Alert archive / Illinois / Flash Flood Warnings in 2015
Flash Flood Warning 35, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jun 25, 2015, 10:03 PM CDT for Marion County, Illinois. It was in force for 10 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
- Jun 25, 2015, 10:03 PM CDT (03:03 UTC)
- Expired
- Jun 26, 2015, 8:00 AM CDT
- In force
- 10 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
County Marion County, IL
The radar
The Evansville,IN radar (KVWX), 107 km from the middle of the area, began a volume at 03:07 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
Lincoln, IL (KILX), launched 00:00Z, 3.1 hours before the alert went out and 172 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
- 239 J/kg
- Mixed-layer CIN
- -194 J/kg
- Mixed-layer LCL
- 1150 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 125 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
648 WGUS53 KLSX 260303 FFWLSX ILC121-261300- /O.NEW.KLSX.FF.W.0035.150626T0303Z-150626T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1003 PM CDT THU JUN 25 2015 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * FLASH FLOOD WARNING FOR... MARION COUNTY IN SOUTH CENTRAL ILLINOIS... * UNTIL 800 AM CDT FRIDAY * AT 959 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS SEVERAL ROADS WERE FLOODED OVER SOUTHEASTERN MARION COUNTY. UP TO 3 INCHES OF RAIN HAS FALLEN IN THE PAST 3 HOURS. EVEN THOUGH THE STORMS HAVE MOVED AWAY FROM WARNED AREA...ADDITIONAL STORMS ARE EXPECTED TO DEVELOP OVER THE AREA THROUGH FRIDAY MORNING. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... IUKA...HELM...CARTTER...KELL...CENTRALIA...SALEM...CENTRAL CITY... FAIRMAN...ODIN...OMEGA...SANDOVAL AND STEPHEN FORBES STATION. THIS WARNING ALSO INCLUDES... INTERSTATE 57 FROM EXIT 109 TO EXIT 127. 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. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. 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. && LAT...LON 3848 8870 3847 8914 3882 8913 3882 8869 $$ BYRD
1 follow-up statement
697 WGUS73 KLSX 260732 FFSLSX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 232 AM CDT FRI JUN 26 2015 ILC121-261300- /O.CON.KLSX.FF.W.0035.000000T0000Z-150626T1300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MARION IL- 232 AM CDT FRI JUN 26 2015 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MARION COUNTY UNTIL 800 AM CDT... AT 231 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THAT THE RAIN HAD ENDED FOR THE TIME BEING. HOWEVER...RADAR ESTIMATED THAT OVER 3 INCHES OF RAIN HAD FALLEN OVER PARTS OF MARION COUNTY. FLOODING OF SMALL STREAMS...CREEKS...AND OTHER LOW LYING AREAS REMAINS A REAL THREAT. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE... CENTRALIA...SALEM...CENTRAL CITY...FAIRMAN...HELM...KINMUNDY... ODIN...OMEGA...PATOKA...SANDOVAL AND STEPHEN FORBES STATION. THIS WARNING ALSO INCLUDES... INTERSTATE 57 FROM EXIT 109 TO EXIT 127. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. && LAT...LON 3848 8870 3847 8914 3882 8913 3882 8869 $$ CARNEY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 7:05 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Madison, Saint Clair | 55 min |
| Jun 25, 7:27 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 48 min |
| Jun 25, 7:31 PM CDT | Flash Flood Warning | LSX | Calhoun | 12 hr |
| Jun 25, 7:34 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 29 min |
| Jun 25, 7:41 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 19 min |
| Jun 25, 9:03 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 42 min |
| Jun 25, 9:57 PM CDT | Flash Flood Warning | LSX | Pike | 10 hr |
| Jun 26, 7:30 AM CDT | Areal Flood Warning | LSX | Calhoun, Jersey, Pike | 12 hr |
| Jun 26, 7:54 AM CDT | Areal Flood Warning | LSX | Marion | 36 hr |
| Jun 26, 10:05 AM CDT | Flash Flood Warning | LSX | Adams | 6 hr |
| Jun 26, 11:34 AM CDT | Flash Flood Warning | LSX | Adams, Brown | 6 hr |
| Jun 26, 3:55 PM CDT | Areal Flood Warning | LSX | Adams | 6 hr |
| Jun 26, 5:28 PM CDT | Areal Flood Warning | LSX | Adams | 24 hr |
Nearby
Flash Flood Warnings in Illinois, 2015Every flash flood warning in 2015
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.