Area forecast discussion from the National Weather Service
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
1120 AM CST MON FEB 25 2013
.AVIATION... WINTER STORM IS UNFOLDING ACROSS THE REGION AND WILL
CONTINUE THROUGH THE AFTERNOON INTO THE NIGHT. PRECIP ALREADY
FALLING AS SNOW IN WRN OK. WARM AIR WRAPPING AROUND THE EAST SIDE OF
THE SYSTEM WILL SLOW THE TRANSITION DOWN IN PARTS OF NRN/CNTRL OK.
CHANGE OVER LINE WILL BECOME ORIENTED ALMOST N/S DURING THE
AFTERNOON AND EXPECT REMAINDER OF SITES TO TRANSITION OVER TO SNOW
BY 00Z. IFR CONDITIONS WILL PREVAIL THROUGH THE AFTERNOON AND
EVENING AT ALL SITES WITH IMPROVEMENT TO MVFR FROM THE SW TUESDAY
MORNING. STRONG NORTH WINDS DEVELOPING BEHIND SURFACE LOW WILL
PREVAIL THROUGH MUCH OF THE PD.
&&
.PREV DISCUSSION... /ISSUED 547 AM CST MON FEB 25 2013
.AVIATION...
A BLIZZARD IS ON-GOING IN WESTERN OKLAHOMA AND WILL CONTINUE
THROUGH TODAY. SNOW WILL MOVE INTO NORTH CENTRAL AND CENTRAL
OKLAHOMA AT MID-DAY TODAY AND STRONG NORTH WIND WILL DEVELOP WITH
GUSTS OVER 40 MPH IN MANY AREAS. SNOW AND BLOWING SNOW IN MANY
AREAS WILL BRING VISIBILITIES LESS THAN 1/2 MILE. THUNDERSTORMS IN
CENTRAL OKLAHOMA SHOULD MOVE TO THE NORTHEAST AFTER 251400.
&&
.PREV DISCUSSION... /ISSUED 331 AM CST MON FEB 25 2013/
DISCUSSION...
THE WINTER STORM IS EVOLVING AS HAS BEEN EXPECTED. THE LOCATION
AND TIMING OF THE STORM HAS BEEN CONSISTENT. THE BLIZZARD WARNING
FOR WESTERN OKLAHOAM AND WINTER STORM WARNING FOR CENTRAL SECTIONS
CONTINUES INTO EARLY TUESDAY. THUNDER IN SOUTHWEST OKLAHOMA WILL
SLOWLY MOVE EAST WITH THE RAIN SHOWERS, THEN THE TRANSITION TO
SNOW WILL HAPPEN. A MID-DAY TRANSITION FOR CENTRAL OKLAHOMA STILL
SEEMS LIKELY. THE SURFACE CYLCONE WILL CONTINUE TO DEEPEN INTO
TONIGHT AS IT MOVES ALONG THE RED RIVER. WIND SPEEDS ARE
INCREASING IN WESTERN OKLAHOMA AND WILL CONTINUE TO DO SO THROUGH
THE DAY. STRONGER WINDS SHOULD MOVE INTO CENTRAL OKLAHOMA LATER
THIS MORNING. ALTHOUGH MODELS HAVE VARYING AMOUNTS OF MAXIMUM
TOTAL SNOWFALL IN NORTHWEST OKLAHOMA--AT LEAST A FOOT-- THE
LOCATION HAS BEEN QUITE CONSISTENT RUNNING FROM AROUND CHEYENNE TO
WOOWARD AND CHEROKEE. WE ARE KEEPING WITH THE WIDESPREAD ONE FOOT
FORECAST FOR THIS AREA WITH SOME AMOUNTS OVER 16 INCHES. FOR NOW,
THE SNOWFALL FORECAST ACROSS THE GREATER OKLAHOMA CITY REGION IS
STILL EXPECTED TO VARY FROM 6 TO 8 INCHES NORTH AND 3 TO 5 INCHES
SOUTH, MOST OF WHICH WILL FALL AFTER THIS AFTERNOON AND EVENING. A
DRY FORECAST FOLLOWS AFTER TUESDAY MORNING WITH A COOL AIRMASS
THIS WEEK.
&&
.PRELIMINARY POINT TEMPS/POPS...
OKLAHOMA CITY OK 41 26 36 22 / 100 80 10 10
HOBART OK 39 23 34 21 / 100 40 10 0
WICHITA FALLS TX 46 27 47 26 / 100 40 10 10
GAGE OK 28 16 31 17 / 100 40 10 10
PONCA CITY OK 35 24 34 19 / 100 100 30 10
DURANT OK 53 35 52 30 / 100 60 10 10
&&
.OUN WATCHES/WARNINGS/ADVISORIES...
OK...WINTER STORM WARNING UNTIL 6 AM CST TUESDAY FOR OKZ019-020-
024>031-038.
WINTER STORM WARNING UNTIL NOON CST TODAY FOR OKZ007-008-012-013-
018.
BLIZZARD WARNING FROM NOON TODAY TO 6 AM CST TUESDAY FOR OKZ007-
008-012-013-018.
BLIZZARD WARNING UNTIL 6 AM CST TUESDAY FOR OKZ004>006-009>011-
014>017-021>023-033>036.
WINTER WEATHER ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR OKZ037-
044.
TX...BLIZZARD WARNING UNTIL 6 AM CST TUESDAY FOR TXZ083.
WINTER WEATHER ADVISORY UNTIL MIDNIGHT CST TONIGHT FOR
TXZ084>088.
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