Alert archive / Missouri / Tornado Warnings in 2024
Tornado Warning 76, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at Oct 31, 2024, 1:45 AM CDT for Franklin County, Warren County, Missouri. It was in force for 30 min. 1 report 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
- Oct 31, 2024, 1:45 AM CDT (06:45 UTC)
- Expired
- Oct 31, 2024, 2:15 AM CDT
- In force
- 30 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Franklin County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 41 km from the middle of the area, began a volume at 06:46 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 |
|---|---|---|---|
| Oct 31, 1:49 AM CDT | TSTM WND DMG | 1 Wsw New Haven, MO | Tree snapped. Time estimated from radar. |
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 00:00Z, 6.8 hours before the alert went out and 279 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
- 17 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 1444 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 188 m²/s²
- 0-3 km storm-relative helicity
- 252 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
324
WFUS53 KLSX 310645
TORLSX
MOC071-219-310715-
/O.NEW.KLSX.TO.W.0076.241031T0645Z-241031T0715Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
145 AM CDT Thu Oct 31 2024
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Northwestern Franklin County in east central Missouri...
Southeastern Warren County in east central Missouri...
* Until 215 AM CDT.
* At 145 AM CDT, a severe thunderstorm capable of producing a
tornado was located 5 miles north of Gerald, or 11 miles southwest
of New Haven, moving northeast at 55 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.
* Locations impacted include...
Washington, New Haven, Gerald, Marthasville, Treloar, Dutzow, Lyon
and Holstein.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built
building away from 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 3863 9123 3875 9096 3855 9096 3854 9095
3854 9094 3848 9109 3840 9137 3857 9137
TIME...MOT...LOC 0645Z 242DEG 46KT 3847 9133
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
Gosselin2 follow-up statements
438
WWUS53 KLSX 310703
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
203 AM CDT Thu Oct 31 2024
MOC219-310713-
/O.CAN.KLSX.TO.W.0076.000000T0000Z-241031T0715Z/
Warren MO-
203 AM CDT Thu Oct 31 2024
...TORNADO WARNING IS CANCELLED FOR SOUTHEASTERN WARREN COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
&&
LAT...LON 3848 9109 3847 9113 3861 9122 3861 9118
3860 9115 3860 9112 3861 9108 3861 9106
3860 9105 3860 9104 3859 9103 3857 9102
3856 9099 3855 9097 3854 9094
TIME...MOT...LOC 0645Z 242DEG 46KT 3848 9132
$$
MOC071-310715-
/O.CON.KLSX.TO.W.0076.000000T0000Z-241031T0715Z/
Franklin MO-
203 AM CDT Thu Oct 31 2024
...TORNADO WARNING REMAINS IN EFFECT UNTIL 215 AM CDT FOR NORTH
CENTRAL FRANKLIN COUNTY...
At 203 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Union, moving east 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.
Locations impacted include...
Washington and New Haven.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built
building away from 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 3848 9109 3847 9113 3861 9122 3861 9118
3860 9115 3860 9112 3861 9108 3861 9106
3860 9105 3860 9104 3859 9103 3857 9102
3856 9099 3855 9097 3854 9094
TIME...MOT...LOC 0645Z 272DEG 36KT 3849 9130
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
Gosselin465
WWUS53 KLSX 310716
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
216 AM CDT Thu Oct 31 2024
MOC071-310726-
/O.EXP.KLSX.TO.W.0076.000000T0000Z-241031T0715Z/
Franklin MO-
216 AM CDT Thu Oct 31 2024
...TORNADO WARNING HAS EXPIRED FOR NORTH CENTRAL FRANKLIN COUNTY...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been allowed to expire.
&&
LAT...LON 3848 9109 3847 9113 3861 9122 3861 9118
3860 9115 3860 9112 3861 9108 3861 9106
3860 9105 3860 9104 3859 9103 3857 9102
3856 9099 3855 9097 3854 9094
TIME...MOT...LOC 0703Z 272DEG 36KT 3848 9107
$$
GosselinThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 30, 10:32 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Shelby | 43 min |
| Oct 30, 11:07 PM CDT | Severe Thunderstorm Warning | LSX | Lewis, Marion, Ralls | 53 min |
| Oct 31, 1:34 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade | 43 min |
| Oct 31, 2:15 AM CDT | Severe Thunderstorm Warning | LSX | Franklin, Saint Charles, Saint Louis, City of Saint Louis | 39 min |
| Oct 31, 2:26 AM CDT | Tornado Warning | LSX | Saint Charles, Saint Louis | 28 min |
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.