Alert archive / Missouri / Flash Flood Watches in 2019

Flash Flood Watch 8, NWS Kansas City, MO

June 21, 201922 counties in Missouri

NWS Kansas City, MO issued this flash flood watch at Jun 21, 2019, 3:37 PM CDT for 22 counties in Missouri. It took effect at Jun 21, 2019, 7:00 PM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued: Jun 21, 2019, 3:37 PM CDT (20:37 UTC)
In effect from: Jun 21, 2019, 7:00 PM CDT
Expired: Jun 22, 2019, 6:29 AM CDT
In force: 11 hr
Issued by: NWS Kansas City, MO
Flood severity: None

All 22 counties

Adair County, MO, Andrew County, MO, Caldwell County, MO, Carroll County, MO, Chariton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Howard County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Randolph County, MO, Saline County, MO, Schuyler County, MO, Sullivan County, MO, Worth County, MO

The radar

The Pleasant Hill radar (KEAX), 142 km from the middle of the area, began a volume at 20:40 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 nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 8.6 hours before the alert went out and 211 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 454 J/kg
Mixed-layer CIN: -559 J/kg
Mixed-layer LCL: 794 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 398 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -4.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at Jun 21, 12:23 PM CDT, 3 hours 14 minutes earlier.

Area forecast discussion, Jun 21, 12:23 PM CDT, 3 hours 14 minutes before

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Hazardous weather outlook, Jun 21, 4:59 AM CDT, 10 hours 38 minutes before

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
459 AM CDT Fri Jun 21 2019

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-221000-
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-
459 AM CDT Fri Jun 21 2019

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

.DAY ONE...Today and Tonight

 Early morning strong to severe thunderstorms will sweep across
 eastern Kansas and northern Missouri, with hail, strong winds, and
 torrential rain as threats. Another round of storms is possible
 later this afternoon and evening across far northern Missouri.

 More detailed information can be
 accessed at... https://www.weather.gov/eax/hwo

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

 Multiple rounds of storms are possible through the weekend, with
 more active weather Saturday night and Sunday. By Monday there
 could be 2 to 4 inches of rainfall over the region with some areas
 seeing localized amounts higher than that. This will likely
 aggravate river flooding and may cause some flash flooding issues.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

In the hours before

Local storm report, Jun 21, 10:50 AM CDT, 4 hours 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1050 AM CDT FRI JUN 21 2019

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

0745 AM     TSTM WND DMG     2 SSE BLUE SPRINGS      38.99N 94.27W
06/21/2019                   JACKSON            MO   PUBLIC

            DELAYED REPORT: 8 INCH TREE LIMB DOWN.

&&

SGA

Local storm report, Jun 21, 10:51 AM CDT, 4 hours 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1051 AM CDT FRI JUN 21 2019

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

1045 AM     FLASH FLOOD      1 SW KANSAS CITY        39.08N 94.59W
06/21/2019                   JACKSON            MO   DEPT OF HIGHWAYS

            WATER OVER ROADWAY. RECEIVED FROM KC SCOUT.

&&

32

Local storm report, Jun 21, 10:54 AM CDT, 4 hours 43 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1054 AM CDT FRI JUN 21 2019

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

1052 AM     HAIL             5 NE LONE JACK          38.91N 94.10W
06/21/2019  E0.70 INCH       JOHNSON            MO   AMATEUR RADIO

&&

SGA

Local storm report, Jun 21, 11:01 AM CDT, 4 hours 36 minutes before

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Local storm report, Jun 21, 11:27 AM CDT, 4 hours 10 minutes before

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Local storm report, Jun 21, 2:24 PM CDT, 1 hour 13 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 4:02 AM CDT	Special Weather Statement	EAX	Atchison	43 min
Jun 21, 4:43 AM CDT	Special Weather Statement	EAX	Andrew, Atchison, Holt, Nodaway	47 min
Jun 21, 5:20 AM CDT	Special Weather Statement	EAX	Andrew, Nodaway	40 min
Jun 21, 5:50 AM CDT	Special Weather Statement	EAX	Andrew, Buchanan, DeKalb, Gentry, Worth	40 min
Jun 21, 6:02 AM CDT	Special Weather Statement	EAX	Buchanan, Platte	43 min
Jun 21, 6:07 AM CDT	Severe Thunderstorm Warning	EAX	Platte	23 min
Jun 21, 6:22 AM CDT	Special Weather Statement	EAX	Buchanan, Caldwell, Clinton, Daviess, DeKalb, Gentry and 2 more	38 min
Jun 21, 6:26 AM CDT	Severe Thunderstorm Warning	EAX	Jackson, Platte	49 min
Jun 21, 6:28 AM CDT	Special Weather Statement	EAX	Clay, Platte	47 min
Jun 21, 6:41 AM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson, Platte, Ray	49 min
Jun 21, 6:51 AM CDT	Special Weather Statement	EAX	Caldwell, Clinton, Daviess, Harrison	39 min
Jun 21, 7:10 AM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson, Lafayette, Ray	35 min
Jun 21, 7:13 AM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Carroll, Chariton, Clay, Daviess, Lafayette and 2 more	47 min
Jun 21, 7:26 AM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson, Platte	34 min
Jun 21, 7:32 AM CDT	Areal Flood Advisory	EAX	Clay, Clinton, Jackson, Platte, Ray	118 min
Jun 21, 7:32 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	28 min
Jun 21, 7:46 AM CDT	Severe Thunderstorm Warning	EAX	Grundy, Linn, Livingston, Sullivan	44 min
Jun 21, 7:47 AM CDT	Severe Thunderstorm Warning	EAX	Atchison	28 min
Jun 21, 7:50 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Clay, Jackson, Johnson, Lafayette, Ray	40 min
Jun 21, 7:56 AM CDT	Flash Flood Warning	EAX	Clay, Jackson, Platte, Ray	6 hr
Jun 21, 7:56 AM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Lafayette, Linn, Livingston, Ray and 1 more	49 min
Jun 21, 8:02 AM CDT	Special Weather Statement	EAX	Atchison, Holt, Nodaway	43 min
Jun 21, 8:14 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Atchison, Holt, Nodaway	46 min
Jun 21, 8:20 AM CDT	Flash Flood Warning	EAX	Carroll, Chariton, Lafayette, Livingston, Ray, Saline	4 hr
Jun 21, 8:22 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Chariton, Linn, Macon, Sullivan	38 min
Jun 21, 8:26 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson, Johnson, Lafayette	49 min
Jun 21, 8:33 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan	27 min
Jun 21, 8:35 AM CDT	Special Weather Statement	EAX	Chariton, Saline	40 min
Jun 21, 8:41 AM CDT	Special Weather Statement	EAX	Putnam, Schuyler	49 min
Jun 21, 8:44 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Chariton, Linn, Macon, Randolph, Sullivan	31 min
Jun 21, 8:50 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, DeKalb, Gentry, Nodaway	40 min
Jun 21, 8:53 AM CDT	Areal Flood Advisory	EAX	Chariton, Howard, Linn, Macon, Randolph	4 hr
Jun 21, 8:57 AM CDT	Severe Thunderstorm Warning	EAX	Chariton, Howard, Randolph, Saline	48 min
Jun 21, 8:59 AM CDT	River Flood Warning	EAX	Buchanan	55 hr
Jun 21, 8:59 AM CDT	River Flood Warning	EAX	Platte	4 days
Jun 21, 8:59 AM CDT	River Flood Warning	EAX	Platte	4 days
Jun 21, 8:59 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	31 min
Jun 21, 9:10 AM CDT	River Flood Warning	EAX	Chariton, Macon	4 days
Jun 21, 9:10 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Linn, Livingston	8 days
Jun 21, 9:14 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Howard, Macon, Randolph	31 min
Jun 21, 9:22 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Clay, Clinton, DeKalb, Platte	38 min
Jun 21, 9:32 AM CDT	Special Weather Statement	EAX	Johnson, Pettis	43 min
Jun 21, 9:43 AM CDT	Areal Flood Advisory	EAX	Cooper, Johnson, Pettis	4 hr
Jun 21, 9:52 AM CDT	Areal Flood Advisory	EAX	Clay, Platte	3 hr
Jun 21, 9:56 AM CDT	Areal Flood Advisory	EAX	Cass, Jackson	3 hr
Jun 21, 9:57 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Caldwell, Cass, Clay, Clinton, Jackson and 2 more	48 min
Jun 21, 10:01 AM CDT	Special Weather Statement	EAX	Pettis	29 min
Jun 21, 10:28 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Carroll, Cass, Jackson, Johnson, Lafayette and 1 more	47 min
Jun 21, 10:58 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Carroll, Chariton, Cooper, Henry, Howard and 4 more	47 min
Jun 21, 11:32 AM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Pettis, Randolph	43 min
Jun 21, 11:42 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Henry, Pettis	48 min
Jun 21, 1:44 PM CDT	River Flood Warning	EAX	Cooper, Saline	6 days
Jun 21, 1:44 PM CDT	River Flood Warning	EAX	Ray	51 hr
Jun 21, 1:44 PM CDT	River Flood Warning	EAX	Carroll	7 days
Jun 21, 2:20 PM CDT	River Flood Warning	EAX	Howard	35 hr
Jun 21, 4:08 PM CDT	River Flood Warning	EAX	Johnson, Pettis	40 hr
Jun 21, 5:22 AM CDT	Special Weather Statement	EAX	Atchison	53 min
Jun 21, 6:15 AM CDT	Special Weather Statement	EAX	Johnson, Leavenworth, Wyandotte	45 min
Jun 21, 7:17 AM CDT	Special Weather Statement	EAX	Johnson, Wyandotte	28 min
Jun 21, 9:32 AM CDT	River Flood Warning	EAX	Atchison, Leavenworth	22 hr
Jun 21, 9:41 AM CDT	Severe Thunderstorm Warning	EAX	Johnson, Miami	49 min

Nearby

Flash Flood Watches in Missouri, 2019 Every flash flood watch in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.