Alert archive / Missouri / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 521, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Sep 15, 2026, 7:36 PM CDT for Clinton County, DeKalb County, Missouri. It was in force for 22 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
- Sep 15, 2026, 7:36 PM CDT (00:36 UTC)
- Expired
- Sep 15, 2026, 7:58 PM CDT
- In force
- 22 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clinton County, MO, DeKalb County, MO
The radar
The Pleasant Hill radar (KEAX), 97 km from the middle of the area, began a volume at 00:35 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 nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.6 hours before the alert went out and 134 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
- 111 J/kg
- Mixed-layer CIN
- -279 J/kg
- Mixed-layer LCL
- 728 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 243 m²/s²
- 0-3 km storm-relative helicity
- 369 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.2
The text
As transmitted.
646
WUUS53 KEAX 160036
SVREAX
MOC049-063-160115-
/O.NEW.KEAX.SV.W.0521.260916T0036Z-260916T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
736 PM CDT Tue Sep 15 2026
The National Weather Service in Pleasant Hill has issued a
* Severe Thunderstorm Warning for...
Northern Clinton County in northwestern Missouri...
Southeastern DeKalb County in northwestern Missouri...
* Until 815 PM CDT.
* At 736 PM CDT, a severe thunderstorm was located near
Stewartsville, or near Gower, moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Cameron, Stewartsville, Osborn, and Turney.
This includes Interstate 35 in Missouri between mile markers 44 and
55.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3960 9421 3964 9458 3977 9457 3980 9421
TIME...MOT...LOC 0036Z 277DEG 19KT 3970 9452
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BMW2 follow-up statements
858
WWUS53 KEAX 160050
SVSEAX
Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
750 PM CDT Tue Sep 15 2026
MOC063-160100-
/O.CAN.KEAX.SV.W.0521.000000T0000Z-260916T0115Z/
DeKalb MO-
750 PM CDT Tue Sep 15 2026
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DEKALB COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
&&
LAT...LON 3960 9421 3963 9447 3974 9445 3974 9421
TIME...MOT...LOC 0050Z 277DEG 19KT 3969 9442
$$
MOC049-160115-
/O.CON.KEAX.SV.W.0521.000000T0000Z-260916T0115Z/
Clinton MO-
750 PM CDT Tue Sep 15 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR NORTHEASTERN CLINTON COUNTY...
At 750 PM CDT, a severe thunderstorm was located near Osborn, or 8
miles north of Plattsburg, moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Cameron and Turney.
This includes Interstate 35 in Missouri between mile markers 44 and
53.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3960 9421 3963 9447 3974 9445 3974 9421
TIME...MOT...LOC 0050Z 277DEG 19KT 3969 9442
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BMW813 WWUS53 KEAX 160058 SVSEAX Severe Weather Statement National Weather Service Kansas City/Pleasant Hill MO 758 PM CDT Tue Sep 15 2026 MOC049-160108- /O.CAN.KEAX.SV.W.0521.000000T0000Z-260916T0115Z/ Clinton MO- 758 PM CDT Tue Sep 15 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CLINTON COUNTY IS CANCELLED... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning has been cancelled. && LAT...LON 3960 9421 3963 9447 3974 9445 3974 9421 TIME...MOT...LOC 0056Z 277DEG 19KT 3968 9436 $$ BMW
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 7:09 PM CDT | Severe Thunderstorm Warning | EAX | Macon, Randolph | 38 min |
| Sep 15, 7:13 PM CDT | Areal Flood Advisory | EAX | Grundy, Harrison, Mercer | 4 hr |
| Sep 15, 7:15 PM CDT | Severe Thunderstorm Warning | EAX | Cass | 30 min |
| Sep 15, 7:38 PM CDT | Severe Thunderstorm Warning | EAX | Caldwell, Daviess, Grundy, Linn, Livingston | 52 min |
| Sep 15, 7:45 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 30 min |
| Sep 15, 7:49 PM CDT | Areal Flood Advisory | EAX | Cass, Jackson | 4 hr |
| Sep 15, 8:22 PM CDT | Areal Flood Advisory | EAX | Jackson | 3 hr |
| Sep 15, 8:48 PM CDT | Flash Flood Warning | EAX | Cass, Jackson | 4 hr |
| Sep 15, 9:04 PM CDT | Areal Flood Advisory | EAX | Adair, Linn, Macon, Mercer, Putnam, Schuyler and 1 more | 5 hr |
| Sep 15, 10:41 PM CDT | River Flood Warning | EAX | Buchanan | 35 hr |
| Sep 15, 10:41 PM CDT | River Flood Warning | EAX | Platte | 5 days |
| Sep 15, 10:42 PM CDT | River Flood Warning | EAX | Platte | 6 days |
| Sep 15, 10:43 PM CDT | River Flood Warning | EAX | Daviess, Gentry | 61 hr |
| Sep 15, 10:44 PM CDT | River Flood Warning | EAX | Daviess, Livingston | 3 days |
| Sep 15, 10:44 PM CDT | River Flood Warning | EAX | Linn, Livingston | 3 days |
| Sep 15, 10:44 PM CDT | River Flood Warning | EAX | Carroll, Chariton, Linn, Livingston | 41 hr |
| Sep 15, 10:45 PM CDT | River Flood Warning | EAX | Carroll, Chariton | 5 days |
| Sep 16, 1:15 AM CDT | Areal Flood Advisory | EAX | Adair, Chariton, Grundy, Linn, Livingston, Macon and 4 more | 8 hr |
| Sep 16, 9:14 AM CDT | Areal Flood Warning | EAX | Adair, Chariton, Grundy, Linn, Livingston, Macon and 4 more | 6 hr |
Nearby
Severe Thunderstorm Warnings in Missouri, 2026Every severe thunderstorm warning in 2026
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.