported in Fairview. Dime size hail was reported in Cranehill. A carport was blown over and nickel size hail occurred in Vinemont. |
| Jun 5, 3:20 AM CDT | Thunderstorm Wind 60 | Cullman, AL | Several trees were blown down in Cullman. One mobile home had its roof ripped off and at least one vehicle was severely damaged from falling debris. |
| Jun 5, 3:55 AM CDT | Thunderstorm Wind 50 | Cullman, AL | Trees were blown down on US 278 just west of Cullman. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 5, 2:00 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 8.0 hours before the alert went out and 106 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
- 3062 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 1126 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.1
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
Local storm report, Jun 5, 2:34 AM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM
234 AM CDT SAT JUN 05 1999
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0210 AM ANTIOCH AL .75 INCH HAIL
06/05/99 LAUDERDALE DIME SIZE HAIL FELL IN
ANTIOCH. REPORTED BY EMA.
0215 AM FLORENCE AL .75 INCH HAIL
06/05/99 LAUDERDALE DIME SIZE HAIL FELL IN
FLORENCE. REPORTED BY EMA.
0223 AM FLORENCE AL .75 INCH HAIL
06/05/99 LAUDERDALE DIME SIZE HAIL REPORTED
NEAR FLORENCE. REPORTED BY
EMA.The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 1:37 AM CDT | Severe Thunderstorm Warning | BMX | Lauderdale, Limestone | 63 min |
| Jun 5, 1:54 AM CDT | Severe Thunderstorm Warning | BMX | Madison | 61 min |
| Jun 5, 2:18 AM CDT | Severe Thunderstorm Warning | BMX | Colbert, Lawrence | 47 min |
| Jun 5, 2:43 AM CDT | Severe Thunderstorm Warning | BMX | Marshall, Morgan | 62 min |
| Jun 5, 2:48 AM CDT | Severe Thunderstorm Warning | BMX | Franklin | 47 min |
| Jun 5, 2:52 AM CDT | Severe Thunderstorm Warning | BMX | Madison | 33 min |
| Jun 5, 3:09 AM CDT | Severe Thunderstorm Warning | BMX | Blount | 46 min |
| Jun 5, 3:41 AM CDT | Severe Thunderstorm Warning | BMX | Cullman | 44 min |
| Jun 5, 3:49 AM CDT | Severe Thunderstorm Warning | BMX | Blount | 46 min |
| Jun 5, 4:02 AM CDT | Severe Thunderstorm Warning | BMX | Jefferson, St. Clair | 63 min |
| Jun 5, 4:11 AM CDT | Severe Thunderstorm Warning | BMX | Calhoun | 49 min |
| Jun 5, 4:20 AM CDT | Severe Thunderstorm Warning | BMX | Walker | 45 min |
| Jun 5, 4:21 AM CDT | Severe Thunderstorm Warning | BMX | Talladega | 49 min |
| Jun 5, 4:30 AM CDT | Severe Thunderstorm Warning | BMX | Shelby | 45 min |
| Jun 5, 5:08 PM CDT | Severe Thunderstorm Warning | BMX | Russell | 47 min |
| Jun 5, 5:19 PM CDT | Severe Thunderstorm Warning | BMX | Barbour | 66 min |
| Jun 5, 5:37 PM CDT | Severe Thunderstorm Warning | BMX | Bullock | 63 min |
| Jun 5, 6:27 PM CDT | Severe Thunderstorm Warning | BMX | Talladega | 48 min |
| Jun 5, 6:46 PM CDT | Severe Thunderstorm Warning | BMX | Autauga, Chilton | 49 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1999Every severe thunderstorm warning in 1999
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.