Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
030 FOUS55 KTFX 092006 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 206 PM MDT Sat Aug 9 2025 MTZ312-101000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 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 83 58 83 57 Temp 74 74 65 60 57 55 64 76 81 82 73 64 61 58 65 76 81 82 72 65 61 57 Dewpt 45 46 48 49 46 44 45 46 45 47 48 48 48 47 49 52 50 52 51 51 50 51 RH 35 37 54 67 67 66 50 34 28 29 41 56 62 67 56 43 34 35 48 60 67 80 Wind dir NW NW SW S SW SW SW W NW NW SW SW SW SW NW N N NE E E SE S Wind spd 10 9 5 5 6 8 9 9 10 9 5 6 8 8 6 8 9 10 9 8 5 5 Clouds B2 B1 B1 B2 SC SC FW FW SC SC FW FW SC SC SC FW SC FW FW FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 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 59 89 54 78 50 78 52 80 Temp 79 88 67 60 83 86 65 55 68 76 59 51 68 78 61 53 72 78 Dewpt 53 49 51 48 48 41 46 47 48 46 46 44 44 41 45 43 41 40 PWind dir SW SW SW NW N N W N W Wind char LT GN GN GN LT GN LT GN LT Avg clouds CL FW FW FW FW FW FW FW SC SC B1 SC SC SC SC SC SC SC PoP 12hr 5 5 5 5 5 10 10 20 10 Rain shwrs S $$ MTZ303-101000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 52 80 56 77 53 Temp 72 72 64 58 54 52 62 73 77 79 70 63 58 56 62 70 75 76 68 60 56 53 Dewpt 47 48 50 49 46 44 46 48 50 50 52 51 49 50 52 54 54 54 54 52 51 50 RH 41 42 60 72 74 74 56 41 39 36 53 65 72 80 70 57 48 46 61 75 83 89 Wind dir NW NW SW SW W W NW NW NW NW W W W NW N N N NE NE E SE S Wind spd 14 10 5 5 6 8 9 11 12 10 8 10 10 10 9 9 9 10 8 5 5 5 Wind gust 25 Clouds SC B1 B2 B2 B1 SC FW FW FW FW SC FW SC SC FW SC SC FW FW FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 56 80 50 68 46 71 49 73 Temp 75 84 64 56 74 78 58 50 62 67 53 47 63 70 56 50 66 71 Dewpt 53 51 50 46 50 48 49 46 47 45 47 43 46 42 44 43 43 42 PWind dir S SW W NW NW NW W W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW SC FW SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 5 10 10 20 10 10 20 20 20 Rain shwrs S S S S S Tstms S $$ MTZ319-101000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 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 84 57 87 57 Temp 75 76 69 62 58 55 59 74 80 82 76 68 62 58 63 78 85 86 76 69 62 58 Dewpt 42 41 42 42 42 43 43 44 42 43 45 45 45 46 48 50 47 47 48 48 48 48 RH 31 28 37 48 55 64 55 34 26 25 33 43 54 64 58 37 27 26 37 47 60 69 Wind dir NW N W W W W S W NW NW W SW SW SW W NW N N N W SW S Wind spd 10 10 6 6 5 5 4 9 11 11 8 8 6 5 4 6 10 10 5 4 3 3 Clouds SC B1 B1 B1 SC SC SC FW FW SC FW FW FW FW FW FW FW FW FW FW FW CL PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 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 58 90 55 83 52 83 53 83 Temp 79 89 70 59 82 88 67 56 76 81 63 53 72 81 64 54 73 80 Dewpt 51 45 46 45 47 37 41 42 45 37 39 38 41 38 40 40 41 39 PWind dir S SW SW W NW NW W W W Wind char LT GN GN GN LT GN LT LT LT Avg clouds CL FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 5 5 5 5 5 10 20 10 10 Rain shwrs S $$ MTZ326-101000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 82 52 87 52 Temp 74 74 66 58 52 47 58 73 80 80 71 64 57 53 63 78 85 86 75 65 58 53 Dewpt 40 41 40 42 42 40 40 41 40 41 42 45 44 44 43 45 43 45 45 47 46 45 RH 29 30 38 55 69 76 51 31 24 25 35 50 62 71 48 31 23 24 34 52 64 74 Wind dir NW NW NE S S S S W W NW N S S S SW W NW N E E E SE Wind spd 9 10 5 4 4 4 2 5 9 10 5 5 5 5 2 5 8 8 6 8 6 5 Clouds FW SC SC SC SC FW FW FW SC FW SC FW FW FW FW FW FW FW FW FW CL FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 53 92 52 88 48 85 49 86 Temp 82 87 65 54 84 88 66 53 80 83 62 49 76 81 63 50 75 82 Dewpt 48 44 46 44 44 38 42 39 42 39 42 40 41 39 42 40 40 38 PWind dir SW S SW SW SW W SW E SW Wind char LT LT GN GN LT GN LT GN LT Avg clouds CL FW SC FW CL FW FW FW FW SC B1 SC SC SC SC SC FW SC PoP 12hr 5 10 5 5 10 10 10 10 10 $$ MTZ330-101000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 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 35 74 38 81 40 Temp 68 70 58 48 39 35 48 68 73 74 62 52 43 38 53 73 79 80 67 55 45 40 Dewpt 27 28 31 34 34 34 35 36 33 36 37 39 38 38 39 41 36 36 38 41 38 38 RH 21 21 36 58 82 96 60 31 23 25 39 61 82100 59 31 21 20 34 59 76 92 Wind dir W NW N N N N N NW NW NW N NE N N N W W NW N NE E N Wind spd 9 9 4 2 0 0 0 4 8 9 3 1 0 0 0 3 6 6 2 2 1 0 Clouds FW SC SC SC SC SC FW CL SC B1 FW FW FW FW FW FW SC SC SC FW FW FW PoP 12hr 0 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 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 83 41 84 42 82 39 80 39 80 Temp 77 81 57 41 79 82 58 42 76 80 55 39 73 78 54 39 72 77 Dewpt 41 35 40 35 38 32 36 35 37 31 35 34 35 28 33 32 35 30 PWind dir SW SW SW SW S SW S S SW Wind char LT LT GN GN GN GN GN GN GN Avg clouds FW FW SC FW CL FW SC FW FW SC SC SC FW SC SC SC FW FW PoP 12hr 5 10 10 10 10 10 10 10 10 $$ MTZ328-101000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 44 79 48 84 50 Temp 71 72 61 54 48 44 55 70 77 79 68 59 52 48 59 75 82 83 71 62 54 50 Dewpt 42 42 41 40 38 38 41 43 43 45 46 46 44 43 46 48 45 45 44 45 43 42 RH 35 34 48 59 68 79 59 38 30 30 45 62 74 83 62 38 27 26 38 54 66 74 Wind dir NW N NE S S S SW W N N NE SW S S SW NW N N N E S S Wind spd 5 8 6 5 5 5 3 4 5 9 6 5 5 5 3 3 5 5 6 5 5 5 Clouds SC SC SC SC SC FW CL CL FW SC FW FW CL FW FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 88 51 89 51 86 46 82 46 82 Temp 80 85 63 51 82 86 62 51 80 83 58 46 74 80 58 46 73 79 Dewpt 48 43 45 41 42 39 39 36 40 36 37 35 40 36 37 36 38 38 PWind dir SW SW SW SW SW W SW W SW Wind char LT GN GN GN GN GN GN GN LT Avg clouds FW FW SC FW CL FW FW FW FW FW SC SC SC SC B1 SC SC SC PoP 12hr 5 5 5 5 5 5 10 5 10 $$ MTZ305-101000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue 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 84 57 81 56 Temp 72 71 64 57 55 55 64 76 82 81 71 64 60 58 64 76 80 78 69 62 58 57 Dewpt 56 55 57 53 51 51 54 54 52 52 55 54 54 54 55 55 55 54 55 53 53 52 RH 57 57 78 86 86 86 70 46 35 37 57 70 81 86 73 48 42 43 61 72 83 83 Wind dir NW NW W S SW SW SW W NW NW NW S SW SW NW N NW N N E E E Wind spd 18 14 5 4 5 4 4 6 9 10 5 5 5 5 5 9 10 10 5 3 3 4 Wind gust 29 Clouds SC SC FW B1 B1 SC FW FW FW FW FW SC B1 SC SC FW SC FW SC SC SC SC PoP 12hr 10 5 5 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis H K K H Heat index 80 Max heat 82 80 80 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 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 87 58 87 54 76 50 78 52 80 Temp 78 85 67 59 81 83 64 55 71 73 58 51 71 75 60 53 72 77 Dewpt 55 56 55 53 55 53 54 51 51 49 51 48 52 48 51 49 51 49 PWind dir SE SE W N N NE W E W Wind char LT GN GN GN GN GN LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC B1 B1 SC SC SC B1 B1 SC PoP 12hr 0 10 5 20 10 20 20 20 20 Rain shwrs S S S S S S S Tstms S $$ MTZ314-101000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 206 PM MDT Sat Aug 9 2025 Date 08/09/25 Sun 08/10/25 Mon 08/11/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 77 54 79 53 Temp 69 68 60 54 51 51 64 73 75 75 66 59 56 55 65 76 78 76 66 60 56 54 Dewpt 48 48 49 48 46 45 49 47 47 47 49 47 46 45 49 52 53 51 51 51 50 48 RH 47 49 67 80 83 80 58 40 37 37 54 64 69 69 56 43 42 42 58 72 80 80 Wind dir NW NW W S S S W W NW NW SW S SW SW W NW NW N NE SE SE S Wind spd 20 16 6 4 5 5 4 5 9 9 5 5 5 5 5 10 10 9 5 5 5 5 Wind gust 31 27 Clouds SC FW B1 FW B1 FW FW FW SC FW FW FW SC SC FW FW FW FW FW FW SC FW PoP 12hr 5 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 08/12/25 Wed 08/13/25 Thu 08/14/25 Fri 08/15/25 Sat 08/16/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 57 85 53 77 48 75 50 77 Temp 78 81 63 58 81 83 62 54 72 72 57 49 69 73 58 51 71 74 Dewpt 54 54 51 47 47 49 49 45 51 51 48 45 48 48 49 46 46 46 PWind dir S S W W NW NW W E W Wind char LT LT GN LT LT LT LT LT LT Avg clouds FW CL SC SC FW CL SC SC FW SC B1 B1 SC SC B1 SC SC SC PoP 12hr 5 10 10 20 10 30 20 30 20 Rain shwrs S C S S C S S Tstms S $$ http://www.weather.gov/greatfalls