Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
798 FOUS55 KTFX 290331 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 831 PM MST Fri Nov 28 2025 MTZ312-291100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 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 0 18 -2 20 9 Temp 9 8 3 2 13 18 11 5 4 1 0 0 11 19 12 12 13 13 14 Dewpt 4 3 -2 -4 5 8 4 -1 -2 -4 -6 -5 5 11 6 4 5 5 5 RH 80 79 79 75 70 64 73 76 75 79 75 79 76 70 76 70 70 70 67 Wind dir NW W SW S S S S E N NW W SW SW S S SW SW SW SW Wind spd 9 5 5 4 4 4 4 3 3 2 2 2 3 3 4 6 10 10 10 Clouds OV B2 B1 SC FW FW SC B1 B1 B1 B1 SC FW FW FW SC SC SC SC PoP 12hr 80 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 1 00-00 00-00 Snow Wind chill -4 -2 -7 -8 -2 -4 Min chill -5 -7 -9 -4 -5 -1 Winter Storm Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 34 25 35 19 33 22 38 25 41 Temp 27 29 28 32 33 32 30 24 29 29 26 27 34 36 34 28 37 39 Dewpt 19 19 18 28 29 29 26 20 24 22 18 19 26 27 26 20 30 30 PWind dir SW SW SW W SW SW SW SW SW Wind char GN BZ GN LT GN GN BZ GN BZ Avg clouds SC SC B1 B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 30 70 50 10 5 20 20 20 Rain S Snow C L C C C S S S S S S $$ MTZ303-291100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -9 9 -8 19 7 Temp 1 -4 -7 -9 3 8 2 -5 -4 -5 -5 -6 7 17 11 14 13 13 15 Dewpt -2 -7-11-12 -1 4 -2 -7 -8 -9-10 -9 4 12 6 7 4 5 9 RH 87 86 82 86 83 83 83 91 82 82 78 86 87 80 80 73 67 70 77 Wind dir NW W SW S S SE SE W W W SW SW S S SW W W W W Wind spd 13 5 5 3 4 4 3 3 3 2 2 3 5 5 8 10 13 12 12 Clouds B1 SC SC SC FW SC B1 B1 B1 SC SC SC FW FW SC SC SC SC SC PoP 12hr 20 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow Obvis PF Wind chill -17-16-19-19 -6 -7-11-11 -13 -3 -1 -2 -2 Min chill -18 -21 -20 -7 -14 -14 -17 -2 -3 -3 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 31 21 33 12 31 19 36 21 39 Temp 25 26 23 26 30 30 23 18 24 25 22 25 32 33 29 23 34 35 Dewpt 19 20 16 22 27 28 20 15 21 20 16 19 25 26 22 19 28 28 PWind dir W W W NW W W W W W Wind char GN BZ GN GN GN BZ BZ BZ BZ Avg clouds B1 SC B2 B2 B2 B2 B2 B2 B1 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 30 40 30 5 5 10 10 20 Rain S Snow C C C C S $$ MTZ319-291100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 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 2 20 7 26 10 Temp 12 11 5 3 11 18 16 14 14 13 10 8 17 25 22 17 14 13 14 Dewpt 5 3 0 -1 5 8 7 7 7 7 6 5 11 13 11 9 7 7 9 RH 73 69 79 83 76 64 67 73 73 76 83 87 77 60 62 70 73 76 80 Wind dir W SW S S E E W W W NW W SW E E S SW SW SW SW Wind spd 8 2 2 2 2 2 3 2 2 1 1 1 1 1 3 5 6 5 5 Clouds B2 B1 SC SC FW FW SC B2 B2 B2 B1 SC FW FW FW SC SC SC SC PoP 12hr 30 0 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow Winter Weath Y Y Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 23 35 20 34 20 37 26 41 Temp 24 30 25 27 31 33 30 25 29 31 26 24 31 35 34 28 34 40 Dewpt 16 17 17 22 27 26 24 21 23 20 17 18 25 24 25 22 28 30 PWind dir SW SW W W SW SW SW SW SW Wind char LT LT LT LT LT GN LT GN LT Avg clouds SC B1 B1 OV B2 B2 B2 B2 B2 SC B1 B1 B2 B1 B2 B1 B2 B1 PoP 12hr 0 40 70 50 10 10 20 30 30 Rain C Snow C L L C C S S S C C C $$ MTZ326-291100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -2 21 7 25 5 Temp 9 7 2 -1 12 20 17 12 11 11 10 9 17 24 19 12 10 10 10 Dewpt 6 3 -1 -2 6 8 7 5 7 8 6 7 13 15 11 5 4 4 5 RH 87 83 87 95 76 59 64 73 83 87 83 91 84 68 70 73 76 76 80 Wind dir NW W SE SE N N S E E E SE E SW SW SE SE SE S S Wind spd 8 3 2 2 0 1 1 2 2 2 2 2 1 1 1 2 4 4 3 Clouds B2 B1 SC FW SC FW B1 B1 B2 B2 B2 B1 SC FW FW SC SC SC SC PoP 12hr 70 0 5 5 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr T 00-00 00-00 Snow Obvis F Wind chill -3 Min chill -4 -3 -1 Winter Weath Y Y Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 31 18 35 18 33 13 36 21 40 Temp 24 27 21 26 30 32 26 23 28 28 19 19 30 34 29 23 33 37 Dewpt 16 14 14 22 27 25 24 21 24 18 14 14 22 23 24 20 28 27 PWind dir S S SW W SW S S SW SW Wind char LT LT LT LT LT LT LT GN LT Avg clouds SC B1 B1 OV OV OV B2 OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 0 30 60 40 10 10 20 20 30 Rain S Snow C L C C C S S S C S $$ MTZ330-291100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 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 23 6 29 2 Temp 9 3 -2 -2 13 22 19 12 10 10 8 10 22 29 23 12 7 5 5 Dewpt 2 -1 -4 -5 2 3 3 3 4 5 6 8 13 13 12 6 2 2 2 RH 72 83 91 87 61 43 49 66 76 80 91 91 68 51 62 76 79 87 87 Wind dir NE SE N N SE SW S E E N N NE N N NW N N SW SW Wind spd 9 2 0 0 1 2 2 1 1 0 0 1 2 4 2 2 1 1 1 Clouds FW FW FW SC FW SC B1 B2 B2 B2 OV B2 B1 FW FW FW SC SC B1 PoP 12hr 10 0 20 20 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S S S S Obvis PF Wind chill -4 Min chill -4 -5 -3 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 25 13 27 10 30 8 28 14 32 Temp 19 22 14 17 23 25 17 12 24 24 12 11 22 26 19 15 26 30 Dewpt 12 13 11 15 19 18 15 11 17 14 9 9 17 17 16 14 22 21 PWind dir SW SW SW W NW SW SW SW SW Wind char LT GN LT LT LT LT LT LT LT Avg clouds B1 B1 B2 B2 OV OV B2 B2 B2 SC SC B1 B2 B1 B2 B2 OV B1 PoP 12hr 5 40 90 40 20 10 30 30 40 Snow C D D C C S S C C C C C $$ MTZ328-291100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 6 26 14 29 11 Temp 12 10 8 7 17 25 22 18 19 18 16 16 24 28 23 17 14 13 14 Dewpt 6 5 3 4 8 9 10 8 9 11 11 11 15 15 14 10 7 7 8 RH 76 80 79 87 67 50 59 64 64 73 80 80 68 58 68 73 73 76 76 Wind dir NE E S S NW N N SE E NE NE N N NW S S S S S Wind spd 13 4 4 4 2 2 2 3 3 4 5 5 2 2 2 3 5 5 6 Clouds SC FW SC SC SC SC B2 B2 OV OV OV B2 SC FW FW SC FW SC SC PoP 12hr 20 0 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow Wind chill -3 -1 Min chill -3 -4 -2 Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 34 20 36 17 32 15 36 21 41 Temp 28 29 21 23 32 31 26 21 28 26 18 19 30 33 27 23 34 37 Dewpt 15 15 14 17 24 25 22 17 21 18 13 14 21 22 21 17 27 27 PWind dir S S SW SW SW S S SW SW Wind char LT GN GN LT LT LT LT GN GN Avg clouds SC B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 20 40 20 0 5 5 10 20 Rain S Snow S C C S S S $$ MTZ305-291100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon 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 -7 6 -15 6 -9 Temp 7 4 -2 -6 2 5 -1 -8-11-12-13-14 -2 5 -2 -5 -3 0 6 Dewpt 5 3 -4 -7 -1 0 -5-10-13-13-15-15 -5 0 -6 -9 -6 -4 1 RH 91 95 91 95 87 79 83 91 90 95 90 95 87 79 82 82 86 83 79 Wind dir W W W SW SW E E E E E SW SW SW S S SW SW SW SW Wind spd 11 8 6 4 2 3 5 3 2 2 2 2 2 2 3 5 8 10 10 Clouds OV B2 B1 B1 FW SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC PoP 12hr 60 0 0 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr T 00-00 00-00 Snow Obvis PF PF Wind chill -8 -9-15-17 -2-13-17 -10-17-17-16 -9 Min chill -8 -15 -18 -13 -19 -13 -15 -10 -17 -16 Winter Storm W W Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 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 29 15 35 11 28 13 35 21 36 Temp 20 22 18 25 32 32 23 17 22 24 19 21 30 33 28 23 33 33 Dewpt 15 17 14 23 30 29 23 16 20 20 17 19 26 27 26 21 29 28 PWind dir SW SW W NW SW SW SW W SW Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 SC B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 0 30 50 40 20 10 20 30 30 Rain C C C C Snow C C C C S S S S C C C C $$ MTZ314-291100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 831 PM MST Fri Nov 28 2025 Date Fri 11/28/25 Sat 11/29/25 Sun 11/30/25 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max -3 18 -1 23 6 Temp 8 7 2 -1 13 17 10 3 4 3 1 2 16 22 13 9 11 12 15 Dewpt 5 3 -1 -5 5 7 3 -4 -4 -6 -7 -5 8 11 4 0 1 2 5 RH 87 83 87 83 70 64 73 72 68 65 68 72 70 62 67 66 63 63 64 Wind dir NW W W SW SW E SE SE SE SE S S S S S S SW SW SW Wind spd 14 10 5 4 2 2 3 5 4 4 4 3 2 2 3 6 6 6 6 Wind gust 27 Clouds OV OV B1 SC FW FW FW FW FW SC SC SC FW FW FW FW SC SC SC PoP 12hr 80 0 0 0 0 QPF 12hr 0.05 0 0 0 0 Snow 12hr 1 00-00 00-00 Snow S Wind chill -9 -7 -9-11 -8 -6 -6 -9 -5 -2 Min chill -10 -10 -11 -8 -9 -9 -2 Winter Storm W W Date 12/01/25 Tue 12/02/25 Wed 12/03/25 Thu 12/04/25 Fri 12/05/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 34 20 35 17 32 17 38 23 40 Temp 29 26 23 30 33 32 27 23 28 26 21 23 34 35 31 25 37 37 Dewpt 18 17 15 25 29 28 25 20 24 19 15 18 25 27 26 21 31 29 PWind dir SW SW W W W SW SW W W Wind char LT GN GN GN LT GN GN GN GN Avg clouds SC SC B1 B2 OV B2 B2 OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 PoP 12hr 0 30 60 60 20 10 20 30 30 Rain C Snow C L C L C S S S C C C C $$ http://www.weather.gov/greatfalls