Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
737 FOUS55 KTFX 090026 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 626 PM MDT Fri Aug 8 2025 MTZ312-091000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon 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 76 53 83 56 Temp 60 58 55 55 62 71 75 74 65 60 56 54 62 76 81 82 71 62 58 56 Dewpt 48 48 46 46 49 48 47 48 48 49 47 45 44 46 46 47 47 47 46 46 RH 64 69 72 72 62 44 37 40 54 67 72 71 52 34 29 29 42 58 64 69 Wind dir W W W W W NW NW W S S SW SW SW W NW NW NE SW SW SW Wind spd 12 13 11 10 10 10 11 9 5 5 5 6 6 8 9 9 5 5 6 6 Clouds B2 B1 B1 SC SC SC B1 B1 B1 SC SC SC FW FW SC SC SC SC SC SC PoP 12hr 30 40 20 5 0 QPF 12hr 0.03 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C S S Tstms S S Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 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 85 56 83 56 86 55 84 52 78 Temp 75 84 66 56 74 76 60 56 75 84 64 56 77 81 60 53 71 76 Dewpt 50 49 52 49 52 48 47 46 47 41 41 42 42 42 45 42 43 40 PWind dir W E W W SW W W NW W Wind char LT GN GN GN GN GN GN GN LT Avg clouds SC FW FW FW FW FW SC FW SC FW FW FW SC FW SC SC SC SC PoP 12hr 0 0 5 5 5 5 5 10 10 $$ MTZ303-091000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 73 51 79 54 Temp 57 54 53 52 59 67 71 72 63 57 53 51 60 72 76 78 68 60 56 54 Dewpt 52 49 48 47 49 49 49 49 51 50 47 45 46 48 48 49 51 50 48 48 RH 83 83 83 83 69 52 46 44 65 77 80 80 60 42 37 36 54 69 74 80 Wind dir W W W W NW NW NW NW NW SW W W W NW NW NW NW W W NW Wind spd 17 14 13 12 14 17 14 12 5 5 5 6 8 10 11 11 8 8 8 8 Wind gust 26 Clouds B2 B1 SC SC SC FW B1 B1 B1 SC SC FW FW FW FW FW SC SC SC SC PoP 12hr 50 30 20 5 0 QPF 12hr 0.05 0.02 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S S Tstms S Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 53 76 52 78 50 75 49 71 Temp 72 80 61 53 69 73 57 52 68 76 58 50 68 74 55 50 66 69 Dewpt 52 53 53 50 51 49 46 45 47 45 45 44 44 46 43 40 43 41 PWind dir NW NE NW W SW W NW W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC FW FW FW SC SC SC SC SC FW SC SC SC SC SC B1 B1 B1 PoP 12hr 0 0 10 5 10 10 10 10 10 $$ MTZ319-091000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon 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 78 53 84 57 Temp 65 60 57 53 57 70 75 76 70 63 57 53 59 74 82 84 75 68 62 57 Dewpt 41 42 41 41 41 43 40 39 39 39 39 39 40 43 41 42 42 44 43 43 RH 41 51 55 64 55 38 28 26 32 41 51 59 49 33 23 23 31 42 50 59 Wind dir W W W W W NW NW NW W W SW SW SW W NW NW W SW SW SW Wind spd 14 10 9 6 5 10 12 12 8 6 5 5 4 9 12 12 8 6 5 5 Wind gust 27 23 Clouds B1 B1 B1 SC SC FW SC SC B1 SC FW FW CL FW FW FW FW FW SC FW PoP 12hr 10 10 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 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 89 58 87 57 89 55 86 53 80 Temp 78 88 69 59 78 82 65 57 78 88 66 56 78 83 64 54 73 77 Dewpt 48 46 45 44 50 43 42 42 44 40 37 37 40 37 40 37 42 37 PWind dir W W NW W SW W W W W Wind char LT LT LT GN LT GN LT GN LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 0 0 5 5 5 5 10 10 10 $$ MTZ326-091000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 77 47 83 51 Temp 62 55 48 45 55 68 75 75 66 59 52 48 58 73 81 82 72 62 56 51 Dewpt 38 40 37 37 37 40 39 38 38 40 38 37 38 39 39 42 41 42 41 41 RH 41 57 65 73 51 36 27 26 36 49 59 65 47 29 22 24 33 48 57 68 Wind dir NW S S SE W W NW NW N S S S SW W NW NW N SE SE S Wind spd 10 5 5 5 4 6 10 11 5 4 4 4 2 5 9 10 5 4 4 4 Clouds FW FW FW SC SC SC SC SC B1 SC FW FW CL FW FW FW FW FW FW FW PoP 12hr 5 5 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 53 90 52 91 52 89 49 84 Temp 78 88 66 53 81 86 65 53 82 88 66 53 81 84 62 50 76 81 Dewpt 45 44 45 42 45 40 43 41 43 38 41 38 39 37 42 40 41 38 PWind dir W E W SE SW SW SW W W Wind char LT LT LT LT LT GN LT GN LT Avg clouds SC FW FW FW FW FW SC FW FW FW FW FW FW SC B1 SC SC SC PoP 12hr 0 0 5 5 10 5 10 10 10 $$ MTZ330-091000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon 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 70 34 77 38 Temp 56 46 37 33 44 63 68 69 58 48 39 34 48 68 74 76 63 53 43 38 Dewpt 28 31 31 32 32 31 26 29 30 33 32 32 32 34 31 32 36 38 36 36 RH 34 55 79 96 62 30 20 22 34 56 76 92 54 28 20 20 36 57 76 92 Wind dir W NW SE N SW W NW NW N NE NE N N W W NW N NE NE N Wind spd 8 2 1 0 1 6 10 10 3 2 1 0 0 4 8 9 4 2 1 0 Clouds FW FW FW SC SC SC B1 B1 B1 SC SC FW CL FW SC SC FW FW FW FW PoP 12hr 0 10 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 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 40 83 41 83 42 82 39 78 Temp 74 80 56 40 77 80 56 41 78 81 57 42 77 79 54 39 73 76 Dewpt 41 36 38 36 41 35 40 38 37 33 35 34 36 30 36 33 35 29 PWind dir W N SW SW S S SW SW SW Wind char LT LT LT LT GN GN GN GN GN Avg clouds FW FW FW FW FW FW SC SC FW FW SC SC FW SC SC SC FW SC PoP 12hr 0 0 5 5 10 10 20 5 10 Rain shwrs S Tstms S $$ MTZ328-091000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 40 73 43 80 47 Temp 58 50 44 41 50 64 71 73 63 55 47 43 54 70 78 79 68 58 51 48 Dewpt 38 37 37 36 38 39 38 39 39 40 38 37 39 43 42 44 45 44 43 43 RH 47 61 76 82 63 40 30 29 41 57 71 79 57 38 28 29 43 59 74 83 Wind dir NW S S S SW NW NW N N S S S SW W NW N N W SW SW Wind spd 10 6 6 5 4 4 6 8 6 5 5 5 3 4 5 9 8 5 5 5 Clouds FW FW FW B1 B1 SC SC SC B1 SC FW FW CL CL FW FW FW FW FW FW PoP 12hr 5 10 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 50 87 49 88 49 85 47 80 Temp 74 84 61 50 78 86 61 49 79 85 60 49 79 82 59 47 71 79 Dewpt 47 44 43 41 45 41 43 40 42 38 38 36 37 37 40 37 38 38 PWind dir W NW SW NE SW SW SW SW SW Wind char LT LT LT GN GN GN GN GN LT Avg clouds FW FW FW FW CL FW SC FW CL FW FW FW FW SC B1 SC SC SC PoP 12hr 0 0 5 5 5 5 10 5 5 $$ MTZ305-091000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon 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 55 75 53 83 56 Temp 59 58 57 57 60 68 73 73 65 57 56 54 63 76 82 80 70 62 59 57 Dewpt 53 53 53 52 54 56 55 55 56 52 52 50 52 54 51 50 53 52 51 51 RH 80 83 86 83 81 65 53 53 73 83 86 86 67 46 34 35 55 70 75 80 Wind dir W W W W W NW NW NW NW SW SW SW SW W W NW N SE S S Wind spd 20 19 18 18 19 21 19 16 8 5 5 5 5 8 10 10 5 4 5 5 Wind gust 31 29 29 28 29 32 32 Clouds B2 OV OV B1 B2 B1 SC FW SC SC SC SC FW FW FW SC SC SC B1 SC PoP 12hr 80 40 10 5 5 QPF 12hr 0.16 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L S S C S Tstms S S C S Heat index 80 Max heat 81 Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 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 86 55 85 56 86 55 82 52 79 Temp 79 83 64 55 75 83 63 56 79 84 63 55 75 79 59 53 74 78 Dewpt 56 55 55 51 55 56 52 49 53 50 51 49 53 50 49 45 49 49 PWind dir W E N S SW SE W NW W Wind char LT LT LT GN GN GN GN GN LT Avg clouds SC SC FW SC FW SC SC SC FW FW FW FW SC SC SC B1 SC SC PoP 12hr 0 5 5 10 5 10 10 20 10 Rain shwrs S S Tstms S $$ MTZ314-091000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 626 PM MDT Fri Aug 8 2025 Date 08/08/25 Sat 08/09/25 Sun 08/10/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 71 49 77 53 Temp 55 54 52 51 56 65 69 70 61 55 51 50 61 73 76 75 65 58 55 54 Dewpt 48 48 46 44 47 49 50 50 50 48 45 44 45 48 47 46 48 47 46 44 RH 77 80 80 77 72 56 51 49 67 77 80 80 56 41 36 36 54 67 72 69 Wind dir W W W W W NW NW NW W S S S W W NW NW W S S S Wind spd 17 13 13 12 16 20 19 14 8 5 5 5 5 8 9 9 5 5 5 5 Wind gust 29 24 24 26 29 25 Clouds B2 B2 B2 B1 SC SC SC FW SC SC SC FW FW FW SC SC SC SC SC SC PoP 12hr 50 20 10 10 5 QPF 12hr 0.03 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S Date 08/11/25 Tue 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 55 80 54 83 54 82 50 75 Temp 74 79 61 56 73 74 56 54 77 79 60 55 78 78 58 50 70 73 Dewpt 51 53 50 46 53 51 49 47 49 48 47 43 44 47 49 43 43 46 PWind dir W SE W SE SW SE W SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC FW FW SC FW FW SC SC FW FW FW SC FW FW B1 B1 SC SC PoP 12hr 0 0 10 10 10 10 10 30 10 Rain shwrs C S $$ http://www.weather.gov/greatfalls