Alert archive / Missouri / Flash Flood Warnings in 2012
Flash Flood Warning 20, NWS Springfield, MO
NWS Springfield, MO issued this flash flood warning at May 1, 2012, 2:06 AM CDT for Cedar County, Dade County, St. Clair 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
- May 1, 2012, 2:06 AM CDT (07:06 UTC)
- Expired
- May 1, 2012, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cedar County, MO, Dade County, MO, St. Clair County, MO
The radar
The Springfield radar (KSGF), 76 km from the middle of the area, began a volume at 07:07 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, 7.1 hours before the alert went out and 111 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.
- Mixed-layer CAPE
- 202 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1176 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 142 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
306
WGUS53 KSGF 010706
FFWSGF
MOC039-057-185-011300-
/O.NEW.KSGF.FF.W.0020.120501T0706Z-120501T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
206 AM CDT TUE MAY 1 2012
THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CEDAR COUNTY IN SOUTHWEST MISSOURI...
DADE COUNTY IN SOUTHWEST MISSOURI...
ST. CLAIR COUNTY IN WEST CENTRAL MISSOURI...
* UNTIL 800 AM CDT.
* AT 202 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. WIDESPREAD RAINFALL AMOUNTS COULD RANGE FROM TWO TO
FOUR INCHES THROUGH THE EARLY MORNING HOURS. AREAS NEAR STOCKTON
LAKE COULD BE IMPACTED THE MOST WITH FLASH FLOODING.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.
&&
LAT...LON 3822 9356 3820 9349 3792 9351 3791 9356
3783 9357 3783 9363 3775 9363 3774 9361
3728 9362 3729 9408 3821 9406 3821 9357
$$
CRAMER1 follow-up statement
234
WGUS73 KSGF 011250
FFSSGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
750 AM CDT TUE MAY 1 2012
MOC039-057-185-011300-
/O.EXP.KSGF.FF.W.0020.000000T0000Z-120501T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CEDAR MO-ST. CLAIR MO-DADE MO-
750 AM CDT TUE MAY 1 2012
...THE FLASH FLOOD WARNING WILL EXPIRE AT 800 AM CDT FOR CEDAR...DADE
AND ST. CLAIR COUNTIES...
RAINFALL HAS COME TO AN END ACROSS THE WARNED AREA...AND WATER
LEVELS ON AREA CREEKS AND STREAMS WILL BEGIN TO RECEDE THIS MORNING.
FLOODING WILL CONTINUE IN MANY PLACES TODAY HOWEVER...AND THE FLASH
FLOOD WARNING HAS BEEN REPLACED BY AN AREAL FLOOD WARNING.
IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL
LAW ENFORCEMENT AGENCY.
LAT...LON 3822 9356 3820 9349 3792 9351 3791 9356
3783 9357 3783 9363 3775 9363 3774 9361
3728 9362 3729 9408 3821 9406 3821 9357
$$The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 11:43 PM CDT | Flash Flood Warning | SGF | Barton, Vernon | 5 hr |
| May 1, 12:56 AM CDT | Flash Flood Warning | SGF | Jasper | 4 hr |
| May 1, 1:23 AM CDT | Severe Thunderstorm Warning | SGF | McDonald, Newton | 52 min |
| May 1, 1:41 AM CDT | Severe Thunderstorm Warning | SGF | Jasper | 34 min |
| May 1, 2:22 AM CDT | Special Weather Statement | SGF | Barry, Lawrence, McDonald, Newton | 38 min |
| May 1, 2:41 AM CDT | Areal Flood Advisory | SGF | Newton | 91 min |
| May 1, 3:03 AM CDT | Special Weather Statement | SGF | Barry, Christian, Greene, Stone | 27 min |
| May 1, 3:12 AM CDT | Severe Thunderstorm Warning | SGF | Christian, Greene | 33 min |
| May 1, 3:25 AM CDT | Severe Thunderstorm Warning | SGF | Christian, Webster, Wright | 35 min |
| May 1, 3:26 AM CDT | Severe Thunderstorm Warning | SGF | Christian, Stone, Taney | 34 min |
| May 1, 3:33 AM CDT | Severe Thunderstorm Warning | SGF | Dallas, Polk, Webster | 28 min |
| May 1, 4:02 AM CDT | Special Weather Statement | SGF | Camden, Douglas, Laclede, Miller, Pulaski, Wright | 43 min |
| May 1, 4:40 AM CDT | Special Weather Statement | SGF | Douglas, Maries, Ozark, Phelps, Pulaski, Texas | 50 min |
| May 1, 4:49 AM CDT | Areal Flood Warning | SGF | Barton, Jasper, Vernon | 27 hr |
| May 1, 6:41 AM CDT | River Flood Warning | SGF | Jasper | 44 hr |
| May 1, 7:49 AM CDT | Areal Flood Warning | SGF | Cedar, Dade, St. Clair | 8 hr |
Nearby
Flash Flood Warnings in Missouri, 2012Every flash flood warning in 2012
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.