Alert archive / Kansas / River Flood Warnings in 2021

River Flood Warning 142, NWS Kansas City, MO

June 29, 2021Miami County, Kansas

NWS Kansas City, MO issued this river flood warning at Jun 29, 2021, 11:04 AM CDT for Miami County, Kansas. It took effect at Jun 30, 2021, 12:17 PM CDT. It was in force for 50 hr.

The area

The outline as issued.

The facts

Issued
Jun 29, 2021, 11:04 AM CDT (16:04 UTC)
In effect from
Jun 30, 2021, 12:17 PM CDT
Expired
Jul 2, 2021, 2:43 PM CDT
In force
50 hr
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Flood severity
Minor

County Miami County, KS

The radar

The Pleasant Hill radar (KEAX), 68 km from the middle of the area, began a volume at 16:08 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.

The river

Written for the forecast point Marais Des Cygnes River at Osawatomie (OSMK1).

Action stage
23 ft
Minor stage
28 ft
Moderate stage
45 ft
Major stage
48 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

720 
WGUS43 KEAX 291604
FLWEAX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
1104 AM CDT Tue Jun 29 2021

...The National Weather Service in Pleasant Hill MO has issued a 
Flood Warning for the following rivers in Kansas...

  Marais Des Cygnes River at Osawatomie affecting Miami County.

...Forecast flooding changed from Minor to Moderate severity and 
increased in duration for the following rivers in Kansas...

  Marais Des Cygnes River at La Cygne affecting Linn KS County.

.These river forecasts are based on forecast rainfall between 1 and 
2 inches over the next 24 hours.

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.

This product along with additional weather and stream information is 
available at www.weather.gov/kc/.

&&


KSC121-301615-
/O.NEW.KEAX.FL.W.0142.210630T1717Z-210702T1943Z/
/OSMK1.1.ER.210630T1717Z.210701T0000Z.210701T1942Z.NO/
1104 AM CDT Tue Jun 29 2021

The National Weather Service in Pleasant Hill MO has issued a

* Flood Warning for
  the Marais Des Cygnes River at Osawatomie.
* From Wednesday afternoon to early Friday afternoon.
* At 10:00 AM CDT Tuesday the stage was 15.5 feet.
* Flood stage is 28.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  tomorrow afternoon to a crest of 29.6 feet tomorrow evening. It 
  will then fall below flood stage early Thursday afternoon.
* Impact...At 28.0 feet, Low-lying areas along the river begin to 
  flood.
* Impact...At 31.0 feet, 347th Road or Main Street east of Highway 
  169 is under water.

&&

                      Fld   Obs             Forecasts                
Location              Stg   Stg   Day/Time  Tue   Wed   Thu          
                                            1pm   1pm   1pm          
Marais Des Cygnes River
Osawatomie            28.0  15.5  Tue 10am  16.1  28.4  28.2         



&&

LAT...LON 3856 9507 3850 9478 3839 9476 3839 9482
      3852 9507

$$

KSC107-301615-
/O.EXT.KEAX.FL.W.0137.000000T0000Z-210704T0525Z/
/LCGK1.2.ER.210629T0128Z.210701T1200Z.210703T0525Z.NO/
1104 AM CDT Tue Jun 29 2021

...Forecast flooding increased from Minor to Moderate severity and 
increased in duration until early Sunday morning...

The Flood Warning continues for
  the Marais Des Cygnes River at La Cygne.
* Until early Sunday morning.
* At 10:30 AM CDT Tuesday the stage was 23.5 feet.
* Flood stage is 25.0 feet.
* Moderate flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this evening to a crest of 31.4 feet Thursday morning. It will 
  then fall below flood stage early Saturday morning.
* Impact...At 25.0 feet, Low lying farmland and other rural land 
  floods.
* Impact...At 30.0 feet, Highway 152 floods 0.75 miles west of La 
  Cygne. If Middle Creek is also flooding Highway 152, the only 
  route into or out of La Cygne will be the County Road, or 4th 
  Street, leading north from La Cygne.

&&

                      Fld   Obs             Forecasts                
Location              Stg   Stg   Day/Time  Tue   Wed   Thu          
                                            1pm   1pm   1pm          
Marais Des Cygnes River
La Cygne              25.0  23.5  Tue 10am  23.4  29.6  31.4         



&&

LAT...LON 3839 9482 3839 9476 3826 9465 3826 9476
      3835 9483

$$

SAW
1 follow-up statement
020 
WGUS83 KEAX 292102
FLSEAX

Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
402 PM CDT Tue Jun 29 2021

...The Flood Warning is cancelled for the following rivers in 
Kansas...

  Marais Des Cygnes River at La Cygne affecting Linn KS County.

  Marais Des Cygnes River at Osawatomie affecting Miami County.

...The Flood Warning continues for the following rivers in Kansas...
Missouri...

  Marais Des Cygnes River near Trading Post affecting Bates and 
  Linn KS Counties.

KSC107-292215-
/O.CAN.KEAX.FL.W.0137.000000T0000Z-210629T2102Z/
/LCGK1.2.ER.210629T0128Z.210629T0915Z.210629T1113Z.NO/
402 PM CDT Tue Jun 29 2021

...The Flood Warning for the Marais Des Cygnes River at La Cygne has 
been cancelled...

The Flood Warning is cancelled for
  the Marais Des Cygnes River at La Cygne.
* At 3:31 PM CDT Tuesday the stage was 21.2 feet.
* Flood stage is 25.0 feet.
* Forecast...The river will fall to 20.5 feet and then begin rising 
  just after midnight tonight. It will then rise again to 23.7 feet 
  early Thursday morning. It will fall to 23.2 feet and then begin 
  rising Thursday evening. It will then rise again to 23.7 feet 
  early Friday morning. It will fall again and remain below flood 
  stage.

&&

                      Fld   Obs             Forecasts                
Location              Stg   Stg   Day/Time  Tue   Wed   Thu          
                                            7pm   7pm   7pm          
Marais Des Cygnes River
La Cygne              25.0  21.2  Tue 3pm   20.8  23.6  23.2         



&&

LAT...LON 3839 9482 3839 9476 3826 9465 3826 9476
      3835 9483

$$

KSC121-292215-
/O.CAN.KEAX.FL.W.0142.210630T1717Z-210629T2102Z/
/OSMK1.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
402 PM CDT Tue Jun 29 2021

...The Flood Warning for the Marais Des Cygnes River at Osawatomie 
has been cancelled...

The Flood Warning is cancelled for
  the Marais Des Cygnes River at Osawatomie.
* At 3:00 PM CDT Tuesday the stage was 15.5 feet.
* Flood stage is 28.0 feet.
* Forecast...The river is expected to rise to a crest of 21.9 feet 
  early Thursday afternoon.

&&

                      Fld   Obs             Forecasts                
Location              Stg   Stg   Day/Time  Tue   Wed   Thu          
                                            7pm   7pm   7pm          
Marais Des Cygnes River
Osawatomie            28.0  15.5  Tue 3pm   15.4  20.1  21.5         



&&

LAT...LON 3856 9507 3850 9478 3839 9476 3839 9482
      3852 9507

$$

KSC107-MOC013-302115-
/O.EXT.KEAX.FL.W.0136.000000T0000Z-210703T0341Z/
/TPOK1.2.ER.210630T2308Z.210701T1200Z.210702T0341Z.UU/
402 PM CDT Tue Jun 29 2021

...The Flood Warning is now in effect until late Friday evening...

The Flood Warning continues for
  the Marais Des Cygnes River near Trading Post.
* Until late Friday evening.
* At 3:31 PM CDT Tuesday the stage was 26.5 feet.
* Flood stage is 27.0 feet.
* Moderate flooding is forecast.
* Forecast...The river is expected to rise above flood stage 
  tomorrow evening to a crest of 29.0 feet Thursday morning. It will 
  then fall below flood stage late Thursday evening.
* Impact...At 27.0 feet, Flooding of low-lying farmland occurs and 
  water begins to affect Stateline Road north of the gauge.

&&

                      Fld   Obs             Forecasts                
Location              Stg   Stg   Day/Time  Tue   Wed   Thu          
                                            7pm   7pm   7pm          
Marais Des Cygnes River
Trading Post          27.0  26.5  Tue 3pm   26.4  27.2  27.8         



&&

LAT...LON 3826 9476 3826 9465 3824 9446 3817 9447
      3821 9470

$$

SAW

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 11:43 PM CDTAreal Flood WarningEAXAtchison, Doniphan12 hr
Jun 29, 8:53 AM CDTAreal Flood AdvisoryEAXWyandotte3 hr

Nearby

River Flood Warnings in Kansas, 2021Every river 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.