Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
303 FOUS55 KTFX 162041 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 241 PM MDT Wed Jul 16 2025 MTZ312-171000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 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 47 80 52 80 55 Temp 69 72 64 55 50 47 57 70 77 79 68 60 55 53 58 69 77 80 72 63 59 56 Dewpt 51 52 50 51 47 45 47 49 49 50 51 52 51 50 51 51 49 49 49 49 48 46 RH 53 49 60 86 89 93 69 47 37 36 54 75 86 89 77 53 37 34 44 60 67 69 Wind dir E E E E S S SW NW N N NE N NW W W NW NE NE E E S SW Wind spd 6 10 10 5 5 4 4 5 10 12 10 9 5 3 3 3 6 11 10 6 6 6 Clouds SC FW FW FW FW FW FW FW SC SC SC SC SC SC SC FW FW FW FW FW FW SC PoP 12hr 5 10 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 56 85 55 80 54 73 50 76 Temp 83 86 66 57 79 83 64 56 75 76 62 55 67 72 57 51 69 73 Dewpt 46 39 42 40 41 39 44 43 47 47 51 49 50 49 47 45 49 46 PWind dir SW W W W NW NW N NW NW Wind char GN GN GN GN LT GN LT GN LT Avg clouds SC B1 B1 SC SC SC B1 SC B1 B1 B2 B2 B1 B2 B2 B1 SC SC PoP 12hr 5 5 5 5 10 30 40 30 20 Rain shwrs C S S C C S Tstms S S S $$ MTZ303-171000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 71 48 75 52 Temp 65 67 61 53 48 45 53 64 68 67 60 53 50 48 55 66 73 74 68 60 55 52 Dewpt 50 51 50 49 47 45 48 51 52 53 53 52 50 48 51 52 51 50 51 49 49 47 RH 58 56 67 86 96100 83 63 57 61 78 96100100 86 61 46 43 54 67 80 83 Wind dir SE SE SE SE E E NE N N N N N NW NW NE SE SE E E SE S SW Wind spd 16 16 12 9 4 3 5 9 11 12 10 8 5 4 4 6 8 9 9 8 5 5 Wind gust 26 Clouds SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC FW FW SC SC B1 B1 PoP 12hr 5 40 30 5 5 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S S S Tstms S C C Obvis PF F F Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 51 77 50 72 49 65 44 68 Temp 75 77 60 52 73 75 58 50 68 69 55 49 59 63 51 45 61 66 Dewpt 46 43 44 43 45 45 48 47 50 51 52 49 50 51 48 44 46 47 PWind dir SW W W W NW N N NW NW Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 PoP 12hr 5 5 10 10 30 40 50 30 20 Rain shwrs C C C C C C S S S Tstms S S S S S $$ MTZ319-171000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 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 47 87 51 86 55 Temp 74 77 70 60 53 47 57 74 83 86 76 64 57 52 58 73 84 86 77 66 60 56 Dewpt 46 43 45 47 45 43 46 43 41 41 44 48 48 47 50 47 44 42 41 44 44 43 RH 37 30 41 62 74 86 67 33 23 21 32 56 72 83 75 40 25 21 28 45 55 62 Wind dir E E NE W SW W NE NW W NW NW W W W N N N N E S S S Wind spd 8 10 5 5 4 3 2 8 12 13 11 6 5 3 1 4 9 10 5 3 3 3 Wind gust 23 Clouds FW FW FW FW CL CL CL CL CL FW FW FW FW SC FW CL FW FW FW FW FW SC PoP 12hr 5 5 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 56 87 57 82 54 79 52 81 Temp 82 87 69 57 78 85 68 58 75 78 64 55 71 77 62 53 71 79 Dewpt 46 37 39 38 40 40 41 41 46 44 48 46 48 47 47 44 46 44 PWind dir SW W W W W NW NW NW NW Wind char LT GN LT GN LT LT LT LT LT Avg clouds SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC PoP 12hr 5 5 5 5 20 30 30 30 20 Rain shwrs S C C C S Tstms S C C S S $$ MTZ326-171000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 88 47 88 52 Temp 72 75 64 55 49 44 57 76 85 86 74 62 52 47 59 77 86 84 73 63 56 52 Dewpt 46 45 46 48 46 43 43 45 42 39 39 44 43 43 43 47 46 43 47 48 47 46 RH 39 34 52 77 89 96 59 33 22 19 28 52 71 86 55 35 25 24 40 58 72 80 Wind dir E E SE SE NE S N NW W NW N S S S W W NW W SE SE SE SE Wind spd 5 8 12 10 5 3 2 5 10 12 9 5 4 3 1 3 5 6 8 8 5 5 Wind gust 23 Clouds FW CL FW FW FW FW CL FW FW FW FW CL FW FW FW FW FW B1 SC FW FW FW PoP 12hr 5 5 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 52 89 52 86 51 84 50 84 Temp 81 90 65 52 81 85 64 52 78 80 62 51 76 78 60 50 75 80 Dewpt 43 37 42 41 41 38 43 43 44 42 49 47 48 44 48 46 48 42 PWind dir SW SW W W W NE W SW W Wind char GN GN LT GN LT LT LT LT LT Avg clouds FW SC SC FW FW SC B1 B1 B1 B1 B2 B1 SC SC B1 B1 SC SC PoP 12hr 10 5 5 5 10 20 20 20 20 Rain shwrs S S S S Tstms S S S S $$ MTZ330-171000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 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 37 80 39 80 43 Temp 75 75 64 51 42 37 53 71 78 79 67 53 43 39 54 75 79 75 63 54 46 43 Dewpt 41 39 44 44 39 37 34 34 31 35 37 38 37 36 38 37 37 41 44 44 43 41 RH 29 27 48 77 89100 48 26 18 20 33 57 79 89 54 25 22 29 50 69 89 93 Wind dir W W S E E E SW SW SW W W N SE N SW SW W W SW S S S Wind spd 8 8 5 3 2 2 4 11 14 13 5 2 1 0 1 8 11 9 4 3 2 2 Clouds FW FW FW FW FW FW FW FW FW FW SC FW FW FW FW SC B1 B1 B1 SC FW FW PoP 12hr 0 5 5 20 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Obvis F K K Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 80 42 79 44 78 41 79 Temp 76 77 55 42 75 78 55 42 73 77 54 44 72 75 53 41 73 76 Dewpt 41 37 38 36 38 32 36 37 37 33 40 39 39 37 40 39 38 34 PWind dir SW SW SW SW SW S S S SW Wind char GN LT GN GN GN GN GN GN LT Avg clouds FW SC SC FW FW SC SC SC SC SC SC B1 B1 SC SC SC SC SC PoP 12hr 10 5 10 5 10 10 20 10 20 Rain shwrs S S Tstms S S $$ MTZ328-171000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 43 86 46 87 50 Temp 74 77 66 55 48 43 57 77 84 86 72 58 51 46 60 78 86 81 71 59 53 50 Dewpt 48 45 47 45 43 41 44 41 36 35 39 39 37 37 40 44 43 49 46 46 44 41 RH 40 32 50 69 83 93 62 28 18 16 30 49 59 71 47 30 22 33 41 62 71 71 Wind dir N NE NE NE SW S SW SW W W N SW S S SW W W SW SE S S S Wind spd 4 5 8 5 5 5 4 8 13 13 10 5 5 5 3 5 9 11 8 5 5 6 Clouds CL CL FW FW FW FW CL CL CL FW FW CL FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 20 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Obvis K K Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 49 86 50 82 48 82 47 82 Temp 82 86 61 50 80 83 61 50 76 79 57 48 74 77 57 47 73 81 Dewpt 42 36 37 34 40 39 41 39 43 44 46 44 47 45 47 42 46 43 PWind dir SW SW SW SW SW N SW NW SW Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW SC SC SC FW SC B1 B1 B1 B1 B1 SC SC B1 B1 SC FW SC PoP 12hr 5 0 5 5 10 10 20 10 20 Rain shwrs S S Tstms S S $$ MTZ305-171000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 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 78 51 80 55 Temp 71 70 64 57 52 49 59 71 75 74 65 57 54 52 60 72 78 80 73 64 59 56 Dewpt 50 50 50 49 48 47 48 51 51 51 52 53 52 51 53 56 56 56 55 54 52 51 RH 47 49 60 75 86 93 67 49 43 44 63 86 93 96 78 57 47 44 53 70 78 83 Wind dir SE SE E E E E E E NW NE NE NE W NW N NW E E E E E E Wind spd 10 12 12 11 10 9 9 8 9 10 10 5 5 5 4 4 5 6 9 10 9 8 Clouds B2 B1 B1 SC B1 B2 SC SC SC B1 B1 B1 B1 B1 B1 SC SC FW FW FW FW SC PoP 12hr 5 30 20 5 5 QPF 12hr 0 0 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S Tstms S S S Heat index 80 Max heat 80 Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 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 88 54 85 54 80 53 75 50 77 Temp 82 84 65 55 80 82 63 55 76 77 62 54 70 72 57 51 71 75 Dewpt 55 51 51 48 51 47 50 50 53 51 52 51 54 52 51 48 50 51 PWind dir S W W W NW N N NE W Wind char GN LT GN LT GN LT GN GN LT Avg clouds SC SC SC SC SC SC SC SC B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 PoP 12hr 20 20 10 5 20 30 40 30 20 Rain shwrs S S S S C C C C C S S Tstms S S S S S S $$ MTZ314-171000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 241 PM MDT Wed Jul 16 2025 Date 07/16/25 Thu 07/17/25 Fri 07/18/25 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 77 49 77 53 Temp 64 65 56 50 45 42 55 69 75 76 64 56 51 50 57 68 75 77 66 61 56 54 Dewpt 51 51 49 49 45 42 46 51 52 52 51 52 51 49 52 53 54 53 53 53 51 49 RH 63 60 77 96100100 72 53 45 43 63 86100 96 83 59 48 43 63 75 83 83 Wind dir E SE SE SE SE SE E NW NW N NE SE SW W NW N NE E E SE SE S Wind spd 9 12 11 10 6 5 4 5 8 8 5 5 3 4 3 4 6 6 8 8 5 5 Clouds B2 B1 FW FW FW FW FW FW FW FW SC SC SC SC SC FW FW FW SC SC FW FW PoP 12hr 5 10 10 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date 07/19/25 Sun 07/20/25 Mon 07/21/25 Tue 07/22/25 Wed 07/23/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 53 82 52 78 49 74 48 74 Temp 82 82 63 54 78 79 61 53 73 77 59 50 68 70 55 49 68 71 Dewpt 50 48 48 42 45 46 48 44 46 49 53 48 52 52 52 47 50 50 PWind dir SW W W W W W N NW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC FW SC B1 B1 SC SC B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 20 20 10 20 20 40 40 40 30 Rain shwrs S S S S C C C C S C Tstms S S S S C C S S $$ http://www.weather.gov/greatfalls