Alert archive / Missouri / Wind Advisories in 2023
Wind Advisory 7, NWS St. Louis, MO
NWS St. Louis, MO issued this wind advisory at Apr 3, 2023, 2:28 PM CDT for 16 counties in Illinois; 22 counties in Missouri. It took effect at Apr 4, 2023, 7:00 PM CDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Apr 3, 2023, 2:28 PM CDT (19:28 UTC)
- In effect from
- Apr 4, 2023, 7:00 PM CDT
- Expired
- Apr 5, 2023, 7:00 AM CDT
- In force
- 12 hr
- Issued by
- NWS St. Louis, MO
All 38 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, Saint Clair County, IL, Washington County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole 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
The radar
The St Louis radar (KLSX), 41 km from the middle of the area, began a volume at 19:33 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, 7.5 hours before the alert went out and 230 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
- 1271 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
746 WWUS73 KLSX 031928 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 228 PM CDT Mon Apr 3 2023 MOZ018-019-026-027-034-035-041-042-047>050-041330- /O.NEW.KLSX.WI.Y.0007.230405T0000Z-230405T1200Z/ Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Boone MO- Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO- Including the cities of Hannibal, Jefferson City, Columbia, Fulton, and Mexico 228 PM CDT Mon Apr 3 2023 ...WIND ADVISORY IN EFFECT FROM 7 PM TUESDAY TO 7 AM CDT WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of central and northeast Missouri. * WHEN...From 7 PM Tuesday to 7 AM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ MRB
4 follow-up statements
043 WWUS73 KLSX 041123 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 623 AM CDT Tue Apr 4 2023 MOZ018-019-026-027-034-035-041-042-047>050-050230- /O.CON.KLSX.WI.Y.0007.230405T0000Z-230405T1200Z/ Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Boone MO- Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO- Including the cities of Columbia, Jefferson City, Hannibal, Fulton, and Mexico 623 AM CDT Tue Apr 4 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of central and northeast Missouri. * WHEN...From 7 PM this evening to 7 AM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. && $$ Carney
112 WWUS73 KLSX 041946 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 246 PM CDT Tue Apr 4 2023 MOZ018-019-026-027-034-035-041-042-047>050-051100- /O.CON.KLSX.WI.Y.0007.230405T0000Z-230405T1200Z/ Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Boone MO- Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO- Including the cities of Fulton, Mexico, Jefferson City, Hannibal, and Columbia 246 PM CDT Tue Apr 4 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of central and northeast Missouri. * WHEN...From 7 PM this evening to 7 AM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. && $$ Gosselin
618 WWUS73 KLSX 050210 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 910 PM CDT Tue Apr 4 2023 ILZ058>060-064-065-069-070-074-095>102-MOZ036-051-052-059>065-051200- /O.EXA.KLSX.WI.Y.0007.000000T0000Z-230405T1200Z/ Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL- Marion IL-Washington IL-Adams IL-Brown IL-Pike IL-Calhoun IL- Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Pike MO-Montgomery MO-Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO- Saint Louis MO-Saint Louis City MO-Jefferson MO- Including the cities of Alton, Edwardsville, Cahokia, Pittsfield, Salem, Vandalia, Sullivan, Bowling Green, Union, Centralia, Washington, Belleville, Saint Louis, Litchfield, Mount Sterling, Quincy, and Saint Charles 910 PM CDT Tue Apr 4 2023 ...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of south central, southwest, and west central Illinois. Portions of east central and northeast Missouri. * WHEN...Until 7 AM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ MOZ018-019-026-027-034-035-041-042-047>050-051200- /O.CON.KLSX.WI.Y.0007.000000T0000Z-230405T1200Z/ Knox MO-Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Boone MO- Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO- Including the cities of Columbia, Hannibal, Mexico, Fulton, and Jefferson City 910 PM CDT Tue Apr 4 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of central and northeast Missouri. * WHEN...Until 7 AM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. && $$ Britt
068 WWUS73 KLSX 051147 NPWLSX URGENT - WEATHER MESSAGE National Weather Service St Louis MO 647 AM CDT Wed Apr 5 2023 ILZ058>060-064-065-069-070-074-095>102-MOZ018-019-026-027-034>036- 041-042-047>052-059>065-051300- /O.EXP.KLSX.WI.Y.0007.000000T0000Z-230405T1200Z/ Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL- Marion IL-Washington IL-Adams IL-Brown IL-Pike IL-Calhoun IL- Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-Lewis MO- Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-Saint Louis MO-Saint Louis City MO-Jefferson MO- Including the cities of Washington, Sullivan, Fulton, Saint Charles, Hannibal, Pittsfield, Alton, Salem, Saint Louis, Belleville, Columbia, Edwardsville, Vandalia, Litchfield, Mount Sterling, Centralia, Union, Jefferson City, Mexico, Cahokia, Bowling Green, and Quincy 647 AM CDT Wed Apr 5 2023 ...WIND ADVISORY WILL EXPIRE AT 7 AM CDT THIS MORNING... Winds have diminished below advisory levels, therefore the advisory will be allowed to expire. $$ Jaja
Nearby
Wind Advisories in Missouri, 2023Wind Advisories in Illinois, 2023Every wind advisory in 2023
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.