Alert archive / Illinois / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 175, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Oct 24, 2010, 7:55 PM CDT for Logan County, Menard County, Sangamon County, Illinois. It was in force for 50 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
- Oct 24, 2010, 7:55 PM CDT (00:55 UTC)
- Expired
- Oct 24, 2010, 8:45 PM CDT
- In force
- 50 min
- Issued by
- NWS Lincoln, IL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Logan County, IL, Menard County, IL, Sangamon County, IL
The radar
The Lincoln radar (KILX), 31 km from the middle of the area, began a volume at 00:55 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, 0.9 hours before the alert went out and 88 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
- 746 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1140 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.8
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 Oct 24, 6:13 PM CDT, 1 hour 42 minutes earlier.
Area forecast discussion, Oct 24, 6:13 PM CDT, 1 hour 42 minutes before
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</html>Hazardous weather outlook, Oct 24, 3:37 PM CDT, 4 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 337 PM CDT SUN OCT 24 2010 ILZ027>030-036-040-251100- FULTON-KNOX-MARSHALL-PEORIA-SCHUYLER-STARK- 337 PM CDT SUN OCT 24 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS WILL DEVELOP THIS EVENING IN ADVANCE OF AN UPPER LEVEL DISTURBANCE APPROACHING FROM THE SOUTHWEST. DESPITE GOOD UPPER DYNAMICS IN PLACE...THE ATMOSPHERE WILL REMAIN TOO STABLE TO SUPPORT WIDESPREAD SEVERE WEATHER. A FEW OF THE STORMS COULD PRODUCE GUSTY WINDS AND SMALL HAIL BEFORE DIMINISHING BY MID TO LATE EVENING. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A STRONG COLD FRONT WILL APPROACH FROM THE WEST MONDAY NIGHT INTO TUESDAY MORNING...BRINGING ANOTHER ROUND OF THUNDERSTORMS TO THE AREA. SOME OF THE STORMS COULD BECOME SEVERE...WITH DAMAGING WINDS BEING THE PRIMARY THREAT. ONCE THE FRONT CLEARS THE AREA...VERY WINDY CONDITIONS WILL DEVELOP ON TUESDAY. SUSTAINED WINDS IN THE 25 TO 35 MPH RANGE WILL BE COMMON...WITH GUSTS IN EXCESS OF 40 MPH AT TIMES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. ILZ031-037-038-041>057-061>063-066>068-071>073-251100- CASS-CHAMPAIGN-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND- DE WITT-DOUGLAS-EDGAR-EFFINGHAM-JASPER-LAWRENCE-LOGAN-MACON-MASON- MCLEAN-MENARD-MORGAN-MOULTRIE-PIATT-RICHLAND-SANGAMON-SCOTT- SHELBY-TAZEWELL-VERMILION-WOODFORD- 337 PM CDT SUN OCT 24 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS WILL DEVELOP THIS EVENING IN ADVANCE OF AN UPPER LEVEL DISTURBANCE APPROACHING FROM THE SOUTHWEST. A FEW OF THE STORMS COULD BECOME SEVERE...WITH DAMAGING WINDS AND HAIL. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A STRONG COLD FRONT WILL APPROACH FROM THE WEST MONDAY NIGHT INTO TUESDAY...BRINGING ANOTHER ROUND OF THUNDERSTORMS TO THE AREA. STRONG THUNDERSTORMS WILL BE POSSIBLE...WITH DAMAGING WINDS BEING THE PRIMARY THREAT. ONCE THE FRONT CLEARS THE AREA...VERY WINDY CONDITIONS WILL DEVELOP ON TUESDAY. SUSTAINED WINDS IN THE 25 TO 35 MPH RANGE WILL BE COMMON...WITH GUSTS IN EXCESS OF 40 MPH AT TIMES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THROUGH 10 PM. BARNES
In the hours before
Special weather statement, Oct 24, 3:03 PM CDT, 4 hours 52 minutes before
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</html>Local storm report, Oct 24, 6:43 PM CDT, 1 hour 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
643 PM CDT SUN OCT 24 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0615 PM HAIL EAST PEORIA 40.67N 89.55W
10/24/2010 M0.25 INCH TAZEWELL IL BROADCAST MEDIA
PEA SIZE HAIL REPORTED AT THE STUDIOS OF WEEK/WHOI IN
EAST PEORIA.
&&
SMITHSpecial weather statement, Oct 24, 7:41 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 741 PM CDT SUN OCT 24 2010 ILZ048-051-250130- MENARD-SANGAMON- 741 PM CDT SUN OCT 24 2010 ...SIGNIFICANT WEATHER ALERT FOR EASTERN MENARD AND NORTHWESTERN SANGAMON COUNTIES UNTIL 830 PM CDT... AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 6 MILES NORTHWEST OF NEW BERLIN...OR 14 MILES EAST OF JACKSONVILLE...MOVING NORTHEAST AT 35 MPH. PENNY SIZE HAIL IS EXPECTED WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... PLEASANT PLAINS... ATHENS... SHERMAN... OTHER LOCATIONS AFFECTED INCLUDE...BERLIN...FARMINGDALE... SALISBURY...CAPITAL AIRPORT...CANTRALL AND FANCY PRAIRIE. PEOPLE NEAR THESE LOCATIONS SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS...AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN. LAT...LON 4012 8973 3987 8949 3972 8998 3987 8999 TIME...MOT...LOC 0041Z 236DEG 29KT 3981 8995 BARNES
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 24, 7:41 PM CDT | Special Weather Statement | ILX | Menard | 49 min |
| Oct 24, 8:49 PM CDT | Special Weather Statement | ILX | Sangamon | 56 min |
| Oct 24, 9:01 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Logan, Macon, Sangamon | 44 min |
| Oct 24, 9:38 PM CDT | Severe Thunderstorm Warning | ILX | Christian, DeWitt, Logan, Macon, Piatt, Sangamon | 52 min |
| Oct 24, 10:30 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, DeWitt, Macon, Piatt | 60 min |
| Oct 24, 11:05 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 40 min |
| Oct 24, 11:45 PM CDT | Areal Flood Advisory | ILX | Champaign, Piatt | 4 hr |
| Oct 25, 3:08 AM CDT | Wind Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 40 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.