Alert archive / Missouri / Flash Flood Warnings in 2016

Flash Flood Warning 70, NWS Springfield, MO

August 25, 2016Polk County, Missouri

NWS Springfield, MO issued this flash flood warning at Aug 25, 2016, 7:14 PM CDT for Polk 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 25, 2016, 7:14 PM CDT (00:14 UTC)
Expired
Aug 26, 2016, 1:15 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

County Polk County, MO

The radar

The Springfield radar (KSGF), 27 km from the middle of the area, began a volume at 00:17 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 25, 8:40 PM CDTFLASH FLOOD2 S Eudora, MOEXCESSIVE RAINFALL CAUSED FLASH FLOODING OVER A SECTION OF HIGHWAY 123 NORTH OF WALNUT GROVE AND SOUTH OF EUDORA. APPROXIMATELY 2 FEET OF WATER WAS FLOWING OVER THE HIGHWAY.
Aug 25, 8:52 PM CDTFLASH FLOOD2 S Eudora, MOEXCESSIVE RAINFALL CAUSED FLASH FLOODING ALONG A SECTION OF HIGHWAY 123 SOUTH OF EUDORA. THIS SECTION OF 123 IS NEAR ITS INTERSECTION WITH COUNTY ROAD 560.
Aug 25, 9:25 PM CDTFLASH FLOOD2 N Walnut Grove, MO2 FEET OF WATER FLOWING OVER 560TH ROAD
Aug 25, 9:26 PM CDTFLASH FLOOD2 Nw Walnut Grove, MO1 FOOT WATER FLOWING OVER FARM ROAD 2

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, 0.2 hours before the alert went out and 72 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 2016-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1024 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 2016-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.19395878Sfc1 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
1024 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
1655 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

858 
WGUS53 KSGF 260014
FFWSGF
MOC167-260615-
/O.NEW.KSGF.FF.W.0070.160826T0014Z-160826T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
714 PM CDT THU AUG 25 2016

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL POLK COUNTY IN SOUTHWESTERN MISSOURI...

* UNTIL 115 AM CDT FRIDAY
    
* AT 713 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAS
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* CREEKS...STREAMS...AND LOW WATER CROSSINGS WILL BE ESPECIALLY
  SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.
  LOCATIONS IN THE WARNING INCLUDE...
  PLEASANT HOPE...                  MORRISVILLE...
  EUDORA...                         BRIGHTON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN.  DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND AN ALTERNATE ROUTE.  IT TAKES ONLY A FEW INCHES
OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

&&

LAT...LON 3743 9358 3746 9357 3749 9353 3753 9343
      3754 9333 3752 9329 3746 9328 3742 9334

$$

CRAMER
3 follow-up statements
956 
WGUS73 KSGF 260330
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1030 PM CDT THU AUG 25 2016

MOC167-260615-
/O.CON.KSGF.FF.W.0070.000000T0000Z-160826T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
POLK MO-
1030 PM CDT THU AUG 25 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM CDT FOR
SOUTH CENTRAL POLK COUNTY...

AT 1025 PM CDT...EMERGENCY MANAGEMENT REPORTED FLASH FLOODING IN THE
WARNED AREA. 6 INCHES OF RAIN HAS ALREADY FALLEN. FLASH FLOODING IS
ALREADY OCCURRING.  HIGHWAY 215 IS FLOODING WEST OF MORRISVILLE AND
IMPASSABLE TO MOTORISTS.  THERE ARE NUMEROUS OTHER ROADWAYS THAT ARE
FLOODED AND IMPASSABLE AS WELL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN.  DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND AN ALTERNATE ROUTE.  IT TAKES ONLY A FEW INCHES
OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

&&

LAT...LON 3743 9358 3746 9357 3749 9353 3753 9343
      3753 9339 3751 9336 3747 9339 3744 9343
      3743 9348

$$

CRAMER
360 
WGUS73 KSGF 260339
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1039 PM CDT THU AUG 25 2016

MOC167-260615-
/O.CON.KSGF.FF.W.0070.000000T0000Z-160826T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
POLK MO-
1039 PM CDT THU AUG 25 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM CDT FOR
SOUTH CENTRAL POLK COUNTY...

AT 1037 PM CDT...EMERGENCY MANAGEMENT REPORTED FLASH FLOODING IN THE
WARNED AREA. UP TO 6 INCHES OF RAIN HAS ALREADY FALLEN ACROSS
PORTIONS OF SOUTHWEST POLK COUNTY. FLASH FLOODING IS ALREADY
OCCURRING...PARTICULARLY ALONG THE LITTLE SAC RIVER...TURKEY
CREEK...COATES BRANCH...AND WALNUT CREEK.

A SECTION OF HIGHWAY 215 WEST OF MORRISVILLE IS FLOODED AND
IMPASSABLE TO MOTORISTS. 

CREEKS...STREAMS...AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.
LOCATIONS IN THE WARNING INCLUDE...
MORRISVILLE...EUDORA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3743 9358 3746 9357 3749 9353 3753 9343
      3753 9339 3751 9336 3747 9339 3744 9343
      3743 9348

$$

CRAMER
799 
WGUS73 KSGF 260421
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1121 PM CDT THU AUG 25 2016

MOC167-260615-
/O.CON.KSGF.FF.W.0070.000000T0000Z-160826T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
POLK MO-
1121 PM CDT THU AUG 25 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 AM CDT FOR
SOUTH CENTRAL POLK COUNTY...

AT 1120 PM CDT...THE DEPARTMENT OF TRANSPORTATION REPORTED FLASH
FLOODING IN THE WARNED AREA. THREE TO SIX INCHES OF RAIN HAS ALREADY
FALLEN. FLASH FLOODING IS ALREADY OCCURRING.

CREEKS...STREAMS...AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

PORTIONS OF HIGHWAY 215 WEST OF MORRISVILLE IS CLOSED DUE TO
FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.  DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

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

&&

LAT...LON 3743 9358 3746 9357 3749 9353 3753 9343
      3753 9339 3751 9336 3747 9339 3744 9343
      3743 9348

$$

GRIFFIN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 7:01 PM CDTSevere Thunderstorm WarningSGFGreene, Polk59 min
Aug 25, 7:17 PM CDTSevere Thunderstorm WarningSGFHickory, Polk28 min
Aug 25, 7:26 PM CDTSevere Thunderstorm WarningSGFNewton50 min
Aug 25, 7:29 PM CDTSevere Thunderstorm WarningSGFDallas, Polk, Webster46 min
Aug 25, 7:49 PM CDTSevere Thunderstorm WarningSGFDallas, Laclede26 min
Aug 25, 7:53 PM CDTSpecial Weather StatementSGFBenton37 min
Aug 25, 7:59 PM CDTSevere Thunderstorm WarningSGFGreene, Polk61 min
Aug 25, 8:10 PM CDTSevere Thunderstorm WarningSGFDallas, Laclede, Webster38 min
Aug 25, 8:18 PM CDTSpecial Weather StatementSGFSt. Clair42 min
Aug 25, 8:22 PM CDTFlash Flood WarningSGFPolk10 hr
Aug 25, 8:30 PM CDTSevere Thunderstorm WarningSGFDade, Greene, Polk26 min
Aug 25, 8:34 PM CDTSpecial Weather StatementSGFLawrence41 min
Aug 25, 8:40 PM CDTSevere Thunderstorm WarningSGFBenton, Hickory, St. Clair21 min
Aug 25, 8:42 PM CDTSpecial Weather StatementSGFCedar48 min
Aug 25, 8:43 PM CDTSevere Thunderstorm WarningSGFCedar47 min
Aug 25, 9:24 PM CDTSpecial Weather StatementSGFCedar, Dade, Polk51 min
Aug 25, 9:29 PM CDTSpecial Weather StatementSGFBenton46 min
Aug 25, 9:48 PM CDTSpecial Weather StatementSGFCedar42 min
Aug 26, 1:07 AM CDTAreal Flood WarningSGFPolk8 hr
Aug 26, 4:14 PM CDTSevere Thunderstorm WarningSGFTexas50 min
Aug 26, 4:52 PM CDTSpecial Weather StatementSGFPhelps38 min

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.