Alert archive / Illinois / Special Weather Statements in 2012
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Apr 15, 2012, 8:34 PM CDT for Tazewell County, Illinois. It was in force for 26 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
- Apr 15, 2012, 8:34 PM CDT (01:34 UTC)
- Expired
- Apr 15, 2012, 9:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Lincoln, IL
County Tazewell County, IL
The radar
The Lincoln radar (KILX), 54 km from the middle of the area, began a volume at 01:36 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
Green Bay/Straub, WI (KGRB), launched 00:00Z, 1.6 hours before the alert went out and 465 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
- 744 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 971 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 329 m²/s²
- 0-3 km storm-relative helicity
- 519 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 12.4
The text
As transmitted, in the capitals the NWS used until 2016.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</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 Apr 15, 6:33 PM CDT, 2 hours 1 minute earlier.
Area forecast discussion, Apr 15, 6:33 PM CDT, 2 hours 1 minute before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Apr 15, 3:14 PM CDT, 5 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LINCOLN IL 314 PM CDT SUN APR 15 2012 ILZ027>031-036>038-040>043-047>053-161100- CASS-CHRISTIAN-DE WITT-FULTON-KNOX-LOGAN-MACON-MARSHALL-MASON- MCLEAN-MENARD-MORGAN-PEORIA-SANGAMON-SCHUYLER-SCOTT-STARK- TAZEWELL-WOODFORD- 314 PM CDT SUN APR 15 2012 ...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT DEEP LOW PRESSURE OVER NORTHEAST NEBRASKA WILL TRACK NORTHEAST INTO NORTHERN WISCONSIN BY MIDNIGHT. THE TIGHT PRESSURE GRADIENT ASSOCIATED WITH THE STORM SYSTEM WILL PRODUCE STRONG WINDS OVER PARTS OF CENTRAL ILLINOIS. SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH WITH OCCASIONAL GUSTS OF 35 TO 45 MPH WILL BE COMMON OVER THE AREA INTO MID EVENING. A COLD FRONT IS FORECAST TO SWEEP ACROSS THE AREA LATER THIS EVENING BRINGING WITH IT ANOTHER ROUND OF THUNDERSTORMS TO PARTS OF CENTRAL ILLINOIS. THE COMBINATION OF INSTABILITY AND STRONG DEEP LAYERED SHEAR WILL PROVIDE A SLIGHT CHANCE OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND EVENING. PRESENT INDICATIONS SUGGEST THE PRIMARY TIME FRAME FOR THE THUNDERSTORMS WILL BE FROM 5 PM UNTIL 9 PM THIS EVENING. THE MAIN THREAT FROM THE THUNDERSTORMS WILL BE WITH DAMAGING WIND GUSTS AND LARGE HAIL...WITH ISOLATED TORNADOES POSSIBLE. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THERE WILL BE ANOTHER CHANCE FOR THUNDERSTORMS WEDNESDAY AFTERNOON THROUGH FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE REQUIRED FROM 5 PM THROUGH 9 PM THIS EVENING. ILZ044>046-054>057-061>063-066>068-071>073-161100- CHAMPAIGN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DOUGLAS-EDGAR- EFFINGHAM-JASPER-LAWRENCE-MOULTRIE-PIATT-RICHLAND-SHELBY- VERMILION- 314 PM CDT SUN APR 15 2012 ...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT DEEP LOW PRESSURE OVER NORTHEAST NEBRASKA WILL TRACK NORTHEAST INTO NORTHERN WISCONSIN BY MIDNIGHT. THE TIGHT PRESSURE GRADIENT ASSOCIATED WITH THE STORM SYSTEM WILL PRODUCE STRONG WINDS ACROSS THE AREA TODAY. SOUTH TO SOUTHWEST WINDS OF 20 TO 30 MPH WITH OCCASIONAL GUSTS OF 35 TO 45 MPH WILL BE COMMON INTO THIS EVENING. A COLD FRONT IS FORECAST TO SWEEP ACROSS THE AREA OVERNIGHT BRINGING WITH IT A ROUND OF THUNDERSTORMS. THE COMBINATION OF INSTABILITY AND STRONG DEEP LAYERED SHEAR WILL PROVIDE A SLIGHT CHANCE OF SEVERE THUNDERSTORMS MAINLY DURING MID EVENING INTO EARLY OVERNIGHT. PRESENT INDICATIONS SUGGEST THE PRIMARY TIME FRAME FOR THE THUNDERSTORMS WILL BE FROM 8 PM UNTIL 1 AM. THE MAIN THREAT FROM THE THUNDERSTORMS WILL BE WITH DAMAGING WIND GUSTS AND LARGE HAIL...WITH ISOLATED TORNADOES POSSIBLE. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THERE WILL BE ANOTHER CHANCE FOR THUNDERSTORMS WEDNESDAY NIGHT THROUGH FRIDAY EVENING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE REQUIRED FROM 8 PM UNTIL 1 AM TONIGHT. 07
In the hours before
Special weather statement, Apr 15, 7:28 PM CDT, 1 hour 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LINCOLN IL
728 PM CDT SUN APR 15 2012
ILZ036-040-160100-
FULTON-SCHUYLER-
728 PM CDT SUN APR 15 2012
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL SCHUYLER AND FULTON
COUNTIES UNTIL 800 PM CDT...
AT 726 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR RUSHVILLE...MOVING NORTHEAST AT 80 MPH.
WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
VERMONT...
IPAVA...
CUBA...
FAIRVIEW...
LONDON MILLS...
FARMINGTON...
OTHER LOCATIONS AFFECTED INCLUDE...RAY...TABLE GROVE...BERNADOTTE...
MARIETTA...SMITHFIELD AND ELLISVILLE.
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 4028 9063 4029 9045 4049 9045 4071 9026
4071 8999 4063 8999 4001 9058 4008 9071
4010 9071 4011 9077
TIME...MOT...LOC 0028Z 214DEG 68KT 4016 9059
BAKLocal storm report, Apr 15, 8:09 PM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
809 PM CDT SUN APR 15 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1127 AM NON-TSTM WND DMG CLINTON 40.15N 88.96W
04/15/2012 DE WITT IL TRAINED SPOTTER
DELAYED REPORT...8-9 INCH DIAMETER TREE BRANCH SPLIT AWAY
FROM MAIN TREE TRUCK DUE TO NON-THUNDERSTORM WIND GUST.
&&
LAUFENBERGLocal storm report, Apr 15, 8:11 PM CDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LINCOLN IL
811 PM CDT SUN APR 15 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1127 AM NON-TSTM WND DMG CLINTON 40.15N 88.96W
04/15/2012 DE WITT IL TRAINED SPOTTER
DELAYED REPORT...8-9 INCH DIAMETER TREE BRANCH SPLIT AWAY
FROM MAIN TREE TRUNK DUE TO NON-THUNDERSTORM WIND GUST.
&&
LAUFENBERGSpecial weather statement, Apr 15, 8:34 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 834 PM CDT SUN APR 15 2012 ILZ029-036-037-041-160200- FULTON-MASON-PEORIA-TAZEWELL- 834 PM CDT SUN APR 15 2012 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN FULTON...SOUTHERN PEORIA...WESTERN MASON AND WESTERN TAZEWELL COUNTIES UNTIL 900 PM CDT... AT 831 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR HAVANA...MOVING NORTHEAST AT 60 MPH. WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... MANITO... GLASFORD... SOUTH PEKIN... PEKIN... MARQUETTE HEIGHTS... BARTONVILLE... OTHER LOCATIONS AFFECTED INCLUDE...CHATAUQUA PARK...POPLAR CITY... LIVERPOOL...TOPEKA...GOOFY RIDGE AND FOREST CITY. 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 4072 8962 4055 8942 4015 9007 4029 9022 TIME...MOT...LOC 0134Z 229DEG 52KT 4028 9006 BAK
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:28 PM CDT | Special Weather Statement | ILX | Fulton, Schuyler | 32 min |
| Apr 16, 2:09 AM CDT | Special Weather Statement | ILX | Lawrence | 36 min |
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.