Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
575 FOUS55 KTFX 030805 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 205 AM MDT Wed Sep 3 2025 MTZ312-032200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 56 69 42 73 Temp 57 53 60 76 86 87 73 65 59 57 63 65 67 67 57 51 46 42 49 64 70 72 Dewpt 50 50 51 51 47 45 47 45 43 45 50 50 42 36 35 33 34 34 34 34 32 31 RH 77 89 72 42 26 23 40 48 55 64 62 58 40 32 43 50 63 73 56 32 24 22 Wind dir N W SW NW N N E SW W NW N N N N NE E S S S NE NE NE Wind spd 4 2 2 2 5 10 5 4 5 9 13 14 13 13 9 5 3 2 2 5 9 11 Wind gust 24 Clouds CL FW CL CL FW FW SC FW FW FW B1 B2 B2 SC SC FW FW FW CL CL FW CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 44 80 50 83 53 78 52 77 Temp 52 44 69 79 58 51 76 78 61 54 71 77 60 52 71 74 Dewpt 31 33 35 36 37 37 46 45 49 48 47 47 48 46 50 48 PWind dir E SE SE SW SW W SE S Wind char LT LT LT LT LT LT LT LT Avg clouds FW CL FW FW FW SC SC B1 B1 B1 B1 SC B1 SC SC B1 PoP 12hr 0 0 0 5 20 20 20 20 Rain shwrs S S S S Tstms S $$ MTZ303-032200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 54 67 38 71 Temp 52 50 56 73 85 87 70 61 58 56 59 63 65 65 54 47 42 38 47 62 68 70 Dewpt 49 49 50 50 44 42 43 45 43 45 49 46 40 37 33 32 31 31 32 34 33 32 RH 89 96 80 44 24 21 38 56 57 66 69 54 40 35 45 56 65 76 56 35 27 24 Wind dir SE SE S S NW N NW NW NW N N N N N N NE SE S SE SE SE E Wind spd 3 3 5 6 8 10 5 5 11 16 19 18 14 13 9 3 2 2 4 10 10 10 Wind gust 27 28 25 Clouds FW FW CL CL FW FW FW FW FW FW B1 B1 SC SC SC FW FW FW CL CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 77 45 81 50 75 48 73 Temp 49 41 66 75 55 46 74 76 58 51 68 73 56 49 68 70 Dewpt 29 29 33 34 34 34 44 47 48 46 47 48 46 43 48 47 PWind dir SE SE SE SW W W S S Wind char GN GN GN LT GN LT LT LT Avg clouds FW FW FW FW FW SC SC SC B1 B1 B1 SC B1 B1 SC SC PoP 12hr 0 0 0 10 20 20 10 20 Rain shwrs S S S Tstms S $$ MTZ319-032200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 92 59 74 46 77 Temp 64 58 62 78 89 92 80 72 65 60 63 69 71 70 63 58 52 47 51 64 74 77 Dewpt 46 46 47 48 43 41 40 38 39 40 45 49 47 43 39 37 35 36 36 38 37 35 RH 52 64 58 35 20 17 24 29 38 47 52 49 42 38 41 45 52 65 56 38 26 22 Wind dir W W NE NE NW NW W W W W N N N N N N N NW NE NE NE N Wind spd 2 2 1 4 10 13 9 5 5 5 12 17 19 17 10 4 2 1 1 4 6 9 Wind gust 23 27 29 27 Clouds CL FW CL CL FW FW FW FW FW CL FW FW SC SC FW SC FW CL FW CL FW CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 48 83 54 81 54 78 52 76 Temp 58 48 70 82 65 55 70 79 64 54 68 76 62 52 67 71 Dewpt 33 34 40 38 41 43 49 47 49 48 50 48 48 47 51 48 PWind dir N SE SW SW SW W W S Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW FW FW SC B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 PoP 12hr 0 5 10 20 20 30 30 40 Rain shwrs S S C C S S C Tstms S S $$ MTZ326-032200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 52 79 42 77 Temp 58 53 60 77 88 88 74 64 58 54 61 73 77 74 63 56 48 42 49 64 74 76 Dewpt 39 38 40 40 39 36 39 40 38 39 42 45 45 43 41 41 36 36 37 37 35 33 RH 49 57 47 26 18 16 28 41 47 57 49 37 32 33 44 57 63 79 63 37 24 21 Wind dir S S S NW NW NW W S S S NW N N N NE E E E E N N N Wind spd 4 3 2 4 6 9 5 5 5 5 6 10 14 17 11 6 5 4 2 2 4 6 Wind gust 27 Clouds FW CL CL CL CL CL FW FW FW FW CL FW FW FW SC SC FW FW FW CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 82 50 80 48 77 47 76 Temp 55 44 70 80 60 50 72 75 58 49 69 73 57 48 67 71 Dewpt 37 34 38 36 41 41 49 46 49 45 49 44 47 44 48 44 PWind dir E NE SE SW S W E S Wind char LT LT LT LT LT LT LT LT Avg clouds FW CL FW FW SC B1 B1 B1 B2 B1 SC B1 B1 B1 SC B1 PoP 12hr 0 5 10 30 20 30 30 30 Rain shwrs C S C C S C Tstms S S $$ MTZ330-032200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 41 77 36 75 Temp 44 39 50 75 80 80 65 55 46 41 55 74 76 73 59 50 41 37 47 66 74 72 Dewpt 33 32 34 36 30 31 34 36 33 33 37 37 32 36 40 41 39 36 39 39 32 32 RH 65 76 54 24 16 17 31 49 60 73 51 26 20 26 49 71 92 96 74 37 21 23 Wind dir SE N N NW NW NW NW SW N SE N NW NW N N NE NE NE NE N NW N Wind spd 1 0 0 4 9 9 2 1 0 1 0 6 12 13 11 8 3 1 1 2 9 10 Clouds FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW CL FW FW PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 34 75 40 70 38 69 37 68 Temp 47 34 68 71 52 41 64 66 49 39 64 67 48 37 63 66 Dewpt 34 31 39 39 46 41 48 42 45 39 44 38 42 37 42 35 PWind dir NE SW S SW SW SW SE S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 PoP 12hr 5 20 40 60 30 40 30 40 Rain shwrs S C C C L C C C S S C Tstms S S S $$ MTZ328-032200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 51 79 42 77 Temp 57 52 59 78 87 87 72 63 56 53 61 74 78 75 63 53 46 42 49 64 75 76 Dewpt 36 34 37 41 40 39 40 38 37 36 41 45 44 47 46 43 40 39 42 43 42 38 RH 45 50 44 27 19 18 31 39 49 52 48 35 30 37 54 69 79 89 77 46 31 25 Wind dir S S SW W N N E S S S SW N NE NE NE NE NE NE N N N NE Wind spd 5 5 3 2 4 5 5 5 5 6 8 12 14 16 14 10 6 5 3 3 5 8 Wind gust 25 Clouds CL FW CL CL FW FW SC FW FW FW CL CL FW FW FW FW FW FW CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K K Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 80 49 76 45 74 44 72 Temp 53 44 68 76 56 49 70 72 53 46 66 73 53 45 64 69 Dewpt 38 37 44 47 49 47 51 48 47 43 48 46 47 43 49 45 PWind dir NE W SW SW S SW SE SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC B2 B2 B1 B1 B1 SC SC B1 B1 SC B1 B1 PoP 12hr 5 10 30 30 20 30 30 40 Rain shwrs C C S C S C C S C C Tstms S S S $$ MTZ305-032200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 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 56 68 39 69 Temp 56 52 56 70 78 80 68 64 61 59 61 64 67 65 54 48 43 39 48 62 67 68 Dewpt 52 49 49 52 52 54 56 54 52 52 52 44 37 35 39 38 37 37 37 39 35 36 RH 86 89 77 53 40 41 65 70 72 78 72 48 33 33 57 68 79 92 65 43 30 31 Wind dir E E E E W W S SW W NW N N N N N NE NE S NE N N NE Wind spd 9 6 5 3 2 3 5 8 10 12 19 19 19 18 10 3 2 1 1 3 4 6 Wind gust 24 32 Clouds FW FW FW SC SC SC SC SC FW SC B1 SC FW FW FW FW FW FW CL CL CL CL PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K Heat index 80 Max heat 80 Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 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 40 76 46 81 52 78 51 77 Temp 49 41 67 74 56 47 71 80 60 53 70 77 60 52 71 74 Dewpt 37 35 38 36 38 36 42 45 48 48 51 51 49 47 51 49 PWind dir E E E SW S W E SE Wind char LT LT GN LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC B1 B1 SC B1 B1 SC SC PoP 12hr 0 0 0 0 10 10 10 20 Rain shwrs S $$ MTZ314-032200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 205 AM MDT Wed Sep 3 2025 Date Wed 09/03/25 Thu 09/04/25 Fri 09/05/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 54 67 37 68 Temp 55 52 59 73 80 80 66 61 57 56 60 63 65 62 53 47 41 38 48 61 67 66 Dewpt 50 49 49 50 51 51 52 49 44 44 49 50 43 35 35 35 32 32 35 36 32 31 RH 83 89 69 44 36 36 61 65 62 64 67 62 45 36 50 63 70 79 60 39 27 27 Wind dir E SE E NE NW N SW SW SW W NW NW NW NW NW NW S S SW N N NE Wind spd 4 3 2 2 5 5 3 5 5 6 13 19 19 17 8 2 2 2 2 3 5 5 Wind gust 27 Clouds FW FW CL FW FW SC SC SC SC FW SC B2 B1 SC SC FW FW FW CL CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K K K K K K K Heat index 80 80 Max heat 80 Date Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 09/09/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 76 47 80 52 76 49 74 Temp 47 42 68 74 54 48 75 75 59 53 70 72 57 50 68 69 Dewpt 33 31 34 37 34 32 41 46 47 46 49 48 48 45 49 50 PWind dir SE SE SE W SW W SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds CL FW FW CL FW FW SC SC B1 B1 SC B1 SC B1 B1 B1 PoP 12hr 0 0 0 10 20 30 20 30 Rain shwrs S S C S S S C Tstms S $$ http://www.weather.gov/greatfalls