357  
FOUS53 KUNR 211726  
PFMUNR  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE RAPID CITY SD  
1126 AM MDT MON SEP 21 2026  
 
SDZ026-212200-  
RAPID CITY REGIONAL AIRPORT-PENNINGTON SD  
44.05N 103.06W ELEV. 3204 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 62 49 67 54 81  
TEMP 59 61 59 53 51 51 49 56 62 66 65 59 57 57 56 64 75 80 74  
DEWPT 54 53 53 52 51 51 49 54 56 57 57 57 57 56 56 60 57 56 56  
RH 83 75 80 96100100100 93 81 73 75 93100 96100 87 54 44 53  
WIND DIR E E SE SE SE SE SE SE SE SE SE SE S S S S S SW N  
WIND SPD 6 9 10 10 10 9 11 14 17 16 16 14 13 13 13 14 16 13 11  
WIND GUST 20 21 21 21 20 23 27 31 29 29 27 26 26 25 29 29 27 26  
CLOUDS OV OV OV B2 B2 B2 B2 B2 OV OV OV B2 B2 B2 B1 B1 SC SC SC  
POP 12HR 70 30 10 20 20  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S S S S S S S  
OBVIS PF  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 52 78 52 79 55 80 51 73  
TEMP 58 52 73 73 58 54 73 75 61 57 74 74 59 51 67 69  
DEWPT 53 49 55 54 54 53 58 57 55 50 51 49 46 45 50 51  
PWIND DIR NW NE S S S N NW E  
WIND CHAR LT LT LT GN GN BZ GN GN  
AVG CLOUDS SC SC SC SC SC SC SC SC FW FW FW FW FW SC SC SC  
POP 12HR 5 0 5 5 5 5 10 20  
RAIN SHWRS S S  
 
 
WYZ054-212200-  
NORTHEAST WYOMING REGIONAL AIRPORT-CAMPBELL WY  
44.35N 105.54W ELEV. 4364 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 65 49 74 52 74  
TEMP 61 65 63 54 52 51 50 55 65 72 69 60 58 56 54 61 68 74 70  
DEWPT 52 50 49 48 49 48 48 51 52 51 50 52 53 50 46 48 49 48 48  
RH 72 58 60 80 89 89 93 86 63 48 51 75 83 80 74 62 51 40 45  
WIND DIR N SE SE SE S S S S S SE SE SE SE S S W NW NW N  
WIND SPD 3 6 8 13 19 19 18 20 17 14 16 20 18 17 13 10 10 10 6  
WIND GUST 18 25 32 33 34 26 26 32 26 21 21 24 19  
CLOUDS B1 SC FW FW SC SC B1 B1 FW CL FW SC B1 B2 SC FW FW FW FW  
POP 12HR 10 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 49 78 53 81 52 76 47 74  
TEMP 56 50 75 74 60 56 77 77 61 54 72 70 55 49 68 68  
DEWPT 46 44 47 44 46 48 50 45 45 40 42 41 39 40 45 44  
PWIND DIR S S SE S SW N SE S  
WIND CHAR LT LT BZ BZ GN GN GN GN  
AVG CLOUDS FW FW FW FW SC SC SC FW FW FW SC FW SC SC SC FW  
POP 12HR 0 0 0 0 0 0 10 10  
 
 
SDZ001-212200-  
BUFFALO-HARDING SD  
45.60N 103.55W ELEV. 3004 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 64 45 67 51 77  
TEMP 59 61 57 51 50 48 47 53 61 66 62 55 55 54 53 61 71 77 72  
DEWPT 52 50 50 50 50 48 47 52 53 53 54 54 55 54 53 59 58 56 56  
RH 78 67 77 96100100100 96 75 63 75 96100100100 93 63 48 57  
WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE S SW W NW  
WIND SPD 11 13 16 14 16 14 16 19 23 24 23 20 17 14 11 11 12 11 10  
WIND GUST 21 25 25 26 29 34 36 35 33 27 21 21 20  
CLOUDS OV B2 B2 B2 B2 OV OV OV OV OV B2 OV OV OV OV B2 SC FW FW  
POP 12HR 30 5 0 50 30  
QPF 12HR 0 0 0 0.04 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C S  
TSTMS S S  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 49 81 51 80 53 76 47 71  
TEMP 56 50 76 74 58 54 74 74 60 55 71 69 54 48 65 65  
DEWPT 55 50 53 50 54 54 57 55 56 49 48 43 43 43 45 44  
PWIND DIR W SE SE SE SE NW NE E  
WIND CHAR LT LT GN BZ BZ BZ GN GN  
AVG CLOUDS FW FW FW FW SC SC B1 SC SC SC SC FW SC SC SC SC  
POP 12HR 10 0 5 5 5 5 20 20  
RAIN SHWRS S S  
 
 
SDZ029-212200-  
CUSTER COUNTY AIRPORT-CUSTER SD  
43.73N 103.62W ELEV. 5602 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 55 46 60 51 71  
TEMP 51 52 52 48 48 47 46 52 56 59 58 54 54 53 52 60 68 71 66  
DEWPT 49 49 48 47 46 47 46 50 51 52 52 53 53 53 52 55 48 48 48  
RH 93 89 86 96 93100100 93 83 78 80 96 96100100 84 49 44 52  
WIND DIR E SE E E SE S S S S SE SE SE S S SW SW W W N  
WIND SPD 5 6 5 5 4 3 3 6 8 8 8 6 5 4 4 6 9 9 4  
WIND GUST 13 18 19 18 17 16 14 19 23 24 16  
CLOUDS OV OV OV OV OV OV OV OV B2 B2 B2 OV B2 OV B2 SC FW SC SC  
POP 12HR 80 40 20 50 5  
QPF 12HR 0.02 0.03 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L L C C S S C C C C  
OBVIS F F PF PF PF  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 49 71 49 71 52 74 48 67  
TEMP 55 50 70 65 54 51 69 68 57 54 72 68 54 49 65 63  
DEWPT 45 42 45 47 48 49 51 50 48 44 43 42 39 41 44 44  
PWIND DIR N E E S SW W NE S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC SC  
POP 12HR 5 5 5 10 10 5 10 20  
RAIN SHWRS S  
 
 
SDZ013-212200-  
FAITH MUNICIPAL AIRPORT-MEADE SD  
45.04N 102.02W ELEV. 2584 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 62 45 62 51 77  
TEMP 59 61 57 51 49 48 46 51 58 62 60 56 54 54 53 61 71 76 71  
DEWPT 52 51 49 50 49 48 46 49 52 53 52 53 54 54 53 59 62 60 59  
RH 78 70 75 96100100100 93 80 72 75 90100100100 93 73 58 66  
WIND DIR E E SE SE SE SE SE SE SE SE SE SE SE SE SE SE S S SE  
WIND SPD 9 10 10 10 12 13 14 18 20 21 19 20 19 20 21 23 20 17 12  
WIND GUST 31 32 32 29 32 34 32 28 24  
CLOUDS OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV B2 OV B2 B1 SC SC  
POP 12HR 30 10 0 40 60  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C C C L C S  
TSTMS S S S S  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 51 77 51 76 53 75 49 71  
TEMP 57 52 72 73 57 55 71 73 59 55 70 71 55 50 65 67  
DEWPT 57 52 58 55 57 55 61 58 59 55 54 50 49 46 49 48  
PWIND DIR W NE SE SE SE N NE E  
WIND CHAR GN LT GN BZ BZ BZ GN GN  
AVG CLOUDS SC SC SC SC SC B1 B2 B1 SC SC B1 FW SC SC B1 SC  
POP 12HR 20 0 5 5 10 5 20 20  
RAIN SHWRS S S S  
TSTMS S  
 
 
SDZ042-212200-  
PINE RIDGE AIRPORT-OGLALA LAKOTA SD  
43.02N 102.51W ELEV. 3333 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 64 46 68 54 80  
TEMP 61 64 61 54 51 49 49 57 64 67 65 59 59 58 56 65 75 78 73  
DEWPT 55 54 51 51 50 49 48 54 55 56 56 56 56 56 56 59 58 55 56  
RH 81 70 70 90 96100 96 90 73 68 73 90 90 93100 81 55 45 55  
WIND DIR NE NE E E SE SE SE SE SE SE SE SE S S S S S S S  
WIND SPD 6 8 10 11 10 10 11 16 17 17 18 21 23 24 23 20 16 13 10  
WIND GUST 28 27 28 33 34 36 37 33 26 24  
CLOUDS B2 B2 B2 B1 B1 B1 B2 B1 B2 B2 B1 SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 30 10 30 10 10  
QPF 12HR 0 0 0.06 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 53 77 52 79 55 79 52 76  
TEMP 60 53 74 72 58 54 74 74 63 57 76 74 59 53 71 71  
DEWPT 56 53 55 54 55 54 58 57 56 53 51 51 49 49 51 52  
PWIND DIR S SE SE S S NW SE S  
WIND CHAR LT LT LT GN BZ GN LT GN  
AVG CLOUDS B1 B1 SC SC B1 SC B1 SC SC FW SC FW FW SC B1 SC  
POP 12HR 5 5 10 20 10 5 10 20  
RAIN SHWRS S S S  
 
 
SDZ032-212200-  
PHILIP AIRPORT-HAAKON SD  
44.05N 101.60W ELEV. 2209 FT  
1126 AM MDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 62 46 65 52 80  
TEMP 59 61 59 52 50 48 47 54 62 65 63 56 55 55 54 64 74 79 75  
DEWPT 54 54 51 51 50 48 47 52 54 55 55 55 55 55 54 59 62 60 60  
RH 83 78 75 96100100100 93 75 70 75 96100100100 84 66 52 60  
WIND DIR E E E E SE SE SE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 9 11 11 9 8 9 10 13 18 19 18 18 18 14 16 19 19 19 14  
WIND GUST 25 31 31 33 32 31 26  
CLOUDS OV B2 OV B2 B2 OV OV B2 B1 B1 B2 B2 B2 OV OV B2 B1 B1 B1  
POP 12HR 40 5 10 20 10  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S  
TSTMS S  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 51 77 50 78 53 78 49 74  
TEMP 59 52 73 74 57 54 72 75 60 55 73 74 57 51 67 70  
DEWPT 58 52 59 58 57 54 61 59 58 55 56 54 51 49 52 52  
PWIND DIR SW N SE SE SE NW NE E  
WIND CHAR GN LT LT GN BZ BZ GN GN  
AVG CLOUDS SC B1 B1 SC SC B1 B1 B1 SC FW SC FW FW SC B1 SC  
POP 12HR 20 5 5 10 10 5 10 20  
RAIN SHWRS S S S  
TSTMS S  
 
 
SDZ049-212200-  
WINNER REGIONAL AIRPORT-TRIPP SD  
43.39N 99.84W ELEV. 2032 FT  
1226 PM CDT MON SEP 21 2026  
 
DATE MON 09/21/26 TUE 09/22/26 WED 09/23/26  
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 60 45 63 51 71  
TEMP 57 59 56 53 51 49 47 53 58 62 60 56 55 54 53 60 66 71 67  
DEWPT 55 56 55 53 51 49 47 53 53 55 56 56 55 54 53 58 59 61 61  
RH 93 90 96100100100100100 83 78 87100100100100 93 78 71 81  
WIND DIR NE NE E E E E SE SE SE SE SE SE SE SE SE S S S S  
WIND SPD 9 11 9 8 6 5 6 11 13 16 14 17 17 19 21 25 26 24 19  
WIND GUST 24 26 25 33 39 39 37 35  
CLOUDS OV B2 B2 OV OV OV OV B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 60 5 10 40 30  
QPF 12HR 0 0 0 0.01 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C C C S S C  
TSTMS S  
OBVIS PF PF PF PF PF  
 
DATE THU 09/24/26 FRI 09/25/26 SAT 09/26/26 SUN 09/27/26  
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 54 75 52 73 56 76 53 74  
TEMP 60 55 71 69 59 57 69 69 61 59 72 71 60 55 69 69  
DEWPT 60 55 63 63 59 57 62 62 61 59 63 62 59 54 57 59  
PWIND DIR S S SE SE SE S S SE  
WIND CHAR BZ GN GN BZ BZ BZ GN GN  
AVG CLOUDS B2 B2 B1 B1 B1 B2 B2 B2 B1 B1 B1 SC FW SC B1 SC  
POP 12HR 30 10 10 20 30 10 10 20  
RAIN SHWRS C S S S C S S  
TSTMS S S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab SD Page
The Nexlab WY Page
Main Text Page