Alert archive / Louisiana / Special Weather Statements in 2020

Special Weather Statement, NWS Shreveport, LA

December 30, 2020Red River Parish, Louisiana

NWS Shreveport, LA issued this special weather statement at Dec 30, 2020, 6:21 PM CST for Red River Parish, Louisiana. It was in force for 24 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
Dec 30, 2020, 6:21 PM CST (00:21 UTC)
Expired
Dec 30, 2020, 6:45 PM CST
In force
24 min
Issued by
NWS Shreveport, LA

County Red River Parish, LA

The radar

The Shreveport radar (KSHV), 68 km from the middle of the area, began a volume at 00:24 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 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 Shreveport, LA wrote its last area forecast discussion before this special weather statement went out at Dec 30, 5:42 PM CST, 39 minutes earlier.

Area forecast discussion, Dec 30, 5:42 PM CST, 39 minutes before
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Hazardous weather outlook, Dec 30, 1:11 PM CST, 5 hours 10 minutes before
Hazardous Weather Outlook
National Weather Service Shreveport LA
111 PM CST Wed Dec 30 2020

ARZ050-051-059>061-070-071-OKZ077-TXZ096-097-108>112-124>126-
136>138-149-150-152-165-311915-
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
McCurtain-Red River-Bowie-Franklin-Titus-Camp-Morris-Cass-Wood-
Upshur-Marion-Smith-Gregg-Harrison-Cherokee-Rusk-Nacogdoches-
Angelina-
111 PM CST Wed Dec 30 2020

This Hazardous Weather Outlook is for portions of southwest
Arkansas, southeast Oklahoma, east Texas and northeast Texas.

.DAY ONE...This Afternoon and Tonight...

Showers and a few thunderstorms will increase today across
Northeast Texas, Southeast Oklahoma, and Southwest Arkansas, near
and behind a strong cold front that will shift southeast through
the area. There is an isolated risk of a severe thunderstorms with
damaging winds this afternoon along and south of the I-20
corridor. A heavy rainfall threat will begin to develop tonight
across the area, and will persist through the overnight hours.
Grounds will quickly become saturated by this evening, with any
heavy rainfall quickly running off and could result in minor
flooding of low lying, poor drainage areas.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

Showers and embedded thunderstorms will continue across the area
Thursday, with the threat for heavy rain and flash flooding persisting
as well as grounds become saturated. The heavy rainfall and flash
flood threat will begin to diminish from south to north across
Northeast Texas, Southeast Oklahoma, and Southwest Arkansas
Thursday evening, as the parent storm system lifts north across
Central and East Texas. Drier conditions will return to the region
Friday through Tuesday.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters may be needed this afternoon
through tomorrow evening.

ARZ072-073-LAZ001>006-010>014-TXZ151-153-166-311915-
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-De Soto-
Red River-Bienville-Jackson-Ouachita-Panola-Shelby-San Augustine-
111 PM CST Wed Dec 30 2020

This Hazardous Weather Outlook is for portions of south central
Arkansas, southwest Arkansas, north central Louisiana, northwest
Louisiana, east Texas and northeast Texas.

.DAY ONE...This Afternoon and Tonight...

Showers and a few thunderstorms will increase today across the
area near and ahead of a strong cold front that will move through
the region this afternoon and tonight. An isolated strong storm
or two cannot be ruled out this afternoon over portions of East
Texas and northwest Louisiana south of I-20 with locally gusty
winds and brief heavy rainfall possible. Additional showers and
embedded thunderstorms will continue to develop behind the front
tonight as it moves into North Louisiana and Lower East Texas,
before the front becomes stationary Thursday morning over Deep
East Texas and the southern sections of North Louisiana.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

Showers and a few thunderstorms will continue across the region
Thursday, with a threat for strong to severe thunderstorms
developing in the late afternoon and evening over Deep East Texas
and North Louisiana, as the stalled surface front begins to lift
back north as a warm front. Damaging winds, isolated tornadoes,
and locally heavy rainfall will be possible near and south of the
warm front as the parent upper level storm system lifts north
across Central and East Texas, before the storms diminish from
southwest to northeast by late evening. Cooler and drier
conditions will return to the region Friday through Tuesday.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters may be needed this afternoon
through tomorrow evening.

LAZ017>022-TXZ167-311915-
Sabine-Natchitoches-Winn-Grant-Caldwell-La Salle-
111 PM CST Wed Dec 30 2020

This Hazardous Weather Outlook is for portions of north central
Louisiana, northwest Louisiana and east Texas.

.DAY ONE...This Afternoon and Tonight...

Showers and a few thunderstorms will increase today across the
area ahead of a strong cold front that will move through the
region this afternoon and tonight. An isolated strong storm or two
cannot be ruled out this afternoon over portions of Deep East
Texas and central Louisiana, with locally gusty winds and brief
heavy rainfall possible. Additional showers and embedded
thunderstorms will continue to develop behind the front tonight
before the front becomes stationary Thursday morning over Deep
East Texas and the southern sections of North Louisiana.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

Showers and a few thunderstorms will continue across the region
Thursday, with a threat for severe thunderstorms developing in
the late afternoon and evening over Deep East Texas and Central
Louisiana, as the stalled surface front begins to lift back north
as a warm front. Damaging winds, tornadoes, large hail and
locally heavy rainfall will be possible near and south of the warm
front as the parent upper level storm system lifts north across
Central and East Texas, before the storms diminish from southwest
to northeast by late evening. Cooler and drier conditions will
return to the region Friday through Tuesday.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters may be needed this afternoon
through tomorrow evening.

04

In the hours before

Special weather statement, Dec 30, 2:46 PM CST, 3 hours 35 minutes before
Special Weather Statement
National Weather Service Shreveport LA
246 PM CST Wed Dec 30 2020

LAZ018-019-302130-
Winn LA-Natchitoches LA-
246 PM CST Wed Dec 30 2020

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL NATCHITOCHES AND
SOUTHWESTERN WINN PARISHES UNTIL 330 PM CST...

At 244 PM CST, Doppler radar was tracking a strong rain shower near
Natchitoches, moving northeast at 25 mph.

Wind gusts up to 50 mph will be possible with this shower. It has
exhibited some weak rotation aloft and should it strengthen a
tornado threat is possible.

Locations impacted include...
Natchitoches, Campti, Provencal, Natchez, Clarence, Flora, Grand
Ecore, Bellwood, Clear Lake, Creston, Bermuda and St. Maurice.

LAT...LON 3160 9325 3204 9307 3189 9273 3171 9290
      3171 9296 3168 9296 3168 9293 3148 9311
TIME...MOT...LOC 2044Z 207DEG 23KT 3168 9309

04

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 31, 4:15 AM CSTRiver Flood WarningSHVGregg53 hr
Dec 30, 7:20 PM CSTSpecial Weather StatementSHVRed River25 min

Nearby

Special Weather Statements in Louisiana, 2020Every special weather statement in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.