Alert archive / Missouri / Tornado Warnings in 2011
Tornado Warning 22, NWS Paducah, KY
NWS Paducah, KY issued this tornado warning at Apr 4, 2011, 9:28 AM CDT for Mississippi County, New Madrid County, Scott County, Missouri. It was in force for 32 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 4, 2011, 9:28 AM CDT (14:28 UTC)
- Expired
- Apr 4, 2011, 10:00 AM CDT
- In force
- 32 min
- Issued by
- NWS Paducah, KY
- Area
- Storm-based polygon
Counties Mississippi County, MO, New Madrid County, MO, Scott County, MO
The radar
The Paducah radar (KPAH), 66 km from the middle of the area, began a volume at 14:28 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 4, 7:22 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 2.5 hours before the alert went out and 244 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
- 1771 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 636 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
423 WFUS53 KPAH 041428 TORPAH MOC133-143-201-041500- /O.NEW.KPAH.TO.W.0022.110404T1428Z-110404T1500Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE PADUCAH KY 928 AM CDT MON APR 4 2011 THE NATIONAL WEATHER SERVICE IN PADUCAH HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN MISSISSIPPI COUNTY IN SOUTHEAST MISSOURI... NORTH CENTRAL NEW MADRID COUNTY IN SOUTHEAST MISSOURI... SOUTHERN SCOTT COUNTY IN SOUTHEAST MISSOURI... * UNTIL 1000 AM CDT. * AT 924 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SIKESTON... MOVING NORTHEAST AT 50 MPH. * LOCATIONS IN THE WARNING INCLUDE... SIKESTON... MINER... HAY-WOOD CITY... BERTRAND... THIS INCLUDES INTERSTATE 55 BETWEEN EXITS 66 AND 67. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. && LAT...LON 3715 8946 3696 8931 3679 8961 3694 8970 TIME...MOT...LOC 1428Z 237DEG 45KT 3690 8958 $$
2 follow-up statements
434 WWUS53 KPAH 041435 SVSPAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 935 AM CDT MON APR 4 2011 MOC143-041445- /O.CAN.KPAH.TO.W.0022.000000T0000Z-110404T1500Z/ NEW MADRID MO- 935 AM CDT MON APR 4 2011 ...THE TORNADO WARNING FOR NORTH CENTRAL NEW MADRID COUNTY IN SOUTHEAST MISSOURI IS CANCELLED... LAT...LON 3686 8951 3699 8965 3715 8946 3696 8931 TIME...MOT...LOC 1435Z 237DEG 45KT 3695 8949 $$ MOC133-201-041500- /O.CON.KPAH.TO.W.0022.000000T0000Z-110404T1500Z/ SCOTT MO-MISSISSIPPI MO- 935 AM CDT MON APR 4 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 AM CDT FOR NORTHWESTERN MISSISSIPPI AND SOUTHEASTERN SCOTT COUNTIES IN SOUTHEAST MISSOURI... AT 933 AM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED NEAR MINER...MOVING NORTHEAST AT 50 MPH. LOCATIONS IN THE WARNING INCLUDE DIEHLSTADT. THIS INCLUDES INTERSTATE 55 BETWEEN EXITS 66 AND 67. LAT...LON 3686 8951 3699 8965 3715 8946 3696 8931 TIME...MOT...LOC 1435Z 237DEG 45KT 3695 8949 $$
402 WWUS53 KPAH 041446 SVSPAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 946 AM CDT MON APR 4 2011 MOC133-201-041500- /O.CON.KPAH.TO.W.0022.000000T0000Z-110404T1500Z/ SCOTT MO-MISSISSIPPI MO- 946 AM CDT MON APR 4 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 AM CDT FOR NORTH CENTRAL MISSISSIPPI AND EAST CENTRAL SCOTT COUNTIES IN SOUTHEAST MISSOURI... AT 942 AM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED 3 MILES NORTHEAST OF DIEHLSTADT...MOVING NORTHEAST AT 50 MPH. . LAT...LON 3692 8943 3704 8956 3715 8946 3696 8931 TIME...MOT...LOC 1446Z 237DEG 45KT 3702 8934 $$
The office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 7:46 AM CDT | Severe Thunderstorm Warning | PAH | Ripley | 29 min |
| Apr 4, 8:40 AM CDT | Severe Thunderstorm Warning | PAH | Cape Girardeau, Scott | 35 min |
| Apr 4, 9:43 AM CDT | Severe Thunderstorm Warning | PAH | Mississippi, New Madrid, Stoddard | 47 min |
Nearby
Tornado Warnings in Missouri, 2011Every tornado warning in 2011Tornadoes in 2011
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.