Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
028 FOUS55 KTFX 172141 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 241 PM MST Mon Nov 17 2025 MTZ312-181100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 39 56 31 45 25 Temp 55 48 47 46 43 42 51 56 51 44 41 38 34 34 41 44 39 33 31 29 28 Dewpt 40 38 38 39 37 38 39 37 36 35 31 30 27 28 29 28 28 25 25 23 22 RH 57 68 71 76 79 86 63 49 56 70 67 73 75 78 62 53 64 72 78 78 78 Wind dir SW SW SW SW SW SW SW SW SW SW SW W W W W W E SE S S SW Wind spd 10 9 8 5 4 4 6 10 8 8 8 6 5 5 5 5 3 3 4 4 4 Clouds B2 B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 SC FW FW FW FW FW PoP 12hr 10 10 10 20 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Snow S S Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 52 32 52 35 52 39 52 33 48 Temp 44 46 38 35 47 47 40 39 48 48 45 43 49 47 40 36 43 40 Dewpt 30 29 27 25 29 28 27 25 29 27 29 26 28 26 26 25 27 25 PWind dir SW SW SW SW SW SW SW SW SW Wind char LT GN BZ BZ BZ BZ BZ GN GN Avg clouds FW FW FW FW FW FW SC B1 B1 SC B1 B2 B1 SC B1 B1 B2 B1 PoP 12hr 0 0 0 5 5 10 20 20 30 Rain S S C C $$ MTZ303-181100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 51 31 43 20 Temp 50 45 43 40 37 36 45 50 44 38 36 36 34 33 39 43 37 30 27 26 23 Dewpt 40 39 38 36 34 34 37 36 31 26 25 26 28 28 26 25 25 22 22 21 19 RH 68 79 82 85 89 92 73 58 60 62 64 67 78 82 59 49 61 72 81 81 84 Wind dir W W NW NW NW SW S SW W W W NW NW NW NW W SE S S S S Wind spd 10 10 10 6 4 4 6 10 10 10 11 12 11 9 10 6 5 4 5 5 4 Clouds OV OV B2 B2 B2 B2 B1 B1 B2 B1 OV OV B2 B2 SC FW FW FW FW SC SC PoP 12hr 20 20 10 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Obvis PF PF Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 47 28 49 31 48 32 47 27 41 Temp 38 41 34 31 44 43 37 35 44 42 38 35 43 41 33 29 36 34 Dewpt 26 29 26 24 29 29 27 26 30 30 28 27 28 29 25 23 26 27 PWind dir S SW W W W W W W W Wind char LT GN BZ BZ BZ BZ GN GN GN Avg clouds SC FW SC SC SC SC B1 B1 B1 SC B1 B2 B1 SC B1 B2 B2 B2 PoP 12hr 0 0 0 5 10 20 10 20 30 Rain S S S S S Snow S S S C $$ MTZ319-181100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 36 53 31 45 26 Temp 51 48 45 42 39 37 45 51 48 43 41 39 35 33 40 45 42 37 33 31 28 Dewpt 39 38 39 38 37 36 39 38 36 34 34 32 31 30 31 31 29 27 27 25 25 RH 63 68 79 86 92 96 79 61 63 70 76 76 85 89 70 58 60 67 78 78 88 Wind dir W SW SW S SW SW E E SW W W W W W NW N E S S S S Wind spd 5 4 4 3 2 2 2 3 3 4 4 3 3 2 2 3 2 2 3 2 2 Clouds OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC FW FW FW FW SC PoP 12hr 10 10 10 30 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C S S Snow C Obvis PF PF Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 49 28 51 31 50 33 50 31 48 Temp 41 45 35 31 43 46 39 34 42 47 41 37 43 45 39 35 40 42 Dewpt 32 30 27 25 30 28 27 26 30 27 27 26 29 27 27 26 29 26 PWind dir S SW SW SW SW SW SW SW SW Wind char LT LT LT GN GN GN LT LT LT Avg clouds SC FW FW FW FW FW SC B1 B1 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 5 10 20 20 30 40 Rain S S S S S C C C $$ MTZ326-181100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 54 33 44 25 Temp 50 46 43 41 39 39 47 52 49 42 40 38 36 35 40 43 41 34 30 31 28 Dewpt 37 40 41 39 38 38 39 35 35 34 35 36 35 34 34 32 31 28 28 28 26 RH 61 79 93 92 96 96 74 52 58 73 82 92 96 96 79 65 67 78 92 88 92 Wind dir SE S SE E E E NW NW SE SE SE SW S S W W N E SE SE SE Wind spd 3 4 4 4 3 3 3 3 3 5 4 3 2 2 2 2 2 2 3 3 2 Clouds OV OV OV OV B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 FW SC SC SC PoP 12hr 10 5 10 30 5 QPF 12hr 0 0 0 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain C C S S Obvis PF PF PF PF Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 49 25 50 26 50 28 50 27 48 Temp 41 44 32 28 42 44 33 30 42 45 34 32 43 46 36 32 41 43 Dewpt 32 29 27 24 28 26 25 24 29 26 26 24 28 25 25 24 29 25 PWind dir S S SW S SW S SW SW SW Wind char LT LT LT LT LT GN LT LT LT Avg clouds SC FW FW FW FW FW SC B1 B1 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 5 5 10 20 20 30 Rain S S C C Snow S C $$ MTZ330-181100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 31 41 28 40 23 Temp 41 38 36 35 34 34 38 41 38 33 31 30 29 30 37 40 37 31 28 27 25 Dewpt 37 37 36 35 34 33 35 31 31 30 30 30 29 30 32 30 29 27 27 26 25 RH 85 96100100100 96 89 67 76 89 96100100100 82 67 72 85 96 96100 Wind dir SW S SW SW S S SW SW S S S S SE S SW SW SW S S S N Wind spd 6 4 3 4 3 2 5 8 4 3 2 2 2 1 3 5 2 2 1 1 0 Clouds OV OV OV OV OV OV B2 B2 B1 B1 B2 B2 B2 OV B1 B1 SC B1 B1 B1 B2 PoP 12hr 40 20 10 40 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C C S S S C C C C Snow S S C C C C Obvis PF PF PF PF Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 19 42 22 39 21 40 21 39 Temp 39 40 25 19 36 38 27 24 34 36 27 23 34 37 28 23 34 35 Dewpt 31 27 22 19 27 26 25 24 27 25 24 22 26 25 24 21 27 24 PWind dir S SE S SW SW S SW SW SW Wind char LT LT LT LT LT GN GN LT GN Avg clouds B2 FW FW FW SC FW SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 10 5 5 10 20 20 30 30 40 Snow S S S C C S C C C $$ MTZ328-181100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 51 29 47 26 Temp 48 42 39 38 37 37 46 51 46 38 36 34 33 30 42 46 42 32 31 30 28 Dewpt 37 37 37 37 36 35 38 35 34 32 32 30 30 30 33 32 33 28 27 26 25 RH 65 82 92 96 96 92 73 54 63 79 85 85 89100 70 58 70 85 85 85 88 Wind dir S S S S S S SW SW S S S S SW S SW N NE SE S S S Wind spd 5 6 5 5 6 5 5 6 6 5 5 5 5 5 2 3 4 4 5 5 5 Clouds B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC FW SC SC SC PoP 12hr 10 10 5 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 26 49 26 48 27 49 27 48 Temp 41 42 31 28 42 43 31 28 42 42 31 29 43 43 34 30 42 41 Dewpt 31 31 25 24 28 25 24 23 28 26 24 24 27 25 25 23 27 22 PWind dir SW S SW S S S SW S SW Wind char LT LT LT LT GN GN GN GN GN Avg clouds SC FW FW FW FW FW SC SC SC SC B1 SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 5 5 10 30 Rain S C Snow S C $$ MTZ305-181100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 32 48 29 43 19 Temp 47 42 40 37 36 35 43 47 44 37 37 34 33 33 39 43 37 29 26 24 21 Dewpt 40 39 38 37 35 34 36 37 37 35 34 32 30 31 32 30 29 25 23 22 20 RH 76 89 92100 96 96 76 68 76 92 89 92 89 92 76 60 72 85 88 92 96 Wind dir SE S W W W W NW E E NW W W W W W NW NW S S SE SE Wind spd 4 4 6 6 5 4 3 4 5 4 5 6 9 9 11 10 5 3 2 2 2 Clouds B1 B2 B2 B2 B2 OV B1 SC B1 B2 B2 B2 OV OV B2 B1 SC FW FW FW SC PoP 12hr 10 10 20 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Obvis PF PF Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 46 24 50 28 51 30 50 24 43 Temp 37 39 31 28 43 45 35 32 45 46 37 34 44 42 32 27 37 37 Dewpt 27 29 26 24 30 30 29 25 30 29 28 28 30 30 28 24 29 27 PWind dir S S SW SW SW W W W NW Wind char LT LT GN GN GN GN GN LT GN Avg clouds SC FW SC SC SC SC B1 B1 B1 B1 B1 B2 B1 B1 B1 B2 B2 B2 PoP 12hr 0 0 0 0 5 10 10 20 30 Rain S S C Snow S S $$ MTZ314-181100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 241 PM MST Mon Nov 17 2025 Date Mon 11/17/25 Tue 11/18/25 Wed 11/19/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 55 28 43 23 Temp 52 46 44 42 39 39 51 54 49 42 39 37 33 31 40 42 37 30 28 28 27 Dewpt 41 41 40 39 37 37 39 37 37 36 34 34 30 29 30 30 29 26 24 24 23 RH 66 83 86 89 92 92 63 52 63 79 82 89 89 92 67 62 72 85 85 85 85 Wind dir W SW SW SW SW S W W S S W W W W NW NW NW S S S S Wind spd 3 4 5 5 4 4 3 5 4 5 5 5 6 5 8 8 4 3 4 4 5 Clouds B1 OV OV B2 B2 B1 SC SC B1 B1 B1 B1 B1 B1 B2 B2 SC FW FW FW FW PoP 12hr 10 10 10 20 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S Snow S S Date 11/20/25 Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 29 53 30 51 32 51 27 47 Temp 47 43 34 33 48 46 37 34 48 45 40 38 48 45 36 32 41 38 Dewpt 31 30 26 25 28 27 25 24 27 25 26 25 28 27 25 22 26 26 PWind dir S S SW SW SW SW W SW W Wind char LT LT LT GN GN GN GN LT LT Avg clouds FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 PoP 12hr 0 0 0 5 5 20 20 20 30 Rain S S S S S C C Snow C C $$ http://www.weather.gov/greatfalls