Alert archive / Missouri / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 63, NWS Springfield, MO

April 30, 20194 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 30, 2019, 7:54 PM CDT for 4 counties in Missouri. It was in force for 51 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: Apr 30, 2019, 7:54 PM CDT (00:54 UTC)
Expired: Apr 30, 2019, 8:45 PM CDT
In force: 51 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Barry County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 68 km from the middle of the area, began a volume at 00:55 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 30, 12:02 PM CDT	Tornado Watch	SPC	13 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 0.9 hours before the alert went out and 17 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: 390 J/kg
Mixed-layer CIN: -76 J/kg
Mixed-layer LCL: 893 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 158 m²/s²
0-3 km storm-relative helicity: 312 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 4.0

Open this sounding in Storm Lab

The text

As transmitted.

740 
WUUS53 KSGF 010054
SVRSGF
MOC009-109-119-145-010145-
/O.NEW.KSGF.SV.W.0063.190501T0054Z-190501T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Springfield MO
754 PM CDT TUE APR 30 2019

The National Weather Service in Springfield has issued a

* Severe Thunderstorm Warning for...
  Southeastern Newton County in southwestern Missouri...
  McDonald County in southwestern Missouri...
  Barry County in southwestern Missouri...
  Southern Lawrence County in southwestern Missouri...

* Until 845 PM CDT.

* At 754 PM CDT, severe thunderstorms were located along a line
  extending from near Mount Vernon to near South West City, moving
  east at 40 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...
  Big Sugar Creek State Park...     Roaring River State Park...
  Monett...                         Aurora...
  Mount Vernon...                   Cassville...
  Marionville...                    Anderson...
  Noel...                           Pierce City...
  Purdy...                          South West City...
  Seligman...                       Pineville...
  Exeter...                         Wheaton...
  Verona...                         Butterfield...
  Washburn...                       Lanagan...

This includes the following highways...
 Interstate 44 between mile markers 40 and 52.
 Interstate 49 between mile markers 1 and 10.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Springfield.

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

A Tornado Watch remains in effect until 1100 PM CDT for southwestern
Missouri.

LAT...LON 3650 9462 3654 9462 3716 9382 3713 9361
      3706 9360 3705 9361 3698 9361 3684 9362
      3650 9395
TIME...MOT...LOC 0054Z 286DEG 33KT 3712 9379 3649 9457 

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

Hatch

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 7:01 PM CDT	Flash Flood Warning	SGF	Christian, Douglas, Stone, Taney	6 hr
Apr 30, 7:13 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Cedar, Dade, Jasper, Lawrence, St. Clair and 1 more	47 min
Apr 30, 7:19 PM CDT	Tornado Warning	SGF	Texas, Wright	41 min
Apr 30, 7:27 PM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dade, Greene, Polk	48 min
Apr 30, 7:30 PM CDT	Flash Flood Warning	SGF	Barton, Cedar, Dade, Jasper, Lawrence	6 hr
Apr 30, 7:31 PM CDT	Tornado Warning	SGF	Dade	29 min
Apr 30, 7:39 PM CDT	Tornado Warning	SGF	Greene, Polk	24 min
Apr 30, 7:40 PM CDT	Flash Flood Warning	SGF	Webster, Wright	5 hr
Apr 30, 7:41 PM CDT	Tornado Warning	SGF	Dade, Greene, Lawrence	34 min
Apr 30, 7:51 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Camden, Cedar, Dade, Dallas, Hickory and 2 more	54 min
Apr 30, 7:52 PM CDT	Flash Flood Warning	SGF	Benton, Camden, Cedar, Dade, Hickory, Morgan and 2 more	6 hr
Apr 30, 7:59 PM CDT	Tornado Warning	SGF	Texas, Wright	46 min
Apr 30, 8:00 PM CDT	Flash Flood Warning	SGF	Barry, Dade, Jasper, Lawrence, McDonald, Newton	6 hr
Apr 30, 8:07 PM CDT	Tornado Warning	SGF	Greene, Polk	38 min
Apr 30, 8:09 PM CDT	Tornado Warning	SGF	Christian, Greene, Stone	51 min
Apr 30, 8:11 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Greene, Polk	49 min
Apr 30, 8:20 PM CDT	Tornado Warning Considerable damage threat	SGF	Greene	25 min
Apr 30, 8:26 PM CDT	Tornado Warning	SGF	Dallas, Polk	17 min
Apr 30, 8:29 PM CDT	Tornado Warning	SGF	Webster	27 min
Apr 30, 8:33 PM CDT	Tornado Warning	SGF	Dallas, Laclede	27 min
Apr 30, 8:39 PM CDT	Areal Flood Advisory	SGF	Greene	6 hr
Apr 30, 8:40 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Christian, Stone, Taney	50 min
Apr 30, 8:45 PM CDT	Flash Flood Warning	SGF	Texas, Wright	6 hr
Apr 30, 8:48 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Dallas, Laclede, Webster, Wright	42 min
Apr 30, 8:52 PM CDT	Tornado Warning	SGF	Christian, Taney	23 min
Apr 30, 8:52 PM CDT	Tornado Warning	SGF	Douglas	23 min
Apr 30, 9:05 PM CDT	Tornado Warning	SGF	Camden, Laclede, Pulaski	25 min
Apr 30, 9:06 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Webster, Wright	39 min
Apr 30, 9:11 PM CDT	Tornado Warning	SGF	Laclede, Wright	34 min
Apr 30, 9:14 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Ozark, Taney	46 min
Apr 30, 9:17 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Miller	28 min
Apr 30, 9:20 PM CDT	Tornado Warning	SGF	Douglas, Webster, Wright	25 min
Apr 30, 9:23 PM CDT	Severe Thunderstorm Warning	SGF	Camden, Laclede, Pulaski, Texas	52 min
Apr 30, 9:31 PM CDT	Severe Thunderstorm Warning	SGF	Texas, Wright	44 min
Apr 30, 9:35 PM CDT	Tornado Warning	SGF	Douglas, Howell, Texas, Wright	40 min
Apr 30, 9:37 PM CDT	River Flood Warning	SGF	Cedar	3 days
Apr 30, 9:37 PM CDT	River Flood Warning	SGF	Shannon	26 hr
Apr 30, 9:52 PM CDT	Tornado Warning	SGF	Phelps, Pulaski, Texas	23 min
Apr 30, 9:58 PM CDT	Areal Flood Warning	SGF	Barton, Jasper, Vernon	36 hr
Apr 30, 9:58 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Phelps, Texas	47 min
Apr 30, 10:07 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Shannon, Texas	53 min
Apr 30, 10:09 PM CDT	Areal Flood Warning	SGF	Benton, Camden, Cedar, Dade, Dallas, Hickory and 3 more	36 hr
Apr 30, 10:15 PM CDT	Areal Flood Warning	SGF	Camden, Laclede, Maries, Miller, Morgan, Phelps and 1 more	36 hr
Apr 30, 10:20 PM CDT	Areal Flood Warning	SGF	Barry, Christian, Greene, Lawrence, McDonald, Newton and 2 more	36 hr
Apr 30, 10:24 PM CDT	Tornado Warning	SGF	Dent, Phelps	21 min
Apr 30, 10:27 PM CDT	Tornado Warning	SGF	Shannon, Texas	33 min
Apr 30, 10:36 PM CDT	Severe Thunderstorm Warning	SGF	Dent	39 min
Apr 30, 10:49 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Shannon	56 min
Apr 30, 11:03 PM CDT	Areal Flood Warning	SGF	Douglas, Ozark, Webster, Wright	59 hr
Apr 30, 11:17 PM CDT	Areal Flood Warning	SGF	Dent, Howell, Oregon, Shannon, Texas	36 hr
May 1, 1:48 AM CDT	River Flood Warning	SGF	Phelps	4 days
May 1, 2:26 AM CDT	River Flood Warning	SGF	McDonald	59 hr
May 1, 2:26 AM CDT	River Flood Warning	SGF	Jasper	48 hr
May 1, 2:26 AM CDT	River Flood Warning	SGF	Jasper	49 hr
May 1, 2:26 AM CDT	River Flood Warning	SGF	Jasper, Newton	41 hr
May 1, 8:24 AM CDT	River Flood Warning	SGF	Shannon	43 hr
May 1, 9:12 AM CDT	River Flood Warning	SGF	Pulaski	28 hr
May 1, 9:12 AM CDT	River Flood Warning	SGF	Pulaski	39 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2019 Every severe thunderstorm warning in 2019

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.