Alert archive / West Virginia / Heat Advisories in 2011
Heat Advisory 3, NWS Charleston, WV
NWS Charleston, WV issued this heat advisory at Jul 19, 2011, 2:46 PM EDT for 17 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky. It took effect at Jul 20, 2011, 12:00 PM EDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Jul 19, 2011, 2:46 PM EDT (18:46 UTC)
- In effect from
- Jul 20, 2011, 12:00 PM EDT
- Expired
- Jul 20, 2011, 7:42 PM EDT
- In force
- 8 hr
- Issued by
- NWS Charleston, WV
All 30 counties
Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Athens County, OH, Gallia County, OH, Jackson County, OH, Lawrence County, OH, Meigs County, OH, Morgan County, OH, Perry County, OH, Vinton County, OH, Washington County, OH, Boone County, WV, Cabell County, WV, Calhoun County, WV, Jackson County, WV, Kanawha County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, Mingo County, WV, Pleasants County, WV, Putnam County, WV, Ritchie County, WV, Roane County, WV, Tyler County, WV, Wayne County, WV, Wirt County, WV, Wood County, WV
The radar
The Charleston,WV radar (KRLX), 54 km from the middle of the area, began a volume at 18:48 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 12:00Z, 6.8 hours before the alert went out and 175 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
- 1414 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 634 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Charleston, WV wrote its last area forecast discussion before this heat advisory went out at Jul 19, 2:39 PM EDT, 7 minutes earlier.
Area forecast discussion, Jul 19, 2:39 PM EDT, 7 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHARLESTON WV 424 AM EDT TUE JUL 19 2011 KYZ101>103-105-OHZ066-067-075-076-083>087-WVZ005>009-014-200830- GREENUP-CARTER-BOYD-LAWRENCE-PERRY-MORGAN-ATHENS-WASHINGTON-JACKSON- VINTON-MEIGS-GALLIA-WAYNE-CABELL-MASON-WOOD-PUTNAM- 424 AM EDT TUE JUL 19 2011 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...SOUTHEAST OHIO AND MUCH OF WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. HEAT ADVISORY. THERE IS ALSO A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT. THE MAIN THREATS ARE DAMAGING WINDS AND SMALL HAIL. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. AS THE HEAT WAVE CONTINUES WEDNESDAY THROUGH SUNDAY...HEAT ADVISORIES MAY BE NEEDED. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. WVZ010-011-013-015>020-024>031-200830- PLEASANTS-TYLER-LINCOLN-KANAWHA-ROANE-WIRT-CALHOUN-RITCHIE-DODDRIDGE- MINGO-LOGAN-BOONE-CLAY-BRAXTON-GILMER-LEWIS-HARRISON- 424 AM EDT TUE JUL 19 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL WEST VIRGINIA...NORTHERN WEST VIRGINIA AND SOUTHERN WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT. THE MAIN THREATS ARE DAMAGING WINDS AND SMALL HAIL. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. AS THE HEAT WAVE CONTINUES WEDNESDAY THROUGH SUNDAY...HEAT ADVISORIES MAY BE NEEDED. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. VAZ003-004-WVZ032>040-046-047-200830- DICKENSON-BUCHANAN-TAYLOR-MCDOWELL-WYOMING-RALEIGH-FAYETTE-NICHOLAS- WEBSTER-UPSHUR-BARBOUR-POCAHONTAS-RANDOLPH- 424 AM EDT TUE JUL 19 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST VIRGINIA...CENTRAL WEST VIRGINIA...NORTHERN WEST VIRGINIA AND SOUTHERN WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH TONIGHT. THE MAIN THREATS ARE DAMAGING WINDS AND SMALL HAIL. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
In the hours before
Special weather statement, Jul 19, 10:00 AM EDT, 4 hours 46 minutes before
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</html>The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 8:35 PM EDT | Special Weather Statement | RLX | Wirt, Wood | 25 min |
| Jul 18, 10:19 PM EDT | Special Weather Statement | RLX | Tucker | 56 min |
| Jul 19, 5:36 AM EDT | Special Weather Statement | RLX | Doddridge, Harrison, Tyler | 54 min |
| Jul 19, 6:45 AM EDT | Special Weather Statement | RLX | Barbour, Doddridge, Lewis, Pleasants, Ritchie, Upshur | 60 min |
| Jul 19, 10:00 AM EDT | Special Weather Statement | RLX | Nicholas | 90 min |
| Jul 19, 3:59 PM EDT | Special Weather Statement | RLX | Doddridge, Gilmer, Lewis, Upshur | 61 min |
| Jul 19, 7:29 PM EDT | Special Weather Statement | RLX | Wayne | 61 min |
| Jul 18, 8:12 PM EDT | Special Weather Statement | RLX | Athens, Meigs | 63 min |
| Jul 18, 8:15 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Jackson, Meigs, Vinton | 60 min |
| Jul 18, 9:30 PM EDT | Special Weather Statement | RLX | Jackson | 30 min |
| Jul 18, 10:03 PM EDT | Special Weather Statement | RLX | Jackson, Lawrence | 72 min |
| Jul 19, 4:39 PM EDT | Special Weather Statement | RLX | Perry | 51 min |
| Jul 19, 5:25 PM EDT | Special Weather Statement | RLX | Athens, Meigs | 65 min |
| Jul 19, 6:29 PM EDT | Special Weather Statement | RLX | Lawrence | 61 min |
| Jul 19, 7:35 PM EDT | Special Weather Statement | RLX | Perry | 25 min |
Nearby
Heat Advisories in West Virginia, 2011Heat Advisories in Ohio, 2011Heat Advisories in Kentucky, 2011Every heat advisory in 2011
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.