Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 43, NWS Paducah, KY
NWS Paducah, KY issued this flash flood warning at Jul 30, 2021, 4:47 PM CDT for Butler County, Ripley County, Missouri. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 30, 2021, 4:47 PM CDT (21:47 UTC)
- Expired
- Jul 30, 2021, 7:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Paducah, KY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Butler County, MO, Ripley County, MO
The radar
The Memphis radar (KNQA), 161 km from the middle of the area, began a volume at 21:47 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 30, 5:00 PM CDT | FLASH FLOOD | 4 Sw Poplar Bluff, MO | HEAVY RAIN CAUSING FLOODING IN POPLAR BLUFF AREA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 9.8 hours before the alert went out and 212 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
- 1488 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 1451 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
092
WGUS53 KPAH 302147
FFWPAH
MOC023-181-310045-
/O.NEW.KPAH.FF.W.0043.210730T2147Z-210731T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Paducah KY
447 PM CDT Fri Jul 30 2021
The National Weather Service in Paducah has issued a
* Flash Flood Warning for...
Western Butler County in southeastern Missouri...
Eastern Ripley County in southeastern Missouri...
* Until 745 PM CDT.
* At 447 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen since 3 pm. Additional rainfall amounts up 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...
Poplar Bluff, Doniphan, Naylor, Neelyville, Fairdealing, Oxly,
Milltown, Harviell and Budapest.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3650 9085 3681 9079 3681 9066 3685 9066
3689 9053 3650 9030 3650 9056 3651 9057
FLASH FLOOD...RADAR INDICATED
$$
SMITH2 follow-up statements
911
WGUS73 KPAH 302359
FFSPAH
Flash Flood Statement
National Weather Service Paducah KY
659 PM CDT Fri Jul 30 2021
MOC181-310009-
/O.CAN.KPAH.FF.W.0043.000000T0000Z-210731T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Ripley MO-
659 PM CDT Fri Jul 30 2021
...FLASH FLOOD WARNING IS CANCELLED FOR EASTERN RIPLEY COUNTY...
Flooding is no longer expected to pose a threat in eastern Ripley
County. Please continue to heed any remaining road closures.
LAT...LON 3668 9062 3681 9062 3681 9063 3681 9065
3681 9066 3685 9066 3689 9053 3650 9030
3650 9056 3651 9057 3656 9058 3657 9058
3658 9057 3659 9058 3668 9059
$$
MOC023-310045-
/O.CON.KPAH.FF.W.0043.000000T0000Z-210731T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Butler MO-
659 PM CDT Fri Jul 30 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM CDT THIS
EVENING FOR WESTERN BUTLER COUNTY...
At 659 PM CDT, Doppler radar indicated that thunderstorms that
produced the heavy rain have dissipated across the warned area.
Radar estimates of 1 to 3 inches or higher have fallen since 3 pm
this Friday afternoon. As of 645 pm CDT, Butler County Sheriffs
office and Butler County Emergency Management have not received any
reports of flooded roads or structures. If no additional flooding
is reported, this flash flood warning will be allowed to expire at
745 pm CDT.
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...
Poplar Bluff, Neelyville, Harviell and Milltown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 3668 9062 3681 9062 3681 9063 3681 9065
3681 9066 3685 9066 3689 9053 3650 9030
3650 9056 3651 9057 3656 9058 3657 9058
3658 9057 3659 9058 3668 9059
FLASH FLOOD...RADAR INDICATED
$$
SMITH717
WGUS73 KPAH 310049
FFSPAH
Flash Flood Statement
National Weather Service Paducah KY
749 PM CDT Fri Jul 30 2021
MOC023-310059-
/O.EXP.KPAH.FF.W.0043.000000T0000Z-210731T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Butler MO-
749 PM CDT Fri Jul 30 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR WESTERN BUTLER COUNTY...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
LAT...LON 3668 9062 3681 9062 3681 9063 3681 9065
3681 9066 3685 9066 3689 9053 3650 9030
3650 9056 3651 9057 3656 9058 3657 9058
3658 9057 3659 9058 3668 9059
$$
SMITHThe office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 4:09 PM CDT | Special Weather Statement | PAH | Butler | 21 min |
| Jul 30, 4:17 PM CDT | Special Weather Statement | PAH | Butler | 28 min |
| Jul 30, 4:34 PM CDT | Severe Thunderstorm Warning | PAH | Butler | 26 min |
| Jul 30, 4:53 PM CDT | Severe Thunderstorm Warning | PAH | Ripley | 22 min |
| Jul 30, 5:16 PM CDT | Special Weather Statement | PAH | Butler | 44 min |
| Jul 30, 5:37 PM CDT | Flash Flood Warning | PAH | Butler | 2 hr |
| Jul 30, 5:46 PM CDT | Special Weather Statement | PAH | Wayne | 59 min |
Nearby
Flash Flood Warnings in Missouri, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.