Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Rapid City, SD
Issued by NWS Rapid City, SD
418
FNUS53 KUNR 171906
FWFUNR
Fire Weather Planning Forecast for NE Wyoming and WRN South Dakota
National Weather Service Rapid City SD
106 PM MDT Thu Sep 17 2026
.DISCUSSION...Widespread rain is expected today into Friday
morning across much of the area, with heaviest precipitation
across south-central South Dakota where an inch or more of rain is
possible through the evening hours. Reduced fire weather
potential will continue through the weekend with high relative
humidity and daily chances for precipitation.
WYZ314-181015-
Northern Campbell-
Including Gillette and Weston
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Mostly cloudy then becoming partly cloudy.
Chance of rain showers and slight chance of
thunderstorms in the evening.
Chc of wetting rain.30 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 30
mph.
Transport winds.....Southeast 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Partly sunny then becoming sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 81.
Min humidity........39 percent.
20-foot winds.......South 5 to 10 mph shifting to the northeast
with gusts to around 20 mph in the afternoon.
Transport winds.....Southwest around 10 mph shifting to the north
in the afternoon.
Smoke dispersal.....Poor increasing to fair in the afternoon.
Mixing height.......4700 to 5900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Chance of thunderstorms in the evening.
Rain showers likely through the night. Slight
chance of thunderstorms after midnight.
Chc of wetting rain.50 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the morning. Rain showers through the day.
Chance of thunderstorms in the afternoon.
Chc of wetting rain.60 percent.
Max temperature.....Around 70.
Min humidity........60-66 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Southeast around 15 mph shifting to the north
in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......3200 to 4000 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the mid 60s. East winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
South winds around 10 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the upper 70s.
South winds around 20 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Mostly clear. Lows around 50. Highs around 80.
$$
WYZ315-181015-
Southern Campbell-
Including Wright and Savageton
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening.
Chc of wetting rain.20 percent.
Min temperature.....Around 52.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 15 mph shifting to the
southwest after midnight.
Gusts to around 25 mph.
Transport winds.....South around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 79.
Min humidity........40 percent.
20-foot winds.......West 10 to 15 mph shifting to the northeast 5
to 10 mph in the afternoon.
Transport winds.....West around 20 mph shifting to the north in the
afternoon.
Smoke dispersal.....Poor increasing to good in the afternoon.
Mixing height.......4900 to 6200 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Rain showers likely and slight
chance of thunderstorms in the evening, then
chance of rain showers after midnight.
Chc of wetting rain.50 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......Southeast 5 to 10 mph with gusts to around 20
mph.
Transport winds.....Southeast around 25 mph becoming south around
15 mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Partly sunny. Chance of rain showers in the
morning, then rain showers likely and chance of
thunderstorms in the afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 70.
Min humidity........54-62 percent.
20-foot winds.......South 10 to 15 mph with gusts to around 25 mph.
Transport winds.....Southwest 20 to 25 mph.
Smoke dispersal.....Good.
Mixing height.......4000 to 5000 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the upper
40s. Highs in the lower 60s. West winds 15 to 20 mph.
.MONDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the upper 40s. Highs around 70. South
winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid
70s. South winds around 20 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows around 50. Highs in the upper 70s.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s.
$$
WYZ316-181015-
Crook County Plains-
Including Moorcroft, Devils Tower, Hulett, and New Haven
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening.
Chc of wetting rain.60 percent.
Min temperature.....Around 51.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 15 mph.
Transport winds.....Southeast around 25 mph decreasing to around 15
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......600 to 700 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming mostly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 80.
Min humidity........38-44 percent.
20-foot winds.......East around 5 mph shifting to the northeast in
the afternoon.
Transport winds.....Southeast around 15 mph shifting to the
northeast in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......4200 to 5300 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Chc of wetting rain.50 percent.
Min temperature.....Around 52.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers and slight chance
of thunderstorms.
Chc of wetting rain.60 percent.
Max temperature.....Around 70.
Min humidity........59-65 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Southeast around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......2900 to 3700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the upper
40s. Highs in the mid 60s. Southeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
Southeast winds around 15 mph.
.TUESDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper
70s. South winds around 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the upper 70s.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the
lower 80s.
$$
WYZ317-181015-
Weston County Plains-
Including Newcastle, Upton, and Rochelle
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Chance of showers and thunderstorms in
the evening. Patchy fog after midnight.
Chc of wetting rain.50 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......South 5 to 10 mph with gusts to around 25 mph.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Partly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 79.
Min humidity........39 percent.
20-foot winds.......Northwest 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....West around 10 mph shifting to the northwest in
the afternoon.
Smoke dispersal.....Poor increasing to fair in the afternoon.
Mixing height.......4000 to 5000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Chc of wetting rain.40 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 15 mph.
Transport winds.....Southeast around 25 mph decreasing to around 15
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Chance of rain showers and
slight chance of thunderstorms in the morning,
then rain showers likely and chance of
thunderstorms in the afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 70.
Min humidity........52-58 percent.
20-foot winds.......Southeast 10 to 15 mph with gusts to around 25
mph.
Transport winds.....Southeast around 15 mph increasing to around 25
mph in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......3100 to 3900 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows around 50.
Highs in the mid 60s. Southeast winds 15 to 20 mph.
.MONDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
Southeast winds around 15 mph.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid
70s. Southeast winds around 20 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows around 50. Highs in the upper 70s.
.THURSDAY...Mostly clear. Lows in the upper 40s. Highs in the
upper 70s.
$$
WYZ318-181015-
Wyoming Black Hills-
Including Sundance and Four Corners
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Rain showers and slight chance of
thunderstorms in the evening, then slight
chance of rain showers after midnight. Patchy
fog after midnight.
Chc of wetting rain.70 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph shifting to the south 5 to 10
mph after midnight.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming mostly sunny.
Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 75.
Min humidity........44-52 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....East around 10 mph shifting to the north in the
afternoon.
Smoke dispersal.....Poor.
Mixing height.......3500 to 4400 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening. Slight chance of thunderstorms through
the night. Rain showers likely after midnight.
Chc of wetting rain.40 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Southeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers likely in the
morning, then rain showers and slight chance of
thunderstorms in the afternoon.
Chc of wetting rain.60 percent.
Max temperature.....Around 65.
Min humidity........65-77 percent.
20-foot winds.......Southeast 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows around 50.
Highs in the lower 60s. Southeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s.
Southeast winds around 15 mph.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s. South winds around 15 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s.
$$
SDZ327-181015-
Butte County Area-
Including Belle Fourche, Colony, and Newell
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Rain showers and slight chance of
thunderstorms in the evening, then chance of
rain showers after midnight.
Chc of wetting rain.80 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 30 mph in the evening.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......600 to 700 ft agl.
.FRIDAY...
Sky/weather.........Cloudy then becoming partly sunny. Patchy fog
in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 75.
Min humidity........58-66 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers after
midnight.
Chc of wetting rain.20 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1200 to 1400 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Chance of rain showers in the morning,
then rain showers likely in the afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 66.
Min humidity........75-81 percent.
20-foot winds.......East 10 to 20 mph with gusts to around 30 mph.
Transport winds.....East 25 to 30 mph.
Smoke dispersal.....Fair.
Mixing height.......2000 to 2500 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Breezy. Showers and slight chance of thunderstorms.
Lows in the lower 50s. Highs in the lower 60s. East winds 20 to
25 mph.
.MONDAY...Breezy. Mostly cloudy with showers likely. Lows in the
upper 40s. Highs in the upper 60s. Southeast winds 20 to 25 mph.
.TUESDAY...Windy. Mostly cloudy. Lows around 50. Highs in the mid
70s. Southeast winds 25 to 35 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s.
$$
SDZ319-181015-
Northern Black Hills-
Including Lead, Deadwood, and Rochford
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and slight chance of thunderstorms in
the evening. Chance of rain showers after
midnight.
Chc of wetting rain.90 percent.
Min temperature.....46-52.
Max humidity........100 percent.
20-foot winds.......Southeast 5 to 10 mph with gusts to around 20
mph shifting to the southwest after midnight.
Transport winds.....Southeast around 20 mph shifting to the
southwest after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy then becoming mostly sunny.
Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 72.
Min humidity........54-62 percent.
20-foot winds.......North 5 to 10 mph.
Transport winds.....Northwest around 10 mph shifting to the north
in the afternoon.
Smoke dispersal.....Poor.
Mixing height.......3600 to 4500 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the evening, then rain showers likely after
midnight.
Chc of wetting rain.40 percent.
Min temperature.....Around 49.
Max humidity........100 percent.
20-foot winds.......Southeast around 5 mph.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers likely in the
morning, then rain showers and slight chance of
thunderstorms in the afternoon.
Chc of wetting rain.60 percent.
Max temperature.....Around 62.
Min humidity........81-87 percent.
20-foot winds.......Southeast 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Southeast 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2100 to 2700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the mid
40s. Highs in the mid 50s. Southeast winds around 10 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.
Southeast winds 10 to 15 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
mid 40s. Highs in the upper 60s. South winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
.THURSDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s.
$$
SDZ320-181015-
Central Black Hills-
Including Custer, Hill City, and Keystone
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Chance of rain showers after midnight.
Chc of wetting rain.90 percent.
Min temperature.....Around 52.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph with gusts to around 20 mph
shifting to the west after midnight.
Transport winds.....East around 15 mph shifting to the southwest
after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Partly sunny. Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 74.
Min humidity........55-63 percent.
20-foot winds.......Northwest around 5 mph shifting to the
northeast with gusts to around 20 mph in the
afternoon.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......3400 to 4300 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers in the
evening, then rain showers likely after
midnight.
Chc of wetting rain.40 percent.
Min temperature.....Around 52.
Max humidity........100 percent.
20-foot winds.......Northeast around 5 mph.
Transport winds.....Southeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......400 to 500 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers likely in the
morning, then rain showers and slight chance of
thunderstorms in the afternoon.
Chc of wetting rain.50 percent.
Max temperature.....Around 64.
Min humidity........77-85 percent.
20-foot winds.......Southeast 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Southeast 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2100 to 2700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the upper
40s. Highs in the upper 50s. East winds around 10 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the lower 60s.
Southeast winds 5 to 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
upper 40s. Highs in the upper 60s. South winds 10 to 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows around 50. Highs in the lower 70s.
.THURSDAY...Partly cloudy. Lows around 50. Highs in the mid 70s.
$$
SDZ321-181015-
Southern Black Hills-
Including Pringle, Custer State Park, and Wind Cave
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Slight chance of rain showers after
midnight.
Chc of wetting rain.90 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......Northeast 10 to 15 mph with gusts to around 25
mph shifting to the northwest 5 to 10 mph after
midnight.
Transport winds.....Northeast around 25 mph becoming northwest
around 15 mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Partly sunny. Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 75.
Min humidity........53-59 percent.
20-foot winds.......Northwest around 5 mph shifting to the east
with gusts to around 20 mph in the afternoon.
Transport winds.....Northwest around 10 mph shifting to the
southeast in the afternoon.
Smoke dispersal.....Poor.
Mixing height.......2900 to 3700 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Chance of rain showers.
Chc of wetting rain.30 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers likely through the
day. Slight chance of thunderstorms in the
afternoon.
Chc of wetting rain.50 percent.
Max temperature.....Around 66.
Min humidity........71-79 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2000 to 2600 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the lower 60s. East winds 10 to 15 mph.
.MONDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the mid 60s.
East winds around 10 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows around
50. Highs around 70. South winds around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s.
$$
SDZ322-181015-
Fall River County Area-
Including Hot Springs, Edgemont, and Ardmore
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Rain showers and chance of
thunderstorms in the evening. Patchy fog after
midnight.
Chc of wetting rain.80 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......Northeast 10 to 15 mph with gusts to around 30
mph shifting to the west 5 to 10 mph after
midnight.
Transport winds.....Northeast around 25 mph becoming north around
15 mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Partly sunny.
Chc of wetting rain.0 percent.
Max temperature.....Around 79.
Min humidity........49-55 percent.
20-foot winds.......West around 5 mph shifting to the northeast 10
to 15 mph with gusts to around 25 mph in the
afternoon.
Transport winds.....West around 10 mph increasing to northeast
around 20 mph in the afternoon.
Smoke dispersal.....Poor.
Mixing height.......2800 to 3600 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
in the evening. Chance of rain showers through
the night.
Chc of wetting rain.30 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....East around 25 mph decreasing to around 15 mph
after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Rain showers likely in the
morning, then chance of rain showers and slight
chance of thunderstorms in the afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 70.
Min humidity........64-70 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 around 30 mph
in the afternoon.
Smoke dispersal.....Fair.
Mixing height.......2200 to 2800 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the mid 60s. East winds 15 to 20 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows around 50. Highs in the upper 60s. East winds
around 15 mph.
.TUESDAY...Partly cloudy. Slight chance of showers. Lows in the
lower 50s. Highs in the mid 70s. Southeast winds around 20 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs around
80.
$$
SDZ323-181015-
Northern Foot Hills-
Including Spearfish and Sturgis
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Rain showers and slight chance of
thunderstorms in the evening, then chance of
rain showers after midnight. Patchy fog after
midnight.
Chc of wetting rain.80 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 25 mph.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy then becoming partly sunny. Patchy fog
in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 74.
Min humidity........58-66 percent.
20-foot winds.......North 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2600 to 3300 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Rain showers likely after
midnight.
Chc of wetting rain.30 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Southeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......600 to 700 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Rain showers likely in the morning,
then rain showers and slight chance of
thunderstorms in the afternoon.
Chc of wetting rain.50 percent.
Max temperature.....Around 66.
Min humidity........76-84 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.
Mixing height.......1800 to 2300 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the lower 60s. East winds around 20 mph.
.MONDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the upper 60s.
East winds 15 to 20 mph.
.TUESDAY...Windy. Partly cloudy. Lows in the lower 50s. Highs in
the mid 70s. Southeast winds 20 to 30 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the
upper 70s.
$$
SDZ324-181015-
Eastern Foot Hills-
Including Rapid City and Piedmont
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Chance of rain showers after midnight.
Chc of wetting rain.90 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East around 20 mph becoming north around 10 mph
after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy then becoming partly sunny. Patchy fog
in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 75.
Min humidity........66 percent.
20-foot winds.......North 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2300 to 2900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Rain showers likely after midnight.
Chc of wetting rain.30 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......East 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......900 to 1000 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Rain showers likely through the day.
Slight chance of thunderstorms in the
afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 66.
Min humidity........82 percent.
20-foot winds.......East 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1900 to 2400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the lower 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 60s. East
winds 10 to 15 mph.
.TUESDAY...Breezy. Mostly cloudy. Chance of showers. Lows in the
lower 50s. Highs in the mid 70s. Southeast winds 15 to 25 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs around
80.
$$
SDZ325-181015-
Custer County Plains-
Including Hermosa, Fairburn, Buffalo Gap, and Folsom
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Slight chance of rain showers after
midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......North 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....Northeast around 20 mph shifting to the north
after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy.
Chc of wetting rain.0 percent.
Max temperature.....Around 77.
Min humidity........59-65 percent.
20-foot winds.......North 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2500 to 3200 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers in the
evening, then chance of rain showers after
midnight.
Chc of wetting rain.30 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......1100 to 1300 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Rain showers likely in the morning,
then chance of rain showers in the afternoon.
Chc of wetting rain.40 percent.
Max temperature.....Around 68.
Min humidity........75-81 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2100 to 2700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the mid 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the upper 60s.
East winds around 15 mph.
.TUESDAY...Mostly cloudy. Slight chance of showers. Lows around
50. Highs in the mid 70s. South winds 15 to 20 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs around 80.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s.
$$
SDZ326-181015-
Pine Ridge Area-
Including Pine Ridge, Oelrichs, Batesland, and Kyle
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Slight chance of rain showers after
midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph shifting to the west 5 to 10
mph after midnight.
Gusts to around 25 mph.
Transport winds.....East around 25 mph becoming northwest around 15
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy.
Chc of wetting rain.0 percent.
Max temperature.....Around 77.
Min humidity........54-62 percent.
20-foot winds.......Northwest 5 to 10 mph shifting to the north
with gusts to around 20 mph in the afternoon.
Transport winds.....Northwest around 15 mph shifting to the north
in the afternoon.
Smoke dispersal.....Poor.
Mixing height.......2600 to 3300 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy. Slight chance of rain showers in
the evening, then chance of rain showers after
midnight.
Chc of wetting rain.20 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 25 mph in the evening.
Transport winds.....Northeast around 20 mph becoming east around 10
mph after midnight.
Smoke dispersal.....Poor.
Mixing height.......1200 to 1400 ft agl.
.SATURDAY...
Sky/weather.........Mostly cloudy. Chance of rain showers.
Chc of wetting rain.30 percent.
Max temperature.....Around 70.
Min humidity........66-72 percent.
20-foot winds.......Northeast 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.....Fair.
Mixing height.......2100 to 2700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and chance of thunderstorms. Lows in the lower
50s. Highs in the upper 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with chance of showers and thunderstorms.
Lows around 50. Highs around 70. East winds around 15 mph.
.TUESDAY...Breezy. Partly cloudy. Slight chance of showers. Lows
in the lower 50s. Highs in the mid 70s. South winds 20 to 25 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows in the lower 50s. Highs around 80.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 80s.
$$
SDZ328-181015-
Perkins County-
Including Lemmon and Bison
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Chance of rain showers in the evening,
then rain showers likely after midnight.
Chc of wetting rain.80 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph with gusts to around 30 mph.
Transport winds.....Southeast 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning. Chance of
rain showers in the morning.
Chc of wetting rain.10 percent.
Max temperature.....Around 71.
Min humidity........63-71 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2300 to 2900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 51.
Max humidity........100 percent.
20-foot winds.......East 10 to 15 mph.
Transport winds.....East around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......1400 to 1600 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Slight chance of rain showers in the
morning, then chance of rain showers in the
afternoon.
Chc of wetting rain.20 percent.
Max temperature.....Around 66.
Min humidity........72-78 percent.
20-foot winds.......East 10 to 20 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Fair.
Mixing height.......2700 to 3400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers. Lows around 50. Highs in the lower 60s. East
winds around 20 mph.
.MONDAY...Breezy. Mostly cloudy with chance of showers. Lows in
the upper 40s. Highs in the mid 60s. Southeast winds 20 to
25 mph.
.TUESDAY...Windy. Mostly cloudy. Lows in the upper 40s. Highs in
the lower 70s. Southeast winds 25 to 35 mph.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s.
$$
SDZ329-181015-
West Central Plains-
Including Faith, Ellsworth AFB, New Underwood, and Wall
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Chance of rain showers after midnight.
Chc of wetting rain.90 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......East 10 to 20 mph with gusts to around 30 mph.
Transport winds.....East around 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 73.
Min humidity........65-71 percent.
20-foot winds.......North 10 to 15 mph.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers after
midnight.
Chc of wetting rain.10 percent.
Min temperature.....Around 54.
Max humidity........100 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1400 to 1600 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Chance of rain showers.
Chc of wetting rain.20 percent.
Max temperature.....Around 66.
Min humidity........76-82 percent.
20-foot winds.......East 10 to 20 mph.
Gusts to around 30 mph in the afternoon.
Transport winds.....East 20 to 25 mph.
Smoke dispersal.....Fair.
Mixing height.......2000 to 2500 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and slight chance of thunderstorms. Lows in the
lower 50s. Highs in the lower 60s. East winds around 20 mph.
.MONDAY...Breezy. Mostly cloudy with chance of showers. Lows
around 50. Highs in the upper 60s. East winds 20 to 25 mph.
.TUESDAY...Windy. Mostly cloudy. Lows around 50. Highs in the mid
70s. Southeast winds 25 to 35 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs around
80.
$$
SDZ332-181015-
Badlands Area-
Including Interior, Scenic, Rockyford, and Wanblee
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Rain
showers and chance of thunderstorms in the
evening. Chance of rain showers and slight
chance of thunderstorms after midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 58.
Max humidity........100 percent.
20-foot winds.......Northeast 10 to 20 mph with gusts to around 30
mph.
Transport winds.....East 25 to 30 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy.
Chc of wetting rain.0 percent.
Max temperature.....Around 74.
Min humidity........62-74 percent.
20-foot winds.......Northwest 5 to 10 mph.
Gusts to around 20 mph in the afternoon.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers after
midnight.
Chc of wetting rain.0 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Northeast 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......1400 to 1600 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Chance of rain showers.
Chc of wetting rain.20 percent.
Max temperature.....Around 67.
Min humidity........72-84 percent.
20-foot winds.......Northeast 10 to 15 mph.
Gusts to around 25 mph in the afternoon.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2000 to 2600 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and slight chance of thunderstorms. Lows in the
lower 50s. Highs in the mid 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers and slight chance of
thunderstorms. Lows around 50. Highs in the upper 60s. East winds
around 15 mph.
.TUESDAY...Windy. Mostly cloudy. Slight chance of showers. Lows
in the lower 50s. Highs in the mid 70s. Southeast winds 20 to
30 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs around
80.
$$
SDZ333-181015-
Bennett County Area-
Including Martin, Tuthill, Allen, and Long Valley
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Chance of
thunderstorms in the evening. Rain showers
likely through the night.
Chc of wetting rain.90 percent.
Min temperature.....Around 58.
Max humidity........100 percent.
20-foot winds.......East 15 to 20 mph shifting to the south 10 to
15 mph after midnight.
Transport winds.....Southeast 20 to 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Mostly cloudy.
Chc of wetting rain.0 percent.
Max temperature.....Around 73.
Min humidity........65-75 percent.
20-foot winds.......Northwest 10 to 15 mph.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2300 to 2900 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers after
midnight.
Chc of wetting rain.0 percent.
Min temperature.....Around 55.
Max humidity........100 percent.
20-foot winds.......North 5 to 10 mph.
Transport winds.....Northeast around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......1400 to 1600 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Chance of rain showers.
Chc of wetting rain.30 percent.
Max temperature.....Around 66.
Min humidity........77-91 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1700 to 2200 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and slight chance of thunderstorms. Lows in the
lower 50s. Highs in the lower 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers and slight chance of
thunderstorms. Lows around 50. Highs in the mid 60s. East winds
around 15 mph.
.TUESDAY...Windy. Mostly cloudy. Slight chance of showers. Lows
in the lower 50s. Highs in the lower 70s. South winds 20 to
30 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
$$
SDZ330-181015-
Ziebach County-
Including Dupree and Glad Valley
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Chance of rain showers in the evening.
Slight chance of thunderstorms through the
night. Rain showers after midnight. Patchy fog
after midnight.
Chc of wetting rain.90 percent.
Min temperature.....Around 56.
Max humidity........100 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.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning. Chance of
rain showers in the morning.
Chc of wetting rain.30 percent.
Max temperature.....Around 71.
Min humidity........68-78 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....Northeast around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 52.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....East 10 to 15 mph.
Smoke dispersal.....Poor.
Mixing height.......1500 to 1800 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Slight chance of rain showers in the
afternoon.
Chc of wetting rain.0 percent.
Max temperature.....Around 66.
Min humidity........73-83 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....East 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2100 to 2700 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Cloudy with showers likely. Lows in the lower 50s.
Highs in the lower 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers likely. Lows around 50.
Highs in the mid 60s. East winds 10 to 15 mph.
.TUESDAY...Breezy. Mostly cloudy with slight chance of showers.
Lows in the upper 40s. Highs in the lower 70s. Southeast winds
15 to 25 mph.
.WEDNESDAY...Mostly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s.
$$
SDZ331-181015-
Haakon County Area-
Including Philip, Kadoka, Belvidere, and Midland
106 PM MDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Chance of
thunderstorms in the evening. Chance of rain
showers through the night. Slight chance of
thunderstorms after midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......East 10 to 20 mph.
Transport winds.....East around 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning. Slight
chance of rain showers in the morning.
Chc of wetting rain.10 percent.
Max temperature.....Around 72.
Min humidity........73-79 percent.
20-foot winds.......North 10 to 15 mph.
Transport winds.....Northeast around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2200 to 2800 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy.
Chc of wetting rain.0 percent.
Min temperature.....Around 53.
Max humidity........100 percent.
20-foot winds.......Northeast 5 to 10 mph.
Gusts to around 20 mph in the evening.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1400 to 1600 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Slight chance of rain showers.
Chc of wetting rain.0 percent.
Max temperature.....Around 66.
Min humidity........79-85 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2000 to 2500 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Cloudy with showers. Lows in the lower 50s. Highs in
the lower 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers likely. Lows in the upper
40s. Highs in the mid 60s. East winds around 15 mph.
.TUESDAY...Breezy. Mostly cloudy. Slight chance of showers. Lows
in the upper 40s. Highs in the lower 70s. Southeast winds 15 to
25 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s.
$$
SDZ334-181015-
Mellette and Todd Counties-
Including Mission, White River, and Saint Francis
206 PM CDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Chance of
thunderstorms in the evening. Showers through
the night. Slight chance of thunderstorms after
midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 60.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 20 mph.
Transport winds.....East around 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 74.
Min humidity........74-84 percent.
20-foot winds.......Northwest 10 to 15 mph.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers after
midnight.
Chc of wetting rain.0 percent.
Min temperature.....Around 56.
Max humidity........100 percent.
20-foot winds.......North 5 to 10 mph.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......800 to 900 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Chance of rain showers in the morning.
Slight chance of rain showers in the afternoon.
Chc of wetting rain.10 percent.
Max temperature.....Around 65.
Min humidity........87-97 percent.
20-foot winds.......Northeast 10 to 15 mph.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1900 to 2400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Showers and slight chance of thunderstorms. Lows in the
lower 50s. Highs in the lower 60s. East winds around 15 mph.
.MONDAY...Mostly cloudy with showers and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 60s. East
winds 15 to 20 mph.
.TUESDAY...Windy. Mostly cloudy. Slight chance of showers. Lows
around 50. Highs in the lower 70s. Southeast winds 20 to 30 mph.
.WEDNESDAY...Mostly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the mid 50s. Highs in the mid 70s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
$$
SDZ335-181015-
Tripp County-
Including Winner, Colome, and Hamill
206 PM CDT Thu Sep 17 2026
.TONIGHT...
Sky/weather.........Cloudy. Patchy fog through the night. Chance of
showers and thunderstorms in the evening.
Showers and slight chance of thunderstorms
after midnight.
Chc of wetting rain.100 percent.
Min temperature.....Around 61.
Max humidity........100 percent.
20-foot winds.......Southeast 10 to 20 mph.
Transport winds.....East around 25 mph.
Smoke dispersal.....Poor.
Mixing height.......500 to 600 ft agl.
.FRIDAY...
Sky/weather.........Cloudy. Patchy fog in the morning.
Chc of wetting rain.0 percent.
Max temperature.....Around 76.
Min humidity........77-83 percent.
20-foot winds.......Southwest 10 to 15 mph shifting to the
northwest in the afternoon.
Transport winds.....Southwest around 20 mph shifting to the
northwest in the afternoon.
Smoke dispersal.....Poor.
Mixing height.......2400 to 3000 ft agl.
.FRIDAY NIGHT...
Sky/weather.........Cloudy. Slight chance of rain showers through
the night.
Chc of wetting rain.0 percent.
Min temperature.....Around 57.
Max humidity........100 percent.
20-foot winds.......North 5 to 10 mph.
Transport winds.....North around 15 mph.
Smoke dispersal.....Poor.
Mixing height.......700 to 800 ft agl.
.SATURDAY...
Sky/weather.........Cloudy. Slight chance of rain showers through
the day.
Chc of wetting rain.0 percent.
Max temperature.....Around 65.
Min humidity........92-98 percent.
20-foot winds.......North 5 to 10 mph with gusts to around 20 mph.
Transport winds.....North 15 to 20 mph.
Smoke dispersal.....Poor.
Mixing height.......1900 to 2400 ft agl.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...Cloudy with showers likely and slight chance of
thunderstorms. Lows in the mid 50s. Highs in the mid 60s.
Northeast winds around 15 mph.
.MONDAY...Mostly cloudy with showers likely and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 60s.
East winds around 15 mph.
.TUESDAY...Mostly cloudy with slight chance of showers. Lows
around 50. Highs around 70. Southeast winds 15 to 20 mph.
.WEDNESDAY...Mostly cloudy. Chance of showers. Lows in the lower
50s. Highs in the lower 70s.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the upper 70s.
$$