Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
487 FOUS55 KTFX 191549 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 848 AM MST Sun Jan 19 2025 MTZ312-192300- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 4 -17 14 6 32 Temp 0 2 -2 -8-11-12-13-13 0 11 10 9 11 16 19 22 28 32 29 Dewpt -5 -5 -9-15-17-18-21-21-13 -5 -5 -6 -4 0 1 5 10 15 16 RH 79 72 71 70 74 74 66 66 53 47 50 49 50 48 44 47 46 49 58 Wind dir NW N N NW W SW SW SW SW SW SW SW SW SW SW SW SW SW W Wind spd 5 10 9 5 5 6 8 10 11 18 18 21 23 25 25 24 21 18 13 Wind gust 28 33 35 32 Clouds B2 B2 B2 B1 B1 SC SC FW FW FW SC SC B1 B2 B2 B2 B2 B2 B1 PoP 12hr 30 10 0 0 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr T 00-00 00-00 Snow C S Wind chill -11-14-18-21-24-27-30-32-17 -7 -9-11 -8 -2 Min chill -14 -18 -24 -30 -34 -11 -11 -6 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 15 30 13 36 23 33 12 26 Temp 22 20 25 26 17 15 30 35 31 25 30 29 21 16 22 22 Dewpt 11 9 13 15 8 5 17 21 19 15 20 21 16 10 12 13 PWind dir W W SW SW SW W NW W Wind char GN GN GN BZ BZ GN GN GN Avg clouds B1 B1 B1 SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 PoP 12hr 20 5 0 5 30 50 40 20 Snow S S C C C C C S S $$ MTZ303-192300- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 4 -19 15 7 29 Temp 0 2 -4-10-13-15-16-16 -3 10 10 10 13 17 19 20 25 29 24 Dewpt -6 -5-10-16-19-20-22-24-14 -4 -3 -3 1 4 5 6 11 14 13 RH 75 72 75 74 73 77 73 66 58 52 55 55 58 56 54 54 55 53 62 Wind dir N N N NW NW NW W SW SW SW SW W W W W W W W W Wind spd 17 17 11 9 9 6 5 6 10 14 19 27 31 31 29 28 29 29 25 Wind gust 28 25 29 42 46 47 43 42 43 42 36 Clouds B1 B1 SC SC SC FW FW FW FW FW SC B1 B2 B2 B2 B2 B1 SC SC PoP 12hr 30 10 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr T 00-00 00-00 Snow S S Wind chill -20-18-22-28-31-29-31-32-20 -7 -9-12 -8 -3 -1 Min chill -21 -23 -31 -32 -34 -13 -13 -7 -1 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 12 27 13 34 21 29 8 22 Temp 19 16 22 23 18 15 28 31 28 22 26 24 17 11 18 18 Dewpt 10 7 13 13 9 7 18 20 18 15 18 18 12 6 10 11 PWind dir W W W W W NW NW NW Wind char BZ BZ BZ WY BZ BZ GN GN Avg clouds SC B1 SC FW SC SC B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 PoP 12hr 5 0 0 5 20 40 20 10 Snow S C C S $$ MTZ319-192300- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 13 -13 7 2 32 Temp 9 11 6 0 -5 -6-10-11 -4 5 4 5 6 8 9 12 19 28 30 Dewpt 2 1 -3 -9-12-15-17-19-14-11 -8 -6 -5 -4 -2 0 5 9 13 RH 72 63 66 65 71 64 70 66 61 46 56 59 60 57 60 58 54 44 49 Wind dir NW N N NW W SW E S SE SE S S S S S S S W W Wind spd 2 10 9 5 3 2 2 2 2 5 6 8 9 9 8 5 5 10 10 Wind gust 21 20 Clouds OV OV B1 SC B1 SC FW FW FW FW FW B1 B1 B1 B2 B2 B1 B1 SC PoP 12hr 30 20 0 0 0 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr T T 00-00 Snow C S S S Wind chill -2 -8-12-13 -6 -8 -8 -8 -5 -3 Min chill -8 -13 -10 -12 -8 -8 -7 -3 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 11 29 12 35 20 33 13 26 Temp 21 14 22 26 18 12 23 34 27 20 27 30 23 15 19 25 Dewpt 9 6 11 11 9 6 13 20 16 15 19 20 15 11 11 13 PWind dir W W SW S SW W NW N Wind char GN LT LT LT GN LT LT LT Avg clouds SC SC SC SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 5 5 0 5 20 50 40 20 Snow S C C C C S S $$ MTZ326-192300- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 13 -23 5 -8 25 Temp 9 12 8 -3-12-15-19-20 -7 3 2 -5 -4 -3 0 3 16 24 22 Dewpt 4 5 1 -9-16-19-23-24-16-11-10-14-12-11 -8 -5 5 10 11 RH 80 73 72 75 82 81 81 81 64 51 56 64 67 68 68 68 61 54 62 Wind dir W NW NW NW W S S S SW SW SE S S S S S SW SW SW Wind spd 2 9 9 6 3 3 2 2 1 2 3 5 5 5 5 5 5 6 8 Clouds OV B2 B2 SC FW SC SC FW FW FW FW B1 SC B1 B1 B2 B2 B2 B1 PoP 12hr 30 20 0 0 5 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr T T 00-00 Snow C C S S Wind chill -6-17-21-25 -6-18-17-15-12 -9 Min chill -6 -21 -26 -22 -6 -18 -16 -11 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 4 26 5 32 15 32 10 24 Temp 13 9 20 22 10 6 22 28 22 16 26 28 19 14 18 20 Dewpt 6 3 11 11 3 0 13 17 14 11 18 21 14 11 13 13 PWind dir SW SW S S S SW N N Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 SC SC SC SC SC B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 5 0 0 5 20 40 50 20 Snow S C C C C S S $$ MTZ330-192300- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 14 -35 5 -23 12 Temp 6 14 9 -6-15-24-31-31-11 2 -1-15-18-17-17-14 3 11 8 Dewpt -2 4 -1-13-22-30-37-38-24-16-14-22-24-22-22-19 -5 0 -1 RH 69 64 63 71 69 72 71 67 51 41 53 69 73 77 77 77 68 60 66 Wind dir SW NW N N NE E E SE N W SW SW S S S S SW SW SW Wind spd 1 3 5 4 3 2 2 2 1 2 2 2 2 2 2 3 5 10 6 Wind gust 17 Clouds B2 B2 B1 FW FW FW FW FW FW FW CL FW SC B1 B1 B2 B2 B2 B1 PoP 12hr 40 20 0 0 0 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr T T 00-00 Snow C C S Wind chill -1-17-25 -24 -8 -2 -3 Min chill -9 -1 -25 -31 -33 -5 -18 -18 -24 -4 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max -11 21 -8 23 0 24 2 21 Temp -3 -9 10 15 -1 -7 13 18 7 2 18 21 10 5 15 17 Dewpt -8 -13 1 6 -5 -12 5 9 3 -2 11 14 6 1 7 8 PWind dir SW W SW S SW S W NE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 SC FW SC B1 SC SC B1 B2 B1 B1 B2 B2 B1 PoP 12hr 5 5 0 5 10 40 50 30 Snow C C C C C C $$ MTZ328-192300- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 18 -14 5 -3 25 Temp 14 17 12 4 -2 -7-11-13 -3 4 3 -1 0 1 6 5 17 25 21 Dewpt 6 9 4 -4 -8-13-17-20-13-11-10-12-12-11 -6 -6 3 8 9 RH 70 70 70 68 75 74 74 70 61 49 53 58 56 56 57 59 53 48 59 Wind dir NW NE NE NE NE E S S SW SW S S S S S S S S SW Wind spd 2 8 10 9 6 3 3 4 3 3 4 5 6 9 10 11 12 11 10 Wind gust 21 20 Clouds OV B2 OV B2 B1 FW FW FW FW FW FW SC SC SC B1 B2 B1 B1 SC PoP 12hr 30 30 0 0 0 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr T T 00-00 Snow C C C S S S Wind chill -1-11-15-16-20-25-12 -3 -7-13-13-15 -9-10 Min chill -1 -1 -15 -20 -25 -7 -13 -15 -10 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 4 27 6 32 13 32 10 24 Temp 12 6 19 22 11 7 23 28 18 14 26 28 18 13 20 20 Dewpt 3 -1 7 10 2 -1 11 16 9 6 15 17 12 7 11 10 PWind dir SW SW S S S S W N Wind char GN LT LT LT GN GN GN GN Avg clouds SC FW FW FW FW FW SC SC SC SC B1 B1 B2 B2 B1 B1 PoP 12hr 0 0 0 0 5 20 20 10 Snow S S S $$ MTZ305-192300- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 -2 -21 3 -4 30 Temp -9 -2 -6-12-14-16-17-19-10 -1 -1 -1 3 10 14 18 26 30 27 Dewpt -16-12-13-17-19-21-23-24-17-11-11 -9 -6 1 5 8 15 19 19 RH 70 61 71 78 77 77 73 77 70 61 61 68 65 66 67 64 62 63 71 Wind dir NW NW NW W W W W SW SW SW S SW SW SW SW SW SW W W Wind spd 3 8 10 9 9 8 8 9 10 12 10 11 13 16 17 17 17 17 14 Clouds SC SC SC SC SC SC SC SC FW FW SC B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 20 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Snow S Wind chill -18-17-24-30-32-34-35-39-29-19-18-18-15 -7 -2 Min chill -18 -24 -32 -35 -39 -22 -18 -12 -1 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 17 29 10 33 18 32 11 24 Temp 22 22 26 24 16 13 26 31 26 21 28 26 18 15 20 20 Dewpt 16 17 18 17 11 6 18 23 20 16 22 21 15 10 13 13 PWind dir W W SW SW SW W NW W Wind char BZ BZ GN GN GN GN GN GN Avg clouds B1 B2 B1 SC SC SC B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 PoP 12hr 30 5 0 5 30 40 20 10 Snow S C S C C C S $$ MTZ314-192300- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 848 AM MST Sun Jan 19 2025 Date Sun 01/19/25 Mon 01/20/25 Tue 01/21/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 0 -17 9 -3 32 Temp -3 -1 -5-11-11-11-13-13 -1 6 2 0 4 12 16 18 28 31 26 Dewpt -7 -8-10-16-16-16-19-19-13-12-12-12-10 -2 2 4 13 16 16 RH 82 71 78 78 78 78 73 73 56 42 51 56 51 52 53 53 53 53 65 Wind dir NW NW NW W W W W SW W SW S SW SW SW SW SW W W W Wind spd 6 10 9 9 9 9 6 6 5 5 8 10 10 10 10 11 12 16 14 Wind gust 19 24 27 26 Clouds B2 B2 B2 B2 B2 B2 B1 SC CL FW FW SC B1 B2 B2 B2 B2 B2 B2 PoP 12hr 30 10 0 0 10 QPF 12hr 0.01 0 0 0 0 Snow 12hr T 00-00 00-00 Snow C S Wind chill -16-18-22-29-29-29-28-28-13 -4-12-16-11 -2 Min chill -16 -22 -30 -30 -29 -12 -16 -8 Date Wed 01/22/25 Thu 01/23/25 Fri 01/24/25 Sat 01/25/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 16 27 12 37 19 32 10 22 Temp 21 21 24 22 17 14 31 32 28 22 29 26 19 15 18 18 Dewpt 13 14 16 12 8 4 19 21 17 13 21 21 14 10 12 11 PWind dir W NW W SW W W NW W Wind char BZ BZ GN GN GN GN GN GN Avg clouds B2 B2 B2 B1 SC SC B1 SC B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 30 10 0 10 30 50 40 30 Snow C S C C C C C C S $$ http://www.weather.gov/greatfalls