Alert archive / Illinois / Areal Flood Warnings in 2019

Areal Flood Warning 2, NWS Lincoln, IL

February 7, 20198 counties in Illinois

NWS Lincoln, IL issued this areal flood warning at Feb 7, 2019, 10:43 AM CST for 8 counties in Illinois. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Feb 7, 2019, 10:43 AM CST (16:43 UTC)
Expired: Feb 7, 2019, 10:45 PM CST
In force: 12 hr
Issued by: NWS Lincoln, IL
Area: Storm-based polygon
Flood severity: None

Counties Clark County, IL, Clay County, IL, Crawford County, IL, Cumberland County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Richland County, IL

The radar

The Evansville,IN radar (KVWX), 87 km from the middle of the area, began a volume at 16:47 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, 4.7 hours before the alert went out and 137 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 812 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 206 m²/s²
0-3 km storm-relative helicity: 305 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lincoln, IL wrote its last area forecast discussion before this areal flood warning went out at Feb 7, 5:20 AM CST, 5 hours 23 minutes earlier.

Area forecast discussion, Feb 7, 5:20 AM CST, 5 hours 23 minutes before

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Hazardous weather outlook, Feb 7, 6:52 AM CST, 3 hours 51 minutes before

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In the hours before

Special weather statement, Feb 7, 7:12 AM CST, 3 hours 31 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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Local storm report, Feb 7, 7:24 AM CST, 3 hours 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
724 AM CST THU FEB 7 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 AM     HEAVY RAIN       JACKSONVILLE            39.73N 90.23W
02/07/2019  M1.12 INCH       MORGAN             IL   CO-OP OBSERVER

            24 HOUR TOTAL

&&

25

Local storm report, Feb 7, 9:21 AM CST, 1 hour 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
921 AM CST THU FEB 7 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 AM     HEAVY RAIN       NEOGA                   39.32N 88.45W
02/07/2019  M1.11 INCH       CUMBERLAND         IL   CO-OP OBSERVER

            24 HOUR TOTAL

&&

25

Local storm report, Feb 7, 10:30 AM CST, 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
1030 AM CST THU FEB 7 2019

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 AM     HEAVY RAIN       4 SSW ALTAMONT          39.00N 88.78W
02/07/2019  M1.52 INCH       EFFINGHAM          IL   COCORAHS

            24 HOUR TOTAL

0700 AM     HEAVY RAIN       2 WNW EFFINGHAM         39.13N 88.59W
02/07/2019  M1.49 INCH       EFFINGHAM          IL   COCORAHS

            24 HOUR TOTAL

0700 AM     HEAVY RAIN       8 W PETERSBURG          40.01N 90.00W
02/07/2019  M1.31 INCH       CASS               IL   COCORAHS

            24 HOUR TOTAL

0700 AM     HEAVY RAIN       5 NNE ARENZVILLE        39.95N 90.34W
02/07/2019  M1.08 INCH       CASS               IL   COCORAHS

            24 HOUR TOTAL

&&

25

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 6, 8:20 PM CST	River Flood Warning	ILX	Cass, Mason	61 hr
Feb 6, 8:53 PM CST	Dense Fog Advisory	ILX	Champaign, Clark, Clay, Coles, Crawford, Cumberland and 11 more	9 hr
Feb 7, 7:52 AM CST	Areal Flood Warning	ILX	Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more	3 hr
Feb 7, 9:38 AM CST	Dense Fog Advisory	ILX	Champaign, Christian, Coles, DeWitt, Douglas, Edgar and 8 more	3 hr
Feb 7, 10:20 AM CST	River Flood Warning	ILX	Crawford, Jasper	10 hr
Feb 7, 12:53 PM CST	Wind Advisory	ILX	Cass, Champaign, DeWitt, Douglas, Edgar, Fulton and 17 more	14 hr
Feb 7, 1:21 PM CST	Wind Chill Advisory	ILX	Fulton, Knox, McLean, Marshall, Peoria, Schuyler and 3 more	21 hr

Nearby

Areal Flood Warnings in Illinois, 2019 Every areal flood warning in 2019

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.