Alert archive / Illinois / Flash Flood Warnings in 2015
Flash Flood Warning 70, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Sep 5, 2015, 8:30 AM CDT for Vermilion County, Illinois. It was in force for 4 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 5, 2015, 8:30 AM CDT (13:30 UTC)
- Expired
- Sep 5, 2015, 12:30 PM CDT
- In force
- 4 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
County Vermilion County, IL
The radar
The Indianapolis radar (KIND), 135 km from the middle of the area, began a volume at 13:32 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 5, 8:45 AM CDT | FLASH FLOOD | Hoopeston, IL | RAINFALL THE PAST 3 HOURS HAS CAUSED WIDE SPREAD FLOODING ACROSS THE CITY OF HOOPESTON. |
| Sep 5, 8:45 AM CDT | HEAVY RAIN 3.25 | Hoopeston, IL | RAINFALL THE PAST 3 HOURS...24-HOUR TOTAL IS 4.25 INCHES OF RAIN |
| Sep 5, 11:00 AM CDT | HEAVY RAIN 5.43 | Hoopeston, IL | RAINFALL THE PAST 6 HOURS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 1.5 hours before the alert went out and 88 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
- 1082 J/kg
- Mixed-layer CIN
- -85 J/kg
- Mixed-layer LCL
- 1210 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
498
WGUS53 KILX 051330
FFWILX
ILC183-051730-
/O.NEW.KILX.FF.W.0070.150905T1330Z-150905T1730Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
830 AM CDT SAT SEP 5 2015
THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN VERMILION COUNTY IN EAST CENTRAL ILLINOIS...
* UNTIL 1230 PM CDT
* AT 826 AM CDT...DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS
PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. DOPPLER RADAR RAINFALL
ESTIMATES RANGE FROM 2 TO 3 INCHES FROM NEAR HOOPESTON TO ABOUT
4 MILES EAST OF ROSSVILLE. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
HOOPESTON...ROSSVILLE TO JUST NORTH OF ALVIN
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 4030 8762 4049 8773 4049 8753 4031 8753
$$
SMITH2 follow-up statements
019 WGUS73 KILX 051452 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 952 AM CDT SAT SEP 5 2015 ILC183-051730- /O.CON.KILX.FF.W.0070.000000T0000Z-150905T1730Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ VERMILION- 952 AM CDT SAT SEP 5 2015 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 PM CDT FOR NORTHEASTERN VERMILION COUNTY... AT 945 AM CDT...TRAINED WEATHER SPOTTERS REPORTED FLASH FLOODING IN HOOPESTON WITH RAINFALL TOTALS OF 3.25 INCHES SINCE THE RAIN STARTED EARLIER THIS MORNING. TOTAL RAINFALL...INCLUDING LAST NIGHTS RAINS... WERE UP TO 4.25 INCHES AROUND THE HOOPESTON AREA. A DOPPLER RAINFALL ESTIMATE OF OVER 5 INCHES WAS LOCATED ABOUT A MILE EAST OF HOOPESTON. FLASH FLOODING IS ALREADY OCCURRING. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... HOOPESTON AND ALVIN. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES WILL BE POSSIBLE OVER THE NEXT HOUR FROM HOOPESTON TO ALVIN AND EAST ACROSS THE REMAINDER OF THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4030 8762 4049 8773 4049 8753 4031 8753 $$ SMITH
234 WGUS73 KILX 051729 FFSILX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 1229 PM CDT SAT SEP 5 2015 ILC183-051735- /O.EXP.KILX.FF.W.0070.000000T0000Z-150905T1730Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ VERMILION- 1229 PM CDT SAT SEP 5 2015 ...THE FLASH FLOOD WARNING FOR NORTHEASTERN VERMILION COUNTY WILL EXPIRE AT 1230 PM CDT... THE VERMILION COUNTY EMERGENCY MANAGER AND HOOPESTON POLICE DEPARTMENT REPORT THAT THE FLOOD WATERS CONTINUE TO RECEDE ACROSS THE AREA...AND NO LONGER POSE A THREAT TO LIFE OR PROPERTY. THE HEAVY RAINFALL THREAT HAS ENDED FOR THE TIME BEING EARLY THIS AFTERNOON. PLEASE CONTINUE TO HEED ANY ROAD CLOSURES. LAT...LON 4030 8762 4049 8773 4049 8753 4031 8753 $$ SMITH
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 7:17 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, McLean, Piatt | 28 min |
| Sep 4, 7:23 PM CDT | Special Weather Statement | ILX | Vermilion | 37 min |
| Sep 4, 8:02 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 28 min |
| Sep 4, 8:16 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Piatt | 29 min |
| Sep 4, 8:58 PM CDT | Special Weather Statement | ILX | Champaign, DeWitt, Douglas, Edgar, McLean, Piatt | 47 min |
| Sep 4, 9:49 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas | 26 min |
| Sep 4, 9:51 PM CDT | Flash Flood Warning | ILX | Douglas | 3 hr |
| Sep 5, 7:45 AM CDT | Areal Flood Advisory | ILX | Vermilion | 3 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.