Alert archive / Kansas / Severe Thunderstorm Watches in 2016
Severe Thunderstorm Watch 154
The Storm Prediction Center issued this severe thunderstorm watch at May 9, 2016, 2:07 PM CDT for 47 counties in Kansas; 37 counties in Oklahoma. It was in force for 10 hr.
The area
The outline as issued.
The facts
- Issued
- May 9, 2016, 2:07 PM CDT (19:07 UTC)
- Expired
- May 9, 2016, 11:59 PM CDT
- In force
- 10 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 3 in
- Strongest gust expected
- 60 kt
All 84 counties
Allen County, KS, Anderson County, KS, Brown County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Clay County, KS, Cloud County, KS, Coffey County, KS, Cowley County, KS, Dickinson County, KS, Douglas County, KS, Elk County, KS, Ellsworth County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Jackson County, KS, Jefferson County, KS, Kingman County, KS, Labette County, KS, Lincoln County, KS, Lyon County, KS, Marion County, KS, Marshall County, KS, McPherson County, KS, Montgomery County, KS, Morris County, KS, Nemaha County, KS, Neosho County, KS, Osage County, KS, Ottawa County, KS, Pottawatomie County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Riley County, KS, Saline County, KS, Sedgwick County, KS, Shawnee County, KS, Sumner County, KS, Wabaunsee County, KS, Washington County, KS, Wilson County, KS, Woodson County, KS, Adair County, OK, Alfalfa County, OK, Blaine County, OK, Canadian County, OK, Cherokee County, OK, Cleveland County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garfield County, OK, Grady County, OK, Grant County, OK, Hughes County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Muskogee County, OK, Noble County, OK, Nowata County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Pottawatomie County, OK, Rogers County, OK, Seminole County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK
The radar
The Wichita radar (KICT), 89 km from the middle of the area, began a volume at 19:13 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
- 20%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 80%
- One or more hailstones of 2 inches or more
- 60%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
73 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 2:37 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Kingman | 23 min |
| May 9, 3:00 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Kingman | 45 min |
| May 9, 3:02 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Major, Woods | 58 min |
| May 9, 3:17 PM CDT | Severe Thunderstorm Warning | ICT | Reno | 43 min |
| May 9, 3:43 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Woods | 47 min |
| May 9, 3:44 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Kingman | 46 min |
| May 9, 3:50 PM CDT | Severe Thunderstorm Warning | ICT | Reno, Rice | 40 min |
| May 9, 4:01 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Garfield, Grant | 44 min |
| May 9, 4:02 PM CDT | Severe Thunderstorm Warning | ICT | Harper | 43 min |
| May 9, 4:02 PM CDT | Severe Thunderstorm Warning | OUN | Garfield, Grant, Major | 30 min |
| May 9, 4:22 PM CDT | Severe Thunderstorm Warning | ICT | Harvey, Kingman, Reno, Sedgwick | 38 min |
| May 9, 4:25 PM CDT | Severe Thunderstorm Warning | OUN | Logan, Oklahoma | 50 min |
| May 9, 4:28 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Kingman | 37 min |
| May 9, 4:31 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, Lincoln, Oklahoma, Pottawatomie | 44 min |
| May 9, 4:34 PM CDT | Severe Thunderstorm Warning | ICT | Ellsworth, Rice | 41 min |
| May 9, 4:34 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Grant | 56 min |
| May 9, 4:40 PM CDT | Tornado Warning | OUN | Cleveland, Pottawatomie | 50 min |
| May 9, 4:49 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Kingman, Sumner | 41 min |
| May 9, 4:55 PM CDT | Severe Thunderstorm Warning | OUN | Alfalfa, Grant | 50 min |
| May 9, 5:04 PM CDT | Severe Thunderstorm Warning | OUN | Garfield, Kay, Noble | 41 min |
| May 9, 5:10 PM CDT | Severe Thunderstorm Warning | ICT | Sedgwick | 35 min |
| May 9, 5:18 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Logan, Payne | 57 min |
| May 9, 5:20 PM CDT | Severe Thunderstorm Warning | OUN | Grant, Kay | 40 min |
| May 9, 5:23 PM CDT | Tornado Warning | OUN | Cleveland, Pottawatomie | 37 min |
| May 9, 5:25 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Ottawa | 50 min |
| May 9, 5:28 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Riley, Washington | 47 min |
| May 9, 5:29 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Sumner | 46 min |
| May 9, 5:35 PM CDT | Severe Thunderstorm Warning | ICT | McPherson, Marion, Saline | 20 min |
| May 9, 5:35 PM CDT | Tornado Warning | OUN | Noble, Payne | 25 min |
| May 9, 5:41 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Sedgwick | 49 min |
| May 9, 5:41 PM CDT | Severe Thunderstorm Warning | TOP | Cloud, Republic | 49 min |
| May 9, 5:42 PM CDT | Severe Thunderstorm Warning | OUN | Coal, Hughes, Pontotoc | 48 min |
| May 9, 5:43 PM CDT | Severe Thunderstorm Warning | ICT | Cowley, Sumner | 47 min |
| May 9, 5:44 PM CDT | Severe Thunderstorm Warning | OUN | Grant | 46 min |
| May 9, 5:52 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Pottawatomie, Seminole | 10 min |
| May 9, 5:55 PM CDT | Tornado Warning | OUN | Noble, Payne | 50 min |
| May 9, 5:58 PM CDT | Severe Thunderstorm Warning | OUN | Noble, Payne | 47 min |
| May 9, 6:02 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Harvey, Sedgwick | 43 min |
| May 9, 6:07 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 23 min |
| May 9, 6:08 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Riley, Washington | 52 min |
| May 9, 6:10 PM CDT | Severe Thunderstorm Warning | ICT | Harper, Sumner | 50 min |
| May 9, 6:10 PM CDT | Severe Thunderstorm Warning | TOP | Washington | 50 min |
| May 9, 6:19 PM CDT | Tornado Warning | OUN | Noble, Payne | 26 min |
| May 9, 6:20 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Washington | 40 min |
| May 9, 6:24 PM CDT | Severe Thunderstorm Warning | OUN | Grant, Kay | 66 min |
| May 9, 6:26 PM CDT | Severe Thunderstorm Warning | ICT | Cowley, Sumner | 49 min |
| May 9, 6:28 PM CDT | Severe Thunderstorm Warning | TOP | Republic | 47 min |
| May 9, 6:28 PM CDT | Tornado Warning | TSA | Pawnee | 32 min |
| May 9, 6:30 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Chase, Marion | 33 min |
| May 9, 6:32 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 28 min |
| May 9, 6:44 PM CDT | Severe Thunderstorm Warning | TOP | Washington | 46 min |
| May 9, 6:45 PM CDT | Severe Thunderstorm Warning | TOP | Republic | 45 min |
| May 9, 6:45 PM CDT | Tornado Warning | TSA | Pawnee | 19 min |
| May 9, 6:47 PM CDT | Tornado Warning | OUN | Grant, Kay | 43 min |
| May 9, 6:52 PM CDT | Severe Thunderstorm Warning | TSA | Pawnee | 38 min |
| May 9, 6:56 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Riley, Washington | 49 min |
| May 9, 6:59 PM CDT | Severe Thunderstorm Warning | TOP | Washington | 31 min |
| May 9, 7:00 PM CDT | Severe Thunderstorm Warning | ICT | Cowley, Sumner | 45 min |
| May 9, 7:01 PM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie, Riley | 29 min |
| May 9, 7:12 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 9 min |
| May 9, 7:18 PM CDT | Flash Flood Warning | TOP | Cloud, Republic | 5 hr |
| May 9, 7:22 PM CDT | Flash Flood Warning | TOP | Clay, Riley, Washington | 5 hr |
| May 9, 7:25 PM CDT | Severe Thunderstorm Warning | OUN | Kay | 65 min |
| May 9, 7:27 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Riley | 26 min |
| May 9, 7:44 PM CDT | Severe Thunderstorm Warning | ICT | Cowley, Sumner | 46 min |
| May 9, 8:21 PM CDT | Severe Thunderstorm Warning | ICT | Cowley | 39 min |
| May 9, 8:23 PM CDT | Severe Thunderstorm Warning | OUN | Kay | 22 min |
| May 9, 8:24 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 36 min |
| May 9, 8:55 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 35 min |
| May 9, 9:12 PM CDT | Severe Thunderstorm Warning | ICT | Cowley | 33 min |
| May 9, 9:26 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Washington | 34 min |
| May 9, 9:55 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Osage, Washington | 35 min |
| May 9, 10:21 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Nowata, Rogers | 39 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
Norman, OK (KOUN), launched 12:00Z, 7.1 hours before the alert went out and 194 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
- 686 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 336 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 6.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 7:48 PM CDT | Mesoscale Discussion | SPC | Clay, Cloud, Ottawa, Republic, Washington | 117 min |
| May 8, 9:08 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Cloud, Ottawa, Republic, Washington | 3 hr |
| May 8, 11:17 PM CDT | Mesoscale Discussion | SPC | Clay, Cloud, Ellis, Ellsworth, Jewell, Lincoln and 10 more | 88 min |
| May 8, 11:56 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Cloud, Ellis, Ellsworth, Jewell, Lincoln and 9 more | 4 hr |
| May 9, 3:35 AM CDT | Mesoscale Discussion | SPC | Butler, Chase, Clay, Cloud, Dickinson, Geary and 23 more | 115 min |
| May 9, 1:46 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Atchison, Bourbon, Brown, Butler and 53 more | 59 min |
| May 9, 5:29 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Atchison, Barber, Bourbon, Brown and 48 more | 61 min |
| May 8, 7:01 PM CDT | Mesoscale Discussion | SPC | Alfalfa, Blaine, Caddo, Canadian, Comanche, Cotton and 16 more | 89 min |
| May 9, 2:39 AM CDT | Mesoscale Discussion | SPC | Carter, Comanche, Cotton, Jefferson, Johnston, Love and 4 more | 3 hr |
| May 9, 1:39 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Choctaw, Coal, Haskell and 14 more | 66 min |
| May 9, 2:36 PM CDT | Tornado Watch | SPC | Atoka, Bryan, Carter, Choctaw, Cleveland, Coal and 28 more | 7 hr |
| May 9, 5:49 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Choctaw, Coal, Haskell, Hughes and 12 more | 56 min |
Nearby
Severe Thunderstorm Watches in Kansas, 2016Severe Thunderstorm Watches in Oklahoma, 2016Every severe thunderstorm watch in 2016
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.