Alert archive / Texas / Flash Flood Warnings in 2023

Flash Flood Warning 16, NWS Shreveport, LA

April 6, 2023Angelina County, Nacogdoches County, Texas

NWS Shreveport, LA issued this flash flood warning at Apr 6, 2023, 2:57 AM CDT for Angelina County, Nacogdoches County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 6, 2023, 2:57 AM CDT (07:57 UTC)
Expired
Apr 6, 2023, 6:00 AM CDT
In force
3 hr
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Flood severity
None

Counties Angelina County, TX, Nacogdoches County, TX

The radar

The Shreveport radar (KSHV), 134 km from the middle of the area, began a volume at 07:59 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 forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at Apr 6, 12:59 AM CDT, 1 hour 58 minutes earlier.

Area forecast discussion, Apr 6, 12:59 AM CDT, 1 hour 58 minutes before
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Hazardous weather outlook, Apr 5, 4:27 PM CDT, 10 hours 30 minutes before
Hazardous Weather Outlook
National Weather Service Shreveport LA
427 PM CDT Wed Apr 5 2023

ARZ050-051-059>061-070>073-LAZ001>006-010>014-018>022-OKZ077-TXZ096-
097-108>112-124>126-136>138-149>151-062130-
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-De Soto-
Red River-Bienville-Jackson-Ouachita-Natchitoches-Winn-Grant-
Caldwell-La Salle-McCurtain-Bowie-Franklin-Titus-Camp-Morris-Cass-
Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-Rusk-Panola-
427 PM CDT Wed Apr 5 2023

This Hazardous Weather Outlook is for south central Arkansas,
southwest Arkansas, north central Louisiana, northwest Louisiana,
southeast Oklahoma and northeast Texas.

.DAY ONE...Tonight.

A few lingering showers and thunderstorms are expected through the
overnight hours, however, no severe weather is expected.

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

The pattern looks to remain unsettled through the end of the week as
rounds of heavy rainfall will become more likely as the front stalls
south of the region. This could reintroduce flooding concerns across
the region through the end of the week as several inches of rainfall
will be possible, mainly from Deep East Texas into North and Central
Louisiana. The rain will gradually end by this Easter weekend as the
stalled boundary finally exits to the southeast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

LAZ017-TXZ152-153-165>167-062130-
Sabine-Nacogdoches-Shelby-Angelina-San Augustine-
427 PM CDT Wed Apr 5 2023

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...

This Hazardous Weather Outlook is for northwest Louisiana and east
Texas.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

A few lingering showers and thunderstorms will be possible this
evening and into the overnight hours with some additional development
during the overnight hours. No severe weather is expected, however,
moderate to heavy rainfall will bring a threat for Flash Flooding.

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

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

The pattern looks to remain unsettled through the end of the week as
rounds of heavy rainfall will become more likely as the front stalls
south of the region. This could reintroduce flooding concerns across
the region through the end of the week as several inches of rainfall
will be possible, mainly from Deep East Texas into North and Central
Louisiana. The rain will gradually end by this Easter weekend as the
stalled boundary finally exits to the southeast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Local storm report, Apr 5, 9:07 PM CDT, 5 hours 50 minutes before
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Special weather statement, Apr 5, 9:55 PM CDT, 5 hours 2 minutes before
Special Weather Statement
National Weather Service Shreveport LA
955 PM CDT Wed Apr 5 2023

TXZ152-165-166-060330-
Angelina TX-Nacogdoches TX-San Augustine TX-
955 PM CDT Wed Apr 5 2023

...A strong thunderstorm will impact portions of southeastern
Nacogdoches, southeastern Angelina and southwestern San Augustine
Counties through 1030 PM CDT...

At 955 PM CDT, Doppler radar was tracking a strong thunderstorm 9
miles northwest of Rockland, moving north at 50 mph.

HAZARD...Winds in excess of 40 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Etoile, Zavalla, Broaddus, Shawnee and Dolan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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.

&&

LAT...LON 3103 9449 3104 9449 3104 9451 3105 9452
      3106 9455 3106 9456 3107 9459 3147 9447
      3139 9423 3105 9437 3103 9447
TIME...MOT...LOC 0255Z 197DEG 41KT 3111 9447

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPH

13
Local storm report, Apr 5, 9:57 PM CDT, 5 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
957 PM CDT WED APR 5 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0920 PM     HAIL             GREENWOOD               32.45N 93.98W
04/05/2023  M1.00 INCH       CADDO              LA   TRAINED SPOTTER

&&

BT
Special weather statement, Apr 5, 10:03 PM CDT, 4 hours 54 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1003 PM CDT Wed Apr 5 2023

LAZ002>004-060330-
Bossier LA-Claiborne LA-Webster LA-
1003 PM CDT Wed Apr 5 2023

...A strong thunderstorm will impact portions of northwestern
Webster, northwestern Claiborne and east central Bossier Parishes
through 1030 PM CDT...

At 1003 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles south of Cotton Valley, or 11 miles northwest of Minden, moving
northeast at 55 mph.

HAZARD...Winds in excess of 40 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Homer, Haynesville, Cotton Valley, Shongaloo, Evergreen, Leton and
Couchwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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.

&&

LAT...LON 3263 9347 3272 9357 3302 9324 3302 9318
      3283 9301
TIME...MOT...LOC 0303Z 229DEG 46KT 3271 9344

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...40 MPH

13
Special weather statement, Apr 5, 10:17 PM CDT, 4 hours 40 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1017 PM CDT Wed Apr 5 2023

TXZ166-167-060400-
Sabine TX-San Augustine TX-
1017 PM CDT Wed Apr 5 2023

...A strong thunderstorm will impact portions of southeastern San
Augustine and southern Sabine Counties through 1100 PM CDT...

At 1017 PM CDT, Doppler radar was tracking a strong thunderstorm near
Browndell, or 12 miles northeast of Ebenezer, moving northeast at 40
mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Milam, Hemphill, Pineland, Columbus, McElroy and Yellowpine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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

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.

&&

LAT...LON 3119 9415 3150 9380 3135 9367 3131 9369
      3128 9365 3116 9384 3116 9391 3113 9404
      3112 9404 3111 9408
TIME...MOT...LOC 0317Z 225DEG 33KT 3117 9402

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

13
Special weather statement, Apr 5, 11:18 PM CDT, 3 hours 39 minutes before
Special Weather Statement
National Weather Service Shreveport LA
1118 PM CDT Wed Apr 5 2023

LAZ017-TXZ167-060445-
Sabine LA-Sabine TX-
1118 PM CDT Wed Apr 5 2023

...A strong thunderstorm will impact portions of central Sabine
Parish in northwestern Louisiana and northeastern Sabine Counties
through 1145 PM CDT...

At 1116 PM CDT, Doppler radar was tracking a strong thunderstorm near
Milam, or 23 miles northwest of Toledo Bend Dam, moving northeast at
35 mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Milam, Many, Zwolle and Noble.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

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.

&&

LAT...LON 3137 9379 3141 9388 3177 9366 3161 9343
TIME...MOT...LOC 0416Z 217DEG 30KT 3147 9376

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

13

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 7:26 PM CDTSpecial Weather StatementSHVGregg34 min
Apr 5, 7:47 PM CDTSpecial Weather StatementSHVCherokee28 min
Apr 5, 8:25 PM CDTSpecial Weather StatementSHVPanola35 min
Apr 5, 8:51 PM CDTSpecial Weather StatementSHVSabine24 min
Apr 5, 8:57 PM CDTSevere Thunderstorm WarningSHVHarrison, Panola48 min
Apr 5, 9:02 PM CDTSpecial Weather StatementSHVRusk28 min
Apr 5, 9:29 PM CDTSevere Thunderstorm WarningSHVAngelina, Sabine, San Augustine46 min
Apr 5, 9:55 PM CDTSpecial Weather StatementSHVAngelina35 min
Apr 5, 10:17 PM CDTSpecial Weather StatementSHVSabine43 min
Apr 6, 2:27 AM CDTAreal Flood AdvisorySHVAngelina, Nacogdoches3 hr
Apr 6, 2:31 AM CDTAreal Flood AdvisorySHVPanola3 hr
Apr 6, 3:22 AM CDTAreal Flood AdvisorySHVNacogdoches, San Augustine, Shelby3 hr
Apr 6, 3:46 AM CDTAreal Flood AdvisorySHVShelby3 hr
Apr 6, 4:18 AM CDTFlash Flood WarningSHVShelby3 hr
Apr 6, 11:18 AM CDTRiver Flood WarningSHVAngelina, Cherokee, Nacogdoches13 days
Apr 6, 11:19 AM CDTRiver Flood WarningSHVAngelina, Houston, Polk, Trinity, Tyler7 days
Apr 6, 11:28 AM CDTRiver Flood WarningSHVNacogdoches, Rusk33 hr
Apr 6, 11:29 AM CDTRiver Flood WarningSHVSabine, San Augustine3 days
Apr 6, 11:31 AM CDTRiver Flood WarningSHVNacogdoches, Rusk, San Augustine, Shelby7 days
Apr 6, 11:37 AM CDTRiver Flood WarningSHVAnderson, Cherokee, Houston, Trinity33 hr
Apr 6, 11:38 AM CDTRiver Flood WarningSHVAngelina, Jasper, Polk, Tyler25 hr
Apr 6, 11:39 AM CDTRiver Flood WarningSHVAnderson, Cherokee, Houston3 days
Apr 5, 10:03 PM CDTSpecial Weather StatementSHVWebster27 min
Apr 5, 11:18 PM CDTSpecial Weather StatementSHVSabine27 min
Apr 6, 2:49 AM CDTFlash Flood WarningSHVBossier, Caddo, De Soto3 hr
Apr 6, 6:07 AM CDTAreal Flood AdvisorySHVNatchitoches, Red River, Sabine3 hr
Apr 6, 11:08 AM CDTRiver Flood WarningSHVBossier, Webster15 days
Apr 6, 11:09 AM CDTRiver Flood WarningSHVBienville, Bossier, Red River, Webster8 days
Apr 6, 11:12 AM CDTRiver Flood WarningSHVBienville, Bossier, Webster8 days
Apr 6, 12:09 PM CDTRiver Flood WarningSHVCaddo, De Soto8 hr
Apr 6, 12:16 PM CDTRiver Flood WarningSHVCaddo71 hr

Nearby

Flash Flood Warnings in Texas, 2023Every flash flood warning in 2023

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.