663 FXUS63 KUNR 190731 AFDRAP AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY NATIONAL WEATHER SERVICE RAPID CITY SD 130 AM MDT SAT OCT 19 2002 UPPER LOW OVR HUDSON BAY WL MV SLOWLY S TOWARDS MINN BORDER BEFORE PUSING EAST ON SUN NITE. THIS WL PUSH WK CDFNT THRU FA ON SUN... TODAY SHLD SEE TEMPS MAINLY IN 50S...SOME 60S SOUTH AND WEST. ON SUN TEMPS WL BE COOLER...ESP N AND NE...WITH MILD TEMPS OVR NE WY AND SW SD...MAY APPROACH 70 IN FAR SW SD. CLDS SHLD BEGIN TO FILTER SOUTH ACRS FA DURING DAY SUNDAY. UPPER TROF IN CANADA WL BEGIN TO WORK ITS WAY SOUTH ACRS MT/ND ON MON AND MON NITE AND MV THRU FA TUE/TUE NITE. SHLD BE MSTLY CLD ON MON WITH ABIT COOLER TEMPS. UPPER TROF WL BRING A CHC OF SNOW TO REGION LATE MON NITE INTO TUE/TUE NIGHT. TEMPS FCST TO BE QUITE COLD ON TUE...BUT WL CONT WITH CURRENT FCST AS TREND THIS FALL HAS BEEN TO BRING TO MUCH COLD AIR DOWN. IN THE EXTENDED...TUE/TUE NITE UPPER TROF FCST TO PUSH ACRS FA AND WL CONT CHC OF SNOW ASSCD/W THIS TROF. NW FLW WL CONT ON WED/THU WITH DRY WX EXPECTED AND SEASONABLE TMPS. NXT UPPER SYS WL PUSH INTO FA FRI AND BRING A CHC OF SNOW AGAIN. .UNR...NONE.