Alert archive / Missouri / Wind Advisories in 2022

Wind Advisory 3, NWS St. Louis, MO

April 23, 202212 counties in Missouri

NWS St. Louis, MO issued this wind advisory at Apr 23, 2022, 9:23 AM CDT for 12 counties in Missouri. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 23, 2022, 9:23 AM CDT (14:23 UTC)
Expired
Apr 23, 2022, 7:00 PM CDT
In force
10 hr
Issued by
NWS St. Louis, MO

Counties Audrain County, MO, Boone County, MO, Callaway County, MO, Cole County, MO, Knox County, MO, Lewis County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Osage County, MO, Ralls County, MO, Shelby County, MO

The radar

The St Louis radar (KLSX), 131 km from the middle of the area, began a volume at 14:23 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

Davenport, (KDVN), launched 12:00Z, 2.4 hours before the alert went out and 288 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-pSkew-T log-p diagram, Davenport, at 12:00Z on 2022-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2022-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 229 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1238 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
229 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

646 
WWUS73 KLSX 231423
NPWLSX

URGENT - WEATHER MESSAGE
National Weather Service St Louis MO
923 AM CDT Sat Apr 23 2022

MOZ018-019-026-027-034-035-041-042-047>050-240000-
/O.NEW.KLSX.WI.Y.0003.220423T1423Z-220424T0000Z/
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 Jefferson City, Hannibal, Columbia,
Fulton, and Mexico
923 AM CDT Sat Apr 23 2022

...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...South winds 15 to 25 mph with gusts up to 45 mph.

* WHERE...Portions of central and northeast Missouri.

* WHEN...Until 7 PM CDT this evening.

* 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.

&&

$$

Maples
2 follow-up statements
386 
WWUS73 KLSX 232002
NPWLSX

URGENT - WEATHER MESSAGE
National Weather Service Saint Louis MO
302 PM CDT Sat Apr 23 2022

MOZ018-019-026-027-034-035-041-042-047>050-240000-
/O.CON.KLSX.WI.Y.0003.000000T0000Z-220424T0000Z/
Audrain MO-Boone MO-Callaway MO-Cole MO-Knox MO-Lewis MO-
Marion MO-Moniteau MO-Monroe MO-Osage MO-Ralls MO-Shelby MO-
Including the cities of Columbia, Fulton, Hannibal, 
Jefferson City, and Mexico
302 PM CDT Sat Apr 23 2022

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...South winds 15 to 25 mph with gusts up to 45 mph.

* WHERE...Portions of central and northeast Missouri.

* WHEN...Until 7 PM CDT this evening.

* 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.

&&

$$

Maples
391 
WWUS73 KLSX 232353
NPWLSX

URGENT - WEATHER MESSAGE
National Weather Service St Louis MO
653 PM CDT Sat Apr 23 2022

MOZ018-019-026-027-034-035-041-042-047>050-240100-
/O.EXP.KLSX.WI.Y.0003.000000T0000Z-220424T0000Z/
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 Jefferson City, Hannibal, Columbia,
Fulton, and Mexico
653 PM CDT Sat Apr 23 2022

...WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING...

Widespread wind gusts have dropped below the 45 mph threshold, 
though a brief gust near 45 mph is still possible during the evening.

$$

MRM

Nearby

Wind Advisories in Missouri, 2022Every wind advisory in 2022

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.