Area Forecast Discussion
Issued by NWS Rapid City, SD

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000
FXUS63 KUNR 080420
AFDUNR

AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
1020 PM MDT MON JUL 7 2014

.SHORT TERM...THIS EVENING THROUGH TUESDAY NIGHT
ISSUED AT 242 PM MDT MON JUL 7 2014

CURRENT SURFACE MAP PLACES COLD FRONT FROM NORTHEAST SOUTH DAKOTA
THROUGH SOUTHWEST SOUTH DAKOTA. STRONG SHORTWAVE IS TRACKING
ACROSS NORTH DAKOTA. TSRA ACTIVITY CONFINED TO SOUTHWEST SOUTH
DAKOTA...ALONG COLD FRONT. DRY AIR/SUBSIDENCE SPREADING ACROSS
NORTHEAST WYOMING/NORTHWEST SOUTH DAKOTA. A FEW TSRA WILL LINGER ACROSS
SOUTH CENTRAL SOUTH DAKOTA EARLY THIS EVENING...OTHERWISE CLEARING
SKIES EXPECTED ACROSS THE AREA TONIGHT. COOL TEMPERATURES
OVERNIGHT...WITH HIGH PRESSURE BUILDING ACROSS THE NORTHERN
PLAINS. HIGH PRESSURE REMAINS ACROSS THE AREA FOR TUESDAY...WITH
MOSTLY SUNNY SKIES.

&&

.LONG TERM...WEDNESDAY THROUGH MONDAY
ISSUED AT 242 PM MDT MON JUL 7 2014

UPPER LEVEL RIDGING WILL BE IN PLACE FOR MOST OF THE EXTENDED
PERIOD... WITH OCCASIONAL WAVES CROSSING THE RIDGE TO PRODUCE
SCATTERED SHOWERS AND THUNDERSTORMS. MOST NOTABLE SYSTEMS MOVING
THROUGH WEDNESDAY NIGHT AND FRIDAY NIGHT...COUPLED WITH A SURFACE
TROF AND COLD FRONT. AS RIDGE AMPLIFIES LATE SUNDAY...UPPER FLOW
BECOMES A LITTLE MORE CYCLONIC OVER THE NORTHERN PLAINS.
TEMPERATURES WILL BE NEAR TO SLIGHTLY ABOVE NORMAL AS A THERMAL
RIDGE BUILDS INTO THE PLAINS.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z TUESDAY NIGHT)
ISSUED AT 1019 PM MDT MON JUL 7 2014

VFR CONDITIONS EXPECTED THROUGH THE PERIOD.

&&

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

$$

SHORT TERM...7
LONG TERM...55
AVIATION...JOHNSON





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