Alert archive / Missouri / Flash Flood Warnings in 2016

Flash Flood Warning 19, NWS St. Louis, MO

August 1, 2016Cole County, Moniteau County, Osage County, Missouri

NWS St. Louis, MO issued this flash flood warning at Aug 1, 2016, 12:56 AM CDT for Cole County, Moniteau County, Osage County, Missouri. It was in force for 5 hr. 1 report 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 1, 2016, 12:56 AM CDT (05:56 UTC)
Expired
Aug 1, 2016, 5:30 AM CDT
In force
5 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Cole County, MO, Moniteau County, MO, Osage County, MO

The radar

The St Louis radar (KLSX), 141 km from the middle of the area, began a volume at 06:00 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
Aug 1, 12:58 AM CDTHEAVY RAIN 4.76Kliever, MO4.76 INCHES IN THE PAST HOUR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.9 hours before the alert went out and 224 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, Springfield, MO at 00:00Z on 2016-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1282 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, Springfield, MO at 00:00Z on 2016-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 197 square meters per square second.1939Sfc1 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
1282 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1165 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
197 m²/s²
0-3 km storm-relative helicity
306 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.8

Open this sounding in Storm Lab

The text

As transmitted.

357 
WGUS53 KLSX 010556
FFWLSX
MOC051-135-151-011030-
/O.NEW.KLSX.FF.W.0019.160801T0556Z-160801T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1256 AM CDT MON AUG 1 2016

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  COLE COUNTY IN CENTRAL MISSOURI...
  MONITEAU COUNTY IN CENTRAL MISSOURI...
  OSAGE COUNTY IN CENTRAL MISSOURI...

* UNTIL 530 AM CDT

* AT 1253 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO 4 INCHES OF RAIN HAS
  FALLEN IN THE PAST COUPLE OF HOURS. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  JEFFERSON CITY...CALIFORNIA...TIPTON...LINN...BELLE...WARDSVILLE...
  ST. MARTINS...TAOS...RUSSELLVILLE...FREEBURG...WESTPHALIA...
  CLARKSBURG...CENTERTOWN...ST. THOMAS...HICKORY HILL...HIGH POINT...
  MCGIRK...RICH FOUNTAIN...BRAZITO AND META.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

&&

LAT...LON 3868 9284 3868 9262 3875 9259 3850 9204
      3857 9201 3859 9195 3867 9186 3868 9182
      3863 9164 3829 9165 3829 9219 3834 9220
      3832 9226 3834 9241 3843 9241 3843 9262
      3856 9280 3860 9284

$$

BYRD
1 follow-up statement
318 
WGUS73 KLSX 010725
FFSLSX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
225 AM CDT MON AUG 1 2016

MOC051-135-151-011030-
/O.CON.KLSX.FF.W.0019.000000T0000Z-160801T1030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COLE MO-MONITEAU MO-OSAGE MO-
225 AM CDT MON AUG 1 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 AM CDT FOR
COLE...MONITEAU AND OSAGE COUNTIES...

AT 220 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN WERE MOVING SOUTH OF THE WARNED AREA. HOWEVER...MORE
STORMS WILL MOVE THROUGH THE WARNED AREA OVER THE NEXT SEVERAL
HOURS. BETWEEN 2 AND 5 INCHES OF RAIN...WITH LOCALLY HIGHER
AMOUNTS...HAS FALLEN SINCE MIDNIGHT. ADDITIONAL RAINFALL AMOUNTS OF
2 TO 3 INCHES ARE POSSIBLE IN THE WARNED AREA THROUGH 5 AM. FLASH
FLOODING WILL PERSIST ACROSS THE AREA.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
JEFFERSON CITY...CALIFORNIA...TIPTON...LINN...BELLE...WARDSVILLE...
ST. MARTINS...TAOS...RUSSELLVILLE...FREEBURG...WESTPHALIA...
CLARKSBURG...CENTERTOWN...ST. THOMAS...HICKORY HILL...HIGH POINT...
MCGIRK...RICH FOUNTAIN...BRAZITO AND META.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

&&

LAT...LON 3868 9284 3868 9262 3875 9259 3850 9204
      3857 9201 3859 9195 3867 9186 3868 9182
      3863 9164 3829 9165 3829 9219 3834 9220
      3832 9226 3834 9241 3843 9241 3843 9262
      3856 9280 3860 9284

$$

BYRD

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 31, 11:26 PM CDTFlash Flood WarningLSXBoone, Callaway, Cole, Moniteau6 hr
Aug 1, 12:57 AM CDTFlash Flood WatchLSXBoone, Callaway, Cole, Crawford, Franklin, Gasconade and 4 more9 hr
Aug 1, 5:29 AM CDTAreal Flood WarningLSXBoone, Callaway, Cole, Moniteau, Osage6 hr
Aug 1, 5:42 AM CDTRiver Flood WarningLSXOsage42 hr
Aug 1, 2:40 PM CDTFlash Flood WatchLSXAudrain, Callaway, Crawford, Franklin, Gasconade, Jefferson and 15 more21 hr

Nearby

Flash Flood Warnings in Missouri, 2016Every flash flood warning in 2016

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.