Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 11, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Jun 24, 2021, 6:32 PM CDT for 4 counties in Missouri. It was in force for 8 hr. 3 reports 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
- Jun 24, 2021, 6:32 PM CDT (23:32 UTC)
- Expired
- Jun 25, 2021, 2:15 AM CDT
- In force
- 8 hr
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Andrew County, MO, Atchison County, MO, Holt County, MO, Nodaway County, MO
The radar
The Omaha radar (KOAX), 146 km from the middle of the area, began a volume at 23:35 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 |
|---|---|---|---|
| Jun 24, 7:45 PM CDT | HEAVY RAIN 1.8 | Graham, MO | |
| Jun 24, 9:30 PM CDT | HEAVY RAIN 2.1 | Rosendale, MO | |
| Jun 25, 12:26 AM CDT | FLASH FLOOD | 4 Nw Mound City, MO | INTERSTATE 29 CLOSED BETWEEN MM 84 AND MM 92 DUE TO RUNNING WATER OVER THE INTERSTATE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 11.5 hours before the alert went out and 142 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
- 2072 J/kg
- Mixed-layer CIN
- -283 J/kg
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 342 m²/s²
- 0-3 km storm-relative helicity
- 386 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
245
WGUS53 KEAX 242332
FFWEAX
MOC003-005-087-147-250515-
/O.NEW.KEAX.FF.W.0011.210624T2332Z-210625T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
632 PM CDT Thu Jun 24 2021
The National Weather Service in Pleasant Hill MO has issued a
* Flash Flood Warning for...
Northern Andrew County in northwestern Missouri...
Atchison MO County in northwestern Missouri...
Holt County in northwestern Missouri...
Nodaway County in northwestern Missouri...
* Until 1215 AM CDT.
* At 632 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1 inch of rain
has fallen. The expected rainfall rate is 1 to 2.5 inches in 1
hour. 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...
Maryville, Tarkio, Mound City, Rock Port, Oregon, Fairfax,
Burlington Junction, Ravenwood, Maitland, Skidmore, Forest City,
Craig, Fillmore, Barnard, Conception Junction, Parnell, Bolckow,
Graham, Clearmont and Pickering.
Thunderstorms producing heavy rainfall will move over areas which
received significant rain amounts earlier today.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4048 9569 4054 9463 4038 9460 4000 9460
3995 9525 4001 9532 4004 9541 4012 9540
4019 9548 4024 9548 4026 9555 4029 9555
4031 9560 4042 9566 4046 9564
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2.5 INCHES IN 1 HOUR
$$
SAW4 follow-up statements
462
WGUS73 KEAX 250044
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
744 PM CDT Thu Jun 24 2021
MOC003-005-087-147-250515-
/O.CON.KEAX.FF.W.0011.000000T0000Z-210625T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Andrew MO-Atchison MO MO-Holt MO-Nodaway MO-
744 PM CDT Thu Jun 24 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FRIDAY
FOR NORTHERN ANDREW, ATCHISON MO, HOLT AND NODAWAY COUNTIES...
At 744 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 3 inches of rain have
fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Maryville, Tarkio, Mound City, Rock Port, Oregon, Fairfax,
Burlington Junction, Ravenwood, Maitland, Skidmore, Forest City,
Craig, Fillmore, Barnard, Conception Junction, Parnell, Bolckow,
Graham, Clearmont and Pickering.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4048 9569 4054 9463 4038 9460 4000 9460
3995 9525 4001 9532 4004 9541 4012 9540
4019 9548 4024 9548 4026 9555 4029 9555
4031 9560 4042 9566 4046 9564
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
SAW578
WGUS73 KEAX 250152
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
852 PM CDT Thu Jun 24 2021
MOC003-005-087-147-250515-
/O.CON.KEAX.FF.W.0011.000000T0000Z-210625T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Andrew MO-Atchison MO MO-Holt MO-Nodaway MO-
852 PM CDT Thu Jun 24 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FRIDAY
FOR NORTHERN ANDREW, ATCHISON MO, HOLT AND NODAWAY COUNTIES...
At 852 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 1 and 4 inches of rain have
fallen. Additional rainfall amounts of 0.5 to 1.5 inches are
possible in the warned area. Flash flooding is already occurring.
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...
Maryville, Tarkio, Mound City, Rock Port, Oregon, Fairfax,
Burlington Junction, Ravenwood, Maitland, Skidmore, Forest City,
Craig, Fillmore, Barnard, Conception Junction, Parnell, Bolckow,
Graham, Clearmont and Pickering.
Highway 111 is flooded between Forest City and Oregon.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4048 9569 4054 9463 4038 9460 4000 9460
3995 9525 4001 9532 4004 9541 4012 9540
4019 9548 4024 9548 4026 9555 4029 9555
4031 9560 4042 9566 4046 9564
FLASH FLOOD...RADAR INDICATED
$$
SAW324
WGUS53 KEAX 250458
FFWEAX
MOC003-005-087-147-250715-
/O.EXT.KEAX.FF.W.0011.000000T0000Z-210625T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
1158 PM CDT Thu Jun 24 2021
The National Weather Service in Pleasant Hill MO has extended the
* Flash Flood Warning for...
Northern Andrew County in northwestern Missouri...
Atchison MO County in northwestern Missouri...
Holt County in northwestern Missouri...
Nodaway County in northwestern Missouri...
* Until 215 AM CDT.
* At 1158 PM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between
2 and 5 inches of rain have fallen. Additional rainfall amounts of
0.5 to 1.5 inches are possible in the warned area. Flash flooding
is already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Maryville, Tarkio, Mound City, Rock Port, Oregon, Fairfax,
Burlington Junction, Ravenwood, Maitland, Skidmore, Forest City,
Craig, Fillmore, Barnard, Conception Junction, Parnell, Bolckow,
Graham, Clearmont and Pickering.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4048 9569 4054 9463 4038 9460 4000 9460
3995 9525 4001 9532 4004 9541 4012 9540
4019 9548 4024 9548 4026 9555 4029 9555
4031 9560 4042 9566 4046 9564
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$
SAW803
WGUS73 KEAX 250609
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
109 AM CDT Fri Jun 25 2021
MOC003-005-087-147-250715-
/O.CON.KEAX.FF.W.0011.000000T0000Z-210625T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Andrew MO-Atchison MO MO-Holt MO-Nodaway MO-
109 AM CDT Fri Jun 25 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM CDT EARLY THIS
MORNING FOR NORTHERN ANDREW, ATCHISON MO, HOLT AND NODAWAY
COUNTIES...
At 109 AM CDT, local law enforcement reported thunderstorms
producing heavy rain across the warned area. Between 2 and 6 inches
of rain have fallen. Additional rainfall amounts of 1 to 3 inches
are possible in the warned area. Flash flooding is already occurring.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Law enforcement reported.
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...
Maryville, Tarkio, Mound City, Rock Port, Oregon, Fairfax,
Burlington Junction, Ravenwood, Maitland, Skidmore, Forest City,
Craig, Fillmore, Barnard, Conception Junction, Parnell, Bolckow,
Graham, Clearmont and Pickering.
Interstate 29 is closed due to flooding between Mound City and Craig.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 4048 9569 4054 9463 4038 9460 4000 9460
3995 9525 4001 9532 4004 9541 4012 9540
4019 9548 4024 9548 4026 9555 4029 9555
4031 9560 4042 9566 4046 9564
FLASH FLOOD...OBSERVED
$$
SAWThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 3:28 AM CDT | Severe Thunderstorm Warning | EAX | Atchison | 47 min |
| Jun 24, 4:14 AM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt, Nodaway | 28 min |
| Jun 24, 9:30 AM CDT | Severe Thunderstorm Warning | EAX | Cooper, Howard, Saline | 45 min |
| Jun 24, 11:08 AM CDT | Special Weather Statement | EAX | Bates | 37 min |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Linn, Livingston | 4 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Daviess, Livingston | 3 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Platte | 21 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Platte | 7 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Ray | 3 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Howard | 51 hr |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Buchanan | 4 days |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Daviess, Gentry | 51 hr |
| Jun 24, 11:20 AM CDT | River Flood Warning | EAX | Carroll, Chariton, Linn, Livingston | 10 days |
| Jun 24, 6:53 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Holt, Nodaway | 52 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.