Alert archive / Missouri / Wind Advisories in 2016

Wind Advisory 9, NWS St. Louis, MO

November 18, 2016Knox County, Lewis County, Marion County, Missouri; Adams County, Brown County, Pike County, Illinois

NWS St. Louis, MO issued this wind advisory at Nov 18, 2016, 12:19 PM CST for Knox County, Lewis County, Marion County, Missouri; Adams County, Brown County, Pike County, Illinois. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Nov 18, 2016, 12:19 PM CST (18:19 UTC)
Expired
Nov 18, 2016, 7:43 PM CST
In force
7 hr
Issued by
NWS St. Louis, MO

Counties Adams County, IL, Brown County, IL, Pike County, IL, Knox County, MO, Lewis County, MO, Marion County, MO

The radar

The St Louis radar (KLSX), 150 km from the middle of the area, began a volume at 18:19 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, 6.3 hours before the alert went out and 202 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 2016-11-18Temperature 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 2016-11-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 295 square meters per square second.1939587897117Sfc1 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
1321 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
295 m²/s²
0-3 km storm-relative helicity
479 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

321 
WWUS73 KLSX 181819
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAINT LOUIS MO
1219 PM CST FRI NOV 18 2016

ILZ095>097-MOZ018-019-027-191200-
/O.NEW.KLSX.WI.Y.0009.161118T1819Z-161119T1300Z/
ADAMS IL-BROWN IL-KNOX MO-LEWIS MO-MARION MO-PIKE IL-
INCLUDING THE CITIES OF...HANNIBAL...MOUNT STERLING...
PITTSFIELD...QUINCY
1219 PM CST FRI NOV 18 2016

...WIND ADVISORY IN EFFECT UNTIL 7 AM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN SAINT LOUIS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CST SATURDAY.

* TIMING...THIS AFTERNOON AND OVERNIGHT.

* WINDS...WEST NEAR 30 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
  ESPECIALLY FOR HIGH PROFILE VEHICLES ON NORTH-SOUTH 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.

&&

$$

KANOFSKY
1 follow-up statement
756 
WWUS73 KLSX 190143
NPWLSX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAINT LOUIS MO
743 PM CST FRI NOV 18 2016

ILZ095>097-MOZ018-019-027-190245-
/O.CAN.KLSX.WI.Y.0009.000000T0000Z-161119T1300Z/
ADAMS IL-BROWN IL-KNOX MO-LEWIS MO-MARION MO-PIKE IL-
INCLUDING THE CITIES OF...HANNIBAL...MOUNT STERLING...
PITTSFIELD...QUINCY
743 PM CST FRI NOV 18 2016

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAINT LOUIS HAS CANCELLED THE 
WIND ADVISORY.

GUSTY NORTHWEST WIND OF 20 TO 25 MPH WITH GUSTS OF 35 TO 40 MPH
WILL CONTINUE TONIGHT...DIMINISHING TOWARD MORNING. THIS IS BELOW
WIND ADVISORY CRITERIA AND THEREFORE THE ADVISORY IS CANCELLED.

$$

CARNEY

Nearby

Wind Advisories in Missouri, 2016Wind Advisories in Illinois, 2016Every wind advisory in 2016

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.