Alert archive / Missouri / Flash Flood Warnings in 2017

Flash Flood Warning 37, NWS Springfield, MO

April 30, 2017Miller County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 30, 2017, 12:04 PM CDT for Miller County, Missouri. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 30, 2017, 12:04 PM CDT (17:04 UTC)
Expired
May 1, 2017, 12:00 AM CDT
In force
12 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

County Miller County, MO

The radar

The Springfield radar (KSGF), 141 km from the middle of the area, began a volume at 17:04 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 5.1 hours before the alert went out and 192 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 12:00Z on 2017-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 65 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 12:00Z on 2017-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 371 square meters per square second.1939587897Sfc1 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
65 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
480 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
371 m²/s²
0-3 km storm-relative helicity
389 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

300 
WGUS53 KSGF 301704
FFWSGF
MOC131-010500-
/O.NEW.KSGF.FF.W.0037.170430T1704Z-170501T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
1204 PM CDT SUN APR 30 2017

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Miller County in central Missouri...

* Until midnight CDT Monday

* At 1200 PM CDT, Bagnell Dam increased a spillway release to 85,000 
  cubic feet per second.  This will cause river levels along the 
  Osage River to increase over the next several hours. Anyone near 
  the Osage River below Bagnell Dam should take necessary 
  precautions if you are within a low lying area. 

* Creeks, streams, and low water crossings will be especially
  susceptible to the dangers of flash flooding.
  Locations in the warning include...
  Lake Ozark...                     St. Elizabeth...
  Tuscumbia...                      Bagnell...
  Lakeview...                       

This warning includes but is not limited to the following low water
crossings...
Route HH in Tuscumbia...
and Highway 52 at Coon Creek 3 miles northeast of Tuscumbia.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 3822 9232 3825 9239 3821 9243 3817 9251
      3820 9256 3818 9258 3818 9264 3823 9265
      3826 9258 3822 9250 3830 9239 3828 9233
      3834 9231 3832 9225 3834 9219

$$

Cramer
1 follow-up statement
849 
WGUS73 KSGF 010452
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
1152 PM CDT SUN APR 30 2017

MOC131-010500-
/O.EXP.KSGF.FF.W.0037.000000T0000Z-170501T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Miller MO-
1152 PM CDT SUN APR 30 2017

...THE FLASH FLOOD WARNING FOR CENTRAL MILLER COUNTY WILL EXPIRE AT
MIDNIGHT CDT...

The threat for rapid rises in water levels on the Osage Beach below 
Bagnell Dam has diminished. Flash flooding is no longer expected to 
pose a threat to life or property. lease continue to heed any 
remaining road closures.

LAT...LON 3822 9232 3825 9239 3821 9243 3817 9251
      3820 9256 3818 9258 3818 9264 3823 9265
      3826 9258 3822 9250 3830 9239 3828 9233
      3834 9231 3832 9225 3834 9219

$$

Foster

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 8:53 PM CDTSevere Thunderstorm WarningSGFBarton, Vernon32 min
Apr 29, 9:56 PM CDTSpecial Weather StatementSGFStone49 min
Apr 29, 11:09 PM CDTSpecial Weather StatementSGFJasper51 min
Apr 29, 11:11 PM CDTAreal Flood WarningSGFBarton, Benton, Camden, Cedar, Dade, Hickory and 4 more12 hr
Apr 29, 11:13 PM CDTAreal Flood WarningSGFCamden, Dallas, Hickory, Laclede, Maries, Miller and 4 more12 hr
Apr 29, 11:39 PM CDTFlash Flood WarningSGFBarry, Barton, Dade, Jasper, Lawrence, McDonald and 2 more12 hr
Apr 29, 11:41 PM CDTFlash Flood WarningSGFDouglas, Ozark, Taney12 hr
Apr 29, 11:54 PM CDTFlash Flood WarningSGFHowell, Oregon, Shannon22 hr
Apr 29, 11:57 PM CDTFlash Flood WarningSGFDallas, Dent, Laclede, Phelps, Pulaski, Texas and 1 more22 hr
Apr 30, 12:01 AM CDTFlash Flood WarningSGFChristian, Greene, Webster12 hr
Apr 30, 5:13 AM CDTSpecial Weather StatementSGFDade47 min
Apr 30, 11:13 AM CDTAreal Flood WarningSGFCamden, Dallas, Hickory, Laclede, Maries, Miller and 4 more57 hr
Apr 30, 11:16 AM CDTAreal Flood WarningSGFBarton, Benton, Camden, Cedar, Dade, Hickory and 4 more57 hr
Apr 30, 11:26 AM CDTAreal Flood WarningSGFBarry, Barton, Dade, Jasper, Lawrence, McDonald and 1 more57 hr
Apr 30, 11:35 AM CDTFlash Flood WarningSGFChristian, Douglas, Greene, Ozark, Stone, Taney and 1 more10 hr
Apr 30, 12:19 PM CDTFlash Flood WarningSGFTaney24 hr

Nearby

Flash Flood Warnings in Missouri, 2017Every flash flood warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.