Alert archive / Alabama / Tornado Warnings in 2009
Tornado Warning 42, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Apr 19, 2009, 6:44 PM CDT for Clarke County, Monroe County, Alabama. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 19, 2009, 6:44 PM CDT (23:44 UTC)
- Expired
- Apr 19, 2009, 7:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
Counties Clarke County, AL, Monroe County, AL
The radar
The Mobile radar (KMOB), 131 km from the middle of the area, began a volume at 23:47 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 |
|---|---|---|---|
| Apr 19, 2:19 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 11.7 hours before the alert went out and 183 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
- 2056 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KMOB 192344 TORMOB ALC025-099-200030- /O.NEW.KMOB.TO.W.0042.090419T2344Z-090420T0030Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MOBILE AL 644 PM CDT SUN APR 19 2009 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * TORNADO WARNING FOR... CENTRAL MONROE COUNTY IN SOUTH CENTRAL ALABAMA... THIS INCLUDES THE CITY OF MONROEVILLE... EAST CENTRAL CLARKE COUNTY IN SOUTHWEST ALABAMA... * UNTIL 730 PM CDT * AT 644 PM CDT...THE NATIONAL WEATHER SERVICE INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES NORTHWEST OF CLAIBORNE...OR ABOUT 13 MILES SOUTHEAST OF GROVE HILL...MOVING EAST AT 25 MPH. * THE TORNADO WILL BE NEAR... FOUNTAIN BY 710 PM CDT... THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING STRAIGHT LINE WINDS. IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING... SEEK SHELTER IN A CULVERT...DITCH OR LOW DEPRESSION AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR SOUTHWESTERN ALABAMA. LAT...LON 3173 8728 3147 8730 3155 8763 3166 8763 TIME...MOT...LOC 2344Z 270DEG 22KT 3159 8761 $$
2 follow-up statements
000 WWUS54 KMOB 200001 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 701 PM CDT SUN APR 19 2009 ALC025-200011- /O.CAN.KMOB.TO.W.0042.000000T0000Z-090420T0030Z/ CLARKE AL- 701 PM CDT SUN APR 19 2009 ...THE TORNADO WARNING FOR EAST CENTRAL CLARKE COUNTY IS CANCELLED... A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR SOUTHWESTERN ALABAMA. LAT...LON 3154 8756 3167 8755 3169 8728 3147 8730 TIME...MOT...LOC 0001Z 279DEG 19KT 3157 8750 $$ ALC099-200030- /O.CON.KMOB.TO.W.0042.000000T0000Z-090420T0030Z/ MONROE AL- 701 PM CDT SUN APR 19 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR CENTRAL MONROE COUNTY... AT 701 PM CDT...THE NATIONAL WEATHER SERVICE CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS NEAR CLAIBORNE...OR ABOUT 11 MILES WEST OF MONROEVILLE...MOVING EAST AT 20 MPH. THE TORNADO WILL BE NEAR... FOUNTAIN BY 715 PM CDT... MEXIA AND 8 MILES SOUTH OF KEITH BY 720 PM CDT... MONROEVILLE AND WEST MONROEVILLE BY 725 PM CDT... THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A STURDY BUILDING...PREFERABLY IN AN INTERIOR HALLWAY OR A ROOM SUCH AS A CLOSET OR BATHROOM. IF POSSIBLE...GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING LARGE DAMAGING HAIL OR DAMAGING STRAIGHT LINE WINDS. IF YOU ARE IN MOBILE HOME...EVACUATE IT AND GET ON THE LOWEST FLOOR OF A NEARBY STURDY BUILDING OR IN AN UNDERGROUND STORM SHELTER. IF NO SUBSTANTIAL SHELTER IS AVAILABLE AND A TORNADO IS FAST APPROACHING... SEEK SHELTER IN A CULVERT...DITCH OR LOW DEPRESSION AND COVER YOUR HEAD WITH YOUR HANDS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR SOUTHWESTERN ALABAMA. LAT...LON 3154 8756 3167 8755 3169 8728 3147 8730 TIME...MOT...LOC 0001Z 279DEG 19KT 3157 8750 $$
000 WWUS54 KMOB 200026 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 726 PM CDT SUN APR 19 2009 ALC099-200036- /O.EXP.KMOB.TO.W.0042.000000T0000Z-090420T0030Z/ MONROE AL- 726 PM CDT SUN APR 19 2009 ...THE TORNADO WARNING FOR CENTRAL MONROE COUNTY EXPIRES AT 730 PM CDT... A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR SOUTHWESTERN ALABAMA. LAT...LON 3154 8756 3167 8755 3169 8728 3147 8730 TIME...MOT...LOC 0026Z 279DEG 19KT 3155 8735 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 1:38 PM CDT | Tornado Warning | MOB | Washington | 37 min |
| Apr 19, 2:36 PM CDT | Tornado Warning | MOB | Clarke, Washington | 39 min |
| Apr 19, 4:57 PM CDT | Severe Thunderstorm Warning | MOB | Monroe | 48 min |
| Apr 19, 5:20 PM CDT | Tornado Warning | MOB | Choctaw, Clarke, Washington | 40 min |
| Apr 19, 5:39 PM CDT | Tornado Warning | MOB | Clarke | 40 min |
| Apr 19, 6:04 PM CDT | Tornado Warning | MOB | Clarke | 15 min |
| Apr 19, 6:18 PM CDT | Severe Thunderstorm Warning | MOB | Clarke | 27 min |
| Apr 19, 6:43 PM CDT | Severe Thunderstorm Warning | MOB | Butler | 41 min |
Nearby
Tornado Warnings in Alabama, 2009Every tornado warning in 2009Tornadoes in 2009
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.