Alert archive / Missouri / Wind Advisories in 2017

Wind Advisory 3, NWS St. Louis, MO

March 6, 201711 counties in Missouri; Adams County, Illinois

NWS St. Louis, MO issued this wind advisory at Mar 6, 2017, 3:35 AM CST for 11 counties in Missouri; Adams County, Illinois. It took effect at Mar 6, 2017, 10:00 AM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Mar 6, 2017, 3:35 AM CST (09:35 UTC)
In effect from
Mar 6, 2017, 10:00 AM CST
Expired
Mar 6, 2017, 6:00 PM CST
In force
8 hr
Issued by
NWS St. Louis, MO

Counties Adams County, IL, 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, Ralls County, MO, Shelby County, MO

The radar

The St Louis radar (KLSX), 135 km from the middle of the area, began a volume at 09:36 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 00:00Z, 9.6 hours before the alert went out and 273 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 00:00Z on 2017-03-06Temperature 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 00:00Z on 2017-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.19395878Sfc1 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
1536 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
269 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

254 
WWUS73 KLSX 060935
NPWLSX

URGENT - WEATHER MESSAGE
National Weather Service Saint Louis MO
335 AM CST Mon Mar 6 2017

ILZ095-MOZ018-019-026-027-034-035-041-042-047-048-050-070000-
/O.NEW.KLSX.WI.Y.0003.170306T1600Z-170307T0000Z/
Adams IL-Audrain MO-Boone MO-Callaway MO-Cole MO-Knox MO-Lewis MO-
Marion MO-Moniteau MO-Monroe MO-Ralls MO-Shelby MO-
Including the cities of Columbia, Fulton, Hannibal, 
Jefferson City, Mexico, and Quincy
335 AM CST Mon Mar 6 2017

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST
THIS EVENING...

The National Weather Service in Saint Louis has issued a Wind
Advisory, which is in effect from 10 AM this morning to 6 PM CST
this evening.

* TIMING...Winds will strengthen late this morning and continue
  throughout the afternoon hours. Some diminishment is expected
  after sunset. 

* WINDS...South 20 to 30 mph with gusts up to 45 mph.

* IMPACTS...Winds this strong can make driving difficult,
  especially for high profile vehicles on east-west oriented roads
  and highways. These winds can also lift and move trash cans,
  lawn furniture, and other loose outdoor objects. Minor tree and
  building damage is also possible. 

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.

&&

$$

TES
1 follow-up statement
018 
WWUS73 KLSX 062353
NPWLSX

URGENT - WEATHER MESSAGE
National Weather Service Saint Louis MO
553 PM CST Mon Mar 6 2017

ILZ095-MOZ018-019-026-027-034-035-041-042-047-048-050-070100-
/O.EXP.KLSX.WI.Y.0003.000000T0000Z-170307T0000Z/
Adams IL-Audrain MO-Boone MO-Callaway MO-Cole MO-Knox MO-Lewis MO-
Marion MO-Moniteau MO-Monroe MO-Ralls MO-Shelby MO-
Including the cities of Columbia, Fulton, Hannibal, 
Jefferson City, Mexico, and Quincy
553 PM CST Mon Mar 6 2017

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

Gusty winds are expected to continue this evening...but should be
weaker than earlier today. Therefore the wind advisory will be
allowed to expire at 600 PM.

$$

Carney

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 6, 3:33 PM CSTFire Weather WatchLSXAudrain, Boone, Callaway, Cole, Franklin, Gasconade and 13 more12 hr

Nearby

Wind Advisories in Missouri, 2017Wind Advisories in Illinois, 2017Every wind advisory in 2017

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.