Alert archive / Ohio / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 577
The Storm Prediction Center issued this severe thunderstorm watch at Aug 5, 2002, 2:05 PM EDT for 5 states. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 5, 2002, 2:05 PM EDT (18:05 UTC)
- Expired
- Aug 5, 2002, 8:00 PM EDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 105 counties
Dearborn County, IN, Franklin County, IN, Ohio County, IN, Switzerland County, IN, Union County, IN, Boone County, KY, Boyd County, KY, Bracken County, KY, Campbell County, KY, Carroll County, KY, Fleming County, KY, Gallatin County, KY, Grant County, KY, Greenup County, KY, Harrison County, KY, Henry County, KY, Kenton County, KY, Lewis County, KY, Mason County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Trimble County, KY, Adams County, OH, Athens County, OH, Belmont County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Coshocton County, OH, Darke County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Guernsey County, OH, Hamilton County, OH, Harrison County, OH, Highland County, OH, Hocking County, OH, Jackson County, OH, Jefferson County, OH, Knox County, OH, Lawrence County, OH, Licking County, OH, Logan County, OH, Madison County, OH, Meigs County, OH, Miami 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, Shelby County, OH, Tuscarawas County, OH, Union County, OH, Vinton County, OH, Warren County, OH, Washington County, OH, Fayette County, PA, Greene County, PA, Washington County, PA, Westmoreland County, PA, Barbour County, WV, Braxton County, WV, Brooke County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Gilmer County, WV, Harrison County, WV, Jackson County, WV, Lewis County, WV, Marion County, WV, Marshall County, WV, Mason County, WV, Monongalia County, WV, Ohio County, WV, Pleasants County, WV, Preston County, WV, Putnam County, WV, Randolph County, WV, Ritchie County, WV, Roane County, WV, Taylor County, WV, Tyler County, WV, Upshur County, WV, Webster County, WV, Wetzel County, WV, Wirt County, WV, Wood County, WV
The radar
The Cincinnati radar (KILN), 80 km from the middle of the area, began a volume at 18:07 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.
Warnings issued inside it
1 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 5:52 PM EDT | Severe Thunderstorm Warning | RLX | Gallia | 23 min |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.1 hours before the alert went out and 79 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
- 757 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1453 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS20 KWNS 051806 SEL7 SPC WW 051805 INZ000-KYZ000-OHZ000-PAZ000-WVZ000-060000- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 577 STORM PREDICTION CENTER NORMAN OK 205 PM EDT MON AUG 5 2002 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF SOUTHEAST INDIANA NORTHERN KENTUCKY CENTRAL AND SOUTHERN OHIO SOUTHWEST PENNSYLVANIA WESTERN AND NORTHERN WEST VIRGINIA EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 205 PM UNTIL 800 PM EDT. HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 150 STATUTE MILES EAST AND WEST OF A LINE FROM 65 MILES SOUTH SOUTHWEST OF ATHENS OHIO TO 35 MILES NORTH OF ZANESVILLE OHIO. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. DISCUSSION...THUNDERSTORMS DEVELOPING AHEAD OF WEAK MCV IN E CNTRL IND...ALONG WITH OTHER STORMS FORMING EWD ALONG SURFACE THROUGH INTO CNTRL OH...EXPECTED TO CONSOLIDATE INTO BANDS/CLUSTERS LATER THIS AFTERNOON. COUPLED WITH WEAK NWLY FLOW ALOFT...STRONG HEATING AND HI PWS...POTENTIAL WILL EXIST FOR WET MICROBURSTS/LOCALLY DAMAGING WIND AS ACTIVITY MOVES/DEVELOPS ESEWD. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 1 INCH EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR 30025. ...CORFIDI 402,0790 381,0795 381,0852 402,0844
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 2:50 PM EDT | Severe Thunderstorm Watch | SPC | Berkeley, Grant, Hampshire, Hardy, Jefferson, Mineral and 3 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Ohio, 2002Severe Thunderstorm Watches in West Virginia, 2002Severe Thunderstorm Watches in Kentucky, 2002Every severe thunderstorm watch in 2002
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.