027
FXUS63 KUNR 060518
AFDUNR
AREA FORECAST DISCUSSION FOR WESTERN SD AND NORTHEASTERN WY
NATIONAL WEATHER SERVICE RAPID CITY SD
1018 PM MST THU FEB 5 2026
KEY MESSAGES
-MILD AND DRY THROUGH THE WEEKEND
-SEMI-ACTIVE FLOW MOST OF NEXT WEEK WITH CHANCES FOR PRECIP AT
TIMES
DISCUSSION
(THIS AFTERNOON THROUGH WEDNESDAY)
ISSUED AT 1049 AM MST THU FEB 5 2026
WESTERN NOAM RIDGE WILL SHIFT EAST, SUPPORTING MILD WEATHER FOR
THE REGION. THE RIDGE DOES BREAKDOWN NEXT WEEK AS ZONAL SEMI-
ACTIVE FLOW RETURNS WITH SOME CHANCES FOR PRECIP. VERY MILD
WEATHER AIR IN PLACE TODAY WITH NEAR 100 PERCENT SUNSHINE AND
RECORD HIGHS IN PARTS OF THE AREA. FRONTSIDE IMPULSE WILL SKIRT
ALONG THE EASTERN SIDE OF THE RIDGE AND SUPPORT A BACKDOOR COOL
FRONT INTO THE REGION LATE TONIGHT, WITH SOME LOW CLOUDS AND
PATCHY FOG POSSIBLE ACROSS FAR NW SD TO CENTRAL SD. THE FRONT WILL
STALL OUT OVER THE REGION FRIDAY, WITH MILD CONDS TO THE WEST AND
COOLER CONDS TO THE EAST, BUST STILL MILD FOR EARLY FEB. WARM AIR
WILL SPREAD BACK EAST FOR SAT AND SUN, WARMEST SUNDAY WHEN A FEW
LOW 70S ARE EXPECTED ONCE AGAIN ON THE PLAINS EAST OF THE BH. COOL
FRONT WILL MOVE THROUGH THE REGION MONDAY WITH BREEZY WINDS AND
SOME CHANCES FOR RAIN OR SNOW MONDAY NIGHT THROUGH MID WEEK AS A
SERIES OF IMPULSES TRAVERSE THE FLOW. ALTHOUGH IT WILL BE COOLER,
IT WILL REMAIN SEASONALLY MILD NEXT WEEK WITH HIGHS IN THE 30S AND
40S AFTER MONDAY.
AVIATION
(FOR THE 06Z TAFS THROUGH 06Z FRIDAY NIGHT)
ISSUED AT 1018 PM MST THU FEB 5 2026
MVFR/IFR CIGS ACROSS CENTRAL ND WILL CONTINUE SOUTHWARD TONIGHT
INTO CENTRAL SD...MOST LIKELY ALONG/EAST OF A LINE FROM K2WX-
KICR BETWEEN 06/09Z-18Z. AREAS OF PATCHY FOG MAY REDUCE VSBY
ACROSS NW SD. THE CHANCE OF THE LOWER FLIGHT CONDITIONS REACHING
THE KRAP TERMINAL IS LOW. OTHERWISE, EXPECT VFR CONDITIONS THROUGH
THE PERIOD.
UNR WATCHES/WARNINGS/ADVISORIES
SD...NONE.
WY...NONE.
DISCUSSION/KEY MESSAGES...JC
AVIATION...13
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