Alert archive / Illinois / Flash Flood Warnings in 2020
Flash Flood Warning 13, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Jun 21, 2020, 2:39 PM CDT for Schuyler 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
- Jun 21, 2020, 2:39 PM CDT (19:39 UTC)
- Expired
- Jun 21, 2020, 5:45 PM CDT
- In force
- 3 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
County Schuyler County, IL
The radar
The Lincoln radar (KILX), 125 km from the middle of the area, began a volume at 19:41 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
Davenport, (KDVN), launched 12:00Z, 7.7 hours before the alert went out and 159 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
- 807 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 896 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted.
454
WGUS53 KILX 211939
FFWILX
ILC169-212245-
/O.NEW.KILX.FF.W.0013.200621T1939Z-200621T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lincoln IL
239 PM CDT Sun Jun 21 2020
The National Weather Service in Lincoln has issued a
* Flash Flood Warning for...
Northwestern Schuyler County in west central Illinois...
* Until 545 PM CDT.
* At 238 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to two inches of rain have
already fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flooding of small creeks and streams, highways, streets
and underpasses as well as other drainage and low lying
areas.
* Some locations that will experience flooding include...
Huntsville, Camden and Weinberg King State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4028 9089 4028 9079 4027 9069 4010 9070
4011 9072 4010 9090 4029 9091
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-3 INCHES IN 1 HOUR
$$
Barker1 follow-up statement
226
WGUS73 KILX 212237
FFSILX
Flash Flood Statement
National Weather Service Lincoln IL
537 PM CDT Sun Jun 21 2020
ILC169-212247-
/O.EXP.KILX.FF.W.0013.000000T0000Z-200621T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Schuyler-
537 PM CDT Sun Jun 21 2020
...THE FLASH FLOOD WARNING FOR NORTHWESTERN SCHUYLER COUNTY WILL
EXPIRE AT 545 PM CDT...
The heavy rain has ended and flood waters are receded. Flooding is
no longer expected to pose a threat. Please continue to heed any
remaining road closures.
LAT...LON 4028 9089 4028 9079 4027 9069 4010 9070
4011 9072 4010 9090 4029 9091
$$
37The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 4:41 PM CDT | Special Weather Statement | ILX | Stark | 34 min |
| Jun 21, 4:48 PM CDT | Special Weather Statement | ILX | Livingston | 27 min |
| Jun 21, 5:24 PM CDT | Special Weather Statement | ILX | Marshall | 36 min |
| Jun 21, 5:42 PM CDT | Special Weather Statement | ILX | Livingston | 33 min |
| Jun 21, 6:04 PM CDT | Special Weather Statement | ILX | McLean | 26 min |
| Jun 21, 6:07 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 38 min |
| Jun 21, 6:28 PM CDT | Flash Flood Warning | ILX | Woodford | 3 hr |
Nearby
Flash Flood Warnings in Illinois, 2020Every flash flood warning in 2020
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.