Alert archive / Illinois / Excessive Heat Warnings in 2014
Excessive Heat Warning 1, NWS Lincoln, IL
NWS Lincoln, IL issued this excessive heat warning at Aug 24, 2014, 3:00 AM CDT for 19 counties in Illinois. It was in force for 64 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
- Aug 24, 2014, 3:00 AM CDT (08:00 UTC)
- Expired
- Aug 26, 2014, 7:00 PM CDT
- In force
- 64 hr
- Issued by
- NWS Lincoln, IL
Counties Cass County, IL, Christian County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Logan County, IL, Macon County, IL, Menard County, IL, Morgan County, IL, Moultrie County, IL, Richland County, IL, Sangamon County, IL, Scott County, IL, Shelby County, IL
The radar
The Lincoln radar (KILX), 90 km from the middle of the area, began a volume at 08:05 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 00:00Z, 8.0 hours before the alert went out and 84 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
- 2124 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 1036 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 95 m²/s²
- 0-3 km storm-relative helicity
- 207 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 8.1
What forecasters said that day
The local office's own words before this excessive heat 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 excessive heat warning went out at Aug 24, 2:52 AM CDT, 8 minutes earlier.
Area forecast discussion, Aug 24, 2:52 AM CDT, 8 minutes before
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</html>Hazardous weather outlook, Aug 23, 3:21 PM CDT, 11 hours 39 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 321 PM CDT SAT AUG 23 2014 ILZ027>031-037-038-043-241100- DE WITT-KNOX-MARSHALL-MCLEAN-PEORIA-STARK-TAZEWELL-WOODFORD- 321 PM CDT SAT AUG 23 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HOT AND HUMID CONDITIONS WILL PREVAIL INTO EARLY NEXT WEEK. HIGH TEMPERATURES WILL CLIMB INTO THE LOWER 90S AND PEAK HEAT INDEX VALUES WILL RISE ABOVE THE 100 DEGREE MARK SUNDAY THROUGH TUESDAY. THUNDERSTORM CHANCES RETURN TUESDAY THROUGH THURSDAY...AS THE HEAT DIMINISHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. ILZ036-040-041-241100- FULTON-MASON-SCHUYLER- 321 PM CDT SAT AUG 23 2014 ...HEAT ADVISORY IN EFFECT FROM NOON SUNDAY TO 7 PM CDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HOT AND HUMID CONDITIONS WILL PREVAIL INTO EARLY NEXT WEEK. HIGH TEMPERATURES WILL CLIMB INTO THE LOWER 90S AND PEAK HEAT INDEX VALUES WILL RISE ABOVE THE 100 DEGREE MARK SUNDAY THROUGH TUESDAY. THUNDERSTORM CHANCES RETURN TUESDAY THROUGH THURSDAY...AS THE HEAT DIMINISHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. ILZ044>046-055-057-241100- CHAMPAIGN-DOUGLAS-EDGAR-PIATT-VERMILION- 321 PM CDT SAT AUG 23 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS AND EAST CENTRAL ILLINOIS. .DAY ONE...TONIGHT A CLUSTER OF THUNDERSTORMS WITH FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL WILL EXIT EAST-CENTRAL ILLINOIS LATE THIS AFTERNOON. ONLY ISOLATED THUNDERSTORMS WILL LINGER INTO THE EVENING HOURS. SEVERE WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HOT AND HUMID CONDITIONS WILL PREVAIL INTO EARLY NEXT WEEK. HIGH TEMPERATURES WILL CLIMB INTO THE LOWER 90S AND PEAK HEAT INDEX VALUES WILL RISE ABOVE THE 100 DEGREE MARK SUNDAY THROUGH TUESDAY. THUNDERSTORM CHANCES RETURN TUESDAY THROUGH THURSDAY...AS THE HEAT DIMINISHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. ILZ042-047>054-056-061>063-066>068-071>073-241100- CASS-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-EFFINGHAM- JASPER-LAWRENCE-LOGAN-MACON-MENARD-MORGAN-MOULTRIE-RICHLAND- SANGAMON-SCOTT-SHELBY- 321 PM CDT SAT AUG 23 2014 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT ISOLATED THUNDERSTORMS WILL BE POSSIBLE THIS EVENING...HOWEVER SEVERE WEATHER IS NOT EXPECTED. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY HOT AND HUMID CONDITIONS WILL CONTINUE THROUGH EARLY NEXT WEEK. HIGH TEMPERATURES WILL CLIMB INTO THE LOWER TO MIDDLE 90S WITH PEAK HEAT INDEX VALUES AROUND 105 DEGREES FROM SUNDAY THROUGH MONDAY. THUNDERSTORM CHANCES RETURN WEDNESDAY THROUGH THURSDAY NIGHT...AS THE HEAT DIMINISHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. BARNES
In the hours before
Local storm report, Aug 23, 9:14 PM CDT, 5 hours 46 minutes before
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</html>The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 7:21 PM CDT | Special Weather Statement | ILX | Clay | 54 min |
| Aug 23, 7:23 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 52 min |
Nearby
Excessive Heat Warnings in Illinois, 2014Every excessive heat warning in 2014
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.