Alert archive / Ohio / Tornado Watches in 2009
Tornado Watch 18
The Storm Prediction Center issued this tornado watch at Feb 11, 2009, 1:59 PM EST for 6 states. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 11, 2009, 1:59 PM EST (18:59 UTC)
- Expired
- Feb 11, 2009, 8:35 PM EST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 0.5 in
- Strongest gust expected
- 60 kt
All 146 counties
Bath County, KY, Bell County, KY, Boyd County, KY, Breathitt County, KY, Carter County, KY, Clay County, KY, Elliott County, KY, Estill County, KY, Fleming County, KY, Floyd County, KY, Greenup County, KY, Harlan County, KY, Jackson County, KY, Johnson County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Lawrence County, KY, Lee County, KY, Leslie County, KY, Letcher County, KY, Lewis County, KY, Magoffin County, KY, Martin County, KY, McCreary County, KY, Menifee County, KY, Montgomery County, KY, Morgan County, KY, Owsley County, KY, Perry County, KY, Pike County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Rowan County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Cherokee County, NC, Clay County, NC, Adams County, OH, Athens County, OH, Belmont County, OH, Butler County, OH, Carroll County, OH, Champaign County, OH, Clark County, OH, Clinton County, OH, Columbiana County, OH, Coshocton County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Guernsey County, OH, Harrison County, OH, Highland County, OH, Hocking County, OH, Jackson County, OH, Jefferson County, OH, Lawrence County, OH, Licking County, OH, Madison County, OH, Meigs County, OH, Monroe County, OH, Montgomery County, OH, Morgan County, OH, Muskingum County, OH, Noble County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Preble County, OH, Ross County, OH, Scioto County, OH, Tuscarawas County, OH, Union County, OH, Vinton County, OH, Warren County, OH, Washington County, OH, Anderson County, TN, Blount County, TN, Campbell County, TN, Carter County, TN, Claiborne County, TN, Cocke County, TN, Grainger County, TN, Greene County, TN, Hamblen County, TN, Hancock County, TN, Hawkins County, TN, Jefferson County, TN, Johnson County, TN, Knox County, TN, Loudon County, TN, Monroe County, TN, Morgan County, TN, Roane County, TN, Scott County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Washington County, TN, Buchanan County, VA, City of Bristol, VA, City of Norton, VA, Dickenson County, VA, Lee County, VA, Russell County, VA, Scott County, VA, Washington County, VA, Wise County, VA, Boone County, WV, Braxton County, WV, Brooke County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Fayette County, WV, Gilmer County, WV, Hancock County, WV, Jackson County, WV, Kanawha County, WV, Lincoln County, WV, Logan County, WV, Marshall County, WV, Mason County, WV, McDowell County, WV, Mingo County, WV, Nicholas County, WV, Ohio County, WV, Pleasants County, WV, Putnam County, WV, Raleigh County, WV, Ritchie County, WV, Roane County, WV, Tyler County, WV, Wayne County, WV, Wetzel County, WV, Wirt County, WV, Wood County, WV, Wyoming County, WV
The radar
The Charleston,WV radar (KRLX), 102 km from the middle of the area, began a volume at 19:00 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
- 30%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 95%
- One or more gusts of 65 knots or more
- 50%
- Ten or more severe hail reports
- 10%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
64 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 2:29 PM EST | Severe Thunderstorm Warning | JKL | McCreary, Pulaski, Wayne | 61 min |
| Feb 11, 2:44 PM EST | Severe Thunderstorm Warning | ILN | Butler, Hamilton | 46 min |
| Feb 11, 3:11 PM EST | Severe Thunderstorm Warning | MRX | Morgan, Scott | 34 min |
| Feb 11, 3:16 PM EST | Severe Thunderstorm Warning | MRX | Roane | 44 min |
| Feb 11, 3:19 PM EST | Severe Thunderstorm Warning | JKL | Clay, Estill, Jackson, Laurel, Lee, Owsley and 3 more | 56 min |
| Feb 11, 3:22 PM EST | Severe Thunderstorm Warning | JKL | Clay, Jackson, Knox, Laurel, McCreary, Pulaski and 2 more | 53 min |
| Feb 11, 3:26 PM EST | Tornado Warning | JKL | Jackson, Laurel, Pulaski, Rockcastle | 34 min |
| Feb 11, 3:35 PM EST | Severe Thunderstorm Warning | MRX | Anderson, Campbell | 40 min |
| Feb 11, 3:37 PM EST | Severe Thunderstorm Warning | JKL | Bath, Estill, Fleming, Menifee, Montgomery, Powell and 2 more | 53 min |
| Feb 11, 3:40 PM EST | Tornado Warning | JKL | McCreary, Whitley | 25 min |
| Feb 11, 3:44 PM EST | Severe Thunderstorm Warning | MRX | Bradley, Loudon, McMinn, Monroe, Polk | 55 min |
| Feb 11, 3:45 PM EST | Severe Thunderstorm Warning | MRX | Blount, Claiborne, Grainger, Knox, Union | 60 min |
| Feb 11, 3:56 PM EST | Tornado Warning | JKL | Knox | 34 min |
| Feb 11, 3:56 PM EST | Severe Thunderstorm Warning | MRX | Roane | 19 min |
| Feb 11, 4:02 PM EST | Severe Thunderstorm Warning | JKL | Bell, Clay, Harlan, Knott, Knox, Leslie and 3 more | 58 min |
| Feb 11, 4:06 PM EST | Severe Thunderstorm Warning | JKL | Breathitt, Lee, Magoffin, Menifee, Morgan, Owsley and 1 more | 54 min |
| Feb 11, 4:11 PM EST | Severe Thunderstorm Warning | JKL | Elliott, Menifee, Morgan, Rowan | 49 min |
| Feb 11, 4:16 PM EST | Tornado Warning | JKL | Breathitt, Lee, Wolfe | 22 min |
| Feb 11, 4:17 PM EST | Severe Thunderstorm Warning | RLX | Boyd, Carter, Greenup, Lawrence | 58 min |
| Feb 11, 4:19 PM EST | Tornado Warning | MRX | Blount, Loudon, Monroe | 26 min |
| Feb 11, 4:21 PM EST | Severe Thunderstorm Warning | ILN | Lewis | 39 min |
| Feb 11, 4:26 PM EST | Severe Thunderstorm Warning | MRX | Cherokee | 64 min |
| Feb 11, 4:26 PM EST | Severe Thunderstorm Warning | MRX | Hamblen, Jefferson, Sevier | 64 min |
| Feb 11, 4:31 PM EST | Severe Thunderstorm Warning | MRX | Hancock, Hawkins | 59 min |
| Feb 11, 4:33 PM EST | Severe Thunderstorm Warning | ILN | Adams, Clinton, Fairfield, Fayette, Greene, Highland and 4 more | 42 min |
| Feb 11, 4:44 PM EST | Severe Thunderstorm Warning | JKL | Floyd, Johnson, Martin | 47 min |
| Feb 11, 4:48 PM EST | Severe Thunderstorm Warning | MRX | Grainger | 27 min |
| Feb 11, 4:53 PM EST | Severe Thunderstorm Warning | MRX | Cocke, Greene | 57 min |
| Feb 11, 4:55 PM EST | Severe Thunderstorm Warning | JKL | Floyd, Harlan, Knott, Letcher, Pike | 65 min |
| Feb 11, 4:57 PM EST | Severe Thunderstorm Warning | RLX | Boyd | 63 min |
| Feb 11, 4:57 PM EST | Severe Thunderstorm Warning | MRX | Scott, Wise, City of Norton | 63 min |
| Feb 11, 5:02 PM EST | Severe Thunderstorm Warning | ILN | Scioto | 13 min |
| Feb 11, 5:03 PM EST | Severe Thunderstorm Warning | RLX | Buchanan, Dickenson | 57 min |
| Feb 11, 5:06 PM EST | Severe Thunderstorm Warning | ILN | Fairfield, Fayette, Franklin, Licking, Madison, Pickaway | 54 min |
| Feb 11, 5:08 PM EST | Severe Thunderstorm Warning | MRX | Clay | 52 min |
| Feb 11, 5:12 PM EST | Severe Thunderstorm Warning | RLX | Athens, Gallia, Jackson, Meigs, Morgan, Perry and 1 more | 63 min |
| Feb 11, 5:14 PM EST | Severe Thunderstorm Warning | ILN | Fairfield, Hocking, Pickaway, Ross | 46 min |
| Feb 11, 5:21 PM EST | Severe Thunderstorm Warning | ILN | Champaign, Clark, Greene, Logan, Miami, Montgomery | 38 min |
| Feb 11, 5:26 PM EST | Severe Thunderstorm Warning | MRX | Hawkins, Sullivan, Unicoi, Washington | 64 min |
| Feb 11, 5:31 PM EST | Severe Thunderstorm Warning | ILN | Delaware, Licking | 44 min |
| Feb 11, 5:35 PM EST | Severe Thunderstorm Warning | MRX | Russell, Washington | 55 min |
| Feb 11, 5:40 PM EST | Severe Thunderstorm Warning | ILN | Butler, Darke, Miami, Montgomery, Preble, Shelby | 50 min |
| Feb 11, 5:40 PM EST | Severe Thunderstorm Warning | ILN | Brown, Clermont, Clinton, Hamilton, Highland, Warren | 50 min |
| Feb 11, 5:42 PM EST | Severe Thunderstorm Warning | ILN | Fairfield, Licking | 33 min |
| Feb 11, 5:42 PM EST | Severe Thunderstorm Warning | RLX | Buchanan | 63 min |
| Feb 11, 5:46 PM EST | Tornado Warning | MRX | Russell, Scott, Wise | 44 min |
| Feb 11, 5:50 PM EST | Severe Thunderstorm Warning | ILN | Clinton, Fayette, Greene, Warren | 40 min |
| Feb 11, 5:50 PM EST | Severe Thunderstorm Warning | ILN | Hardin, Logan, Union | 19 min |
| Feb 11, 5:51 PM EST | Severe Thunderstorm Warning | PBZ | Coshocton, Guernsey, Muskingum, Noble | 54 min |
| Feb 11, 5:52 PM EST | Severe Thunderstorm Warning | RLX | Washington | 53 min |
| Feb 11, 5:55 PM EST | Severe Thunderstorm Warning | MRX | Carter, Johnson | 65 min |
| Feb 11, 6:11 PM EST | Severe Thunderstorm Warning | ILN | Clinton, Fairfield, Fayette, Franklin, Greene, Highland and 3 more | 49 min |
| Feb 11, 6:15 PM EST | Severe Thunderstorm Warning | ILN | Champaign, Clark, Greene, Logan, Madison, Miami and 2 more | 45 min |
| Feb 11, 6:23 PM EST | Severe Thunderstorm Warning | PBZ | Belmont, Guernsey, Monroe, Noble | 22 min |
| Feb 11, 6:24 PM EST | Severe Thunderstorm Warning | RLX | Washington | 66 min |
| Feb 11, 6:27 PM EST | Severe Thunderstorm Warning | MRX | Washington | 18 min |
| Feb 11, 6:28 PM EST | Severe Thunderstorm Warning | RLX | Braxton, Clay, Fayette, Nicholas, Raleigh, Webster | 62 min |
| Feb 11, 6:33 PM EST | Severe Thunderstorm Warning | PBZ | Belmont, Carroll, Coshocton, Guernsey, Harrison, Tuscarawas | 27 min |
| Feb 11, 6:44 PM EST | Severe Thunderstorm Warning | ILN | Fairfield, Hocking, Licking, Pickaway | 46 min |
| Feb 11, 6:44 PM EST | Severe Thunderstorm Warning | PBZ | Belmont, Guernsey, Harrison, Jefferson, Monroe, Noble | 46 min |
| Feb 11, 6:54 PM EST | Severe Thunderstorm Warning | PBZ | Belmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 1 more | 36 min |
| Feb 11, 6:59 PM EST | Severe Thunderstorm Warning | PBZ | Marion, Monongalia, Wetzel | 31 min |
| Feb 11, 7:04 PM EST | Severe Thunderstorm Warning | RLX | Barbour, Fayette, Nicholas, Pocahontas, Randolph, Taylor | 56 min |
| Feb 11, 7:26 PM EST | Severe Thunderstorm Warning | PBZ | Columbiana, Jefferson | 64 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, 7.0 hours before the alert went out and 131 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
- 622 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 468 m²/s²
- 0-3 km storm-relative helicity
- 468 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 11, 3:30 AM EST | Mesoscale Discussion | SPC | Fulton, Hickman | 90 min |
| Feb 11, 6:26 AM EST | Mesoscale Discussion | SPC | Ballard, Carlisle, Fulton, Hickman, McCracken | 64 min |
| Feb 11, 11:02 AM EST | Mesoscale Discussion | SPC | Adair, Allen, Anderson, Barren, Bath, Bell and 81 more | 88 min |
| Feb 11, 11:38 AM EST | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Boone, Bourbon and 58 more | 6 hr |
| Feb 11, 1:35 PM EST | Mesoscale Discussion | SPC | Adair, Allen, Anderson, Barren, Bath, Bell and 84 more | 85 min |
| Feb 11, 4:34 PM EST | Mesoscale Discussion | SPC | Bell, Boyd, Breathitt, Carter, Clay, Elliott and 19 more | 86 min |
| Feb 11, 2:29 PM EST | Mesoscale Discussion | SPC | Cherokee, Clay, Jackson, Macon, Transylvania | 2 hr |
| Feb 11, 4:08 PM EST | Severe Thunderstorm Watch | SPC | Avery, Buncombe, Burke, Caldwell, Graham, Haywood and 11 more | 5 hr |
| Feb 11, 5:53 PM EST | Severe Thunderstorm Watch | SPC | Alleghany, Ashe, Stokes, Surry, Watauga, Wilkes and 1 more | 4 hr |
| Feb 11, 5:32 PM EST | Mesoscale Discussion | SPC | Athens, Belmont, Carroll, Coshocton, Fairfield, Guernsey and 13 more | 88 min |
| Feb 11, 12:45 AM EST | Tornado Watch | SPC | Dyer, Lake, Lauderdale, Obion, Shelby, Tipton | 6 hr |
| Feb 11, 12:10 PM EST | Tornado Watch | SPC | Bledsoe, Bradley, Franklin, Hamilton, Lincoln, McMinn and 6 more | 6 hr |
Nearby
Tornado Watches in Ohio, 2009Tornado Watches in Kentucky, 2009Tornado Watches in West Virginia, 2009Every tornado watch in 2009
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.