Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 63, NWS Paducah, KY
NWS Paducah, KY issued this flash flood warning at Oct 24, 2021, 11:41 PM CDT for Bollinger 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
- Oct 24, 2021, 11:41 PM CDT (04:41 UTC)
- Expired
- Oct 25, 2021, 2:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Paducah, KY
- Area
- Storm-based polygon
- Flood severity
- None
County Bollinger County, MO
The radar
The Paducah radar (KPAH), 115 km from the middle of the area, began a volume at 04:42 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 |
|---|---|---|---|
| Oct 24, 11:45 PM CDT | FLASH FLOOD | 7 Nne Marble Hill, MO | LATE REPORT: HIGHWAY B AND COUNTY ROAD 324 THERE WAS WATER AND DEBRIS OVER THE ROAD. WATER WAS ALSO OVER THE ROAD ABOUT A QUARTER MILE NORTH OF THAT LOCATION. HOG CREEK ON HIGHWAY B WAS ALSO OUT OF ITS BANKS. |
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 00:00Z, 4.7 hours before the alert went out and 264 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
- 1375 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1184 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 289 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 10.9
The text
As transmitted.
010
WGUS53 KPAH 250441
FFWPAH
MOC017-250745-
/O.NEW.KPAH.FF.W.0063.211025T0441Z-211025T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Paducah KY
1141 PM CDT Sun Oct 24 2021
The National Weather Service in Paducah has issued a
* Flash Flood Warning for...
Bollinger County in southeastern Missouri...
* Until 245 AM CDT.
* At 1141 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. 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...
Marble Hill, Grassy, Leopold, Sedgewickville, Zalma and Glenallen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3744 9014 3756 8986 3713 8987 3713 8996
3705 8996 3705 9000 3704 9000 3704 9011
3709 9011 3709 9022 3731 9022 3731 9015
FLASH FLOOD...RADAR INDICATED
$$
PS1 follow-up statement
308
WGUS73 KPAH 250550
FFSPAH
Flash Flood Statement
National Weather Service Paducah KY
1250 AM CDT Mon Oct 25 2021
MOC017-250745-
/O.CON.KPAH.FF.W.0063.000000T0000Z-211025T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bollinger MO-
1250 AM CDT Mon Oct 25 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM CDT EARLY THIS
MORNING FOR BOLLINGER COUNTY...
At 1250 AM CDT, from 2 to 3 inches of rain have fallen at some
locations. Though the heavy rainfall has now ended in the warned
area, it may take awhile for any flooding to recede. Please continue
to head any road closures.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Marble Hill, Grassy, Leopold, Sedgewickville, Zalma and Glenallen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3744 9014 3756 8986 3713 8987 3713 8996
3705 8996 3705 9000 3704 9000 3704 9011
3709 9011 3709 9022 3731 9022 3731 9015
FLASH FLOOD...RADAR INDICATED
$$
PSThe office that day
Everything else NWS Paducah, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 8:42 PM CDT | Tornado Warning | PAH | Perry | 48 min |
| Oct 24, 9:03 PM CDT | Tornado Warning | PAH | Perry | 57 min |
| Oct 24, 9:33 PM CDT | Severe Thunderstorm Warning | PAH | Bollinger, Cape Girardeau, Perry | 57 min |
| Oct 24, 9:42 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 48 min |
| Oct 24, 10:05 PM CDT | Flash Flood Warning | PAH | Perry | 6 hr |
| Oct 24, 10:12 PM CDT | Flash Flood Warning | PAH | Bollinger | 6 hr |
| Oct 24, 10:24 PM CDT | Special Weather Statement | PAH | Perry | 51 min |
| Oct 24, 10:46 PM CDT | Special Weather Statement | PAH | Bollinger, Cape Girardeau | 44 min |
| Oct 24, 10:52 PM CDT | Special Weather Statement | PAH | Carter, Wayne | 38 min |
| Oct 24, 10:53 PM CDT | Areal Flood Advisory | PAH | Bollinger, Carter, Wayne | 94 min |
| Oct 24, 10:54 PM CDT | Severe Thunderstorm Warning | PAH | Bollinger, Cape Girardeau | 51 min |
| Oct 24, 11:13 PM CDT | Tornado Warning | PAH | Cape Girardeau | 18 min |
| Oct 24, 11:20 PM CDT | Tornado Warning | PAH | Bollinger, Cape Girardeau | 25 min |
| Oct 24, 11:31 PM CDT | Special Weather Statement | PAH | Stoddard | 44 min |
| Oct 24, 11:37 PM CDT | Severe Thunderstorm Warning | PAH | Cape Girardeau, Scott | 38 min |
| Oct 24, 11:42 PM CDT | Special Weather Statement | PAH | Butler | 48 min |
| Oct 25, 12:46 AM CDT | Special Weather Statement | PAH | New Madrid | 44 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.