Alert archive / Kansas / Flash Flood Warnings in 2017
Flash Flood Warning 37, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Aug 21, 2017, 11:45 PM CDT for Miami County, Kansas; Cass County, Missouri. It was in force for 8 hr. 6 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
- Aug 21, 2017, 11:45 PM CDT (04:45 UTC)
- Expired
- Aug 22, 2017, 7:45 AM CDT
- In force
- 8 hr
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Miami County, KS, Cass County, MO
The radar
The Pleasant Hill radar (KEAX), 36 km from the middle of the area, began a volume at 04:48 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 |
|---|---|---|---|
| Aug 22, 1:23 AM CDT | FLASH FLOOD | Harrisonville, MO | SEVERAL STREETS UNDER 2-3 FEET OF WATER. CARS STRANDED. |
| Aug 22, 1:46 AM CDT | FLASH FLOOD | 2 N Belton, MO | WATER RESCUE. |
| Aug 22, 2:37 AM CDT | FLASH FLOOD | 2 Ese Belton, MO | NUMEROUS CLOSED ROADS ACROSS CASS COUNTY. |
| Aug 22, 3:40 AM CDT | FLASH FLOOD | 7 S Edgerton, KS | NUMEROUS ROAD CLOSURES IN NORTHERN MIAMI COUNTY. FLOOD WATERS APPROACHING A RESIDENCE. |
| Aug 22, 4:12 AM CDT | FLASH FLOOD | 2 Nne Hillsdale, KS | US 169 CLOSED SOUTH OF SPRING HILL DUE TO FLASH FLOODING. |
| Aug 22, 5:16 AM CDT | FLASH FLOOD | 4 S Belton, MO | REPORT VIA TWITTER; BASEMENT FLOODED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KFOE), launched 00:00Z, 4.8 hours before the alert went out and 90 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
- 2114 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1421 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 9.7
The text
As transmitted.
959
WGUS53 KEAX 220445
FFWEAX
KSC121-MOC037-221045-
/O.NEW.KEAX.FF.W.0037.170822T0445Z-170822T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
1145 PM CDT MON AUG 21 2017
The National Weather Service in Pleasant Hill has issued a
* Flash Flood Warning for...
Miami County in east central Kansas...
Cass County in west central Missouri...
* Until 545 AM CDT Tuesday
* At 1143 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is expected to
begin shortly, and several additional inches of rainfall are
possible tonight.
* Some locations that will experience flooding include...
Lee's Summit, Grandview, Belton, Raymore, Harrisonville, Pleasant
Hill, Paola, Spring Hill, Greenwood, Peculiar, Osawatomie,
Louisburg, Lake Winnebago, Cleveland, Freeman, East Lynne, Lake
Annette, Baldwin Park, Strasburg and Gunn City.
This includes Interstate 35 in Kansas between mile markers 200 and
201.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 3874 9506 3874 9461 3885 9461 3883 9412
3862 9412 3849 9507
$$
Laflin2 follow-up statements
171
WGUS53 KEAX 220932
FFWEAX
KSC121-MOC037-221245-
/O.EXT.KEAX.FF.W.0037.000000T0000Z-170822T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
432 AM CDT TUE AUG 22 2017
The National Weather Service in Pleasant Hill has extended the
* Flash Flood Warning for...
Miami County in east central Kansas...
Cass County in west central Missouri...
* Until 745 AM CDT
* At 432 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is already
occurring.
* Some locations that will experience flooding include...
Lee's Summit, Grandview, Belton, Raymore, Harrisonville, Pleasant
Hill, Paola, Spring Hill, Greenwood, Peculiar, Osawatomie,
Louisburg, Lake Winnebago, Cleveland, Freeman, East Lynne, Lake
Annette, Baldwin Park, Strasburg and Gunn City.
This includes Interstate 35 in Kansas between mile markers 200 and
201.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 3874 9506 3874 9461 3885 9461 3883 9412
3862 9412 3849 9507
$$
Laflin914
WGUS73 KEAX 221239
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
739 AM CDT TUE AUG 22 2017
KSC121-MOC037-221247-
/O.EXP.KEAX.FF.W.0037.000000T0000Z-170822T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Miami KS-Cass MO-
739 AM CDT TUE AUG 22 2017
...THE FLASH FLOOD WARNING FOR MIAMI AND CASS COUNTIES WILL EXPIRE AT
745 AM CDT TUESDAY...
The heavy rain has ended. However, flooding is still on going across
the warning area posing a threat. Please continue to heed any
remaining road closures.
LAT...LON 3874 9506 3874 9461 3885 9461 3883 9412
3862 9412 3849 9507
$$
CutterThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 7:22 PM CDT | Flash Flood Warning | EAX | Atchison | 6 hr |
| Aug 21, 8:41 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Leavenworth | 32 min |
| Aug 21, 8:52 PM CDT | Special Weather Statement | EAX | Johnson, Leavenworth, Wyandotte | 38 min |
| Aug 21, 9:09 PM CDT | Flash Flood Warning | EAX | Atchison, Leavenworth | 6 hr |
| Aug 21, 9:26 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Wyandotte | 34 min |
| Aug 21, 9:30 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Leavenworth | 30 min |
| Aug 21, 9:53 PM CDT | Flash Flood Warning | EAX | Johnson, Leavenworth, Wyandotte | 6 hr |
| Aug 21, 9:55 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Leavenworth, Wyandotte | 35 min |
| Aug 21, 10:22 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Miami | 18 min |
| Aug 21, 10:46 PM CDT | Flash Flood Warning | EAX | Johnson | 6 hr |
| Aug 21, 10:48 PM CDT | River Flood Warning | EAX | Atchison, Leavenworth | 51 hr |
| Aug 21, 10:48 PM CDT | River Flood Warning | EAX | Leavenworth | 50 hr |
| Aug 21, 11:07 PM CDT | River Flood Warning | EAX | Johnson | 28 hr |
| Aug 21, 11:12 PM CDT | River Flood Warning | EAX | Johnson | 33 hr |
| Aug 21, 11:25 PM CDT | River Flood Warning | EAX | Johnson | 30 hr |
| Aug 21, 11:43 PM CDT | River Flood Warning | EAX | Johnson | 30 hr |
| Aug 22, 12:04 AM CDT | Flash Flood Warning | EAX | Johnson, Leavenworth, Wyandotte | 8 hr |
| Aug 22, 12:51 AM CDT | River Flood Warning | EAX | Johnson | 34 hr |
| Aug 22, 2:41 AM CDT | Special Weather Statement | EAX | Johnson | 34 min |
| Aug 22, 3:09 AM CDT | Areal Flood Warning | EAX | Atchison | 6 hr |
| Aug 22, 3:15 AM CDT | Flash Flood Warning | EAX | Linn, Miami | 6 hr |
| Aug 22, 4:34 AM CDT | River Flood Warning | EAX | Miami | 3 days |
| Aug 22, 4:34 AM CDT | River Flood Warning | EAX | Linn | 5 days |
| Aug 22, 7:37 AM CDT | Areal Flood Warning | EAX | Atchison, Johnson, Leavenworth, Miami, Wyandotte | 12 hr |
| Aug 22, 8:46 AM CDT | River Flood Warning | EAX | Linn | 5 days |
| Aug 22, 9:01 AM CDT | Areal Flood Warning | EAX | Linn, Miami | 60 hr |
| Aug 21, 7:14 PM CDT | Special Weather Statement | EAX | Cooper | 31 min |
| Aug 21, 8:02 PM CDT | Special Weather Statement | EAX | Clay, Platte | 43 min |
| Aug 21, 9:45 PM CDT | Flash Flood Warning | EAX | Clay | 6 hr |
| Aug 21, 9:54 PM CDT | River Flood Warning | EAX | Clay, Platte | 34 hr |
| Aug 21, 10:02 PM CDT | Flash Flood Warning | EAX | Clay | 6 hr |
| Aug 21, 10:20 PM CDT | River Flood Warning | EAX | Cooper, Saline | 7 days |
| Aug 21, 10:20 PM CDT | River Flood Warning | EAX | Ray | 45 hr |
| Aug 21, 10:23 PM CDT | River Flood Warning | EAX | Carroll, Lafayette, Saline | 59 hr |
| Aug 22, 12:42 AM CDT | Areal Flood Advisory | EAX | Cass, Henry, Johnson, Lafayette | 6 hr |
| Aug 22, 12:51 AM CDT | River Flood Warning | EAX | Jackson | 37 hr |
| Aug 22, 12:51 AM CDT | River Flood Warning | EAX | Jackson | 33 hr |
| Aug 22, 12:51 AM CDT | River Flood Warning | EAX | Jackson | 36 hr |
| Aug 22, 1:45 AM CDT | Flash Flood Warning | EAX | Cass, Henry, Johnson | 6 hr |
| Aug 22, 1:47 AM CDT | River Flood Warning | EAX | Cass, Henry, Johnson | 4 days |
| Aug 22, 1:47 AM CDT | River Flood Warning | EAX | Bates, Cass, Henry | 4 days |
| Aug 22, 2:23 AM CDT | River Flood Warning | EAX | Jackson | 19 hr |
| Aug 22, 2:23 AM CDT | River Flood Warning | EAX | Jackson | 39 hr |
| Aug 22, 2:40 AM CDT | River Flood Warning | EAX | Carroll | 54 hr |
| Aug 22, 2:51 AM CDT | Areal Flood Advisory | EAX | Bates, Henry | 4 hr |
| Aug 22, 3:53 AM CDT | River Flood Warning | EAX | Johnson, Pettis | 3 days |
| Aug 22, 3:53 AM CDT | River Flood Warning | EAX | Platte | 49 hr |
| Aug 22, 3:53 AM CDT | River Flood Warning | EAX | Platte | 55 hr |
| Aug 22, 5:20 AM CDT | River Flood Warning | EAX | Jackson | 30 hr |
| Aug 22, 5:20 AM CDT | River Flood Warning | EAX | Jackson | 28 hr |
| Aug 22, 5:20 AM CDT | River Flood Warning | EAX | Jackson | 29 hr |
| Aug 22, 5:41 AM CDT | River Flood Warning | EAX | Cooper | 39 hr |
| Aug 22, 5:57 AM CDT | River Flood Warning | EAX | Clay, Jackson, Ray | 70 hr |
| Aug 22, 5:57 AM CDT | River Flood Warning | EAX | Jackson, Lafayette, Ray | 3 days |
| Aug 22, 9:33 AM CDT | River Flood Warning | EAX | Carroll, Chariton, Saline | 4 days |
| Aug 22, 9:33 AM CDT | River Flood Warning | EAX | Chariton, Howard, Saline | 3 days |
| Aug 22, 9:33 AM CDT | River Flood Warning | EAX | Cooper, Howard | 4 days |
| Aug 22, 4:09 PM CDT | River Flood Warning | EAX | Cooper | 34 hr |
Nearby
Flash Flood Warnings in Kansas, 2017Flash Flood Warnings in Missouri, 2017Every flash flood warning in 2017
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.