Alert archive / Illinois / Areal Flood Warnings in 2011
Areal Flood Warning 20, NWS Lincoln, IL
NWS Lincoln, IL issued this areal flood warning at Jun 19, 2011, 6:34 PM CDT for Morgan County, 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
- Jun 19, 2011, 6:34 PM CDT (23:34 UTC)
- Expired
- Jun 20, 2011, 6:30 AM CDT
- In force
- 12 hr
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Flood severity
- None
County Morgan County, IL
The radar
The Lincoln radar (KILX), 88 km from the middle of the area, began a volume at 23:31 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, 11.6 hours before the alert went out and 145 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
- 919 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 497 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Jun 19, 6:15 PM CDT, 19 minutes earlier.
Area forecast discussion, Jun 19, 6:15 PM CDT, 19 minutes before
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</html>Hazardous weather outlook, Jun 19, 3:22 PM CDT, 3 hours 12 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 322 PM CDT SUN JUN 19 2011 ILZ040-047-049-050-201100- CASS-MORGAN-SCHUYLER-SCOTT- 322 PM CDT SUN JUN 19 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT A LARGE AREA OF STORMS IS EXPECTED TO DEVELOP THIS EVENING OUT WEST AND THEN MOVE EAST INTO THE AREA LATER IN THE EVENING AND INTO THE OVERNIGHT HOURS. SOME OF THE STORMS THAT MOVE INTO THE AREA COULD BE SEVERE WITH DAMAGING WINDS AND LARGE HAIL POSSIBLE. FLOODING WILL CONTINUE ALONG THE ILLINOIS RIVER FROM PEORIA AND DOWN STREAM FOR THE NEXT SEVERAL DAYS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY STORMS OVERNIGHT WILL CONTINUE INTO MONDAY MORNING BEFORE ENDING BY AFTERNOON. SOME OF THESE EARLY MORNING STORMS COULD STILL BE SEVERE. THEN DRY WEATHER IS EXPECTED FOR MONDAY AFTERNOON. THEN A STRONG COLD FRONT WILL MOVE INTO THE AREA TUESDAY AND BRING ANOTHER ROUND OF THUNDERSTORMS FOR TUESDAY AND TUESDAY NIGHT. SOME OF THESE STORMS COULD BE SEVERE...WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE...MAINLY IN THE AFTERNOON AND EVENING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED DURING THE OVERNIGHT HOURS. ILZ038-042>046-048-052>057-061>063-066>068-071>073-201100- CHAMPAIGN-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DE WITT- DOUGLAS-EDGAR-EFFINGHAM-JASPER-LAWRENCE-LOGAN-MACON-MCLEAN-MENARD- MOULTRIE-PIATT-RICHLAND-SHELBY-VERMILION- 322 PM CDT SUN JUN 19 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT A LARGE AREA OF STORMS IS EXPECTED TO DEVELOP THIS EVENING OUT WEST AND THEN MOVE EAST INTO THE AREA LATER IN THE EVENING AND INTO THE OVERNIGHT HOURS. STORMS ARE NOT EXPECTED TO REACH SEVERE CRITERIA. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY STORMS OVERNIGHT WILL CONTINUE INTO MONDAY MORNING BEFORE ENDING BY AFTERNOON. SOME OF THESE EARLY MORNING STORMS COULD STILL BE SEVERE. THEN DRY WEATHER IS EXPECTED FOR MONDAY AFTERNOON. THEN A STRONG COLD FRONT WILL MOVE INTO THE AREA TUESDAY AND BRING ANOTHER ROUND OF THUNDERSTORMS FOR TUESDAY AND TUESDAY NIGHT. SOME OF THESE STORMS COULD BE SEVERE...WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE...MAINLY IN THE AFTERNOON AND EVENING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED DURING THE OVERNIGHT HOURS. ILZ051-201100- SANGAMON- 322 PM CDT SUN JUN 19 2011 ...FLASH FLOOD WATCH IN EFFECT THROUGH MONDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT A LARGE AREA OF STORMS IS EXPECTED TO DEVELOP THIS EVENING OUT WEST AND THEN MOVE EAST INTO THE AREA LATER IN THE EVENING AND INTO THE OVERNIGHT HOURS. STORMS ARE NOT EXPECTED TO REACH SEVERE CRITERIA. FLASH FLOODING CONCERNS CONTINUE FOR AREAS DOWNSTREAM OF THE SPAULDING DAM ON LAKE SPRINGFIELD DUE TO INCREASED RELEASE. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY STORMS OVERNIGHT WILL CONTINUE INTO MONDAY MORNING BEFORE ENDING BY AFTERNOON. SOME OF THESE EARLY MORNING STORMS COULD STILL BE SEVERE. THEN DRY WEATHER IS EXPECTED FOR MONDAY AFTERNOON. THEN A STRONG COLD FRONT WILL MOVE INTO THE AREA TUESDAY AND BRING ANOTHER ROUND OF THUNDERSTORMS FOR TUESDAY AND TUESDAY NIGHT. SOME OF THESE STORMS COULD BE SEVERE...WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE...MAINLY IN THE AFTERNOON AND EVENING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED DURING THE OVERNIGHT HOURS. ILZ027>031-036-037-041-201100- FULTON-KNOX-MARSHALL-MASON-PEORIA-STARK-TAZEWELL-WOODFORD- 322 PM CDT SUN JUN 19 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT A LARGE AREA OF STORMS IS EXPECTED TO DEVELOP THIS EVENING OUT WEST AND THEN MOVE EAST INTO THE AREA LATER IN THE EVENING AND INTO THE OVERNIGHT HOURS. STORMS ARE NOT EXPECTED TO REACH SEVERE CRITERIA. FLOODING WILL CONTINUE ALONG THE ILLINOIS RIVER FROM PEORIA AND DOWN STREAM FOR THE NEXT SEVERAL DAYS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY STORMS OVERNIGHT WILL CONTINUE INTO MONDAY MORNING BEFORE ENDING BY AFTERNOON. SOME OF THESE EARLY MORNING STORMS COULD STILL BE SEVERE. THEN DRY WEATHER IS EXPECTED FOR MONDAY AFTERNOON. THEN A STRONG COLD FRONT WILL MOVE INTO THE AREA TUESDAY AND BRING ANOTHER ROUND OF THUNDERSTORMS FOR TUESDAY AND TUESDAY NIGHT. SOME OF THESE STORMS COULD BE SEVERE...WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE...MAINLY IN THE AFTERNOON AND EVENING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED DURING THE OVERNIGHT HOURS. HJS
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:25 PM CDT | Flash Flood Warning | ILX | Sangamon | 12 hr |
| Jun 18, 10:33 PM CDT | Areal Flood Warning | ILX | Morgan, Sangamon | 6 hr |
| Jun 19, 1:09 AM CDT | Special Weather Statement | ILX | Morgan, Scott | 66 min |
| Jun 19, 4:34 AM CDT | Flash Flood Warning | ILX | Effingham, Shelby | 9 hr |
| Jun 19, 4:35 AM CDT | Areal Flood Warning | ILX | Morgan, Sangamon | 14 hr |
| Jun 19, 5:24 AM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 36 min |
| Jun 19, 7:16 AM CDT | Flash Flood Warning | ILX | Sangamon | 7 hr |
| Jun 19, 9:16 AM CDT | Flash Flood Warning | ILX | Scott | 12 hr |
| Jun 19, 9:53 AM CDT | Areal Flood Advisory | ILX | Cass, Morgan | 6 hr |
| Jun 19, 10:29 AM CDT | River Flood Warning | ILX | Lawrence | 69 hr |
| Jun 19, 2:29 PM CDT | Flash Flood Watch | ILX | Sangamon | 15 hr |
Nearby
Areal Flood Warnings in Illinois, 2011Every areal flood warning in 2011
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.