Alert archive / Missouri / Special Weather Statements in 2021

Special Weather Statement, NWS Paducah, KY

July 30, 2021Wayne County, Missouri

NWS Paducah, KY issued this special weather statement at Jul 30, 2021, 5:46 PM CDT for Wayne County, Missouri. It was in force for 59 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
Jul 30, 2021, 5:46 PM CDT (22:46 UTC)
Expired
Jul 30, 2021, 6:45 PM CDT
In force
59 min
Issued by
NWS Paducah, KY

County Wayne County, MO

The radar

The Paducah radar (KPAH), 171 km from the middle of the area, began a volume at 22:46 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

Little Rock, AR (KLZK), launched 12:00Z, 10.8 hours before the alert went out and 259 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, Little Rock, AR at 12:00Z on 2021-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1488 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, Little Rock, AR at 12:00Z on 2021-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.1939Sfc1 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
1488 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
1451 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Paducah, KY wrote its last area forecast discussion before this special weather statement went out at Jul 30, 5:37 PM CDT, 9 minutes earlier.

Area forecast discussion, Jul 30, 5:37 PM CDT, 9 minutes before
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Hazardous weather outlook, Jul 30, 3:33 PM CDT, 2 hours 13 minutes before
Hazardous Weather Outlook
National Weather Service Paducah KY
333 PM CDT Fri Jul 30 2021

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-312045-
Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton-
White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope-
Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh-
Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves-
Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell-
Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean-
Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter-
Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
333 PM CDT Fri Jul 30 2021

This Hazardous Weather Outlook is for portions of southern
Illinois, southwest Indiana, western Kentucky, and southeast
Missouri.

.DAY ONE...This Afternoon and Tonight

A Heat Advisory remains in effect for parts of southeast Missouri,
mainly from New Madrid to Poplar Bluff to Greenville westward.

Isolated to scattered thunderstorms will persist over the Ozark
foothills of southeast Missouri through early this evening. The
main hazards will be locally heavy rain and gusty winds.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Scattered to numerous thunderstorms are forecast Saturday and
Saturday night. The strongest storms are expected to be mainly
along and west of a line from Carbondale Illinois to Hopkinsville
Kentucky, where localized flooding and isolated damaging winds
are possible.

.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated at this time.

York

In the hours before

Special weather statement, Jul 30, 4:09 PM CDT, 1 hour 37 minutes before
Special Weather Statement
National Weather Service Paducah KY
409 PM CDT Fri Jul 30 2021

MOZ108-109-302130-
Butler MO-Ripley MO-
409 PM CDT Fri Jul 30 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN RIPLEY AND
SOUTHWESTERN BUTLER COUNTIES UNTIL 430 PM CDT...

At 409 PM CDT, Doppler radar was tracking a strong thunderstorm over
Neelyville, or 12 miles north of Corning, moving southwest at 5 mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Neelyville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
office in Paducah.

&&

LAT...LON 3650 9063 3666 9053 3658 9042 3650 9046
TIME...MOT...LOC 2109Z 023DEG 6KT 3659 9050

SMITH
Special weather statement, Jul 30, 4:17 PM CDT, 1 hour 29 minutes before
Special Weather Statement
National Weather Service Paducah KY
417 PM CDT Fri Jul 30 2021

MOZ108-109-302145-
Butler MO-Ripley MO-
417 PM CDT Fri Jul 30 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN RIPLEY AND
NORTHWESTERN BUTLER COUNTIES UNTIL 445 PM CDT...

At 417 PM CDT, Doppler radar was tracking a strong thunderstorm over
Milltown, or 7 miles west of Poplar Bluff. This storm was nearly
stationary.

Penny size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Poplar Bluff and Milltown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
office in Paducah.

&&

LAT...LON 3679 9071 3686 9058 3679 9047 3667 9055
TIME...MOT...LOC 2117Z 260DEG 1KT 3678 9055

SMITH
Local storm report, Jul 30, 5:08 PM CDT, 38 minutes before
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Special weather statement, Jul 30, 5:16 PM CDT, 30 minutes before
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Special weather statement, Jul 30, 5:46 PM CDT, 0 minutes before
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The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 29, 9:28 PM CDTSpecial Weather StatementPAHEdwards, Wabash32 min
Jul 29, 9:56 PM CDTSpecial Weather StatementPAHEdwards34 min
Jul 29, 10:58 PM CDTAreal Flood AdvisoryPAHEdwards, Wabash3 hr
Jul 30, 4:09 PM CDTSpecial Weather StatementPAHButler21 min
Jul 30, 4:17 PM CDTSpecial Weather StatementPAHButler28 min
Jul 30, 4:34 PM CDTSevere Thunderstorm WarningPAHButler26 min
Jul 30, 4:47 PM CDTFlash Flood WarningPAHButler, Ripley3 hr
Jul 30, 4:53 PM CDTSevere Thunderstorm WarningPAHRipley22 min
Jul 30, 5:16 PM CDTSpecial Weather StatementPAHButler44 min
Jul 30, 5:37 PM CDTFlash Flood WarningPAHButler2 hr

Nearby

Special Weather Statements in Missouri, 2021Every special weather statement in 2021

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.