Alert archive / Illinois / Special Weather Statements in 2011
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Jul 26, 2011, 6:35 PM CDT for Sangamon 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
- Jul 26, 2011, 6:35 PM CDT (23:35 UTC)
- Expired
- Jul 26, 2011, 7:30 PM CDT
- In force
- 55 min
- Issued by
- NWS Lincoln, IL
County Sangamon County, IL
The radar
The Lincoln radar (KILX), 68 km from the middle of the area, began a volume at 23:37 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 12:00Z, 11.6 hours before the alert went out and 108 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
- 3058 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 766 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
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 Jul 26, 6:05 PM CDT, 30 minutes earlier.
Area forecast discussion, Jul 26, 6:05 PM CDT, 30 minutes before
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</html>Hazardous weather outlook, Jul 26, 4:06 PM CDT, 2 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE LINCOLN IL 406 PM CDT TUE JUL 26 2011 ILZ027>031-036>038-040>043-047-048-271100- CASS-DE WITT-FULTON-KNOX-LOGAN-MARSHALL-MASON-MCLEAN-MENARD- PEORIA-SCHUYLER-STARK-TAZEWELL-WOODFORD- 406 PM CDT TUE JUL 26 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS. .DAY ONE...TONIGHT ISOLATED THUNDERSTORMS WILL OCCUR UNTIL SUNSET. THE SEVERE WEATHER THREAT IS LOW BUT GUSTY WINDS...HEAVY DOWNPOURS... FREQUENT LIGHTNING AND SMALL HAIL ARE POSSIBLE. HEAT INDEX VALUES OF 100 TO 105 DEGREES WILL OCCUR THROUGH EARLY EVENING...IN AREAS WHERE STORMS DO NOT OCCUR. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY HEAT INDEX VALUES OF 100 TO 105 DEGREES ARE LIKELY WEDNESDAY AND THURSDAY AFTERNOONS. THERE IS A RISK OF THUNDERSTORMS THURSDAY THROUGH FRIDAY...AS A COLD FRONT SLOWLY MOVES INTO THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. ILZ044>046-049>057-061>063-066>068-071>073-271100- CHAMPAIGN-CHRISTIAN-CLARK-CLAY-COLES-CRAWFORD-CUMBERLAND-DOUGLAS- EDGAR-EFFINGHAM-JASPER-LAWRENCE-MACON-MORGAN-MOULTRIE-PIATT- RICHLAND-SANGAMON-SCOTT-SHELBY-VERMILION- 406 PM CDT TUE JUL 26 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL ILLINOIS...EAST CENTRAL ILLINOIS AND SOUTHEAST ILLINOIS. .DAY ONE...TONIGHT ISOLATED THUNDERSTORMS WILL OCCUR THROUGH SUNSET. THE SEVERE WEATHER THREAT IS LOW...THOUGH HEAVY DOWNPOURS...FREQUENT LIGHTNING...GUSTY WINDS AND SMALL HAIL ARE POSSIBLE. HEAT INDEX VALUES OF 100 TO 105 DEGREES WILL OCCUR THROUGH EARLY EVENING... OUTSIDE OF THE STORMS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY HEAT INDEX VALUES OF 100 TO 105 DEGREES ARE LIKELY EACH AFTERNOON...FROM WEDNESDAY THROUGH FRIDAY. THERE IS A RISK OF THUNDERSTORMS FRIDAY THROUGH SATURDAY...AS A COLD FRONT SLOWLY MOVES INTO THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. GEELHART
In the hours before
Local storm report, Jul 26, 4:58 PM CDT, 1 hour 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LINCOLN IL
458 PM CDT TUE JUL 26 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0330 PM FUNNEL CLOUD 7 N MASON CITY 40.30N 89.70W
07/26/2011 MASON IL PUBLIC
OCCURRED FOR 10 MINUTES. RELAYED BY NWS EMPLOYEE
&&
GEELHARTSpecial weather statement, Jul 26, 5:07 PM CDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LINCOLN IL 507 PM CDT TUE JUL 26 2011 ILZ048-051-262300- MENARD-SANGAMON- 507 PM CDT TUE JUL 26 2011 ...SIGNIFICANT WEATHER ADVISORY FOR MENARD AND NORTHERN SANGAMON COUNTIES UNTIL 600 PM CDT... AT 506 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR ATHENS...OR 15 MILES SOUTH OF MASON CITY... MOVING SOUTHEAST AT 10 MPH. WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... ATHENS... SHERMAN... SPRINGFIELD... RIVERTON... OTHER LOCATIONS AFFECTED INCLUDE...LINCOLNS NEW SALEM...SALISBURY... CANTRALL AND CAPITAL AIRPORT. 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 3985 8944 3970 8973 4000 8998 4011 8974 TIME...MOT...LOC 2207Z 326DEG 7KT 3999 8977 SMITH
Local storm report, Jul 26, 5:15 PM CDT, 1 hour 20 minutes before
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</html>Special weather statement, Jul 26, 5:55 PM CDT, 40 minutes before
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</html>Special weather statement, Jul 26, 6:35 PM CDT, 0 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 |
|---|---|---|---|---|
| Jul 26, 2:23 PM CDT | Special Weather Statement | ILX | Christian | 52 min |
| Jul 26, 3:30 PM CDT | Special Weather Statement | ILX | Christian | 45 min |
| Jul 26, 3:36 PM CDT | Special Weather Statement | ILX | Moultrie | 39 min |
| Jul 26, 3:44 PM CDT | Special Weather Statement | ILX | Shelby | 46 min |
| Jul 26, 3:54 PM CDT | Special Weather Statement | ILX | Macon | 51 min |
| Jul 26, 4:57 PM CDT | Special Weather Statement | ILX | Champaign | 33 min |
| Jul 26, 5:07 PM CDT | Special Weather Statement | ILX | Menard, Sangamon | 53 min |
| Jul 26, 5:14 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 36 min |
| Jul 26, 5:52 PM CDT | Special Weather Statement | ILX | Sangamon | 53 min |
| Jul 26, 5:55 PM CDT | Special Weather Statement | ILX | Sangamon | 65 min |
Nearby
Special Weather Statements in Illinois, 2011Every special weather statement in 2011
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.