Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
073 FOUS55 KTFX 210306 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 806 PM MST Mon Jan 20 2025 MTZ312-211100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu 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 34 20 32 10 Temp 19 22 24 28 31 32 29 24 24 24 22 23 29 32 26 19 15 15 14 Dewpt 10 8 8 12 13 15 16 12 12 13 12 13 16 17 15 11 7 7 5 RH 67 54 50 50 47 49 58 60 60 62 65 65 58 53 62 70 70 70 67 Wind dir SW SW SW SW SW W W W W W W W W W W SW SW SW SW Wind spd 28 29 28 33 23 20 16 18 18 18 17 14 13 13 9 10 10 12 14 Wind gust 40 35 31 Clouds B1 B1 B2 OV B2 OV B2 SC SC OV OV B2 B2 SC FW FW FW FW SC PoP 12hr 0 20 30 20 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S S S C C S S Wind chill -2 Min chill -3 -2 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 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 23 28 11 20 1 23 12 32 Temp 30 34 30 24 27 24 19 15 18 16 8 3 17 21 16 16 26 30 Dewpt 15 21 25 20 22 19 14 10 11 10 1 -5 6 11 7 6 14 19 PWind dir SW W NW NW NW SW SW SW SW Wind char BZ GN GN GN GN GN GN GN BZ Avg clouds SC B2 OV OV OV B2 B2 B2 B2 B1 SC SC SC SC SC SC SC FW PoP 12hr 10 90 70 40 20 5 5 0 0 Snow L D L C C C S S $$ MTZ303-211100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 17 28 16 27 11 Temp 22 25 26 24 28 28 24 21 22 21 19 18 24 27 21 16 14 15 16 Dewpt 12 11 14 13 14 14 12 11 12 12 12 11 15 16 14 9 7 8 8 RH 65 55 60 62 55 55 60 65 65 68 74 73 68 63 74 73 73 73 70 Wind dir W W W W W W W W W W W W W W W W W W W Wind spd 37 36 37 40 37 31 26 26 23 20 19 18 18 17 13 16 16 17 18 Wind gust 51 49 48 56 46 40 40 35 32 27 Clouds B1 B2 B2 B2 B1 B1 FW FW B1 B2 B2 B2 SC FW FW FW FW SC SC PoP 12hr 10 20 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S Wind chill -1 -1 -2 Min chill -3 -2 -2 High Wind W W W W W W Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 33 19 26 7 19 2 26 14 33 Temp 28 30 26 20 23 20 15 11 15 14 9 4 18 23 19 18 27 29 Dewpt 17 20 22 17 17 15 11 7 9 8 2 -4 10 14 11 9 16 19 PWind dir W W NW NW NW W W W W Wind char WY BZ BZ BZ GN GN BZ BZ BZ Avg clouds B1 B2 OV B2 B2 B1 B1 B2 B1 B1 SC SC SC SC SC SC SC SC PoP 12hr 5 70 30 20 5 0 0 0 0 Snow L L C S $$ MTZ319-211100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu 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 1 34 16 30 9 Temp 3 5 6 9 18 30 30 26 24 23 20 19 26 30 27 21 17 14 12 Dewpt -5 -4 1 2 5 11 13 12 11 10 9 9 13 13 13 9 8 6 5 RH 68 65 79 72 56 44 49 55 57 57 62 64 57 49 55 59 67 70 73 Wind dir S S SW S SE W W W W W W W W W W W SW SW S Wind spd 8 9 8 10 5 14 17 14 12 10 8 5 5 8 5 5 5 5 5 Wind gust 29 35 29 23 Clouds B1 B1 B2 B1 SC SC FW SC SC B1 B1 B1 SC SC SC SC FW FW SC PoP 12hr 5 5 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill -11 -9 -7 -5 Min chill -13 -9 -6 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 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 33 20 28 11 20 0 22 6 28 Temp 21 32 26 21 25 25 20 15 16 18 9 2 14 20 13 9 20 25 Dewpt 10 19 18 16 19 17 13 8 8 7 1 -5 4 9 4 3 10 15 PWind dir S SW N NW N SW S S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 OV OV OV B2 B2 B2 B1 SC SC SC SC SC SC SC FW PoP 12hr 10 60 80 40 20 5 5 0 0 Snow C L D L C C S $$ MTZ326-211100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -8 29 8 26 3 Temp -4 -1 2 5 16 25 25 20 16 15 13 11 21 25 22 14 9 7 5 Dewpt -11 -8 -5 -1 3 9 13 11 8 8 7 6 13 13 12 7 3 2 0 RH 71 71 72 76 56 50 60 67 70 73 76 80 71 60 65 73 76 79 79 Wind dir S S SE SW S W W W SW SW SW SW W W W SW S S S Wind spd 8 8 9 8 5 10 10 9 5 5 4 3 3 4 3 3 3 3 3 Wind gust 21 20 Clouds B1 SC B2 B2 B2 B1 B1 SC B1 B2 B2 B2 B1 SC SC SC FW FW FW PoP 12hr 0 5 20 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S S S Wind chill -19-15-13 -8 -2 Min chill -21 -18 -13 -2 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 31 16 26 4 17 -5 18 2 27 Temp 19 30 22 18 23 24 15 9 13 15 5 -2 10 17 8 6 19 24 Dewpt 10 20 15 12 19 18 11 5 7 7 0 -7 2 7 2 -1 10 14 PWind dir S S W N N E S SE SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B2 OV B2 OV OV B2 B2 B2 B1 B1 SC SC SC SC FW FW FW PoP 12hr 10 50 80 40 10 5 5 0 0 Snow S C D L C S $$ MTZ330-211100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu 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 -30 13 -8 19 -11 Temp -25-24-21-16 2 13 10 5 1 -2 -5 -6 11 19 16 4 -3 -6 -9 Dewpt -31-29-25-20 -7 1 1 -1 -4 -7-10-10 3 7 7 -1 -7-10-13 RH 72 76 81 81 65 58 66 76 79 79 78 82 69 59 67 79 82 82 82 Wind dir S S S SW SW SW SW SW SW SW SW NW NW NW W W W N SE Wind spd 5 5 4 6 8 11 8 5 2 2 1 1 2 4 2 1 1 1 1 Wind gust 18 23 18 Clouds SC SC B1 OV B2 SC SC SC SC SC B1 B2 B1 SC SC SC SC SC SC PoP 12hr 0 5 20 10 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S Wind chill -41-40-34-32-12 -1 -2 -6 Min chill -44 -40 -34 -9 -6 -5 -7 -3 -9 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 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 21 2 22 -4 15 -12 21 -5 27 Temp 11 17 7 3 16 19 8 -1 10 12 -3 -11 9 18 1 -3 17 23 Dewpt 3 8 2 -1 10 12 4 -5 1 3 -7 -16 -1 7 -5 -9 7 13 PWind dir S S SW N NE NE NE NE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC B1 B1 B2 OV B2 B2 B2 B1 SC SC SC SC SC SC FW SC FW PoP 12hr 5 30 60 50 30 5 5 0 5 Snow C L L C C C S $$ MTZ328-211100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -4 29 6 26 6 Temp -1 1 5 8 20 28 23 17 14 12 9 8 19 26 21 12 9 8 8 Dewpt -10 -8 -3 -2 3 9 10 7 6 3 2 1 9 12 11 4 1 0 -1 RH 65 65 69 63 47 44 57 64 70 66 72 72 64 55 65 70 69 69 66 Wind dir SW S S S SW SW SW SW SW SW S SW SW W SW SW S S S Wind spd 11 11 11 16 12 13 11 11 10 8 6 6 5 4 3 5 5 5 5 Clouds SC B1 B2 B2 SC FW FW FW FW FW FW SC FW FW SC FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Wind chill -18-16-11-10 -2 -4 -1 -2 -3 Min chill -20 -17 -12 -2 -5 -1 -3 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 32 14 28 5 18 -4 18 2 28 Temp 23 28 18 15 24 24 15 9 14 16 4 -2 11 16 7 5 19 24 Dewpt 9 16 10 8 15 16 10 4 5 5 -2 -9 0 3 -3 -4 7 12 PWind dir S S SW N N E SW S SW Wind char LT GN GN GN GN LT LT LT LT Avg clouds SC B1 B1 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC FW FW FW PoP 12hr 0 10 30 20 5 0 0 0 0 Snow C C S $$ MTZ305-211100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu 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 -4 31 18 29 7 Temp 7 13 17 18 25 30 28 23 23 24 23 23 26 29 25 17 14 12 11 Dewpt 0 6 10 12 16 21 22 18 17 19 19 18 21 21 19 13 10 8 6 RH 72 73 73 77 68 69 78 81 77 81 84 81 81 72 78 84 84 84 80 Wind dir SW SW SW SW SW W W W W W W W W NW W W W SW SW Wind spd 13 17 17 19 18 17 13 13 17 18 19 18 19 19 13 10 10 10 12 Wind gust 27 28 Clouds B2 B2 B2 B2 OV OV B2 B1 B2 B2 B2 B2 B2 B1 SC FW FW FW SC PoP 12hr 5 40 40 20 0 QPF 12hr 0 0.02 0.01 0.02 0 Snow 12hr 00-00 T T Snow C C S S C C S S Wind chill -10 -4 -1 -4 Min chill -19 -8 -4 Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 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 31 17 28 8 19 3 21 9 29 Temp 23 29 25 20 25 25 17 14 16 17 10 5 16 19 16 15 24 27 Dewpt 15 21 22 17 20 20 14 10 11 12 6 0 9 12 11 9 15 20 PWind dir SW W NW NW W SW SW SW SW Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC B2 OV OV B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC PoP 12hr 5 60 20 20 10 0 0 5 5 Snow L L S S $$ MTZ314-211100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 806 PM MST Mon Jan 20 2025 Date Mon 01/20/25 Tue 01/21/25 Wed 01/22/25 Thu MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -4 31 17 25 8 Temp 5 13 16 18 28 31 26 22 22 22 20 20 22 24 22 18 15 14 12 Dewpt -1 5 9 11 16 18 18 16 14 16 15 16 19 17 14 10 7 6 2 RH 76 70 73 73 60 58 71 77 71 77 81 84 88 74 71 70 70 70 63 Wind dir SW SW SW W W W W W W W NW NW NW NW NW W W W SW Wind spd 9 11 11 14 16 23 20 18 18 20 21 24 25 23 16 11 8 8 6 Wind gust 21 28 35 34 32 31 35 37 39 36 35 28 Clouds B2 B1 B1 B1 B2 B1 B2 OV OV OV OV OV B2 B2 SC FW FW FW FW PoP 12hr 0 30 60 50 5 QPF 12hr 0 0 0.09 0.14 0 Snow 12hr 00-00 00-00 2 Snow C C L L C C S S Obvis BS BS BS BS BS BS BS BS Wind chill -9 -1 Min chill -16 -6 Winter Weath Y Y Y Y Y Y Y Y Y Y Y Y Date 01/23/25 Fri 01/24/25 Sat 01/25/25 Sun 01/26/25 Mon 01/27/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 36 19 25 7 16 -1 26 11 37 Temp 28 31 27 21 23 21 16 12 13 12 5 1 19 20 16 17 31 29 Dewpt 15 21 22 18 20 17 13 9 8 6 -1 -7 9 11 7 7 20 20 PWind dir SW W NW NW NW SW SW SW SW Wind char GN GN GN GN GN LT LT LT LT Avg clouds SC B1 B2 OV OV B2 OV OV OV B1 B1 SC SC SC SC SC SC FW PoP 12hr 10 80 60 40 30 10 5 5 5 Snow C D L C C C C S $$ http://www.weather.gov/greatfalls