Alert archive / Arkansas / Special Weather Statements in 2016

Special Weather Statement, NWS Jackson, MS

January 8, 2016Chicot County, Arkansas

NWS Jackson, MS issued this special weather statement at Jan 8, 2016, 10:43 PM CST for Chicot County, Arkansas. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 8, 2016, 10:43 PM CST (04:43 UTC)
Expired
Jan 8, 2016, 11:15 PM CST
In force
32 min
Issued by
NWS Jackson, MS

County Chicot County, AR

The radar

The Little Rock radar (KLZK), 175 km from the middle of the area, began a volume at 04:46 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

Shreveport, LA (KBAD), launched 00:00Z, 4.7 hours before the alert went out and 250 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, Shreveport, LA at 00:00Z on 2016-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 418 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 00:00Z on 2016-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 square meters per square second.1939587897117136Sfc1 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
418 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
793 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
241 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, MS wrote its last area forecast discussion before this special weather statement went out at Jan 8, 10:11 PM CST, 32 minutes earlier.

Area forecast discussion, Jan 8, 10:11 PM CST, 32 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSON MS
1011 PM CST FRI JAN 8 2016

.DISCUSSION...STORMS CONTINUE TO DEVELOP TO THE WEST. MODELS CONTINUE
TO SHOW GOOD LAPSE RATES AS THE UPPER TROUGH AXIS PASSES TONIGHT.
THE POTENTIAL REMAINS FOR ONE INCH HAIL THROUGH TONIGHT...MAINLY FOR
THE WESTERN ZONES...BUT STORMS MAY SPREAD OVER INTO THE I-55
CORRIDOR BEFORE DAYBREAK. THE LEADING EDGE OF THE RAIN WAS FINALLY
MOVING INTO THE CWA. ADJUSTED THE POPS TO START THE RAIN AROUND 3Z.
TEMPERATURES IN THE EAST/NORTHEAST ZONES WERE ABLE TO COOL A LITTLE
MORE THAN EXPECTED...SO ADJUSTED THE LOWS. TEMPERATURES WERE ALREADY
CLIMBING OR BACK IN THE MID 50S...SO STEADY VALUES IN THE MID 50S
THROUGH THE NIGHT SEEMED GOOD. THE BIGGEST CHANGE WAS ADDING AREAS OF
FOG. FOG WAS WIDESPREAD BUT DENSE IN PATCHES. ADDED AN ELEVATED RISK
FOR FOG FOR THE ENTIRE AREA FOR TONIGHT. THE FOG MAY HAVE TO BE
EXTENDED INTO THE MORNING...ESPECIALLY IF THE BOUNDARY SLOWS. THE
FORECAST WAS ALREADY OUT.

&&

.AVIATION...CLOUDS ARE FILTERING BACK INTO THE REGION TONIGHT
AHEAD OF AN APPROACHING VIGOROUS STORM SYSTEM. IN ADDITION...SOME
FOG HAS DEVELOPED AT A FEW TAF SITES AND IS DROPPING VISIBILITIES.
DENSE FOG HAS DEVELOPED WHICH HAS DROPPED VIS TO A QUARTER OF A MILE
AT TIMES. EXPECT THIS TREND TO CONTINUE UNTIL THE RAIN AND
THUNDERSTORMS MOVE INTO THE REGION OVERNIGHT. MODEL TIMING HAS THE
MAIN LINE OF STORMS AFFECTING WESTERN SITES AROUND 06Z...I-55 SITES
AROUND 10-12Z AND STORMS DIMINISHING AS THEY TRACK FURTHER EAST.
THESE STORMS WILL CAUSE MVFR TO IFR AND EVEN LIFR CEILING AND VIS
RESTRICTIONS. ADDITIONAL STORMS POSSIBLE FOR I-55 TAF SITES AND EAST
TOMORROW AFTERNOON. OTHERWISE...CATEGORIES SHOULD IMPROVE. /28/

&&

.PRELIMINARY POINT TEMPS/POPS...
JACKSON       50  65  37  42 /  70  66  10   5
MERIDIAN      53  65  38  45 /  23  75  13   6
VICKSBURG     55  64  36  44 /  81  40   9   4
HATTIESBURG   55  71  41  48 /  26  75   7   4
NATCHEZ       56  63  37  44 /  81  30   6   4
GREENVILLE    54  59  32  39 /  78  62  14   6
GREENWOOD     50  61  33  38 /  76  74  17   6

&&

.JAN WATCHES/WARNINGS/ADVISORIES...
MS...NONE.
LA...NONE.
AR...NONE.
&&

JAN/JAN/
Hazardous weather outlook, Jan 8, 9:41 PM CST, 1 hour 2 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
941 PM CST FRI JAN 8 2016

ARZ074-075-LAZ007>009-015-016-023>026-MSZ047-053-059>061-100345-
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-
MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-WARREN-
CLAIBORNE-JEFFERSON-ADAMS-FRANKLIN MS-
941 PM CST FRI JAN 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
ARKANSAS...NORTHEAST LOUISIANA...SOUTHWEST MISSISSIPPI...AND WEST
CENTRAL MISSISSIPPI.

.DAY ONE...THE REST OF TONIGHT AND SATURDAY

SEVERE THUNDERSTORMS
THREAT...LIMITED
TIMING...REMAINDER OF TONIGHT

FOG
THREAT...ELEVATED
TIMING...REMAINDER OF TONIGHT

STORMS MOVING INTO THE AREA TONIGHT MAY PRODUCE QUARTER SIZED
HAIL AND DAMAGING WIND GUSTS. FREQUENT DANGEROUS LIGHTNING AND HEAVY
DOWNPOURS ARE LIKELY. IN ADDITION...AREAS OF FOG CAN BE EXPECTED
ACROSS THE AREA TONIGHT. VISIBILITIES MAY BE REDUCED TO ONE QUARTER
MILE OR LESS AT TIMES.

(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=2)
(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=3)

.DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH THURSDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED FOR PORTIONS OF THE REGION THE REST
OF TONIGHT.

MSZ034-035-040>042-048-054-062-100345-
WASHINGTON-HUMPHREYS-ISSAQUENA-SHARKEY-YAZOO-HINDS-COPIAH-LINCOLN-
941 PM CST FRI JAN 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MISSISSIPPI...NORTHWEST MISSISSIPPI...SOUTH CENTRAL MISSISSIPPI...
AND WEST CENTRAL MISSISSIPPI.

.DAY ONE...THE REST OF TONIGHT AND SATURDAY

SEVERE THUNDERSTORMS
THREAT...LIMITED
TIMING...REMAINDER OF TONIGHT THROUGH SATURDAY

FOG
THREAT...ELEVATED
TIMING...REMAINDER OF TONIGHT

STORMS MOVING INTO THE AREA LATE TONIGHT THROUGH SATURDAY MAY
PRODUCE QUARTER SIZED HAIL AND DAMAGING WIND GUSTS. FREQUENT
DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE LIKELY. IN
ADDITION...AREAS OF FOG CAN BE EXPECTED ACROSS THE AREA TONIGHT.
VISIBILITIES MAY BE REDUCED TO ONE QUARTER MILE OR LESS AT TIMES.

(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=2)
(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=3)

.DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH THURSDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED FOR PORTIONS OF THE REGION REST OF
TONIGHT THROUGH SATURDAY.

MSZ018-019-025>033-036>039-043>045-049-050-100345-
BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CLAY-
LOWNDES-CHOCTAW-OKTIBBEHA-HOLMES-ATTALA-WINSTON-NOXUBEE-
MADISON MS-LEAKE-NESHOBA-RANKIN-SCOTT-
941 PM CST FRI JAN 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MISSISSIPPI...EAST CENTRAL MISSISSIPPI...AND NORTH CENTRAL
MISSISSIPPI.

.DAY ONE...THE REST OF TONIGHT AND SATURDAY

FOG
THREAT...ELEVATED
TIMING...REMAINDER OF TONIGHT

SEVERE THUNDERSTORMS
THREAT...LIMITED
TIMING...SATURDAY

AREAS OF FOG CAN BE EXPECTED ACROSS THE AREA TONIGHT. VISIBILITIES
MAY BE REDUCED TO ONE QUARTER MILE OR LESS AT TIMES. STORMS MOVING
INTO THE AREA SATURDAY MAY PRODUCE QUARTER SIZED HAIL AND DAMAGING
WIND GUSTS. FREQUENT DANGEROUS LIGHTNING AND HEAVY DOWNPOURS ARE
LIKELY.

(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=2)
(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=3)

.DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH THURSDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED FOR PORTIONS OF THE REGION SATURDAY.

MSZ046-051-052-055>058-063>066-072>074-100345-
KEMPER-NEWTON-LAUDERDALE-SIMPSON-SMITH-JASPER-CLARKE-LAWRENCE-
JEFFERSON DAVIS-COVINGTON-JONES-MARION-LAMAR-FORREST-
941 PM CST FRI JAN 8 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MISSISSIPPI...EAST CENTRAL MISSISSIPPI...SOUTH CENTRAL
MISSISSIPPI...AND SOUTHEAST MISSISSIPPI.

.DAY ONE...THE REST OF TONIGHT AND SATURDAY

FOG
THREAT...ELEVATED
TIMING...REMAINDER OF TONIGHT

FOG CAN BE EXPECTED ACROSS THE AREA TONIGHT. VISIBILITIES MAY BE
REDUCED TO ONE QUARTER MILE OR LESS AT TIMES.

(WWW.SRH.NOAA.GOV/GRAPHICAST.PHP?SITE=JAN&GC=3)

.DAYS TWO THROUGH SEVEN...SATURDAY NIGHT THROUGH THURSDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER CALL TO ACTION STATEMENT...
THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS IS NOT EXPECTED THROUGH NEXT THURSDAY.

21

&&

...HAZARD LEGEND...

*SEVERE THUNDERSTORMS*
EXTREME...CONFIDENT IN SEVERE THUNDERSTORMS WITH WIND GUSTS OF
 75 MPH OR GREATER AND/OR 2 INCH DIAMETER OR LARGER HAIL.
SIGNIFICANT...SEVERE THUNDERSTORMS POSSIBLE WITH WIND GUSTS OF
 75 MPH OR GREATER AND/OR 2 INCH DIAMETER OR LARGER HAIL.
ELEVATED...CONFIDENT IN SEVERE THUNDERSTORMS WITH WINDS GUSTS OF
 60 MPH OR GREATER AND/OR 1 INCH DIAMETER OR LARGER HAIL.
LIMITED...SEVERE THUNDERSTORMS POSSIBLE WITH WIND GUSTS OF 60
 MPH OR GREATER AND/OR 1 INCH DIAMETER OR LARGER HAIL.

*FOG*
EXTREME...WIDESPREAD FOG WITH VISIBILITIES NEAR ZERO.
SIGNIFICANT...FOG WITH VISIBILITIES LESS THAN OR EQUAL TO 1/4
 MILE LIKELY.
ELEVATED...FOG WITH VISIBILITIES LESS THAN OR EQUAL TO 1/4 MILE
 POSSIBLE.
LIMITED...PATCHY FOG WITH VISIBILITIES LESS THAN OR EQUAL TO 1/4
 MILE POSSIBLE.

...USEFUL WEATHER WEB PAGES (URLS)...

NWS JAN HOME PAGE...
   WWW.WEATHER.GOV/JAN
STAY AWARE, STAY SAFE NWS JAN BRIEFING PAGE...
   WWW.SRH.NOAA.GOV/JAN/?N=SAFE
FIND NWS JAN ON FACEBOOK...
   WWW.FACEBOOK.COM/NWSJACKSONMS
FOLLOW NWS JAN ON TWITTER...
   @NWSJACKSONMS

...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES...

STORM PREDICTION CENTER (SPC)...
   WWW.SPC.NOAA.GOV/
SPC...MESO ANALYSIS...
   WWW.SPC.NOAA.GOV/EXPER/MESOANALYSIS/NEW/#
SPC...DAY 1 THROUGH 3 OUTLOOKS...
   WWW.SPC.NOAA.GOV/PRODUCTS/OUTLOOK/
SPC...STORM REPORTS...
   WWW.SPC.NOAA.GOV/CLIMO/
NWS JAN CURRENT SVR/TOR WATCHES...
   WWW.SRH.NOAA.GOV/RTIMAGES/JAN/WATCH/TOASVA.PNG

   PLEASE CONVERT ALL WEB ADDRESSES TO LOWER CASE BEFORE ENTERING!

In the hours before

Special weather statement, Jan 8, 10:43 PM CST, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jan 9, 2:40 AM CSTSpecial Weather StatementJANGrenada, Montgomery, Webster35 min
Jan 9, 11:29 AM CSTSpecial Weather StatementJANCopiah46 min
Jan 9, 2:19 PM CSTSpecial Weather StatementJANNoxubee26 min
Jan 9, 2:28 PM CSTSpecial Weather StatementJANWebster32 min

Nearby

Special Weather Statements in Arkansas, 2016Every special weather statement 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.