Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Rapid City, SD
Issued by NWS Rapid City, SD
113
FNUS53 KUNR 201849
FWFUNR
Fire Weather Planning Forecast for NE Wyoming and WRN South Dakota
National Weather Service Rapid City SD
1249 PM MDT Thu Aug 20 2026
.DISCUSSION...Warm with elevated fire conditions across northeastern
WY and southwestern SD where minimum relative humidity will fall to
around 13 to 15 percent this afternoon, although winds will be
below critical thresholds.
Temperatures continue to warm through the weekend with dry, breezy conditions
Friday. Chance of showers and storms return to the area Saturday and
Sunday.
WYZ314-211015-
Northern Campbell-
Including Gillette and Weston
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........13 percent.
20-foot winds.......South 5 to 10 mph shifting to the northwest
with gusts to around 20 mph in the afternoon.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......8300 to 10400 ft agl.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........50-56 percent.
20-foot winds.......East 5 to 10 mph shifting to the south after
midnight.
Gusts to around 25 mph.
Transport winds.....Northeast around 15 mph shifting to the south
after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........15 percent.
20-foot winds.......Southwest 5 to 10 mph shifting to the north 10
to 15 mph in the afternoon.
Gusts to around 25 mph.
Transport winds.....Southwest around 15 mph increasing to northwest
around 25 mph in the afternoon.
Smoke dispersal.....Fair increasing to excellent in the afternoon.
Mixing height.......9300 to 11700 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........65-73 percent.
20-foot winds.......Northeast 10 to 15 mph shifting to the east
after midnight.
Gusts to around 25 mph.
Transport winds.....Northeast around 25 mph becoming east around 15
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 90.
Min humidity........25-33 percent.
20-foot winds.......Southeast 10 to 20 mph with gusts to around 30
mph.
Transport winds.....Southeast 25 to 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......5000 to 6300 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 60s. Highs in the lower 90s. West
winds 15 to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Northeast winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
$$
WYZ315-211015-
Southern Campbell-
Including Wright and Savageton
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........14 percent.
20-foot winds.......Southwest around 5 mph shifting to the
northwest with gusts to around 20 mph in the
afternoon.
Transport winds.....West around 15 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......8900 to 11200 ft agl.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........53-61 percent.
20-foot winds.......Northeast 10 to 15 mph shifting to the
southeast after midnight.
Gusts to around 25 mph.
Transport winds.....Northeast around 20 mph shifting to the
southeast after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........16 percent.
20-foot winds.......Southwest 5 to 10 mph shifting to the north 10
to 15 mph with gusts to around 25 mph in the
afternoon.
Transport winds.....South around 15 mph increasing to northwest
around 25 mph in the afternoon.
Smoke dispersal.....Poor increasing to excellent in the afternoon.
Mixing height.......9200 to 11500 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........72-78 percent.
20-foot winds.......Northeast 10 to 15 mph shifting to the
southeast 5 to 10 mph after midnight.
Gusts to around 25 mph.
Transport winds.....Northeast around 25 mph shifting to the
southeast after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 86.
Min humidity........37 percent.
20-foot winds.......Southeast 15 to 20 mph with gusts to around 30
mph.
Transport winds.....Southeast around 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......3500 to 4400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
lower 90s. West winds 15 to 25 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 60. Highs in the mid 80s. Northwest
winds 10 to 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
North winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
$$
WYZ316-211015-
Crook County Plains-
Including Moorcroft, Devils Tower, Hulett, and New Haven
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........13 percent.
20-foot winds.......South around 5 mph shifting to the northwest in
the afternoon.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....Good.
Mixing height.......8300 to 10400 ft agl.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 59.
Max humidity........58 percent.
20-foot winds.......East 5 to 10 mph shifting to the southeast
after midnight.
Transport winds.....Northeast around 15 mph shifting to the
southeast after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 95.
Min humidity........16 percent.
20-foot winds.......South 5 to 10 mph shifting to the north 10 to
15 mph in the afternoon.
Transport winds.....South around 15 mph shifting to the northwest
in the afternoon.
Smoke dispersal.....Poor increasing to excellent in the afternoon.
Mixing height.......9600 to 12000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 57.
Max humidity........77 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 89.
Min humidity........26 percent.
20-foot winds.......Southeast 10 to 20 mph.
Transport winds.....Southeast around 25 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......5100 to 6400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 90s. West
winds 15 to 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs around 90. Northwest
winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
Northeast winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 80s.
$$
WYZ317-211015-
Weston County Plains-
Including Newcastle, Upton, and Rochelle
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........13 percent.
20-foot winds.......Northwest around 5 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......8600 to 10800 ft agl.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........54-60 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........15 percent.
20-foot winds.......South 5 to 10 mph shifting to the north 10 to
15 mph with gusts to around 25 mph in the
afternoon.
Transport winds.....South around 15 mph shifting to the west in the
afternoon.
Smoke dispersal.....Poor increasing to excellent in the afternoon.
Mixing height.......9300 to 11700 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........69-75 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........28-34 percent.
20-foot winds.......Southeast 15 to 25 mph.
Transport winds.....Southeast around 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......3600 to 4600 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Partly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
lower 90s. West winds 15 to 25 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs around 90. Northwest
winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Northeast winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
$$
WYZ318-211015-
Wyoming Black Hills-
Including Sundance and Four Corners
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....84-90.
Min humidity........17 percent.
20-foot winds.......Northwest 5 to 10 mph.
Transport winds.....West around 15 mph.
Smoke dispersal.....Good increasing to very good in the afternoon.
Mixing height.......7700 to 9700 ft agl.
.TONIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........49-59 percent.
20-foot winds.......East 5 to 10 mph shifting to the southeast
after midnight.
Transport winds.....East around 15 mph shifting to the southeast
after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....86-92.
Min humidity........18-24 percent.
20-foot winds.......South around 5 mph shifting to the north 10 to
15 mph in the afternoon.
Transport winds.....South around 10 mph increasing to northwest
around 20 mph in the afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......8600 to 10800 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 57.
Max humidity........69-81 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....81-87.
Min humidity........29-35 percent.
20-foot winds.......Southeast 10 to 20 mph.
Transport winds.....Southeast around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4700 to 5900 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 80s. West winds 15 to
20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 80s.
Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Northeast winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the lower 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
$$
SDZ327-211015-
Butte County Area-
Including Belle Fourche, Colony, and Newell
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........19 percent.
20-foot winds.......Northwest 10 to 15 mph with gusts to around 30
mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to excellent in the afternoon.
Mixing height.......7300 to 9200 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........63 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........24 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......6400 to 8100 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 58.
Max humidity........73-79 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 86.
Min humidity........33 percent.
20-foot winds.......Southeast 15 to 25 mph.
Gusts to around 35 mph in the afternoon.
Transport winds.....Southeast 30 to 35 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......3700 to 4700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
lower 90s. Southeast winds around 30 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the lower 90s.
Northwest winds around 20 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s. North
winds around 20 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
$$
SDZ319-211015-
Northern Black Hills-
Including Lead, Deadwood, and Rochford
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....80-86.
Min humidity........23 percent.
20-foot winds.......Northwest 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Good increasing to very good in the afternoon.
Mixing height.......8000 to 10000 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke after midnight.
Chc of wetting rain.0 percent.
Min temperature.....54-60.
Max humidity........56-68 percent.
20-foot winds.......East around 5 mph shifting to the south after
midnight.
Transport winds.....East around 15 mph shifting to the south after
midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....81-87.
Min humidity........28 percent.
20-foot winds.......West around 5 mph shifting to the northeast
with gusts to around 20 mph in the afternoon.
Transport winds.....West around 10 mph shifting to the north in the
afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7900 to 9900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....50-56.
Max humidity........79-93 percent.
20-foot winds.......East 5 to 10 mph with gusts to around 20 mph
shifting to the southeast after midnight.
Transport winds.....Southeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....74-80.
Min humidity........39-45 percent.
20-foot winds.......Southeast 10 to 15 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....Southeast around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......3800 to 4800 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 80s. West winds 10 to
20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
Northwest winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the mid 70s. North winds 5 to
10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the mid 70s.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the upper 70s.
$$
SDZ320-211015-
Central Black Hills-
Including Custer, Hill City, and Keystone
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....82-88.
Min humidity........22 percent.
20-foot winds.......Northwest 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....Good increasing to very good in the afternoon.
Mixing height.......8100 to 10200 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke.
Chc of wetting rain.0 percent.
Min temperature.....Around 59.
Max humidity........58-66 percent.
20-foot winds.......East 5 to 10 mph shifting to the south after
midnight.
Gusts to around 20 mph.
Transport winds.....East around 15 mph shifting to the southeast
after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 86.
Min humidity........29 percent.
20-foot winds.......Southwest 5 to 10 mph shifting to the northeast
with gusts to around 20 mph in the afternoon.
Transport winds.....South around 15 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7800 to 9800 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....53-59.
Max humidity........77-89 percent.
20-foot winds.......Northeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....75-81.
Min humidity........40-46 percent.
20-foot winds.......Southeast 10 to 15 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Fair.
Mixing height.......3000 to 3800 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Southwest winds 10 to 15 mph.
.MONDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows around 60. Highs in the mid 80s. North winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the upper 70s. Northeast winds
around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the upper 70s.
$$
SDZ321-211015-
Southern Black Hills-
Including Pringle, Custer State Park, and Wind Cave
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 88.
Min humidity........19 percent.
20-foot winds.......Northwest 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Northwest around 15 mph.
Smoke dispersal.....Good increasing to very good in the afternoon.
Mixing height.......7900 to 9900 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........59 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 89.
Min humidity........27 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......7100 to 8900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........72-80 percent.
20-foot winds.......Northeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Northeast around 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....78-84.
Min humidity........40 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Good.
Mixing height.......3400 to 4300 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 80s. Southwest winds
10 to 15 mph.
.MONDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the upper 80s. North winds around
10 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. East winds around
10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs around 80.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
$$
SDZ322-211015-
Fall River County Area-
Including Hot Springs, Edgemont, and Ardmore
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........16 percent.
20-foot winds.......Northwest 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7800 to 9800 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........59-67 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....Northeast around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny. Slight chance of showers and
thunderstorms in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........23 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East around 15 mph increasing to northeast
around 25 mph in the afternoon.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......7200 to 9000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........72-82 percent.
20-foot winds.......Northeast 10 to 20 mph with gusts to around 30
mph.
Transport winds.....Northeast 25 to 30 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 87.
Min humidity........36 percent.
20-foot winds.......East 10 to 20 mph with gusts to around 35 mph.
Transport winds.....East around 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4000 to 5100 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Partly cloudy. Chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s. West
winds 20 to 25 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the lower 90s.
Northwest winds around 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. East winds around
15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the upper 80s.
$$
SDZ323-211015-
Northern Foot Hills-
Including Spearfish and Sturgis
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 90.
Min humidity........20 percent.
20-foot winds.......Northwest 5 to 10 mph shifting to the north in
the afternoon.
Gusts to around 25 mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7300 to 9200 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........52-60 percent.
20-foot winds.......Southeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East around 15 mph shifting to the south after
midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........26 percent.
20-foot winds.......Southeast 5 to 10 mph shifting to the northeast
10 to 15 mph in the afternoon.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......6400 to 8100 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........73-81 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........36 percent.
20-foot winds.......Southeast 15 to 25 mph with gusts to around 35
mph.
Transport winds.....Southeast around 25 mph increasing to around 35
mph in the afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4000 to 5100 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 60s. Highs in the lower
90s. Northeast winds 20 to 30 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Northwest winds 10 to 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 60. Highs in the mid 80s.
$$
SDZ324-211015-
Eastern Foot Hills-
Including Rapid City and Piedmont
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........22 percent.
20-foot winds.......Northwest 10 to 15 mph shifting to the
northeast 5 to 10 mph in the afternoon.
Gusts to around 25 mph.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7200 to 9000 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........59-65 percent.
20-foot winds.......East 5 to 10 mph with gusts to around 20 mph
shifting to the southwest after midnight.
Transport winds.....East around 15 mph shifting to the southwest
after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........29 percent.
20-foot winds.......South 5 to 10 mph shifting to the east with
gusts to around 25 mph in the afternoon.
Transport winds.....South around 15 mph shifting to the east in the
afternoon.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......6000 to 7600 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........80-86 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 25 mph in the evening.
Transport winds.....East around 20 mph decreasing to around 10 mph
after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........38 percent.
20-foot winds.......Southeast 10 to 20 mph.
Gusts to around 25 mph increasing to gusts to
around 35 mph in the afternoon.
Transport winds.....Southeast 25 to 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......3600 to 4500 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 60s. Highs in the lower 90s.
Southeast winds around 20 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs around 90. North winds
10 to 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the mid 80s.
$$
SDZ325-211015-
Custer County Plains-
Including Hermosa, Fairburn, Buffalo Gap, and Folsom
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........21 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7500 to 9400 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........66 percent.
20-foot winds.......Northeast 10 to 15 mph shifting to the north
around 5 mph after midnight.
Transport winds.....Northeast around 20 mph decreasing to around 10
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........29 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....Northeast around 15 mph increasing to east
around 25 mph in the afternoon.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......6000 to 7600 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........80-86 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....Northeast around 25 mph decreasing to around 15
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 87.
Min humidity........38 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......3900 to 4900 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Mostly cloudy. Chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s. South
winds 20 to 25 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the lower 90s. North
winds 10 to 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. Northeast winds
around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows around 60. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the upper 80s.
$$
SDZ326-211015-
Pine Ridge Area-
Including Pine Ridge, Oelrichs, Batesland, and Kyle
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........20 percent.
20-foot winds.......West 10 to 15 mph shifting to the north in the
afternoon.
Gusts to around 25 mph.
Transport winds.....West around 15 mph shifting to the north in the
afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7600 to 9600 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........68-74 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........28 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....East around 15 mph increasing to around 25 mph
in the afternoon.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......6200 to 7800 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........83-91 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 30 mph in the evening.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 88.
Min humidity........34 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 30 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4300 to 5400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Partly cloudy. Chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 90s. South
winds 25 to 30 mph.
.MONDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the lower 90s. North
winds around 15 mph.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 80s. Northeast winds
around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows around 60. Highs in the upper 80s.
$$
SDZ328-211015-
Perkins County-
Including Lemmon and Bison
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 90.
Min humidity........22 percent.
20-foot winds.......Northwest 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to excellent in the afternoon.
Mixing height.......7000 to 8800 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 59.
Max humidity........64-70 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Northeast around 20 mph becoming east around 10
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 89.
Min humidity........27 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4900 to 6200 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 57.
Max humidity........76-82 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........31 percent.
20-foot winds.......Southeast 10 to 20 mph with gusts to around 30
mph.
Transport winds.....Southeast 20 to 25 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4800 to 6100 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
upper 80s. Southeast winds 25 to 30 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the lower 90s.
Northwest winds around 20 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
upper 50s. Highs in the mid 80s. Northwest winds 15 to 20 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
$$
SDZ329-211015-
West Central Plains-
Including Faith, Ellsworth AFB, New Underwood, and Wall
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........21 percent.
20-foot winds.......Northwest 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to excellent in the afternoon.
Mixing height.......7200 to 9000 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........65 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........27-33 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4800 to 6100 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........75-83 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........33-39 percent.
20-foot winds.......East 15 to 25 mph.
Transport winds.....Southeast 25 to 30 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4400 to 5600 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
lower 90s. Southeast winds around 30 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the lower 90s.
North winds around 20 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds around 20 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
$$
SDZ332-211015-
Badlands Area-
Including Interior, Scenic, Rockyford, and Wanblee
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 94.
Min humidity........22 percent.
20-foot winds.......West 10 to 15 mph shifting to the north in the
afternoon.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7100 to 8900 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 64.
Max humidity........65-71 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........29-37 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor increasing to very good in the afternoon.
Mixing height.......5500 to 6900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........83-89 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 30 mph in the evening.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 86.
Min humidity........35-41 percent.
20-foot winds.......East 10 to 20 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East around 20 mph increasing to southeast
around 30 mph in the afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......4000 to 5000 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the mid 60s. Highs in the lower
90s. South winds 25 to 30 mph.
.MONDAY...Breezy. Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the lower 90s. North
winds 15 to 25 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 60s. Highs in the mid 80s. North
winds around 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 60. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
$$
SDZ333-211015-
Bennett County Area-
Including Martin, Tuthill, Allen, and Long Valley
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........26 percent.
20-foot winds.......West 10 to 15 mph shifting to the north in the
afternoon.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......6900 to 8700 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........71-79 percent.
20-foot winds.......East 5 to 10 mph shifting to the southeast
after midnight.
Transport winds.....Northeast around 15 mph shifting to the
southeast after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 90.
Min humidity........32-38 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......5100 to 6400 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........93 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 84.
Min humidity........39 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Fair increasing to good in the afternoon.
Mixing height.......4000 to 5100 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Showers likely and chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
South winds 30 to 35 mph.
.MONDAY...Windy. Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs around 90. Northwest
winds 20 to 30 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds around 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the mid 80s.
$$
SDZ330-211015-
Ziebach County-
Including Dupree and Glad Valley
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 92.
Min humidity........23 percent.
20-foot winds.......Northwest 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Good increasing to excellent in the afternoon.
Mixing height.......7100 to 8900 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 61.
Max humidity........69 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 89.
Min humidity........31 percent.
20-foot winds.......East 5 to 10 mph with gusts to around 20 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......5000 to 6300 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 59.
Max humidity........80 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........32-38 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Fair increasing to good in the afternoon.
Mixing height.......4900 to 6200 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the mid
80s. Southeast winds 20 to 25 mph.
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs around 90. North
winds 10 to 20 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 60s. Highs in the mid 80s. Northwest winds 10 to 15 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
mid 80s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
$$
SDZ331-211015-
Haakon County Area-
Including Philip, Kadoka, Belvidere, and Midland
1249 PM MDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 93.
Min humidity........25 percent.
20-foot winds.......West 10 to 15 mph shifting to the north in the
afternoon.
Gusts to around 25 mph.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......7000 to 8800 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........70-76 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 90.
Min humidity........35 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4300 to 5400 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........83-89 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 85.
Min humidity........40 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Fair increasing to good in the afternoon.
Mixing height.......4400 to 5500 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Mostly cloudy. Chance of showers and slight
chance of thunderstorms. Lows in the lower 60s. Highs in the
upper 80s. Southeast winds 20 to 25 mph.
.MONDAY...Breezy. Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs around 90. North
winds 15 to 25 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds around 10 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers. Lows in the
upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the mid 80s.
$$
SDZ334-211015-
Mellette and Todd Counties-
Including Mission, White River, and Saint Francis
149 PM CDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........31-37 percent.
20-foot winds.......West 15 to 20 mph shifting to the north 10 to
15 mph in the afternoon.
Transport winds.....Northwest 20 to 25 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......6200 to 7800 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke.
Chc of wetting rain.0 percent.
Min temperature.....Around 62.
Max humidity........76-84 percent.
20-foot winds.......East 5 to 10 mph shifting to the south after
midnight.
Transport winds.....Northeast around 15 mph shifting to the
southeast after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 88.
Min humidity........41-47 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4700 to 5900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........94-100 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 84.
Min humidity........45 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Good.
Mixing height.......4300 to 5400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Windy. Mostly cloudy. Chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. South
winds 25 to 35 mph.
.MONDAY...Windy. Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Northwest winds 20 to 30 mph.
.TUESDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 80s. North
winds around 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the lower 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the mid 80s.
$$
SDZ335-211015-
Tripp County-
Including Winner, Colome, and Hamill
149 PM CDT Thu Aug 20 2026
.LATE THIS AFTERNOON...
Sky/weather.........Sunny. Patchy smoke in the afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 91.
Min humidity........30-38 percent.
20-foot winds.......Southwest 15 to 20 mph shifting to the
northwest 10 to 15 mph in the afternoon.
Transport winds.....West 20 to 25 mph.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......5800 to 7300 ft agl.
.TONIGHT...
Sky/weather.........Mostly clear. Patchy smoke in the evening.
Chc of wetting rain.0 percent.
Min temperature.....Around 63.
Max humidity........80-88 percent.
20-foot winds.......East 5 to 10 mph shifting to the southwest
after midnight.
Transport winds.....Northeast around 15 mph shifting to the south
after midnight.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 88.
Min humidity........39-49 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......3900 to 4900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 60.
Max humidity........95-100 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 84.
Min humidity........39-47 percent.
20-foot winds.......East 5 to 10 mph with gusts to around 20 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Good.
Mixing height.......4400 to 5600 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Mostly cloudy. Showers likely and slight chance
of thunderstorms. Lows in the lower 60s. Highs in the lower 80s.
South winds 15 to 25 mph.
.MONDAY...Breezy. Partly cloudy. Chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the upper 80s.
Southeast winds 20 to 25 mph.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 60s. Highs in the mid 80s. North
winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 60. Highs in the lower 80s.
.THURSDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 60. Highs in the mid 80s.
$$