Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
507 FOUS55 KTFX 120812 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 212 AM MDT Sat Jul 12 2025 MTZ312-122200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 60 94 58 89 Temp 55 53 67 81 88 90 80 70 65 61 72 86 92 93 83 70 63 59 70 83 88 83 Dewpt 33 34 35 36 36 36 41 42 44 44 44 46 44 43 46 46 49 49 51 50 51 52 RH 43 48 30 20 16 15 25 36 46 53 37 25 19 18 27 42 60 69 51 32 28 34 Wind dir SW SW W W W NW NW W SW SW W W W NW NE N W SW W W NW N Wind spd 9 10 11 10 13 13 10 6 8 8 6 6 8 10 9 8 6 6 9 11 16 17 Clouds FW FW FW SC FW FW FW CL FW FW FW FW FW SC SC SC FW FW FW SC SC B1 PoP 12hr 0 0 0 10 20 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms C Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 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 54 64 49 64 47 74 50 84 Temp 61 55 59 61 54 50 57 63 53 47 65 74 58 51 74 83 Dewpt 52 50 51 50 49 46 48 48 46 43 47 46 47 44 47 45 PWind dir N NE NE N NE SE E SW Wind char BZ BZ GN GN GN LT LT LT Avg clouds B1 B2 B2 B2 B2 B1 B1 B1 SC FW FW FW FW FW FW FW PoP 12hr 60 60 50 30 5 5 10 5 Rain shwrs C L L L C C C S Tstms C S C C C S $$ MTZ303-122200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 56 88 55 74 Temp 52 51 67 78 83 84 76 66 60 57 69 81 86 87 76 64 58 55 64 72 70 64 Dewpt 39 38 41 40 42 44 47 47 47 46 48 48 48 49 52 54 53 52 55 56 54 54 RH 61 61 39 26 24 25 36 50 62 67 47 32 27 27 43 70 83 90 73 57 57 70 Wind dir W W W W W W W W W W NW NW W W NW N NW W NE N N N Wind spd 9 10 12 16 18 18 13 12 10 10 9 9 11 13 11 10 8 6 10 14 18 19 Wind gust 26 28 29 Clouds SC SC FW FW FW FW FW FW SC FW FW FW FW SC SC SC SC B1 B1 B1 B2 B2 PoP 12hr 0 5 0 20 40 QPF 12hr 0 0 0 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L Tstms S S C Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 57 44 61 43 70 46 79 Temp 53 50 53 55 49 45 55 61 49 43 62 70 55 47 71 78 Dewpt 51 49 50 49 47 44 47 47 45 42 48 47 48 44 47 46 PWind dir N NE NE NE SE SE SE S Wind char BZ BZ GN GN GN GN GN GN Avg clouds B2 OV B2 B2 B2 B1 B1 B1 SC SC FW FW SC FW FW SC PoP 12hr 70 70 40 20 5 5 10 5 Rain shwrs L L L L C C S Tstms C S S $$ MTZ319-122200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 58 94 61 92 Temp 59 54 64 80 88 91 82 72 64 59 67 83 92 94 85 74 67 61 68 84 91 89 Dewpt 35 36 38 37 33 35 38 41 41 43 43 46 42 41 42 45 46 47 47 49 46 44 RH 40 50 38 21 14 14 21 33 43 55 42 27 18 16 22 35 47 60 47 30 21 21 Wind dir W SW W W W NW W W SW W W NW NW NW NW W W W W W NW NW Wind spd 5 4 5 10 14 14 11 9 6 4 3 5 10 12 9 6 5 3 5 11 16 17 Wind gust 25 25 26 Clouds FW FW SC FW SC FW FW FW CL FW FW FW FW FW FW FW CL CL CL FW FW B1 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Tstms C Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 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 56 69 51 69 49 79 51 87 Temp 67 56 62 67 58 51 60 69 58 49 68 79 62 51 76 86 Dewpt 51 50 51 48 48 48 47 43 44 44 46 42 44 44 47 42 PWind dir N N N N NW E NW NE Wind char GN GN GN LT LT LT LT LT Avg clouds B1 B1 B2 B2 B2 B2 B1 B1 SC FW FW FW FW FW FW FW PoP 12hr 40 60 40 20 10 10 10 10 Rain shwrs C C C L C S S S Tstms C S C C S S $$ MTZ326-122200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 53 94 55 94 Temp 50 46 60 77 87 90 78 66 56 53 67 81 91 93 81 70 60 56 69 85 92 90 Dewpt 34 33 33 37 36 35 39 39 39 41 41 43 40 40 43 46 46 46 46 47 46 44 RH 54 60 36 24 16 14 25 37 53 64 39 26 17 16 26 42 60 69 44 27 21 20 Wind dir S S SW NW NW N N SW S S W NW NW NW N SE SE S W W W NW Wind spd 4 4 2 5 9 10 6 4 3 2 2 4 6 8 5 4 3 2 2 5 10 12 Clouds FW FW FW SC FW FW FW CL CL CL CL FW CL FW FW SC FW FW CL CL FW B1 PoP 12hr 0 0 0 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Tstms C Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 76 49 72 45 81 48 88 Temp 67 53 69 70 58 49 63 71 55 45 69 79 59 48 79 85 Dewpt 50 50 52 51 50 48 49 47 47 44 46 45 47 45 48 43 PWind dir N N NE N NE NE E W Wind char GN LT GN LT GN LT LT LT Avg clouds B1 SC SC B1 B1 B2 B1 B1 SC SC FW FW FW FW FW FW PoP 12hr 30 50 50 30 10 10 10 10 Rain shwrs C S S C C S S C Tstms C C C S S $$ MTZ330-122200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 81 41 85 44 84 Temp 39 35 51 73 80 79 69 56 45 41 56 80 85 83 71 60 49 44 59 79 84 80 Dewpt 33 31 33 34 33 34 39 39 37 37 37 40 36 36 42 43 42 41 43 43 40 40 RH 79 85 50 24 18 20 33 53 73 85 49 24 17 19 35 53 77 89 55 28 21 24 Wind dir N N N W W W SW N N N N SW SW SW W NW E N N SW W W Wind spd 0 0 0 8 10 10 3 1 0 0 0 5 9 6 2 1 1 0 0 6 10 9 Clouds FW FW FW FW FW FW FW FW FW FW FW CL FW FW SC SC SC SC FW SC SC SC PoP 12hr 0 0 5 10 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 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 44 79 41 72 37 76 38 81 Temp 58 44 73 73 52 42 66 66 48 37 70 74 51 38 75 78 Dewpt 46 43 44 45 47 42 45 42 44 37 41 37 43 38 42 35 PWind dir N S N NW N S N S Wind char LT LT GN LT LT LT LT LT Avg clouds SC FW FW B1 B1 SC B1 B1 SC SC SC SC SC FW FW FW PoP 12hr 20 40 40 30 10 20 10 10 Rain shwrs S C C S S C S Tstms S C C S S S $$ MTZ328-122200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 51 90 53 90 Temp 49 45 58 75 84 87 74 62 54 51 63 79 87 90 77 65 58 54 65 81 88 89 Dewpt 35 33 38 42 40 40 40 40 39 39 43 46 43 45 46 47 45 45 47 48 45 47 RH 58 62 47 31 21 19 29 44 57 63 48 31 21 21 33 52 62 71 52 32 22 23 Wind dir S S SW SW W NW N E S S SW W W NW N S SW S SW W W NW Wind spd 5 5 4 4 8 9 8 8 5 5 3 3 5 8 8 6 5 5 5 5 10 12 Clouds FW FW FW FW SC FW FW FW FW FW FW CL FW FW SC SC FW CL CL CL FW SC PoP 12hr 0 0 0 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 51 80 47 73 44 79 46 86 Temp 62 51 71 76 56 48 63 72 52 44 67 78 56 46 75 85 Dewpt 47 47 53 53 51 46 51 52 46 43 46 46 45 41 46 44 PWind dir N N N N NE N NE SW Wind char GN GN BZ GN GN LT GN LT Avg clouds SC FW FW B1 SC B1 B1 SC SC FW FW FW FW FW FW FW PoP 12hr 10 40 30 20 5 10 10 10 Rain shwrs C C S Tstms C C $$ MTZ305-122200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 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 58 94 59 82 Temp 54 52 66 84 89 90 80 69 63 59 72 87 92 93 81 68 63 60 68 78 81 77 Dewpt 34 36 39 44 43 43 46 48 48 49 49 51 48 50 51 53 53 53 53 55 56 56 RH 46 54 37 25 20 20 30 47 58 69 44 29 22 23 35 59 70 78 59 45 42 48 Wind dir SW SW SW W NW NW N S SW SW SW W NW NW NE E E E E NW N N Wind spd 6 8 10 11 12 11 8 6 5 5 6 9 10 10 10 10 10 9 9 11 13 17 Clouds SC B1 FW CL FW FW FW FW FW FW FW SC SC SC SC SC B1 B1 SC B1 B2 B2 PoP 12hr 0 0 0 20 30 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L Tstms S S S S C Heat index 81 Max heat 81 87 86 85 91 87 81 Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 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 53 66 49 66 47 76 50 85 Temp 59 54 61 63 54 49 61 66 53 47 67 75 57 51 75 84 Dewpt 53 51 52 50 49 47 48 48 47 45 48 48 48 47 49 49 PWind dir N NE NE E E E SE SE Wind char GN GN GN GN GN GN GN LT Avg clouds B2 OV OV B2 B2 B2 B1 B1 B1 SC SC SC SC FW FW FW PoP 12hr 70 60 40 30 5 5 10 5 Rain shwrs L L L C C C C S Tstms C C S S $$ MTZ314-122200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 212 AM MDT Sat Jul 12 2025 Date Sat 07/12/25 Sun 07/13/25 Mon 07/14/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 55 90 55 86 Temp 51 52 69 78 83 85 73 65 58 56 71 83 88 89 78 67 60 56 68 81 85 81 Dewpt 35 34 41 38 39 39 43 42 41 42 46 48 47 46 49 48 47 47 50 52 52 53 RH 54 50 36 24 21 20 34 43 53 59 41 30 24 23 36 50 62 72 52 37 32 38 Wind dir SE S W W NW NW W SW SW SW W W NW NW N S S SW W NW NW N Wind spd 8 8 8 13 13 11 5 5 5 5 5 8 9 8 5 5 5 4 5 8 10 11 Wind gust 24 21 Clouds FW SC FW FW CL CL FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC B1 PoP 12hr 0 0 0 10 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C Tstms C Heat index 81 Max heat 82 80 81 86 83 80 83 Date Tue 07/15/25 Wed 07/16/25 Thu 07/17/25 Fri 07/18/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 62 46 61 42 69 46 80 Temp 60 51 57 60 53 47 56 60 50 43 62 69 53 47 74 78 Dewpt 54 51 53 52 50 46 50 48 46 42 48 46 47 43 50 49 PWind dir N NE E NE E SE SE SE Wind char GN GN GN LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B1 B1 B1 SC FW FW SC FW FW FW PoP 12hr 60 60 60 40 20 10 20 10 Rain shwrs C L C L L C C C S S Tstms C C S C C S S S $$ http://www.weather.gov/greatfalls