Alert archive / Missouri / Flash Flood Warnings in 2004

Flash Flood Warning 16, NWS Kansas City, MO

May 27, 2004Linn County, Missouri

NWS Kansas City, MO issued this flash flood warning at May 27, 2004, 4:28 PM CDT for Linn 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
May 27, 2004, 4:28 PM CDT (21:28 UTC)
Expired
May 27, 2004, 10:30 PM CDT
In force
6 hr
Issued by
NWS Kansas City, MO
Area
Counties, with a storm outline in the text

County Linn County, MO

The radar

The Pleasant Hill radar (KEAX), 159 km from the middle of the area, began a volume at 21:30 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

TimeReportWhereRemark
May 27, 5:20 PM CDTFLASH FLOODBrookfield, MOWATER OVER SEVERAL ROADS.
May 27, 5:20 PM CDTFLASH FLOODBrookfield, MOWATER OVER SEVERAL ROADS.
May 27, 5:30 PM CDTFLASH FLOODBrookfield, MOHIGHWAY 11 NEAR BROOKFIELD PARTIALLY CLOSED.
May 27, 5:30 PM CDTFLASH FLOODBucklin, MOWATER OVER THE ROAD ON HIGHWAY 129 NEAR BUCKLIN.

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, 9.5 hours before the alert went out and 246 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-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 2004-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 56 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2004-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 237 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
56 J/kg
Mixed-layer CIN
-497 J/kg
Mixed-layer LCL
1418 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
237 m²/s²
0-3 km storm-relative helicity
331 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KEAX 272129
FFWEAX
MOC115-280330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
428 PM CDT THU MAY 27 2004

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LINN COUNTY IN NORTH CENTRAL MISSOURI

* UNTIL 1030 PM CDT

* AT 425 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.

* SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE
  WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
  FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
  INCLUDE...BROOKFIELD...BUCKLIN...LINNEUS...MEADVILLE...NEW
  BOSTON...PURDIN...SHELBY AND LACLEDE

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 3972 9286 3972 9286 3972 9290 3973 9291
      3974 9334 4002 9334 4002 9299 4003 9297
      4003 9286

$$

SRP
2 follow-up statements
000 
WGUS73 KEAX 272331
FFSEAX
MOC115-280330-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
630 PM CDT THU MAY 27 2004

...FLASH FLOOD WARNING CONTINUES UNTIL 1030 PM CDT FOR LINN COUNTY...

LOCAL LAW ENFORCEMENT REPORTED NUMEROUS ROADS UNDER WATER. RAIN IS 
CURRENTLY EXITING THE COUNTY. HOWEVER...WATER HAS NOT YET RECEDED 
FROM THESE ROADWAYS.

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 4001 9288 3973 9290 3973 9335 4000 9333

$$

SRP
000 
WGUS73 KEAX 280202
FFSEAX
MOC115-280230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
900 PM CDT THU MAY 27 2004

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR LINN COUNTY HAS
BEEN CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO 
RECEDE...ENDING THE FLOOD THREAT. EARLIER THIS EVENING WATER WAS 
REPORTED OVER HIGHWAY 11 NEAR BROOKFIELD, BUT THE WATER HAS RECEDED.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS.

LAT...LON 3971 9286 3971 9286 3971 9336 4003 9336
      4003 9286

$$

KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 9:11 PM CDTTornado WarningEAXBates49 min
May 26, 9:59 PM CDTTornado WarningEAXBates31 min
May 27, 1:08 PM CDTSevere Thunderstorm WarningEAXNodaway52 min
May 27, 1:29 PM CDTSevere Thunderstorm WarningEAXWorth61 min
May 27, 1:42 PM CDTTornado WarningEAXWorth48 min
May 27, 1:58 PM CDTTornado WarningEAXGentry47 min
May 27, 2:03 PM CDTTornado WarningEAXHarrison57 min
May 27, 2:41 PM CDTTornado WarningEAXDaviess, Grundy49 min
May 27, 3:14 PM CDTTornado WarningEAXLinn, Livingston61 min
May 27, 3:32 PM CDTSevere Thunderstorm WarningEAXAndrew43 min
May 27, 3:45 PM CDTTornado WarningEAXBuchanan60 min
May 27, 3:46 PM CDTTornado WarningEAXBuchanan59 min
May 27, 4:05 PM CDTTornado WarningEAXClinton55 min
May 27, 4:08 PM CDTSevere Thunderstorm WarningEAXChariton, Macon67 min
May 27, 4:34 PM CDTSevere Thunderstorm WarningEAXRandolph56 min
May 27, 4:45 PM CDTFlash Flood WarningEAXMacon6 hr
May 27, 6:22 PM CDTSevere Thunderstorm WarningEAXCass53 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.