Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
610 FOUS55 KTFX 102052 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 252 PM MDT Fri Oct 10 2025 MTZ312-111000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 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 49 68 31 38 25 Temp 74 74 62 59 57 53 54 63 66 61 51 47 43 33 31 35 35 34 31 28 27 26 Dewpt 43 43 39 48 46 42 43 36 38 44 34 36 32 33 31 27 27 27 24 25 24 24 RH 33 33 43 67 67 66 66 36 36 53 52 65 65100100 72 72 75 75 88 88 92 Wind dir SE SE S S SW SW SW W W NW W W NW NW NW N N N NE NE NE NE Wind spd 9 9 10 13 11 9 8 9 11 12 12 16 18 19 17 13 11 10 10 14 17 17 Clouds CL CL FW FW SC B1 B2 OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV PoP 12hr 20 40 70 80 70 QPF 12hr 0 0 0.20 0.24 0.13 Snow 12hr 00-00 00-00 00-00 Rain C C L L D Rain shwrs S S S C S Snow D D C C L L L L L Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 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 39 25 46 28 55 31 54 36 57 Temp 31 32 30 26 34 39 31 29 38 47 36 32 46 49 42 38 52 53 Dewpt 24 31 27 23 28 38 28 26 34 40 32 27 31 39 34 29 32 34 PWind dir NE NW W S SW W SW SW SW Wind char GN LT LT LT LT LT LT GN GN Avg clouds OV B2 B2 B1 B1 SC FW FW SC FW FW SC SC SC SC SC B1 SC PoP 12hr 60 20 5 10 10 20 20 20 20 Rain S S S S S S S S Snow L C S $$ MTZ303-111000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 61 28 33 18 Temp 66 66 53 48 46 45 48 59 59 54 45 39 32 31 29 31 31 29 23 22 20 18 Dewpt 39 40 33 42 41 35 38 33 33 42 34 37 30 28 26 23 24 24 18 19 17 18 RH 37 38 46 80 83 68 68 37 37 64 65 92 92 88 88 72 75 81 81 88 88100 Wind dir SE SE SE S W W W W W W W NW N N N N N N NE NE NE NE Wind spd 12 10 6 9 11 13 16 23 23 20 19 20 19 18 18 16 13 11 11 12 12 11 Wind gust 34 31 31 29 26 24 Clouds CL CL SC SC SC SC SC SC FW B2 OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 10 10 70 80 70 QPF 12hr 0 0 0.07 0.03 0.05 Snow 12hr 00-00 00-00 T Rain S S L S Snow L D D C C L L L L L Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 33 20 42 23 51 26 55 32 53 Temp 27 31 25 21 33 35 28 24 36 40 32 27 46 49 37 33 50 49 Dewpt 22 27 22 20 27 33 25 23 31 38 28 23 30 37 29 25 32 34 PWind dir NE E SE S W NW W SW W Wind char GN LT LT LT GN GN LT GN GN Avg clouds OV B2 B2 B1 B1 FW FW FW SC FW FW SC SC FW SC SC SC SC PoP 12hr 60 10 5 0 5 5 10 5 20 Rain S Snow L C $$ MTZ319-111000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 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 48 65 36 42 29 Temp 74 74 66 60 57 51 50 58 63 58 50 46 43 39 36 38 34 33 34 33 33 30 Dewpt 43 43 39 52 49 45 44 39 44 44 36 36 33 36 34 29 27 30 29 29 30 27 RH 33 33 37 75 75 80 80 49 50 59 58 68 67 89 92 70 75 89 82 85 89 88 Wind dir S S S S SE SW W W W NW W W W NW NW NW NW N N N N N Wind spd 11 11 13 12 8 5 4 5 10 10 12 12 10 9 10 10 10 10 8 8 6 6 Wind gust 23 23 24 Clouds FW CL FW SC B1 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 OV OV OV OV PoP 12hr 20 70 80 80 70 QPF 12hr 0 0.02 0.19 0.16 0.14 Snow 12hr 00-00 00-00 00-00 Rain D D L D D L L L L Rain shwrs S C C C L L Snow L L L L L C Tstms S S Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 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 40 26 48 30 56 34 54 35 57 Temp 33 34 32 27 34 41 32 31 36 53 40 35 43 52 42 36 49 54 Dewpt 26 28 26 25 28 37 30 29 30 42 33 32 30 39 33 31 33 35 PWind dir N NW N SW S NW NW SW SW Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B1 SC FW FW SC FW SC B1 B1 SC SC SC SC B1 PoP 12hr 50 10 10 10 20 30 30 20 30 Rain S S S C C S S S S C Snow C S S $$ MTZ326-111000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 63 33 44 24 Temp 73 72 60 55 52 48 50 58 59 55 48 42 38 34 35 38 42 41 34 31 29 25 Dewpt 43 43 38 51 47 43 46 45 46 51 45 41 37 33 34 29 32 34 27 31 29 25 RH 34 35 44 86 83 83 86 62 62 86 89 96 96 96 96 70 67 76 75100100100 Wind dir S S SE SE SE SE W W W NW NW W W W W W W SW E E E E Wind spd 9 8 10 11 10 8 5 5 6 8 10 12 10 9 9 9 8 5 8 10 9 8 Clouds FW FW FW SC SC B2 B2 OV OV OV OV OV OV OV OV B1 B1 B2 B2 B1 B1 B1 PoP 12hr 20 90 100 70 40 QPF 12hr 0.01 0.12 0.59 0.25 0.01 Snow 12hr 00-00 00-00 00-00 Rain D D D L L C C C C C C Rain shwrs S S C C D D D Snow S C C S Tstms S C S C Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 24 50 28 56 31 52 32 57 Temp 35 41 31 25 38 48 31 29 37 53 38 32 44 48 39 33 50 54 Dewpt 26 34 30 24 27 41 31 29 32 46 36 31 33 40 36 31 33 36 PWind dir E E E E S E W S SW Wind char LT GN LT LT LT LT LT LT LT Avg clouds B1 SC B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 B1 SC SC SC PoP 12hr 20 10 10 20 20 40 30 30 30 Rain S S S S C C C C C C S C Snow S S S S $$ MTZ330-111000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 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 40 54 25 36 15 Temp 62 62 51 46 45 44 47 52 52 48 40 32 30 26 28 34 35 33 29 25 19 16 Dewpt 37 41 37 46 45 43 47 40 40 47 39 32 30 26 27 26 26 27 23 25 19 15 RH 39 46 59100100 96100 63 63 96 96100100100 96 72 69 78 78100100 96 Wind dir SW SW S SE SE S S SW SW S SW SW SW SW SW SW SW SW S S SE E Wind spd 14 11 11 12 8 5 9 12 14 12 16 19 13 11 13 13 17 13 12 10 5 2 Wind gust 25 27 32 Clouds SC SC SC B1 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B2 B1 SC SC PoP 12hr 70 90 100 80 30 QPF 12hr 0.09 0.14 0.25 0.24 0.01 Snow 12hr 00-00 00-00 1 Rain S Rain shwrs S S S C C L D D D D D Snow D D D D C C C C S S Tstms S S S S C C C S Winter Storm A A A A A A A A A A A A Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 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 51 22 52 25 52 27 49 28 47 Temp 38 48 29 23 44 50 32 27 39 41 33 27 41 43 34 29 42 45 Dewpt 22 37 29 23 32 46 32 27 37 41 33 27 33 38 34 29 31 33 PWind dir SE E SE SE SE NE SE SW SW Wind char LT LT LT LT LT LT LT LT GN Avg clouds SC FW B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 B1 PoP 12hr 5 10 30 40 40 50 60 40 30 Rain S C C C C C C C L L C C C C Snow S C C S S C L C C $$ MTZ328-111000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 62 31 46 26 Temp 71 68 58 51 48 46 47 58 61 54 44 38 32 32 33 37 45 43 34 33 30 27 Dewpt 42 46 43 50 47 43 44 39 42 50 40 38 31 29 30 26 33 36 28 31 28 26 RH 35 45 57 96 96 89 89 49 49 86 86100 96 88 89 64 62 76 78 92 92 96 Wind dir S S S S SE S S SW SW SW W W SW SW SW SW SW S SE SE E E Wind spd 19 20 17 12 10 10 9 8 9 9 10 12 12 11 13 12 11 10 10 10 10 10 Clouds FW FW SC B2 SC B2 OV OV OV OV OV OV OV B2 B2 SC B1 B2 B2 B1 SC B1 PoP 12hr 50 80 80 40 30 QPF 12hr 0.11 0.05 0.28 0.07 0 Snow 12hr 00-00 00-00 T Rain D L L C C S S C C C C Rain shwrs S C C L L D D Snow L C C S C C C Tstms S C C S C Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 47 25 51 31 55 31 51 31 54 Temp 36 44 30 26 40 47 31 32 39 44 35 31 43 47 36 32 48 50 Dewpt 28 39 29 26 30 45 31 32 38 44 35 31 33 41 34 31 33 37 PWind dir NE NE E SE SW NE W S SW Wind char GN GN LT LT LT LT LT LT GN Avg clouds B1 SC B1 B1 B1 SC SC SC SC SC B1 B1 B1 B1 SC SC SC SC PoP 12hr 5 10 10 20 20 30 30 30 20 Rain S S S C C C C C S S S Snow S S S S C S $$ MTZ305-111000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon 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 45 72 30 41 22 Temp 74 72 58 54 51 49 51 67 72 67 54 48 43 36 31 34 34 33 29 28 25 23 Dewpt 40 45 37 47 44 39 41 37 41 50 38 41 35 33 28 27 29 29 24 24 22 21 RH 29 38 45 77 77 68 68 33 33 54 54 77 73 89 88 75 82 85 81 85 88 92 Wind dir E SE E E S SW SW W W W W W NW N NW NW NW N N N NE NE Wind spd 10 10 9 8 8 8 10 12 16 12 13 17 18 18 18 18 16 12 10 8 9 10 Wind gust 28 Clouds SC FW FW FW FW B1 SC B1 SC OV OV OV OV OV OV OV B2 B2 B2 B2 B2 OV PoP 12hr 5 10 60 60 30 QPF 12hr 0 0 0.12 0.08 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C L L Snow L S S C C C Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 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 42 22 50 26 57 30 57 33 59 Temp 35 34 28 23 37 46 32 27 42 51 38 32 49 51 40 34 53 54 Dewpt 25 30 25 20 29 40 32 27 33 44 37 31 32 40 35 29 33 36 PWind dir E E E SE SW W W SW W Wind char GN GN LT LT LT LT LT LT GN Avg clouds OV B1 B1 SC SC FW FW FW SC FW FW FW SC SC SC SC B1 SC PoP 12hr 30 5 5 5 10 10 10 10 10 Snow C $$ MTZ314-111000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 252 PM MDT Fri Oct 10 2025 Date 10/10/25 Sat 10/11/25 Sun 10/12/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 69 31 38 24 Temp 76 70 57 55 54 52 57 65 64 55 49 43 40 32 31 32 33 32 29 28 27 25 Dewpt 41 44 38 46 44 40 44 49 48 52 47 40 37 32 31 30 31 31 28 27 26 23 RH 28 39 49 72 69 63 62 56 56 90 93 89 89100100 92 92 96 96 96 96 92 Wind dir S S S S S S SW NW N NE NW NW W NW NW NW NW NW N E E E Wind spd 13 9 12 12 11 9 6 9 9 5 11 14 13 14 17 17 13 9 8 6 9 10 Wind gust 24 25 Clouds SC FW FW FW FW SC SC OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 90 100 80 60 QPF 12hr 0 0.14 0.49 0.39 0.02 Snow 12hr 00-00 00-00 00-00 Rain D D D D C Rain shwrs S L L D Snow D D C C L L C C C Tstms S Date 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 Fri 10/17/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 39 22 48 28 57 32 53 33 55 Temp 34 33 29 23 36 38 32 29 43 43 35 32 45 47 39 35 52 51 Dewpt 28 30 26 21 32 38 32 29 39 43 33 30 34 41 34 28 34 35 PWind dir E E E SE S SW W SW W Wind char GN GN LT LT LT LT LT LT GN Avg clouds B1 B1 B2 SC SC FW SC SC SC FW SC B1 B1 SC SC SC B1 SC PoP 12hr 30 10 5 20 10 30 30 20 20 Rain S S C C S S S S S Snow C S S S $$ http://www.weather.gov/greatfalls