Alert archive / Missouri / Tornado Warnings in 2025
Tornado Warning 70, NWS St. Louis, MO
NWS St. Louis, MO issued this tornado warning at May 19, 2025, 8:43 PM CDT for Iron County, Washington County, Missouri. It was in force for 47 min. 2 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
- May 19, 2025, 8:43 PM CDT (01:43 UTC)
- Expired
- May 19, 2025, 9:30 PM CDT
- In force
- 47 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Iron County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 110 km from the middle of the area, began a volume at 01:44 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 |
|---|---|---|---|
| May 19, 8:56 PM CDT | TSTM WND DMG | 6 Wsw Belgrade, MO | Via Facebook: Numerous downed and damaged trees along and blocking Highway DD on the Washington/Iron County line. Report notes that this is the case for miles along this road. |
| May 19, 8:56 PM CDT | TORNADO | 6 Wsw Belgrade, MO | NWS Storm Survey revealed an EF-1 tornado in far northern Iron county and southern Washington county. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 19, 8:26 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 1.7 hours before the alert went out and 336 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
- 1664 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 883 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 231 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 14.9
The text
As transmitted.
897
WFUS53 KLSX 200143
TORLSX
MOC093-221-200230-
/O.NEW.KLSX.TO.W.0070.250520T0143Z-250520T0230Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service St Louis MO
843 PM CDT Mon May 19 2025
The National Weather Service in St Louis has issued a
* Tornado Warning for...
Southern Washington County in east central Missouri...
Northwestern Iron County in southeastern Missouri...
* Until 930 PM CDT.
* At 843 PM CDT, a severe thunderstorm capable of producing a
tornado was located near Bixby, or 21 miles west of Ironton,
moving north at 30 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...
Irondale, Courtois, Bixby, Caledonia, Belgrade and Shirley.
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 3774 9109 3800 9107 3785 9065 3760 9089
3760 9102 3763 9109
TIME...MOT...LOC 0142Z 201DEG 24KT 3765 9102
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
$$
Jaja2 follow-up statements
342
WWUS53 KLSX 200158
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
858 PM CDT Mon May 19 2025
MOC093-221-200230-
/O.CON.KLSX.TO.W.0070.000000T0000Z-250520T0230Z/
Iron MO-Washington MO-
858 PM CDT Mon May 19 2025
...TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR SOUTHERN
WASHINGTON COUNTY IN EAST CENTRAL MISSOURI AND NORTH CENTRAL IRON
COUNTY IN SOUTHEASTERN MISSOURI...
At 858 PM CDT, a tornado producing storm was located 7 miles east of
Courtois, or 16 miles southwest of Potosi, moving north at 30 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows and vehicles will occur. Tree
damage is likely.
Locations impacted include...
Irondale, Shirley and Belgrade.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built
building away from windows. If you are outdoors, in a mobile home,
or in a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3771 9108 3800 9107 3785 9065 3771 9089
TIME...MOT...LOC 0143Z 201DEG 24KT 3766 9101
TORNADO...OBSERVED
MAX HAIL SIZE...<1.00 IN
$$
Jaja500
WWUS53 KLSX 200200
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
900 PM CDT Mon May 19 2025
MOC093-200210-
/O.CAN.KLSX.TO.W.0070.000000T0000Z-250520T0230Z/
Iron MO-
900 PM CDT Mon May 19 2025
...TORNADO WARNING IS CANCELLED FOR NORTH CENTRAL IRON COUNTY...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled. A Tornado Warning still remains in effect for
Washington County.
A Tornado Watch remains in effect until 300 AM CDT Tuesday for a
portion of southeast Missouri.
&&
LAT...LON 3774 9108 3800 9107 3785 9065 3773 9085
3773 9089 3774 9098
TIME...MOT...LOC 0158Z 201DEG 24KT 3775 9096
$$
MOC221-200230-
/O.CON.KLSX.TO.W.0070.000000T0000Z-250520T0230Z/
Washington MO-
900 PM CDT Mon May 19 2025
...TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR SOUTHERN
WASHINGTON COUNTY IN EAST CENTRAL MISSOURI...
At 900 PM CDT, a tornado producing storm was located 7 miles east of
Courtois, or 15 miles southwest of Potosi, moving north at 30 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows and vehicles will occur. Tree
damage is likely.
Locations impacted include...
Irondale, Shirley and Belgrade.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built
building away from windows. If you are outdoors, in a mobile home,
or in a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 3774 9108 3800 9107 3785 9065 3773 9085
3773 9089 3774 9098
TIME...MOT...LOC 0158Z 201DEG 24KT 3775 9096
TORNADO...OBSERVED
MAX HAIL SIZE...<1.00 IN
$$
JajaThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:53 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 32 min |
| May 19, 8:00 PM CDT | Tornado Warning | LSX | Jefferson | 24 min |
| May 19, 8:02 PM CDT | Severe Thunderstorm Warning | LSX | Cole, Moniteau | 58 min |
| May 19, 8:33 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 42 min |
| May 19, 8:35 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 40 min |
| May 19, 8:42 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway, Osage | 63 min |
| May 19, 8:55 PM CDT | Areal Flood Advisory | LSX | Audrain, Lewis, Marion, Monroe, Ralls, Shelby | 6 hr |
| May 19, 9:28 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Ralls | 47 min |
| May 19, 9:33 PM CDT | Tornado Warning | LSX | Washington | 42 min |
| May 19, 9:34 PM CDT | Tornado Warning | LSX | Marion | 38 min |
| May 19, 9:35 PM CDT | Tornado Warning | LSX | Crawford | 14 min |
| May 19, 10:01 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis | 44 min |
| May 19, 10:13 PM CDT | Tornado Warning | LSX | Franklin, Jefferson, Washington | 32 min |
| May 19, 10:17 PM CDT | Tornado Warning | LSX | Washington | 31 min |
| May 19, 10:26 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Iron, Reynolds, Washington | 49 min |
| May 19, 10:30 PM CDT | Tornado Warning | LSX | Crawford, Iron, Reynolds, Washington | 45 min |
| May 19, 10:43 PM CDT | Tornado Warning | LSX | Jefferson, Washington | 32 min |
| May 19, 10:47 PM CDT | Tornado Warning | LSX | Crawford, Franklin, Gasconade, Washington | 43 min |
| May 19, 10:53 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 68 min |
| May 19, 11:03 PM CDT | Tornado Warning | LSX | Pike | 25 min |
| May 19, 11:07 PM CDT | Areal Flood Advisory | LSX | Marion, Ralls | 4 hr |
| May 19, 11:07 PM CDT | Tornado Warning | LSX | Franklin, Iron, Saint Francois, Washington | 38 min |
| May 19, 11:10 PM CDT | Tornado Warning | LSX | Jefferson, Saint Louis | 30 min |
| May 19, 11:33 PM CDT | Tornado Warning | LSX | Jefferson, Sainte Genevieve, Saint Francois | 42 min |
| May 19, 11:39 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 47 min |
| May 19, 11:44 PM CDT | Tornado Warning | LSX | Madison | 36 min |
| May 20, 12:03 AM CDT | Areal Flood Advisory | LSX | Crawford, Franklin, Iron, Jefferson, Lincoln, Saint Charles and 6 more | 6 hr |
| May 20, 12:12 AM CDT | Tornado Warning | LSX | Jefferson, Sainte Genevieve | 33 min |
| May 20, 1:53 AM CDT | Areal Flood Warning | LSX | Saint Louis | 3 hr |
| May 20, 9:44 AM CDT | River Flood Warning | LSX | Crawford, Washington | 35 hr |
| May 20, 9:44 AM CDT | River Flood Warning | LSX | Crawford | 24 hr |
Nearby
Tornado Warnings in Missouri, 2025Every tornado warning in 2025Tornadoes in 2025
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.