Alert archive / Missouri / River Flood Warnings in 2026

River Flood Warning 171, NWS Kansas City, MO

July 10, 2026Cooper County, Missouri

NWS Kansas City, MO issued this river flood warning at Jul 10, 2026, 8:07 PM CDT for Cooper County, Missouri. It took effect at Jul 11, 2026, 4:43 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Jul 10, 2026, 8:07 PM CDT (01:07 UTC)
In effect from
Jul 11, 2026, 4:43 AM CDT
Expired
Jul 11, 2026, 12:38 AM CDT
In force
Issued by
NWS Kansas City, MO
Area
Storm-based polygon
Flood severity
Minor

County Cooper County, MO

The radar

The Pleasant Hill radar (KEAX), 126 km from the middle of the area, began a volume at 01:10 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 Lamine River near Otterville (OTTM7). The gauge peaked at 9.60 ft at Jul 10, 2026, 8:00 PM CDT.

actionminormoderate05101507/1107/12
Action stage
10 ft
Minor stage
15 ft
Moderate stage
18 ft
Major stage
26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06906800, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this river flood warning went out at Jul 10, 6:44 PM CDT, 1 hour 23 minutes earlier.

Area forecast discussion, Jul 10, 6:44 PM CDT, 1 hour 23 minutes before
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Hazardous weather outlook, Jul 10, 5:05 AM CDT, 15 hours 2 minutes before
Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
0505 AM CDT Fri Jul 10 2026

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-111005-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
0505 AM CDT Fri Jul 10 2026

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Through tonight.

Please go to https://weather.gov/media/eax/DssPacket.pdf for more information on
potential weather hazards.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

The probability for widespread hazardous weather is low.

.KEY MESSAGES...

- Rain Friday Morning

- Conditional Severe Storm Threat Friday Afternoon

- Hot and Dry Next Week

In the hours before

Local storm report, Jul 10, 3:00 PM CDT, 5 hours 7 minutes before
Preliminary Local Storm Report
National Weather Service Kansas City/Pleasant HIll MO
300 PM CDT Fri Jul 10 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0250 PM     Flash Flood      Maysville               39.89N 94.36W
07/10/2026                   DeKalb             MO   Public

            Street and yard flooding in multiple areas
            of Maysville. Social media reports.

&&

CMS
Local storm report, Jul 10, 3:08 PM CDT, 4 hours 59 minutes before
Preliminary Local Storm Report
National Weather Service Kansas City/Pleasant HIll MO
308 PM CDT Fri Jul 10 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0220 PM     Flash Flood      1 S Country Club Villa  39.82N 94.82W
07/10/2026                   Andrew             MO   Public

            Social media video of flooding near County
            Line Road and Clydesdale Lane.

&&

CMS
Special weather statement, Jul 10, 5:12 PM CDT, 2 hours 55 minutes before
Special Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
512 PM CDT Fri Jul 10 2026

MOZ032-039-040-102245-
Saline MO-Chariton MO-Howard MO-
512 PM CDT Fri Jul 10 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN CHARITON...
NORTHWESTERN HOWARD AND NORTHEASTERN SALINE COUNTIES THROUGH 545 PM
CDT...

At 512 PM CDT, Doppler radar was tracking a strong thunderstorm near
Slater, moving east at 25 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Slater, Glasgow, Armstrong, Gilliam, and Dalton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
central and north central Missouri.

&&

LAT...LON 3908 9281 3916 9317 3944 9305 3931 9266
TIME...MOT...LOC 2212Z 285DEG 21KT 3932 9304

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

Brown
Special weather statement, Jul 10, 5:27 PM CDT, 2 hours 40 minutes before
Special Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
527 PM CDT Fri Jul 10 2026

MOZ039-045-102300-
Saline MO-Pettis MO-
527 PM CDT Fri Jul 10 2026

...A STRONG THUNDERSTORM WILL IMPACT NORTHERN PETTIS AND SOUTH
CENTRAL SALINE COUNTIES THROUGH 600 PM CDT...

At 527 PM CDT, Doppler radar was tracking a strong thunderstorm over
Houstonia, or near Sweet Springs, moving east at 10 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Sweet Springs and Houstonia.

This includes Interstate 70 in Missouri between mile markers 71 and
83.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 900 PM CDT for
central Missouri.

&&

LAT...LON 3885 9342 3895 9345 3903 9310 3884 9309
TIME...MOT...LOC 2227Z 272DEG 10KT 3891 9333

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

Brown
Local storm report, Jul 10, 5:31 PM CDT, 2 hours 36 minutes before
Preliminary Local Storm Report
National Weather Service Kansas City/Pleasant HIll MO
531 PM CDT Fri Jul 10 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0510 PM     Tstm Wnd Dmg     Houstonia               38.90N 93.36W
07/10/2026                   Pettis             MO   Public

            MPING report of multiple tree limbs down.

&&

AK
Local storm report, Jul 10, 6:07 PM CDT, 2 hours before
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Nearby

River Flood Warnings in Missouri, 2026Every river flood warning in 2026

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.