


Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
Versions:
1
529 FOUS55 KTFX 100817 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 216 AM MDT Fri Oct 10 2025 MTZ312-102200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 76 49 69 34 38 Temp 41 39 43 61 74 73 62 59 56 52 53 64 67 63 52 48 43 39 35 36 37 36 Dewpt 38 36 38 39 42 44 44 43 44 44 45 44 42 40 40 36 35 33 31 29 25 24 RH 89 89 82 44 32 35 52 55 64 74 74 48 40 43 63 63 73 79 85 75 61 61 Wind dir SW SW S SE S S S S S SW SW W SW W NW W NW NW NW N N N Wind spd 3 2 2 2 5 6 9 12 10 8 8 9 11 11 12 14 18 18 18 13 12 10 Clouds FW FW SC FW CL CL FW FW SC B1 B1 OV OV OV OV OV OV OV OV B2 B2 B2 PoP 12hr 5 5 90 80 80 QPF 12hr 0 0 0.05 0.65 0.23 Snow 12hr 00-00 00-00 00-00 Rain C C D D D D D D D Snow D L L L Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 27 38 25 45 28 53 31 53 Temp 31 28 32 37 30 28 38 43 33 31 45 49 36 35 46 49 Dewpt 26 24 27 29 27 25 30 31 29 27 32 33 30 30 33 34 PWind dir NE NE NW SW S W NW W Wind char GN GN GN LT LT LT GN GN Avg clouds OV OV OV B2 B2 B1 B1 SC SC SC SC FW SC B1 SC SC PoP 12hr 80 50 20 20 20 20 30 20 Rain S S C C S Snow L D C S S S S $$ MTZ303-102200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 43 63 28 35 Temp 38 35 37 56 67 67 54 49 48 46 48 59 62 57 46 41 36 31 29 32 34 32 Dewpt 33 32 34 38 41 42 40 40 40 40 39 37 35 33 32 33 32 28 27 26 24 23 RH 82 89 89 51 39 40 59 71 74 79 71 44 36 40 58 73 85 88 92 78 66 69 Wind dir NE E E SE SE SE SE W W W W W W W W NW N N N N N N Wind spd 3 3 4 10 12 10 6 9 10 11 13 19 21 20 19 19 18 18 18 16 14 12 Wind gust 24 31 33 32 29 28 28 27 25 Clouds FW FW FW CL CL CL SC FW SC SC SC SC SC B1 B2 OV OV OV OV B2 B2 B2 PoP 12hr 0 10 10 80 90 QPF 12hr 0 0 0 0.09 0.04 Snow 12hr 00-00 00-00 00-00 Rain C C D D Snow D D D L L C Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 21 33 20 42 23 50 27 51 Temp 25 22 29 32 25 23 34 39 30 27 42 45 32 29 43 47 Dewpt 21 20 25 25 24 21 28 29 26 24 30 31 25 25 30 32 PWind dir NE NE E SE S W NW W Wind char GN GN LT LT LT GN GN GN Avg clouds OV OV OV B2 B2 B2 B1 SC SC SC SC FW SC SC SC FW PoP 12hr 70 50 20 10 5 10 10 10 Snow C L C S S $$ MTZ319-102200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 76 48 66 37 45 Temp 45 41 43 59 74 73 65 60 57 51 49 58 64 59 51 47 44 39 37 40 43 42 Dewpt 36 35 37 44 45 43 43 44 46 45 44 47 48 43 39 37 35 33 32 32 31 28 RH 70 79 79 57 35 34 45 55 67 80 83 67 56 55 63 68 70 79 82 73 62 57 Wind dir W SW W SE S S S S SE W SW SW W W W W W W NW NW N N Wind spd 2 3 4 5 10 11 13 12 8 4 4 4 8 10 12 12 10 8 9 11 11 10 Wind gust 24 Clouds CL SC SC FW CL CL FW SC B1 OV OV OV OV OV OV OV OV OV OV B2 B2 OV PoP 12hr 30 20 90 90 80 QPF 12hr 0 0 0.14 0.58 0.17 Snow 12hr 00-00 00-00 00-00 Rain S L D D D D D D L L L Rain shwrs L D D Snow L Tstms S S S Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 28 39 26 47 31 54 32 53 Temp 36 29 32 38 33 28 37 45 38 31 44 50 41 33 42 49 Dewpt 28 25 27 29 26 26 31 32 30 29 36 34 32 31 34 33 PWind dir N N NW N SW W NW NW Wind char GN LT LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 SC SC SC SC SC B1 B1 B1 SC PoP 12hr 70 40 20 20 20 20 40 30 Rain L S S S S S S C C C S Snow L L C S S S S S $$ MTZ326-102200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 46 67 33 47 Temp 44 40 45 62 73 72 60 56 53 49 51 60 65 59 50 44 41 36 34 42 45 44 Dewpt 36 35 40 43 44 44 45 47 47 46 48 50 50 49 46 43 39 36 32 35 32 31 RH 73 82 82 50 35 37 58 72 80 89 89 69 58 69 86 96 92100 92 76 60 60 Wind dir E SE SW SE SW S SE SE E SE S W W W W W W W W W W W Wind spd 8 5 5 3 5 8 10 11 10 8 5 5 6 6 10 11 10 9 9 9 9 5 Clouds CL B2 B1 FW FW FW FW FW SC B2 B2 OV OV OV OV OV OV OV OV B1 B1 B1 PoP 12hr 40 10 90 90 70 QPF 12hr 0.01 0 0.14 0.75 0.25 Snow 12hr 00-00 00-00 00-00 Rain C L L D D D L L C C C Rain shwrs D D D Tstms S C S Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 46 25 50 29 56 30 52 Temp 36 27 38 43 32 28 40 47 37 32 46 51 38 33 43 49 Dewpt 33 26 32 30 30 28 33 35 35 32 36 35 35 33 36 35 PWind dir SE E E NE SE SW E SW Wind char GN LT GN LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B1 SC B1 SC SC B1 B1 B1 B1 SC PoP 12hr 40 20 20 20 30 30 40 30 Rain C C S S S S C S S C C C C S Snow C C S S S $$ MTZ330-102200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 65 40 56 25 40 Temp 33 32 37 55 63 62 52 48 46 44 46 53 55 51 42 36 31 26 30 37 38 37 Dewpt 28 29 34 43 44 45 47 47 46 44 46 49 45 43 39 36 31 26 29 30 27 27 RH 82 88 89 64 50 54 83 96100100100 86 69 74 89100100100 96 75 64 67 Wind dir SW NE E SW S S S S S S S S SW SW SW SW SW SW SW SW SW SW Wind spd 4 1 2 9 16 12 13 14 8 5 8 12 14 12 14 18 13 11 13 14 17 14 Wind gust 26 23 25 26 25 26 29 27 25 Clouds SC B2 B2 SC SC FW SC B1 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 PoP 12hr 40 50 90 100 80 QPF 12hr 0.02 0.04 0.27 0.43 0.21 Snow 12hr 00-00 00-00 00-00 Rain C C S S C D D D Rain shwrs D D D D Snow C D D D D L L Snowshwrs S Tstms S C C S S Winter Storm A A A A A A A A A Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 17 50 23 50 26 52 25 49 Temp 28 18 42 47 30 26 45 46 34 29 45 48 33 27 43 46 Dewpt 26 18 29 29 27 26 35 34 32 29 37 36 32 27 36 33 PWind dir S SE E SE SE S E S Wind char GN LT LT LT LT LT LT LT Avg clouds B2 SC SC SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 5 20 30 40 50 50 50 Rain S S C C C C C C C C C Snow S S S C C C C Snowshwrs S Tstms S $$ MTZ328-102200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 45 61 32 49 Temp 43 42 44 60 69 66 56 51 49 47 47 58 60 55 45 40 36 34 33 43 47 44 Dewpt 32 35 39 47 47 49 49 48 48 46 47 49 48 48 43 38 34 32 31 32 30 31 RH 65 76 82 62 45 54 77 89 96 96100 72 64 77 93 92 92 92 92 65 51 60 Wind dir S E S S S S S S S SE S SW SW SW W SW SW SW SW SW SW SW Wind spd 6 6 8 9 19 21 17 13 10 10 9 8 9 8 10 11 11 11 13 11 11 10 Wind gust 32 34 27 Clouds FW B2 FW FW FW FW FW B1 SC OV OV OV OV OV OV OV OV B2 B2 SC B1 B2 PoP 12hr 40 20 90 90 60 QPF 12hr 0 0.01 0.23 0.56 0.13 Snow 12hr 00-00 00-00 00-00 Rain C S L D D D L L S S S Rain shwrs L D D D Snow D L L Tstms S C C S Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 26 48 26 51 31 57 30 53 Temp 35 27 41 44 30 28 40 47 36 33 47 51 36 32 44 49 Dewpt 30 26 33 33 30 27 33 37 34 31 36 38 34 32 36 37 PWind dir SE NE NE NE SE SW N NW Wind char GN GN GN LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B2 SC SC SC SC B1 B1 B1 B1 SC PoP 12hr 20 5 20 20 20 30 40 30 Rain S S S S S S S S C C C C Snow S S S S C $$ MTZ305-102200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 74 44 73 33 43 Temp 43 39 43 63 73 72 58 53 50 48 50 66 71 67 54 49 44 39 34 39 41 39 Dewpt 36 35 36 41 41 43 42 42 43 41 43 45 42 41 40 39 38 34 32 31 28 26 RH 76 85 76 44 31 35 55 66 77 77 77 47 35 39 59 68 79 82 92 73 59 59 Wind dir E E E E E E SE E SE W SW W W W W W NW NW NW NW NW N Wind spd 8 8 6 9 10 10 10 8 8 8 9 11 13 11 13 14 18 18 18 18 17 13 Wind gust 27 Clouds FW FW FW SC FW FW FW FW FW B1 SC SC B1 B2 OV OV OV OV OV B2 B2 B2 PoP 12hr 0 0 20 80 70 QPF 12hr 0 0 0 0.40 0.28 Snow 12hr 00-00 00-00 00-00 Rain S S L L D D L L C Snow L C C Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 23 42 22 49 26 55 30 55 Temp 30 24 35 40 29 26 40 45 34 31 46 50 37 33 47 51 Dewpt 25 20 25 26 26 23 29 31 31 29 34 33 33 31 34 34 PWind dir N E E E SE SW NW W Wind char GN GN GN LT LT LT LT GN Avg clouds B2 B2 B2 B2 B2 B1 B1 SC SC SC SC FW SC SC SC SC PoP 12hr 30 20 10 10 10 10 20 20 Rain S S Snow C S $$ MTZ314-102200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 216 AM MDT Fri Oct 10 2025 Date Fri 10/10/25 Sat 10/11/25 Sun 10/12/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 49 69 30 41 Temp 45 43 49 68 75 71 58 55 55 53 57 67 63 56 50 44 41 36 31 37 38 36 Dewpt 36 35 36 40 42 45 43 43 43 44 46 50 48 49 48 43 39 36 31 33 31 29 RH 70 73 61 36 31 39 57 64 64 71 67 54 58 77 93 96 92100100 85 76 75 Wind dir SE SE SE SE S SE SE S S S SW NW NW NW NW NW W NW NW NW NW NW Wind spd 6 6 5 6 10 9 13 12 10 8 5 6 8 5 10 12 13 13 14 16 14 10 Wind gust 19 Clouds FW FW SC B1 FW FW FW FW FW SC SC OV OV OV OV OV OV OV OV B2 B2 B2 PoP 12hr 5 0 90 90 80 QPF 12hr 0 0 0.19 0.89 0.38 Snow 12hr 00-00 00-00 00-00 Rain C C D D D D D D L L Rain shwrs D D Snow D L L L Tstms S S Date Mon 10/13/25 Tue 10/14/25 Wed 10/15/25 Thu 10/16/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 23 39 22 47 28 54 29 51 Temp 28 24 34 38 28 26 40 42 33 32 48 47 36 33 45 46 Dewpt 26 23 28 30 28 26 32 33 32 30 36 35 33 30 35 35 PWind dir N E E E SE W W W Wind char GN GN GN LT LT LT LT LT Avg clouds B2 B2 B2 B2 B1 B1 B1 SC B1 SC SC SC B1 B1 B1 SC PoP 12hr 60 30 20 20 30 20 40 30 Rain C S S S C C C S Snow L L C S S S $$ http://www.weather.gov/greatfalls