Alert archive / Illinois / Flash Flood Warnings in 2021
Flash Flood Warning 13, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Jul 11, 2021, 3:31 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
- Jul 11, 2021, 3:31 PM CDT (20:31 UTC)
- Expired
- Jul 11, 2021, 6:17 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), 118 km from the middle of the area, began a volume at 20:30 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, 8.5 hours before the alert went out and 165 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
- 10 J/kg
- Mixed-layer CIN
- -364 J/kg
- Mixed-layer LCL
- 532 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
730
WGUS53 KILX 112031
FFWILX
ILC169-120230-
/O.NEW.KILX.FF.W.0013.210711T2031Z-210712T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lincoln IL
331 PM CDT Sun Jul 11 2021
The National Weather Service in Lincoln has issued a
* Flash Flood Warning for...
Northwestern Schuyler County in west central Illinois...
* Until 930 PM CDT.
* At 331 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Huntsville, Camden and Weinberg King State Park.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't 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 4028 9067 4010 9059 4004 9068 4008 9067
4008 9069 4009 9071 4010 9070 4010 9091
4028 9091
FLASH FLOOD...RADAR INDICATED
$$
Shimon1 follow-up statement
056
WGUS73 KILX 112317
FFSILX
Flash Flood Statement
National Weather Service Lincoln IL
617 PM CDT Sun Jul 11 2021
ILC169-112327-
/O.CAN.KILX.FF.W.0013.000000T0000Z-210712T0230Z/
Schuyler IL-
617 PM CDT Sun Jul 11 2021
...FLASH FLOOD WARNING IS CANCELLED FOR WESTERN SCHUYLER COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 4028 9067 4010 9059 4004 9068 4008 9067
4008 9069 4009 9071 4010 9070 4010 9091
4028 9091
$$
MJAThe office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 5:07 PM CDT | Flash Flood Warning | ILX | Logan, Mason, Menard | 6 hr |
| Jul 11, 6:00 PM CDT | Flash Flood Warning | ILX | Logan | 5 hr |
Nearby
Flash Flood Warnings in Illinois, 2021Every flash flood warning in 2021
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.