Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
109 FOUS55 KTFX 201609 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 909 AM MST Thu Nov 20 2025 MTZ312-202300- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 52 32 52 36 54 Temp 39 50 45 38 36 36 35 36 48 52 47 42 41 41 39 40 50 54 49 Dewpt 29 32 33 30 29 28 27 29 31 27 26 24 25 24 23 25 27 27 28 RH 67 50 62 73 75 72 72 75 51 38 43 48 52 50 52 55 41 35 44 Wind dir SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW Wind spd 3 5 5 8 10 12 13 14 18 21 16 18 18 18 19 19 19 19 12 Wind gust 28 29 Clouds FW CL FW FW SC SC FW SC FW FW FW SC SC SC B1 SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 36 57 39 50 24 33 16 33 Temp 41 41 51 50 45 45 49 40 32 27 30 28 23 19 26 26 Dewpt 27 26 27 25 25 24 22 17 19 19 17 14 13 12 12 12 PWind dir SW SW SW SW W NW W SW Wind char GN GN GN BZ GN GN LT LT Avg clouds SC B1 B1 SC B2 B2 B1 SC B1 B2 B2 B1 B1 SC SC SC PoP 12hr 0 5 5 20 30 20 10 5 Rain S S Snow S S C C S $$ MTZ303-202300- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 48 29 48 33 50 Temp 30 44 41 34 33 33 32 32 44 48 42 37 38 38 36 37 46 49 44 Dewpt 20 28 31 28 26 27 25 26 26 26 26 24 24 24 24 25 28 29 30 RH 66 53 67 78 75 78 75 78 49 42 53 59 57 57 61 61 49 46 57 Wind dir S S SW W W W W W W W W W W W W W W W W Wind spd 5 8 9 11 12 12 13 13 19 24 19 21 21 21 21 21 23 21 14 Wind gust 24 33 36 33 34 35 34 34 35 36 35 25 Clouds FW FW FW FW SC SC SC SC SC SC SC SC SC B1 B1 B1 SC SC B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 34 52 33 44 19 31 10 30 Temp 39 37 46 44 39 37 41 33 26 21 27 23 17 13 23 22 Dewpt 28 27 29 28 27 25 23 21 18 15 16 14 12 9 12 12 PWind dir SW SW SW SW NW NW NW SW Wind char GN GN GN BZ BZ GN LT LT Avg clouds B1 B2 B1 B1 B2 B2 SC B1 B2 B2 B1 SC SC SC SC SC PoP 12hr 5 5 20 40 40 10 5 0 Rain S S Snow S S C C S $$ MTZ319-202300- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 49 28 49 29 51 Temp 39 46 43 39 34 33 30 30 41 48 43 39 37 35 31 30 41 50 45 Dewpt 34 35 32 31 28 28 27 27 32 31 28 26 26 25 24 25 28 29 27 RH 82 65 65 73 78 82 88 88 70 51 55 59 64 66 75 81 59 44 49 Wind dir W E W SW W SW SW S SW SW SW SW SW SW S S S SW S Wind spd 1 2 3 5 5 5 5 4 5 8 8 10 9 8 5 5 4 6 5 Clouds SC CL FW FW SC FW SC SC FW FW FW SC SC SC SC B1 SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 30 52 31 48 23 35 15 33 Temp 36 31 42 46 39 33 42 40 33 26 28 31 23 17 25 29 Dewpt 25 25 28 26 24 23 24 16 17 18 17 14 13 12 15 14 PWind dir S S S SW W NW W W Wind char LT LT LT GN GN LT LT LT Avg clouds SC B1 B1 SC B1 B1 B1 B1 SC B1 B1 SC SC SC B1 SC PoP 12hr 0 5 10 30 30 30 10 10 Rain C C Snow C C S C C S $$ MTZ326-202300- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 49 24 50 24 51 Temp 38 47 44 36 31 28 26 26 40 49 44 35 30 29 27 27 41 50 45 Dewpt 33 33 32 30 28 27 25 25 31 31 29 27 26 25 23 23 28 28 28 RH 82 58 62 79 88 96 96 96 70 50 55 72 85 85 85 85 59 42 51 Wind dir N NW W S S S S S W W E S S S S S W W S Wind spd 0 1 1 3 2 2 2 3 2 4 4 5 5 5 5 5 3 4 4 Clouds SC CL FW FW FW FW SC SC FW FW FW FW SC SC B1 SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 26 52 27 50 19 35 12 34 Temp 31 27 42 45 35 30 42 42 29 25 30 31 22 18 26 29 Dewpt 25 23 27 25 23 22 24 17 16 16 15 13 13 11 12 12 PWind dir S S S SW W W SE SW Wind char LT LT LT GN GN LT LT LT Avg clouds SC SC SC SC SC B1 B1 SC B1 B1 B1 B1 SC SC B1 SC PoP 12hr 0 5 5 30 20 20 10 10 Rain S C S Snow S C S S S $$ MTZ330-202300- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 44 18 44 21 41 Temp 38 44 39 30 25 23 20 20 36 44 38 30 27 25 23 24 33 40 37 Dewpt 33 30 29 27 23 23 20 20 28 27 28 27 25 24 22 23 27 26 27 RH 82 57 67 88 92100100100 72 51 67 88 92 96 96 96 78 57 67 Wind dir E W N S SE N N N SW SW SW SW SW S S S S SW SW Wind spd 1 2 0 1 1 0 0 0 2 5 4 4 4 2 2 2 4 6 4 Clouds B2 SC FW FW FW FW SC SC FW FW FW SC B1 B1 B2 B2 B1 SC SC PoP 12hr 5 0 5 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain Snow Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 16 45 18 38 10 30 4 28 Temp 23 18 35 38 25 21 32 33 20 13 25 26 14 8 22 25 Dewpt 21 18 24 24 21 21 24 21 14 9 10 9 8 6 11 12 PWind dir S S S SW W W SW SW Wind char LT LT LT GN LT LT LT LT Avg clouds SC SC SC FW FW SC B2 B1 B1 B1 B1 B1 SC SC B1 B1 PoP 12hr 5 5 5 40 40 30 10 20 Snow S C C C C C S $$ MTZ328-202300- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 24 48 24 48 Temp 41 47 42 34 31 28 27 26 41 48 42 32 29 28 27 26 40 47 41 Dewpt 36 35 34 30 27 25 24 24 31 29 29 25 23 22 22 23 28 26 27 RH 82 63 73 85 85 88 88 92 67 47 60 75 78 78 81 88 62 43 57 Wind dir S N E S S S S SW SW SW SW SW S S S S SW SW S Wind spd 2 2 2 3 4 4 5 5 3 4 5 5 8 8 8 8 5 5 5 Clouds SC FW FW FW FW FW SC SC FW FW FW SC SC SC B1 SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 50 28 47 17 34 12 33 Temp 29 27 40 41 32 31 42 38 25 21 30 28 19 16 27 27 Dewpt 23 22 25 24 22 22 23 16 13 12 11 8 8 8 11 12 PWind dir S S S SW SW SW SW S Wind char LT LT GN GN GN LT LT LT Avg clouds SC SC SC FW SC SC SC SC SC SC SC SC SC SC B1 SC PoP 12hr 0 0 0 10 10 5 0 5 $$ MTZ305-202300- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 44 25 51 29 53 Temp 28 39 37 30 30 30 29 30 44 50 45 39 36 35 34 34 46 52 46 Dewpt 18 25 28 25 26 27 25 26 31 31 30 27 25 26 24 25 30 30 31 RH 66 57 70 81 85 88 85 85 60 48 55 62 64 69 66 69 53 43 55 Wind dir E SE E S SW SW SW SW SW SW SW SW SW SW SW SW SW W W Wind spd 1 2 2 4 8 10 11 11 14 16 13 14 13 13 13 13 16 16 10 Clouds FW FW FW FW FW SC SC B1 SC SC SC SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 55 32 51 20 33 11 31 Temp 35 35 47 47 38 39 47 39 28 24 28 27 19 16 24 24 Dewpt 28 27 30 29 29 27 26 23 21 18 19 18 15 11 14 14 PWind dir SW SW SW SW W NW W W Wind char GN GN GN BZ BZ GN LT LT Avg clouds SC B1 B1 SC B1 B2 B1 B1 B2 B2 B2 B1 B1 SC SC SC PoP 12hr 0 5 20 30 30 20 5 5 Rain S C C C Snow C C S S $$ MTZ314-202300- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 909 AM MST Thu Nov 20 2025 Date Thu 11/20/25 Fri 11/21/25 Sat 11/22/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 29 54 30 55 Temp 47 52 45 36 34 34 32 34 49 53 45 38 36 36 35 36 50 55 48 Dewpt 32 32 34 30 28 27 26 26 28 27 27 24 23 21 21 22 27 28 29 RH 56 46 65 79 78 75 78 72 44 36 49 57 59 54 56 56 41 35 47 Wind dir SW W SE S S S S SW W W W SW SW SW SW SW W W W Wind spd 2 2 2 5 5 5 6 6 6 10 6 9 8 8 8 9 10 10 6 Clouds FW CL FW FW FW FW FW FW FW FW SC SC SC SC B1 SC SC SC SC PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 Wed 11/26/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 32 58 35 52 18 30 12 31 Temp 37 37 52 47 40 42 50 40 28 24 27 25 18 16 27 24 Dewpt 26 25 27 25 25 23 21 16 18 18 14 13 11 11 11 10 PWind dir SW SW SW SW W NW W W Wind char LT LT LT GN BZ GN LT LT Avg clouds SC B1 B1 SC SC B1 B1 SC B1 B2 B2 B1 SC SC SC SC PoP 12hr 0 5 10 20 30 20 10 5 Rain S S Snow S C C S $$ 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