Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
779 FOUS55 KTFX 291426 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 826 AM MDT Fri Aug 29 2025 MTZ312-292200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 74 52 84 53 89 Temp 63 68 71 72 62 58 55 54 59 73 82 82 70 61 56 53 62 80 87 88 Dewpt 60 59 59 60 56 54 53 52 52 52 47 43 47 47 45 44 45 46 42 42 RH 90 73 66 66 81 86 93 93 78 48 29 25 44 60 66 71 54 30 21 20 Wind dir W NW N N N S SW SW SW SW SW W S S S SW SW W N NE Wind spd 5 5 8 8 5 4 4 4 4 5 5 6 5 5 5 5 5 4 5 8 Clouds B2 B1 B2 B2 B2 SC B1 B1 SC FW FW FW FW FW CL FW FW CL FW FW PoP 12hr 70 50 5 5 0 QPF 12hr 0.03 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S L C Tstms S S C C Obvis PF PF PF Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 89 54 83 51 82 51 84 Temp 64 54 78 87 63 54 75 82 62 52 72 78 59 51 75 83 Dewpt 45 43 46 43 44 44 48 48 47 45 48 45 45 43 44 42 PWind dir E S SE NW NE NW SE W Wind char LT LT LT GN GN LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC FW SC SC SC SC SC FW PoP 12hr 0 0 0 5 10 5 0 0 $$ MTZ303-292200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 48 83 51 88 Temp 61 66 69 70 58 54 51 49 56 73 81 81 67 59 53 51 63 81 86 87 Dewpt 55 55 54 55 54 53 50 48 48 48 42 44 48 46 42 41 41 43 41 41 RH 81 68 59 59 86 96 96 96 74 41 25 27 50 62 66 68 44 26 21 20 Wind dir N N N E SW W W W SW SW W W SW SW W W NW N N NE Wind spd 5 8 8 8 5 4 3 3 4 8 9 10 6 8 6 6 4 5 6 8 Clouds B2 B2 B2 B1 B1 SC B1 B2 FW CL FW SC SC FW FW FW CL CL FW FW PoP 12hr 50 30 5 5 0 QPF 12hr 0.06 0 0.01 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C Tstms S S S Obvis PF F F Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 88 52 80 48 80 49 83 Temp 61 50 80 86 62 52 74 78 59 48 70 78 58 49 75 82 Dewpt 44 40 44 40 44 43 48 48 45 42 45 43 43 41 43 42 PWind dir E S N N E SE S N Wind char LT LT GN GN LT LT LT LT Avg clouds FW FW FW FW SC SC SC SC SC SC FW FW SC SC SC FW PoP 12hr 0 0 5 5 10 5 0 0 $$ MTZ319-292200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 77 54 83 54 90 Temp 57 67 74 74 67 62 59 55 59 70 79 81 71 66 59 55 60 75 85 89 Dewpt 54 55 54 55 55 53 53 51 52 51 47 41 43 43 41 42 45 46 45 42 RH 90 65 50 51 65 72 80 86 78 51 32 24 36 43 51 61 58 36 25 19 Wind dir W NW N N W W W SW W NW NW NW S S S S S E NE NE Wind spd 3 5 9 10 5 2 2 2 2 4 6 8 5 6 5 4 2 4 6 6 Clouds SC SC B2 B1 SC SC SC SC SC FW FW FW FW FW FW CL CL CL FW FW PoP 12hr 60 30 5 5 0 QPF 12hr 0.06 0.01 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L C Tstms S C C Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 55 89 56 85 54 85 54 86 Temp 69 56 76 88 69 57 74 85 67 55 73 84 67 55 75 85 Dewpt 42 41 47 41 43 43 48 46 47 45 50 44 46 43 45 40 PWind dir NW SE W N NW N NW N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC FW FW SC SC SC FW PoP 12hr 0 0 0 5 10 5 5 0 $$ MTZ326-292200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 49 80 48 87 Temp 55 66 74 74 65 59 56 50 56 69 78 78 67 60 54 49 58 74 85 86 Dewpt 53 52 51 51 49 52 50 48 48 50 47 44 43 44 42 41 44 43 42 41 RH 93 61 44 44 56 78 80 93 74 51 33 30 42 55 64 74 59 33 22 21 Wind dir SE NW NW N W SW S S SW NW NW NW SE SE SE SE SE W NW N Wind spd 3 5 8 8 5 3 3 3 2 4 5 5 5 5 4 4 2 2 5 5 Clouds SC FW SC SC B1 SC SC SC FW FW FW FW FW CL CL CL FW CL FW FW PoP 12hr 30 20 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S S Obvis PF Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 88 50 85 49 83 48 85 Temp 63 49 75 87 62 51 76 82 62 50 73 82 62 49 76 83 Dewpt 44 39 43 42 44 41 45 42 47 43 46 43 45 41 45 40 PWind dir E SW E NE E NE E W Wind char LT LT LT LT GN LT LT LT Avg clouds FW FW FW FW FW FW SC FW SC FW FW FW SC SC SC FW PoP 12hr 0 0 0 0 10 10 5 0 $$ MTZ330-292200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 71 37 72 36 78 Temp 53 66 71 70 57 49 42 38 46 64 71 70 58 48 40 36 48 71 77 75 Dewpt 52 50 44 44 44 42 40 38 40 40 33 33 38 37 35 35 37 37 33 34 RH 96 56 38 39 62 77 93100 79 41 25 25 47 65 82 96 65 29 20 22 Wind dir N W W W W N N N N W NW NW N N N N N W W W Wind spd 0 5 10 9 2 0 0 0 0 4 8 8 2 0 0 0 0 2 5 5 Clouds B1 FW SC SC B1 SC FW SC FW FW FW FW FW FW FW FW FW CL FW FW PoP 12hr 20 10 5 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF F Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 36 80 38 78 39 75 37 77 Temp 51 36 73 76 52 38 72 75 53 39 69 73 51 37 70 75 Dewpt 38 34 40 35 41 36 39 36 42 38 38 32 40 36 37 33 PWind dir NE SW NE N NE N N N Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC FW FW FW SC SC FW FW SC SC SC FW PoP 12hr 0 0 5 0 10 20 5 5 Rain shwrs S $$ MTZ328-292200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 45 78 45 83 Temp 52 67 74 74 62 55 50 46 53 68 76 76 63 56 49 46 54 71 80 82 Dewpt 48 50 46 47 45 45 44 41 44 48 47 45 44 42 40 38 44 45 45 45 RH 86 54 37 38 54 69 80 83 71 49 36 33 50 59 71 73 69 39 29 27 Wind dir SW W NW NW N SE S S SW NW N NW SE S S S SW W W NE Wind spd 5 5 8 9 5 5 5 5 3 3 5 5 4 5 4 5 3 2 3 4 Clouds FW SC B1 B1 SC FW FW FW CL CL FW FW FW FW CL FW CL CL FW FW PoP 12hr 10 10 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 82 48 82 47 80 47 81 Temp 58 47 73 80 60 49 74 79 58 47 70 79 58 48 71 80 Dewpt 41 37 47 44 44 39 48 45 45 41 47 44 45 40 46 43 PWind dir SE W SE W E W E W Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW FW SC FW FW FW SC SC SC FW PoP 12hr 0 0 0 0 10 10 5 0 $$ MTZ305-292200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 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 71 54 81 53 88 Temp 62 64 66 66 61 59 58 56 58 69 78 78 66 61 57 53 62 77 84 87 Dewpt 60 59 59 60 61 59 58 56 57 55 49 52 56 54 48 48 50 53 49 52 RH 93 84 78 81100100100100 96 61 36 40 70 78 72 83 65 43 30 30 Wind dir E E NE NE SE S SW SW SW SW SW S SE S S SW SW W NW NW Wind spd 3 5 6 5 4 3 2 3 3 5 5 5 5 5 4 4 3 5 4 5 Clouds OV OV OV B2 OV OV B2 OV B2 SC SC FW FW FW FW FW CL CL CL FW PoP 12hr 70 50 20 10 0 QPF 12hr 0.06 0.09 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C C S S Tstms S S S S S Obvis PF PF F F F F Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 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 88 54 82 48 78 48 82 Temp 63 53 81 85 64 55 78 80 61 49 70 76 57 49 75 80 Dewpt 52 47 52 49 50 48 55 53 52 44 47 45 46 42 49 46 PWind dir SE E E N NE E SE W Wind char LT LT LT GN LT LT LT LT Avg clouds FW FW FW FW SC B1 B1 B1 SC SC SC SC SC SC FW FW PoP 12hr 0 0 5 20 10 5 0 0 Rain shwrs S $$ MTZ314-292200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 826 AM MDT Fri Aug 29 2025 Date Fri 08/29/25 Sat 08/30/25 Sun 08/31/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 51 76 53 83 Temp 62 67 66 66 59 57 55 53 58 68 74 74 63 58 55 54 64 79 83 80 Dewpt 60 58 58 58 59 57 55 53 55 53 50 51 51 49 46 44 48 47 45 46 RH 93 73 75 75100100100100 90 59 43 44 65 72 72 69 56 32 26 30 Wind dir W W NW NE SW W S S W W NW N S S S S SW W NW N Wind spd 2 4 5 4 3 3 3 3 2 4 5 4 5 5 5 5 3 4 5 5 Clouds B2 B2 B2 B2 OV B2 B2 B2 B2 SC SC FW FW FW FW FW CL CL CL CL PoP 12hr 80 50 20 20 0 QPF 12hr 0.13 0.09 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L C C S S S S S S Tstms C C C C C Obvis PF F F F F Date Mon 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 09/04/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 83 53 78 48 75 48 78 Temp 60 54 78 80 59 54 74 75 58 49 67 72 54 49 72 76 Dewpt 46 42 47 47 47 44 48 48 48 43 47 46 43 40 43 45 PWind dir SE E SE NW E E SE W Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC FW PoP 12hr 0 0 5 10 20 10 5 0 Rain shwrs S S $$ http://www.weather.gov/greatfalls