Alert archive / Missouri / Flash Flood Watches in 2010
Flash Flood Watch 4, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood watch at Jun 8, 2010, 2:55 PM CDT for 10 counties in Missouri; Johnson County, Linn County, Miami County, Kansas. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Jun 8, 2010, 2:55 PM CDT (19:55 UTC)
- Expired
- Jun 9, 2010, 1:18 AM CDT
- In force
- 10 hr
- Issued by
- NWS Kansas City, MO
- Flood severity
- None
Counties Johnson County, KS, Linn County, KS, Miami County, KS, Bates County, MO, Cass County, MO, Cooper County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Pettis County, MO, Saline County, MO
The radar
The Pleasant Hill radar (KEAX), 31 km from the middle of the area, began a volume at 19:54 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
Springfield, MO (KSGF), launched 12:00Z, 7.9 hours before the alert went out and 205 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.
- Mixed-layer CAPE
- 1646 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 157 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.9
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 8, 12:51 PM CDT, 2 hours 4 minutes earlier.
Area forecast discussion, Jun 8, 12:51 PM CDT, 2 hours 4 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 119 PM CDT TUE JUN 8 2010 KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040- 043>046-053-054-091830- 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- 119 PM CDT TUE JUN 8 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST...NORTH CENTRAL AND WEST CENTRAL MISSOURI...AS WELL AS EXTREME EASTERN KANSAS. .DAY ONE...THIS AFTERNOON AND TONIGHT STRONG TO SEVERE THUNDERSTORMS ARE EXPECTED TO REFORM THIS AFTERNOON MAINLY SOUTH OF A KANSAS CITY TO KIRKSVILLE LINE...WITH THE GREATEST THREAT FOR SEVERE WEATHER SOUTH OF A KANSAS CITY TO MOBERLY LINE. WHILE DAMAGING WINDS AND VERY LARGE HAIL WILL BE THE PRIMARY SEVERE THREATS...ISOLATED TORNADOES WILL BE POSSIBLE. ALTHOUGH THE AIRMASS OVER THE OUTLOOK AREA WAS STABILIZED FROM THIS MORNINGS THUNDERSTORM COMPLEX IT IS EXPECTED TO BECOME INCREASINGLY UNSTABLE DURING THE AFTERNOON AND EVENING HOURS. LOOKING UPSTREAM THE ENVIRONMENTAL AIR HAS RAPIDLY RECOVERED AND BECOME UNSTABLE OVER KANSAS. A COLD FRONT DROPPING SOUTHEAST THROUGH NORTHWEST MISSOURI WILL BECOME THE NEXT FEATURE TO FOCUS ON AS IT INTERACTS WITH THIS INCREASINGLY UNSTABLE AIRMASS. THUNDERSTORMS ARE EXPECTED TO RAPIDLY FORM BY MID AFTERNOON ALONG AND JUST AHEAD OF THIS FRONT FROM EAST CENTRAL KANSAS INTO NORTHERN MISSOURI. IT WILL BE DURING THIS INITIAL PHASE WHEN ISOLATED STORMS ARE PRESENT THAT THE TORNADIC POTENTIAL WILL BE GREATEST. WITHIN A COUPLE OF HOURS THE STORMS SHOULD EVOLVE INTO SHORT LINE SEGMENTS AND THEN EVENTUALLY INTO A SQUALL LINE WHERE DAMAGING WINDS...LARGE HAIL...AND VERY HEAVY RAINS WILL BE MOST LIKELY. THE SEVERE POTENTIAL SHOULD END BY LATE EVENING AS THE CONVECTIVE LINE MOVES SOUTHEAST AND OUT OF THE OUTLOOK AREA. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THUNDERSTORMS MAY BE POSSIBLE LATE WEDNESDAY NIGHT INTO THURSDAY AND AGAIN OVER THE WEEKEND. WHILE SEVERE WEATHER IS NOT EXPECTED WEDNESDAY NIGHT AND THURSDAY IT IS TOO SOON TO DETERMINE THE SEVERE WEATHER THREAT FOR THIS WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL LIKELY BE NEEDED THIS AFTERNOON AND EVENING PRIMARILY FOR AREAS SOUTH OF A KANSAS CITY TO MACON LINE.
In the hours before
Local storm report, Jun 8, 10:35 AM CDT, 4 hours 20 minutes before
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</html>The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 7:41 PM CDT | River Flood Warning | EAX | Carroll, Lafayette, Saline | 76 days |
| Jun 8, 10:34 AM CDT | High Wind Warning | EAX | Lafayette, Saline | 86 min |
| Jun 8, 10:56 AM CDT | River Flood Warning | EAX | Chariton, Macon | 22 hr |
| Jun 8, 4:05 PM CDT | River Flood Warning | EAX | Andrew, Nodaway | 9 hr |
| Jun 8, 4:23 PM CDT | Special Weather Statement | EAX | Cass, Jackson | 52 min |
| Jun 8, 4:29 PM CDT | Areal Flood Advisory | EAX | Cass, Jackson | 6 hr |
| Jun 8, 4:37 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Jackson | 38 min |
| Jun 8, 4:45 PM CDT | Flash Flood Warning | EAX | Cass, Jackson | 6 hr |
| Jun 8, 5:12 PM CDT | River Flood Warning | EAX | Jackson | 4 hr |
| Jun 8, 5:13 PM CDT | Special Weather Statement | EAX | Johnson, Lafayette | 47 min |
| Jun 8, 5:39 PM CDT | Tornado Warning | EAX | Cass | 21 min |
| Jun 8, 6:06 PM CDT | Flash Flood Warning | EAX | Carroll, Lafayette, Ray, Saline | 6 hr |
| Jun 8, 6:13 PM CDT | Flash Flood Warning | EAX | Henry, Johnson | 6 hr |
| Jun 8, 6:21 PM CDT | Flash Flood Warning | EAX | Clay, Jackson, Ray | 3 hr |
| Jun 8, 6:26 PM CDT | River Flood Warning | EAX | Cass, Henry, Johnson | 35 hr |
| Jun 8, 6:26 PM CDT | River Flood Warning | EAX | Bates, Cass, Henry | 51 hr |
| Jun 8, 6:56 PM CDT | Special Weather Statement | EAX | Johnson | 34 min |
| Jun 8, 6:58 PM CDT | Flash Flood Warning | EAX | Chariton, Howard, Randolph, Saline | 6 hr |
| Jun 8, 4:03 PM CDT | Special Weather Statement | EAX | Johnson | 42 min |
Nearby
Flash Flood Watches in Missouri, 2010Flash Flood Watches in Kansas, 2010Every flash flood watch in 2010
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.