Alert archive / Missouri / Tornado Watches in 2019
Tornado Watch 182
The Storm Prediction Center issued this tornado watch at May 18, 2019, 10:07 AM CDT for 17 counties in Kansas; 28 counties in Missouri. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- May 18, 2019, 10:07 AM CDT (15:07 UTC)
- Expired
- May 18, 2019, 5:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 45 counties
Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Linn County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Morgan County, MO, Newton County, MO, Ozark County, MO, Pettis County, MO, Polk County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Webster County, MO, Wright County, MO
The radar
The Tulsa radar (KINX), 155 km from the middle of the area, began a volume at 15:08 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 50%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
19 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 10:45 AM CDT | Severe Thunderstorm Warning | ICT | Labette | 20 min |
| May 18, 10:55 AM CDT | Severe Thunderstorm Warning | ICT | Butler, Elk, Greenwood | 50 min |
| May 18, 11:00 AM CDT | Severe Thunderstorm Warning | TOP | Anderson, Franklin | 20 min |
| May 18, 11:11 AM CDT | Severe Thunderstorm Warning | ICT | Butler, Chase, Greenwood | 49 min |
| May 18, 11:16 AM CDT | Severe Thunderstorm Warning | ICT | Chautauqua, Elk, Montgomery, Wilson | 44 min |
| May 18, 1:01 PM CDT | Severe Thunderstorm Warning | SGF | Cherokee | 44 min |
| May 18, 1:13 PM CDT | Severe Thunderstorm Warning | SGF | Bourbon, Cherokee, Crawford | 47 min |
| May 18, 1:55 PM CDT | Severe Thunderstorm Warning | SGF | Bourbon, Crawford | 65 min |
| May 18, 2:10 PM CDT | Severe Thunderstorm Warning | EAX | Bates, Cass | 35 min |
| May 18, 2:46 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Cedar, Hickory, St. Clair, Vernon | 44 min |
| May 18, 2:49 PM CDT | Severe Thunderstorm Warning | SGF | Barton, Cedar, Dade, Greene, Jasper, Lawrence | 41 min |
| May 18, 2:54 PM CDT | Severe Thunderstorm Warning | SGF | Barry, Christian, Stone, Taney | 51 min |
| May 18, 3:18 PM CDT | Severe Thunderstorm Warning | SGF | Cedar, Christian, Dade, Greene, Lawrence, Polk | 28 min |
| May 18, 3:28 PM CDT | Severe Thunderstorm Warning | EAX | Carroll, Johnson, Lafayette, Pettis, Saline | 47 min |
| May 18, 3:33 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Hickory, St. Clair | 42 min |
| May 18, 3:38 PM CDT | Severe Thunderstorm Warning | SGF | Benton, Camden, Cedar, Dallas, Greene, Hickory and 5 more | 52 min |
| May 18, 3:40 PM CDT | Severe Thunderstorm Warning | SGF | Christian, Douglas, Greene, Ozark, Stone, Taney and 1 more | 50 min |
| May 18, 4:25 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Howell, Laclede, Ozark, Pulaski, Texas and 2 more | 50 min |
| May 18, 4:47 PM CDT | Severe Thunderstorm Warning | SGF | Camden, Laclede, Maries, Miller, Morgan, Pulaski | 58 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Topeka, KS (KFOE), launched 12:00Z, 3.1 hours before the alert went out and 159 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 925 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -142 m²/s²
- 0-3 km storm-relative helicity
- 77 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
988 WWUS20 KWNS 181504 SEL2 SPC WW 181504 KSZ000-MOZ000-182200- URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 182 NWS Storm Prediction Center Norman OK 1010 AM CDT Sat May 18 2019 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Southeast Kansas Southwest Missouri * Effective this Saturday morning and afternoon from 1010 AM until 500 PM CDT. * Primary threats include... A couple tornadoes possible Scattered damaging wind gusts to 70 mph likely Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Thunderstorms will continue to develop and spread across the watch area through the day. Favorable wind fields and instability will pose a risk of a few severe storms capable of damaging wind gusts and a tornado or two. The tornado watch area is approximately along and 50 statute miles north and south of a line from 40 miles north of Ponca City OK to 30 miles north northeast of Springfield MO. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. && OTHER WATCH INFORMATION...CONTINUE...WW 181... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 23035. ...Hart
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 7:00 PM CDT | Mesoscale Discussion | SPC | Clark, Finney, Ford, Gray, Haskell, Hodgeman and 2 more | 2 hr |
| May 17, 7:39 PM CDT | Severe Thunderstorm Watch | SPC | Barton, Clark, Comanche, Edwards, Ellis, Ford and 11 more | 3 hr |
| May 17, 8:52 PM CDT | Tornado Watch | SPC | Barton, Clark, Comanche, Edwards, Ellis, Ellsworth and 15 more | 5 hr |
| May 17, 9:55 PM CDT | Mesoscale Discussion | SPC | Edwards | 65 min |
| May 17, 10:35 PM CDT | Tornado Watch | SPC | Clay, Cloud, Dickinson, Jewell, Mitchell, Osborne and 3 more | 3 hr |
| May 17, 11:14 PM CDT | Mesoscale Discussion | SPC | Barton, Clay, Cloud, Dickinson, Ellis, Ellsworth and 30 more | 2 hr |
| May 17, 11:45 PM CDT | Severe Thunderstorm Watch | SPC | Geary, Marshall, Nemaha, Pottawatomie, Riley | 3 hr |
| May 18, 7:47 AM CDT | Mesoscale Discussion | SPC | Butler, Chautauqua, Cowley, Elk, Greenwood, Harper and 6 more | 88 min |
| May 18, 9:38 AM CDT | Mesoscale Discussion | SPC | Allen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 4 more | 2 hr |
| May 18, 3:31 PM CDT | Mesoscale Discussion | SPC | Barber, Clark, Comanche, Edwards, Ford, Gray and 6 more | 119 min |
| May 18, 3:48 PM CDT | Severe Thunderstorm Watch | SPC | Barber, Clark, Comanche, Edwards, Ellsworth, Ford and 16 more | 6 hr |
| May 18, 6:07 PM CDT | Mesoscale Discussion | SPC | Barber, Butler, Clark, Comanche, Cowley, Edwards and 12 more | 83 min |
| May 18, 12:47 PM CDT | Mesoscale Discussion | SPC | Barry, Barton, Bates, Benton, Camden, Cedar and 27 more | 88 min |
| May 18, 3:32 PM CDT | Mesoscale Discussion | SPC | Callaway, Camden, Carter, Christian, Cole, Crawford and 23 more | 88 min |
| May 18, 4:40 PM CDT | Severe Thunderstorm Watch | SPC | Audrain, Bollinger, Boone, Butler, Callaway, Carter and 35 more | 4 hr |
| May 18, 6:19 PM CDT | Mesoscale Discussion | SPC | Dunklin, Pemiscot | 116 min |
| May 18, 6:59 PM CDT | Mesoscale Discussion | SPC | Clark, Knox, Lewis, Marion, Scotland | 2 hr |
| May 18, 1:35 AM CDT | Mesoscale Discussion | SPC | Carter, Comanche, Cotton, Garvin, Grady, Jefferson and 2 more | 2 hr |
| May 18, 2:20 AM CDT | Tornado Watch | SPC | Carter, Cleveland, Comanche, Cotton, Garvin, Grady and 9 more | 8 hr |
| May 18, 5:11 AM CDT | Mesoscale Discussion | SPC | Carter, Comanche, Cotton, Garvin, Jefferson, Love and 3 more | 2 hr |
| May 18, 6:51 AM CDT | Mesoscale Discussion | SPC | Carter, Cleveland, Coal, Cotton, Garvin, Grady and 11 more | 114 min |
| May 18, 9:10 AM CDT | Tornado Watch | SPC | Adair, Atoka, Bryan, Cherokee, Choctaw, Coal and 27 more | 8 hr |
| May 18, 12:11 PM CDT | Mesoscale Discussion | SPC | Choctaw, Latimer, LeFlore, McCurtain, Pushmataha | 64 min |
| May 18, 12:48 PM CDT | Tornado Watch | SPC | McCurtain | 7 hr |
Nearby
Tornado Watches in Missouri, 2019Tornado Watches in Kansas, 2019Every tornado watch 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.