Alert archive / Mississippi / Wind Advisories in 2011

Wind Advisory 9, NWS Jackson, MS

April 18, 201111 counties in Mississippi; East Carroll Parish, Morehouse Parish, West Carroll Parish, Louisiana; Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this wind advisory at Apr 18, 2011, 3:48 PM CDT for 11 counties in Mississippi; East Carroll Parish, Morehouse Parish, West Carroll Parish, Louisiana; Ashley County, Chicot County, Arkansas. It took effect at Apr 19, 2011, 10:00 AM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Apr 18, 2011, 3:48 PM CDT (20:48 UTC)
In effect from
Apr 19, 2011, 10:00 AM CDT
Expired
Apr 19, 2011, 7:00 PM CDT
In force
9 hr
Issued by
NWS Jackson, MS

Counties Ashley County, AR, Chicot County, AR, East Carroll Parish, LA, Morehouse Parish, LA, West Carroll Parish, LA, Bolivar County, MS, Carroll County, MS, Grenada County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Leflore County, MS, Sharkey County, MS, Sunflower County, MS, Washington County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 126 km from the middle of the area, began a volume at 20:50 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

Jackson, MS (KJAN), launched 12:00Z, 8.8 hours before the alert went out and 117 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, Jackson, MS at 12:00Z on 2011-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 222 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, Jackson, MS at 12:00Z on 2011-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 266 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
222 J/kg
Mixed-layer CIN
-346 J/kg
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
266 m²/s²
0-3 km storm-relative helicity
311 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

358 
WWUS74 KJAN 182048
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
348 PM CDT MON APR 18 2011

...WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF THE ARKLAMISS ON
TUESDAY...

ARZ074-075-LAZ007>009-MSZ018-019-025>027-034>036-040>042-190500-
/O.NEW.KJAN.WI.Y.0009.110419T1500Z-110420T0000Z/
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-WASHINGTON-HUMPHREYS-HOLMES-
ISSAQUENA-SHARKEY-YAZOO-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP...
OAK GROVE...EPPS...LAKE PROVIDENCE...CLEVELAND...INDIANOLA...
RULEVILLE...GREENWOOD...GRENADA...VAIDEN...NORTH CARROLLTON...
CARROLLTON...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA...
LEXINGTON...PICKENS...GOODMAN...MAYERSVILLE...ROLLING FORK...
ANGUILLA...YAZOO CITY
348 PM CDT MON APR 18 2011

...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM TO 7 PM CDT TUESDAY. 

* TIMING: SOUTHERLY WINDS WILL INCREASE AND BECOME GUSTY BY MID
  MORNING TUESDAY AHEAD WELL AHEAD OF A COLD FRONT MOVING THROUGH THE
  PLAINS STATES. WINDS WILL REMAIN RATHER STRONG TUESDAY
  EVENING...BUT SHOULD REDUCE BELOW ADVISORY CRITERIA AFTER BY 7 PM.

* WINDS: SUSTAINED SOUTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED WITH
  OCCASIONAL WIND GUSTS OF 40 MPH.

* IMPACTS: GUSTS OF 40 TO 45 MPH OCCASIONALLY BRING DOWN LARGE 
  LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY 
  DAMAGE. VEHICLES TRAVELING IN EAST OR WEST DIRECTIONS WILL BE 
  ESPECIALLY SUSCEPTIBLE TO STRONG CROSS WINDS THIS MORNING AND 
  AFTERNOON. WATER CONDITIONS ON LARGER LAKES AND RIVERS WILL 
  BECOME VERY ROUGH AS WELL. 

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.

&&

$$

50
3 follow-up statements
653 
WWUS74 KJAN 190256 AAA
NPWJAN

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE JACKSON MS
956 PM CDT MON APR 18 2011

...WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF THE ARKLAMISS TUESDAY...

ARZ074-075-LAZ007>009-MSZ018-019-025>027-034>036-040>042-191100-
/O.CON.KJAN.WI.Y.0009.110419T1500Z-110420T0000Z/
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-WASHINGTON-HUMPHREYS-HOLMES-
ISSAQUENA-SHARKEY-YAZOO-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP...
OAK GROVE...EPPS...LAKE PROVIDENCE...CLEVELAND...INDIANOLA...
RULEVILLE...GREENWOOD...GRENADA...VAIDEN...NORTH CARROLLTON...
CARROLLTON...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA...
LEXINGTON...PICKENS...GOODMAN...MAYERSVILLE...ROLLING FORK...
ANGUILLA...YAZOO CITY
956 PM CDT MON APR 18 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM CDT
TUESDAY...

A WIND ADVISORY IS IN EFFECT FROM 10 AM TO 7 PM CDT TUESDAY.

* TIMING: SOUTHERLY WINDS WILL INCREASE AND BECOME GUSTY BY MID
  MORNING TUESDAY WELL AHEAD OF A COLD FRONT MOVING THROUGH THE
  PLAINS STATES. WINDS WILL REMAIN RATHER STRONG TUESDAY
  EVENING...BUT SHOULD DROP BELOW ADVISORY CRITERIA AFTER BY 7 PM.

* WINDS: SUSTAINED SOUTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED WITH
  OCCASIONAL GUSTS TO 40 MPH.

* IMPACTS: GUSTS OF 40 TO 45 MPH OCCASIONALLY BRING DOWN LARGE 
  LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY 
  DAMAGE. VEHICLES TRAVELING IN EAST OR WEST DIRECTIONS WILL BE 
  ESPECIALLY SUSCEPTIBLE TO STRONG CROSS WINDS THIS MORNING AND 
  AFTERNOON. WATER CONDITIONS ON LARGER LAKES AND RIVERS WILL 
  BECOME VERY ROUGH AS WELL. 

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.

&&

$$

22
161 
WWUS74 KJAN 190922
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
422 AM CDT TUE APR 19 2011

...WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF THE ARKLAMISS
TODAY...

ARZ074-075-LAZ007>009-MSZ018-019-025>027-034>036-040>042-191730-
/O.CON.KJAN.WI.Y.0009.110419T1500Z-110420T0000Z/
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-WASHINGTON-HUMPHREYS-HOLMES-
ISSAQUENA-SHARKEY-YAZOO-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP...
OAK GROVE...EPPS...LAKE PROVIDENCE...CLEVELAND...INDIANOLA...
RULEVILLE...GREENWOOD...GRENADA...VAIDEN...NORTH CARROLLTON...
CARROLLTON...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA...
LEXINGTON...PICKENS...GOODMAN...MAYERSVILLE...ROLLING FORK...
ANGUILLA...YAZOO CITY
422 AM CDT TUE APR 19 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
CDT THIS EVENING. 

* TIMING: SOUTHERLY WINDS WILL INCREASE AND BECOME GUSTY BY MID
  MORNING WELL AHEAD OF A COLD FRONT MOVING THROUGH THE PLAINS
  STATES. WINDS WILL REMAIN RATHER STRONG THIS EVENING...BUT SHOULD
  DROP BELOW ADVISORY CRITERIA AFTER 7 PM.

* WINDS: SUSTAINED SOUTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED 
  WITH OCCASIONAL GUSTS TO 40 MPH. 

* IMPACTS: GUSTS OF 40 TO 45 MPH OCCASIONALLY BRING DOWN LARGE 
  LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY 
  DAMAGE. VEHICLES TRAVELING IN EAST OR WEST DIRECTIONS WILL BE 
  ESPECIALLY SUSCEPTIBLE TO STRONG CROSS WINDS THIS MORNING AND 
  AFTERNOON. WATER CONDITIONS ON LARGER LAKES AND RIVERS WILL 
  BECOME VERY ROUGH AS WELL. 

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.

&&

$$

28
490 
WWUS74 KJAN 191516
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
1016 AM CDT TUE APR 19 2011

...WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF THE ARKLAMISS
TODAY...

ARZ074-075-LAZ007>009-MSZ018-019-025>027-034>036-040>042-192330-
/O.CON.KJAN.WI.Y.0009.000000T0000Z-110420T0000Z/
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-BOLIVAR-
SUNFLOWER-LEFLORE-GRENADA-CARROLL-WASHINGTON-HUMPHREYS-HOLMES-
ISSAQUENA-SHARKEY-YAZOO-
INCLUDING THE CITIES OF...CROSSETT...NORTH CROSSETT...HAMBURG...
WEST CROSSETT...DERMOTT...LAKE VILLAGE...EUDORA...BASTROP...
OAK GROVE...EPPS...LAKE PROVIDENCE...CLEVELAND...INDIANOLA...
RULEVILLE...GREENWOOD...GRENADA...VAIDEN...NORTH CARROLLTON...
CARROLLTON...GREENVILLE...BELZONI...ISOLA...DURANT...TCHULA...
LEXINGTON...PICKENS...GOODMAN...MAYERSVILLE...ROLLING FORK...
ANGUILLA...YAZOO CITY
1016 AM CDT TUE APR 19 2011

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

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

* TIMING: SOUTHERLY WINDS WILL BE QUITE STRONG AND GUSTY THROUGH THE
  AFTERNOON WELL AHEAD OF A COLD FRONT MOVING THROUGH THE PLAINS
  STATES. WINDS WILL REMAIN RATHER STRONG THIS EVENING...BUT SHOULD
  DROP BELOW ADVISORY CRITERIA AFTER 7 PM.

* WINDS: SUSTAINED SOUTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED 
  WITH OCCASIONAL GUSTS TO 40 MPH. 

* IMPACTS: GUSTS OF 40 TO 45 MPH OCCASIONALLY BRING DOWN LARGE 
  LIMBS AND ROTTED TREES CAUSING SERIOUS INJURY AND PROPERTY 
  DAMAGE. VEHICLES TRAVELING IN EAST OR WEST DIRECTIONS WILL BE 
  ESPECIALLY SUSCEPTIBLE TO STRONG CROSS WINDS THIS MORNING AND 
  AFTERNOON. WATER CONDITIONS ON LARGER LAKES AND RIVERS WILL 
  BECOME VERY ROUGH AS WELL. 

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.

&&

$$

50

Nearby

Wind Advisories in Mississippi, 2011Wind Advisories in Louisiana, 2011Wind Advisories in Arkansas, 2011Every wind advisory in 2011

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.