Alert archive / Illinois / Wind Advisories in 2018
Wind Advisory 3, NWS St. Louis, MO
NWS St. Louis, MO issued this wind advisory at Oct 20, 2018, 10:01 AM CDT for Knox County, Lewis County, Marion County, Missouri; 9 counties in Illinois. It took effect at Oct 20, 2018, 12:00 PM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Oct 20, 2018, 10:01 AM CDT (15:01 UTC)
- In effect from
- Oct 20, 2018, 12:00 PM CDT
- Expired
- Oct 20, 2018, 6:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
Counties Adams County, IL, Bond County, IL, Brown County, IL, Fayette County, IL, Greene County, IL, Macoupin County, IL, Marion County, IL, Montgomery County, IL, Pike County, IL, Knox County, MO, Lewis County, MO, Marion County, MO
The radar
The St Louis radar (KLSX), 91 km from the middle of the area, began a volume at 15:06 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, 3.0 hours before the alert went out and 174 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1715 m above ground
- 0-6 km bulk shear
- 94 kt
- 0-1 km storm-relative helicity
- -72 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
480 WWUS73 KLSX 201501 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 1001 AM CDT Sat Oct 20 2018 ILZ064-065-070-210000- /O.NEW.KLSX.WI.Y.0003.181020T1700Z-181020T2300Z/ /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ Bond IL-Fayette IL-Marion IL- Including the cities of Centralia, Salem, and Vandalia 1001 AM CDT Sat Oct 20 2018 ...WIND ADVISORY IN EFFECT FROM 12 PM TO 6 PM CDT THIS EVENING... ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... The National Weather Service in Saint Louis has issued a Wind Advisory, which is in effect from 12 PM until 6 PM CDT this evening. * WINDS...Northwest 20 to 30 mph with gusts up to 45 mph between 12 PM and 6 PM CDT today. * TEMPERATURES...As low as 27 on Sunday morning from 2 am to 8 am. * IMPACTS...Strong winds may blow down limbs, trees, and power lines this afternoon. Travel will be difficult for high profile vehicles. These winds can also lift and move trash cans, lawn furniture, and other loose outdoor objects. Tonight's Freeze Warning means that sub-freezing temperatures will harm or kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. A Wind Advisory is issued when sustained winds are forecast to be 30 to 39 mph or gusts will range between 45 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds diminish. && $$ ILZ069-074-079-100>102-MOZ059-061>065-072>075-084-085-099-210000- /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ Clinton IL-Crawford MO-Franklin MO-Gasconade MO-Iron MO- Jefferson MO-Madison IL-Madison MO-Monroe IL-Randolph IL- Reynolds MO-Saint Charles MO-Saint Clair IL-Saint Francois MO- Saint Louis City MO-Saint Louis MO-Sainte Genevieve MO- Washington IL-Washington MO- Including the cities of Alton, Belleville, Cahokia, Chester, Edwardsville, Farmington, Saint Charles, Saint Louis, Sparta, Sullivan, Union, and Washington 1001 AM CDT Sat Oct 20 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... * TEMPERATURES...As low as 28. * TIMING...Sunday morning from 2 am to 8 am. * IMPACTS...Sub-freezing temperatures will harm or kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ ILZ058>060-095>097-MOZ018-019-027-202300- /O.NEW.KLSX.WI.Y.0003.181020T1700Z-181020T2300Z/ Adams IL-Brown IL-Greene IL-Knox MO-Lewis MO-Macoupin IL- Marion MO-Montgomery IL-Pike IL- Including the cities of Hannibal, Litchfield, Mount Sterling, Pittsfield, and Quincy 1001 AM CDT Sat Oct 20 2018 ...WIND ADVISORY IN EFFECT FROM 12 PM TO 6 PM CDT THIS EVENING... The National Weather Service in Saint Louis has issued a Wind Advisory, which is in effect from 12 PM until 6 PM CDT this evening. * WINDS...Northwest 20 to 30 mph with gusts up to 45 mph. * TIMING...12 PM to 6 PM CDT. * IMPACTS...Strong winds may blow down limbs, trees, and power lines this afternoon. Travel will be difficult for high profile vehicles. These winds can also lift and move trash cans, lawn furniture, and other loose outdoor objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 30 to 39 mph or gusts will range between 45 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds diminish. && $$ Kanofsky
2 follow-up statements
187 WWUS73 KLSX 202100 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 400 PM CDT Sat Oct 20 2018 ILZ064-065-070-211200- /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ /O.CON.KLSX.WI.Y.0003.000000T0000Z-181020T2300Z/ Bond IL-Fayette IL-Marion IL- Including the cities of Centralia, Salem, and Vandalia 400 PM CDT Sat Oct 20 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... * WINDS...Northwest 20 to 30 mph with gusts up to 45 mph until 6 PM CDT. * TEMPERATURES...As low as 27 on Sunday morning between 2 AM and 8 AM CDT. * IMPACTS...Strong winds may blow down limbs, trees, and power lines through late afternoon. Travel may be difficult for high profile vehicles. These winds can also lift and move trash cans, lawn furniture, and other loose outdoor objects. Tonight's Freeze Warning means that sub-freezing temperatures will harm or kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. A Wind Advisory is issued when sustained winds are forecast to be 30 to 39 mph or gusts will range between 45 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds diminish. && $$ ILZ069-074-079-100>102-MOZ059-061>065-072>075-084-085-099-211200- /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ Clinton IL-Crawford MO-Franklin MO-Gasconade MO-Iron MO- Jefferson MO-Madison IL-Madison MO-Monroe IL-Randolph IL- Reynolds MO-Saint Charles MO-Saint Clair IL-Saint Francois MO- Saint Louis City MO-Saint Louis MO-Sainte Genevieve MO- Washington IL-Washington MO- Including the cities of Alton, Belleville, Cahokia, Chester, Edwardsville, Farmington, Saint Charles, Saint Louis, Sparta, Sullivan, Union, and Washington 400 PM CDT Sat Oct 20 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... * TEMPERATURES...As low as 29. * TIMING...Sunday morning from 2 am to 8 am. * IMPACTS...Sub-freezing temperatures will harm or kill crops and other sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ ILZ058>060-095>097-MOZ018-019-027-202300- /O.CON.KLSX.WI.Y.0003.000000T0000Z-181020T2300Z/ Adams IL-Brown IL-Greene IL-Knox MO-Lewis MO-Macoupin IL- Marion MO-Montgomery IL-Pike IL- Including the cities of Hannibal, Litchfield, Mount Sterling, Pittsfield, and Quincy 400 PM CDT Sat Oct 20 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... * WINDS...Northwest 20 to 30 mph with gusts up to 45 mph. * TIMING...12 PM to 6 PM CDT. * IMPACTS...Strong winds may blow down limbs, trees, and power lines through late afternoon. Travel may be difficult for high profile vehicles. These winds can also lift and move trash cans, lawn furniture, and other loose outdoor objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds are forecast to be 30 to 39 mph or gusts will range between 45 and 57 mph. Winds of these magnitudes may cause minor property damage without extra precautions. Motorists in high profile vehicles should use caution until the winds diminish. && $$ Kanofsky
501 WWUS73 KLSX 202309 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 609 PM CDT Sat Oct 20 2018 ILZ064-065-070-211000- /O.EXP.KLSX.WI.Y.0003.000000T0000Z-181020T2300Z/ /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ Bond IL-Fayette IL-Marion IL- Including the cities of Centralia, Salem, and Vandalia 609 PM CDT Sat Oct 20 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... ...WIND ADVISORY HAS EXPIRED... * TEMPERATURES...As low as 27. * TIMING...Sunday morning from 2 am to 8 am. * IMPACTS...These temperatures will harm or kill unprotected sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ ILZ058>060-095>097-MOZ018-019-027-210015- /O.EXP.KLSX.WI.Y.0003.000000T0000Z-181020T2300Z/ Adams IL-Brown IL-Greene IL-Knox MO-Lewis MO-Macoupin IL- Marion MO-Montgomery IL-Pike IL- Including the cities of Hannibal, Litchfield, Mount Sterling, Pittsfield, and Quincy 609 PM CDT Sat Oct 20 2018 ...WIND ADVISORY HAS EXPIRED... The strong and gusty northwest winds were beginning to diminish and will continue to diminish through the evening hours. $$ ILZ069-074-079-100>102-MOZ059-061>065-072>075-084-085-099-211000- /O.CON.KLSX.FZ.W.0009.181021T0700Z-181021T1300Z/ Clinton IL-Crawford MO-Franklin MO-Gasconade MO-Iron MO- Jefferson MO-Madison IL-Madison MO-Monroe IL-Randolph IL- Reynolds MO-Saint Charles MO-Saint Clair IL-Saint Francois MO- Saint Louis City MO-Saint Louis MO-Sainte Genevieve MO- Washington IL-Washington MO- Including the cities of Alton, Belleville, Cahokia, Chester, Edwardsville, Farmington, Saint Charles, Saint Louis, Sparta, Sullivan, Union, and Washington 609 PM CDT Sat Oct 20 2018 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT SUNDAY... * TEMPERATURES...As low as 28. * TIMING...Sunday morning from 2 am to 8 am. * IMPACTS...These temperatures will harm or kill unprotected sensitive vegetation. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ Glass
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 20, 3:18 AM CDT | Freeze Warning | LSX | Crawford, Franklin, Gasconade, Iron, Jefferson, Madison and 7 more | 29 hr |
Nearby
Wind Advisories in Illinois, 2018Wind Advisories in Missouri, 2018Every wind advisory in 2018
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.