193
FNUS73 KUNR 121652
FWSUNR

Spot Forecast for Needle...pine ridge
National Weather Service Rapid City SD
1052 AM MDT Sat Sep 12 2026

Forecast is based on forecast start time of 1235 MDT on September 12.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Today will be much cooler compared to previous days,
with highs in the mid 70s. Minimum relative humidity values will
fall to around 30 percent under mostly sunny skies. Winds will be
southeast at 10 to 15 mph with gusts to around 20 mph during the
afternoon.

The next chance for a wetting rain will occur during the evening
and overnight hours Sunday.


.REST OF TODAY...

Sky/weather.........Mostly sunny (25-35 percent).
Max temperature.....Around 75.
Min humidity........28 percent.
Wind (20 ft)........East winds around 10 mph shifting to the
                    southeast with gusts to around 18 mph late in
                    the afternoon.
CWR.................0 percent.
Mixing height.......5200 to 5700 ft agl.
Transport winds.....Southeast 10 to 20 mph.
Smoke dispersal.....Good.

TIME (MDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........14  17  25  31  47  49
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0
Temp............65  68  70  73  74  74
RH..............45  40  35  31  32  32
20 FT wind dir..E   E   SE  SE  SE  SE
20 FT wind spd..6   7   7   8   9   10
20 FT wind gust.7       10  16  17  18
Mix hgt (kft)...4.1 4.7 5.2 5.7 5.4 5.1
Transp wind dir.E   SE  SE  SE  SE  SE
Transp wind spd.9   12  13  15  16  17

.TONIGHT...

Sky/weather.........Partly cloudy (40-50 percent) then becoming
                    mostly cloudy (60-70 percent).
Min temperature.....Around 53.
Max humidity........89 percent.
Wind (20 ft)........East winds 15 to 20 mph with gusts to around 24
                    mph.
CWR.................0 percent.
Mixing height.......500 to 1000 ft agl.
Transport winds.....Southeast 20 to 25 mph.
Smoke dispersal.....Poor.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........48  40  37  38  50  43  38  46  55  59  74  79
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............72  69  65  63  61  60  59  57  57  55  54  53
RH..............28  35  42  44  53  57  64  66  65  69  77  79
20 FT wind dir..SE  E   E   E   SE  SE  SE  E   E   E   E   E
20 FT wind spd..12  13  15  16  16  15  15  14  14  14  15  15
20 FT wind gust.20  20  23  24  23  23  22  21  20  18  21  21
Mix hgt (kft)...4.1 0.9 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.6 0.6
Transp wind dir.SE  SE  E   E   E   SE  SE  SE  SE  SE  SE  E
Transp wind spd.18  21  23  24  24  24  23  22  21  20  20  22

.SUNDAY...

Sky/weather.........Mostly cloudy (65-75 percent) then becoming
                    partly sunny (50-60 percent) then becoming
                    cloudy (85-95 percent).
Max temperature.....Around 74.
Min humidity........43 percent.
Wind (20 ft)........East winds 20 to 25 mph with gusts to around 31
                    mph.
CWR.................0 percent.
Mixing height.......2600 to 3100 ft agl.
Transport winds.....Southeast 25 to 35 mph.
Smoke dispersal.....Good.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........79  88  75  64  54  56  44  55  62  61  91  85
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............53  54  55  58  61  64  66  69  71  73  73  72
RH..............80  81  78  71  64  58  53  48  45  44  44  43
20 FT wind dir..E   E   E   E   E   E   E   E   E   SE  SE  SE
20 FT wind spd..16  16  17  17  18  18  18  20  20  21  22  23
20 FT wind gust.22  22  24  24  25  25  25  26  26  29  30  31
Mix hgt (kft)...0.7 1.1 1.5 1.9 2.2 2.6 2.9 3.0 3.1 3.1 3.0 2.8
Transp wind dir.E   E   SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
Transp wind spd.23  24  24  25  25  25  26  28  29  30  31  32

$$
Forecaster...DH
Requested by...Colynn Condon
Type of request...WILDFIRE
.TAG 2621329.1/UNR
.DELDT 09/12/26
.FormatterVersion 2.0.0
.EMAIL colynn.condon@bia.gov,tamara.randal@bia.gov,darrel.spotedelk@bia.gov