Alert archive / Missouri / Flash Flood Warnings in 2004
Flash Flood Warning 50, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Aug 27, 2004, 5:34 PM CDT for Grundy County, Missouri. It was in force for 6 hr. 4 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 27, 2004, 5:34 PM CDT (22:34 UTC)
- Expired
- Aug 27, 2004, 11:30 PM CDT
- In force
- 6 hr
- Issued by
- NWS Kansas City, MO
- Area
- Counties, with a storm outline in the text
County Grundy County, MO
The radar
The Pleasant Hill radar (KEAX), 161 km from the middle of the area, began a volume at 22:36 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 27, 6:07 PM CDT | FLASH FLOOD | 2 Nnw Galt, MO | WATER COVERING ROAD AT 100TH STREET AND STATE ROUTE J |
| Aug 27, 6:07 PM CDT | FLASH FLOOD | 2 Nnw Galt, MO | WATER COVERING ROAD NEAR 100TH STREET AND STATE ROUTE J |
| Aug 27, 8:17 PM CDT | FLASH FLOOD | 4 E Jamesport, MO | WATER IS APPROX 16-24 INCHES DEEP ACROSS COUNTY ROAD F 1 MILE WEST OF U HIGHWAY. |
| Aug 27, 11:37 PM CDT | FLASH FLOOD | Trenton, MO | MUDDY CREEK OUT OF ITS BANKS NEAR TRENTON MUNICIPAL AIRPORT AND THOMPSON CREEK OUT ITS BANKS NEAR CROWDER STATE PARK. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 10.6 hours before the alert went out and 221 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
- 2123 J/kg
- Mixed-layer CIN
- -102 J/kg
- Mixed-layer LCL
- 790 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 272 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 12.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KEAX 272235 FFWEAX MOC079-280430- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 534 PM CDT FRI AUG 27 2004 THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A * FLASH FLOOD WARNING FOR... GRUNDY COUNTY IN NORTH CENTRAL MISSOURI * UNTIL 1130 PM CDT * AT 528 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL IN THE TRENTON...SPICKARD AND GALT AREAS. RAINFALL RATES OF 1.5 TO 2.5 INCHES PER HOUR ARE OCCURING WITH THESE STORMS. * THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL AND RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... TRENTON...BRIMSON...DUNLAP...EDINBURG...GALT...LAREDO...SPICKARD AND TINDALL. THE THOMPSON RIVER AND ITS TRIBUTARIES...INCLUDING HICKORY AND MUDDY CREEK...AS WELL AS HONEY AND MEDICINE CREEKS WILL BE IMPACTED BY THIS EXCESSIVE RAINFALL. DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. REMEMBER...TURN AROUND...DONT DROWN. TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN PLEASANT HILL. LAT...LON 4027 9339 3998 9338 3996 9376 4025 9377 $$ SF
1 follow-up statement
000
WGUS73 KEAX 272336
FFSEAX
MOC079-280430-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
635 PM CDT FRI AUG 27 2004
...FLASH FLOOD WARNING CONTINUES UNTIL 1130 PM CDT FOR GRUNDY
COUNTY...
AT 607 PM CDT...HAM RADIO OPERATORS REPORTED THAT NUMEROUS
ROADS ACROSS EASTERN GRUNDY COUNTY...INCLUDING STATE ROUTE
J NEAR 100TH STREET...ARE COVERED WITH WATER. DOPPLER RADAR
ESTIMATED THAT 2 TO 3 INCHES OF RAIN HAS FALLEN ACROSS
GRUNDY COUNTY...IN THE TRENTON...DUNLAP AND GALT AREAS SINCE
5:30 PM.
THUNDERSTORMS CONTINUE TO TRAIN ACROSS THE SAME AREA AND
ARE PRODUCING VERY HEAVY RAINFALL ACROSS GRUNDY COUNTY.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING
TO OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER
CROSSINGS. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
TRENTON...TINDALL...SPICKARD...LAREDO...GALT...EDINBURG...DUNLAP AND
BRIMSON.
THE HEAVY RAINFALL IS CAUSING FLOODING ALONG TRIBUTARIES OF
THE THOMPSON RIVER...INCLUDING MUDDY AND HICKORY CREEKS...
AS WELL AS ALONG LITTLE MEDICINE AND NO CREEKS.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE MINOR FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...AND NORMALLY DRY WASHES...AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
LAT...LON 4025 9338 4020 9339 4004 9339 3998 9338
3998 9374 4024 9378
$$
SFThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 8:47 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 43 min |
| Aug 26, 9:11 PM CDT | Severe Thunderstorm Warning | EAX | Nodaway | 64 min |
| Aug 26, 9:30 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 60 min |
| Aug 26, 10:12 PM CDT | Severe Thunderstorm Warning | EAX | Nodaway | 63 min |
| Aug 26, 10:16 PM CDT | Tornado Warning | EAX | Nodaway | 59 min |
| Aug 26, 10:55 PM CDT | Tornado Warning | EAX | Harrison | 50 min |
| Aug 26, 11:03 PM CDT | Tornado Warning | EAX | Worth | 57 min |
| Aug 26, 11:21 PM CDT | Tornado Warning | EAX | Mercer | 54 min |
| Aug 26, 11:48 PM CDT | Tornado Warning | EAX | Harrison | 42 min |
| Aug 27, 1:36 AM CDT | Severe Thunderstorm Warning | EAX | Mercer | 54 min |
| Aug 27, 4:00 PM CDT | Severe Thunderstorm Warning | EAX | Mercer, Putnam | 75 min |
| Aug 27, 4:23 PM CDT | Severe Thunderstorm Warning | EAX | Putnam, Schuyler | 82 min |
| Aug 27, 5:10 PM CDT | Flash Flood Warning | EAX | Mercer | 6 hr |
| Aug 27, 5:20 PM CDT | Flash Flood Warning | EAX | Putnam, Sullivan | 6 hr |
| Aug 27, 5:57 PM CDT | Severe Thunderstorm Warning | EAX | Grundy, Sullivan | 78 min |
| Aug 27, 6:09 PM CDT | Severe Thunderstorm Warning | EAX | Platte | 66 min |
Nearby
Flash Flood Warnings in Missouri, 2004Every flash flood warning in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.