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FLUS44 KTSA 180947
HWOTSA

Hazardous Weather Outlook
National Weather Service Tulsa OK
447 AM CDT Mon Aug 18 2025

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-
447 AM CDT Mon Aug 18 2025

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

.DAY ONE...Today and Tonight.

THUNDERSTORMS WITH DANGEROUS LIGHTNING.
RISK...Limited.
AREA...Eastern Oklahoma and Northwest Arkansas.
ONSET...Afternoon.

DANGEROUS HEAT.
RISK...Significant.
AREA...Eastern Oklahoma and Northwest Arkansas.
ONSET...Afternoon.

DISCUSSION...
Dangerous heat index values will develop again today with
readings of 105 to 110 degrees common across much of eastern
Oklahoma and northwest Arkansas. Take frequent breaks and drink
plenty of water for any prolonged outdoor activities.
Also, isolated afternoon thunderstorms are expected today
across eastern Oklahoma and northwest Arkansas. Any storms
which do develop could produce locally gusty winds.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Spotter Activation Not Expected.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.
TUESDAY...Thunderstorm Potential...Dangerous Heat Potential.
WEDNESDAY and THURSDAY...Thunderstorm Potential.
FRIDAY through SUNDAY...No Hazards.

EXTENDED DISCUSSION...
Dangerous heat will continue on Tuesday ahead of weak cold
front which will move across the region late Tuesday through
Thursday. Thunderstorm chances will increase as the front
slowly passes with isolated heavy rainfall amounts possible.
Slightly cooler temperatures will follow the cold front and
drier weather is expected by late week.

weather.gov/tulsa contains additional information.

$$