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Hazardous Weather Outlook
National Weather Service Fort Worth TX
413 AM CDT Thu Aug 16 2018

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-170915-
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-
413 AM CDT Thu Aug 16 2018

This Hazardous Weather Outlook is for North and Central Texas.

.DAY ONE...Today and Tonight.

A slight chance of storms will occur along and north of the Highway
380 corridor tonight. Severe weather is not expected at this time,
but gusty winds will be possible in a few storms.

Heat indices of 100-104 are expected for much of the area this
afternoon.

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

A chance of storms will continue along the Red River, with a slight
chance extending as far south as Interstate 20, Friday and Saturday.
Better storm chances will occur Sunday and Monday as a cold front
moves south into the area. A slight chance of storms will continue
south of I-20 on Monday. A few storms may become strong with gusty
winds and frequent lightning.

Afternoon heat indices of 100 to 104 will continue through the
weekend.

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

$$

Hazardous Weather Outlook
National Weather Service Norman OK
1137 AM CDT Thu Aug 16 2018

OKZ004>048-050>052-TXZ083>090-171645-
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-
1137 AM CDT Thu Aug 16 2018

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

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

.Thunderstorms...
There is a Slight Risk for severe thunderstorms into this
evening across portions of northern and central Oklahoma.

Location...
The Slight Risk for severe thunderstorms is generally across the
northern half of Oklahoma. A Marginal Risk for severe
thunderstorms exists down to the Red River.

Timing...
Through 8 PM

Impacts...
Wind gusts 60 to 80 mph.
Hail up the size of golf balls.

Discussion...
Thunderstorms will continue to develop and spread eastward across
portions of Oklahoma through this evening. Some thunderstorms may
organize into line segments, which may result in damaging wind
gusts.

.SPOTTER AND EMERGENCY MANAGEMENT STATEMENT...
Storm spotter groups and emergency management personnel across
the northern half of Oklahoma should prepare for severe weather
operations later today.

.Heavy Rainfall..
Heavy rainfall from thunderstorms could cause localized flooding,
especially at any locations that have recently had significant
rainfall. A Flood Watch is in effect for parts of central
Oklahoma.

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

.Thunderstorms...
Thunderstorms are possible each day Friday through Sunday, and
could linger into Monday morning. The highest chance will be late
Saturday into Sunday. A few strong to severe storms are possible
during this period, although widespread or significant severe
weather is unlikely.

.Heavy Rainfall..
Heavy rainfall from thunderstorms could cause localized flooding,
especially at any locations that have recently had significant
rainfall.

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

$$

Mahale

Hazardous Weather Outlook
National Weather Service Shreveport LA
553 AM CDT Thu Aug 16 2018

ARZ070>073-LAZ001>006-010>014-017>022-TXZ096-097-108>112-124>126-
136>138-149>153-165>167-171100-
Miller-Lafayette-Columbia-Union-Caddo-Bossier-Webster-Claiborne-
Lincoln-De Soto-Red River-Bienville-Jackson-Ouachita-Sabine-
Natchitoches-Winn-Grant-Caldwell-La Salle-Bowie-Franklin-Titus-
Camp-Morris-Cass-Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-
Rusk-Panola-Nacogdoches-Shelby-Angelina-San Augustine-
553 AM CDT Thu Aug 16 2018

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...Today and Tonight...

Although very isolated showers and thunderstorms are possible
by later this afternoon, no hazardous weather is expected and most
locations will see no rain. However, afternoon temperatures will
climb into the mid 90s across much of East Texas, North Louisiana,
and extreme Southern Arkansas. When combined with the humidity,
heat indices will range from 100 to 105 degrees.

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

Isolated to scattered showers and thunderstorms will be possible
Friday through the weekend, and may increase in coverage later in
the weekend through Tuesday as a weak cold front moves towards the
area. Some of the stronger storms may produce locally gusty winds
and brief heavy rainfall, especially by early next week.
Afternoon temperatures will also climb into the mid and possibly
upper 90s, through the weekend. When combined with the humidity,
heat indices will range from 100 to 105 degrees.

.SPOTTER INFORMATION STATEMENT...

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

$$

Hazardous Weather Outlook
National Weather Service Shreveport LA
553 AM CDT Thu Aug 16 2018

ARZ050-051-059>061-OKZ077-171100-
Sevier-Howard-Little River-Hempstead-Nevada-McCurtain-
553 AM CDT Thu Aug 16 2018

This Hazardous Weather Outlook is for portions of southwest
Arkansas and southeast Oklahoma.

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

Isolated to scattered showers and thunderstorms can be expected
this afternoon over Southeast Oklahoma and portions of Southwest
Arkansas. Locally gusty winds and brief heavy rainfall will be
possible in the stronger storms well into the evening. In
addition, afternoon temperatures will climb into the lower 90s
prior to shower and thunderstorm development, with heat indices
rising to the upper 90s to around 100 degrees.

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

Scattered showers and thunderstorms are expected Friday through
the weekend, and may increase in coverage later in the weekend
through Tuesday as a weak cold front moves towards the area. Some
of the stronger storms may produce locally gusty winds and brief
heavy rainfall each day. Afternoon temperatures will mostly range
from the upper 80s to lower 90s. However, combined with very high
relative humidities, heat indices will range in the upper 90s to
around 100 degrees can be expected.

.SPOTTER INFORMATION STATEMENT...

Activation of emergency management personnel...amateur radio
operators...and storm spotters are not anticipated at this time
for this afternoon and evening.

$$

07

Hazardous Weather Outlook
National Weather Service Tulsa OK
457 AM CDT Thu Aug 16 2018

ARZ001-002-010-011-019-020-029-OKZ049-053>076-171000-
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-
457 AM CDT Thu Aug 16 2018

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

.DAY ONE...Today and Tonight.

SEVERE THUNDERSTORM.
RISK...Limited.
AREA...Mainly northeast Oklahoma and northwest Arkansas.
ONSET...Late afternoon.

FLASH FLOOD.
RISK...Limited.
AREA...Northeast Oklahoma and northwest Arkansas.
ONSET...Late afternoon.

HEAVY RAINFALL.
RISK...Limited.
AREA...Northeast Oklahoma and northwest Arkansas.
ONSET...Late afternoon.

DANGEROUS HEAT.
RISK...Elevated.
AREA...Southeast Oklahoma.
ONSET...This afternoon.

DISCUSSION...
Thunderstorm development is possible to our west and northwest
this afternoon, with precipitation moving into parts of eastern
Oklahoma and eventually northwest Arkansas late today and into the
evening. Forecast instability and wind shear are sufficient to
support some severe storms, with damaging winds gusts and locally
heavy rainfall being the main threats. There is considerable
uncertainty as to how the sever weather will evolve later today,
so stay aware of the latest updates.

Afternoon temperatures into the lower to mid 90s along with high
humidity will result in heat index values around 105 degrees
across parts of far southeast Oklahoma.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Local Spotter Activation May Be Needed.

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

EXTENDED DISCUSSION...
Several rounds of showers and thunderstorms will be possible
Friday into the early portions of next week as a series of storm
systems affect eastern Oklahoma and western Arkansas. The best
chance of thunderstorms will be on Sunday into Sunday night as a
strong cold front and associated upper level storm system move
through the region.

Drier and cooler weather is expected by Tuesday and Wednesday as
high pressure builds into the region.

weather.gov/tulsa contains additional information.

$$

Hazardous Weather Outlook
National Weather Service Lubbock TX
320 AM CDT Thu Aug 16 2018

TXZ021>044-162030-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-
Floyd-Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-
Yoakum-Terry-Lynn-Garza-Kent-Stonewall-
320 AM CDT Thu Aug 16 2018

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

.DAY ONE...Today and Tonight

Thunderstorms later today and tonight across the southern
Panhandle could produce wind gusts to 70 mph and flooding in
some locales.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Daily chances for thunderstorms will continue through the
weekend, initially favoring the the southern Texas Panhandle,
before expanding south this weekend ahead of a cold front.
Isolated severe wind gusts and localized flooding may accompany
some of these storms.

$$

Hazardous Weather Outlook
National Weather Service Lake Charles LA
315 AM CDT Thu Aug 16 2018

LAZ027>033-041>045-052>055-073-074-TXZ180-201-215-216-259>262-170815-
Vernon-Rapides-Avoyelles-Beauregard-Allen-Evangeline-St. Landry-
Calcasieu-Jefferson Davis-Acadia-Lafayette-Upper St. Martin-
Vermilion-Iberia-St. Mary-Lower St. Martin-West Cameron-East Cameron-
Tyler-Hardin-Jefferson-Orange-Northern Jasper-Northern Newton-
Southern Jasper-Southern Newton-
315 AM CDT Thu Aug 16 2018

This Hazardous Weather Outlook is for central Louisiana, south
central Louisiana, southwest Louisiana, west central Louisiana and
southeast Texas.

.DAY ONE...Today and Tonight.

Isolated to scattered showers and thunderstorms will be possible
across the region today, mainly in the afternoon. The main threat
from any storms that do develop will be cloud to ground lightning.
Severe weather is not expected.

Areas that do not see showers and storms will remain warm and humid
with heat index values approaching 105.

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

Warm and humid conditions are expected to continue into early next
week with heat index values near 105 possible each afternoon.

Shower and thunderstorm chances will continue to increase through the
weekend and remain elevated into early next week. While severe
storms are not anticipated, stronger storms will be accompanied by
occasional to frequent cloud to ground lightning, gusty winds, and
brief heavy downpours.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

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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