Alert archive / West Virginia / Flash Flood Watches in 2021
Flash Flood Watch 1, NWS Charleston, WV
NWS Charleston, WV issued this flash flood watch at May 4, 2021, 2:35 PM EDT for 17 counties in West Virginia; Athens County, Meigs County, Washington County, Ohio. It took effect at May 4, 2021, 8:00 PM EDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- May 4, 2021, 2:35 PM EDT (18:35 UTC)
- In effect from
- May 4, 2021, 8:00 PM EDT
- Expired
- May 5, 2021, 8:00 AM EDT
- In force
- 12 hr
- Issued by
- NWS Charleston, WV
- Flood severity
- None
Counties Athens County, OH, Meigs County, OH, Washington County, OH, Braxton 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, Mason County, WV, Pleasants County, WV, Putnam County, WV, Ritchie County, WV, Roane County, WV, Tyler County, WV, Wirt County, WV, Wood County, WV
The radar
The Charleston,WV radar (KRLX), 85 km from the middle of the area, began a volume at 18:37 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
Pittsburgh, PA (KPIT), launched 12:00Z, 6.6 hours before the alert went out and 187 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
- 662 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
488 WGUS61 KRLX 041835 FFARLX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Charleston WV 235 PM EDT Tue May 4 2021 OHZ075-076-085-WVZ007>011-014>020-027>031-050245- /O.NEW.KRLX.FF.A.0001.210505T0000Z-210505T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Athens-Washington-Meigs-Mason-Jackson WV-Wood-Pleasants-Tyler-Putnam- Kanawha-Roane-Wirt-Calhoun-Ritchie-Doddridge-Clay-Braxton-Gilmer- Lewis-Harrison- Including the cities of South Charleston, Harrisville, Parkersburg, Hurricane, Athens, Clarksburg, Pennsboro, Burnsville, Paden City, Gassaway, Bridgeport, Vienna, St. Marys, Pomeroy, Grantsville, Marietta, Saint Albans, Glenville, Middlebourne, Sutton, Ravenswood, Belpre, Ripley, Clay, Point Pleasant, Charleston, Spencer, Elizabeth, New Haven, Teays Valley, Belmont, Weston, West Union, and Sistersville 235 PM EDT Tue May 4 2021 ...FLASH FLOOD WATCH IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH WEDNESDAY MORNING... The National Weather Service in Charleston has issued a * Flash Flood Watch for portions of southeast Ohio and West Virginia, including the following areas, in southeast Ohio, Athens, Meigs and Washington. In West Virginia, Braxton, Calhoun, Clay, Doddridge, Gilmer, Harrison, Jackson WV, Kanawha, Lewis, Mason, Pleasants, Putnam, Ritchie, Roane, Tyler, Wirt and Wood. * From 8 PM EDT this evening through Wednesday morning. * A cold front, capable of producing rainfall amounts between 1 and 1.5 inches, is expected tonight. The ground is already saturated from recent rain, and additional heavy rainfall is likely to cause excess runoff and localized flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$
3 follow-up statements
469 WGUS61 KRLX 050244 FFARLX Flood Watch National Weather Service Charleston WV 1044 PM EDT Tue May 4 2021 OHZ075-076-085-WVZ007>011-014>020-027>031-051045- /O.CON.KRLX.FF.A.0001.000000T0000Z-210505T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Athens-Washington-Meigs-Mason-Jackson WV-Wood-Pleasants-Tyler-Putnam- Kanawha-Roane-Wirt-Calhoun-Ritchie-Doddridge-Clay-Braxton-Gilmer- Lewis-Harrison- Including the cities of South Charleston, Harrisville, Parkersburg, Hurricane, Athens, Clarksburg, Pennsboro, Burnsville, Paden City, Gassaway, Bridgeport, Vienna, St. Marys, Pomeroy, Grantsville, Marietta, Saint Albans, Glenville, Middlebourne, Sutton, Ravenswood, Belpre, Ripley, Clay, Point Pleasant, Charleston, Spencer, Elizabeth, New Haven, Teays Valley, Belmont, Weston, West Union, and Sistersville 1044 PM EDT Tue May 4 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... The Flash Flood Watch continues for * Portions of southeast Ohio and West Virginia, including the following areas, in southeast Ohio, Athens, Meigs and Washington. In West Virginia, Braxton, Calhoun, Clay, Doddridge, Gilmer, Harrison, Jackson WV, Kanawha, Lewis, Mason, Pleasants, Putnam, Ritchie, Roane, Tyler, Wirt and Wood. * Until 8 AM EDT Wednesday. * A cold front and wave of low pressure, capable of producing rainfall amounts between 1 and 1.5 inches, will cross overnight. With the ground already saturated from recent rain, additional heavy rainfall is likely to cause excess runoff and localized flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ TRM
115 WGUS61 KRLX 051004 FFARLX Flood Watch National Weather Service Charleston WV 604 AM EDT Wed May 5 2021 OHZ075-076-085-WVZ007>011-014>020-027>031-051200- /O.CON.KRLX.FF.A.0001.000000T0000Z-210505T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Athens-Washington-Meigs-Mason-Jackson WV-Wood-Pleasants-Tyler- Putnam-Kanawha-Roane-Wirt-Calhoun-Ritchie-Doddridge-Clay-Braxton- Gilmer-Lewis-Harrison- Including the cities of Athens, Marietta, Belpre, Pomeroy, Point Pleasant, New Haven, Ravenswood, Ripley, Parkersburg, Vienna, St. Marys, Belmont, Paden City, Sistersville, Middlebourne, Teays Valley, Hurricane, Charleston, South Charleston, Saint Albans, Spencer, Elizabeth, Grantsville, Harrisville, Pennsboro, West Union, Clay, Sutton, Gassaway, Burnsville, Glenville, Weston, Clarksburg, and Bridgeport 604 AM EDT Wed May 5 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... The Flash Flood Watch continues for * Portions of southeast Ohio and West Virginia, including the following areas, in southeast Ohio, Athens, Meigs, and Washington. In West Virginia, Braxton, Calhoun, Clay, Doddridge, Gilmer, Harrison, Jackson WV, Kanawha, Lewis, Mason, Pleasants, Putnam, Ritchie, Roane, Tyler, Wirt, and Wood. * Until 8 AM EDT this morning * Thunderstorms and heavy showers are still possible through late morning. Any excessive rainfall amounts could pose a threat to areas in this watch, especially to those who have already experienced water issues from recent convection. With the ground already saturated any additional heavy rainfall is likely to cause excess runoff and localized flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$
885 WGUS61 KRLX 051152 FFARLX Flood Watch National Weather Service Charleston WV 752 AM EDT Wed May 5 2021 OHZ075-076-085-WVZ007>011-014>020-027>031-051300- /O.EXP.KRLX.FF.A.0001.000000T0000Z-210505T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Athens-Washington-Meigs-Mason-Jackson WV-Wood-Pleasants-Tyler-Putnam- Kanawha-Roane-Wirt-Calhoun-Ritchie-Doddridge-Clay-Braxton-Gilmer- Lewis-Harrison- Including the cities of South Charleston, Harrisville, Parkersburg, Hurricane, Athens, Clarksburg, Pennsboro, Burnsville, Paden City, Gassaway, Bridgeport, Vienna, St. Marys, Pomeroy, Grantsville, Marietta, Saint Albans, Glenville, Middlebourne, Sutton, Ravenswood, Belpre, Ripley, Clay, Point Pleasant, Charleston, Spencer, Elizabeth, New Haven, Teays Valley, Belmont, Weston, West Union, and Sistersville 752 AM EDT Wed May 5 2021 ...FLASH FLOOD WATCH WILL EXPIRE AT 8 AM EDT THIS MORNING... The Flash Flood Watch for portions of southeast Ohio and West Virginia, including the following areas, in southeast Ohio, Athens, Meigs and Washington. In West Virginia, Braxton, Calhoun, Clay, Doddridge, Gilmer, Harrison, Jackson WV, Kanawha, Lewis, Mason, Pleasants, Putnam, Ritchie, Roane, Tyler, Wirt and Wood will expire at 8 AM EDT this morning. The Flash Flood Watch will expire at 8 AM EDT this morning. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ JP
The office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 11:01 AM EDT | Flash Flood Warning | RLX | Pleasants, Ritchie, Tyler, Wirt, Wood | 3 hr |
| May 4, 11:59 AM EDT | Flash Flood Warning | RLX | Doddridge, Harrison, Ritchie, Tyler | 5 hr |
| May 4, 2:06 PM EDT | Areal Flood Warning | RLX | Ritchie, Tyler | 3 hr |
| May 4, 7:31 AM EDT | Special Weather Statement | RLX | Morgan | 44 min |
Nearby
Flash Flood Watches in West Virginia, 2021Flash Flood Watches in Ohio, 2021Every flash flood watch in 2021
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.