Alert archive / Illinois / Special Weather Statements in 2012
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Sep 21, 2012, 9:20 PM CDT for Lawrence County, Illinois. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 21, 2012, 9:20 PM CDT (02:20 UTC)
- Expired
- Sep 21, 2012, 10:15 PM CDT
- In force
- 55 min
- Issued by
- NWS Lincoln, IL
County Lawrence County, IL
The radar
The Evansville,IN radar (KVWX), 48 km from the middle of the area, began a volume at 02:20 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, 2.3 hours before the alert went out and 185 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
- 11 J/kg
- Mixed-layer CIN
- -153 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Sep 21, 8:49 PM CDT, 31 minutes earlier.
Area forecast discussion, Sep 21, 8:49 PM CDT, 31 minutes before
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</html>Hazardous weather outlook, Sep 21, 3:25 PM CDT, 5 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 325 PM CDT FRI SEP 21 2012 ILZ027>030-036-040-041-047>051-221200- CASS-FULTON-KNOX-MARSHALL-MASON-MENARD-MORGAN-PEORIA-SANGAMON- SCHUYLER-SCOTT-STARK- 325 PM CDT FRI SEP 21 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT A LOW PRESSURE SYSTEM WILL PASS FROM WESTERN ILLINOIS TO SOUTHEASTERN ILLINOIS TONIGHT. A FEW ISOLATED THUNDERSTORMS WILL BE POSSIBLE THIS EVENING. THE THUNDERSTORMS THAT DEVELOP ARE NOT EXPECTED TO BE SEVERE. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS WILL BE POSSIBLE AGAIN FROM TUESDAY INTO WEDNESDAY AS THE NEXT SYSTEM MOVES ACROSS THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT. ILZ031-037-038-042>046-052>057-061>063-066>068-071>073-221200- CHAMPAIGN-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DE WITT- DOUGLAS-EDGAR-EFFINGHAM-JASPER-LAWRENCE-LOGAN-MACON-MCLEAN- MOULTRIE-PIATT-RICHLAND-SHELBY-TAZEWELL-VERMILION-WOODFORD- 325 PM CDT FRI SEP 21 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT A LOW PRESSURE SYSTEM WILL PASS FROM WESTERN ILLINOIS TO SOUTHEASTERN ILLINOIS TONIGHT. SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THE EVENING HOURS. THERE IS A SLIGHT RISK OF SEVERE STORMS...WITH THE MAIN THREAT BEING FOR LARGE HAIL WITH SOME STORMS POSSIBLY PRODUCING DAMAGING WINDS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THUNDERSTORMS WILL BE POSSIBLE AGAIN FROM TUESDAY INTO WEDNESDAY AS THE NEXT SYSTEM MOVES ACROSS THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS EVENING. GOETSCH
In the hours before
Special weather statement, Sep 21, 6:37 PM CDT, 2 hours 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
637 PM CDT FRI SEP 21 2012
ILZ056-057-062-063-220030-
CLARK-COLES-CUMBERLAND-EDGAR-
637 PM CDT FRI SEP 21 2012
...SIGNIFICANT WEATHER ADVISORY FOR CLARK...NORTHEASTERN
CUMBERLAND...SOUTHEASTERN COLES AND SOUTHERN EDGAR COUNTIES UNTIL 730
PM CDT...
AT 635 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR JANESVILLE...OR 7 MILES NORTH OF TOLEDO...
MOVING EAST AT 35 MPH.
PENNY SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS
STORM.
LOCATIONS IMPACTED INCLUDE...
WESTFIELD...
CASEY...
MARTINSVILLE...
CLARKSVILLE...
MARSHALL...
OLIVER...
OTHER LOCATIONS AFFECTED INCLUDE...FOX RIDGE STATE PARK...UNION
CENTER...HUTTON AND LINCOLN TRAIL STATE PARK.
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 3933 8759 3931 8761 3930 8759 3929 8759
3929 8761 3926 8760 3922 8760 3929 8831
3946 8833 3953 8756
TIME...MOT...LOC 2337Z 266DEG 32KT 3938 8820
SMITHSpecial weather statement, Sep 21, 7:04 PM CDT, 2 hours 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 704 PM CDT FRI SEP 21 2012 ILZ055-056-062-063-220045- CLARK-COLES-CUMBERLAND-DOUGLAS- 704 PM CDT FRI SEP 21 2012 ...SIGNIFICANT WEATHER ADVISORY FOR COLES...NORTHEASTERN CUMBERLAND...NORTHWESTERN CLARK AND SOUTHERN DOUGLAS COUNTIES UNTIL 745 PM CDT... AT 702 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR MATTOON...MOVING EAST AT 35 MPH. ANOTHER STRONG THUNDERSTORM WAS LOCATED NEAR HUMBOLDT...MOVING EAST AT 35 MPH. PENNY SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THESE STORMS. LOCATIONS IMPACTED INCLUDE... LERNA... CHARLESTON... WESTFIELD... ASHMORE... OTHER LOCATIONS AFFECTED INCLUDE...COLES COUNTY AIRPORT...FOX RIDGE STATE PARK AND HUTTON. 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 3963 8796 3932 8802 3942 8844 3966 8829 TIME...MOT...LOC 0003Z 271DEG 31KT 3946 8837 SMITH
Special weather statement, Sep 21, 7:47 PM CDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
747 PM CDT FRI SEP 21 2012
ILZ063-220115-
CLARK-
747 PM CDT FRI SEP 21 2012
...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN CLARK COUNTY UNTIL 815
PM CDT...
AT 746 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR MARTINSVILLE...OR 11 MILES WEST OF
MARSHALL...MOVING EAST AT 40 MPH.
PENNY SIZE HAIL...AND WINDS AROUND 50 MPH ARE EXPECTED WITH THIS
STORM.
LOCATIONS IMPACTED INCLUDE...
CLARKSVILLE...
MARSHALL...
DENNISON...
OTHER LOCATIONS AFFECTED INCLUDE...LINCOLN TRAIL STATE PARK AND
DARWIN.
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 3935 8754 3933 8755 3933 8759 3931 8761
3930 8759 3929 8761 3926 8760 3928 8800
3946 8799 3948 8753 3935 8752
TIME...MOT...LOC 0047Z 271DEG 35KT 3938 8789
SMITHLocal storm report, Sep 21, 7:56 PM CDT, 1 hour 24 minutes before
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</html>Local storm report, Sep 21, 8:51 PM CDT, 29 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 |
|---|---|---|---|---|
| Sep 21, 7:04 PM CDT | Special Weather Statement | ILX | Coles | 41 min |
| Sep 21, 7:09 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 36 min |
| Sep 21, 7:47 PM CDT | Special Weather Statement | ILX | Clark | 28 min |
| Sep 21, 7:49 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 26 min |
| Sep 22, 3:03 AM CDT | Freeze Watch | ILX | Fulton, Knox, Stark | 12 hr |
| Sep 22, 3:22 PM CDT | Frost Advisory | ILX | Cass, Champaign, DeWitt, Fulton, Knox, Logan and 15 more | 17 hr |
Nearby
Special Weather Statements in Illinois, 2012Every special weather statement in 2012
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.