Point Forecast Matrices
Issued by NWS Rapid City, SD
Issued by NWS Rapid City, SD
943 FOUS53 KUNR 152236 PFMUNR Point Forecast Matrices National Weather Service Rapid City SD 436 PM MDT Tue Sep 15 2026 SDZ026-161000- Rapid City Regional Airport-Pennington SD 44.05N 103.06W Elev. 3204 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 85 52 70 53 Temp 70 59 53 54 53 60 73 82 78 65 60 55 52 57 62 68 65 60 59 57 56 Dewpt 35 38 44 46 47 51 54 53 52 50 50 51 52 56 59 61 61 60 59 57 56 RH 27 45 71 74 80 72 51 37 40 58 69 86100 96 90 78 87100100100100 Wind dir SE SE SE SE SE S S NE N N NW N N N E E NE NE NE NE NE Wind spd 13 10 11 14 18 19 17 6 10 9 11 12 11 8 9 10 9 9 6 5 4 Wind gust 28 24 23 27 31 34 31 21 24 20 21 19 21 21 20 17 Clouds FW SC B1 B2 B1 SC FW SC B1 B2 B2 B1 B2 OV OV OV OV OV OV OV OV PoP 12hr 20 5 30 40 50 QPF 12hr 0 0 0 0.35 0.27 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C C C C Tstms S S S S S S S S Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 54 74 50 73 47 74 49 78 Temp 69 76 60 55 68 69 54 51 69 68 52 47 69 70 53 49 72 73 Dewpt 62 61 58 55 59 57 54 50 54 52 49 47 52 50 49 47 52 50 PWind dir E E NE N N NW E SE S Wind char LT LT GN LT LT LT LT GN GN Avg clouds B2 SC SC B2 B2 B1 B1 SC SC SC SC SC SC FW FW SC SC FW PoP 12hr 10 50 70 50 40 30 20 10 5 Rain shwrs C C C L C S S C C S Tstms S S S $$ WYZ054-161000- Northeast Wyoming Regional Airport-Campbell WY 44.35N 105.54W Elev. 4364 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 78 50 73 55 Temp 67 59 59 57 55 64 73 76 70 59 54 51 51 60 69 73 69 61 58 57 56 Dewpt 31 34 40 41 43 45 41 39 40 41 43 44 46 49 53 55 56 56 56 55 55 RH 26 39 49 55 64 50 31 26 33 51 66 77 83 67 57 53 63 84 93 93 96 Wind dir SE SE SE S S SW N N N N N N E SE SE SE SE SE S S S Wind spd 14 19 24 25 21 13 11 13 13 9 5 4 3 6 16 17 19 19 17 16 11 Wind gust 28 33 36 36 33 23 25 26 23 19 27 29 33 33 31 25 Clouds SC B1 B1 B1 SC FW FW SC SC B1 B2 B2 OV B2 OV B2 B2 B1 B1 B1 B1 PoP 12hr 0 0 20 40 5 QPF 12hr 0 0 0 0.11 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 54 73 48 73 47 77 51 79 Temp 76 74 57 55 69 68 53 50 70 69 52 48 74 74 56 52 75 75 Dewpt 54 50 53 52 51 47 47 45 45 39 41 41 42 35 40 40 42 37 PWind dir SE NW NW NW NW SE S SE S Wind char LT GN GN LT LT LT LT GN GN Avg clouds SC SC SC B1 B2 B1 SC SC SC FW FW FW FW FW FW SC SC FW PoP 12hr 20 80 40 40 30 5 5 0 5 Rain shwrs S D C C C C C C S Tstms S C S S $$ SDZ001-161000- Buffalo-Harding SD 45.60N 103.55W Elev. 3004 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 81 48 71 53 Temp 65 53 52 52 51 60 72 80 74 60 52 49 48 54 65 69 65 58 58 57 55 Dewpt 32 37 42 44 45 49 50 47 47 50 51 49 48 52 54 55 57 58 58 57 55 RH 29 54 69 74 80 67 46 31 38 69 96100100 93 68 61 75100100100100 Wind dir E E E E SE SE S NW NW N N NE NE E SE SE SE SE SE SE SE Wind spd 9 12 14 19 19 19 13 11 14 16 11 8 8 10 16 19 20 19 17 13 12 Wind gust 20 33 21 26 27 32 33 32 28 24 Clouds SC SC SC SC SC FW CL FW FW FW B1 B1 OV B2 B2 OV OV OV OV OV OV PoP 12hr 20 20 10 40 40 QPF 12hr 0 0 0 0.05 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C Tstms S S S S S S Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 54 70 50 72 47 74 49 76 Temp 70 71 59 55 68 65 54 51 69 65 50 48 71 68 53 49 73 70 Dewpt 60 58 58 55 57 55 54 51 52 49 50 47 49 47 49 47 49 47 PWind dir SE E SE W NW NE SE SE SE Wind char GN GN GN GN GN LT GN GN BZ Avg clouds OV B2 B1 B2 OV B2 B1 B2 B2 SC SC SC SC FW FW FW SC SC PoP 12hr 5 70 70 60 50 20 10 5 5 Rain shwrs C L L L L C C C S Tstms S S S S $$ SDZ029-161000- Custer County Airport-Custer SD 43.73N 103.62W Elev. 5602 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 78 52 63 50 Temp 60 52 49 48 47 56 68 77 72 61 57 53 52 57 58 61 61 56 55 53 52 Dewpt 35 36 38 41 42 47 48 44 46 44 43 46 48 53 55 56 56 55 55 53 52 RH 39 54 66 77 83 72 49 31 39 53 59 77 86 86 90 84 84 96100100100 Wind dir SE E SE S S SW W W NE NE NE NE NE NE E E E NE NE N NW Wind spd 9 8 8 6 5 6 8 8 5 6 6 5 5 6 8 6 6 5 3 1 1 Wind gust 23 20 19 21 16 17 19 19 17 21 20 16 16 19 20 20 19 19 Clouds FW FW B1 B2 B1 FW FW B1 B1 B1 B2 B2 B2 OV OV OV OV OV B2 B2 B2 PoP 12hr 20 0 30 40 50 QPF 12hr 0 0 0 0.31 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C C S S Tstms S S S S S S Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 51 69 47 66 44 67 47 69 Temp 68 71 56 52 63 64 51 48 63 62 48 45 64 64 51 48 66 65 Dewpt 55 54 53 51 51 48 46 44 43 41 40 40 41 41 40 41 43 42 PWind dir S N W NW NW N S SE S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC SC B2 B2 SC SC SC SC SC SC FW SC FW FW SC SC SC PoP 12hr 10 50 60 50 40 20 20 10 20 Rain shwrs S C C C L C C C C S S S Tstms S S C C $$ SDZ013-161000- Faith Municipal Airport-Meade SD 45.04N 102.02W Elev. 2584 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 81 50 70 54 Temp 67 55 51 51 50 59 69 78 75 61 55 52 50 57 65 70 66 59 58 56 55 Dewpt 40 43 46 46 47 49 52 55 54 55 55 52 50 53 56 57 58 59 58 56 55 RH 37 64 83 83 89 69 55 45 48 81100100100 86 73 63 75100100100100 Wind dir E E SE SE SE SE S S NW E E NE NE NE E E E E E E E Wind spd 6 10 14 18 20 27 24 13 6 8 10 9 10 11 12 13 14 16 13 12 11 Wind gust 37 34 18 23 25 25 26 Clouds SC FW SC B1 B2 SC FW FW SC B1 SC SC B2 B2 B2 OV OV OV OV OV OV PoP 12hr 20 20 5 40 50 QPF 12hr 0 0 0 0.09 0.34 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C Tstms S S S S S S Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 54 71 51 71 48 73 49 76 Temp 68 71 58 55 68 67 54 52 68 66 51 48 69 70 52 50 72 71 Dewpt 62 59 57 55 59 56 54 52 54 51 51 48 52 49 51 49 52 49 PWind dir E E E SE NW NE E SE SE Wind char GN GN GN GN GN LT GN GN BZ Avg clouds OV B2 B2 OV OV B2 B2 B2 B2 B1 SC SC B1 SC SC SC SC SC PoP 12hr 10 50 50 50 40 20 20 10 5 Rain shwrs C C C C C C C S S Tstms S S $$ SDZ042-161000- Pine Ridge Airport-Oglala Lakota SD 43.02N 102.51W Elev. 3333 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 84 55 72 55 Temp 72 61 55 53 51 61 73 82 80 68 62 58 55 62 68 71 69 62 60 58 56 Dewpt 38 43 44 46 48 51 53 53 54 56 55 56 55 59 60 60 61 62 60 58 56 RH 29 51 66 77 89 70 49 37 41 65 78 93100 90 76 68 76100100100100 Wind dir SE SE SE SE S S S SW S E SE E NE NE E E NE NE N N N Wind spd 11 12 16 17 19 19 17 11 6 5 5 3 6 8 11 12 11 9 4 3 3 Wind gust 21 23 28 29 32 13 23 Clouds FW SC B1 B1 B1 SC FW B1 B1 B1 B2 B1 B2 B2 OV OV OV OV B2 OV OV PoP 12hr 20 10 20 40 50 QPF 12hr 0.01 0 0 0.53 0.51 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C C C S S Tstms S S S S C C S S Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 54 76 51 74 47 75 50 78 Temp 72 80 61 56 70 72 56 52 70 71 53 48 71 72 55 51 73 74 Dewpt 59 57 58 55 57 54 54 52 50 47 49 48 48 45 48 48 49 47 PWind dir N E NE NE NW E NW SE S Wind char LT LT LT LT LT LT LT GN BZ Avg clouds B2 SC SC B1 B2 B1 SC B1 B1 SC SC FW SC FW FW SC SC FW PoP 12hr 0 30 40 50 30 20 10 10 10 Rain shwrs S C C C C C S C S Tstms S C S $$ SDZ032-161000- Philip Airport-Haakon SD 44.05N 101.60W Elev. 2209 ft 436 PM MDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 85 52 73 53 Temp 74 57 52 50 49 59 69 81 80 65 58 55 53 60 65 71 70 61 59 58 55 Dewpt 38 42 46 47 48 52 54 58 58 58 58 55 53 59 61 62 62 61 59 58 55 RH 27 57 80 89 96 78 59 46 47 78100100100 96 87 73 76100100100100 Wind dir E SE E SE SE SE S S E E NE NE NE NE E E E E E NE NE Wind spd 6 10 11 12 14 18 21 13 8 8 6 6 9 11 13 14 16 17 14 11 9 Wind gust 32 24 26 27 27 27 21 Clouds FW FW B1 B1 B1 SC FW SC B1 B1 B1 B1 B1 OV OV OV OV OV OV OV OV PoP 12hr 20 20 5 40 50 QPF 12hr 0 0 0 0.30 0.91 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C Tstms S S S S S C C C C Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 52 74 50 73 46 74 48 78 Temp 66 76 59 54 66 71 55 52 67 70 52 48 67 71 52 49 71 75 Dewpt 63 62 57 54 59 58 54 52 55 53 51 47 52 51 51 49 52 51 PWind dir NE NE NE NE NW N NE SE SE Wind char GN LT GN LT GN LT LT GN GN Avg clouds OV B2 B1 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC FW FW SC FW PoP 12hr 5 30 40 40 40 20 20 10 10 Rain shwrs C C C C C C C S S Tstms S S S $$ SDZ049-161000- Winner Regional Airport-Tripp SD 43.39N 99.84W Elev. 2032 ft 536 PM CDT Tue Sep 15 2026 Date 09/15/26 Wed 09/16/26 Thu 09/17/26 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 77 58 74 60 Temp 74 60 52 51 51 58 64 73 73 65 62 61 59 63 68 72 71 65 64 63 61 Dewpt 42 47 52 51 50 54 54 60 64 64 62 61 59 63 64 66 66 65 64 63 61 RH 32 62100100 96 86 70 64 73 97100100100100 87 81 84100100100100 Wind dir E SE SE SE SE SE SE S S SE SE SE E E E E E E E E N Wind spd 5 8 8 8 10 14 20 16 11 11 9 5 6 10 13 13 16 18 16 14 11 Wind gust 26 31 29 25 25 26 Clouds FW FW SC SC B1 B1 B1 SC SC SC B1 B1 B2 B2 OV OV OV OV OV OV B2 PoP 12hr 10 20 10 40 50 QPF 12hr 0 0 0 0.27 1.36 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C C S Tstms S S S C C C C Date 09/18 Sat 09/19/26 Sun 09/20/26 Mon 09/21/26 Tue 09/22/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 57 71 56 71 52 71 53 75 Temp 69 75 63 58 66 69 58 56 67 67 55 52 66 68 54 53 70 72 Dewpt 66 66 61 58 62 63 58 55 58 60 55 52 54 58 54 53 55 58 PWind dir N N N NE N NE N SE SE Wind char GN LT GN LT GN LT GN GN GN Avg clouds B2 B2 B1 B2 OV B2 B1 B2 B2 B1 B1 SC B1 SC SC SC SC SC PoP 12hr 20 10 20 40 20 20 20 20 10 Rain shwrs S S S C C S S S S S S Tstms S S $$