Alert archive / Ohio / Severe Thunderstorm Watches in 2017
Severe Thunderstorm Watch 38
The Storm Prediction Center issued this severe thunderstorm watch at Feb 24, 2017, 6:36 PM EST for 10 counties in Indiana; 43 counties in Kentucky; 52 counties in Ohio. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 24, 2017, 6:36 PM EST (23:36 UTC)
- Expired
- Feb 25, 2017, 1:00 AM EST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 105 counties
Clark County, IN, Dearborn County, IN, Fayette County, IN, Franklin County, IN, Jefferson County, IN, Ohio County, IN, Ripley County, IN, Switzerland County, IN, Union County, IN, Wayne County, IN, Anderson County, KY, Boone County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Bullitt County, KY, Campbell County, KY, Carroll County, KY, Casey County, KY, Clark County, KY, Fayette County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Green County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Lewis County, KY, Lincoln County, KY, Madison County, KY, Marion County, KY, Mason County, KY, Mercer County, KY, Nelson County, KY, Nicholas County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Scott County, KY, Shelby County, KY, Spencer County, KY, Taylor County, KY, Trimble County, KY, Washington County, KY, Woodford County, KY, Adams County, OH, Ashland County, OH, Auglaize County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Crawford County, OH, Cuyahoga County, OH, Darke County, OH, Delaware County, OH, Erie County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Greene County, OH, Hamilton County, OH, Hancock County, OH, Hardin County, OH, Highland County, OH, Hocking County, OH, Holmes County, OH, Huron County, OH, Knox County, OH, Licking County, OH, Logan County, OH, Lorain County, OH, Lucas County, OH, Madison County, OH, Marion County, OH, Medina County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Morrow County, OH, Ottawa County, OH, Pickaway County, OH, Pike County, OH, Preble County, OH, Richland County, OH, Ross County, OH, Sandusky County, OH, Scioto County, OH, Seneca County, OH, Shelby County, OH, Union County, OH, Warren County, OH, Wayne County, OH, Wood County, OH, Wyandot County, OH
The radar
The Cincinnati radar (KILN), 67 km from the middle of the area, began a volume at 23:38 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
- 30%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 40%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 80%
Warnings issued inside it
21 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 6:40 PM EST | Severe Thunderstorm Warning | ILN | Dearborn, Franklin | 35 min |
| Feb 24, 6:42 PM EST | Severe Thunderstorm Warning | LMK | Jefferson | 18 min |
| Feb 24, 6:49 PM EST | Severe Thunderstorm Warning | LMK | Clark | 26 min |
| Feb 24, 6:53 PM EST | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley, Switzerland | 37 min |
| Feb 24, 7:09 PM EST | Severe Thunderstorm Warning | ILN | Butler, Montgomery, Preble, Warren | 36 min |
| Feb 24, 7:32 PM EST | Severe Thunderstorm Warning | CLE | Erie, Huron, Ottawa, Sandusky, Seneca | 28 min |
| Feb 24, 7:40 PM EST | Severe Thunderstorm Warning | ILN | Greene, Montgomery | 17 min |
| Feb 24, 7:54 PM EST | Severe Thunderstorm Warning | CLE | Crawford, Seneca, Wyandot | 36 min |
| Feb 24, 7:58 PM EST | Severe Thunderstorm Warning | ILN | Switzerland | 32 min |
| Feb 24, 8:06 PM EST | Severe Thunderstorm Warning | LMK | Henry | 24 min |
| Feb 24, 8:07 PM EST | Severe Thunderstorm Warning | CLE | Crawford, Huron, Richland, Seneca | 23 min |
| Feb 24, 8:30 PM EST | Severe Thunderstorm Warning | CLE | Erie, Huron | 29 min |
| Feb 24, 8:51 PM EST | Severe Thunderstorm Warning | CLE | Erie, Huron, Lorain | 24 min |
| Feb 24, 8:58 PM EST | Severe Thunderstorm Warning | ILN | Brown, Clermont, Clinton, Highland, Warren | 32 min |
| Feb 24, 9:07 PM EST | Severe Thunderstorm Warning | CLE | Crawford, Marion, Morrow, Richland, Wyandot | 53 min |
| Feb 24, 9:48 PM EST | Severe Thunderstorm Warning | ILN | Fayette, Franklin, Madison, Pickaway | 27 min |
| Feb 24, 10:13 PM EST | Severe Thunderstorm Warning | ILN | Fairfield, Franklin, Licking, Pickaway | 32 min |
| Feb 24, 11:15 PM EST | Severe Thunderstorm Warning | ILN | Licking | 15 min |
| Feb 24, 11:22 PM EST | Severe Thunderstorm Warning | ILN | Adams, Pike, Scioto | 23 min |
| Feb 24, 11:44 PM EST | Severe Thunderstorm Warning | ILN | Lewis | 31 min |
| Feb 24, 11:45 PM EST | Severe Thunderstorm Warning | ILN | Pike, Ross, Scioto | 30 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
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.6 hours before the alert went out and 66 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
- 20 J/kg
- Mixed-layer CIN
- -373 J/kg
- Mixed-layer LCL
- 1048 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 291 m²/s²
- 0-3 km storm-relative helicity
- 254 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 |
|---|---|---|---|---|
| Feb 24, 3:07 PM EST | Mesoscale Discussion | SPC | Adams, Allen, Benton, Blackford, Boone, Carroll and 40 more | 2 hr |
| Feb 24, 3:44 PM EST | Severe Thunderstorm Watch | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 52 more | 6 hr |
| Feb 24, 5:56 PM EST | Mesoscale Discussion | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 46 more | 94 min |
| Feb 24, 6:28 PM EST | Mesoscale Discussion | SPC | Clark, Floyd, Harrison, Jefferson, Scott, Switzerland | 62 min |
| Feb 24, 2:45 PM EST | Mesoscale Discussion | SPC | Fulton, Henry, Lucas, Williams, Wood | 60 min |
Nearby
Severe Thunderstorm Watches in Ohio, 2017Severe Thunderstorm Watches in Kentucky, 2017Severe Thunderstorm Watches in Indiana, 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.