Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 110, NWS St. Louis, MO

June 28, 2021Cole County, Moniteau County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Jun 28, 2021, 4:37 PM CDT for Cole County, Moniteau County, Missouri. It was in force for 53 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: Jun 28, 2021, 4:37 PM CDT (21:37 UTC)
Expired: Jun 28, 2021, 5:30 PM CDT
In force: 53 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Cole County, MO, Moniteau County, MO

The radar

The Pleasant Hill radar (KEAX), 152 km from the middle of the area, began a volume at 21:41 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

Springfield, MO (KSGF), launched 12:00Z, 9.6 hours before the alert went out and 215 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1005 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 754 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

372 
WUUS53 KLSX 282137
SVRLSX
MOC051-135-282230-
/O.NEW.KLSX.SV.W.0110.210628T2137Z-210628T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service St Louis MO
437 PM CDT Mon Jun 28 2021

The National Weather Service in St Louis has issued a

* Severe Thunderstorm Warning for...
  West central Cole County in central Missouri...
  Southeastern Moniteau County in central Missouri...

* Until 530 PM CDT.

* At 437 PM CDT, a severe thunderstorm was located near High Point,
  moving northeast at 25 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.

* This severe thunderstorm will be near...
  High Point around 450 PM CDT.

Other locations in the path of this severe thunderstorm include
Russellville, California and McGirk.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3871 9255 3855 9235 3843 9249 3843 9262
      3851 9273
TIME...MOT...LOC 2137Z 218DEG 22KT 3842 9267 

HAIL...1.00IN
WIND...60MPH
 
$$

Glass

4 follow-up statements

815 
WWUS53 KLSX 282152
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
452 PM CDT Mon Jun 28 2021

MOC051-135-282230-
/O.CON.KLSX.SV.W.0110.000000T0000Z-210628T2230Z/
Cole MO-Moniteau MO-
452 PM CDT Mon Jun 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR WEST CENTRAL COLE AND SOUTHEASTERN MONITEAU COUNTIES...

At 451 PM CDT, a severe thunderstorm was located over High Point,
moving northeast at 30 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...
  Russellville, California and McGirk.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3871 9255 3855 9235 3843 9249 3843 9262
      3851 9273
TIME...MOT...LOC 2151Z 218DEG 27KT 3850 9256 

HAIL...1.00IN
WIND...60MPH
 
$$

Glass

535 
WWUS53 KLSX 282201
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
501 PM CDT Mon Jun 28 2021

MOC051-135-282230-
/O.CON.KLSX.SV.W.0110.000000T0000Z-210628T2230Z/
Cole MO-Moniteau MO-
501 PM CDT Mon Jun 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR WEST CENTRAL COLE AND SOUTHEASTERN MONITEAU COUNTIES...

At 500 PM CDT, a severe thunderstorm was located near Russellville,
moving northeast at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
California, Russellville, High Point, McGirk, Lohman and Enon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3871 9255 3855 9235 3843 9249 3843 9259
      3860 9265
TIME...MOT...LOC 2200Z 218DEG 22KT 3855 9251 

HAIL...0.75IN
WIND...60MPH
 
$$

Glass

839 
WWUS53 KLSX 282210
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
510 PM CDT Mon Jun 28 2021

MOC051-135-282230-
/O.CON.KLSX.SV.W.0110.000000T0000Z-210628T2230Z/
Cole MO-Moniteau MO-
510 PM CDT Mon Jun 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR WEST CENTRAL COLE AND SOUTHEASTERN MONITEAU COUNTIES...

At 509 PM CDT, a severe thunderstorm was located near McGirk, moving
northeast at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
California, Russellville, McGirk, Lohman and Enon. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3869 9253 3855 9235 3843 9249 3855 9255
      3863 9260
TIME...MOT...LOC 2209Z 214DEG 22KT 3856 9246 

HAIL...0.75IN
WIND...60MPH
 
$$

Glass

065 
WWUS53 KLSX 282223
SVSLSX

Severe Weather Statement
National Weather Service St Louis MO
523 PM CDT Mon Jun 28 2021

MOC051-135-282233-
/O.EXP.KLSX.SV.W.0110.000000T0000Z-210628T2230Z/
Cole MO-Moniteau MO-
523 PM CDT Mon Jun 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL COLE AND
SOUTHEASTERN MONITEAU COUNTIES WILL EXPIRE AT 530 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.  However gusty winds and heavy rain are still
possible with this thunderstorm.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
St Louis.

LAT...LON 3869 9253 3855 9235 3843 9249 3855 9255
      3863 9260
TIME...MOT...LOC 2223Z 218DEG 22KT 3862 9240 

$$

Glass

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 28, 3:42 AM CDT	Areal Flood Advisory	LSX	Callaway, Cole, Osage	3 hr
Jun 28, 3:54 AM CDT	Flash Flood Watch	LSX	Audrain, Boone, Callaway, Cole, Knox, Lewis and 6 more	39 hr
Jun 28, 2:05 PM CDT	Areal Flood Advisory	LSX	Saint Louis	3 hr
Jun 28, 6:11 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Montgomery, Warren	49 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2021 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.