Hazardous Weather Outlook
Issued by NWS Tulsa, OK

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FLUS44 KTSA 181000
HWOTSA

Hazardous Weather Outlook
National Weather Service Tulsa OK
500 AM CDT Fri Aug 18 2017

ARZ001-002-010-011-019-020-029-OKZ049-053>076-191000-
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-
500 AM CDT Fri Aug 18 2017

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...Eastern Oklahoma and northwest Arkansas.
ONSET...Highest chances after 9 PM.

FLASH FLOOD.
RISK...Limited.
AREA...Eastern Oklahoma and far northwest Arkansas.
ONSET...Primarily evening through overnight.

DANGEROUS HEAT.
RISK...Limited.
AREA...Eastern Oklahoma and west central Arkansas.
ONSET...Afternoon.

DISCUSSION...
Scattered thunderstorms are possible this morning
through the afternoon primarily over eastern Oklahoma.
Isolated severe weather will be possible with any
of theses storms.  Higher thunderstorm chances arrive
later this evening into the overnight hours, as a storm
complex develop across the Central Plains and tracks
southeastward.  Conditions may support a more
concentrated risk of severe weather depending how
and where the storm complex develops.  This portion
of the forecast will be updated throughout the day.
Locally heavy rain will be possible this evening
and overnight as the storms spread southeastward.
Locations across northeast Oklahoma and far
northwest Arkansas are currently forecast to receive
the highest rainfall totals.
Additionally, afternoon heat index values of 100 to 105
degrees can be expected again today across much of
eastern Oklahoma and west central Arkansas.

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

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
SATURDAY and SUNDAY...Thunderstorm and Dangerous Heat Potential.
MONDAY through THURSDAY...Thunderstorm Potential.

EXTENDED DISCUSSION...
Thunderstorm chances will continue early Saturday with
lesser storm chances from Saturday afternoon through
Sunday.  Afternoon heat index values of 100 to 105 degrees
will be common over the weekend into early next week.
Thunderstorm chances will remain relatively low Sunday
and Monday with increasing chances by the middle of
next week as a cold front moves through the area.

weather.gov/tulsa contains additional information.

$$


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