Alert archive / West Virginia / Flood Watches in 2018
Flood Watch 10, NWS Charleston, WV
NWS Charleston, WV issued this flood watch at Sep 8, 2018, 3:34 AM EDT for 26 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky. It took effect at Sep 8, 2018, 8:00 PM EDT. It was in force for 32 hr.
The area
The counties it named.
The facts
- Issued
- Sep 8, 2018, 3:34 AM EDT (07:34 UTC)
- In effect from
- Sep 8, 2018, 8:00 PM EDT
- Expired
- Sep 10, 2018, 4:15 AM EDT
- In force
- 32 hr
- Issued by
- NWS Charleston, WV
- Flood severity
- None
All 39 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, Barbour County, WV, Boone County, WV, Braxton County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Gilmer County, WV, Harrison County, WV, Jackson County, WV, Kanawha County, WV, Lewis 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, Taylor County, WV, Tyler County, WV, Upshur County, WV, Wayne County, WV, Wirt County, WV, Wood County, WV
The radar
The Charleston,WV radar (KRLX), 57 km from the middle of the area, began a volume at 07:38 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.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 7.6 hours before the alert went out and 199 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
- 216 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 769 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
What forecasters said that day
The local office's own words before this flood watch 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 flood watch went out at Sep 8, 1:40 AM EDT, 1 hour 54 minutes earlier.
Area forecast discussion, Sep 8, 1:40 AM EDT, 1 hour 54 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Sep 7, 4:42 AM EDT, 22 hours 52 minutes before
Hazardous Weather Outlook National Weather Service Charleston WV Issued by National Weather Service Pittsburgh PA 442 AM EDT Fri Sep 7 2018 OHZ066-067-075-076-083>085-WVZ009>011-017-019-020-031-032-080845- Perry-Morgan-Athens-Washington-Jackson OH-Vinton-Meigs-Wood- Pleasants-Tyler-Wirt-Ritchie-Doddridge-Harrison-Taylor- 442 AM EDT Fri Sep 7 2018 This Hazardous Weather Outlook is for much of the middle Ohio Valley. .DAY ONE...Today and Tonight. While there is a low probability for widespread hazardous weather, slow moving thunderstorms can produce isolated flash flooding, mainly this afternoon and this evening. Hence, there is a marginal risk for flash flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Isolated flash flooding from slow moving showers and thunderstorms is possible again Saturday, mainly during the afternoons and evenings. However, there is a slight risk for excessive rainfall Saturday night, as the remnants of once tropical storm Gordon, and a front, combine to bring potentially more widespread heavy rainfall. There is a moderate risk for excessive rainfall Sunday through Sunday night, and the heavy rainfall could continue into into Monday, as the system only slowly pushes through. A flash flood watch may be needed this weekend, if confidence for heavy rainfall continues to increase. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions by calling the toll-free spotter hotline, or by other methods detailed at www.weather.gov/rlx/reports. KYZ101>103-105-OHZ086-087-WVZ005>008-013>016-018-026>030-039-040- 515>526-080845- Greenup-Carter-Boyd-Lawrence KY-Gallia-Lawrence OH-Wayne-Cabell- Mason-Jackson WV-Lincoln-Putnam-Kanawha-Roane-Calhoun-Boone-Clay- Braxton-Gilmer-Lewis-Upshur-Barbour-Northwest Raleigh- Southeast Raleigh-Northwest Fayette-Southeast Fayette- Northwest Nicholas-Southeast Nicholas-Northwest Webster- Southeast Webster-Northwest Pocahontas-Southeast Pocahontas- Northwest Randolph-Southeast Randolph- 442 AM EDT Fri Sep 7 2018 This Hazardous Weather Outlook is for northeast Kentucky, extreme southeast Ohio, and much of West Virginia. .DAY ONE...Today and Tonight. While there is a low probability for widespread hazardous weather, slow moving thunderstorms can produce isolated flash flooding, mainly this afternoon and this evening. Hence, there is a marginal risk for flash flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. While there is a low probability for widespread hazardous weather, slow moving showers and thunderstorms can produce isolated flash flooding this weekend, and even Monday. There is a marginal risk for excessive rainfall Saturday, and then a slight risk for excessive rainfall Sunday, when the remnants of once tropical storm Gordon add to an already moist air mass. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions by calling the toll-free spotter hotline, or by other methods detailed at www.weather.gov/rlx/reports. VAZ003-004-WVZ024-025-033-034-080845- Dickenson-Buchanan-Mingo-Logan-McDowell-Wyoming- 442 AM EDT Fri Sep 7 2018 This Hazardous Weather Outlook is for southwest Virginia and southern West Virginia. .DAY ONE...Today and Tonight. While there is a low probability for widespread hazardous weather, slow moving thunderstorms can produce isolated flash flooding, mainly this afternoon and this evening. Hence, there is a marginal risk for flash flooding. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. While there is a low probability for widespread hazardous weather, slow moving showers and thunderstorms can produce isolated flash flooding this weekend. There is a marginal risk for flash flooding, overnight Saturday night, and again Sunday through Sunday night, when the remnants of once tropical storm Gordon add to an already moist air mass. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions by calling the toll-free spotter hotline, or by other methods detailed at www.weather.gov/rlx/reports. TRM
In the hours before
Local storm report, Sep 7, 10:12 PM EDT, 5 hours 22 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, Sep 7, 10:23 PM EDT, 5 hours 11 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 8:02 PM EDT | Flash Flood Warning | RLX | Jackson, Mason | 93 min |
| Sep 8, 2:11 PM EDT | Special Weather Statement | RLX | Roane | 34 min |
| Sep 8, 3:51 PM EDT | Special Weather Statement | RLX | Nicholas | 54 min |
| Sep 8, 5:16 PM EDT | Special Weather Statement | RLX | Fayette | 59 min |
| Sep 8, 5:57 PM EDT | Severe Thunderstorm Warning | RLX | Fayette, Kanawha | 38 min |
| Sep 7, 10:23 PM EDT | Special Weather Statement | RLX | Jackson | 52 min |
Nearby
Flood Watches in West Virginia, 2018Flood Watches in Ohio, 2018Flood Watches in Kentucky, 2018Every flood watch in 2018
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.