Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
893 FOUS55 KTFX 050326 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 826 PM MST Thu Dec 4 2025 MTZ312-051100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 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 22 37 21 33 22 Temp 32 30 27 26 32 37 34 33 34 31 25 25 29 30 25 28 29 26 31 Dewpt 24 23 21 22 27 28 27 29 29 25 19 22 24 24 21 22 21 17 22 RH 72 75 78 85 81 70 75 85 82 78 78 88 81 78 84 78 72 68 69 Wind dir W W SW SW S S S S SW W W NW NW NW SW SW SW SW SW Wind spd 10 8 5 5 6 9 10 10 11 11 10 5 4 5 6 12 18 18 18 Wind gust 23 Clouds OV B2 B2 B2 SC B1 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 10 40 80 50 10 QPF 12hr 0 0.01 0.15 0.03 0 Snow 12hr 00-00 00-00 1 Rain D L L Snow S L D L L C C Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 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 32 43 36 48 30 44 31 46 Temp 38 39 38 36 41 40 41 44 46 41 37 34 40 39 37 36 41 40 Dewpt 28 28 27 25 30 29 27 32 34 30 26 25 29 30 27 26 30 28 PWind dir SW SW SW SW SW W SW SW SW Wind char BZ WY BZ WY WY BZ GN BZ GN Avg clouds SC B1 B2 SC SC B1 B2 B2 B2 B1 B2 B2 B2 B1 B1 B1 B2 B2 PoP 12hr 5 5 5 20 50 50 50 50 30 Rain S C C C C C C C C C S Snow C C C C C C C S $$ MTZ303-051100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 15 30 10 25 13 Temp 28 25 20 19 26 29 26 24 23 20 13 12 16 19 16 17 21 18 24 Dewpt 22 20 17 16 23 24 24 22 21 17 10 10 14 16 14 14 17 12 18 RH 78 81 88 88 88 81 92 92 92 88 87 91 92 88 92 88 84 77 77 Wind dir W W W W S SE E SE N NW N N N E SE S SW W W Wind spd 14 12 9 5 6 6 6 8 10 11 10 5 5 8 9 13 17 18 18 Wind gust 27 28 28 Clouds B1 B1 B1 B1 SC B1 B2 OV OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC PoP 12hr 5 40 90 30 10 QPF 12hr 0 0 0.15 0.01 0 Snow 12hr 00-00 00-00 2 Snow L D L L C C S S Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 38 28 39 30 42 25 38 23 37 Temp 33 34 34 32 36 35 35 37 39 35 31 27 34 33 28 27 33 31 Dewpt 28 28 25 25 29 28 26 31 33 28 25 23 27 29 24 21 26 24 PWind dir W SW W SW W W W W W Wind char BZ WY BZ BZ WY BZ BZ BZ GN Avg clouds SC B1 B1 SC SC B1 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 5 10 5 20 50 30 40 30 20 Rain S C C C C C Snow C C C C C C C S S $$ MTZ319-051100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 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 24 37 29 40 27 Temp 36 34 28 27 33 36 35 36 35 35 31 32 36 38 36 35 33 29 31 Dewpt 29 28 24 24 28 29 28 31 30 28 26 26 29 29 26 26 24 20 23 RH 75 78 85 88 82 75 75 82 82 75 81 78 75 70 67 69 69 69 72 Wind dir W W W SW S SE SE SW W W W W W W W W SW W W Wind spd 6 5 3 3 4 6 8 10 12 14 12 10 10 12 12 13 12 10 10 Wind gust 26 31 24 21 20 23 23 25 24 20 Clouds OV OV B2 B2 B1 B2 OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B2 PoP 12hr 20 50 90 60 20 QPF 12hr 0.04 0.02 0.15 0.01 0 Snow 12hr T 00-00 00-00 Rain C L L L L Snow S S S C S L S L L C C S S Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 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 29 43 33 47 32 43 30 45 Temp 36 38 35 34 38 41 38 42 43 42 39 35 35 41 37 35 37 40 Dewpt 27 26 25 25 29 28 27 32 34 31 30 29 29 32 28 28 31 29 PWind dir SW SW SW SW W W SW SW W Wind char GN GN GN GN BZ GN GN GN GN Avg clouds B1 B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 10 20 10 20 70 60 60 50 40 Rain S S L L L C L L C C C C Snow S S S C L L S C C C $$ MTZ326-051100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 23 36 26 39 22 Temp 31 30 28 25 32 35 34 33 32 32 29 31 36 37 34 32 28 25 27 Dewpt 30 29 28 25 30 30 29 30 30 29 25 26 31 29 26 26 22 18 21 RH 96 96100100 92 82 82 89 92 88 85 81 82 72 72 78 78 74 78 Wind dir S SE S SE S SE SE S W W W W W W W SW SW SW SW Wind spd 5 4 2 3 2 5 8 10 9 10 9 8 6 8 9 10 10 10 8 Wind gust 21 18 Clouds OV OV OV OV B2 B1 OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 100 60 90 60 20 QPF 12hr 0.16 0.03 0.09 0.03 0 Snow 12hr 1 T T Rain S L L Snow L C C C S L L L L L L C C S S Winter Weath Y Y Y Y Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 39 25 40 29 46 28 42 28 46 Temp 34 36 31 31 35 37 34 39 43 42 35 32 36 39 34 33 38 40 Dewpt 26 25 25 24 28 26 26 30 34 31 29 28 31 30 28 27 32 29 PWind dir SW S SW SW SW W SW SW SW Wind char LT GN GN GN GN GN GN GN LT Avg clouds B2 B1 B2 B2 B1 B1 B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 20 5 20 50 60 50 40 30 Rain S C C L C C C C C C S Snow S S C S C C C C C C S $$ MTZ330-051100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 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 15 30 19 33 14 Temp 19 19 17 17 26 29 28 26 25 24 20 22 30 32 28 24 19 15 16 Dewpt 17 16 15 15 23 23 23 23 23 22 18 19 24 23 21 19 16 13 15 RH 92 88 92 92 88 78 81 88 92 92 92 88 78 69 75 81 88 92 96 Wind dir SW SW SW S SW SW SW SW SW W W W W W SW SW SW SW SW Wind spd 8 3 2 1 8 11 12 14 13 10 8 6 10 11 9 8 5 4 4 Wind gust 21 24 27 27 25 23 Clouds OV B2 OV OV B1 B2 OV OV B2 B2 B2 B2 OV OV B2 B2 B1 B1 B2 PoP 12hr 80 90 100 80 40 QPF 12hr 0.06 0.06 0.15 0.03 0.01 Snow 12hr 1 1 2 Snow L C L S L D D L L D D D D C C C C C Winter Storm W W W W W W W W W W W W W Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 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 30 19 33 23 37 25 38 23 37 Temp 25 28 25 22 30 31 26 27 32 34 29 26 32 35 27 24 31 33 Dewpt 21 22 21 20 26 24 23 25 29 26 26 24 28 26 24 22 28 27 PWind dir SW SW SW SW SW SW SW SW SW Wind char LT GN LT GN BZ GN GN GN GN Avg clouds OV B2 B2 B2 OV B2 B2 B2 OV B2 B2 B2 OV B2 B1 B2 B2 B1 PoP 12hr 50 60 30 40 70 70 70 50 40 Rain C Snow C C L C C C S C L L L L L L C C C C $$ MTZ328-051100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 23 39 27 40 22 Temp 31 30 27 25 34 39 35 33 34 32 28 30 38 38 34 30 26 23 25 Dewpt 26 25 23 22 27 28 29 30 29 24 21 23 27 25 23 21 19 16 18 RH 81 81 85 88 75 64 78 89 82 72 75 75 64 59 64 69 74 74 74 Wind dir SW SW SW SW SW S S SW SW SW SW SW W W SW SW SW SW SW Wind spd 9 8 6 8 8 10 11 13 14 14 13 13 13 13 10 10 11 10 10 Wind gust 24 Clouds OV OV B2 SC B1 B2 B2 B2 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 50 50 70 20 5 QPF 12hr 0.01 0.01 0.06 0 0 Snow 12hr T 00-00 T Rain S C C Snow S S L C C C S S Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 37 25 40 29 46 30 44 29 46 Temp 34 34 28 27 36 36 31 35 43 40 34 32 38 38 34 32 39 40 Dewpt 23 24 22 22 27 25 22 26 33 31 28 27 32 30 27 26 30 29 PWind dir SW S SW S SW SW SW SW SW Wind char GN GN GN GN GN GN GN GN GN Avg clouds B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 5 20 0 10 40 50 40 30 20 Rain S C C C C C C S S Snow S S S C C C C C S S $$ MTZ305-051100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun 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 29 9 22 4 Temp 29 27 24 23 26 28 24 20 20 15 12 12 15 17 13 10 10 7 11 Dewpt 26 25 21 22 24 25 21 20 19 15 10 12 14 14 10 9 9 6 9 RH 88 92 88 96 92 88 88100 96100 91100 96 88 87 96 96 96 91 Wind dir SW SW W W N E E E E E NE NE E E E E E E SW Wind spd 12 11 10 6 5 6 9 10 12 12 11 10 9 6 6 5 4 5 5 Clouds B1 B2 B2 OV B2 B2 B2 OV OV OV OV OV B2 B2 B2 OV OV B2 B2 PoP 12hr 20 40 90 60 40 QPF 12hr 0.01 0.01 0.15 0.04 0.01 Snow 12hr 00-00 T 2 Rain Snow S S S C D D L L S S C C S S Wind chill -3 -1 -3 Min chill -3 -3 -3 Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 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 34 22 38 27 40 20 34 18 35 Temp 22 32 29 28 35 35 32 34 38 34 27 24 30 31 25 23 32 30 Dewpt 18 28 26 24 30 30 27 30 33 30 25 22 27 27 23 20 26 25 PWind dir SW SW SW SW W W SW SW W Wind char GN BZ BZ BZ BZ GN GN GN GN Avg clouds B1 B1 B2 SC SC SC B2 B2 OV B2 B2 B2 B2 B1 B2 B2 B2 B2 PoP 12hr 5 10 0 20 60 40 40 40 30 Rain S C L C C C Snow C S C C C C C S $$ MTZ314-051100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 826 PM MST Thu Dec 4 2025 Date Thu 12/04/25 Fri 12/05/25 Sat 12/06/25 Sun MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 21 34 19 33 20 Temp 29 29 26 25 30 34 29 28 30 29 23 24 28 29 25 26 27 24 28 Dewpt 25 25 23 23 26 26 24 24 28 26 21 24 26 25 22 24 22 18 22 RH 85 85 88 92 85 72 81 85 92 88 92100 92 85 88 92 81 77 78 Wind dir W W W W W SE SE S SW W NW NW W W W SW SW W W Wind spd 10 10 10 6 4 5 8 9 8 10 9 6 4 3 5 9 10 11 12 Wind gust 25 21 23 Clouds B2 B2 OV OV B1 B1 B1 OV OV OV OV OV OV B2 OV OV B2 B2 B2 PoP 12hr 60 40 90 70 30 QPF 12hr 0.01 0.01 0.18 0.10 0.01 Snow 12hr T T 1 Snow L S C C S D D D L L C C C C Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 39 27 40 28 45 25 40 25 41 Temp 36 36 33 33 38 36 34 40 43 38 32 29 36 36 32 30 38 35 Dewpt 28 26 25 25 29 27 26 31 34 29 27 24 28 29 27 25 30 29 PWind dir W SW W SW W W W W W Wind char GN BZ BZ GN BZ BZ GN GN GN Avg clouds B1 B1 B2 B1 SC SC B2 OV OV B2 B2 B2 B2 B1 B2 B2 B2 B2 PoP 12hr 5 10 0 20 50 60 50 50 30 Rain S C C L C C C Snow S S L C C C C C C C $$ http://www.weather.gov/greatfalls