Alert archive / Missouri / Flash Flood Warnings in 2017

Flash Flood Warning 30, NWS Springfield, MO

April 29, 2017Oregon County, Shannon County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 29, 2017, 6:50 PM CDT for Oregon County, Shannon 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: Apr 29, 2017, 6:50 PM CDT (23:50 UTC)
Expired: Apr 30, 2017, 12:45 AM CDT
In force: 6 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

Counties Oregon County, MO, Shannon County, MO

The radar

The Springfield radar (KSGF), 179 km from the middle of the area, began a volume at 23:50 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.

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 11.8 hours before the alert went out and 208 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 704 m above ground
0-6 km bulk shear: 72 kt
0-1 km storm-relative helicity: 318 m²/s²
0-3 km storm-relative helicity: 413 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

As transmitted.

848 
WGUS53 KSGF 292350
FFWSGF
MOC149-203-300545-
/O.NEW.KSGF.FF.W.0030.170429T2350Z-170430T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
650 PM CDT SAT APR 29 2017

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  South central Shannon County in south central Missouri...
  Oregon County in south central Missouri...

* Until 1245 AM CDT

* At 649 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...
  Grand Gulf State Park...          Thayer...
  Alton...                          Koshkonong...
  Thomasville...                    Rover...
  Myrtle...                         Wilderness...
  Couch...                          Greer...

This warning includes but is not limited to the following low water
crossings...
Route A just west of Couch...
Highway 142 at The Eleven Point River...
Route MM south of Birch Tree...
and Highway 99 at Middle Fork south of Thomasville.

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 3674 9168 3679 9168 3679 9166 3689 9166
      3699 9122 3683 9123 3682 9111 3650 9113
      3650 9167

$$

Frye

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 9:49 PM CDT	Special Weather Statement	SGF	Wright	41 min
Apr 28, 9:52 PM CDT	Special Weather Statement	SGF	Christian, Webster	38 min
Apr 28, 10:12 PM CDT	Severe Thunderstorm Warning	SGF	Texas, Wright	48 min
Apr 28, 10:43 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Shannon, Texas	62 min
Apr 28, 10:58 PM CDT	Severe Thunderstorm Warning	SGF	Ozark	47 min
Apr 28, 11:04 PM CDT	Severe Thunderstorm Warning	SGF	Taney	41 min
Apr 28, 11:10 PM CDT	Severe Thunderstorm Warning	SGF	Barry	50 min
Apr 28, 11:22 PM CDT	Severe Thunderstorm Warning	SGF	Texas	23 min
Apr 28, 11:37 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark, Taney	53 min
Apr 28, 11:39 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Shannon, Texas	66 min
Apr 28, 11:40 PM CDT	Flash Flood Warning	SGF	Ozark, Taney	24 hr
Apr 28, 11:40 PM CDT	Flash Flood Warning	SGF	Barry, McDonald, Stone	24 hr
Apr 28, 11:46 PM CDT	Severe Thunderstorm Warning	SGF	Stone, Taney	44 min
Apr 28, 11:56 PM CDT	Flash Flood Warning	SGF	Douglas, Texas, Wright	12 hr
Apr 29, 12:14 AM CDT	Flash Flood Warning	SGF	Dent	24 hr
Apr 29, 12:22 AM CDT	Flash Flood Warning	SGF	Lawrence, Newton	24 hr
Apr 29, 12:23 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Texas	67 min
Apr 29, 1:32 AM CDT	Flash Flood Warning	SGF	Christian, Greene, Webster	23 hr
Apr 29, 1:38 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	52 min
Apr 29, 2:22 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Stone, Taney	53 min
Apr 29, 2:28 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	47 min
Apr 29, 2:59 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Douglas, Webster, Wright	46 min
Apr 29, 3:01 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Stone	21 min
Apr 29, 3:33 AM CDT	Severe Thunderstorm Warning	SGF	Douglas, Laclede, Texas, Webster, Wright	27 min
Apr 29, 3:53 AM CDT	Severe Thunderstorm Warning	SGF	McDonald, Newton	52 min
Apr 29, 4:14 AM CDT	Flash Flood Warning	SGF	Dallas, Laclede, Phelps, Pulaski	20 hr
Apr 29, 4:19 AM CDT	Flash Flood Warning	SGF	Dent, Howell, Shannon, Texas	8 hr
Apr 29, 5:02 AM CDT	Flash Flood Warning	SGF	Barton, Dade, Jasper	7 hr
Apr 29, 8:16 AM CDT	Flash Flood Warning Emergency	SGF	McDonald	6 hr
Apr 29, 8:26 AM CDT	Flash Flood Warning	SGF	Camden, Dallas, Hickory, Laclede, Maries, Miller and 4 more	6 hr
Apr 29, 9:37 AM CDT	Flash Flood Warning Emergency	SGF	Newton	6 hr
Apr 29, 11:11 AM CDT	Areal Flood Warning	SGF	Barton, Benton, Camden, Cedar, Dade, Hickory and 4 more	12 hr
Apr 29, 11:56 AM CDT	Flash Flood Warning	SGF	Douglas, Texas, Wright	12 hr
Apr 29, 11:58 AM CDT	Flash Flood Warning	SGF	Barton, Dade, Jasper	12 hr
Apr 29, 12:11 PM CDT	Flash Flood Warning	SGF	Dent, Howell, Shannon, Texas	12 hr
Apr 29, 12:35 PM CDT	Flash Flood Warning Emergency	SGF	Barry	6 hr
Apr 29, 12:51 PM CDT	Flash Flood Warning Emergency	SGF	Greene	6 hr
Apr 29, 2:14 PM CDT	Special Weather Statement	SGF	Douglas	46 min
Apr 29, 3:04 PM CDT	Flash Flood Warning Emergency	SGF	Taney	6 hr
Apr 29, 3:56 PM CDT	Flash Flood Warning	SGF	Howell, Ozark	9 hr
Apr 29, 4:18 PM CDT	Areal Flood Warning	SGF	Camden, Dallas, Hickory, Laclede, Maries, Miller and 4 more	7 hr
Apr 29, 4:32 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Oregon	43 min
Apr 29, 5:00 PM CDT	Special Weather Statement	SGF	Ozark	45 min
Apr 29, 5:06 PM CDT	Severe Thunderstorm Warning	SGF	Oregon, Shannon	24 min
Apr 29, 5:38 PM CDT	Flash Flood Warning Emergency	SGF	Howell, Ozark	5 hr
Apr 29, 5:45 PM CDT	Special Weather Statement	SGF	Howell	45 min
Apr 29, 6:28 PM CDT	Special Weather Statement	SGF	Oregon	62 min

Nearby

Flash Flood Warnings in Missouri, 2017 Every 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.