Alert archive / Illinois / Wind Advisories in 2019
Wind Advisory 7, NWS Chicago, IL
NWS Chicago, IL issued this wind advisory at Apr 12, 2019, 3:23 AM CDT for 16 counties in Illinois; Lake County, Porter County, Indiana. It took effect at Apr 12, 2019, 10:00 AM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Apr 12, 2019, 3:23 AM CDT (08:23 UTC)
- In effect from
- Apr 12, 2019, 10:00 AM CDT
- Expired
- Apr 12, 2019, 8:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS Chicago, IL
Counties Boone County, IL, DeKalb County, IL, DuPage County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Kane County, IL, Kankakee County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, Livingston County, IL, McHenry County, IL, Ogle County, IL, Winnebago County, IL, Lake County, IN, Porter County, IN
The radar
The Chicago radar (KLOT), 25 km from the middle of the area, began a volume at 08:26 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, 8.4 hours before the alert went out and 166 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
- 4 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 2348 m above ground
- 0-6 km bulk shear
- 84 kt
- 0-1 km storm-relative helicity
- 223 m²/s²
- 0-3 km storm-relative helicity
- 160 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Chicago, IL wrote its last area forecast discussion before this wind advisory went out at Apr 11, 6:32 PM CDT, 8 hours 51 minutes earlier.
Area forecast discussion, Apr 11, 6:32 PM CDT, 8 hours 51 minutes before
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</html>Hazardous weather outlook, Apr 11, 4:07 PM CDT, 11 hours 16 minutes before
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</html>The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 3:22 AM CDT | Gale Warning | LOT | 17 hr |
Nearby
Wind Advisories in Illinois, 2019Wind Advisories in Indiana, 2019Every wind advisory 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.