Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
512 FOUS55 KTFX 140135 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 735 PM MDT Wed Aug 13 2025 MTZ312-141000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 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 57 80 54 85 57 Temp 79 69 63 59 61 71 78 80 70 63 58 55 62 76 83 85 74 65 60 57 Dewpt 38 38 41 46 49 49 47 47 46 47 47 46 47 46 42 40 44 45 44 44 RH 23 32 44 62 65 46 33 31 42 56 67 72 58 34 24 20 34 48 55 62 Wind dir W SW N NW N NW NW NE NE NE NE SW SW W W W N S SW SW Wind spd 6 6 9 3 4 8 11 14 13 10 5 5 4 5 9 11 6 5 5 5 Wind gust 20 18 13 Clouds CL CL FW B1 B1 FW SC SC SC SC SC SC SC FW SC FW SC FW FW FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 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 85 57 89 58 91 60 90 Temp 82 86 67 59 77 84 65 58 80 88 67 58 81 90 69 61 81 89 Dewpt 46 44 49 49 47 47 50 48 50 46 48 47 48 43 49 47 47 44 PWind dir SW NW W SE SW E SW NE W Wind char LT GN LT LT LT LT LT LT LT Avg clouds FW FW B1 B1 SC SC B1 SC FW FW SC FW FW FW FW SC FW FW PoP 12hr 0 5 10 20 10 10 5 5 5 Rain shwrs S Tstms S $$ MTZ303-141000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 52 72 51 77 55 Temp 73 63 57 54 55 61 70 72 64 57 53 51 57 69 75 77 67 61 57 55 Dewpt 44 49 50 49 48 49 49 48 49 47 46 45 46 45 42 42 44 45 45 44 RH 35 60 77 83 77 65 47 42 58 69 77 80 67 42 31 29 43 56 64 66 Wind dir W N N N NE N NE E NE E E SE S S SW W W SW SW SW Wind spd 11 17 13 9 4 10 10 11 11 6 5 4 6 10 12 14 10 8 8 9 Wind gust 27 29 24 25 Clouds CL SC B1 OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B1 B1 SC B1 B1 B1 SC PoP 12hr 20 20 0 0 5 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 53 80 54 82 55 85 56 83 Temp 75 77 61 53 74 79 61 54 75 82 63 56 78 84 63 56 78 81 Dewpt 49 48 48 47 46 45 48 48 50 46 49 48 49 45 48 46 47 43 PWind dir SW W SW S SW W SW W W Wind char GN GN GN LT LT LT LT LT LT Avg clouds SC B1 SC B1 SC SC SC B1 SC SC SC SC FW FW SC SC SC FW PoP 12hr 0 5 10 10 10 10 5 5 5 $$ MTZ319-141000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 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 57 87 55 87 57 Temp 81 71 63 57 64 78 85 85 76 67 61 56 61 77 85 87 77 68 62 57 Dewpt 37 38 38 38 41 42 39 37 40 41 41 42 44 44 41 40 41 41 41 42 RH 21 30 39 49 43 28 20 18 27 39 48 59 53 31 21 19 28 37 46 57 Wind dir W SW SW NW N W W NW NW W W SW S SW W NW NW W W SW Wind spd 4 4 4 3 3 10 14 14 11 5 2 2 2 5 10 11 6 5 4 2 Wind gust 20 27 26 20 Clouds CL CL CL CL CL FW FW SC FW FW FW FW FW FW SC SC FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 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 57 86 56 88 57 91 59 90 Temp 80 84 69 58 78 83 65 57 78 87 68 58 81 90 70 60 81 89 Dewpt 45 43 47 46 50 46 49 46 49 44 45 44 47 40 43 44 46 39 PWind dir SW W NW SW S W SE NW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC B1 SC SC B1 B1 SC FW SC SC FW FW FW SC SC FW FW PoP 12hr 5 10 30 20 10 10 5 5 5 Rain shwrs C S Tstms S $$ MTZ326-141000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 90 50 90 52 Temp 77 66 59 53 63 78 88 88 74 63 56 51 61 78 87 88 74 65 57 52 Dewpt 39 41 40 40 40 38 33 33 38 42 42 42 43 42 36 36 38 41 40 39 RH 25 40 49 61 43 24 14 14 27 46 59 71 51 28 16 16 27 41 53 61 Wind dir N SE SE SE NW NW W NW N SE SE SE S W W W NE SE SE S Wind spd 3 2 3 2 2 8 13 16 11 6 5 4 2 4 9 10 10 6 5 4 Wind gust 17 18 26 27 19 Clouds FW FW FW FW CL FW FW SC SC FW FW FW FW FW FW SC SC FW CL FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 53 87 52 90 52 92 53 92 Temp 82 85 65 53 79 83 62 52 79 88 64 52 82 90 67 54 83 89 Dewpt 41 40 47 45 47 46 48 45 45 39 42 39 39 35 41 39 40 35 PWind dir SW S SW SE SW E SW SE SW Wind char LT GN LT LT LT GN LT GN LT Avg clouds FW SC B1 SC SC B1 B1 SC FW FW FW CL CL FW FW FW FW FW PoP 12hr 5 10 30 20 5 5 5 5 5 Rain shwrs C S Tstms S $$ MTZ330-141000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 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 41 82 40 82 42 Temp 66 56 47 41 56 77 82 79 67 56 46 40 54 76 81 80 67 56 46 42 Dewpt 37 37 35 33 36 37 33 33 34 36 33 33 36 36 31 28 29 31 31 33 RH 34 49 63 73 47 24 17 19 29 47 60 76 50 23 16 15 24 38 55 70 Wind dir S N E E S SW SW W S S S SE S SW SW SW S S S SE Wind spd 2 0 1 2 3 14 18 14 10 5 2 1 2 12 17 16 10 6 3 1 Wind gust 12 25 28 25 27 Clouds FW FW FW SC FW FW SC B1 B1 SC FW FW FW FW FW SC FW FW SC SC PoP 12hr 20 20 5 5 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Tstms Obvis H H Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 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 42 79 41 82 39 84 42 85 Temp 76 78 54 42 74 76 53 41 76 80 54 39 78 82 56 42 79 83 Dewpt 38 34 40 39 41 35 38 37 36 29 30 29 30 25 31 31 32 27 PWind dir S S S SE S S S S S Wind char GN LT LT LT LT LT LT LT LT Avg clouds SC SC B1 SC SC B1 B1 SC FW FW FW FW CL FW FW FW FW FW PoP 12hr 20 20 40 20 5 5 0 0 5 Rain shwrs S S C S Tstms S S $$ MTZ328-141000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 87 47 88 48 Temp 73 62 55 51 61 80 86 85 69 59 51 47 58 78 85 86 69 60 52 48 Dewpt 38 38 37 35 37 38 33 33 35 36 36 35 38 38 36 36 36 35 33 33 RH 28 41 51 54 41 22 15 15 28 42 56 63 47 24 17 17 30 39 48 56 Wind dir W W SW S SW W W W W SW S S SW SW W W W S S S Wind spd 4 3 2 3 5 16 19 17 11 9 6 5 5 8 13 13 9 8 6 5 Wind gust 17 31 24 Clouds CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis H Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 50 84 48 86 49 89 50 89 Temp 79 83 60 50 77 79 57 48 77 85 61 49 80 87 62 50 81 86 Dewpt 39 41 45 42 46 47 47 42 46 41 38 36 38 34 37 37 39 35 PWind dir SW S SW SE SW S SW SW SW Wind char LT GN LT LT LT GN LT GN LT Avg clouds FW SC B1 SC SC B1 B1 SC FW FW SC FW CL FW SC FW FW FW PoP 12hr 10 10 30 10 5 0 0 0 0 Rain shwrs C $$ MTZ305-141000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 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 56 76 54 83 58 Temp 80 68 63 58 61 68 74 75 66 60 56 55 61 75 81 82 72 65 60 58 Dewpt 45 49 53 52 51 52 51 51 50 51 49 49 50 52 51 51 52 52 51 52 RH 29 51 70 80 70 57 44 43 56 72 77 80 67 45 35 34 49 63 72 80 Wind dir W N NW NW NW NW NW N NE E E E E SE S S E SE SE S Wind spd 12 11 10 9 6 11 11 11 9 6 8 9 10 10 9 8 8 8 5 4 Clouds CL CL FW SC SC B1 B1 SC SC SC B1 B1 SC B1 B1 SC SC SC SC FW PoP 12hr 20 20 5 5 5 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 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 86 58 88 58 89 60 89 Temp 81 85 67 59 78 85 66 59 81 85 67 59 81 87 68 61 82 85 Dewpt 56 52 55 53 52 53 56 55 59 55 58 54 57 53 57 55 56 51 PWind dir SW W W E SE E W E N Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC B1 SC FW FW FW FW FW FW SC SC FW PoP 12hr 0 10 10 20 10 10 5 10 10 Rain shwrs S Tstms S $$ MTZ314-141000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 735 PM MDT Wed Aug 13 2025 Date 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 55 77 52 82 55 Temp 76 67 62 57 60 70 76 75 65 60 55 53 62 75 80 81 69 63 57 55 Dewpt 46 43 41 41 45 49 49 51 50 50 48 47 49 52 51 52 51 51 48 47 RH 34 42 46 55 58 47 39 43 58 69 77 80 62 45 36 37 53 65 72 74 Wind dir S S SW W NW NW N N E E SE SE SE S SE NE E SE S SW Wind spd 4 6 6 4 6 9 11 11 9 6 5 5 5 5 5 6 5 5 4 3 Wind gust 16 Clouds CL FW FW FW FW FW FW FW SC SC SC FW FW FW SC FW SC FW FW FW PoP 12hr 0 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/16/25 Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 Wed 08/20/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 55 81 55 85 56 87 58 87 Temp 80 82 63 56 77 79 61 56 81 81 63 57 81 85 65 59 81 83 Dewpt 51 49 52 49 53 52 53 50 54 52 52 47 52 49 51 48 52 48 PWind dir W SW NW SE SE SE NW SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW B1 SC SC SC B1 B1 FW FW SC FW FW FW FW SC FW FW PoP 12hr 5 20 20 30 10 20 5 10 10 Rain shwrs S S C S Tstms S C S $$ http://www.weather.gov/greatfalls