Alert archive / Mississippi / High Wind Warnings in 2011

High Wind Warning 1, NWS Jackson, MS

April 26, 20116 counties in Mississippi

NWS Jackson, MS issued this high wind warning at Apr 26, 2011, 6:10 AM CDT for 6 counties in Mississippi. It was in force for 110 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 26, 2011, 6:10 AM CDT (11:10 UTC)
Expired
Apr 26, 2011, 8:00 AM CDT
In force
110 min
Issued by
NWS Jackson, MS

Counties Attala County, MS, Hinds County, MS, Leake County, MS, Madison County, MS, Rankin County, MS, Scott County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 35 km from the middle of the area, began a volume at 11:13 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.

What was reported inside it

TimeReportWhereRemark
Apr 26, 7:20 AM CDTNON-TSTM WND DMGCarthage, MSA COUPLE OF TREES WERE DOWN BLOCKING HIGHWAY 35.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 11.2 hours before the alert went out and 35 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 00:00Z on 2011-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1103 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 00:00Z on 2011-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 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
1103 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
1306 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.8

Open this sounding in Storm Lab

The text

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

427 
WWUS74 KJAN 261110
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
610 AM CDT TUE APR 26 2011

...HIGHS WINDS IMPACTING THE METRO AREA THROUGH 700 AM...

MSZ043-048-049-261215-
/O.NEW.KJAN.HW.W.0001.110426T1110Z-110426T1200Z/
MADISON MS-HINDS-RANKIN-
INCLUDING THE CITIES OF...RIDGELAND...MADISON...CANTON...
JACKSON...PEARL...BRANDON...RICHLAND
610 AM CDT TUE APR 26 2011

...HIGH WIND WARNING IN EFFECT UNTIL 7 AM CDT THIS MORNING...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 7 AM CDT THIS MORNING. 


* TIMING: IMMEDIATELY AS RAIN ENDING ACROSS THE METRO IN THE WAKE ]
          OF THUNDERSTORM COMPLEX.

* WINDS: WINDS GUSTING TO BETWEEN 50 AND 60 MPH.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

40
2 follow-up statements
357 
WWUS74 KJAN 261153
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
653 AM CDT TUE APR 26 2011

...HIGHS WINDS HEADING NORTHEAST FROM THE METRO AREA THROUGH 800 AM...

MSZ048-261300-
/O.CAN.KJAN.HW.W.0001.000000T0000Z-110426T1200Z/
HINDS-
INCLUDING THE CITY OF...JACKSON
653 AM CDT TUE APR 26 2011

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS CANCELLED THE HIGH
WIND WARNING. 

WINDS HAVE DIMINISHED AS A LOW LEVEL JET CORE 50 TO 60 MPH 
HAVE MOVED OFF TO THE NORTHEAST FROM THE IMMEDIATE DOWNTOWN AREA.

$$

MSZ037-044-050-261300-
/O.EXB.KJAN.HW.W.0001.000000T0000Z-110426T1300Z/
ATTALA-LEAKE-SCOTT-
INCLUDING THE CITIES OF...KOSCIUSKO...CARTHAGE...FOREST...MORTON
653 AM CDT TUE APR 26 2011

...HIGH WIND WARNING IN EFFECT UNTIL 8 AM CDT THIS MORNING...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 8 AM CDT THIS MORNING. 

* TIMING: IMMEDIATELY AS RAIN ENDING FROM THE RESERVOIR AREA IN THE
          WAKE OF THUNDERSTORM COMPLEX.

* WINDS: WINDS GUSTING TO BETWEEN 50 AND 60 MPH.

HIGH WINDS APPEARED TO BE RESULTING FROM AN INTENSIFYING LOW LEVEL 
JET MOVING NORTHEASTWARD INTO THE BACK EDGE OF RAIN THAT WAS ENDING
FROM WEST TO EAST ACROSS CENTRAL MISSISSIPPI. THESE WINDS WERE MOST 
INTENSE FROM THE CANTON AREA HEADING TOWARD CARTHAGE AND KOSCIUSKO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MSZ043-049-261300-
/O.EXT.KJAN.HW.W.0001.000000T0000Z-110426T1300Z/
MADISON MS-RANKIN-
INCLUDING THE CITIES OF...RIDGELAND...MADISON...CANTON...PEARL...
BRANDON...RICHLAND
653 AM CDT TUE APR 26 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 AM CDT THIS MORNING...

THE HIGH WIND WARNING IS EXTENDED UNTIL 8 AM CDT THIS MORNING.

* TIMING: IMMEDIATELY AS RAIN ENDING FROM THE RESERVOIR AREA IN THE
          WAKE OF THUNDERSTORM COMPLEX.

* WINDS: WINDS GUSTING TO BETWEEN 50 AND 60 MPH.

WINDS SHOULD DIMINISH QUICKLY BETWEEN 730 AND 800 AM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

40
278 
WWUS74 KJAN 261314
NPWJAN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
814 AM CDT TUE APR 26 2011

...HIGH WIND EPISODE DIMINISHES ACROSS CENTRAL MISSISSIPPI...

MSZ037-043-044-049-050-261415-
/O.EXP.KJAN.HW.W.0001.000000T0000Z-110426T1300Z/
ATTALA-MADISON MS-LEAKE-RANKIN-SCOTT-
INCLUDING THE CITIES OF...KOSCIUSKO...RIDGELAND...MADISON...
CANTON...CARTHAGE...PEARL...BRANDON...RICHLAND...FOREST...MORTON
814 AM CDT TUE APR 26 2011

...HIGH WIND WARNING HAS EXPIRED...

THE HIGH WIND WARNING IS NO LONGER IN EFFECT. THE SOUTHEAST WINDS
HAVE DIMINISHED BEHIND THE ENDING RAIN SHIELD ACROSS CENTRAL 
MISSISSIPPI. WINDS MAY STILL GUST FROM 30 TO 40 MPH AT TIMES
ONCE THE RAIN ENDS IN EASTERN MISSISSIPPI BUT OVERALL PRESSURE 
GRADIENT FIELDS APPEAR TO BE RELAXING SOMEWHAT. 


$$

40

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 25, 9:12 PM CDTSpecial Weather StatementJANBolivar, Leflore, Sunflower, Washington68 min
Apr 25, 9:55 PM CDTSevere Thunderstorm WarningJANBolivar65 min
Apr 25, 10:52 PM CDTSevere Thunderstorm WarningJANBolivar, Sunflower, Washington53 min
Apr 25, 11:17 PM CDTFlash Flood WarningJANBolivar, Issaquena, Washington98 min
Apr 25, 11:39 PM CDTFlash Flood WarningJANSunflower108 min
Apr 25, 11:42 PM CDTSevere Thunderstorm WarningJANBolivar, Leflore, Sunflower, Washington48 min
Apr 26, 12:06 AM CDTSevere Thunderstorm WarningJANCarroll, Grenada, Leflore, Montgomery54 min
Apr 26, 12:25 AM CDTFlash Flood WarningJANCarroll, Grenada, Leflore, Sunflower92 min
Apr 26, 12:59 AM CDTSpecial Weather StatementJANMontgomery, Webster31 min
Apr 26, 3:11 AM CDTSpecial Weather StatementJANClaiborne, Warren74 min
Apr 26, 3:22 AM CDTSpecial Weather StatementJANAdams, Claiborne, Jefferson38 min
Apr 26, 3:29 AM CDTTornado WarningJANBolivar46 min
Apr 26, 4:04 AM CDTSpecial Weather StatementJANAdams, Claiborne, Franklin, Hinds, Jefferson, Warren31 min
Apr 26, 4:12 AM CDTSevere Thunderstorm WarningJANBolivar, Sunflower33 min
Apr 26, 4:18 AM CDTSevere Thunderstorm WarningJANAdams, Claiborne, Copiah, Franklin, Jefferson, Lincoln42 min
Apr 26, 5:13 AM CDTSpecial Weather StatementJANLincoln32 min
Apr 26, 5:42 AM CDTSpecial Weather StatementJANJefferson Davis, Lawrence58 min
Apr 26, 5:59 AM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis, Lawrence, Simpson46 min
Apr 26, 6:13 AM CDTTornado WarningJANCovington, Jefferson Davis, Lawrence, Simpson, Smith47 min
Apr 26, 6:19 AM CDTSevere Thunderstorm WarningJANSimpson, Smith41 min
Apr 26, 6:33 AM CDTSevere Thunderstorm WarningJANCovington, Jefferson Davis, Jones42 min
Apr 26, 7:01 AM CDTSevere Thunderstorm WarningJANJasper, Jones, Smith44 min
Apr 26, 7:07 AM CDTSevere Thunderstorm WarningJANJasper, Newton38 min
Apr 26, 7:13 AM CDTSevere Thunderstorm WarningJANJones62 min
Apr 26, 7:19 AM CDTSpecial Weather StatementJANForrest, Lamar31 min
Apr 26, 7:36 AM CDTFlash Flood WatchJANAttala, Bolivar, Carroll, Choctaw, Clay, Grenada and 19 more32 hr
Apr 26, 7:37 AM CDTSevere Thunderstorm WarningJANClarke, Jasper, Lauderdale, Newton53 min
Apr 26, 7:42 AM CDTSpecial Weather StatementJANKemper33 min
Apr 26, 8:05 AM CDTSevere Thunderstorm WarningJANForrest, Lamar40 min
Apr 26, 8:27 AM CDTSpecial Weather StatementJANClay, Lowndes, Oktibbeha73 min
Apr 26, 8:29 AM CDTSevere Thunderstorm WarningJANClarke31 min
Apr 26, 8:30 AM CDTSpecial Weather StatementJANNoxubee30 min
Apr 26, 11:49 AM CDTRiver Flood WarningJANCarroll, Leflore48 hr
Apr 26, 11:49 AM CDTRiver Flood WarningJANSunflower5 days
Apr 26, 1:48 PM CDTWind AdvisoryJANAdams, Attala, Bolivar, Carroll, Choctaw, Claiborne and 41 more29 hr
Apr 26, 6:20 PM CDTTornado WarningJANBolivar37 min

Nearby

High Wind Warnings in Mississippi, 2011Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.