Hazardous Weather Outlook
Issued by NWS Tulsa, OK

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FLUS44 KTSA 230955
HWOTSA

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
455 AM CDT SAT MAY 23 2015

ARZ001-002-010-011-019-020-029-OKZ049-053>076-241000-
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-
455 AM CDT SAT MAY 23 2015

...WIDESPREAD HEAVY RAINFALL EXPECTED THROUGH SUNDAY WITH FLASH
   FLOODING LIKELY...

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...TODAY AND TONIGHT.

TORNADO.
RISK...VERY LIMITED.
AREA...EASTERN OKLAHOMA.
ONSET....MID TO LATE AFTERNOON.

SEVERE THUNDERSTORM.
RISK...LIMITED.
AREA...EASTERN OKLAHOMA.
ONSET....MID TO LATE AFTERNOON.

FLASH FLOOD.
RISK...ELEVATED.
AREA...EASTERN OKLAHOMA.
ONSET....MID TO LATE AFTERNOON.

HEAVY RAIN.
RISK...SIGNIFICANT.
AREA...EASTERN OKLAHOMA.
ONSET....MID TO LATE AFTERNOON.

AREA AT GREATEST RISK...WEST OF HIGHWAY 75.

DISCUSSION...
A FEW LINGERING SHOWERS WILL CONTINUE THIS MORNING ACROSS NORTHWEST
ARKANSAS WITH BRIEF HEAVY RAINFALL. STRONGER BANDS OF SHOWERS AND
THUNDERSTORMS WILL LIKELY SPREAD INTO EASTERN OKLAHOMA THIS AFTERNOON
INTO THE EVENING HOURS. HEAVY RAIN...FLASH FLOODING AND MAIN STEM
RIVER FLOODING COULD POSE A THREAT TO LIFE AND PROPERTY OVERNIGHT
INTO SUNDAY AS THE HEAVY RAIN CONTINUES. A FLASH FLOOD WATCH
REMAINS IN EFFECT FOR ALL OF EASTERN OKLAHOMA THROUGH SUNDAY
NIGHT...INCLUDING NORTHWEST ARKANSAS SUNDAY AND SUNDAY NIGHT.
ALTHOUGH SECONDARY TO THE FLASH FLOODING THREAT...A FEW STORMS
COULD BE SEVERE WEATHER WITH A VERY LIMITED THREAT OF A TORNADO.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
LOCAL SPOTTER ACTIVATION MAY BE NEEDED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
SUNDAY...SEVERE THUNDERSTORM...HIGH WIND AND HEAVY RAIN POTENTIAL.
MONDAY THROUGH FRIDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
SHOWERS AND THUNDERSTORMS WITH HEAVY RAINFALL WILL LIKELY BE ONGOING
ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS SUNDAY MORNING. THE
HEAVY RAINFALL THREAT WILL CONTINUE THROUGH SUNDAY NIGHT INCLUDING
FLASH FLOODING AND MAIN STEM RIVER FLOODING.

THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL PERSIST INTO NEXT
WEEK AS A MOIST AIR-MASS REMAINS IN PLACE. MULTIPLE ROUNDS OF RAIN
WILL BE POSSIBLE AS SEVERAL UPPER LEVEL DISTURBANCES TRAVERSE THE
AREA. ANY ADDITIONAL RAINFALL WILL LIKELY FURTHER AGGRAVATE THE
FLOODING SITUATION.

EMERGENCY MANAGEMENT PLANNING STATEMENT...
THIS HEAVY RAINFALL EVENT ALSO COINCIDES WITH THE HOLIDAY WEEKEND.
THE FLASH FLOODING POTENTIAL WILL POSE A HEIGHTENED THREAT TO
THOSE THAT PLAN OUTDOOR ACTIVITIES. UPDATED FORECASTS SHOULD BE
CLOSELY FOLLOWED AND PERSONS SHOULD BE READY TO TAKE ACTION SHOULD
FLOOD WARNINGS BE ISSUED FOR YOUR AREA. THIS IS ESPECIALLY TRUE
FOR THOSE PLANNING TO SPEND TIME NEAR AREA RIVERS...LAKES AND
OTHER FLOOD PRONE AREAS WHERE LIFE THREATENING FLASH FLOODING
COULD DEVELOP.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

$$



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