Alert archive / Missouri / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 54, NWS Springfield, MO

May 16, 2021Morgan County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at May 16, 2021, 3:31 PM CDT for Morgan County, Missouri. It was in force for 29 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
May 16, 2021, 3:31 PM CDT (20:31 UTC)
Expired
May 16, 2021, 4:00 PM CDT
In force
29 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Morgan County, MO

The radar

The Pleasant Hill radar (KEAX), 113 km from the middle of the area, began a volume at 20:34 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, 8.5 hours before the alert went out and 208 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2021-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 122 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2021-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
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

Open this sounding in Storm Lab

The text

As transmitted.

604 
WUUS53 KSGF 162031
SVRSGF
MOC141-162100-
/O.NEW.KSGF.SV.W.0054.210516T2031Z-210516T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
331 PM CDT Sun May 16 2021

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Northwestern Morgan County in central Missouri...

* Until 400 PM CDT.

* At 331 PM CDT, a severe thunderstorm was located near Smithton, or
  11 miles east of Sedalia, 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.

* Locations impacted include...
  Syracuse...                       Florence...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3869 9302 3868 9284 3867 9284 3857 9301
      3859 9307 3869 9306
TIME...MOT...LOC 2031Z 214DEG 20KT 3864 9304 

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

Wise
2 follow-up statements
153 
WWUS53 KSGF 162041
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
341 PM CDT Sun May 16 2021

MOC141-162100-
/O.CON.KSGF.SV.W.0054.000000T0000Z-210516T2100Z/
Morgan MO-
341 PM CDT Sun May 16 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR NORTHWESTERN MORGAN COUNTY...

At 341 PM CDT, a severe thunderstorm was located over Otterville, or
11 miles west of Tipton, moving northeast at 35 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Syracuse...                       Florence...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3869 9302 3868 9284 3867 9284 3858 9299
      3860 9306 3869 9306
TIME...MOT...LOC 2041Z 208DEG 31KT 3866 9300 

HAIL...1.50IN
WIND...60MPH
 
$$

Wise
344 
WWUS53 KSGF 162100
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
400 PM CDT Sun May 16 2021

MOC141-162110-
/O.EXP.KSGF.SV.W.0054.000000T0000Z-210516T2100Z/
Morgan MO-
400 PM CDT Sun May 16 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MORGAN COUNTY HAS
EXPIRED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been allowed to expire.  However small
hail and gusty winds are still possible with this thunderstorm.

LAT...LON 3869 9302 3868 9284 3867 9284 3858 9299
      3860 9306 3869 9306
TIME...MOT...LOC 2100Z 214DEG 20KT 3875 9293 

$$

Wise

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 3:27 PM CDTSpecial Weather StatementSGFMorgan33 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.