FOUS53 KUNR 180642 PFMUNR Point Forecast Matrices National Weather Service Rapid City SD 1241 AM MDT Mon May 18 2026 SDZ026-191000- Rapid City Regional Airport-Pennington SD 44.05N 103.06W Elev. 3204 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed 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 38 43 31 60 34 Temp 42 40 42 41 42 41 39 37 33 32 43 52 58 59 47 40 36 36 Dewpt 37 38 38 37 37 35 34 32 30 30 30 27 26 26 29 29 28 27 RH 82 92 86 85 82 79 82 82 89 92 60 38 29 28 49 64 72 69 Wind dir N N N N N N NW NW NW NW NW N N NE SE S S S Wind spd 14 20 25 24 21 20 16 9 6 5 10 10 6 6 5 5 5 6 Wind gust 32 34 40 37 36 34 28 19 23 23 19 Clouds B2 OV OV OV OV OV B2 B2 SC SC SC FW SC FW FW FW FW FW PoP 12hr 40 100 30 5 0 QPF 12hr 0.01 0.18 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D D C C Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 70 42 68 40 70 43 78 48 87 Temp 65 69 49 43 65 62 46 42 64 68 49 45 72 75 54 50 81 84 Dewpt 35 34 38 36 37 38 38 36 35 35 37 36 37 37 39 37 37 36 PWind dir S S NW NW N S SE S NW Wind char BZ GN GN GN GN LT GN LT GN Avg clouds FW SC SC SC SC B1 SC B1 B1 SC SC SC SC FW SC SC SC FW PoP 12hr 10 5 50 40 30 10 10 5 5 Rain shwrs C C S S C Tstms S S S $$ WYZ054-191000- Northeast Wyoming Regional Airport-Campbell WY 44.35N 105.54W Elev. 4364 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 42 25 58 35 Temp 36 34 34 36 40 40 36 33 29 27 40 51 56 58 46 42 38 37 Dewpt 33 32 32 31 31 29 28 28 28 26 28 25 23 22 25 25 23 22 RH 89 92 92 82 70 64 72 82 96 96 62 36 27 25 43 50 54 54 Wind dir N N N N N N N NW W W W W W SW S S S S Wind spd 16 19 19 18 17 14 9 4 4 5 6 5 4 4 8 12 13 13 Wind gust 27 33 29 28 25 23 Clouds OV OV OV OV OV B2 OV SC SC SC FW CL FW FW FW FW FW FW PoP 12hr 30 90 10 0 0 QPF 12hr 0.01 0.08 0 0 0 Snow 12hr 00-00 T 00-00 Rain shwrs C S C C C Snowshwrs C D D L Freeze W W Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 68 39 59 36 66 40 75 46 80 Temp 65 66 48 40 55 56 43 40 61 65 48 44 70 73 53 49 77 78 Dewpt 25 26 32 34 36 34 33 32 33 31 33 33 34 32 34 34 33 31 PWind dir SW NW N W W SE SW SW W Wind char GN GN GN GN GN LT LT GN GN Avg clouds FW FW SC B1 B1 B1 B1 SC SC SC SC SC SC FW SC SC FW FW PoP 12hr 0 10 60 20 20 10 5 5 5 Rain shwrs C L S S S S Tstms S S $$ SDZ001-191000- Buffalo-Harding SD 45.60N 103.55W Elev. 3004 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed 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 35 46 31 59 34 Temp 37 37 41 42 45 44 41 39 35 32 41 50 57 59 47 42 38 36 Dewpt 37 37 36 34 33 32 32 33 32 32 31 27 25 23 26 26 27 28 RH 100100 82 73 62 62 70 79 89100 67 41 29 25 43 53 64 72 Wind dir NW NW NW NW NW N N NW NW NW NW NW NW NW E SE S S Wind spd 12 14 16 18 19 18 13 10 8 8 11 10 9 5 6 10 11 9 Wind gust 29 Clouds B2 OV OV B2 OV OV OV OV B2 B1 B1 SC FW FW FW FW SC SC PoP 12hr 10 60 30 5 0 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C C C C Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 72 42 65 39 68 41 75 46 83 Temp 69 70 50 43 60 61 47 41 63 66 50 43 70 73 55 48 77 80 Dewpt 28 32 40 39 39 37 38 37 37 35 37 38 39 37 40 40 41 38 PWind dir S E NW NW NW SE S S W Wind char GN GN GN GN GN GN LT GN GN Avg clouds FW FW B1 B1 B1 B1 B1 B1 SC SC SC SC SC FW SC SC SC FW PoP 12hr 0 10 50 30 20 10 5 5 5 Rain shwrs S C C S S $$ SDZ029-191000- Custer County Airport-Custer SD 43.73N 103.62W Elev. 5602 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 33 37 24 52 30 Temp 35 34 36 35 36 34 33 30 27 25 36 46 50 50 39 35 33 34 Dewpt 29 32 31 31 31 28 28 26 24 23 24 21 20 19 24 23 21 23 RH 78 92 82 85 82 78 82 85 88 92 61 37 30 29 54 61 61 64 Wind dir N N N N N N N NW NW NW NW W W S SE SW SW SW Wind spd 5 8 9 11 10 6 3 2 2 3 3 4 5 3 1 1 23 Wind gust 19 18 25 27 25 20 16 Clouds OV OV OV OV OV OV B2 B1 SC FW SC FW SC FW FW FW FW SC PoP 12hr 60 100 10 5 0 QPF 12hr 0.01 0.05 0 0 0 Snow 12hr 00-00 T 00-00 Rain shwrs L L C S S Snowshwrs L L D D D S S Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 37 60 36 62 39 70 45 78 Temp 55 60 43 39 58 54 41 39 56 60 45 42 65 68 50 47 73 76 Dewpt 30 26 32 30 32 33 33 32 30 30 32 32 31 31 33 33 31 30 PWind dir SW SW W NW W N W SW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC FW PoP 12hr 10 5 70 50 40 20 10 0 5 Rain shwrs S L C C S C S Tstms C S S S $$ SDZ013-191000- Faith Municipal Airport-Meade SD 45.04N 102.02W Elev. 2584 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed 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 36 47 32 58 33 Temp 40 39 42 44 46 44 40 38 35 33 41 49 56 58 46 39 36 35 Dewpt 39 37 37 36 37 36 35 35 34 33 33 30 29 27 29 30 30 31 RH 96 92 82 73 71 73 82 89 96100 73 48 35 30 51 70 79 85 Wind dir N N N N N N N NW NW NW NW NW NW NW E SE SE SE Wind spd 10 14 17 18 17 16 12 10 10 10 13 12 10 5 6 10 11 12 Wind gust 28 27 26 Clouds OV OV OV B2 OV OV B2 B2 B1 SC B1 B1 SC FW FW FW FW FW PoP 12hr 5 90 40 5 0 QPF 12hr 0 0.11 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D C C S S Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 72 41 68 40 68 42 76 46 85 Temp 67 68 49 42 64 64 47 42 62 67 49 44 69 74 53 48 78 83 Dewpt 34 38 39 39 40 40 39 39 38 37 38 39 41 40 41 42 43 41 PWind dir S SE S NW NW SE S SE S Wind char BZ BZ BZ GN GN GN GN GN GN Avg clouds FW FW SC SC SC B1 B1 B1 B1 SC SC SC SC FW SC SC SC FW PoP 12hr 5 5 40 40 20 10 5 5 5 Rain shwrs C C S S S Tstms S S $$ SDZ042-191000- Pine Ridge Airport-Oglala Lakota SD 43.02N 102.51W Elev. 3333 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 42 29 59 34 Temp 40 39 41 40 41 39 38 35 33 30 41 51 57 59 46 40 38 38 Dewpt 35 37 38 36 35 34 34 34 32 30 31 28 25 23 27 27 27 29 RH 82 92 89 85 79 82 85 96 96100 67 41 29 25 47 59 64 70 Wind dir NE N N N N N N NW NW W NW NW NW NW SE SE S S Wind spd 8 12 17 17 17 17 10 4 3 2 5 8 5 4 4 6 8 8 Wind gust 18 28 28 29 28 20 19 Clouds B2 OV OV OV OV OV OV B2 B1 B1 SC SC FW FW FW FW FW SC PoP 12hr 40 100 40 0 0 QPF 12hr 0.01 0.27 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D D C C C Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 40 69 38 70 41 78 47 87 Temp 60 64 49 41 66 63 46 41 64 68 50 44 72 76 56 49 81 84 Dewpt 36 36 37 36 37 38 39 36 35 34 37 37 37 35 39 38 37 35 PWind dir S S S N NW SE SW S W Wind char BZ BZ GN LT GN LT LT GN GN Avg clouds B1 B1 SC FW SC SC B1 B1 B1 B1 SC SC SC FW FW SC SC FW PoP 12hr 40 5 40 40 30 20 5 5 5 Rain shwrs C C C C C S C S Tstms S S S S $$ SDZ032-191000- Philip Airport-Haakon SD 44.05N 101.60W Elev. 2209 ft 1241 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed 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 36 48 31 60 32 Temp 38 39 45 45 46 43 39 37 34 32 43 52 58 60 45 39 35 35 Dewpt 38 39 39 38 38 37 37 35 34 32 34 30 27 26 30 30 30 30 RH 100100 79 76 73 79 92 92100100 70 43 30 27 55 70 82 82 Wind dir N N N N N N N NW NW NW NW NW NW NW SE SE SE S Wind spd 8 13 19 19 20 18 11 8 8 8 13 13 10 5 6 8 6 8 Wind gust 18 29 31 32 28 Clouds B1 OV OV OV OV OV B2 B1 SC SC SC B2 SC FW FW FW FW FW PoP 12hr 5 100 60 0 0 QPF 12hr 0 0.16 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D D L L Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 70 42 72 40 71 43 80 47 89 Temp 67 67 49 43 68 66 47 42 66 69 49 45 73 77 54 49 82 86 Dewpt 36 38 37 37 40 40 39 38 37 36 38 38 40 39 40 40 41 39 PWind dir SS S N N SE S SE SW Wind char BZ BZ BZ GN GN GN GN GN GN Avg clouds FW SC SC SC SC B1 B1 B1 B2 B1 SC SC B1 FW SC SC SC FW PoP 12hr 10 5 30 40 20 10 10 5 5 Rain shwrs C C C S S Tstms S S $$ SDZ049-191000- Winner Regional Airport-Tripp SD 43.39N 99.84W Elev. 2032 ft 141 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 38 48 35 57 34 Temp 39 41 46 47 47 45 42 40 37 36 45 51 55 57 45 39 36 37 Dewpt 38 40 42 41 41 41 41 39 37 36 37 36 34 33 35 34 33 33 RH 96 96 86 79 79 86 96 96100100 73 56 45 40 68 82 89 85 Wind dir NW N N N N N N NW NW NW NW NW NW NW E SE S S Wind spd 12 17 20 20 21 24 21 17 17 14 18 18 14 10 5 6 9 11 Wind gust 31 31 33 35 34 27 25 28 Clouds B2 OV OV OV OV OV OV OV B2 B2 B2 B1 SC FW FW FW FW SC PoP 12hr 10 90 60 0 0 QPF 12hr 0 0.07 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D D L L Tstms Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 44 70 44 71 46 77 51 86 Temp 64 64 50 45 67 66 50 46 66 69 52 49 72 75 57 53 80 84 Dewpt 38 37 37 37 42 42 44 41 41 40 42 41 44 44 45 44 47 46 PWind dir S S S S NW S S S S Wind char BZ BZ BZ BZ GN GN GN GN BZ Avg clouds SC B1 B1 SC SC B1 B1 B1 B2 B1 B1 B1 B1 SC FW SC SC FW PoP 12hr 0 5 30 50 30 20 10 10 5 Rain shwrs C C C C C S Tstms S S $$