Alert archive / Illinois / Flash Flood Warnings in 2012
Flash Flood Warning 6, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Aug 8, 2012, 6:14 PM CDT for Clay County, Richland County, Illinois. It was in force for 3 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 8, 2012, 6:14 PM CDT (23:14 UTC)
- Expired
- Aug 8, 2012, 9:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clay County, IL, Richland County, IL
The radar
The Evansville,IN radar (KVWX), 69 km from the middle of the area, began a volume at 23:14 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 12:00Z, 11.2 hours before the alert went out and 164 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
- 810 J/kg
- Mixed-layer CIN
- -169 J/kg
- Mixed-layer LCL
- 1967 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
525 WGUS53 KILX 082314 FFWILX ILC025-159-090200- /O.NEW.KILX.FF.W.0006.120808T2314Z-120809T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LINCOLN IL 614 PM CDT WED AUG 8 2012 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHEASTERN CLAY COUNTY IN SOUTH CENTRAL ILLINOIS... WEST CENTRAL RICHLAND COUNTY IN SOUTHEAST ILLINOIS... * UNTIL 900 PM CDT. * AT 612 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR HAS ESTIMATED THAT 2 TO 4 INCHES OF RAIN HAS FALLEN SINCE 430 PM...FROM NEAR CLAY CITY NORTHEAST INTO FAR WEST CENTRAL RICHLAND COUNTY. ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES IS LIKELY THROUGH SUNSET. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...CLAY CITY...NOBLE...SAILOR SPRINGS AND SCHNELL. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES... SUGAR CREEK...LITTLE WABASH RIVER...BUCK CREEK...ELM CREEK...HOG RUN CREEK...SYCAMORE CREEK...LITTLE MUDDY CREEK...HURRICANE CREEK AND BROWN CREEK. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN LINCOLN. && LAT...LON 3874 8820 3860 8820 3862 8843 3878 8841 $$ GEELHART
2 follow-up statements
668 WGUS73 KILX 090022 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 722 PM CDT WED AUG 8 2012 ILC025-159-090200- /O.CON.KILX.FF.W.0006.000000T0000Z-120809T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ RICHLAND IL-CLAY IL- 722 PM CDT WED AUG 8 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EAST CENTRAL CLAY AND WEST CENTRAL RICHLAND COUNTIES UNTIL 900 PM CDT... AT 719 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE THUNDERSTORMS OF THE PAST FEW HOURS HAD FINALLY BEGUN TO WEAKEN...AND MOVE EAST OF THE AREA. RADAR ESTIMATED THAT 4 TO 6 INCHES OF RAIN OCCURRED IN SOME AREAS...WITH THE HEAVIEST TOTALS IN LOCATIONS NORTH OF HIGHWAY 50 FROM CLAY CITY NORTHEAST TO THE RICHLAND COUNTY LINE. ADDITIONAL RAINFALL THIS EVENING WILL BE LIGHT. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE... CLAY CITY...NOBLE...SAILOR SPRINGS AND SCHNELL. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES... SUGAR CREEK...LITTLE WABASH RIVER...ELM CREEK...HOG RUN CREEK... LITTLE MUDDY CREEK...HURRICANE CREEK...BUCK CREEK AND BROWN CREEK. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES... AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN LINCOLN. && LAT...LON 3866 8841 3877 8837 3874 8820 3860 8820 $$ GEELHART
862 WGUS73 KILX 090201 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 901 PM CDT WED AUG 8 2012 ILC025-159-090216- /O.EXP.KILX.FF.W.0006.000000T0000Z-120809T0200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ RICHLAND IL-CLAY IL- 901 PM CDT WED AUG 8 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EAST CENTRAL CLAY AND WEST CENTRAL RICHLAND COUNTIES HAS BEEN ALLOWED TO EXPIRE... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED... PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. RADAR ESTIMATED THAT 4 TO 6 INCHES OF RAIN FELL NORTHEAST OF CLAY CITY FROM THE EARLIER STORMS. LAT...LON 3866 8841 3877 8837 3874 8820 3860 8820 $$ GEELHART
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 4:35 PM CDT | Special Weather Statement | ILX | Douglas | 40 min |
| Aug 8, 5:22 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Richland | 38 min |
| Aug 8, 5:32 PM CDT | Areal Flood Advisory | ILX | Clay, Richland | 3 hr |
Nearby
Flash Flood Warnings in Illinois, 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.