Alert archive / Missouri / Severe Thunderstorm Watches in 2017
Severe Thunderstorm Watch 70
The Storm Prediction Center issued this severe thunderstorm watch at Mar 9, 2017, 11:10 AM CST for 4 counties in Kansas; 36 counties in Missouri. It was in force for 10 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 9, 2017, 11:10 AM CST (17:10 UTC)
- Expired
- Mar 9, 2017, 8:45 PM CST
- In force
- 10 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2.5 in
- Strongest gust expected
- 55 kt
All 40 counties
Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Linn 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, Dent County, MO, Douglas County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Maries County, MO, McDonald County, MO, Miller County, MO, Morgan County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Shannon County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO
The radar
The Springfield radar (KSGF), 87 km from the middle of the area, began a volume at 17:12 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
- 10%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 70%
- One or more hailstones of 2 inches or more
- 50%
- Six or more combined severe hail and wind reports
- 80%
Warnings issued inside it
47 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 9, 11:25 AM CST | Severe Thunderstorm Warning | SGF | Vernon | 65 min |
| Mar 9, 11:33 AM CST | Severe Thunderstorm Warning | EAX | Bates | 27 min |
| Mar 9, 12:17 PM CST | Severe Thunderstorm Warning | SGF | Cedar, St. Clair | 58 min |
| Mar 9, 12:47 PM CST | Severe Thunderstorm Warning | EAX | Bates, Henry | 43 min |
| Mar 9, 1:07 PM CST | Severe Thunderstorm Warning | SGF | Benton, Hickory, St. Clair | 68 min |
| Mar 9, 1:17 PM CST | Severe Thunderstorm Warning | SGF | St. Clair | 43 min |
| Mar 9, 1:26 PM CST | Severe Thunderstorm Warning | EAX | Henry | 38 min |
| Mar 9, 1:49 PM CST | Severe Thunderstorm Warning | SGF | Camden, Morgan | 56 min |
| Mar 9, 2:07 PM CST | Severe Thunderstorm Warning | SGF | Benton, Hickory, St. Clair | 38 min |
| Mar 9, 2:39 PM CST | Severe Thunderstorm Warning | SGF | Camden, Miller, Pulaski | 66 min |
| Mar 9, 2:49 PM CST | Severe Thunderstorm Warning | SGF | Benton, Morgan | 41 min |
| Mar 9, 2:58 PM CST | Severe Thunderstorm Warning | EAX | Henry | 32 min |
| Mar 9, 3:00 PM CST | Severe Thunderstorm Warning | SGF | Dallas, Laclede | 60 min |
| Mar 9, 3:15 PM CST | Severe Thunderstorm Warning | SGF | Benton | 45 min |
| Mar 9, 3:22 PM CST | Severe Thunderstorm Warning | SGF | Phelps, Pulaski | 38 min |
| Mar 9, 3:48 PM CST | Severe Thunderstorm Warning | SGF | Dent, Laclede, Phelps, Pulaski, Texas | 57 min |
| Mar 9, 3:50 PM CST | Severe Thunderstorm Warning | SGF | Benton, Camden, Hickory, Morgan | 55 min |
| Mar 9, 4:12 PM CST | Severe Thunderstorm Warning | SGF | Dallas, Greene, Polk | 48 min |
| Mar 9, 4:15 PM CST | Severe Thunderstorm Warning | SGF | Crawford | 60 min |
| Mar 9, 4:17 PM CST | Severe Thunderstorm Warning | SGF | Camden, Miller, Pulaski | 43 min |
| Mar 9, 4:21 PM CST | Severe Thunderstorm Warning | SGF | Dent, Phelps, Shannon, Texas | 54 min |
| Mar 9, 4:31 PM CST | Severe Thunderstorm Warning | SGF | Cherokee | 59 min |
| Mar 9, 4:43 PM CST | Severe Thunderstorm Warning | SGF | Dallas, Greene, Laclede, Webster | 47 min |
| Mar 9, 4:46 PM CST | Severe Thunderstorm Warning | SGF | Barton, Dade, Jasper, Lawrence | 59 min |
| Mar 9, 4:50 PM CST | Severe Thunderstorm Warning | SGF | Wright | 20 min |
| Mar 9, 4:59 PM CST | Severe Thunderstorm Warning | SGF | Texas | 61 min |
| Mar 9, 5:12 PM CST | Severe Thunderstorm Warning | SGF | Shannon | 48 min |
| Mar 9, 5:24 PM CST | Severe Thunderstorm Warning | SGF | Lawrence | 66 min |
| Mar 9, 5:26 PM CST | Severe Thunderstorm Warning | SGF | Webster, Wright | 47 min |
| Mar 9, 5:34 PM CST | Tornado Warning | SGF | Lawrence | 41 min |
| Mar 9, 5:39 PM CST | Severe Thunderstorm Warning | SGF | Jasper, Newton | 66 min |
| Mar 9, 5:44 PM CST | Severe Thunderstorm Warning | SGF | Douglas | 61 min |
| Mar 9, 5:49 PM CST | Severe Thunderstorm Warning | SGF | Howell, Shannon | 56 min |
| Mar 9, 6:03 PM CST | Tornado Warning | SGF | Barry, Christian, Lawrence, Stone | 27 min |
| Mar 9, 6:07 PM CST | Tornado Warning | SGF | Barry, Lawrence, Newton | 53 min |
| Mar 9, 6:25 PM CST | Severe Thunderstorm Warning | SGF | Douglas, Howell, Ozark | 50 min |
| Mar 9, 6:28 PM CST | Tornado Warning | SGF | Barry, Christian, Stone, Taney | 47 min |
| Mar 9, 6:38 PM CST | Severe Thunderstorm Warning | SGF | Jasper, Lawrence, Newton | 52 min |
| Mar 9, 6:42 PM CST | Tornado Warning | SGF | Barry | 48 min |
| Mar 9, 6:53 PM CST | Severe Thunderstorm Warning | SGF | Howell, Oregon | 52 min |
| Mar 9, 6:56 PM CST | Tornado Warning | SGF | Stone, Taney | 49 min |
| Mar 9, 7:05 PM CST | Severe Thunderstorm Warning | SGF | McDonald, Newton | 55 min |
| Mar 9, 7:10 PM CST | Severe Thunderstorm Warning | SGF | Howell | 37 min |
| Mar 9, 7:12 PM CST | Tornado Warning | SGF | Barry, Stone | 48 min |
| Mar 9, 7:31 PM CST | Severe Thunderstorm Warning | SGF | Barry, McDonald, Newton | 59 min |
| Mar 9, 7:41 PM CST | Severe Thunderstorm Warning | SGF | Ozark, Taney | 28 min |
| Mar 9, 7:43 PM CST | Tornado Warning | SGF | Stone, Taney | 18 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
Springfield, MO (KSGF), launched 12:00Z, 5.2 hours before the alert went out and 97 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
- 1760 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 9, 10:02 AM CST | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Coffey, Crawford, Linn and 1 more | 88 min |
| Mar 9, 1:04 PM CST | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Cherokee, Crawford, Labette and 5 more | 86 min |
| Mar 9, 4:45 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Carter, Dunklin, Mississippi, New Madrid and 5 more | 90 min |
| Mar 9, 5:02 PM CST | Severe Thunderstorm Watch | SPC | Bollinger, Butler, Cape Girardeau, Carter, Mississippi, New Madrid and 4 more | 5 hr |
| Mar 9, 5:36 PM CST | Mesoscale Discussion | SPC | Barry, Christian, Douglas, Greene, Howell, Jasper and 10 more | 84 min |
| Mar 9, 3:52 PM CST | Severe Thunderstorm Watch | SPC | Adair, Cherokee, Craig, Delaware, Haskell, Latimer and 7 more | 7 hr |
Nearby
Severe Thunderstorm Watches in Missouri, 2017Severe Thunderstorm Watches in Kansas, 2017Every severe thunderstorm watch in 2017
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.