627
FXUS63 KUNR 281651
AFDUNR
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
1051 AM MDT WED MAY 28 2025
KEY MESSAGES
-CONTINUED COOL TODAY WITH MAINLY MORNING SHOWERS AND ISOLATED
STORMS
-WARMER AND DRY FOR THE REST OF THE WEEK, WITH HIGHS IN THE 80S
BY THIS WEEKEND, WARMEST SUNDAY
-COOLER AND UNSETTLED NEXT WEEK
DISCUSSION
(TODAY THROUGH TUESDAY)
ISSUED AT 1245 AM MDT WED MAY 28 2025
STALLED CLOSED LOW WILL FINALLY SHIFT EAST OUT OF THE REGION AS A
NW FLOW IMPULSE TRAVERSES THE REGION THIS MORNING. UPPER RIDGE
WILL SHIFT EAST THE NEXT FEW DAYS WITH WARMER AND DRY WEATHER
THROUGH THE WEEKEND. COMPACT BUT FAIRLY POTENT UPPER IMPULSE WILL
TRAVERSE THE REGION THIS MORNING SUPPORTING SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS. THE BEST CHANCES FOR PRECIP WILL BE ACROSS
THE SOUTHWEST THIRD OF THE FA THIS MORNING, WITH THINGS DRYING
OUT THIS AFTERNOON NORTH TO SOUTH. SOME FOG WILL ALSO BE POSSIBLE
THIS MORNING, MAINLY ACROSS THE EASTERN SLOPES OF THE BH. THINGS
WILL DRY OUT TONIGHT AS HIGH PRESSURE BUILDS INTO THE REGION. A
SLOW WARMING TREND WILL ENSUE AND CONTINUE THROUGH THE REMAINDER
OF THE WEEK, WITH SUNDAY EXPECTED TO THE WARMEST DAY IN THE PERIOD
AHEAD OF THE NEXT SYSTEM. ANOTHER TROUGH OF LOW PRESSURE WILL
MOVE INTO THE REGION EARLY NEXT WEEK, SUPPORTING CHANCES FOR MORE
SHOWERS AND STORMS STARTING SUNDAY NIGHT, AS WELL AS COOLER TEMPS
AS UNSETTLED FLOW RETURNS.
AVIATION
(FOR THE 18Z TAFS THROUGH 18Z THURSDAY)
ISSUED AT 1046 AM MDT WED MAY 28 2025
SCATTERED TO OVERCAST MVFR CLOUDS ARE PROLIFIC ACROSS THE CWA.
SCATTERED SHOWERS WILL BE POSSIBLE THROUGH THE AFTERNOON, MAINLY
ACROSS NORTHEASTERN WY AND SOUTHERN SD. SKIES WILL CLEAR THIS
EVENING, BUT SOME REDEVELOPMENT OF LOW CLOUDS/PATCHY FOG WILL BE
POSSIBLE, INCLUDING NEAR KGCC, BY 12Z THURS.
UNR WATCHES/WARNINGS/ADVISORIES
SD...NONE.
WY...NONE.
DISCUSSION/KEY MESSAGES...JC
AVIATION...POJORLIE
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