Alert archive / Missouri / Flash Flood Warnings in 2017

Flash Flood Warning 69, NWS Springfield, MO

August 5, 2017Phelps County, Pulaski County, Missouri

NWS Springfield, MO issued this flash flood warning at Aug 5, 2017, 9:46 PM CDT for Phelps County, Pulaski County, Missouri. It was in force for 6 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
Aug 5, 2017, 9:46 PM CDT (02:46 UTC)
Expired
Aug 6, 2017, 3:45 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Phelps County, MO, Pulaski County, MO

The radar

The Springfield radar (KSGF), 141 km from the middle of the area, began a volume at 02:44 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 00:00Z, 2.8 hours before the alert went out and 191 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 2017-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2017-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 324 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
992 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
324 m²/s²
0-3 km storm-relative helicity
495 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

488 
WGUS53 KSGF 060246
FFWSGF
MOC161-169-060845-
/O.NEW.KSGF.FF.W.0069.170806T0246Z-170806T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
946 PM CDT SAT AUG 5 2017

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Pulaski County in central Missouri...
  Western Phelps County in east central Missouri...

* Until 345 AM CDT

* At 946 PM CDT, Doppler radar indicated thunderstorms 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...
  Rolla...                          Fort Leonard Wood...
  Waynesville...                    St. Robert...
  Richland...                       Dixon...
  Crocker...                        Doolittle...
  Newburg...                        Edgar Springs...
  Beulah...                         Devil's Elbow...
  Laquey...                         Swedeborg...
  Ozark Springs...                  Jerome...

This warning includes but is not limited to the following low water
crossings...

Route O at Jones Creek just south of Dixon...
Route Y northwest of Rolla...
Route T northwest of Waynesville...
Route U at Tavern Creek west of Crocker...
and Route HH at Bell Creek east of Crocker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3779 9179 3779 9181 3761 9181 3762 9225
      3765 9226 3771 9241 3802 9240 3801 9197
      3804 9195 3803 9193 3804 9192 3805 9179

$$

Boxell
2 follow-up statements
047 
WGUS73 KSGF 060355
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
1055 PM CDT SAT AUG 5 2017

MOC161-169-060845-
/O.CON.KSGF.FF.W.0069.000000T0000Z-170806T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pulaski MO-Phelps MO-
1055 PM CDT SAT AUG 5 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 AM CDT FOR
PULASKI AND WESTERN PHELPS COUNTIES...

At 1053 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Up to three inches of rain has already 
fallen. The heaviest rain has fallen along the Interstate 44 
corridor from Richland to Waynesville to Devils Elbow. 

Creeks, streams, and low water crossings will be especially
susceptible to the dangers of flash flooding.

Locations in the warning include...

Rolla...                          Fort Leonard Wood...
Waynesville...                    St. Robert...
Richland...                       Dixon...
Crocker...                        Doolittle...
Newburg...                        Edgar Springs...
Beulah...                         Devil's Elbow...
Laquey...                         Swedeborg...
Ozark Springs...                  Jerome...

This warning includes but is not limited to the following low water
crossings...

Route O at Jones Creek just south of Dixon...
Route Y northwest of Rolla...
Route T northwest of Waynesville...
Route U at Tavern Creek west of Crocker...
and Route HH at Bell Creek east of Crocker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3779 9179 3779 9181 3761 9181 3762 9225
      3765 9226 3771 9241 3802 9240 3801 9197
      3804 9195 3803 9193 3804 9192 3805 9179

$$

Boxell
249 
WGUS73 KSGF 060839
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
339 AM CDT SUN AUG 6 2017

MOC161-169-060848-
/O.EXP.KSGF.FF.W.0069.000000T0000Z-170806T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pulaski MO-Phelps MO-
339 AM CDT SUN AUG 6 2017

...THE FLASH FLOOD WARNING FOR PULASKI AND WESTERN PHELPS COUNTIES
WILL EXPIRE AT 345 AM CDT...

The Flash Flood Warning has been replaced with an Areal Flood 
Warning which is in effect until noon today.

LAT...LON 3779 9179 3779 9181 3761 9181 3762 9225
      3765 9226 3771 9241 3802 9240 3801 9197
      3804 9195 3803 9193 3804 9192 3805 9179

$$

Schaumann

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 5, 8:04 PM CDTFlash Flood WarningSGFBenton, Camden, Hickory, Morgan8 hr
Aug 5, 8:06 PM CDTRiver Flood WarningSGFVernon4 days
Aug 5, 8:06 PM CDTRiver Flood WarningSGFVernon5 days
Aug 5, 8:06 PM CDTRiver Flood WarningSGFCedar3 days
Aug 6, 2:44 AM CDTAreal Flood WarningSGFBarton, Jasper9 hr
Aug 6, 3:03 AM CDTAreal Flood WarningSGFDent, Laclede, Phelps, Pulaski, Shannon, Texas9 hr
Aug 6, 3:21 AM CDTAreal Flood WarningSGFBenton, Camden, Dallas, Hickory, Miller, Morgan and 1 more9 hr
Aug 6, 11:39 AM CDTAreal Flood AdvisorySGFBarton, Jasper, Vernon12 hr
Aug 6, 11:50 AM CDTAreal Flood WarningSGFBenton, Camden, Miller, Morgan, Pulaski12 hr
Aug 6, 5:52 PM CDTDense Fog AdvisorySGFBarry, Barton, Camden, Cedar, Christian, Dade and 20 more15 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.