Alert archive / Missouri / Tornado Warnings in 2024
Tornado Warning 73, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Jul 16, 2024, 12:01 PM CDT for Jefferson County, Missouri. It was in force for 28 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 16, 2024, 12:01 PM CDT (17:01 UTC)
- Expired
- Jul 16, 2024, 12:29 PM CDT
- In force
- 28 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Jefferson County, MO
The radar
The St Louis radar (KLSX), 53 km from the middle of the area, began a volume at 17:00 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 |
|---|---|---|---|
| Jul 16, 12:01 PM CDT | TORNADO | 1 Nne Cedar Hill, MO | Corrects previous tornado report from 1 NNE Cedar Hill. Concentrated tree damage along a path that ran from just west of Byrnesville into Cedar Hill. Rated EF-0. |
| Jul 16, 12:04 PM CDT | TSTM WND DMG | 1 Nne Cedar Hill, MO | Trees and very large tree branches 9 inch in diameter broken at this location - Twitter report. |
| Jul 16, 12:04 PM CDT | TORNADO | 1 Nne Cedar Hill, MO | Concentrated tree damage along a path that ran long Silver Lane and approached Highway 30. EF-0 damage. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 5.0 hours before the alert went out and 266 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
- 675 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 819 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 179 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.0
The text
As transmitted.
121
WFUS53 KLSX 161701
TORLSX
MOC099-161745-
/O.NEW.KLSX.TO.W.0073.240716T1701Z-240716T1745Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
1201 PM CDT Tue Jul 16 2024
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Jefferson County in east central Missouri...
* Until 1245 PM CDT.
* At 1201 PM CDT, a severe thunderstorm capable of producing a
tornado was located over Cedar Hill, moving southeast at 50 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Hillsboro, Cedar Hill, and Cedar Hill Lakes around 1205 PM CDT.
Festus around 1215 PM CDT.
Crystal City and Olympian Village around 1220 PM CDT.
This also includes Sandy Creek Covered Bridge Historic Site and Gov.
Dunklin's Grave Historic Site.
This includes Interstate 55 in Missouri between exits 170 and 185.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3832 9076 3840 9074 3848 9063 3847 9062
3850 9059 3835 9036 3828 9037 3822 9036
3818 9033 3816 9028 3812 9025 3809 9029
3809 9033 3804 9041 3802 9049
TIME...MOT...LOC 1701Z 321DEG 45KT 3837 9065
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
BSH3 follow-up statements
964
WWUS53 KLSX 161706
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1206 PM CDT Tue Jul 16 2024
MOC099-161745-
/O.CON.KLSX.TO.W.0073.000000T0000Z-240716T1745Z/
Jefferson MO-
1206 PM CDT Tue Jul 16 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR
JEFFERSON COUNTY...
At 1206 PM CDT, a confirmed tornado was located over Cedar Hill,
moving southeast at 45 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornado will be near...
Hillsboro around 1210 PM CDT.
Horine around 1215 PM CDT.
Festus, Crystal City, and Herculaneum around 1220 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Olympian Village.
This also includes Sandy Creek Covered Bridge Historic Site and Gov.
Dunklin's Grave Historic Site.
This includes Interstate 55 in Missouri between exits 170 and 185.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3832 9076 3847 9054 3835 9036 3828 9037
3822 9036 3818 9033 3816 9028 3812 9025
3809 9029 3809 9033 3804 9041 3802 9049
TIME...MOT...LOC 1706Z 318DEG 38KT 3834 9061
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
BSH916
WWUS53 KLSX 161714
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1214 PM CDT Tue Jul 16 2024
MOC099-161745-
/O.CON.KLSX.TO.W.0073.000000T0000Z-240716T1745Z/
Jefferson MO-
1214 PM CDT Tue Jul 16 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR CENTRAL
JEFFERSON COUNTY...
At 1213 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Hillsboro, moving southeast at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Festus, Hillsboro, and Horine around 1220 PM CDT.
Crystal City and Herculaneum around 1225 PM CDT.
Other locations in the path of this tornadic thunderstorm include
Olympian Village.
This also includes Sandy Creek Covered Bridge Historic Site and Gov.
Dunklin's Grave Historic Site.
This includes Interstate 55 in Missouri between exits 170 and 185.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3827 9072 3843 9048 3835 9036 3828 9037
3822 9036 3818 9033 3816 9028 3812 9025
3809 9029 3809 9033 3804 9041 3802 9049
TIME...MOT...LOC 1713Z 319DEG 33KT 3830 9056
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
BSH387
WWUS53 KLSX 161729
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
1229 PM CDT Tue Jul 16 2024
MOC099-161739-
/O.CAN.KLSX.TO.W.0073.000000T0000Z-240716T1745Z/
Jefferson MO-
1229 PM CDT Tue Jul 16 2024
...THE TORNADO WARNING FOR CENTRAL JEFFERSON COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3827 9072 3843 9048 3835 9036 3828 9037
3822 9036 3818 9033 3816 9028 3812 9025
3809 9029 3809 9033 3804 9041 3802 9049
TIME...MOT...LOC 1727Z 321DEG 45KT 3814 9039
$$
BSHThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 2:17 AM CDT | Flood Watch | LSX | Audrain, Boone, Callaway, Cole, Crawford, Franklin and 19 more | 29 hr |
| Jul 16, 6:00 AM CDT | Severe Thunderstorm Warning | LSX | Shelby | 45 min |
| Jul 16, 6:20 AM CDT | Areal Flood Advisory | LSX | Marion, Ralls | 3 hr |
| Jul 16, 8:59 AM CDT | Areal Flood Advisory | LSX | Jefferson, Sainte Genevieve, Saint Francois | 34 min |
| Jul 16, 9:14 AM CDT | Severe Thunderstorm Warning | LSX | Audrain, Monroe, Shelby | 49 min |
| Jul 16, 9:16 AM CDT | River Flood Warning | LSX | Jefferson, Saint Louis | 4 days |
| Jul 16, 9:33 AM CDT | Flash Flood Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 3 hr |
| Jul 16, 9:47 AM CDT | Areal Flood Advisory | LSX | Crawford, Iron, Saint Francois, Washington | 3 hr |
| Jul 16, 10:43 AM CDT | Flash Flood Warning | LSX | Audrain, Lincoln, Monroe, Pike, Ralls, Shelby | 3 hr |
| Jul 16, 10:51 AM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles | 54 min |
| Jul 16, 11:35 AM CDT | Flash Flood Warning | LSX | Lincoln, Saint Charles, Warren | 3 hr |
| Jul 16, 11:37 AM CDT | Tornado Warning | LSX | Franklin, Warren | 27 min |
| Jul 16, 11:52 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Jefferson, Saint Louis | 38 min |
| Jul 16, 12:01 PM CDT | Flash Flood Warning | LSX | Franklin, Jefferson, Saint Charles, Saint Louis, Warren, City of Saint Louis | 3 hr |
| Jul 16, 12:31 PM CDT | Flash Flood Warning | LSX | Sainte Genevieve, Saint Francois, Washington | 3 hr |
| Jul 16, 12:49 PM CDT | River Flood Warning | LSX | Jefferson | 2 hr |
| Jul 16, 2:44 PM CDT | River Flood Warning | LSX | Jefferson | 15 hr |
| Jul 16, 3:24 PM CDT | River Flood Warning | LSX | Saint Charles | 12 hr |
| Jul 16, 5:42 PM CDT | River Flood Warning | LSX | Saint Charles | 4 days |
Nearby
Tornado Warnings in Missouri, 2024Every tornado warning in 2024Tornadoes in 2024
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.