Alert archive / Kentucky / Wind Advisories in 2017

Wind Advisory 5, NWS Charleston, WV

April 6, 20174 counties in Kentucky; Buchanan County, Dickenson County, Virginia

NWS Charleston, WV issued this wind advisory at Apr 6, 2017, 5:57 AM EDT for 4 counties in Kentucky; Buchanan County, Dickenson County, Virginia. It took effect at Apr 6, 2017, 12:00 PM EDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 6, 2017, 5:57 AM EDT (09:57 UTC)
In effect from
Apr 6, 2017, 12:00 PM EDT
Expired
Apr 6, 2017, 10:21 PM EDT
In force
10 hr
Issued by
NWS Charleston, WV

Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Buchanan County, VA, Dickenson County, VA

The radar

The Jackson,KY radar (KJKL), 72 km from the middle of the area, began a volume at 10:01 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 10.0 hours before the alert went out and 194 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, Cncnati-Daytn, OH at 00:00Z on 2017-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 00:00Z on 2017-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 240 square meters per square second.1939587897Sfc1 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
2 J/kg
Mixed-layer CIN
-176 J/kg
Mixed-layer LCL
1464 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
240 m²/s²
0-3 km storm-relative helicity
334 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

900 
WWUS71 KRLX 060957
NPWRLX

URGENT - WEATHER MESSAGE
National Weather Service Charleston WV
557 AM EDT Thu Apr 6 2017


KYZ101>103-105-VAZ003-004-061800-
/O.NEW.KRLX.WI.Y.0005.170406T1600Z-170407T0300Z/
Greenup-Carter-Boyd-Lawrence KY-Dickenson-Buchanan-
Including the cities of Flatwoods, Greenup, Grayson, Olive Hill, 
Ashland, Louisa, Clintwood, Grundy, and Vansant
557 AM EDT Thu Apr 6 2017

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 11 PM EDT THIS
EVENING...

The National Weather Service in Charleston has issued a Wind
Advisory, which is in effect from noon today to 11 PM EDT this
evening.

* Winds...West 20 to 30 mph with gusts up to 45 mph.

* Timing... This afternoon through late evening.

* Impacts...Travel in high profile vehicles may be difficult.
  Power fluctuations are possible. Loose outdoor objects may be
  blown around.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$
2 follow-up statements
363 
WWUS71 KRLX 061748
NPWRLX

URGENT - WEATHER MESSAGE
National Weather Service Charleston WV
148 PM EDT Thu Apr 6 2017

KYZ101>103-105-VAZ003-004-070200-
/O.CON.KRLX.WI.Y.0005.000000T0000Z-170407T0300Z/
Greenup-Carter-Boyd-Lawrence KY-Dickenson-Buchanan-
Including the cities of Flatwoods, Greenup, Grayson, Olive Hill, 
Ashland, Louisa, Clintwood, Grundy, and Vansant
148 PM EDT Thu Apr 6 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS EVENING...

* Winds...West 20 to 30 mph with gusts up to 45 mph.

* Timing... This afternoon through late evening.

* Impacts...Travel in high profile vehicles may be difficult.
  Power losses possible. Loose outdoor objects may be blown
  around.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$
145 
WWUS71 KRLX 070221
NPWRLX

URGENT - WEATHER MESSAGE
National Weather Service Charleston WV
1021 PM EDT Thu Apr 6 2017


KYZ101>103-105-VAZ003-004-070330-
/O.CAN.KRLX.WI.Y.0005.000000T0000Z-170407T0300Z/
Greenup-Carter-Boyd-Lawrence KY-Dickenson-Buchanan-
Including the cities of Flatwoods, Greenup, Grayson, Olive Hill, 
Ashland, Louisa, Clintwood, Grundy, and Vansant
1021 PM EDT Thu Apr 6 2017

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Charleston has cancelled the Wind
Advisory.

There have not been any wind gusts to 46 mph over the past few
hours. Winds will continue to gust between 30 to 40 mph tonight,
but will remain below advisory criteria.  

$$

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 5, 8:21 PM EDTSpecial Weather StatementRLXBoyd, Carter, Greenup54 min
Apr 5, 9:07 PM EDTSevere Thunderstorm WarningRLXCarter, Greenup, Lawrence53 min
Apr 5, 9:24 PM EDTSpecial Weather StatementRLXBoyd, Greenup, Lawrence66 min
Apr 5, 9:43 PM EDTSevere Thunderstorm WarningRLXBoyd, Carter, Greenup32 min
Apr 5, 10:37 PM EDTSpecial Weather StatementRLXBuchanan, Dickenson38 min
Apr 5, 11:12 PM EDTSpecial Weather StatementRLXBuchanan63 min

Nearby

Wind Advisories in Kentucky, 2017Wind Advisories in Virginia, 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.