Alert archive / Missouri / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 41, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at May 16, 2021, 4:04 PM CDT for Moniteau County, Missouri. It was in force for 41 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 16, 2021, 4:04 PM CDT (21:04 UTC)
- Expired
- May 16, 2021, 4:45 PM CDT
- In force
- 41 min
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Moniteau County, MO
The radar
The Pleasant Hill radar (KEAX), 131 km from the middle of the area, began a volume at 21:09 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 16, 4:16 PM CDT | HAIL 0.88 | Tipton, MO | DIME TO NICKEL SIZED HAIL. |
| May 16, 4:18 PM CDT | HAIL 1 | Tipton, MO | TRAINED SPOTTER REPORTED 1IN HAIL, STRONG WIND AND HEAVY RAIN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 9.1 hours before the alert went out and 214 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
- 122 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 1041 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
384
WUUS53 KLSX 162104
SVRLSX
MOC135-162145-
/O.NEW.KLSX.SV.W.0041.210516T2104Z-210516T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
404 PM CDT Sun May 16 2021
The National Weather Service in St Louis has issued a
* Severe Thunderstorm Warning for...
Southwestern Moniteau County in central Missouri...
* Until 445 PM CDT.
* At 403 PM CDT, a severe thunderstorm was located near Tipton,
moving east at 15 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Tipton and Clarksburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3868 9284 3869 9283 3868 9283 3869 9278
3868 9262 3853 9262 3854 9277 3860 9284
TIME...MOT...LOC 2103Z 269DEG 12KT 3863 9286
HAIL...1.25IN
WIND...60MPH
$$
Carney3 follow-up statements
601
WWUS53 KLSX 162111
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
411 PM CDT Sun May 16 2021
MOC135-162145-
/O.CON.KLSX.SV.W.0041.000000T0000Z-210516T2145Z/
Moniteau MO-
411 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SOUTHWESTERN MONITEAU COUNTY...
At 410 PM CDT, a severe thunderstorm was located over Tipton, moving
east at 15 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Tipton, Clarksburg and Latham.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3868 9284 3869 9283 3868 9283 3869 9278
3868 9262 3853 9262 3854 9277 3860 9284
TIME...MOT...LOC 2110Z 269DEG 12KT 3863 9283
HAIL...1.25IN
WIND...60MPH
$$
Carney118
WWUS53 KLSX 162131
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
431 PM CDT Sun May 16 2021
MOC135-162145-
/O.CON.KLSX.SV.W.0041.000000T0000Z-210516T2145Z/
Moniteau MO-
431 PM CDT Sun May 16 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR WEST CENTRAL MONITEAU COUNTY...
At 429 PM CDT, a severe thunderstorm was located over Clarksburg,
moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters. At 4:18 PM quarter sized hail was
reported in Tipton MO.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Tipton and Clarksburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3868 9282 3868 9262 3857 9262 3858 9272
3861 9282
TIME...MOT...LOC 2129Z 268DEG 17KT 3863 9270
HAIL...1.25IN
WIND...60MPH
$$
BRC923
WWUS53 KLSX 162144
SVSLSX
Severe Weather Statement
National Weather Service St Louis MO
444 PM CDT Sun May 16 2021
MOC135-162154-
/O.EXP.KLSX.SV.W.0041.000000T0000Z-210516T2145Z/
Moniteau MO-
444 PM CDT Sun May 16 2021
...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL MONITEAU COUNTY
WILL EXPIRE AT 445 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
LAT...LON 3868 9282 3868 9262 3857 9262 3858 9272
3861 9282
TIME...MOT...LOC 2144Z 269DEG 12KT 3863 9264
$$
19The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 4:49 PM CDT | Severe Thunderstorm Warning | LSX | Boone, Callaway | 41 min |
| May 16, 6:00 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Osage | 45 min |
| May 16, 6:43 PM CDT | Severe Thunderstorm Warning | LSX | Callaway, Gasconade, Montgomery, Osage | 23 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2021Every severe thunderstorm warning in 2021
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.