Alert archive / Missouri / Tornado Warnings in 2020

Tornado Warning 3, NWS Springfield, MO

January 10, 2020Polk County, Missouri

NWS Springfield, MO issued this tornado warning at Jan 10, 2020, 2:35 PM CST for Polk County, Missouri. It was in force for 25 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: Jan 10, 2020, 2:35 PM CST (20:35 UTC)
Expired: Jan 10, 2020, 3:00 PM CST
In force: 25 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County Polk County, MO

The radar

The Springfield radar (KSGF), 57 km from the middle of the area, began a volume at 20:35 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

Springfield, MO (KSGF), launched 12:00Z, 8.6 hours before the alert went out and 98 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: 619 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 540 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 176 m²/s²
0-3 km storm-relative helicity: 178 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

As transmitted.

418 
WFUS53 KSGF 102035
TORSGF
MOC167-102100-
/O.NEW.KSGF.TO.W.0003.200110T2035Z-200110T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
235 PM CST Fri Jan 10 2020

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Northwestern Polk County in southwestern Missouri...

* Until 300 PM CST.
    
* At 235 PM CST, a severe thunderstorm capable of producing a tornado
  was located over Fair Play, or 9 miles northwest of Bolivar, moving
  northeast at 35 mph.

  HAZARD...Tornado and golf ball size hail.

  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...
  Pomme de Terre Lake...            Humansville...
  Flemington...                     Dunnegan...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid 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 3781 9342 3777 9326 3762 9355 3768 9361
      3770 9361 3781 9356
TIME...MOT...LOC 2035Z 227DEG 29KT 3767 9356 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Albano

1 follow-up statement

574 
WWUS53 KSGF 102041
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
241 PM CST Fri Jan 10 2020

MOC167-102100-
/O.CON.KSGF.TO.W.0003.000000T0000Z-200110T2100Z/
Polk MO-
241 PM CST Fri Jan 10 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CST FOR
NORTHWESTERN POLK COUNTY...
        
At 240 PM CST, a confirmed tornado was located near Fair Play, or 8
miles northwest of Bolivar, moving northeast at 30 mph.

HAZARD...Damaging tornado and golf ball size hail.

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...
Pomme de Terre Lake...            Humansville...
Flemington...                     Dunnegan...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid 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 3781 9342 3777 9326 3762 9355 3768 9361
      3770 9361 3781 9356
TIME...MOT...LOC 2040Z 228DEG 28KT 3769 9352 

TORNADO...OBSERVED
HAIL...1.75IN

$$

Albano

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 10, 2:55 AM CST	Winter Storm Warning	SGF	Barton, Benton, Cedar, Dade, Hickory, Jasper and 3 more	39 hr
Jan 10, 2:55 AM CST	Winter Weather Advisory	SGF	Barry, Camden, Christian, Dallas, Dent, Douglas and 15 more	39 hr
Jan 10, 9:14 AM CST	River Flood Warning	SGF	Vernon	4 days
Jan 10, 9:14 AM CST	River Flood Warning	SGF	St. Clair	19 hr
Jan 10, 10:16 AM CST	River Flood Warning	SGF	Shannon	52 hr
Jan 10, 10:16 AM CST	River Flood Warning	SGF	Shannon	62 hr
Jan 10, 10:19 AM CST	River Flood Warning	SGF	Stone	53 hr
Jan 10, 12:29 PM CST	Special Weather Statement	SGF	Barton	46 min
Jan 10, 12:46 PM CST	Severe Thunderstorm Warning	SGF	Barton, Jasper	44 min
Jan 10, 1:11 PM CST	Special Weather Statement	SGF	Barry	34 min
Jan 10, 1:23 PM CST	Severe Thunderstorm Warning	SGF	Barton, Cedar, Vernon	52 min
Jan 10, 1:42 PM CST	Tornado Warning	SGF	Cedar, Vernon	33 min
Jan 10, 1:54 PM CST	Special Weather Statement	SGF	Dade	36 min
Jan 10, 2:13 PM CST	Severe Thunderstorm Warning	SGF	Cedar, St. Clair	26 min
Jan 10, 2:22 PM CST	Severe Thunderstorm Warning	SGF	Cedar, Polk	38 min
Jan 10, 2:24 PM CST	Tornado Warning	SGF	Cedar, Polk	36 min
Jan 10, 2:27 PM CST	Special Weather Statement	SGF	Miller	48 min
Jan 10, 2:38 PM CST	Severe Thunderstorm Warning	SGF	Camden, Miller	37 min
Jan 10, 2:45 PM CST	Special Weather Statement	SGF	McDonald	45 min
Jan 10, 2:51 PM CST	Tornado Warning	SGF	Hickory, Polk	24 min
Jan 10, 2:56 PM CST	Severe Thunderstorm Warning	SGF	McDonald, Newton	37 min
Jan 10, 3:20 PM CST	Severe Thunderstorm Warning	SGF	Barry, Jasper, Lawrence, McDonald, Newton	40 min
Jan 10, 3:48 PM CST	Tornado Warning	SGF	Barry, Lawrence, Newton	27 min
Jan 10, 4:03 PM CST	Flash Flood Warning	SGF	Barry, Cedar, Dade, Greene, Jasper, Lawrence and 3 more	19 hr
Jan 10, 4:14 PM CST	Severe Thunderstorm Warning	SGF	Barry, Lawrence, McDonald, Newton, Stone	46 min
Jan 10, 4:54 PM CST	Severe Thunderstorm Warning	SGF	Barry, Christian, Lawrence, Stone, Taney	66 min
Jan 10, 5:01 PM CST	Flash Flood Warning	SGF	Barry, Christian, Dallas, Greene, Laclede, Lawrence and 4 more	18 hr
Jan 10, 5:07 PM CST	Tornado Warning	SGF	Barry, Stone	23 min
Jan 10, 5:22 PM CST	Severe Thunderstorm Warning	SGF	Christian, Greene, Stone	38 min
Jan 10, 5:33 PM CST	Flash Flood Warning	SGF	Benton, Camden, Dallas, Hickory, Laclede, Maries and 4 more	17 hr
Jan 10, 5:45 PM CST	Severe Thunderstorm Warning	SGF	Dallas, Greene, Laclede, Webster, Wright	45 min
Jan 10, 5:47 PM CST	Tornado Warning	SGF	Greene, Webster	28 min

Nearby

Tornado Warnings in Missouri, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.