878  
FLUS44 KTSA 140244  
HWOTSA  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE TULSA OK  
944 PM CDT TUE APR 13 2021  
 
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-  
944 PM CDT TUE APR 13 2021  
 
THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS  
MUCH OF EASTERN OKLAHOMA.  
   
DAY ONE
 
TONIGHT.  
 
HEAVY RAIN.  
RISK...LIMITED.  
AREA...ALONG AND SOUTH OF INTERSTATE 44 AND ALSO NORTHWEST  
ARKANSAS.  
ONSET...ONGOING.  
 
THUNDERSTORMS WITH DANGEROUS LIGHTNING.  
RISK...ELEVATED.  
AREA...MAJORITY OF EASTERN OKLAHOMA AND ALSO NORTHWEST  
ARKANSAS.  
ONSET...ONGOING.  
 
DISCUSSION...  
RAIN SHOWERS WITH ISOLATED TO SCATTERED THUNDERSTORMS WILL  
CONTINUE TO SPREAD ACROSS EASTERN OKLAHOMA AND NORTHWEST ARKANSAS  
OVERNIGHT TONIGHT. SEVERE WEATHER IS NOT ANTICIPATED. LOCALLY  
HEAVY RAINFALL WITH AMOUNTS GREATER THAN A HALF INCH WILL HOWEVER  
REMAIN POSSIBLE ACROSS MUCH OF THE REGION THROUGH TONIGHT.  
 
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...  
SPOTTER ACTIVATION NOT EXPECTED.  
   
DAYS TWO THROUGH SEVEN
 
WEDNESDAY THROUGH MONDAY.  
WEDNESDAY...THUNDERSTORM POTENTIAL.  
THURSDAY...NO HAZARDS.  
FRIDAY...THUNDERSTORM POTENTIAL.  
SATURDAY THROUGH MONDAY...NO HAZARDS.  
 
EXTENDED DISCUSSION...  
SHOWERS AND ISOLATED STORMS WILL LINGER INTO WEDNESDAY MORNING  
ACROSS SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. SEVERE WEATHER  
IS NOT EXPECTED WITH THESE STORMS. SHOWERS WILL AGAIN BE POSSIBLE  
ACROSS MUCH OF THE REGION WEDNESDAY NIGHT AS A WEAK DISTURBANCE  
MOVES THROUGH THE REGION. ISOLATED THUNDER MAY BE POSSIBLE NEAR  
THE RED RIVER LATE WEDNESDAY NIGHT.  
 
ADDITIONAL RAIN CHANCES ARE FORECAST THURSDAY NIGHT THROUGH FRIDAY  
NIGHT AS A MORE DEFINED UPPER LEVEL SYSTEM AND COLD FRONT  
APPROACH AND MOVE THROUGH THE REGION. A FEW THUNDERSTORMS WILL BE  
POSSIBLE FRIDAY INTO FRIDAY EVENING MAINLY ACROSS EASTERN  
OKLAHOMA. RAIN SHOWERS LOOK TO TAPER OFF FROM WEST TO EAST DURING  
THE OVERNIGHT HOURS FRIDAY NIGHT.  
 
MUCH COLDER THAN NORMAL TEMPERATURES ARE EXPECTED SUNDAY AND  
MONDAY MORNINGS WITH MONDAY BEING THE COLDER OF THE TWO. THERE IS  
A NON ZERO CHANCE THAT A FROST OR LIGHT FREEZE COULD OCCUR ACROSS  
PARTS OF NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS. IF YOU  
HAVE SENSITIVE VEGETATION CONTINUE TO MONITOR THE LATEST FORECASTS  
AND BE PREPARED TO PROTECT THOSE PLANTS FROM THE COLD.  
 
WEATHER.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.  
 

 
 
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