Hazardous weather outlook, National Weather Service, Tulsa
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
510 PM CDT SAT MAR 20 2010
ARZ001-002-010-011-019-020-029-OKZ049-053>076-211000-
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-
510 PM CDT SAT MAR 20 2010
…WINTER STORM MOVING ACROSS THE REGION TONIGHT INTO SUNDAY…
THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.
.DAY ONE…TONIGHT.
FLASH FLOOD.
RISK…LIMITED.
AREA…FAR NORTHWEST ARKANSAS.
ONSET…ONGOING.
HEAVY RAIN.
RISK…LIMITED.
AREA…FAR NORTHWEST ARKANSAS.
ONSET…ONGOING.
WINTER WEATHER.
SNOW ACCUMULATION.
RISK…SIGNIFICANT.
AREA…EAST OKLAHOMA AND NORTHWEST ARKANSAS.
ONSET…ONGOING.
SIGNIFICANT WINDS.
RISK…LIMITED.
AREA…EAST OKLAHOMA AND NORTHWEST ARKANSAS.
ONSET…ONGOING.
DISCUSSION…
UPPER LOW PRESSURE DEEPENING NEAR THE RED RIVER IN SOUTH CENTRAL
OKLAHOMA WILL MOVE EASTWARD TO SOUTHERN ARKANSAS SUNDAY MORNING
AND TO NORTH CENTRAL ALABAMA BY MONDAY MORNING. SNOW IS EXPECTED
OVER MOST OF EAST OKLAHOMA DURING THE NIGHT AND SLOWLY END SUNDAY
FROM THE WEST. IN NORTHWEST AND WEST CENTRAL ARKANSAS…RAIN AND
RAIN/SLEET/SNOW MIXTURES WILL BE OVER THE AREA. HEAVIEST SNOW IS
EXPECTED IN NORTHEAST OKLAHOMA ALONG A TULSA TO MIAMI LINE WITH
TOTAL SNOW AMOUNTS OF 8 TO 10 INCHES EXPECTED. IN NORTHWEST
ARKANSAS…PRECIPITATION TYPES MAY CHANGE BACK AND FORTH AND
BE A MIXTURE OF RAIN…SLEET…AND SNOW OVERNIGHT AND INTO
SUNDAY. SNOWFALL IS EXPECTED TO BE LESS IN THIS AREA SINCE
SOME WARMING IS OCCURRING ALOFT FROM THE WARMER GULF MOISTURE
BEING PULLED NORTH AND WEST INTO THE SYSTEM. THIS HAS MADE
THIS SYSTEM VERY DIFFICULT TO FORECAST PRECIPITATION TYPES AND
AMOUNTS.
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT…
SPOTTER ACTIVATION NOT EXPECTED.
.DAYS TWO THROUGH SEVEN…SUNDAY THROUGH FRIDAY.
SUNDAY…WINTER WEATHER POTENTIAL…HIGH WIND POTENTIAL.
MONDAY AND TUESDAY…NO HAZARDS.
WEDNESDAY AND THURSDAY…THUNDERSTORM POTENTIAL.
FRIDAY…NO HAZARDS.
EXTENDED DISCUSSION…
WINTER STORM CONDITIONS WILL BE ONGOING SUNDAY AND CONTINUE THROUGH
MUCH OF THE DAY AS THE STRONG STORM SYSTEM MOVES SLOWLY EASTWARD.
ADDITIONAL SNOW ACCUMULATIONS SUNDAY ARE EXPECTED TO BE LESS THAN
SATURDAY NIGHT BUT COULD STILL BE SEVERAL INCHES IN FAR EAST OKLAHOMA AND
NORTHWEST ARKANSAS. GUSTY NORTHERLY WINDS WILL CONTINUE PRODUCING
AREAS OF BLOWING SNOW AND COLD WIND CHILL TEMPERATURES. THE SNOW
WILL GRADUALLY END BY LATE SUNDAY.
WARMER AND DRY WEATHER IS EXPECTED MONDAY AND TUESDAY…WITH
THUNDERSTORM CHANCES INCREASING BY MID WEEK AHEAD OF THE NEXT
STORM SYSTEM.
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