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Elev 252 ft, 39.02 °N, 94.2 °W

Grain Valley, MO Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Grain Valley, MO
Elevation: 252ft
Nearby Weather Stations

Active Weather Alerts

Flood Advisory
Issued: 6:41 AM Aug. 6, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 745 AM CDT THIS MORNING...

* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.

* WHERE...Northern Johnson County in east central Kansas...
Wyandotte County in northeastern Kansas...
Clay County in west central Missouri...
Jackson County in west central Missouri...
Platte County in west central Missouri...

* WHEN...Until 745 AM CDT Thursday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
- At 141 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. This  will cause urban and small stream flooding.
Between 0.5 and 1 inch of rain has fallen.
- Additional rainfall amounts of 0.5 to 1 inch are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Kansas City, Overland Park, Independence, Lee's Summit, Shawnee,
Blue Springs, Lenexa, Leawood, Raytown, Liberty, Gladstone,
Prairie Village, Grain Valley, Excelsior Springs, Merriam,
Mission and Smithville.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&



Flood Advisory
Issued: 5:23 AM Aug. 6, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 630 AM CDT THIS MORNING...

* WHAT...Urban area and small stream flooding caused by excessive
rainfall is expected.

* WHERE...Johnson County in east central Kansas...
Northern Miami County in east central Kansas...
Northern Cass County in west central Missouri...
Southern Jackson County in west central Missouri...

* WHEN...Until 630 AM CDT Thursday.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
- At 1223 AM CDT, Doppler radar indicated heavy rain due to
thunderstorms. This  will cause urban and small stream flooding.
Between 1 and 1.5 inches of rain have fallen.
- Additional rainfall amounts of 0.5 to 1 inch are expected over
the area. This additional rain will result in minor flooding.
- Some locations that will experience flooding include...
Kansas City, Overland Park, Olathe, Lee's Summit, Lenexa,
Leawood, Raytown, Grandview, Belton, Prairie Village, Raymore,
Gardner, Harrisonville, Pleasant Hill, De Soto, Spring Hill and
Greenwood.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&



Flood Watch
Issued: 7:47 AM Aug. 6, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING...

* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Portions of Kansas, including the following areas, Johnson
KS, Leavenworth, Linn KS, Miami and Wyandotte and Missouri,
including the following areas, Bates, Buchanan, Caldwell, Carroll,
Cass, Chariton, Clay, Clinton, Cooper, Daviess, De Kalb, Grundy,
Henry, Howard, Jackson, Johnson MO, Lafayette, Linn MO, Livingston,
Macon, Pettis, Platte, Randolph, Ray and Saline.

* WHEN...Until 10 AM CDT this morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks.

* ADDITIONAL DETAILS...
- Widespread rainfall amounts around 2-2.5 inches have already
fallen. Continued heavy rainfall with ongoing thunderstorms could
lead to flash flooding across the watch area.
- http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

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