Alert archive / Ohio / Special Weather Statements in 2017
Special Weather Statement, NWS Charleston, WV
NWS Charleston, WV issued this special weather statement at Apr 5, 2017, 8:21 PM EDT for 4 counties in Ohio; Boyd County, Carter County, Greenup County, Kentucky. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 2017, 8:21 PM EDT (00:21 UTC)
- Expired
- Apr 5, 2017, 9:15 PM EDT
- In force
- 54 min
- Issued by
- NWS Charleston, WV
Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Jackson County, OH, Lawrence County, OH, Perry County, OH, Vinton County, OH
The radar
The Cincinnati radar (KILN), 108 km from the middle of the area, began a volume at 00:24 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.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.4 hours before the alert went out and 107 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
- 2 J/kg
- Mixed-layer CIN
- -176 J/kg
- Mixed-layer LCL
- 1464 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 240 m²/s²
- 0-3 km storm-relative helicity
- 334 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
100
WWUS81 KRLX 060021
SPSRLX
Special Weather Statement
National Weather Service Charleston WV
821 PM EDT WED APR 5 2017
KYZ101>103-105-OHZ066-067-075-083>087-060115-
Boyd-Greenup-Carter-Lawrence-Jackson-Athens-Meigs-Morgan-Gallia-
Lawrence-Perry-Vinton-
821 PM EDT WED APR 5 2017
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT BOYD...GREENUP...NORTH
CENTRAL LAWRENCE...CARTER...NORTHWESTERN MEIGS...PERRY...WESTERN
GALLIA...JACKSON...NORTHWESTERN MORGAN...WESTERN ATHENS...VINTON AND
LAWRENCE COUNTIES...
At 820 PM EDT, radar indicated strong thunderstorms were located
along a line extending from near Summit Station to near Sharkey.
Movement was northeast at 50 mph.
Wind gusts up to 50 mph and pea size hail are possible with these
storms.
Locations impacted include...
Athens, Ashland, Portsmouth, Ironton, Jackson, Wellston, Nelsonville,
New Lexington, Grayson, Coal Grove, Glouster, Mcarthur, Olive Hill,
Oak Hill, Somerset, Rio Grande, Albany, Shawnee, Lake Hope State Park
and Cannonsburg.
This includes Interstate 64 in Kentucky between mile markers 149 and
191.
Torrential rainfall is also occurring with these storms, and may
cause localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to travel across
flooded roads. Find alternate routes. It takes only a few inches of
swiftly flowing water to carry vehicles away.
LAT...LON 3991 8217 3982 8217 3976 8191 3819 8268
3818 8305 3827 8317 3819 8326 3821 8330
3832 8334 3834 8323 3873 8303 3875 8288
3857 8281 3875 8266 3895 8281 3937 8275
3947 8217 3956 8216 3960 8238 3993 8246
TIME...MOT...LOC 0020Z 281DEG 43KT 4006 8279 3826 8355
$$
21The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 9:24 PM EDT | Special Weather Statement | RLX | Cabell, Jackson, Mason, Pleasants, Putnam, Tyler and 3 more | 66 min |
| Apr 5, 10:33 PM EDT | Special Weather Statement | RLX | Calhoun, Doddridge, Gilmer, Jackson, Pleasants, Ritchie and 3 more | 57 min |
| Apr 5, 10:35 PM EDT | Special Weather Statement | RLX | Cabell, Clay, Kanawha, Putnam, Roane | 55 min |
| Apr 5, 10:37 PM EDT | Special Weather Statement | RLX | McDowell | 38 min |
| Apr 5, 11:12 PM EDT | Special Weather Statement | RLX | McDowell | 63 min |
| Apr 6, 3:25 AM EDT | Winter Weather Advisory | RLX | Nicholas, Pocahontas, Randolph, Webster | 37 hr |
| Apr 5, 9:43 PM EDT | Severe Thunderstorm Warning | RLX | Lawrence | 32 min |
| Apr 5, 9:07 PM EDT | Severe Thunderstorm Warning | RLX | Carter, Greenup, Lawrence | 53 min |
| Apr 6, 5:57 AM EDT | Wind Advisory | RLX | Boyd, Carter, Greenup, Lawrence | 16 hr |
Nearby
Special Weather Statements in Ohio, 2017Special Weather Statements in Kentucky, 2017Every special weather statement 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.