Alert archive / Illinois / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 148, NWS Lincoln, IL

July 19, 2010Coles County, Cumberland County, Douglas County, Illinois

NWS Lincoln, IL issued this severe thunderstorm warning at Jul 19, 2010, 1:55 PM CDT for Coles County, Cumberland County, Douglas County, Illinois. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 19, 2010, 1:55 PM CDT (18:55 UTC)
Expired
Jul 19, 2010, 3:00 PM CDT
In force
65 min
Issued by
NWS Lincoln, IL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Coles County, IL, Cumberland County, IL, Douglas County, IL

The radar

The Lincoln radar (KILX), 118 km from the middle of the area, began a volume at 18:58 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 19, 10:38 AM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.9 hours before the alert went out and 77 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2010-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2010-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
248 J/kg
Mixed-layer CIN
-358 J/kg
Mixed-layer LCL
1088 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
97 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 severe thunderstorm 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 severe thunderstorm warning went out at Jul 19, 12:48 PM CDT, 1 hour 7 minutes earlier.

Area forecast discussion, Jul 19, 12:48 PM CDT, 1 hour 7 minutes before
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Hazardous weather outlook, Jul 19, 11:41 AM CDT, 2 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
1141 AM CDT MON JUL 19 2010

ILZ027>031-036>038-041-201115-
FULTON-KNOX-MARSHALL-MASON-MCLEAN-PEORIA-STARK-TAZEWELL-WOODFORD-
1141 AM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS
AFTERNOON. THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE SOME
DAMAGING WINDS AND LARGE HAIL. LATER TONIGHT...ANOTHER CLUSTER OF
STORMS IS EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE
NORTHERN HALF OF ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH
THE PRIMARY THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS
LIGHTNING. IN ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE
WHICH MAY CAUSE FLOODING. THE MOST LIKELY TIME FRAME FOR THE
STRONGEST STORMS WILL BE DURING THE EARLY MORNING HOURS AFTER
MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. THERE WILL BE A CONTINUED RISK FOR HEAVY RAIN AND
FLOODING...WITH 2 TO 4 INCHES OF RAINFALL POSSIBLE. FLASH FLOODING
WITHIN THUNDERSTORMS MAY OCCUR...ALONG WITH LONGER TERM FLOODING OF
RIVERS AND STREAMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND TONIGHT.

ILZ040-047-049-050-201115-
CASS-MORGAN-SCHUYLER-SCOTT-
1141 AM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS AFTERNOON.
THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE SOME DAMAGING
WINDS AND LARGE HAIL. LATER TONIGHT...ANOTHER CLUSTER OF STORMS IS
EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE NORTHERN HALF OF
ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH THE PRIMARY
THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS LIGHTNING. IN
ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE WHICH MAY CAUSE
FLOODING. THE MOST LIKELY TIME FRAME FOR THE STRONGEST STORMS WILL
BE DURING THE EARLY MORNING HOURS AFTER MIDNIGHT.

THE ILLINOIS RIVER AT HAVANA WILL FALL BELOW FLOOD STAGE THIS
MORNING...HOWEVER FLOODING IS FORECAST TO CONTINUE AT BEARDSTOWN
UNTIL THURSDAY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. DAMAGING WINDS AND VERY HEAVY RAINFALL WILL CONTINUE TO BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND LATE TONIGHT.

ILZ042-043-048-051>053-061-066>068-071>073-201115-
CHRISTIAN-CLAY-CRAWFORD-DE WITT-EFFINGHAM-JASPER-LAWRENCE-LOGAN-
MACON-MENARD-RICHLAND-SANGAMON-SHELBY-
1141 AM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS AND SOUTHEAST ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS
AFTERNOON. THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE SOME
DAMAGING WINDS AND LARGE HAIL. LATER TONIGHT...ANOTHER CLUSTER OF
STORMS IS EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE
NORTHERN HALF OF ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH
THE PRIMARY THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS
LIGHTNING. IN ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE
WHICH MAY CAUSE FLOODING. THE MOST LIKELY TIME FRAME FOR THE
STRONGEST STORMS WILL BE DURING THE EARLY MORNING HOURS AFTER
MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. DAMAGING WINDS AND VERY HEAVY RAINFALL WILL CONTINUE TO BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND LATE TONIGHT.

ILZ044>046-054>057-062-063-201115-
CHAMPAIGN-CLARK-COLES-CUMBERLAND-DOUGLAS-EDGAR-MOULTRIE-PIATT-
VERMILION-
1141 AM CDT MON JUL 19 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
ILLINOIS AND EAST CENTRAL ILLINOIS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS
AFTERNOON. THESE STORMS WILL HAVE THE POTENTIAL TO PRODUCE SOME
DAMAGING WINDS AND LARGE HAIL. LATER TONIGHT...ANOTHER CLUSTER OF
STORMS IS EXPECTED TO DEVELOP OVER IOWA AND MOVE ACROSS THE
NORTHERN HALF OF ILLINOIS. SOME OF THE STORMS MAY BE SEVERE WITH
THE PRIMARY THREATS BEING DAMAGING WINDS AND INTENSE DANGEROUS
LIGHTNING. IN ADDITION...UP TO 2 INCHES OF RAIN WILL BE POSSIBLE
WHICH MAY CAUSE FLOODING. THE MOST LIKELY TIME FRAME FOR THE
STRONGEST STORMS WILL BE DURING THE EARLY MORNING HOURS AFTER
MIDNIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE SAME WEATHER PATTERN WILL CONTINUE INTO MIDWEEK AS A STATIONARY
FRONT LINGERS ACROSS THE MIDWEST. THIS WILL CAUSE SEVERAL PERIODS OF
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE TUESDAY THROUGH
THURSDAY. DAMAGING WINDS AND VERY HEAVY RAINFALL WILL CONTINUE TO BE
THE PRIMARY THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND TONIGHT.

HJS

In the hours before

Local storm report, Jul 19, 12:54 PM CDT, 1 hour 1 minute before
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Local storm report, Jul 19, 1:17 PM CDT, 38 minutes before
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Local storm report, Jul 19, 1:33 PM CDT, 22 minutes before
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Local storm report, Jul 19, 1:39 PM CDT, 16 minutes before
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Local storm report, Jul 19, 1:50 PM CDT, 5 minutes before
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Local storm report, Jul 19, 1:55 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 10:36 AM CDTSpecial Weather StatementILXCass, Mason, Schuyler54 min
Jul 19, 10:54 AM CDTSevere Thunderstorm WarningILXCass, Fulton, Mason, Menard, Schuyler66 min
Jul 19, 11:45 AM CDTSevere Thunderstorm WarningILXMorgan, Scott60 min
Jul 19, 11:59 AM CDTSevere Thunderstorm WarningILXLogan, Menard, Sangamon61 min
Jul 19, 12:26 PM CDTSevere Thunderstorm WarningILXChristian, Sangamon64 min
Jul 19, 1:21 PM CDTSevere Thunderstorm WarningILXChristian, Macon, Moultrie, Piatt, Shelby54 min
Jul 19, 2:06 PM CDTTornado WarningILXColes, Douglas, Moultrie39 min
Jul 19, 2:25 PM CDTSevere Thunderstorm WarningILXClark, Edgar65 min
Jul 19, 2:50 PM CDTSevere Thunderstorm WarningILXCrawford25 min
Jul 19, 3:22 PM CDTSevere Thunderstorm WarningILXLawrence, Richland38 min
Jul 19, 5:43 PM CDTAreal Flood AdvisoryILXCass, Fulton, Logan, Mason, Menard, Schuyler6 hr

Nearby

Severe Thunderstorm Warnings in Illinois, 2010Every severe thunderstorm warning in 2010

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.