Alert archive / Missouri / Flash Flood Warnings in 2011
Flash Flood Warning 5, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Jun 5, 2011, 9:34 AM CDT for Atchison County, Missouri. It was in force for 22 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 5, 2011, 9:34 AM CDT (14:34 UTC)
- Expired
- Jun 5, 2011, 9:56 AM CDT
- In force
- 22 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Flood severity
- Major
County Atchison County, MO
The radar
The Omaha radar (KOAX), 102 km from the middle of the area, began a volume at 14:32 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
Omaha, NE (KOAX), launched 12:00Z, 2.6 hours before the alert went out and 102 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
- 2556 J/kg
- Mixed-layer CIN
- -178 J/kg
- Mixed-layer LCL
- 910 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.2
The text
As transmitted, in the capitals the NWS used until 2016.
738
WGUS53 KEAX 051434
FFWEAX
MOC005-052030-
/O.NEW.KEAX.FF.W.0005.110605T1434Z-110605T2030Z/
/00000.3.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
934 AM CDT SUN JUN 5 2011
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* FLASH FLOOD WARNING FOR A LEVEE FAILURE ON THE MISSOURI RIVER IN...
NORTHWESTERN ATCHISON COUNTY IN NORTHWEST MISSOURI...
* UNTIL 330 PM CDT
* AT 933 AM CDT...THE FAILURE OF A FEDERAL LEVEE WAS REPORTED BY THE
CORPS OF ENGINEERS IN FAR NORTHWEST MISSOURI. THIS LEVEE FAILURE
WILL AFFECT INTERSTATE 29 IN FAR NORTHWEST MISSOURI AND SOUTHWEST
IOWA.
LAT...LON 4059 9576 4059 9562 4056 9560 4054 9566
4056 9567 4056 9568 4053 9569 4052 9570
4052 9576 4053 9577 4058 9578
$$
211 follow-up statement
938
WGUS73 KEAX 051456
FFSEAX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
956 AM CDT SUN JUN 5 2011
MOC005-051507-
/O.CAN.KEAX.FF.W.0005.000000T0000Z-110605T2030Z/
/00000.3.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ATCHISON MO-
956 AM CDT SUN JUN 5 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHWESTERN
ATCHISON COUNTY IS CANCELLED...
LOCAL EMERGENCY MANAGEMENT OFFICIALS INDICATE LEVEE PROBLEMS IN FAR
NORTHWEST MISSOURI DO NOT POSE AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN CANCELLED.
LAT...LON 4059 9576 4059 9562 4056 9560 4054 9566
4056 9567 4056 9568 4053 9569 4052 9570
4052 9576 4053 9577 4058 9578
$$
21The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 1:02 AM CDT | Special Weather Statement | EAX | Carroll | 43 min |
| Jun 5, 2:01 AM CDT | Special Weather Statement | EAX | Chariton | 44 min |
| Jun 5, 2:48 AM CDT | Special Weather Statement | EAX | Chariton, Howard, Randolph | 42 min |
| Jun 5, 10:25 AM CDT | River Flood Warning | EAX | Carroll, Chariton | 22 hr |
| Jun 5, 3:34 PM CDT | Heat Advisory | EAX | Clay, Jackson, Platte | 3 days |
Nearby
Flash Flood Warnings in Missouri, 2011Every flash flood warning in 2011
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.