Alert archive / Alabama / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 172, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Oct 13, 2001, 5:01 PM CDT for Greene County, Mississippi; Choctaw County, Clarke County, Washington County, Alabama. It was in force for 59 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
- Oct 13, 2001, 5:01 PM CDT (22:01 UTC)
- Expired
- Oct 13, 2001, 6:00 PM CDT
- In force
- 59 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Choctaw County, AL, Clarke County, AL, Washington County, AL, Greene County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 13, 5:55 PM CDT | Thunderstorm Wind 60 E | Benndale, MS | Trees downed around the community. One fell onto a mobile home. |
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 |
|---|---|---|---|
| Oct 13, 12:15 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.0 hours before the alert went out and 185 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
- 425 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 668 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 199 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
574
WUUS54 KMOB 132204
SVRMOB
ALC023-025-129-MSC039-041-111-131-132300-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
501 PM CDT SAT OCT 13 2001
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WASHINGTON COUNTY IN SOUTHWEST ALABAMA
CLARKE COUNTY IN SOUTHWEST ALABAMA
CHOCTAW COUNTY IN SOUTHWEST ALABAMA
GEORGE COUNTY IN SOUTHEAST MISSISSIPPI
STONE COUNTY IN SOUTHEAST MISSISSIPPI
PERRY COUNTY IN SOUTHEAST MISSISSIPPI
GREENE COUNTY IN SOUTHEAST MISSISSIPPI
* UNTIL 600 PM CDT
* AT 501 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS FROM 5 MILES NORTH OF JACHIN TO 4
MILES NORTHWEST OF RAMSEY SPRINGS...MOVING NORTHEAST AT 20 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
AVENT STATION...MILLRY BY 510 PM CDT
ROBJOHN...MT STERLING BY 515 PM CDT
BENNDALE...AVENT BY 520 PM CDT
LAVACA...ARARAT BY 525 PM CDT
STRONG DAMAGING WIND...LARGE HAIL...AND HEAVY RAIN ARE LIKELY WITH
THESE STORMS. IF IN THE PATH OF THESE STORMS...TAKE COVER IN A
STURDY SHELTER UNTIL THE STORMS HAVE 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.
REPORT SEVERE WEATHER TO YOUR LOCAL 911 EMERGENCY CENTER OR LAW
ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MOBILE.
LAT...LON 3231 8825 3159 8844 3145 8845 3108 8888
3071 8909 3074 8855 3112 8844 3117 8798
3186 8788 3201 8790 3199 8809 3232 8794The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 13, 2:59 PM CDT | Severe Thunderstorm Warning | MOB | Perry, Stone | 61 min |
| Oct 13, 2:59 PM CDT | Severe Thunderstorm Warning | MOB | Wayne | 61 min |
| Oct 13, 3:44 PM CDT | Tornado Warning | MOB | Wayne | 16 min |
| Oct 13, 4:01 PM CDT | Severe Thunderstorm Warning | MOB | Greene, Wayne | 59 min |
| Oct 13, 4:01 PM CDT | Severe Thunderstorm Warning | MOB | George, Perry, Stone | 59 min |
| Oct 13, 5:01 PM CDT | Severe Thunderstorm Warning | MOB | George, Perry, Stone | 59 min |
| Oct 13, 6:47 PM CDT | Severe Thunderstorm Warning | MOB | George, Greene | 43 min |
| Oct 13, 7:22 AM CDT | Tornado Warning | MOB | Baldwin | 38 min |
| Oct 13, 11:42 AM CDT | Tornado Warning | MOB | Baldwin | 33 min |
| Oct 13, 11:44 AM CDT | Severe Thunderstorm Warning | MOB | Washington | 31 min |
| Oct 13, 12:21 PM CDT | Tornado Warning | MOB | Clarke, Washington | 24 min |
| Oct 13, 12:24 PM CDT | Special Marine Warning | MOB | 51 min | |
| Oct 13, 12:40 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 35 min |
| Oct 13, 12:47 PM CDT | Tornado Warning | MOB | Baldwin | 28 min |
| Oct 13, 1:10 PM CDT | Tornado Warning | MOB | Escambia, Monroe | 35 min |
| Oct 13, 1:18 PM CDT | Tornado Warning | MOB | Baldwin | 27 min |
| Oct 13, 2:34 PM CDT | Tornado Warning | MOB | Baldwin | 26 min |
| Oct 13, 2:53 PM CDT | Tornado Warning | MOB | Monroe | 37 min |
| Oct 13, 3:08 PM CDT | Tornado Warning | MOB | Escambia | 22 min |
| Oct 13, 3:37 PM CDT | Tornado Warning | MOB | Conecuh, Escambia | 23 min |
| Oct 13, 6:17 PM CDT | Special Marine Warning | MOB | 58 min | |
| Oct 13, 6:17 PM CDT | Special Marine Warning | MOB | 58 min | |
| Oct 13, 6:52 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh, Escambia | 23 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2001Severe Thunderstorm Warnings in Mississippi, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.