Alert archive / Ohio / Flash Flood Warnings in 2021
Flash Flood Warning 102, NWS Charleston, WV
NWS Charleston, WV issued this flash flood warning at Aug 29, 2021, 1:47 PM EDT for Athens County, Morgan County, Ohio. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 29, 2021, 1:47 PM EDT (17:47 UTC)
- Expired
- Aug 29, 2021, 4:05 PM EDT
- In force
- 2 hr
- Issued by
- NWS Charleston, WV
- Area
- Storm-based polygon
- Flood severity
- None
Counties Athens County, OH, Morgan County, OH
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.8 hours before the alert went out and 153 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
- 1111 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 1131 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
811
WGUS51 KRLX 291747
FFWRLX
OHC009-115-292145-
/O.NEW.KRLX.FF.W.0102.210829T1747Z-210829T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Charleston WV
147 PM EDT Sun Aug 29 2021
The National Weather Service in Charleston has issued a
* Flash Flood Warning for...
Northeastern Athens County in southeastern Ohio...
Southwestern Morgan County in southeastern Ohio...
* Until 545 PM EDT.
* At 147 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1.5 and 2.5 inches of
rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Amesville and Burr Oak State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report Severe Weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely. You may
also report severe weather by posting your report to the Charleston
West Virginia National Weather Service Facebook Page, or by using
the Twitter Hashtag, NWSRLX.
&&
LAT...LON 3955 8208 3955 8207 3955 8206 3955 8205
3955 8204 3958 8204 3960 8193 3941 8185
3935 8203
FLASH FLOOD...RADAR INDICATED
$$
RPY2 follow-up statements
260
WGUS71 KRLX 291842
FFSRLX
Flash Flood Statement
National Weather Service Charleston WV
242 PM EDT Sun Aug 29 2021
OHC009-115-292145-
/O.CON.KRLX.FF.W.0102.000000T0000Z-210829T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Athens OH-Morgan OH-
242 PM EDT Sun Aug 29 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 PM EDT THIS
AFTERNOON FOR NORTHEASTERN ATHENS AND SOUTHWESTERN MORGAN COUNTIES...
At 242 PM EDT, Although heavy rain has moved out of the area,
between 2 and 3 inches of rain have fallen. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Amesville and Burr Oak State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report Severe Weather to the National Weather Service by
calling toll free, 800 401 9535, when you can do so safely. You may
also report severe weather by posting your report to the Charleston
West Virginia National Weather Service Facebook Page, or by using
the Twitter Hashtag, NWSRLX.
&&
LAT...LON 3955 8208 3955 8207 3955 8206 3955 8205
3955 8204 3958 8204 3960 8193 3941 8185
3935 8203
FLASH FLOOD...RADAR INDICATED
$$
RPY856
WGUS71 KRLX 292005
FFSRLX
Flash Flood Statement
National Weather Service Charleston WV
405 PM EDT Sun Aug 29 2021
OHC009-115-292015-
/O.CAN.KRLX.FF.W.0102.000000T0000Z-210829T2145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Athens OH-Morgan OH-
405 PM EDT Sun Aug 29 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN ATHENS AND
SOUTHWESTERN MORGAN COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3955 8208 3955 8207 3955 8206 3955 8205
3955 8204 3958 8204 3960 8193 3941 8185
3935 8203
$$
JZThe office that day
Everything else NWS Charleston, WV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 11:59 AM EDT | Special Weather Statement | RLX | Perry | 46 min |
| Aug 29, 12:22 PM EDT | Special Weather Statement | RLX | Vinton | 38 min |
| Aug 29, 1:55 PM EDT | Severe Thunderstorm Warning | RLX | Athens, Washington | 35 min |
| Aug 29, 2:21 PM EDT | Severe Thunderstorm Warning | RLX | Washington | 39 min |
| Aug 29, 2:54 PM EDT | Special Weather Statement | RLX | Scioto | 51 min |
| Aug 29, 3:13 PM EDT | Special Weather Statement | RLX | Gallia | 47 min |
| Aug 29, 3:14 PM EDT | Special Weather Statement | RLX | Gallia | 46 min |
| Aug 29, 3:25 PM EDT | Special Weather Statement | RLX | Vinton | 50 min |
| Aug 29, 3:49 PM EDT | Flash Flood Warning | RLX | Gallia, Meigs, Vinton | 3 hr |
| Aug 29, 4:19 PM EDT | Special Weather Statement | RLX | Meigs | 41 min |
| Aug 29, 4:51 PM EDT | Special Weather Statement | RLX | Perry | 54 min |
Nearby
Flash Flood Warnings in Ohio, 2021Every flash flood warning 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.