Alert archive / Alabama / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 335, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Dec 16, 2000, 1:09 AM CST for Marengo County, Alabama. It was in force for 51 min. 1 report came from 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, with what was reported inside it.
The facts
- Issued
- Dec 16, 2000, 1:09 AM CST (07:09 UTC)
- Expired
- Dec 16, 2000, 2:00 AM CST
- In force
- 51 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Marengo County, AL
The radar
The Birmingham radar (KBMX), 127 km from the middle of the area, began a volume at 07:10 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 |
|---|---|---|---|
| Dec 16, 1:35 AM CST | Hail 1.75 | Uniontown, AL | Golf ball size was reported by the Uniontown Police Department. |
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, 7.2 hours before the alert went out and 127 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
- 407 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 255 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KMOB 160710 SVRMOB TTAA00 KBHM 160709 ALC091-160800- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 109 AM CST SAT DEC 16 2000 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MARENGO COUNTY IN SOUTHWEST ALABAMA * UNTIL 200 AM CST * AT 109 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER OCTAGON...MOVING NORTHEAST AT 55 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... THOMASTON BY 115 AM CST STRONG DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN ARE LIKELY WITH THIS STORM. IF YOU ARE IN THE PATH OF THIS STORM...TAKE COVER IN A STURDY SHELTER UNTIL THE STORM HAS PASSED. LAT...LON 3212 8786 3204 8767 3256 8732 3267 8756
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 16, 12:39 PM CST | Severe Thunderstorm Warning | MOB | Marengo | 51 min |
| Dec 16, 2:37 PM CST | Tornado Warning | MOB | Choctaw, Clarke, Washington | 23 min |
| Dec 16, 2:42 PM CST | Severe Thunderstorm Warning | MOB | Mobile | 33 min |
| Dec 16, 4:02 PM CST | Tornado Warning | MOB | Conecuh, Monroe | 28 min |
| Dec 16, 4:31 PM CST | Tornado Warning | MOB | Butler, Conecuh, Monroe | 29 min |
| Dec 16, 4:50 PM CST | Severe Thunderstorm Warning | MOB | Escambia | 40 min |
| Dec 16, 5:22 PM CST | Severe Thunderstorm Warning | MOB | Covington | 38 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.