Alert archive / Illinois / Special Weather Statements in 2017
Special Weather Statement, NWS Lincoln, IL
NWS Lincoln, IL issued this special weather statement at Feb 28, 2017, 8:00 PM CST for Marshall County, Illinois. It was in force for 30 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
- Feb 28, 2017, 8:00 PM CST (02:00 UTC)
- Expired
- Feb 28, 2017, 8:30 PM CST
- In force
- 30 min
- Issued by
- NWS Lincoln, IL
County Marshall County, IL
The radar
The Lincoln radar (KILX), 104 km from the middle of the area, began a volume at 02:04 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
Davenport, (KDVN), launched 00:00Z, 2.0 hours before the alert went out and 118 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
- 23 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 1185 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
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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 Feb 28, 6:03 PM CST, 1 hour 57 minutes earlier.
Area forecast discussion, Feb 28, 6:03 PM CST, 1 hour 57 minutes before
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</html>Hazardous weather outlook, Feb 28, 3:27 PM CST, 4 hours 33 minutes before
Hazardous Weather Outlook National Weather Service Lincoln IL 327 PM CST Tue Feb 28 2017 ILZ027>031-036-037-040-041-047>050-011200- Cass-Fulton-Knox-Marshall-Mason-Menard-Morgan-Peoria-Schuyler- Scott-Stark-Tazewell-Woodford- 327 PM CST Tue Feb 28 2017 This Hazardous Weather Outlook is for portions of central Illinois, north central Illinois and west central Illinois. .DAY ONE...TONIGHT... Widely scattered thunderstorms will develop and track across the area through early evening. Some of the cells will be capable of producing damaging wind gusts in excess of 60mph...hail larger than quarters...and a few tornadoes. A squall line is expected to develop ahead of an advancing cold front across eastern Iowa/Missouri later this evening. These storms will push eastward through the Illinois River Valley between 9pm and midnight...bringing the threat for damaging wind gusts in excess of 60mph...and a few embedded tornadoes. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is likely through midnight. ILZ038-042>046-051>057-061-011200- Champaign-Christian-Coles-De Witt-Douglas-Edgar-Logan-Macon- McLean-Moultrie-Piatt-Sangamon-Shelby-Vermilion- 327 PM CST Tue Feb 28 2017 This Hazardous Weather Outlook is for portions of central Illinois and east central Illinois. .DAY ONE...TONIGHT... Widely scattered thunderstorms will develop and track across the area through early evening. Some of the cells will be capable of producing damaging wind gusts in excess of 60mph...hail larger than quarters...and a few tornadoes. A squall line is expected to develop ahead of an advancing cold front across eastern Iowa/Missouri later this evening. These storms will push eastward across the I-55 corridor between 10pm and 1am...then to the Indiana border between 1am and 3am. The main threats will be damaging wind gusts in excess of 60mph...and a few embedded tornadoes. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed through 3am. ILZ062-063-066>068-071>073-011200- Clark-Clay-Crawford-Cumberland-Effingham-Jasper-Lawrence-Richland- 327 PM CST Tue Feb 28 2017 This Hazardous Weather Outlook is for portions of east central Illinois, south central Illinois and southeast Illinois. .DAY ONE...TONIGHT... Widely scattered thunderstorms will develop and track across the area through the evening. Some of the cells will be capable of producing damaging wind gusts in excess of 60mph...hail larger than quarters...and a few tornadoes. A squall line is expected to develop ahead of an advancing cold front across eastern Iowa/Missouri later this evening. These storms will push eastward to the I-70 corridor between 3am and 6am. The main threats will be damaging wind gusts in excess of 60mph...and a few embedded tornadoes. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed tonight...particularly between 10pm and 6am. Barnes
In the hours before
Local storm report, Feb 28, 5:35 PM CST, 2 hours 25 minutes before
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</html>Local storm report, Feb 28, 5:48 PM CST, 2 hours 12 minutes before
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</html>Local storm report, Feb 28, 6:02 PM CST, 1 hour 58 minutes before
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</html>Local storm report, Feb 28, 6:53 PM CST, 1 hour 7 minutes before
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</html>Local storm report, Feb 28, 7:57 PM CST, 3 minutes before
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</html>Special weather statement, Feb 28, 8:00 PM CST, 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 |
|---|---|---|---|---|
| Feb 28, 6:27 PM CST | Severe Thunderstorm Warning | ILX | Shelby | 28 min |
| Feb 28, 6:54 PM CST | Severe Thunderstorm Warning | ILX | Coles, Douglas, Moultrie | 10 min |
| Feb 28, 7:38 PM CST | Severe Thunderstorm Warning | ILX | Clay, Jasper, Richland | 67 min |
| Feb 28, 8:34 PM CST | Tornado Warning | ILX | Clay, Richland | 41 min |
| Feb 28, 9:04 PM CST | Tornado Warning | ILX | Crawford, Lawrence, Richland | 41 min |
| Feb 28, 9:29 PM CST | Tornado Warning | ILX | Cass, Schuyler | 23 min |
| Feb 28, 9:50 PM CST | Special Weather Statement | ILX | Marshall, Peoria, Tazewell, Woodford | 40 min |
| Feb 28, 10:32 PM CST | Special Weather Statement | ILX | McLean | 28 min |
| Feb 28, 10:44 PM CST | Severe Thunderstorm Warning | ILX | McLean | 46 min |
| Feb 28, 11:33 PM CST | Special Weather Statement | ILX | DeWitt, Piatt | 57 min |
| Mar 1, 12:21 AM CST | Special Weather Statement | ILX | Champaign, Vermilion | 54 min |
| Mar 1, 12:55 AM CST | Special Weather Statement | ILX | Coles, Douglas, Edgar, Moultrie | 65 min |
| Mar 1, 2:27 AM CST | Special Weather Statement | ILX | Effingham, Jasper | 48 min |
Nearby
Special Weather Statements in Illinois, 2017Every special weather statement in 2017
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.