Area Forecast Discussion
Issued by NWS Rapid City, SD

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
000
FXUS63 KUNR 220854
AFDUNR

AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
254 AM MDT WED OCT 22 2014

.SHORT TERM...TODAY THROUGH THURSDAY NIGHT
ISSUED AT 249 AM MDT WED OCT 22 2014

WATER VAPOR SHOWS UPPER WAVE PUSHING OVER THE ROCKIES.
AHEAD OF THE WAVE THERE ARE CLOUDS AND A FEW SHOWERS...SOME OF WHICH
ARE OVER WESTERN SD. SURFACE TROUGH/COOL FRONT ARE MOVING THROUGH
THE CWA. SOUTHERLY WINDS AHEAD OF THE TROUGH ARE KEEPING CENTRAL SD
IN THE 60S...WHILE TEMPS ARE COOLING INTO THE 40S AND 50S BEHIND THE
FRONT WITH BREEZY NORTHWEST WINDS.

UPPER WAVE WILL SHIFT EASTWARD TODAY...PUSHING RAIN SHOWERS INTO
CENTRAL AND EASTERN SD. HIGH PRESSURE WILL QUICKLY REBUILD...AND
SKIES WILL CLEAR. BREEZY NORTHWEST WINDS ARE EXPECTED ESPECIALLY
ACROSS NORTHWEST SD...ALTHOUGH BOUNDARY LAYER WINDS ACTUALLY
DECREASE DURING THE DAY SO WINDS WILL SLOWLY DIMINISH IN THE
AFTERNOON. HIGHS TODAY WILL BE IN THE 60S...WITH 50S IN THE BLACK
HILLS. LOWS TONIGHT WILL BE IN THE 30S TO LOW 40S.

WHILE THE UPPER RIDGE RETURNS OVER THE NORTHERN PLAINS ON
THURSDAY...A WEAK WAVE WILL PASS THROUGH THE AREA. MOISTURE WILL BE
LACKING...AND THIS DISTURBANCE WILL CAUSE NO MORE THAN SOME BREEZY
WINDS ACROSS THE SOUTHERN CWA. SKIES WILL BE MOSTLY SUNNY...AND
TEMPS WILL WARM INTO THE 60S AND LOWER 70S. LOWS WILL BE IN THE
UPPER 30S TO UPPER 40S. IF WESTERLY WINDS DON/T GET TOO CALM
OVERNIGHT...DOWNSLOPING FLOW MAY KEEP THE EASTERN FOOTHILLS A BIT
WARMER.


&&

.LONG TERM...FRIDAY THROUGH TUESDAY
ISSUED AT 249 AM MDT WED OCT 22 2014

AN UPPER LEVEL RIDGE WILL DOMINATE THE WEATHER FRIDAY/SATURDAY.
TEMPERATURES WILL BE 10-15F ABOVE NORMAL. UPPER RIDGE SHIFTS EAST
SUNDAY ALLOWING NEXT TROUGH TO MOVE THROUGH THE AREA. IT WILL
BRING A COLD FRONT AND A FEW SHOWERS SUNDAY AFTERNOON INTO MONDAY.

&&

.AVIATION...FOR THE 06Z TAFS THROUGH 06Z WEDNESDAY NIGHT
ISSUED AT 249 AM MDT WED OCT 22 2014

AN UPPER TROUGH AND COLD FRONT WILL CONTINUE TO PUSH
THROUGH THE REGION THIS MORNING BRINGING SOME SHRA TO AREAS
ALONG/EAST OF A LINE FROM KCDR TO KMBG. ACTIVITY WILL ACCELERATE
EASTWARD THIS AFTERNOON EXITING THE CWA. GUSTY NORTHWEST WINDS ARE
EXPECTED BEHIND THE COLD FRONT ON THE SD PLAINS TODAY. VFR
CONDITIONS WILL PREVAIL.

&&

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

$$

SHORT TERM...POJORLIE
LONG TERM...HELGESON
AVIATION...HELGESON






USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.