Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
715 FOUS55 KTFX 200817 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 216 AM MDT Wed Aug 20 2025 MTZ312-202200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 91 54 80 53 75 Temp 65 61 69 83 89 88 74 66 60 56 60 70 78 79 68 61 56 53 58 68 73 74 Dewpt 48 48 49 48 45 48 49 47 47 47 47 46 43 41 41 40 38 38 38 38 39 40 RH 54 62 49 30 22 25 41 50 62 72 62 42 29 26 37 46 51 57 47 33 29 29 Wind dir SW SW W N SW NW N NW W W N N NE NE E NE NE N NE NE NE NE Wind spd 8 5 6 5 5 12 9 6 5 5 6 5 6 10 11 10 9 8 10 11 13 13 Clouds FW FW SC FW FW FW SC SC FW FW FW FW FW FW FW FW FW SC 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 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 49 80 49 82 52 83 53 85 Temp 58 49 70 79 60 50 72 82 62 53 74 81 61 53 76 84 Dewpt 40 41 42 41 41 40 43 41 42 42 43 39 41 42 41 41 PWind dir NE N NE SE E NW E NW Wind char GN LT GN LT GN LT GN LT Avg clouds FW CL CL CL FW FW FW FW FW FW SC FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 5 0 $$ MTZ303-202200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 48 76 47 72 Temp 63 59 67 79 83 82 69 58 53 49 54 66 74 75 63 55 50 47 54 64 70 71 Dewpt 48 47 46 43 41 40 42 45 45 45 45 43 39 37 39 37 37 36 39 40 39 39 RH 58 64 47 28 23 22 37 62 74 86 71 43 28 25 41 51 61 65 57 41 32 31 Wind dir W W W W W W NW NW NW NW NW E N N NE NE N NW N NE E E Wind spd 8 8 9 12 18 21 14 10 10 10 6 5 6 10 10 9 6 5 5 8 10 10 Wind gust 29 32 Clouds B2 SC FW FW CL CL FW FW FW SC SC CL FW CL FW SC SC SC FW FW CL CL PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 75 46 79 48 80 50 82 Temp 53 45 68 75 56 46 69 78 58 48 72 78 58 50 74 80 Dewpt 40 38 41 39 40 39 42 39 41 40 42 38 40 41 42 40 PWind dir E E E SE SE E SE S Wind char LT GN GN GN GN LT LT LT Avg clouds FW FW CL CL FW FW FW FW FW FW SC FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 5 0 $$ MTZ319-202200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 56 85 52 79 Temp 68 61 65 80 88 88 77 70 64 58 62 74 81 83 73 65 58 53 57 68 77 79 Dewpt 45 45 47 48 45 44 44 45 45 44 44 45 41 36 39 40 39 40 41 43 42 39 RH 43 56 52 33 22 22 31 41 50 59 52 35 24 19 29 40 49 61 55 40 29 24 Wind dir W W W NW W NW W W W W N N N N N NW NW NW N N N N Wind spd 5 3 3 4 9 13 10 8 5 3 4 5 6 9 6 5 4 5 5 9 11 13 Wind gust 19 21 Clouds FW SC SC FW FW SC SC SC FW FW FW CL FW FW FW CL FW FW FW FW FW FW PoP 12hr 5 20 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 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 50 83 51 84 54 85 54 86 Temp 62 50 71 82 64 52 72 84 66 55 74 81 65 54 75 84 Dewpt 40 41 45 39 42 42 46 38 43 43 45 40 42 43 45 39 PWind dir NW N N NE NW N NW NE Wind char GN LT LT LT LT LT LT LT Avg clouds FW CL CL FW FW FW FW FW SC SC SC FW FW FW FW FW PoP 12hr 0 0 0 0 5 5 10 5 $$ MTZ326-202200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 51 85 48 82 Temp 60 54 64 81 91 89 76 66 60 53 61 75 83 83 71 63 54 49 57 72 79 80 Dewpt 35 38 40 43 41 40 46 47 47 46 46 46 41 39 42 45 43 42 43 44 42 43 RH 39 54 41 26 18 18 34 50 62 77 58 36 23 21 35 52 66 77 59 37 27 27 Wind dir S S SW NW NW W W W S S NW NW NW N E E E E E E E E Wind spd 6 6 2 4 6 10 9 6 4 3 2 4 6 9 8 8 6 5 5 5 10 12 Clouds FW FW FW FW FW B1 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 10 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis H H H H Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 83 47 83 49 85 49 85 Temp 58 47 72 82 60 48 72 81 62 50 74 81 61 50 76 81 Dewpt 41 39 42 38 43 41 42 39 44 42 42 40 43 42 44 40 PWind dir E NE E E E NE E NE Wind char GN LT GN LT GN LT GN LT Avg clouds FW FW CL FW FW SC SC SC B1 SC SC SC SC SC FW FW PoP 12hr 0 0 0 0 5 5 20 5 Rain shwrs S $$ MTZ330-202200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 84 41 82 39 81 Temp 47 43 56 79 82 81 69 58 47 41 54 76 81 79 65 55 45 39 52 76 81 78 Dewpt 26 27 31 35 35 36 37 40 38 38 42 40 31 32 37 41 39 38 41 41 32 34 RH 43 53 38 20 18 20 31 51 71 89 64 27 16 18 35 59 79 96 66 28 17 20 Wind dir SE E E SW SW SW S N N NE N W W W NE NE NE NE NE N NW N Wind spd 3 1 2 13 18 16 6 2 2 2 2 5 10 9 5 3 2 1 1 2 9 10 Clouds FW FW SC B1 SC SC SC FW FW FW FW FW FW FW SC SC SC FW FW FW FW FW PoP 12hr 20 20 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 38 82 39 80 42 78 39 77 Temp 52 38 75 79 53 39 74 76 54 42 72 73 52 39 71 72 Dewpt 41 38 38 29 37 37 38 37 41 40 41 39 41 39 41 38 PWind dir NE NW NE NW NE W NE NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC B1 B1 B2 B2 B1 SC B1 SC SC SC PoP 12hr 0 0 5 5 30 20 40 20 Rain shwrs C S S C S S Tstms S S $$ MTZ328-202200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 48 84 47 83 Temp 59 55 62 79 88 87 71 61 53 48 57 72 81 82 68 58 51 47 55 72 81 82 Dewpt 35 37 39 42 36 41 44 45 44 42 44 46 40 38 40 40 38 40 41 46 43 41 RH 40 51 43 27 16 20 38 56 71 80 62 39 23 21 36 51 61 76 59 39 26 23 Wind dir S S SW W W W N N W S NW N N N N NE NE E NE NE NE NE Wind spd 6 6 4 4 10 10 10 8 6 5 3 3 4 6 9 8 6 5 5 5 9 12 Wind gust 21 Clouds FW SC FW FW SC B1 B1 FW FW FW FW FW FW FW FW FW FW FW CL CL FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Obvis H H H H Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 85 47 84 49 83 48 82 Temp 57 45 72 84 59 48 72 81 61 50 74 79 58 48 74 79 Dewpt 43 40 44 37 40 38 44 42 44 41 46 45 44 42 46 43 PWind dir NE N NE NE E W NE NW Wind char GN LT GN LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC B1 B1 SC SC B1 SC SC SC PoP 12hr 0 0 0 0 20 10 30 10 Rain shwrs S C $$ MTZ305-202200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 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 53 78 49 76 Temp 66 62 69 83 89 87 74 65 59 55 59 71 76 76 66 58 53 49 57 68 74 75 Dewpt 56 56 55 53 50 50 54 54 51 51 49 48 43 41 42 43 42 41 42 43 41 42 RH 70 81 61 36 26 28 50 68 75 86 69 44 31 28 42 57 66 74 57 40 30 31 Wind dir N SE W W NW NW W NW W NW NW NW NW NW N NE N NW NW N N N Wind spd 8 5 6 9 9 10 9 9 8 6 8 8 8 9 5 5 4 3 5 8 9 10 Clouds B2 SC SC SC FW SC SC FW FW FW FW CL FW FW FW FW FW SC FW FW FW FW PoP 12hr 5 20 0 0 0 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 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 47 78 49 80 50 83 51 85 Temp 56 48 72 77 58 49 73 78 60 51 74 81 61 52 78 82 Dewpt 44 43 44 42 44 42 44 42 43 41 45 43 46 43 48 43 PWind dir NE E E E E E SE S Wind char LT GN GN GN GN LT LT LT Avg clouds FW FW CL CL FW CL CL FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 $$ MTZ314-202200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 216 AM MDT Wed Aug 20 2025 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 53 76 51 72 Temp 61 57 67 80 85 84 70 63 59 55 59 69 75 74 63 57 53 51 57 65 71 69 Dewpt 43 45 50 52 50 52 55 55 52 50 49 50 48 46 47 45 43 43 42 42 43 41 RH 51 64 54 38 30 33 59 75 78 83 69 51 38 37 56 64 69 74 57 43 36 36 Wind dir SW SW W NW N N NW SW W W NW NW N N NE E E E N N N NE Wind spd 6 6 5 8 8 6 5 5 6 5 5 6 8 8 5 5 4 3 4 5 8 10 Clouds FW FW FW SC FW SC B2 B1 SC FW FW FW FW FW FW FW SC B1 SC SC FW FW PoP 12hr 5 30 5 5 0 QPF 12hr 0 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S Tstms S S Heat index 80 Max heat 80 83 81 Date Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 75 46 75 47 78 49 80 Temp 54 47 69 72 55 47 70 73 56 48 72 75 57 50 75 77 Dewpt 42 39 44 43 42 39 44 43 41 38 44 44 44 41 46 44 PWind dir E E E SE SE E SE SE Wind char LT LT GN LT GN LT LT LT Avg clouds FW FW FW CL FW FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 5 0 $$ http://www.weather.gov/greatfalls