Area Forecast Discussion
Issued by NWS Rapid City, SD

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000
FXUS63 KUNR 231714
AFDUNR

AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
1111 AM MDT THU OCT 23 2014

.UPDATE...
ISSUED AT 931 AM MDT THU OCT 23 2014

UPPER LEVEL RIDGE CONTINUES TO BUILD ACROSS THE ROCKIES INTO THE
NORTHERN PLAINS. SOME HIGH CLOUDINESS IS CURRENTLY SLIDING ACROSS
THE AREA...LIMITING INSOLATION. WITH THE INCREASE IN CLOUD COVER
ACROSS WESTERN PORTIONS OF THE FORECAST AREA...HAVE TRIMMED HIGH
TEMPERATURES A FEW DEGREES. REMAINDER OF FORECAST IN GOOD SHAPE.

&&

.SHORT TERM...TODAY THROUGH FRIDAY NIGHT
ISSUED AT 221 AM MDT THU OCT 23 2014

SKIES ARE CLEAR OVER THE WESTERN DAKOTAS AS AN UPPER RIDGE BUILDS
OVER THE REGION. WINDS ARE LIGHT AND VARIABLE...AND TEMPS ARE
FALLING INTO THE 30S AND 40S.

UPPER HIGH OVER THE SW US WILL RESULT IN DRY AND MILD WEATHER FOR
THE AREA THROUGH THE END OF THE WEEK. HIGHS TODAY WILL BE IN THE 60S
TO LOW 70S. CANADIAN UPPER LOW WILL FLATTEN THE RIDGE TONIGHT INTO
FRIDAY...CREATING ZONAL FLOW OVER THE REGION. WESTERLY WINDS SHOULD
HELP KEEP LOWS UP TONIGHT...MAINLY IN THE 40S. THEN AS THE SURFACE
TROUGH MOVES THROUGH THE NORTHERN PLAINS...A COOL FRONT WILL SHIFT
WINDS TO THE NORTHWEST. HIGHS FRIDAY WILL RANGE FROM THE UPPER 60S
ACROSS NORTHWEST SD...THE BLACK HILLS...AND PARTS OF NORTHEAST
WY...TO THE UPPER 70S OVER SOUTH CENTRAL SD. NORTHWEST WINDS MAY
BECOME A BIT BREEZY ACROSS THE SD PLAINS...BUT THE STRONGEST WINDS
WILL BE IN ND.


&&

.LONG TERM...SATURDAY THROUGH WEDNESDAY
ISSUED AT 1010 AM MDT THU OCT 23 2014

AN UPPER LEVEL RIDGE WILL DOMINATE THE WEATHER THROUGH
SATURDAY WITH ABOVE NORMAL TEMPERATURES AND DRY CONDITIONS. THE
UPPER RIDGE SHIFTS EAST SUNDAY AS A TROUGH MOVE THROUGH THE CWA
LATER SUNDAY BRINGING A COLD FRONT AND SOME SHOWERS. COULD BE COLD
ENOUGH IN THE HIGHER ELEVATIONS FOR A BIT OF SNOW AT NIGHT. SHOWERS
WILL END TUESDAY AS DRIER AIR PUSHES INTO THE REGION.

&&

.AVIATION...FOR THE 18Z TAFS THROUGH 18Z FRIDAY
ISSUED AT 1111 AM MDT THU OCT 23 2014

VFR CONDITIONS WILL CONTINUE TODAY AND TONIGHT.

&&

.UNR WATCHES/WARNINGS/ADVISORIES...
SD...NONE.
WY...NONE.
&&

$$

UPDATE...15
SHORT TERM...POJORLIE
LONG TERM...HELGESON
AVIATION...10









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