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Home Return to list Flash Flood Warning 0042 Issued by the Kansas City / Pleasant Hill Forecast Office
Action: New Issued At: 2026-06-21 04:43:06
802
WGUS53 KEAX 210942
FFWEAX
KSC091-103-209-MOC047-165-211330-
/O.NEW.KEAX.FF.W.0042.260621T0942Z-260621T1330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
442 AM CDT Sun Jun 21 2026
The National Weather Service in Pleasant Hill has issued a
* Flash Flood Warning for...
Johnson County in east central Kansas...
Leavenworth County in northeastern Kansas...
Wyandotte County in northeastern Kansas...
Southwestern Clay County in west central Missouri...
Southeastern Platte County in west central Missouri...
* Until 830 AM CDT.
* At 442 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2.5 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
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...
Kansas City, Overland Park, Olathe, Shawnee, Lenexa, Leavenworth,
Leawood, Prairie Village, Lansing, Merriam, Mission, Smithville,
Bonner Springs, De Soto, Parkville, Tonganoxie, Platte City and
Basehor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3898 9506 3899 9507 3898 9508 3896 9508
3895 9509 3897 9511 3897 9513 3898 9516
3897 9517 3896 9519 3942 9518 3942 9457
3911 9459 3911 9461 3883 9461 3885 9506
FLASH FLOOD...RADAR INDICATED
$$
CMS
Action: Continued Issued At: 2026-06-21 05:56:40
755
WGUS73 KEAX 211056
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
556 AM CDT Sun Jun 21 2026
KSC091-103-209-MOC047-165-211330-
/O.CON.KEAX.FF.W.0042.000000T0000Z-260621T1330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Johnson KS-Leavenworth KS-Wyandotte KS-Clay MO-Platte MO-
556 AM CDT Sun Jun 21 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 AM CDT THIS
MORNING FOR JOHNSON COUNTY IN EAST CENTRAL KANSAS, LEAVENWORTH AND
WYANDOTTE COUNTIES IN NORTHEASTERN KANSAS AND SOUTHWESTERN CLAY AND
SOUTHEASTERN PLATTE COUNTIES IN WEST CENTRAL MISSOURI...
At 556 AM CDT, emergency management reported flash flooding across
the warned area. State Route 5 in Leavenworth County is inundated
with water near Seven Mile Creek. Additional flooding is likely in
the warning area. Between 1 and 3.5 inches of rain have fallen.
Additional rainfall amounts up to 1 inch are possible in the warned
area.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Emergency management reported.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Kansas City, Overland Park, Olathe, Shawnee, Lenexa, Leavenworth,
Leawood, Prairie Village, Lansing, Merriam, Mission, Smithville,
Bonner Springs, De Soto, Parkville, Tonganoxie, Platte City and
Basehor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3898 9506 3899 9507 3898 9508 3896 9508
3895 9509 3897 9511 3897 9513 3898 9516
3897 9517 3896 9519 3942 9518 3942 9457
3911 9459 3911 9461 3883 9461 3885 9506
FLASH FLOOD...OBSERVED
$$
CMS
Action: Cancelled Issued At: 2026-06-21 08:19:15
567
WGUS73 KEAX 211318
FFSEAX
Flash Flood Statement
National Weather Service Kansas City/Pleasant Hill MO
818 AM CDT Sun Jun 21 2026
KSC091-103-209-MOC047-165-211328-
/O.CAN.KEAX.FF.W.0042.000000T0000Z-260621T1330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Johnson KS-Leavenworth KS-Wyandotte KS-Clay MO-Platte MO-
818 AM CDT Sun Jun 21 2026
...FLASH FLOOD WARNING IS CANCELLED FOR JOHNSON COUNTY IN EAST
CENTRAL KANSAS, LEAVENWORTH AND WYANDOTTE COUNTIES IN NORTHEASTERN
KANSAS AND SOUTHWESTERN CLAY AND SOUTHEASTERN PLATTE COUNTIES IN WEST
CENTRAL MISSOURI...
The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
A Flood Watch remains in effect until 700 PM CDT Sunday for portions
of Kansas and Missouri.
&&
LAT...LON 3898 9506 3899 9507 3898 9508 3896 9508
3895 9509 3897 9511 3897 9513 3898 9516
3897 9517 3896 9519 3942 9518 3942 9457
3911 9459 3911 9461 3883 9461 3885 9506
$$
BT
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