Alert archive / Missouri / Flash Flood Warnings in 2014

Flash Flood Warning 13, NWS Springfield, MO

June 29, 2014Oregon County, Missouri

NWS Springfield, MO issued this flash flood warning at Jun 29, 2014, 9:36 AM CDT for Oregon County, Missouri. It was in force for 6 hr. 2 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: Jun 29, 2014, 9:36 AM CDT (14:36 UTC)
Expired: Jun 29, 2014, 4:00 PM CDT
In force: 6 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

County Oregon County, MO

The radar

The Springfield radar (KSGF), 186 km from the middle of the area, began a volume at 14:38 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
Jun 29, 9:59 AM CDT	FLASH FLOOD	1 S Thomasville, MO	THE LOW WATER CROSSING ON HIGHWAY 99 ALONG THE ELEVEN POINT RIVER WAS FLOODING.
Jun 29, 10:45 AM CDT	FLASH FLOOD	5 E Greer, MO	CAMPERS TRAPPED BY RISING WATERS WERE RESCUED BY FOUR WHEEL DRIVE VEHICLE AT TURNERS MILL CAMPGROUND ALONG THE ELEVEN POINT RIVER.

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 12:00Z, 2.6 hours before the alert went out and 215 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1698 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 505 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 255 m²/s²
0-3 km storm-relative helicity: 265 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 9.8

Open this sounding in Storm Lab

The text

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

872 
WGUS53 KSGF 291436
FFWSGF
MOC149-292100-
/O.NEW.KSGF.FF.W.0013.140629T1436Z-140629T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
936 AM CDT SUN JUN 29 2014

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN OREGON COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL 400 PM CDT SUNDAY.

* AT 931 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RADAR RAINFALL ESTIMATES BETWEEN 2 AND 4 INCHES HAVE  
  FALLEN ACROSS THE WARNED AREA OVER THE PAST 3 HOURS. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. LOCATIONS IN THE WARNING INCLUDE...GREER AND THOMASVILLE.
  CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
  SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

HIGHWAY 99 AT MIDDLE FORK SOUTH OF THOMASVILLE.

RAINFALL RATE WITH THESE STORMS ARE NEAR AN INCH PER HOUR. THE 
STORMS HAVE BEEN MOVING OVER THE SAME LOCATIONS FOR SEVERAL HOURS 
AND ADDITIONAL DEVELOPMENT IS OCCURRING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

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 ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

&&

LAT...LON 3674 9122 3676 9167 3689 9166 3688 9143
      3679 9127 3675 9122

$$

HATCH

2 follow-up statements

253 
WGUS73 KSGF 291502
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1002 AM CDT SUN JUN 29 2014

MOC149-292100-
/O.CON.KSGF.FF.W.0013.000000T0000Z-140629T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OREGON MO-
1002 AM CDT SUN JUN 29 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 400 PM CDT SUNDAY
FOR NORTHERN OREGON COUNTY...

AT 955 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT
EXCESSIVE RAINFALL WAS PRODUCING FLASH FLOODING ACROSS THE WARNED 
AREA. HEAVY RAINFALL HAS FLOODED THE LOW WATER CROSSING ON HIGHWAY 
99 NEAR THOMASVILLE. SIGNIFICANT RISES CAN BE EXPECTED ON THE ELEVEN 
POINT RIVER. 

RUNOFF FROM THIS EXCESSIVE RAINFALL IS CAUSING FLASH FLOODING.
LOCATIONS IN THE WARNING INCLUDE...GREER AND THOMASVILLE. CREEKS...
STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY SUSCEPTIBLE TO THE
DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

HIGHWAY 99 AT MIDDLE FORK SOUTH OF THOMASVILLE.

RAINFALL IN EXCESS OF 3 INCHES HAS FALLEN ON THE HEAD WATERS AND 
ALONG THE ELEVEN POINT RIVER. ADDITIONAL RAINFALL IN EXCESS OF 1 TO 
2 INCHES IS EXPECTED ACROSS THE SAME BASIN OVER THE NEXT HOUR OR 
TWO. THOSE ON THE ELEVEN POINT RIVER AND AREAS AROUND THE RIVER 
SHOULD EXPECTED SIGNIFICANT AND FAST RISES ON THE RIVER OVER THE 
NEXT 1 TO 2 HOURS.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
SPRINGFIELD.

&&

LAT...LON 3674 9122 3676 9167 3689 9166 3688 9143
      3679 9127 3675 9122

$$

HATCH

077 
WGUS73 KSGF 292054
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
354 PM CDT SUN JUN 29 2014

MOC149-292101-
/O.EXP.KSGF.FF.W.0013.000000T0000Z-140629T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OREGON MO-
354 PM CDT SUN JUN 29 2014

...THE FLASH FLOOD WARNING WILL EXPIRE AT 400 PM CDT FOR NORTHERN
OREGON COUNTY...

A FLOOD ADVISORY REMAINS IN EFFECT THROUGH 8 PM FOR THE PREVIOUSLY 
WARNED AREA.

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. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3674 9122 3676 9167 3689 9166 3688 9143
      3679 9127 3675 9122

$$

HATCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 7:36 PM CDT	Special Weather Statement	SGF	Howell	39 min
Jun 28, 7:52 PM CDT	Severe Thunderstorm Warning	SGF	Howell	38 min
Jun 28, 8:19 PM CDT	Special Weather Statement	SGF	Shannon	56 min
Jun 29, 8:55 AM CDT	Areal Flood Advisory	SGF	Howell, Oregon	6 hr
Jun 29, 2:06 PM CDT	Areal Flood Advisory	SGF	Howell	6 hr
Jun 29, 2:51 PM CDT	Areal Flood Advisory	SGF	Howell, Oregon, Shannon	5 hr

Nearby

Flash Flood Warnings in Missouri, 2014 Every flash flood warning in 2014

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.