999  
FOUS53 KUNR 311846  
PFMUNR  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1246 PM MDT MON AUG 31 2026  
 
SDZ026-312200-  
RAPID CITY REGIONAL AIRPORT-PENNINGTON SD  
44.05N 103.06W ELEV. 3204 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 86 58 79 56 92  
TEMP 86 81 70 63 60 58 65 70 78 74 65 61 58 57 70 85 92 89  
DEWPT 40 43 43 42 44 44 51 56 58 59 59 59 58 57 59 55 48 47  
RH 20 26 38 46 55 59 60 61 50 59 81 93100100 68 36 22 23  
WIND DIR N NE N NW NW N E SE E E E SW S S S S S S  
WIND SPD 9 8 4 2 1 2 3 5 10 10 6 4 3 4 5 11 14 13  
WIND GUST 21 19 13 19 23 23 18 17 25 31 26  
CLOUDS SC B1 B2 B1 B1 B2 OV B2 B1 FW SC SC SC SC SC FW FW FW  
POP 12HR 0 0 30 5 0  
QPF 12HR 0 0 0.07 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C S  
TSTMS S S C S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 62 94 62 95 65 92 64 88  
TEMP 68 63 88 90 68 63 91 91 71 66 88 88 70 64 83 84  
DEWPT 45 43 43 39 41 42 47 48 52 49 52 53 54 55 58 57  
PWIND DIR SW SW SW S S N N N  
WIND CHAR GN GN LT GN GN GN LT GN  
AVG CLOUDS SC FW FW FW FW FW FW CL SC FW SC FW SC SC B1 SC  
POP 12HR 5 0 0 0 5 10 10 20  
RAIN SHWRS S S  
TSTMS S  
 

 
WYZ054-312200-  
NORTHEAST WYOMING REGIONAL AIRPORT-CAMPBELL WY  
44.35N 105.54W ELEV. 4364 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 81 55 80 57 89  
TEMP 81 78 68 61 59 56 68 75 80 77 67 62 60 59 74 85 89 87  
DEWPT 32 28 28 31 34 37 46 50 49 49 50 50 49 46 48 41 35 31  
RH 17 16 22 32 39 49 45 41 34 37 54 65 67 62 40 21 15 13  
WIND DIR N NE E SE S S S S S E E S S S SW SW SW SW  
WIND SPD 3 4 6 5 5 6 11 13 11 10 5 5 8 12 16 19 20 18  
WIND GUST 13 18 19 16 16 19 25 25 24 23 17 16 20 24 28 32 33 31  
CLOUDS FW SC B1 B1 B1 B2 B2 B1 SC FW SC SC SC SC FW FW FW FW  
POP 12HR 0 0 30 5 0  
QPF 12HR 0 0 0.03 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
TSTMS S C  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 59 89 61 92 62 89 60 84  
TEMP 68 60 83 88 69 62 88 90 72 63 84 86 69 61 79 82  
DEWPT 32 35 32 24 27 32 37 33 36 40 44 42 46 48 52 49  
PWIND DIR SW SW S SW SW SW SE S  
WIND CHAR GN GN GN BZ GN GN LT GN  
AVG CLOUDS SC SC FW CL CL FW FW CL FW FW FW FW SC B1 B1 B1  
POP 12HR 0 0 0 0 0 5 20 20  
RAIN SHWRS S S S S  
TSTMS S  
 

 
SDZ001-312200-  
BUFFALO-HARDING SD  
45.60N 103.55W ELEV. 3004 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 82 52 81 54 88  
TEMP 81 76 63 57 54 53 64 74 80 72 62 59 56 55 64 78 87 85  
DEWPT 43 38 38 39 39 38 42 42 50 53 55 55 55 55 58 58 55 54  
RH 26 25 39 51 57 57 45 32 35 51 78 87 96100 81 50 34 35  
WIND DIR W NW NW N W E SE SE SE SE SE SE SE SE SE SE SE SE  
WIND SPD 17 12 5 3 2 2 4 14 16 16 12 10 9 8 10 12 14 14  
WIND GUST 31 25 26 27 27 20 23 27 27  
CLOUDS CL FW SC SC B1 B1 B2 B2 B2 B1 B1 SC SC SC SC FW FW FW  
POP 12HR 0 0 10 40 0  
QPF 12HR 0 0 0 0.03 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S  
TSTMS S S S S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 58 90 59 93 62 90 60 85  
TEMP 65 58 84 87 66 60 88 90 69 63 86 86 67 61 80 81  
DEWPT 53 47 46 43 46 44 46 47 50 49 52 51 55 55 57 55  
PWIND DIR S W SE S S NW E E  
WIND CHAR GN LT GN GN GN GN GN GN  
AVG CLOUDS SC FW FW FW FW CL FW CL FW FW FW FW SC SC B1 SC  
POP 12HR 5 0 0 0 0 5 20 20  
RAIN SHWRS S S S  
TSTMS S  
 

 
SDZ029-312200-  
CUSTER COUNTY AIRPORT-CUSTER SD  
43.73N 103.62W ELEV. 5602 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 80 54 74 53 83  
TEMP 79 74 63 59 57 54 61 67 73 70 61 58 56 54 69 78 83 80  
DEWPT 29 32 38 37 37 42 51 52 52 51 53 52 50 48 49 45 41 40  
RH 16 21 39 44 47 64 70 59 48 51 75 80 80 80 49 31 23 24  
WIND DIR W NW NE NE NE NE E SE SW SE E N W W SW SW SW SW  
WIND SPD 5 4 4 4 3 3 3 4 5 4 4 2 2 4 6 9 10 9  
WIND GUST 19 14 16 16 19 17 14 20 24 26 23  
CLOUDS SC SC B2 B1 B1 B2 OV B2 B1 FW FW FW FW SC FW FW SC FW  
POP 12HR 0 5 50 5 0  
QPF 12HR 0 0 0.10 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S  
TSTMS S S S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 57 84 58 85 61 85 60 81  
TEMP 64 57 80 81 65 59 83 82 67 62 83 80 66 61 78 77  
DEWPT 37 38 36 33 33 38 40 43 45 44 45 47 48 50 51 52  
PWIND DIR W W W SW SW SW NE E  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW CL CL FW FW FW CL SC FW SC FW SC B1 B1 SC  
POP 12HR 5 0 0 0 10 5 10 20  
RAIN SHWRS S S  
TSTMS S  
 

 
SDZ013-312200-  
FAITH MUNICIPAL AIRPORT-MEADE SD  
45.04N 102.02W ELEV. 2584 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 85 56 78 55 87  
TEMP 85 80 67 61 57 56 67 73 77 71 63 60 57 56 65 77 86 85  
DEWPT 37 40 44 45 43 41 46 48 54 57 57 57 57 56 60 61 59 57  
RH 18 24 43 56 59 57 47 41 45 61 81 90100100 84 58 40 39  
WIND DIR W NW N N NE NE E SE SE E E E E E SE SE SE SE  
WIND SPD 8 6 4 4 4 4 6 11 10 10 9 8 8 8 9 10 10 12  
WIND GUST 19 17 20 21 23  
CLOUDS FW FW B1 B1 SC B1 B2 B2 B2 B1 B1 SC B1 B1 SC SC FW FW  
POP 12HR 0 0 40 40 0  
QPF 12HR 0 0 0.06 0.03 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C C C  
TSTMS C C S S S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 61 91 61 94 65 91 63 87  
TEMP 68 61 84 88 69 62 88 90 71 65 87 87 70 63 82 83  
DEWPT 58 51 52 49 51 50 52 53 57 55 57 56 58 58 59 57  
PWIND DIR SE W SE S SE E E E  
WIND CHAR GN LT GN GN GN GN GN GN  
AVG CLOUDS SC SC FW CL FW FW FW FW FW SC SC FW SC SC B1 SC  
POP 12HR 5 5 0 0 5 5 10 20  
RAIN SHWRS S S  
TSTMS S  
 

 
SDZ042-312200-  
PINE RIDGE AIRPORT-OGLALA LAKOTA SD  
43.02N 102.51W ELEV. 3333 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 90 61 82 58 93  
TEMP 90 86 73 68 65 62 68 75 81 80 70 67 63 59 74 88 93 90  
DEWPT 40 39 42 47 51 55 59 59 57 57 59 59 57 55 56 50 46 47  
RH 17 19 33 47 60 78 73 58 44 45 68 75 81 87 53 27 20 23  
WIND DIR W NW E E SE SE S S SW N E SE S S SW SW SW SW  
WIND SPD 9 5 5 5 5 3 4 5 6 6 8 5 5 4 5 10 11 10  
WIND GUST 19 16 16 17 17 21  
CLOUDS B1 B2 B1 SC B1 OV B2 B2 SC SC SC FW FW SC FW FW FW SC  
POP 12HR 0 10 50 10 0  
QPF 12HR 0 0 0.13 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S  
TSTMS S S S S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 95 66 96 67 94 65 91  
TEMP 72 63 90 91 73 66 91 92 74 67 90 90 73 66 87 87  
DEWPT 52 48 43 40 46 49 50 51 54 53 52 52 57 56 56 55  
PWIND DIR S SW S S S SW SE S  
WIND CHAR GN GN GN LT GN LT LT GN  
AVG CLOUDS SC FW CL CL FW FW FW FW SC SC SC FW SC SC SC SC  
POP 12HR 20 5 0 20 10 10 10 20  
RAIN SHWRS S S S S  
TSTMS S  
 

 
SDZ032-312200-  
PHILIP AIRPORT-HAAKON SD  
44.05N 101.60W ELEV. 2209 FT  
1246 PM MDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 89 58 79 57 92  
TEMP 89 84 72 65 61 59 68 72 78 74 66 61 59 58 69 83 91 91  
DEWPT 48 47 48 49 49 49 54 59 61 62 61 61 59 58 61 60 55 55  
RH 24 28 42 56 65 69 61 64 56 66 84100100100 76 46 30 30  
WIND DIR W N NE NE NE NE E E E E NE NE E E SE SE S S  
WIND SPD 6 6 5 4 4 5 6 9 9 11 9 8 6 5 4 8 12 12  
WIND GUST 17 19 19 25  
CLOUDS SC B1 B1 SC SC B2 OV OV B2 SC SC SC SC B1 SC FW FW FW  
POP 12HR 0 0 60 30 0  
QPF 12HR 0 0 0.26 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L C C C S S  
TSTMS S S L C S S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 63 96 63 97 67 95 66 91  
TEMP 70 63 89 92 70 64 91 93 72 68 89 91 72 66 85 87  
DEWPT 57 52 50 46 52 50 54 56 59 56 58 58 59 58 61 59  
PWIND DIR S SW SE S S S E E  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS SC SC FW CL CL FW FW FW FW SC SC FW SC SC SC SC  
POP 12HR 10 0 0 10 10 10 20 20  
RAIN SHWRS S S S  
TSTMS S  
 

 
SDZ049-312200-  
WINNER REGIONAL AIRPORT-TRIPP SD  
43.39N 99.84W ELEV. 2032 FT  
146 PM CDT MON AUG 31 2026  
 
DATE MON 08/31/26 TUE 09/01/26 WED 09/02/26  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 89 64 84 60 90  
TEMP 88 85 75 70 67 65 73 79 83 78 69 65 62 61 72 84 90 88  
DEWPT 54 56 58 59 59 59 62 64 65 66 66 64 62 61 65 65 63 64  
RH 31 37 55 68 75 81 68 60 55 67 90 97100100 79 53 41 45  
WIND DIR S SE SE SE S E SE SE SE E NE NE E SE SE S S SE  
WIND SPD 8 8 5 4 4 4 5 6 8 9 6 5 5 5 6 8 10 11  
WIND GUST 18 19 18 20  
CLOUDS B1 B1 SC SC B1 B2 B2 OV B2 B1 B1 FW SC B1 SC FW FW FW  
POP 12HR 0 10 40 40 0  
QPF 12HR 0 0 0.13 0.05 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C C  
TSTMS S S C C C S  
 
DATE THU 09/03/26 FRI 09/04/26 SAT 09/05/26 SUN 09/06/26  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 66 95 68 95 72 93 70 91  
TEMP 73 67 90 89 74 68 92 91 78 72 89 89 76 70 88 87  
DEWPT 65 62 58 58 59 59 60 61 62 61 63 63 63 62 63 63  
PWIND DIR S SW S S S S SE SE  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS FW SC FW CL CL CL FW CL SC SC SC SC SC SC SC SC  
POP 12HR 10 5 0 5 20 20 20 10  
RAIN SHWRS S S S S  
TSTMS S S S  
 

 
 
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