Alert archive / Missouri / Wind Advisories in 2020
Wind Advisory 7, NWS St. Louis, MO
NWS St. Louis, MO issued this wind advisory at Nov 14, 2020, 3:12 AM CST for 24 counties in Missouri; 17 counties in Illinois. It took effect at Nov 15, 2020, 12:00 AM CST. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Nov 14, 2020, 3:12 AM CST (09:12 UTC)
- In effect from
- Nov 15, 2020, 12:00 AM CST
- Expired
- Nov 15, 2020, 3:00 PM CST
- In force
- 15 hr
- Issued by
- NWS St. Louis, MO
All 41 counties
Adams County, IL, Bond County, IL, Brown County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Pike County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Jefferson County, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Ralls County, MO, Saint Charles County, MO, Saint Louis County, MO, Shelby County, MO, Warren County, MO, Washington County, MO
The radar
The St Louis radar (KLSX), 33 km from the middle of the area, began a volume at 09:11 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 00:00Z, 9.2 hours before the alert went out and 234 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
- 2178 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
183 WWUS73 KLSX 140912 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 312 AM CST Sat Nov 14 2020 ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-034>036- 041-042-050>052-060-061-063-064-142115- /O.NEW.KLSX.WI.Y.0007.201115T0600Z-201115T2100Z/ Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL- Callaway MO-Clinton IL-Fayette IL-Greene IL-Jersey IL-Knox MO- Lewis MO-Lincoln MO-Macoupin IL-Madison IL-Marion IL-Marion MO- Monroe MO-Montgomery IL-Montgomery MO-Pike IL-Pike MO-Ralls MO- Saint Charles MO-Saint Clair IL-Saint Louis City MO- Saint Louis MO-Shelby MO-Warren MO-Washington IL- Including the cities of Alton, Belleville, Bowling Green, Cahokia, Centralia, Columbia, Edwardsville, Fulton, Hannibal, Litchfield, Mexico, Mount Sterling, Pittsfield, Quincy, Saint Charles, Saint Louis, Salem, and Vandalia 312 AM CST Sat Nov 14 2020 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM CST SUNDAY... * WHAT...West winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Portions of central, east central and northeast Missouri and south central, southwest and west central Illinois. * WHEN...From midnight tonight to 3 PM CST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MRM
4 follow-up statements
342 WWUS73 KLSX 141816 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 1216 PM CST Sat Nov 14 2020 ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-034>036- 041-042-050>052-060-061-063-064-152100- /O.CON.KLSX.WI.Y.0007.201115T0600Z-201115T2100Z/ Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL- Callaway MO-Clinton IL-Fayette IL-Greene IL-Jersey IL-Knox MO- Lewis MO-Lincoln MO-Macoupin IL-Madison IL-Marion IL-Marion MO- Monroe MO-Montgomery IL-Montgomery MO-Pike IL-Pike MO-Ralls MO- Saint Charles MO-Saint Clair IL-Saint Louis City MO- Saint Louis MO-Shelby MO-Warren MO-Washington IL- Including the cities of Alton, Belleville, Bowling Green, Cahokia, Centralia, Columbia, Edwardsville, Fulton, Hannibal, Litchfield, Mexico, Mount Sterling, Pittsfield, Quincy, Saint Charles, Saint Louis, Salem, and Vandalia 1216 PM CST Sat Nov 14 2020 ...WIND ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM CST SUNDAY... * WHAT...West winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Portions of central, east central and northeast Missouri and south central, southwest and west central Illinois. * WHEN...From midnight tonight to 3 PM CST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Elmore
028 WWUS73 KLSX 150922 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 322 AM CST Sun Nov 15 2020 ILZ079-102-MOZ047>049-059-062-065-072-073-152100- /O.EXA.KLSX.WI.Y.0007.000000T0000Z-201115T2100Z/ Cole MO-Crawford MO-Franklin MO-Gasconade MO-Jefferson MO- Moniteau MO-Monroe IL-Osage MO-Randolph IL-Washington MO- Including the cities of Chester, Jefferson City, Sparta, Sullivan, Union, and Washington 322 AM CST Sun Nov 15 2020 ...WIND ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 15 to 25 mph with gusts up to 50 mph. * WHERE...In Missouri, Moniteau MO, Cole MO, Osage MO, Gasconade MO, Franklin MO, Jefferson MO, Crawford MO and Washington MO Counties. In Illinois, Randolph IL and Monroe IL Counties. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-034>036- 041-042-050>052-060-061-063-064-152100- /O.CON.KLSX.WI.Y.0007.000000T0000Z-201115T2100Z/ Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL- Callaway MO-Clinton IL-Fayette IL-Greene IL-Jersey IL-Knox MO- Lewis MO-Lincoln MO-Macoupin IL-Madison IL-Marion IL-Marion MO- Monroe MO-Montgomery IL-Montgomery MO-Pike IL-Pike MO-Ralls MO- Saint Charles MO-Saint Clair IL-Saint Louis City MO- Saint Louis MO-Shelby MO-Warren MO-Washington IL- Including the cities of Alton, Belleville, Bowling Green, Cahokia, Centralia, Columbia, Edwardsville, Fulton, Hannibal, Litchfield, Mexico, Mount Sterling, Pittsfield, Quincy, Saint Charles, Saint Louis, Salem, and Vandalia 322 AM CST Sun Nov 15 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Portions of central, east central and northeast Missouri and south central, southwest and west central Illinois. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Gosselin
314 WWUS73 KLSX 151812 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 1212 PM CST Sun Nov 15 2020 ILZ079-102-MOZ059-062-065-072-073-151915- /O.CAN.KLSX.WI.Y.0007.000000T0000Z-201115T2100Z/ Crawford MO-Franklin MO-Gasconade MO-Jefferson MO-Monroe IL- Randolph IL-Washington MO- Including the cities of Chester, Sparta, Sullivan, Union, and Washington 1212 PM CST Sun Nov 15 2020 ...WIND ADVISORY IS CANCELLED... While wind gusts of 25 to 35 mph will be possible in these areas for the remainder of the afternoon, wind speeds will remain low enough to warrant an early cancellation of the Wind Advisory. $$ ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-034>036- 041-042-047>052-060-061-063-064-152100- /O.CON.KLSX.WI.Y.0007.000000T0000Z-201115T2100Z/ Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL- Callaway MO-Clinton IL-Cole MO-Fayette IL-Greene IL-Jersey IL- Knox MO-Lewis MO-Lincoln MO-Macoupin IL-Madison IL-Marion IL- Marion MO-Moniteau MO-Monroe MO-Montgomery IL-Montgomery MO- Osage MO-Pike IL-Pike MO-Ralls MO-Saint Charles MO-Saint Clair IL- Saint Louis City MO-Saint Louis MO-Shelby MO-Warren MO- Washington IL- Including the cities of Alton, Belleville, Bowling Green, Cahokia, Centralia, Columbia, Edwardsville, Fulton, Hannibal, Jefferson City, Litchfield, Mexico, Mount Sterling, Pittsfield, Quincy, Saint Charles, Saint Louis, Salem, and Vandalia 1212 PM CST Sun Nov 15 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... * WHAT...West winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Portions of central, east central and northeast Missouri and south central, southwest and west central Illinois. * WHEN...Until 3 PM CST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ BRC
158 WWUS73 KLSX 152107 NPWLSX URGENT - WEATHER MESSAGE National Weather Service Saint Louis MO 307 PM CST Sun Nov 15 2020 ILZ058>060-064-065-069-070-074-095>101-MOZ018-019-026-027-034>036- 041-042-047>052-060-061-063-064-152215- /O.EXP.KLSX.WI.Y.0007.000000T0000Z-201115T2100Z/ Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL- Callaway MO-Clinton IL-Cole MO-Fayette IL-Greene IL-Jersey IL- Knox MO-Lewis MO-Lincoln MO-Macoupin IL-Madison IL-Marion IL- Marion MO-Moniteau MO-Monroe MO-Montgomery IL-Montgomery MO- Osage MO-Pike IL-Pike MO-Ralls MO-Saint Charles MO-Saint Clair IL- Saint Louis City MO-Saint Louis MO-Shelby MO-Warren MO- Washington IL- Including the cities of Alton, Belleville, Bowling Green, Cahokia, Centralia, Columbia, Edwardsville, Fulton, Hannibal, Jefferson City, Litchfield, Mexico, Mount Sterling, Pittsfield, Quincy, Saint Charles, Saint Louis, Salem, and Vandalia 307 PM CST Sun Nov 15 2020 ...WIND ADVISORY HAS EXPIRED... Wind speeds are beginning to fall, and this trend is expected to continue over the remainder of the evening. As such, the Wind Advisory has been allowed to expire. $$ 19
Nearby
Wind Advisories in Missouri, 2020Wind Advisories in Illinois, 2020Every wind advisory in 2020
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.