Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
204 FOUS55 KTFX 042010 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 210 PM MDT Sat Oct 4 2025 MTZ312-051000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 46 27 60 33 Temp 56 52 45 41 40 36 33 36 42 45 36 32 29 28 34 52 59 58 45 40 36 35 Dewpt 38 38 38 36 35 32 29 30 28 29 29 27 25 24 26 30 27 27 29 28 26 26 RH 51 59 76 82 82 85 85 79 57 53 75 81 85 85 72 43 29 30 53 62 67 69 Wind dir N N N N N N N N N W SW S SW SW SW SW SW SW S SW SW S Wind spd 11 10 8 9 14 20 18 10 8 4 4 5 6 8 9 10 8 4 5 6 8 8 Clouds B2 OV OV OV OV OV OV OV B2 SC SC FW FW FW FW FW CL CL FW CL FW FW PoP 12hr 90 90 0 0 0 QPF 12hr 0.14 0.11 0 0 0 Snow 12hr 00-00 T 00-00 Rain S S C C D D L C Snow D L C Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 40 71 37 65 37 70 42 69 Temp 59 65 46 43 63 66 46 41 54 58 43 39 56 62 47 44 60 61 Dewpt 30 30 27 27 29 30 32 33 36 33 33 31 33 32 31 31 34 32 PWind dir S S SW W W W SW SW SW Wind char GN GN GN LT LT LT LT LT GN Avg clouds FW CL CL CL CL CL FW SC SC SC SC FW FW FW FW FW SC SC PoP 12hr 0 0 0 20 20 20 10 10 20 Rain S S S S S $$ MTZ303-051000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 30 44 22 58 30 Temp 51 48 42 38 34 32 32 36 42 42 32 27 24 25 32 51 58 56 43 37 35 33 Dewpt 39 36 36 34 32 30 28 27 25 24 25 23 20 21 25 31 30 32 32 28 27 27 RH 63 63 79 85 92 92 85 69 50 48 75 85 84 84 75 46 34 40 65 70 72 78 Wind dir N NE N N N N N N NW SW SW SW SW W W W W W W W W SW Wind spd 9 8 10 17 20 19 17 11 6 5 5 6 8 9 9 10 9 6 8 9 8 6 Wind gust 31 29 Clouds B2 OV OV OV OV OV OV B1 FW CL FW FW FW FW FW FW CL CL FW CL FW FW PoP 12hr 90 70 0 0 0 QPF 12hr 0.34 0.01 0 0 0 Snow 12hr 1 T 00-00 Rain C L C D D Snow D L C Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 34 66 34 60 33 67 38 63 Temp 56 62 42 37 60 61 42 37 49 53 39 35 54 59 43 41 54 55 Dewpt 31 34 30 28 32 33 33 33 36 34 31 30 33 32 30 30 34 33 PWind dir SW SW W NW NW NW SW SW W Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW CL FW FW FW CL FW SC SC SC SC SC SC FW FW SC SC SC PoP 12hr 0 0 0 10 20 10 10 10 20 Rain S S S S $$ MTZ319-051000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 35 45 27 58 32 Temp 56 51 48 46 44 37 35 38 42 44 39 35 31 28 30 44 55 57 46 41 38 35 Dewpt 38 37 38 39 38 34 32 33 32 30 29 28 26 24 27 31 29 29 28 27 28 27 RH 51 59 68 76 79 89 89 82 67 57 67 75 81 85 88 60 37 34 49 57 67 72 Wind dir N N NW W NW NW N N N N W SW S SW S S W W SW SW S S Wind spd 11 10 9 6 9 10 12 12 10 5 4 4 4 4 3 2 4 3 6 9 6 5 Wind gust 23 Clouds B2 OV OV OV OV OV OV OV B2 SC SC FW FW FW FW CL CL CL CL CL CL FW PoP 12hr 90 90 5 0 0 QPF 12hr 0.15 0.14 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C L D S Snow D L S Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 36 68 38 65 37 68 40 67 Temp 50 62 46 39 54 64 49 42 52 61 46 40 53 62 49 42 55 61 Dewpt 31 31 28 27 31 33 32 33 35 33 32 32 36 35 33 33 37 35 PWind dir SE S S SW W W SE S S Wind char LT GN LT LT LT LT LT LT LT Avg clouds FW CL CL CL CL CL FW SC SC SC SC FW FW FW FW SC SC B1 PoP 12hr 0 0 0 20 20 20 10 20 30 Rain S S S S S S C $$ MTZ326-051000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 46 26 54 26 Temp 51 49 46 43 42 39 36 39 44 44 39 35 31 27 31 43 52 53 42 35 33 29 Dewpt 41 39 41 42 41 39 36 36 35 34 34 34 30 27 29 31 29 29 29 28 27 25 RH 68 68 83 96 96100100 89 70 68 82 96 96100 92 62 41 39 60 75 78 85 Wind dir N NE W NW NW NW NW N N NE SE S S SE S W W SW SE SE SE SE Wind spd 5 6 5 4 5 5 8 6 6 5 5 3 3 2 2 2 2 1 4 5 5 5 Clouds OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC FW FW CL CL FW CL CL CL PoP 12hr 80 90 10 0 0 QPF 12hr 0.08 0.10 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain D C C C D D D C C Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 31 67 35 66 34 66 38 68 Temp 51 60 41 35 55 62 45 39 54 61 43 37 54 61 45 40 56 61 Dewpt 30 32 30 28 32 32 34 33 35 34 35 32 34 33 35 34 37 35 PWind dir SE SE SW S SW E SW SE S Wind char LT LT LT GN LT LT LT LT LT Avg clouds CL CL CL CL CL CL FW FW SC FW FW FW FW FW SC SC SC B1 PoP 12hr 0 0 0 10 20 10 10 20 30 Rain S S S C $$ MTZ330-051000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 27 45 18 52 16 Temp 45 43 38 35 33 31 33 41 43 40 34 27 22 19 25 43 51 50 35 27 21 18 Dewpt 39 36 36 35 33 31 33 34 30 30 30 27 22 19 24 29 23 26 25 24 21 18 RH 79 76 92100100100100 76 60 67 85100100100 96 57 33 39 66 88100100 Wind dir N N N NW SW SW N N NE N NE NE NE N NE N W W E E E E Wind spd 12 10 9 4 2 1 2 4 6 6 5 2 1 0 1 0 2 2 2 2 1 1 Clouds OV OV B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC CL FW CL CL FW FW FW PoP 12hr 80 80 30 5 0 QPF 12hr 0.03 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain D S L C C L D C Rain shwrs D Snow L C C L C C Tstms S Winter Weath Y Y Y Y Y Y Y Y Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 56 23 57 26 60 26 62 30 59 Temp 46 53 32 25 50 54 36 30 52 56 35 27 52 57 38 31 51 53 Dewpt 25 26 26 24 29 28 30 28 30 27 28 25 31 30 32 30 36 34 PWind dir SE S S S S SE SE S S Wind char LT LT GN LT LT LT LT LT GN Avg clouds FW CL CL CL FW CL CL FW SC FW FW FW FW FW SC B1 B1 B1 PoP 12hr 0 0 0 10 10 10 10 30 40 Rain S C C C Snow C $$ MTZ328-051000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 33 46 24 54 27 Temp 52 48 43 39 37 35 34 40 44 43 34 30 27 25 29 45 53 52 40 33 31 29 Dewpt 38 38 39 38 37 35 34 35 35 35 33 30 27 25 28 33 30 28 28 26 25 23 RH 59 68 86 96100100100 82 70 73 96100100100 96 62 41 39 62 75 78 78 Wind dir N N N E NE NE NE N N NE NE NE S S S SW SW S SE S S S Wind spd 11 11 9 8 6 8 10 11 10 10 5 5 4 4 3 2 2 2 3 4 5 6 Clouds OV B2 B2 B2 B2 B2 B2 B1 SC SC SC FW FW SC FW CL CL CL CL CL CL FW PoP 12hr 60 60 5 0 0 QPF 12hr 0.04 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C C C C S Snow L Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 30 65 32 64 33 65 34 66 Temp 50 58 37 32 53 60 40 35 52 58 40 34 52 58 41 35 54 56 Dewpt 28 32 26 25 30 34 31 29 34 34 31 28 33 35 32 31 36 36 PWind dir S S S S SW SE S S S Wind char LT GN GN GN LT LT LT GN GN Avg clouds CL CL CL CL CL CL FW FW SC FW FW FW FW FW SC SC SC B1 PoP 12hr 0 0 0 10 10 10 5 20 30 Rain S S C $$ MTZ305-051000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 26 62 32 Temp 60 55 47 42 41 38 37 43 49 48 35 32 29 27 33 52 61 59 44 40 36 35 Dewpt 40 38 38 36 34 30 30 28 24 23 23 23 24 23 26 30 26 27 27 26 25 27 RH 47 53 71 79 76 73 75 55 37 37 61 69 81 85 75 43 26 29 51 57 64 72 Wind dir N N N N N N N N NW W SW S SW SW SW SW W W SW SW SW SW Wind spd 13 12 8 5 10 12 13 13 12 9 5 6 9 10 12 14 11 6 5 6 6 6 Clouds B2 OV OV OV B2 OV B2 B1 FW FW FW FW FW FW FW FW FW CL FW FW FW FW PoP 12hr 30 20 0 0 0 QPF 12hr 0.03 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C S S Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 70 37 72 36 65 35 69 39 69 Temp 58 65 47 39 62 66 45 39 54 57 43 37 57 62 47 42 59 62 Dewpt 31 31 32 30 33 34 36 35 37 36 36 34 37 35 35 34 37 38 PWind dir S S SW W W W SW S W Wind char LT GN GN LT GN LT LT GN GN Avg clouds FW CL CL CL FW CL FW FW SC SC SC FW FW FW FW FW FW SC PoP 12hr 0 0 0 10 20 10 5 10 20 Rain S S $$ MTZ314-051000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 210 PM MDT Sat Oct 4 2025 Date 10/04/25 Sun 10/05/25 Mon 10/06/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 45 24 57 31 Temp 54 52 45 42 40 37 36 39 42 42 34 30 29 26 35 51 56 54 41 37 36 35 Dewpt 37 36 42 41 39 36 35 33 32 31 30 28 27 24 27 28 24 27 27 26 25 25 RH 52 54 89 96 96 96 96 79 67 65 85 92 92 92 72 41 29 35 57 64 64 66 Wind dir NW N N N NW NW N NW NW NW SW S S S SW W W NW S S S S Wind spd 10 9 9 6 5 6 9 10 10 6 4 3 5 6 5 5 5 3 4 5 5 5 Clouds B2 OV OV OV OV OV OV OV OV B1 SC FW FW FW CL CL CL CL CL CL CL FW PoP 12hr 80 50 5 0 0 QPF 12hr 0.19 0.12 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S L L L C C C S Snow C Date 10/07/25 Wed 10/08/25 Thu 10/09/25 Fri 10/10/25 Sat 10/11/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 67 39 71 38 63 36 68 42 69 Temp 59 60 45 43 65 63 46 42 56 56 41 38 58 59 47 45 62 59 Dewpt 28 31 30 27 27 31 31 32 36 34 33 32 34 33 33 32 34 35 PWind dir S S SW SW W SW SW S SW Wind char LT GN GN LT LT LT LT LT GN Avg clouds FW CL CL CL FW CL FW FW SC FW SC FW FW FW FW SC SC SC PoP 12hr 0 0 0 10 20 20 10 20 20 Rain S S S S S $$ 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