Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
739 FOUS55 KTFX 210219 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 819 PM MDT Wed Aug 20 2025 MTZ312-211000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 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 54 80 53 75 48 Temp 74 66 60 56 61 72 78 80 69 62 57 53 59 67 73 74 64 57 53 50 Dewpt 48 47 46 46 47 47 43 41 41 41 39 38 39 38 39 41 40 40 40 42 RH 40 50 60 69 60 41 29 25 36 46 51 57 47 34 29 30 41 53 61 74 Wind dir E NW W W N N N NE NE NE NE N NE NE NE NE NE E E S Wind spd 9 8 5 4 5 5 6 10 10 10 10 10 10 12 13 13 11 10 5 3 Clouds SC SC FW FW FW FW FW FW FW FW FW SC SC SC FW CL FW CL FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Tstms Obvis H Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 50 82 52 83 52 85 53 85 Temp 70 79 60 51 71 80 61 54 73 81 61 53 76 83 62 55 77 84 Dewpt 41 41 41 42 43 40 42 42 41 37 41 41 41 35 39 41 40 37 PWind dir SE NE N E NW E SE E W Wind char LT GN LT GN LT GN LT LT LT Avg clouds CL CL FW FW FW SC SC SC SC FW FW FW FW FW FW FW SC SC PoP 12hr 0 0 0 0 0 5 0 5 5 $$ MTZ303-211000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 76 48 72 45 Temp 70 59 53 48 54 66 74 76 64 56 51 48 54 64 70 70 60 52 48 45 Dewpt 42 45 43 44 46 46 40 37 41 40 38 37 40 40 40 40 40 40 40 39 RH 36 60 69 86 74 48 29 24 43 55 61 65 59 41 33 33 47 63 74 79 Wind dir NW NW NW NW N N N N NE NE N N N NE NE NE E E SE E Wind spd 14 9 9 10 6 5 6 10 10 10 8 6 6 9 10 10 9 5 4 2 Clouds FW FW FW SC SC CL FW CL SC SC SC SC SC FW CL FW FW FW FW FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 77 46 79 48 81 49 82 49 82 Temp 68 74 55 46 69 76 57 48 72 79 58 49 75 81 59 50 76 81 Dewpt 41 39 38 39 41 38 39 39 41 37 40 39 40 36 39 39 40 36 PWind dir E E SE SE E SE SE SE S Wind char GN GN GN GN LT LT LT LT LT Avg clouds CL CL FW FW FW FW FW SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 5 5 5 $$ MTZ319-211000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 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 84 53 79 50 Temp 77 70 64 57 61 74 82 83 74 66 59 54 57 68 76 77 69 61 56 51 Dewpt 42 41 42 42 43 44 39 36 37 40 40 40 42 43 41 40 40 41 41 42 RH 29 35 45 57 51 34 22 19 26 38 49 59 57 40 28 26 35 48 57 71 Wind dir W W W W NW N N N NW NW NW NW N N N N N N NW W Wind spd 10 9 6 3 2 5 8 9 5 5 5 5 8 10 13 13 10 5 2 1 Wind gust 24 Clouds B1 B1 FW FW FW CL FW FW FW FW FW FW FW FW FW FW CL CL FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis H H Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 84 52 85 54 85 54 86 54 86 Temp 71 82 64 55 72 82 65 57 74 83 66 56 75 83 66 57 75 84 Dewpt 44 38 42 44 46 39 42 44 44 37 40 42 44 35 41 42 43 36 PWind dir NE N NE NW N NW E SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds CL FW FW SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC PoP 12hr 0 0 0 5 5 5 10 5 10 $$ MTZ326-211000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 86 49 82 45 Temp 75 65 58 53 60 75 84 84 72 63 56 50 59 72 80 78 68 59 53 47 Dewpt 43 44 43 43 43 46 44 40 43 46 45 43 45 45 45 42 41 42 42 41 RH 32 46 57 69 53 36 25 21 35 54 66 77 60 38 29 28 37 53 66 79 Wind dir E S S S W NW NW N E E E E E NE NE E E E E E Wind spd 9 6 4 3 2 3 5 8 8 8 6 5 5 5 10 12 12 10 9 6 Clouds B1 SC SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW CL CL PoP 12hr 20 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis H H H H H H H Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 48 84 50 85 48 85 49 84 Temp 72 82 61 50 73 79 62 52 73 80 60 51 74 81 61 52 74 80 Dewpt 43 38 43 42 42 38 44 41 41 38 42 42 41 37 42 43 43 39 PWind dir E E E E NE E E E NE Wind char LT GN LT GN LT GN LT LT LT Avg clouds CL FW FW FW FW SC B1 SC SC SC SC SC SC FW SC SC SC SC PoP 12hr 0 0 0 5 10 10 10 10 20 Rain shwrs S Tstms S $$ MTZ330-211000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 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 40 83 39 82 37 Temp 66 56 46 40 53 75 82 80 66 54 45 39 52 75 80 78 63 52 44 38 Dewpt 34 35 33 33 37 39 33 32 37 40 38 37 41 40 32 34 39 41 41 37 RH 30 45 60 76 54 27 17 17 34 59 76 92 66 28 17 20 41 66 89 96 Wind dir SW E NE NE N W W NW N NE NE NE NE NW W N NE NE NE NE Wind spd 6 3 3 3 1 4 10 9 4 2 2 1 1 2 8 10 9 6 3 1 Clouds SC SC FW SC FW FW FW FW B1 SC FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 5 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Tstms Obvis H H H H H H H Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 82 39 82 41 77 39 76 39 74 Temp 75 79 53 39 74 76 55 43 70 71 52 39 70 71 51 40 69 68 Dewpt 40 31 36 36 37 33 41 38 43 38 42 38 39 36 40 39 42 40 PWind dir NW NE N NE NE NE NE NE SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC B1 B2 B2 B1 B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 0 5 10 20 40 30 40 30 40 Rain shwrs S S S C C S C C S S C Tstms C S S S C $$ MTZ328-211000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 83 46 83 45 Temp 72 61 54 49 58 72 81 82 67 59 51 47 56 72 81 81 66 57 50 45 Dewpt 42 43 42 39 42 44 40 37 40 40 38 38 41 45 43 42 42 43 43 40 RH 34 51 64 68 55 37 23 20 37 49 61 71 57 38 26 25 42 59 77 82 Wind dir N NW SW SW W N N NE NE N S S N N N NE NE NE NE SE Wind spd 11 9 6 5 3 3 4 5 6 8 6 5 4 5 10 12 10 9 5 5 Clouds B1 FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW FW FW CL FW PoP 12hr 20 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis H H H H H H H Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 47 84 50 81 47 81 48 80 Temp 72 83 58 48 73 80 60 52 73 78 57 49 72 78 57 49 73 76 Dewpt 44 37 39 38 44 41 44 43 45 42 43 42 44 42 42 41 46 44 PWind dir NE NE NE NE NE E N SE W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC B2 B1 B1 SC SC SC FW SC B1 B1 SC B1 PoP 12hr 0 0 5 10 20 20 20 20 30 Rain shwrs S S S S C Tstms S S C $$ MTZ305-211000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 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 78 51 76 47 Temp 71 63 58 54 59 71 77 77 67 59 54 51 57 68 74 74 63 55 51 48 Dewpt 51 52 51 50 49 50 45 44 45 45 43 42 42 43 42 41 44 45 44 44 RH 49 67 77 86 69 47 32 31 45 60 66 71 57 40 32 30 50 69 77 86 Wind dir SE W W W NW NW NW NW N NE N NW N NW N N NE E E E Wind spd 9 8 6 6 6 6 8 9 6 5 4 4 5 9 9 10 6 5 5 5 Clouds B1 FW FW FW FW CL FW FW FW FW SC SC SC FW FW FW FW CL CL FW PoP 12hr 40 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Tstms C Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 48 82 50 83 51 86 53 87 Temp 71 76 58 50 74 78 60 51 75 81 61 53 77 82 63 55 79 84 Dewpt 43 41 42 42 43 40 43 42 43 41 43 43 44 41 44 45 45 41 PWind dir E E E E E E E SE SE Wind char LT GN GN GN LT GN LT LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 5 0 $$ MTZ314-211000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 819 PM MDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 53 76 51 72 45 Temp 68 64 59 55 59 70 75 74 65 59 54 52 57 64 70 70 59 53 50 47 Dewpt 54 53 50 49 48 49 47 47 48 47 44 42 43 42 44 43 43 42 41 41 RH 61 67 72 80 67 47 37 38 54 64 69 69 59 45 39 38 55 66 71 79 Wind dir NE S W SW NW NW NW N NE E E E N N N N E E SE SE Wind spd 6 5 5 4 5 6 6 8 5 5 5 4 5 8 9 10 8 5 5 4 Clouds B1 B2 B1 SC FW FW FW FW FW FW SC B1 B1 SC FW FW FW FW FW FW PoP 12hr 40 10 5 0 0 QPF 12hr 0.07 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S Tstms C C Date 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 76 47 76 48 78 49 80 50 81 Temp 68 72 56 48 69 71 56 50 71 73 57 51 73 76 58 52 75 77 Dewpt 43 44 43 39 43 42 41 39 43 41 41 40 42 41 43 41 42 41 PWind dir E E SE SE E SE SE SE SE Wind char LT GN LT GN LT GN LT LT LT Avg clouds FW CL FW FW FW FW SC SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 5 5 5 10 10 $$ http://www.weather.gov/greatfalls