Alert archive / Alabama / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 22, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 25, 2001, 1:29 AM CST for Marengo County, Alabama. It was in force for 31 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
- Feb 25, 2001, 1:29 AM CST (07:29 UTC)
- Expired
- Feb 25, 2001, 2:00 AM CST
- In force
- 31 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Marengo County, AL
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 24, 11:15 PM CST | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 7.5 hours before the alert went out and 135 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
- 19 J/kg
- Mixed-layer CIN
- -197 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 356 m²/s²
- 0-3 km storm-relative helicity
- 510 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 KMOB 250730 SVRMOB ALC091-250800- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 129 AM CST SUN FEB 25 2001 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MARENGO COUNTY IN SOUTHWEST ALABAMA * UNTIL 200 AM CST * AT 129 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR OCTAGON...MOVING NORTHEAST AT 35 MPH. OTHER SEVERE STORMS ARE DEVELOPING OVER SOUTHWEST MARENGO COUNTY NEAR NANAFALIA MOVING NORTHEAST AT 35 MPH. A ROOF WAS BLOWN OFF A HOUSE WITH THESE STORMS NEAR SWEET WATER AROUND 115 AM CST. * THE SEVERE THUNDERSTORMS WILL BE NEAR... JEFFERSON...PROVIDENCE BY 135 AM CST THOMASTON BY 140 AM CST DAYTON...OLD SPRING HILL BY 145 AM CST DEMOPOLIS BY 150 AM CST STRONG DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN ARE LIKELY WITH THIS STORM. IF IN THE PATH OF THIS STORM...TAKE COVER IN A STURDY SHELTER UNTIL THE STORM HAS PASSED. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER... SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. LAT...LON 3226 8803 3212 8776 3243 8745 3261 8781
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 12:32 AM CST | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Marengo | 58 min |
| Feb 25, 1:37 AM CST | Tornado Warning | MOB | Marengo | 23 min |
| Feb 25, 1:58 AM CST | Tornado Warning | MOB | Marengo | 32 min |
| Feb 25, 4:05 AM CST | Severe Thunderstorm Warning | MOB | Choctaw | 40 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2001Every severe thunderstorm warning 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.