Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
206 FOUS55 KTFX 142017 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 217 PM MDT Mon Jul 14 2025 MTZ312-151000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu 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 56 49 69 48 Temp 87 82 67 58 54 54 52 52 54 54 52 51 51 49 51 58 66 69 62 55 51 49 Dewpt 51 53 51 51 51 51 52 51 52 49 48 48 47 46 48 49 49 48 49 48 45 44 RH 29 37 56 77 90 90100 96 93 83 86 89 86 89 89 72 54 47 62 77 80 83 Wind dir NW N N N N NE NE NE NE NE NE NE NE NE NE E E E E E S S Wind spd 14 17 20 21 19 19 20 19 19 17 16 13 11 9 8 5 8 9 9 5 5 5 Wind gust 31 29 Clouds FW B1 B2 OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 SC FW FW FW FW FW PoP 12hr 70 100 60 20 0 QPF 12hr 0.17 0.65 0.13 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L D D D D L L C C S S Tstms C C C S S Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 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 52 79 54 89 56 88 56 82 Temp 71 80 60 53 68 78 62 55 79 86 65 57 79 87 64 57 75 81 Dewpt 50 52 52 48 51 50 50 48 51 45 48 46 44 42 45 43 42 41 PWind dir SE N NW E SW W W NW W Wind char LT GN LT GN LT LT LT GN GN Avg clouds FW FW FW SC SC SC FW FW FW FW SC FW SC SC SC SC FW SC PoP 12hr 10 10 5 5 10 5 10 10 10 $$ MTZ303-151000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 54 43 66 46 Temp 63 57 48 48 48 48 49 50 52 52 51 47 45 43 49 57 63 65 59 52 48 46 Dewpt 55 51 47 48 47 47 48 49 51 48 48 45 45 43 46 48 50 51 51 49 47 46 RH 75 80 96100 96 96 96 96 96 86 89 93100100 89 72 62 60 75 89 96100 Wind dir NE N N N N N NE NE NE NE NE W NW W SE SE SE SE SE SE SE E Wind spd 18 24 24 20 18 18 18 17 14 11 8 5 4 4 8 13 14 14 12 10 6 4 Wind gust 35 35 28 27 25 Clouds B1 B2 OV OV OV OV OV OV OV OV OV B1 B1 SC SC B1 SC FW SC SC B1 SC PoP 12hr 80 90 30 10 5 QPF 12hr 0.44 0.65 0.05 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L D D D D D L C C Tstms S C Obvis PF PF F Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 47 74 50 81 51 80 51 75 Temp 66 69 54 48 65 73 57 51 74 78 60 52 75 78 59 52 69 73 Dewpt 54 56 52 47 50 52 51 48 50 48 47 43 46 46 47 44 45 46 PWind dir E N N SE S W W W W Wind char LT GN LT LT GN GN GN GN GN Avg clouds SC B1 SC B1 SC SC SC SC SC SC B1 B1 SC SC SC B1 SC SC PoP 12hr 30 20 5 5 10 5 10 10 20 Rain shwrs C S S Tstms C S S $$ MTZ319-151000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu 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 55 62 49 76 49 Temp 95 93 80 67 61 57 55 57 60 58 56 54 51 50 52 62 72 76 71 61 55 50 Dewpt 43 42 48 53 51 50 50 49 51 47 45 47 46 45 46 47 47 48 48 48 45 43 RH 17 17 33 61 70 77 83 75 72 67 66 77 83 83 80 58 41 37 44 62 69 77 Wind dir W NW NW NW NW NW N N N N N NW NW NW N E E E E SE S S Wind spd 13 16 18 17 13 11 12 13 18 17 14 11 8 5 4 5 8 10 5 5 4 3 Wind gust 25 29 29 24 21 24 28 27 25 Clouds FW B1 B1 B1 B2 OV OV OV OV B2 B2 B2 B2 B2 B2 B1 SC FW CL CL FW FW PoP 12hr 30 90 70 20 0 QPF 12hr 0.01 0.23 0.12 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S D D D D L L C C S S Tstms S S S S S S Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 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 54 85 54 91 56 88 55 84 Temp 75 88 65 55 73 84 65 55 79 87 68 57 79 87 66 56 75 83 Dewpt 48 43 48 46 48 42 46 44 47 40 45 42 43 40 42 40 40 38 PWind dir E NW N NW SE W W W W Wind char LT LT LT LT LT LT LT GN LT Avg clouds FW FW FW FW SC FW FW FW FW FW SC FW FW SC SC SC FW SC PoP 12hr 10 5 10 5 10 5 10 5 10 $$ MTZ326-151000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 54 72 48 75 45 Temp 90 89 76 67 58 55 61 67 70 64 59 55 51 49 54 62 72 74 66 56 50 46 Dewpt 45 44 46 50 51 51 51 53 55 52 50 50 48 47 48 48 48 47 48 48 47 44 RH 21 21 34 54 77 86 70 61 59 65 72 83 89 93 80 60 42 38 52 74 89 93 Wind dir W W N NW W S S N N NE N N NW W NE E E E E E E SE Wind spd 9 11 10 8 5 5 5 8 11 12 11 10 8 5 5 3 5 8 9 8 5 4 Clouds FW B1 B1 B1 SC B1 B1 B2 B2 OV OV OV OV OV B2 B1 SC FW FW FW FW FW PoP 12hr 30 90 80 30 0 QPF 12hr 0.07 0.21 0.21 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S C C S L D D L L C C S S Tstms C S S C S Obvis PF Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 49 87 51 91 52 91 51 88 Temp 75 87 62 50 78 84 63 51 80 87 65 53 83 86 65 52 79 82 Dewpt 46 44 47 45 49 43 49 46 46 40 46 43 43 39 43 42 42 37 PWind dir SW NE W E SW SE W W W Wind char LT LT LT LT LT LT LT GN LT Avg clouds FW FW FW FW FW FW SC FW FW FW SC FW SC SC B1 SC FW SC PoP 12hr 10 10 10 10 10 5 10 5 10 $$ MTZ330-151000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu 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 78 41 73 38 Temp 87 81 70 58 49 44 57 74 75 67 57 49 44 42 49 63 71 72 62 50 41 39 Dewpt 40 41 46 46 45 44 46 45 47 50 50 49 44 42 44 44 40 38 42 42 40 38 RH 19 24 42 64 86100 67 35 37 54 77100100100 83 50 32 29 48 74 96 96 Wind dir SW W SW NE NE NE N SW W NE NE NE NE N N NW W W N E SE SE Wind spd 10 9 3 2 1 1 1 10 12 9 6 5 4 2 2 4 8 8 3 2 2 1 Clouds B1 B1 B1 SC SC FW FW B2 B2 B2 B2 B1 B1 B1 B1 SC SC FW FW CL FW FW PoP 12hr 30 70 70 20 0 QPF 12hr 0 0.13 0.10 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S L L L C C S S S S Tstms S S S C C S S S Obvis F PF PF F Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 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 82 42 82 42 81 42 79 Temp 75 80 56 41 76 78 53 42 75 80 56 42 76 79 56 42 72 77 Dewpt 39 37 41 38 40 38 42 39 38 34 40 36 38 32 37 35 37 33 PWind dir S S SW SE SW S SW SW SW Wind char LT LT LT LT LT LT GN LT GN Avg clouds FW FW SC FW FW SC SC FW FW FW SC FW FW FW SC SC SC SC PoP 12hr 5 10 20 5 10 5 10 5 5 Rain shwrs S $$ MTZ328-151000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 51 74 47 75 45 Temp 90 89 77 63 55 52 58 70 72 66 56 51 49 47 52 62 71 75 66 55 48 45 Dewpt 40 41 50 51 50 50 53 55 57 57 53 49 47 46 48 49 47 46 47 46 43 42 RH 17 19 39 65 83 93 83 59 59 73 90 93 93 96 86 62 42 36 50 72 83 89 Wind dir W W N N NE NE N NE N N N N N N N N N N NE NE SE S Wind spd 12 12 10 8 8 8 9 10 14 18 18 16 13 10 8 4 6 6 6 5 5 4 Clouds FW FW SC SC FW FW FW B2 B2 B1 B2 B2 B2 B2 B1 SC FW FW CL CL FW CL PoP 12hr 20 80 50 10 0 QPF 12hr 0.04 0.09 0.04 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D C C S S Tstms S C Obvis PF Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 48 87 49 89 51 87 50 83 Temp 78 88 61 48 78 82 60 49 80 87 61 51 79 86 60 50 75 82 Dewpt 46 43 43 40 46 45 44 41 42 40 40 38 40 40 39 38 40 38 PWind dir SW N W SE SW SW SW W SW Wind char LT GN LT LT GN GN GN GN GN Avg clouds CL FW FW FW FW FW SC FW CL FW SC FW FW SC B1 SC FW SC PoP 12hr 10 5 10 5 5 5 5 0 5 $$ MTZ305-151000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu 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 62 46 70 47 Temp 82 76 64 56 56 54 54 58 61 60 57 52 49 47 54 63 68 69 62 55 50 48 Dewpt 61 58 53 53 53 52 52 53 53 53 50 49 48 46 48 49 50 52 49 50 47 46 RH 49 54 67 90 90 93 93 83 75 78 77 89 96 96 80 60 52 55 62 83 89 93 Wind dir N NE NE NE NE NE NE NE NE NE E E E E E E SE SE SE SE SE E Wind spd 13 20 21 18 16 14 16 16 13 11 9 6 5 5 6 10 10 11 10 10 9 8 Wind gust 24 Clouds SC B1 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 SC B2 B1 SC SC SC SC SC PoP 12hr 90 90 40 20 5 QPF 12hr 0.51 0.22 0.09 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D D D D D D C C C C S S S S Tstms S C S S S Obvis PF PF Heat index 83 Max heat 83 Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 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 79 51 79 52 87 56 88 54 84 Temp 72 78 59 51 71 78 60 53 79 85 66 56 81 85 64 55 78 80 Dewpt 52 55 53 50 53 52 50 49 53 52 53 51 53 50 52 48 48 47 PWind dir SE N NW E SE SE W W W Wind char GN LT LT LT LT LT GN LT GN Avg clouds SC SC B1 SC B1 SC FW FW SC SC SC B1 SC SC SC SC SC SC PoP 12hr 20 30 10 5 10 10 20 20 20 Rain shwrs S C S S S S Tstms S C S S $$ MTZ314-151000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 217 PM MDT Mon Jul 14 2025 Date 07/14/25 Tue 07/15/25 Wed 07/16/25 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 56 45 62 42 Temp 92 89 74 62 56 52 51 52 54 53 51 49 48 46 50 54 60 62 55 50 45 43 Dewpt 47 51 59 58 56 52 51 52 53 50 51 49 48 46 48 49 48 48 49 47 45 43 RH 21 27 59 87100100100100 96 89100100100100 93 83 64 60 80 89100100 Wind dir NW N NE N NE NE E E NE NE NE NE NE E E E E SE SE SE SE SE Wind spd 10 10 11 10 9 8 10 11 12 12 10 8 6 5 5 6 9 9 9 8 5 5 Wind gust 23 Clouds FW B1 B2 B2 OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 SC SC SC SC FW PoP 12hr 70 100 90 50 10 QPF 12hr 0.20 0.51 0.34 0.09 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C L D D D D D D D D C C C C Tstms C C S S C C S Obvis PF PF PF PF PF Date 07/17/25 Fri 07/18/25 Sat 07/19/25 Sun 07/20/25 Mon 07/21/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 49 75 51 83 54 84 53 79 Temp 70 78 58 50 67 75 58 52 77 79 62 55 77 79 62 54 74 77 Dewpt 52 55 55 49 53 52 53 49 52 52 52 47 50 50 50 45 45 46 PWind dir SE SE NW E SE SE NW SW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW B1 SC SC FW FW FW FW SC SC SC SC SC SC SC FW SC PoP 12hr 10 30 10 10 20 20 20 20 20 Rain shwrs C S S S S S Tstms C S S S S S $$ http://www.weather.gov/greatfalls