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Hazardous Weather Outlook...UPDATED
National Weather Service Fort Worth TX
352 PM CDT Thu Aug 13 2020

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-141215-
Montague-Cooke-Grayson-Fannin-Lamar-Young-Jack-Wise-Denton-Collin-
Hunt-Delta-Hopkins-Stephens-Palo Pinto-Parker-Tarrant-Dallas-
Rockwall-Kaufman-Van Zandt-Rains-Eastland-Erath-Hood-Somervell-
Johnson-Ellis-Henderson-Comanche-Mills-Hamilton-Bosque-Hill-Navarro-
Freestone-Anderson-Lampasas-Coryell-Bell-McLennan-Falls-Limestone-
Leon-Milam-Robertson-
352 PM CDT Thu Aug 13 2020

This Hazardous Weather Outlook is for North and Central Texas.

.DAY ONE...Tonight.

There is a slight chance of thunderstorms today along and east of a
line from Bonham to Sulphur Springs. Gusty winds and frequent
lightning will be possible with any storms.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is a slight chance of thunderstorms northeast of a line from
Sherman to Canton Friday morning. Severe weather is not expected at
this time.

Dangerous heat will be a concern on Friday into the weekend with
high temperatures reaching 105 to 108 degrees and heat index values
near 105 to 110 degrees or greater.

Thunderstorm chances will increase again Sunday night and continue
through Tuesday across all of North Texas. Gusty winds and lightning
will be the main threats.

There will be an elevated fire weather threat during the afternoon
hours Friday through Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Bain

Hazardous Weather Outlook...UPDATED
National Weather Service Austin/San Antonio TX
320 PM CDT Thu Aug 13 2020

TXZ171>173-183>194-202>209-217>225-228-142030-
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
320 PM CDT Thu Aug 13 2020

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...This Afternoon And Tonight.

A Heat Advisory is in effect through 7 PM for areas along and
east of the Interstate 35 and Interstate 37 corridors. Hot
temperatures and humid conditions will lead to Heat Index values
up to 111 degrees.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

A Heat Advisory continues until 7 PM Saturday for most areas with
the exception of the Rio Grande. Hot temperatures will continue
across south central Texas through at least Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

$$

Hazardous Weather Outlook
National Weather Service Lake Charles LA
256 PM CDT Thu Aug 13 2020

TXZ180-201-215-216-259>262-142000-
Tyler-Hardin-Jefferson-Orange-Northern Jasper-Northern Newton-
Southern Jasper-Southern Newton-
256 PM CDT Thu Aug 13 2020

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

This Hazardous Weather Outlook is for southeast Texas.

.DAY ONE...This afternoon and tonight.

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

   Heat Advisory.

Isolated showers and thunderstorms will be possible, mainly during
the afternoon. Showers and storms will diminish during the evening
hours. Occasional cloud to ground lightning and gusty winds will be
the main concerns.

Hot and humid conditions will continue with maximum afternoon heat
index or apparent temperature ranging from 108F to 110F degrees.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Thunderstorm coverage will gradually increase during the period,
mainly in the late morning to afternoon. The main concern will be
occasional cloud to ground lightning and brief gusty winds.

In addition, hot and humid conditions can be expected again on
Thursday as well as Friday. Max afternoon heat index or apparent
temperatures are expected to be between 105F and 110F degrees.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service San Angelo TX
253 PM CDT Thu Aug 13 2020

TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-
140-154-155-168>170-142000-
Fisher-Nolan-Sterling-Coke-Runnels-Irion-Tom Green-Concho-
Crockett-Schleicher-Sutton-Haskell-Throckmorton-Jones-Shackelford-
Taylor-Callahan-Coleman-Brown-McCulloch-San Saba-Menard-Kimble-
Mason-
253 PM CDT Thu Aug 13 2020

This Hazardous Weather Outlook is for portions of west central
Texas.

.DAY ONE...This Afternoon and Tonight

Dangerously hot conditions will continue across West Central Texas
this afternoon, with Heat Advisories and Excessive Heat Warnings
in effect. These temperatures will bring an increased threat of
heat-related illnesses.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Excessive Heat Warnings and Heat Advisories will continue Friday
through Saturday afternoon due to continued dangerously hot
conditions. These temperatures will bring an increased threat of
heat-related illnesses.

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

$$

Hazardous Weather Outlook...UPDATED
National Weather Service Norman OK
250 PM CDT Thu Aug 13 2020

OKZ004>048-050>052-TXZ083>090-142000-
Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield-
Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne-
Beckham-Washita-Caddo-Canadian-Oklahoma-Lincoln-Grady-McClain-
Cleveland-Pottawatomie-Seminole-Hughes-Harmon-Greer-Kiowa-Jackson-
Tillman-Comanche-Stephens-Garvin-Murray-Pontotoc-Coal-Cotton-
Jefferson-Carter-Johnston-Atoka-Love-Marshall-Bryan-Hardeman-
Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay-
250 PM CDT Thu Aug 13 2020

This hazardous weather outlook is for portions of northern...
western...central...and southern Oklahoma...and western north
Texas.

.DAY ONE...Through Tonight...

.Heat...
Heat index values will reach as high as 105 degrees across
portions of central Oklahoma, and 105 to 110 degrees across
portions of southern Oklahoma and north Texas.

.Thunderstorms...
There is a very low chance of an isolated thunderstorm this
afternoon mainly across portions of central and southern Oklahoma.

Thunderstorms are are possible tonight generally east of a line
from near Blackwell to Perry to Atoka. Strong to severe storms are
possible but the greatest chance will be in eastern Oklahoma.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday...

.Heat...
Hot and humid weather continue Friday. Widespread heat indices of
103-109 degrees Fahrenheit are expected.

.Thunderstorms...
Low chances for showers and thunderstorms will return Sunday and
continue through midweek.

Get graphics and more details at weather.gov/norman...and follow
our weather forecast office on Twitter and Facebook.

$$

Hazardous Weather Outlook
National Weather Service Tulsa OK
108 PM CDT Thu Aug 13 2020

ARZ001-002-010-011-019-020-029-OKZ049-053>076-141015-
Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK-
Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK-
Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK-
Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK-
Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK-
Washington OK-Washington AR-
108 PM CDT Thu Aug 13 2020

This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.

.DAY ONE...This afternoon and Tonight.

SEVERE THUNDERSTORM.
RISK...Elevated.
AREA...Eastern Oklahoma and Northwest Arkansas.
ONSET...Around Midnight.

FLASH FLOOD.
RISK...Limited.
AREA...Northeast Oklahoma and northwest Arkansas.
ONSET...Around Midnight.

DANGEROUS HEAT.
RISK...Elevated.
AREA...Portions of eastern Oklahoma.
ONSET...Mid Afternoon.

DISCUSSION...

Hot and humid conditions will continue this afternoon across
portions of eastern Oklahoma with heat index values climbing
to around 105 degrees.

Multiple clusters of strong thunderstorms will likely develop again
tonight across portions of northeast Oklahoma and northwest
Arkansas. A few of these storms could be severe with marginally
severe hail and damaging winds.

In addition, very heavy rainfall is likely in the stronger storms
and localized flash flooding may become the main concern into early
Friday morning given the slow storm motions expected.  A flash flood
watch may be needed for portions of the area later as the axis of
heavier rainfall becomes more certain.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Activation of the Regional Spotter Network Possible.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.
FRIDAY...Thunderstorm and Dangerous Heat Potential.
SATURDAY...Dangerous Heat Potential.
SUNDAY and MONDAY...Thunderstorm Potential.
TUESDAY and WEDNESDAY...No Hazards.

EXTENDED DISCUSSION...

Scattered thunderstorms are likely to be ongoing Friday morning
across portions of eastern Oklahoma and northwest Arkansas with a
continued threat for heavy rainfall. These storms will gradually
weaken during the morning hours with hot and humid conditions
developing both Friday and Saturday afternoons. A slight chance of
thunderstorms will return Sunday and Monday as a weak cold front
gradually pushes through the region. Dry and cooler weather is
expected for the first part of next week.

weather.gov/tulsa contains additional information.

$$

Hazardous Weather Outlook
National Weather Service Shreveport LA
611 AM CDT Thu Aug 13 2020

ARZ070-071-LAZ001>004-010>012-017-018-TXZ096-097-108>112-124>126-
136>138-149>153-165>167-141100-
Miller-Lafayette-Caddo-Bossier-Webster-Claiborne-De Soto-
Red River-Bienville-Sabine-Natchitoches-Bowie-Franklin-Titus-Camp-
Morris-Cass-Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-Rusk-
Panola-Nacogdoches-Shelby-Angelina-San Augustine-
611 AM CDT Thu Aug 13 2020

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

.DAY ONE...Today and Tonight...

Very hot and humid conditions are expected today across East
Texas, extreme Southwest Arkansas, and Western Louisiana, as
temperatures climb into the mid 90s to near 100 degrees. When
combined with the high humidity, heat indices will range from
105-110 degrees. Thus, a Heat Advisory is in effect from 12 pm to
8 pm today for these areas. In addition, isolated to widely
scattered showers and thunderstorms will be possible this
afternoon over portions of Western Louisiana, before diminishing
by this evening. However, additional showers and thunderstorms
will develop later tonight across Eastern Oklahoma and Western
Arkansas, which may move into portions of North Louisiana by or
prior to daybreak Friday.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday...

Isolated to scattered showers and thunderstorms will be possible
Friday across extreme Eastern Texas and North Louisiana, as an
upper level disturbance shifts south through the area. Isolated
strong to severe thunderstorms will be possible during the
morning, capable of damaging winds and brief heavy rainfall,
before diminishing from north to south during the day. However,
hot and humid conditions are expected Friday through this
weekend over East Texas and Western Louisiana, with heat indices
near or exceeding 105 degrees each day. Isolated showers and
thunderstorms will be possible over extreme Eastern Texas and
Western Louisiana Sunday through Tuesday, before a weak surface
front moves through the region Monday.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters should not be needed through
tonight.

$$

15

Hazardous Weather Outlook
National Weather Service Shreveport LA
611 AM CDT Thu Aug 13 2020

ARZ050-051-059>061-072-073-LAZ005-006-013-014-019>022-OKZ077-
141100-
Sevier-Howard-Little River-Hempstead-Nevada-Columbia-Union-
Lincoln-Jackson-Ouachita-Winn-Grant-Caldwell-La Salle-McCurtain-
611 AM CDT Thu Aug 13 2020

This Hazardous Weather Outlook is for portions of south central
Arkansas, southwest Arkansas, north central Louisiana and
southeast Oklahoma.

.DAY ONE...Today and Tonight...

Scattered showers and thunderstorms will be possible today across
portions of Southeast Oklahoma, Southwest Arkansas, and the
eastern sections of Northcentral Louisiana, as an upper level
disturbance moves across these areas. Isolated strong
thunderstorms can not be ruled out, with locally gusty winds and
brief heavy rainfall possible before diminishing this evening.
However, additional showers and thunderstorms are expected to
develop late tonight over Eastern Oklahoma and Western Arkansas,
which will shift south into Southeast Oklahoma and Southwest
Arkansas. Isolated strong to severe thunderstorms will be possible
with these storms late, with damaging winds and brief heavy
rainfall possible. Given the saturated grounds over Southwest
Arkansas, any prolonged heavy rainfall could result in localized
flash flooding late tonight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday...

Scattered showers and thunderstorms will be possible Friday across
Southeast Oklahoma, Southwest Arkansas, and Northcentral
Louisiana, before diminishing from north to south during the day.
Isolated strong to severe thunderstorms will be possible during
the morning, capable of damaging winds and brief heavy rainfall,
and even localized flash flooding over Southwest Arkansas.
Afterwards, hot and humid conditions are expected this weekend,
with heat indices near or exceeding 105 degrees. Isolated showers
and thunderstorms will be possible over Southwest Arkansas and
Northcentral Louisiana Friday through Monday, before a weak
surface front moves through the region late Sunday through Monday.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters may be needed today and tonight for
any isolated strong or severe thunderstorms that may develop. Please
relay any information about observed severe weather to the NWS
while following all local, state, and CDC guidelines.

$$

Hazardous Weather Outlook
National Weather Service Lubbock TX
337 AM CDT Thu Aug 13 2020

TXZ021>044-140845-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd-
Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-
Terry-Lynn-Garza-Kent-Stonewall-
337 AM CDT Thu Aug 13 2020

This Hazardous Weather Outlook is for the South Plains, Rolling
Plains and the far Southern Texas Panhandle.

.DAY ONE...Today and tonight.

This afternoon, temperatures will approach or exceed 105 degrees on
the South Plains and 110 degrees on the Rolling Plains. A heat
advisory is in effect for the entire region from 1 pm until 8 pm.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Extreme heat is expected tomorrow as well, with highs approaching
105 on the Caprock and 110 degrees to the east across the Rolling
Plains in some locations. A Heat Advisory may be necessary tomorrow
as well.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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