Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
916 FOUS55 KTFX 062341 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 441 PM MST Sat Dec 6 2025 MTZ312-071100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 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 21 41 36 47 40 Temp 19 22 30 32 33 33 37 40 39 39 39 41 41 41 44 46 44 45 45 47 48 Dewpt 12 15 21 23 24 25 29 30 28 29 29 30 29 31 33 35 31 32 33 34 34 RH 74 74 69 69 69 72 72 67 64 67 67 65 62 67 65 65 60 60 62 60 58 Wind dir SE SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W Wind spd 5 14 23 21 18 16 16 18 17 21 26 27 27 27 25 26 24 29 33 36 39 Wind gust 33 32 36 40 37 35 37 36 41 47 54 56 Clouds OV B2 SC SC SC SC FW SC B2 SC FW SC B2 OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 5 0 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C Snow S Obvis PF BS BS BS Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 30 44 14 21 6 23 13 46 Temp 45 38 34 35 39 31 22 17 18 16 10 9 15 18 20 22 36 40 Dewpt 28 24 24 28 29 21 15 11 12 9 4 1 6 11 12 12 22 26 PWind dir W SW W NW N N NE S SW Wind char VW GN GN GN GN GN GN GN GN Avg clouds B2 B1 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 PoP 12hr 50 50 60 60 50 40 40 20 10 Rain C S C C L C S Snow C S C C L C L L C C C C C C S S $$ MTZ303-071100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 11 37 28 41 31 Temp 11 12 23 25 28 27 32 35 32 30 33 34 34 35 38 40 38 37 38 39 39 Dewpt 5 7 17 17 21 21 25 29 27 25 26 27 27 29 32 34 31 29 30 31 31 RH 76 80 77 71 75 78 75 78 81 81 75 75 75 78 79 79 76 72 73 73 73 Wind dir SE S W W W W W W SW SW W W W W W SW SW SW W W W Wind spd 10 13 23 21 20 18 13 13 13 18 24 24 25 28 28 28 23 25 32 35 39 Wind gust 36 35 33 29 25 24 31 37 43 41 42 41 39 39 49 58 56 Clouds B2 B2 B1 FW FW FW SC B2 B2 SC SC B1 B2 OV B2 B2 OV B2 B2 B2 B2 PoP 12hr 5 0 5 5 40 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain C C C C C Snow C Wind chill -3 -4 Min chill -4 -4 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 41 19 35 3 12 -3 15 4 36 Temp 37 30 27 24 26 20 11 6 8 6 1 0 8 10 12 12 26 30 Dewpt 27 23 19 19 22 16 7 2 4 3 -1 -5 3 6 7 7 20 22 PWind dir W SW W NW N N SE S SW Wind char VW BZ GN GN GN GN GN GN GN Avg clouds B2 B1 B1 B2 B2 B1 B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 30 30 50 40 30 30 30 20 10 Rain C Snow C S S C C C C C C C C S C C S S $$ MTZ319-071100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 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 29 41 32 46 38 Temp 37 37 34 34 34 34 37 39 38 37 37 39 39 37 41 45 43 44 44 46 47 Dewpt 28 27 24 25 26 26 28 28 27 26 27 27 29 28 32 33 31 32 32 33 34 RH 70 67 66 69 72 72 70 64 64 64 67 62 67 70 70 62 62 62 62 60 60 Wind dir W W SW SW SW SW S S S S SW SW SW SW SW SW SW SW SW SW W Wind spd 13 13 13 12 10 9 8 10 10 12 12 12 12 12 12 13 16 17 19 20 21 Wind gust 25 27 26 24 24 23 24 23 26 35 39 40 40 Clouds B2 SC B1 B1 B2 OV OV B2 B2 SC SC B2 B2 B2 B2 B2 B2 OV B2 B2 B2 PoP 12hr 30 20 20 20 50 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain S S S S S S S C C C C L Snow S S S Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 33 44 25 34 20 39 23 44 Temp 42 40 38 36 38 36 32 27 26 27 24 21 30 33 29 25 37 39 Dewpt 31 25 29 31 31 25 23 22 21 20 16 16 23 23 19 20 27 27 PWind dir W SW W W NW NW W SW SW Wind char BZ GN GN GN LT LT LT GN LT Avg clouds B2 B1 B2 OV OV B2 B2 B2 B2 B2 B2 OV B2 B1 B2 B2 B1 SC PoP 12hr 70 60 70 60 50 40 30 20 10 Rain L C C L L L L C S S Snow S S S S S L L C C C C C C S S $$ MTZ326-071100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 23 39 27 45 35 Temp 38 34 29 28 29 29 34 37 35 33 32 34 35 35 41 44 43 41 40 42 44 Dewpt 31 28 23 22 23 22 25 27 25 25 25 27 27 28 31 32 31 31 31 31 34 RH 76 78 78 78 78 75 69 67 66 72 75 75 72 75 67 62 62 67 70 65 68 Wind dir W SW SW SW SW S W SW SE SW SW SW SW SW SW SW SW SW SW SW SW Wind spd 10 12 11 10 9 8 6 9 10 11 11 11 11 11 11 12 14 16 16 16 17 Wind gust 23 19 21 25 25 28 31 29 31 Clouds OV B2 B2 B1 B2 B2 B2 B2 OV B2 B1 B1 B2 OV OV OV OV OV OV OV OV PoP 12hr 40 10 10 10 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C S S C C L Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 47 30 46 27 38 23 41 24 47 Temp 42 40 34 35 41 39 34 31 33 33 27 26 33 34 29 28 40 42 Dewpt 32 26 28 32 32 28 27 25 28 24 22 23 26 24 23 23 30 28 PWind dir W SW W W W W W SW S Wind char BZ GN GN GN LT LT LT LT LT Avg clouds OV B2 B2 OV OV B2 B2 B2 B2 B2 B2 OV B2 B1 B2 B2 B1 B1 PoP 12hr 70 60 70 50 40 30 20 10 10 Rain L C C L L C C C C C C S S Snow S C L S S C C C C C C S S $$ MTZ330-071100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 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 14 30 21 34 26 Temp 29 23 19 17 17 19 26 30 28 25 25 24 24 25 31 33 32 30 29 29 32 Dewpt 23 19 14 14 15 18 23 24 24 23 23 23 23 24 28 28 27 27 26 27 29 RH 78 84 80 88 92 96 88 78 85 92 92 96 96 96 88 82 81 88 88 92 88 Wind dir SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW Wind spd 10 9 6 5 5 5 9 13 12 13 12 10 9 10 11 14 17 19 20 18 17 Wind gust 24 23 27 24 21 27 28 36 34 28 28 Clouds B1 SC SC B1 OV OV B2 B2 OV OV B2 B2 OV OV B2 B2 B2 OV B2 B2 OV PoP 12hr 50 60 70 60 70 QPF 12hr 0.01 0.03 0.02 0.01 0.14 Snow 12hr T T T Rain D Snow C S S S C C L L C C C C L L L L L L D Winter Weath Y Y Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 39 26 40 21 37 21 38 20 39 Temp 37 35 30 31 35 35 28 23 31 34 25 22 32 34 24 23 32 35 Dewpt 31 26 27 29 32 27 23 20 26 24 21 20 28 26 21 21 28 27 PWind dir SW SW SW W SW SW SW SW SW Wind char BZ GN GN GN GN GN LT LT LT Avg clouds OV B2 B2 B2 OV B2 B2 B1 B2 B1 B1 B2 OV B1 B1 B2 B2 SC PoP 12hr 90 70 80 60 60 30 30 10 10 Rain D D L D D L S Snow D D L L S S L C L C C S C S $$ MTZ328-071100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 25 39 28 44 35 Temp 35 30 27 27 29 29 35 38 36 32 30 31 32 33 40 43 40 39 38 39 41 Dewpt 24 22 20 20 20 21 24 24 26 24 23 23 24 25 29 29 29 29 29 30 31 RH 64 72 74 74 69 72 64 57 67 72 75 72 72 72 64 57 64 67 70 70 67 Wind dir SW SW SW SW SW SW SW S S S S S S S SW SW S S S SW SW Wind spd 12 12 12 12 11 11 10 11 11 13 13 13 14 16 16 17 16 19 20 19 19 Wind gust 29 Clouds SC SC FW SC B2 B2 OV B1 B1 B1 SC B1 B2 B2 B2 B2 OV B2 B2 B2 B2 PoP 12hr 5 10 10 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C C C Snow S S Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 46 33 47 29 42 29 46 28 49 Temp 42 39 34 37 42 39 35 33 38 38 33 31 41 38 32 30 42 42 Dewpt 32 26 29 32 35 28 27 26 29 28 25 24 31 28 24 24 30 30 PWind dir W SW SW SW SW SW SW SW S Wind char BZ GN GN GN GN GN GN GN GN Avg clouds B2 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 SC PoP 12hr 50 50 60 40 20 10 5 5 5 Rain C C C C L C C C S S Snow S C C C S S C C S S $$ MTZ305-071100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue 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 6 36 24 41 30 Temp 9 8 9 12 18 17 27 32 31 30 31 33 34 32 38 40 37 37 37 38 40 Dewpt 6 7 8 10 15 14 23 27 26 25 26 28 28 28 32 33 32 32 32 32 33 RH 87 96 96 91 88 88 85 81 81 81 81 82 78 85 79 76 82 82 82 79 76 Wind dir E E E SE SW SW SW SW SW SW SW SW SW W SW SW SW SW SW SW W Wind spd 6 5 5 5 6 9 10 10 11 14 18 20 21 21 20 21 19 21 24 25 29 Wind gust 28 34 35 32 34 31 32 42 48 Clouds B2 OV OV B2 B1 SC FW B1 B1 B2 SC SC SC SC B1 B1 B2 B2 OV OV OV PoP 12hr 80 5 5 5 50 QPF 12hr 0.03 0 0 0 0.01 Snow 12hr T 00-00 00-00 Rain C C C C C Snow S D C C Obvis PF PF PF PF PF Wind chill -3 -2 -1 Min chill -3 -3 -2 Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 43 17 33 2 11 -7 9 -3 24 Temp 38 29 23 23 26 18 11 7 6 3 -4 -4 1 3 4 5 17 21 Dewpt 30 23 19 19 22 14 8 3 3 -1 -6 -7 -3 -2 2 0 11 14 PWind dir W SW W NW NW N NE E SW Wind char WY GN GN GN GN LT LT LT GN Avg clouds B2 B1 B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 50 30 60 50 40 40 40 30 20 Rain C C Snow S C S C L C C C C C C C C C C C S $$ MTZ314-071100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 441 PM MST Sat Dec 6 2025 Date Sat 12/06/25 Sun 12/07/25 Mon 12/08/25 Tue MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 18 38 27 43 32 Temp 20 21 26 26 28 28 33 36 32 32 33 35 33 34 40 42 40 39 39 41 45 Dewpt 15 16 20 19 22 22 25 28 24 25 26 26 25 26 31 32 31 30 30 30 34 RH 81 81 78 74 78 78 72 72 72 75 75 69 72 72 70 67 70 70 70 65 65 Wind dir S S SW W W W W W SW SW SW W W W W W SW SW SW SW W Wind spd 3 8 11 13 16 13 10 10 10 13 13 16 18 20 18 18 17 18 20 21 24 Wind gust 21 26 27 25 20 20 24 31 34 33 28 29 28 32 41 47 Clouds OV OV B2 B2 B1 SC SC B1 SC B2 SC SC SC SC B1 B1 OV OV OV OV OV PoP 12hr 60 5 5 5 30 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C L Snow S C Date 12/09/25 Wed 12/10/25 Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 46 24 40 11 21 2 23 10 44 Temp 41 34 29 30 35 30 21 16 16 16 9 6 16 18 17 19 36 39 Dewpt 32 25 22 25 29 24 18 11 12 12 6 1 10 12 10 14 24 25 PWind dir W SW W NW NW NW SE S SW Wind char WY GN GN GN LT LT LT LT LT Avg clouds OV B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC PoP 12hr 60 50 70 60 50 50 40 30 10 Rain L C L L Snow S C C C L L L C C C C C C C C S $$ http://www.weather.gov/greatfalls