FOUS55 KGGW 180700 PFMGGW Point Forecast Matrices National Weather Service Glasgow MT 100 AM MDT Mon May 18 2026 MTZ017-191000- Glasgow-Valley MT 48.22N 106.61W Elev. 2293 ft 100 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 48 26 64 40 Temp 36 33 37 41 46 48 40 34 29 27 41 54 62 64 52 48 43 41 Dewpt 33 30 31 32 32 31 31 31 28 27 31 31 30 29 31 30 30 30 RH 89 89 79 70 58 51 70 89 96100 67 41 30 27 44 49 60 65 Wind dir NW NW N N N N N NE NE SE S S S S SE SE SE SE Wind spd 13 14 13 12 12 13 8 5 3 3 5 8 9 10 9 11 9 5 Clouds B2 OV B2 B2 B2 B2 SC SC FW SC FW FW SC SC SC B1 B1 B1 PoP 12hr 10 20 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs 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 69 39 65 39 70 42 77 47 81 Temp 65 64 48 40 60 63 48 41 64 68 51 44 71 75 56 48 74 79 Dewpt 40 37 40 35 38 35 38 36 38 34 38 37 40 36 41 40 41 36 PWind dir W NW NW NE NW E S SE W Wind char GN GN GN LT LT LT GN GN GN Avg clouds B1 B1 B2 B1 B1 B1 B1 SC SC SC B1 SC SC FW SC SC SC SC PoP 12hr 40 30 20 5 10 5 5 20 5 Rain shwrs C S C S S S Tstms S $$ MTZ020-191000- Wolf Point-Western Roosevelt MT 48.10N 105.58W Elev. 1985 ft 100 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 32 49 27 65 38 Temp 37 35 38 44 47 47 41 36 30 28 41 55 62 65 51 46 41 39 Dewpt 33 31 30 31 31 29 30 31 29 27 29 30 28 26 27 27 25 26 RH 85 85 73 60 53 49 65 82 96 96 62 38 27 23 39 47 52 59 Wind dir N NW N N N N NE N N E S S S S E SE SE SE Wind spd 9 11 11 11 11 12 6 3 1 1 1 3 5 6 5 8 6 4 Clouds B2 OV B2 B2 OV B2 B2 B1 B1 SC SC FW SC SC SC SC B1 B1 PoP 12hr 20 20 5 0 5 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 39 68 38 71 41 79 45 84 Temp 69 68 49 40 62 65 47 40 65 70 51 43 73 76 56 48 77 82 Dewpt 37 37 41 36 37 34 39 37 37 34 38 37 39 36 41 41 41 36 PWind dir SW NW NW NW NW E S SE W Wind char GN LT GN LT LT LT LT LT GN Avg clouds B1 B1 B2 B1 B1 B1 B1 SC SC SC B1 SC SC SC SC SC B1 SC PoP 12hr 30 20 20 10 10 5 5 20 5 Rain shwrs C S S S S S $$ MTZ022-191000- Jordan-Garfield MT 47.33N 106.95W Elev. 2661 ft 100 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 30 48 25 65 39 Temp 35 32 36 42 46 47 40 33 28 26 42 57 63 65 52 46 42 40 Dewpt 32 30 29 30 30 30 31 30 27 25 26 28 28 28 30 29 27 28 RH 89 92 75 62 53 51 70 89 96 96 53 33 26 25 43 51 55 62 Wind dir NW NW N N N N N N N SW S S SW S SE S S SW Wind spd 11 12 11 12 13 11 3 0 0 1 3 6 6 5 4 5 4 4 Clouds B2 B2 OV OV OV B2 SC SC FW FW FW FW SC B1 B1 B1 B1 B1 PoP 12hr 10 20 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs 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 69 39 64 38 70 41 77 46 81 Temp 66 64 46 40 60 62 46 40 64 68 49 44 72 75 54 48 76 78 Dewpt 35 37 40 36 36 35 37 36 35 35 37 36 37 36 39 38 37 35 PWind dir W NW NW W W S SW SW W Wind char GN LT GN LT LT LT LT LT GN Avg clouds SC B1 B2 B2 B1 B1 SC SC SC SC B1 SC SC SC SC SC SC SC PoP 12hr 20 50 30 5 10 5 5 20 5 Rain shwrs S C C C S S $$ MTZ024-191000- Sidney-Richland MT 47.70N 104.20W Elev. 1985 ft 100 AM MDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 48 30 61 37 Temp 39 37 39 43 46 46 42 38 34 32 41 52 59 61 50 44 41 39 Dewpt 37 35 34 34 33 32 32 33 32 30 30 30 28 26 27 26 26 24 RH 92 92 82 70 60 58 67 82 92 92 65 43 30 26 41 49 55 54 Wind dir N N N N N N N N N N NW NW S SE E SE S S Wind spd 6 9 10 12 13 12 8 4 3 2 2 3 4 4 6 9 8 8 Clouds OV OV OV B2 B2 B2 OV B2 B1 B1 B1 FW FW SC FW SC B1 B1 PoP 12hr 30 30 20 0 0 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C S Date 05/20/26 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 MDT 6hrly 12 18 00 06 12 18 00 06 1218 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 42 66 39 70 42 78 47 83 Temp 69 70 50 43 61 64 48 42 64 69 51 45 72 76 57 50 77 82 Dewpt 35 36 41 38 38 36 39 38 38 35 38 38 39 37 41 41 42 38 PWind dir SW NW NW NW NW SE S S SW Wind char GN LT GN LT LT LT LT LT GN Avg clouds B1 B1 B2 B2 B1 B1 B1 SC SC SC B1 SC SC SC SC B1 B1 SC PoP 12hr 20 20 30 20 20 5 5 20 5 Rain shwrs S S S C S S S $$ MTZ025-191000- Glendive-Dawson MT 47.13N 104.80W Elev. 2457 ft 100 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 34 48 30 62 39 Temp 39 36 39 44 46 46 42 38 33 30 41 53 60 62 50 45 41 40 Dewpt 38 35 35 35 35 33 33 34 32 30 31 30 28 27 27 26 25 25 RH 96 96 85 70 65 60 70 85 96100 67 41 29 26 41 47 52 55 Wind dir NW NW N N N N N N NW NW NW W SW S SE SE S S Wind spd 10 10 11 12 13 12 9 4 3 2 3 3 5 5 6 8 8 6 Clouds B2 B2 B2 B2 B2 B2 OV B2 B1 SC SC FW SC SC SC SC B1 B1 PoP 12hr 10 20 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs 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 73 42 65 40 70 43 77 48 83 Temp 70 69 50 43 60 63 48 41 64 68 51 45 72 75 57 49 77 81 Dewpt 35 37 41 39 40 37 39 38 38 36 38 38 40 38 41 41 42 38 PWind dir SW NW NW W W S S S W Wind char GN LT GN LT LT LT LT LT GN Avg clouds SC B1 B2 B2 B1 B1 B1 SC SC FW SC SC SC SC SC SC SC SC PoP 12hr 10 20 40 10 10 5 5 20 5 Rain shwrs S S C C S $$