Alert archive / Missouri / Flash Flood Warnings in 2016

Flash Flood Warning 31, NWS Springfield, MO

July 4, 2016Shannon County, Missouri

NWS Springfield, MO issued this flash flood warning at Jul 4, 2016, 3:47 AM CDT for Shannon County, Missouri. It was in force for 6 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: Jul 4, 2016, 3:47 AM CDT (08:47 UTC)
Expired: Jul 4, 2016, 9:45 AM CDT
In force: 6 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

County Shannon County, MO

The radar

The St Louis radar (KLSX), 176 km from the middle of the area, began a volume at 08:50 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
Jul 4, 5:00 AM CDT	FLASH FLOOD	10 Ene Eminence, MO	RAPID RISES AND FLOODING ALONG THE CURRENT RIVER NEAR POWER MILL SPRING FORCED ABOUT 50 CAMPERS TO MOVE QUICKLY TO HIGHER GROUND. NO INJURIES OR WATER RESCUES WERE NEEDED. ONE TRUCK AND AN UNKNOWN NUMBER OF CAMPING TRAILERS WERE WASHED DOWNSTREAM. MANY LOST TH

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, 8.8 hours before the alert went out and 234 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: 1275 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 717 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 266 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 7.2

Open this sounding in Storm Lab

The text

As transmitted.

911 
WGUS53 KSGF 040847
FFWSGF
MOC203-041445-
/O.NEW.KSGF.FF.W.0031.160704T0847Z-160704T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
347 AM CDT MON JUL 4 2016

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SHANNON COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL 945 AM CDT
    
* AT 346 AM CDT...DOPPLER RADAR INDICATED AN AREA OF THUNDERSTORMS
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE 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.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...
ROUTE H...3 MILES EAST OF WINONA...
ROUTE H AT ROCKY CREEK 6 MILES NORTHEAST OF WINONA...
ROUTE H AT THOMAS HOLLOW 8 MILES NORTHEAST OF WINONA...
ROUTE H...10 MILES NORTHEAST OF WINONA...
AND ROUTE KK AT GLADDEN CREEK JUST NORTH OF AKERS.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE
WARNED AREA.

THIS WARNING REPLACES A FLOOD ADVISORY WHICH WAS PREVIOUSLY IN PLACE
FOR THE AREA.

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.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3710 9102 3709 9121 3702 9122 3701 9128
      3702 9166 3742 9164 3741 9118 3726 9116
      3725 9112 3720 9112 3720 9109 3718 9109
      3716 9104 3714 9104 3714 9102

$$

LINDENBERG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 3, 7:48 PM CDT	Special Weather Statement	SGF	McDonald, Newton	42 min
Jul 3, 11:25 PM CDT	Areal Flood Advisory	SGF	Dallas, Polk	9 hr
Jul 3, 11:51 PM CDT	Areal Flood Warning	SGF	Cedar, Dallas, Polk	8 hr
Jul 4, 12:47 AM CDT	Areal Flood Advisory	SGF	Phelps, Pulaski, Texas, Webster, Wright	6 hr
Jul 4, 1:39 AM CDT	Areal Flood Advisory	SGF	Barton, Cedar, Dade, Jasper	6 hr
Jul 4, 2:03 AM CDT	Flash Flood Warning	SGF	Texas, Wright	6 hr
Jul 4, 3:16 AM CDT	Areal Flood Advisory	SGF	Shannon	6 hr
Jul 4, 6:10 AM CDT	Areal Flood Warning	SGF	Camden, Dallas, Laclede	6 hr
Jul 4, 6:33 AM CDT	Areal Flood Advisory	SGF	Greene, Laclede, Webster, Wright	6 hr
Jul 4, 6:40 AM CDT	Areal Flood Advisory	SGF	Dent, Phelps, Pulaski, Texas	6 hr
Jul 4, 7:31 AM CDT	Areal Flood Advisory	SGF	Barton, Cedar, Dade, Hickory, Jasper, Polk	6 hr
Jul 4, 7:43 AM CDT	Areal Flood Warning	SGF	Texas, Wright	6 hr
Jul 4, 12:18 PM CDT	Areal Flood Advisory	SGF	Camden, Dallas, Laclede	6 hr
Jul 4, 12:38 PM CDT	Areal Flood Advisory	SGF	Dallas, Laclede, Phelps, Pulaski, Texas, Webster and 1 more	6 hr
Jul 4, 1:27 PM CDT	Areal Flood Warning	SGF	Barton, Jasper	5 hr
Jul 4, 2:41 PM CDT	Heat Advisory	SGF	Barton, Benton, Camden, Cedar, Dade, Dallas and 15 more	29 hr

Nearby

Flash Flood Warnings in Missouri, 2016 Every 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.