Alert archive / Illinois / Flash Flood Warnings in 2016
Flash Flood Warning 13, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Jul 20, 2016, 6:58 AM CDT for Henderson County, McDonough County, Warren County, Illinois. It was in force for 6 hr. 1 report 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
- Jul 20, 2016, 6:58 AM CDT (11:58 UTC)
- Expired
- Jul 20, 2016, 1:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Henderson County, IL, McDonough County, IL, Warren County, IL
The radar
The Lincoln radar (KILX), 125 km from the middle of the area, began a volume at 12:01 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 |
|---|---|---|---|
| Jul 20, 7:00 AM CDT | HEAVY RAIN 2.39 | Macomb, IL | 24-HR TOTAL. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 12.0 hours before the alert went out and 127 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
- 373 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 1091 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted.
445
WGUS53 KDVN 201158
FFWDVN
ILC071-109-187-201800-
/O.NEW.KDVN.FF.W.0013.160720T1158Z-160720T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
658 AM CDT WED JUL 20 2016
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN WARREN COUNTY IN WEST CENTRAL ILLINOIS...
SOUTHEASTERN HENDERSON COUNTY IN WEST CENTRAL ILLINOIS...
MCDONOUGH COUNTY IN WEST CENTRAL ILLINOIS...
* UNTIL 100 PM CDT WEDNESDAY
* AT 656 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. OVER AN INCH OF RAIN HAS
ALREADY FALLEN. THIS IS FALLING ON GROUND ALREADY SATURATED FROM
RECENT HEAVY RAINFALL. THUS...FLASH FLOODING IS EXPECTED TO BEGIN
SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MACOMB...COLCHESTER...BLANDINSVILLE...INDUSTRY...GOOD HOPE...
BARDOLPH...RARITAN...TENNESSEE...SCIOTA...ADAIR...FANDON...
WESTERN ILLINOIS UNIVERSITY...SPRING LAKE...SCOTTSBURG...
MACOMB MUNICIPAL AIRPORT...PENNINGTON POINT...
ARGYLE LAKE STATE PARK AND MCDONOUGH COUNTY 4-H GROUNDS.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4032 9083 4049 9085 4064 9090 4068 9098
4073 9075 4059 9060 4033 9045 4032 9045
$$
053 follow-up statements
354
WGUS73 KDVN 201228
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
728 AM CDT WED JUL 20 2016
ILC071-109-187-201800-
/O.CON.KDVN.FF.W.0013.000000T0000Z-160720T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WARREN IL-HENDERSON IL-MCDONOUGH IL-
728 AM CDT WED JUL 20 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 100 PM CDT FOR
SOUTHWESTERN WARREN...SOUTHEASTERN HENDERSON AND MCDONOUGH
COUNTIES...
AT 725 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATES OVER 2 INCHES OF
RAIN HAS FALLEN FROM AROUND RARITAN TO NEAR MACOMB. THIS RAIN IS
FALLING ON SATURATED GROUND FROM HEAVY RAIN YESTERDAY...THUS FLASH
FLOODING IS EXPECTED TO BEGIN SHORTLY.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MACOMB...COLCHESTER...BLANDINSVILLE...INDUSTRY...GOOD HOPE...
BARDOLPH...RARITAN...TENNESSEE...SCIOTA...ADAIR...FANDON...
WESTERN ILLINOIS UNIVERSITY...SPRING LAKE...SCOTTSBURG...
MACOMB MUNICIPAL AIRPORT...PENNINGTON POINT...
ARGYLE LAKE STATE PARK AND MCDONOUGH COUNTY 4-H GROUNDS.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4032 9083 4049 9085 4064 9090 4068 9098
4073 9075 4059 9060 4033 9045 4032 9045
$$
05162
WGUS73 KDVN 201414
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
914 AM CDT WED JUL 20 2016
ILC071-109-187-201800-
/O.CON.KDVN.FF.W.0013.000000T0000Z-160720T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WARREN IL-HENDERSON IL-MCDONOUGH IL-
914 AM CDT WED JUL 20 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 100 PM CDT FOR
SOUTHWESTERN WARREN...SOUTHEASTERN HENDERSON AND MCDONOUGH
COUNTIES...
AT 911 AM CDT...DOPPLER RADAR INDICATED ISOLATED THUNDERSTORMS
PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. TWO TO 4 INCHES OF RAIN
HAS FALLEN EARLIER THIS MORNING AND RUNOFF INTO STREAMS...CREEKS AND
ROADWAYS WILL CONTINUE INTO EARLY THIS AFTERNOON.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MACOMB...COLCHESTER...BLANDINSVILLE...INDUSTRY...GOOD HOPE...
BARDOLPH...RARITAN...TENNESSEE...SCIOTA...ADAIR...FANDON...
WESTERN ILLINOIS UNIVERSITY...SPRING LAKE...SCOTTSBURG...
MACOMB MUNICIPAL AIRPORT...PENNINGTON POINT...
ARGYLE LAKE STATE PARK AND MCDONOUGH COUNTY 4-H GROUNDS.
ADDITIONAL RAINFALL AMOUNTS OF UP TO AN INCH ARE POSSIBLE AT SOME
LOCATIONS IN THE WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4032 9083 4049 9085 4064 9090 4068 9098
4073 9075 4059 9060 4033 9045 4032 9045
$$
HAASE471
WGUS73 KDVN 201517
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1017 AM CDT WED JUL 20 2016
ILC071-109-187-201526-
/O.CAN.KDVN.FF.W.0013.000000T0000Z-160720T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WARREN IL-HENDERSON IL-MCDONOUGH IL-
1017 AM CDT WED JUL 20 2016
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN WARREN...SOUTHEASTERN
HENDERSON AND MCDONOUGH COUNTIES IS CANCELLED...
THE THREAT OF HEAVY RAIN HAS ENDED. LAW ENFORCEMENT HAS NOT REPORTED
ANY FLASH FLOODING.
LAT...LON 4032 9083 4049 9085 4064 9090 4068 9098
4073 9075 4059 9060 4033 9045 4032 9045
$$
HAASEThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 4:00 AM CDT | Excessive Heat Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 4 days |
| Jul 20, 5:09 AM CDT | Flash Flood Warning | DVN | Henderson | 6 hr |
Nearby
Flash Flood Warnings in Illinois, 2016Every flash flood warning in 2016
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.