Alert archive / Illinois / Special Weather Statements in 2019

Special Weather Statement, NWS Lincoln, IL

July 21, 2019Vermilion County, Illinois

NWS Lincoln, IL issued this special weather statement at Jul 21, 2019, 2:08 PM CDT for Vermilion County, Illinois. It was in force for 52 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 21, 2019, 2:08 PM CDT (19:08 UTC)
Expired: Jul 21, 2019, 3:00 PM CDT
In force: 52 min
Issued by: NWS Lincoln, IL

County Vermilion County, IL

The radar

The Lincoln radar (KILX), 136 km from the middle of the area, began a volume at 19:11 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, 7.1 hours before the alert went out and 74 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 53 J/kg
Mixed-layer CIN: -241 J/kg
Mixed-layer LCL: 1780 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: -93 m²/s²
0-3 km storm-relative helicity: -54 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 20, 9:19 PM CDT	Special Weather Statement	ILX	Schuyler	41 min
Jul 21, 12:28 PM CDT	Special Weather Statement	ILX	Vermilion	32 min
Jul 21, 12:33 PM CDT	Special Weather Statement	ILX	Coles	27 min
Jul 21, 1:02 PM CDT	Special Weather Statement	ILX	Edgar	43 min
Jul 21, 2:43 PM CDT	Special Weather Statement	ILX	Edgar	47 min
Jul 21, 3:16 PM CDT	Special Weather Statement	ILX	Edgar	44 min
Jul 21, 3:53 PM CDT	Special Weather Statement	ILX	Clark	52 min
Jul 21, 4:46 PM CDT	Special Weather Statement	ILX	Clark, Crawford	44 min
Jul 21, 5:27 PM CDT	Special Weather Statement	ILX	Crawford	48 min

Nearby

Special Weather Statements in Illinois, 2019 Every special weather statement in 2019

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.