Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
532 FOUS55 KTFX 180317 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 816 PM MST Sun Nov 17 2024 MTZ312-181100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed 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 32 42 20 38 15 Temp 42 40 36 35 40 40 34 29 27 26 22 25 34 38 32 23 21 19 18 Dewpt 30 31 24 22 17 13 13 15 16 14 11 13 13 11 13 13 13 11 11 RH 62 70 61 59 39 33 41 55 63 60 62 60 41 32 45 65 71 70 73 Wind dir S SW SW SW W W W SW SW SW SW SW W W NW W SW SW S Wind spd 17 17 17 17 19 18 11 11 12 13 13 13 13 12 8 5 4 3 4 Wind gust 27 Clouds B1 B2 B1 B1 SC SC SC SC SC SC B1 SC FW FW FW FW FW SC SC PoP 12hr 30 20 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C Snow C S Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 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 22 37 22 33 20 29 13 27 Temp 29 32 25 27 35 31 26 24 30 29 25 24 28 26 22 19 23 21 Dewpt 14 18 15 17 20 23 21 18 22 25 21 19 21 21 17 12 15 16 PWind dir S S NW NE NE N N NW NW Wind char LT LT LT LT LT LT LT GN LT Avg clouds B1 B1 B1 B2 B2 B2 OV OV OV B2 B2 OV OV B2 B2 B2 B2 B1 PoP 12hr 0 5 20 50 40 50 50 50 30 Rain S C C C Snow S S C C C C C C C C C C C S $$ MTZ303-181100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 28 39 16 34 11 Temp 36 35 31 31 37 37 31 25 22 21 18 18 30 34 27 19 16 14 14 Dewpt 28 24 18 17 15 14 16 16 16 15 13 11 14 13 15 12 12 10 10 RH 72 64 58 56 40 38 53 68 77 77 80 73 51 41 60 74 84 84 84 Wind dir SW W W W W W W W W W W W NW NW NW NW NW NW NE Wind spd 13 16 18 21 25 24 13 12 10 11 11 12 14 13 8 5 5 3 4 Wind gust 26 28 33 36 35 24 Clouds B1 B2 B1 SC SC FW FW SC SC B1 SC SC FW FW FW FW SC B1 B2 PoP 12hr 30 20 5 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Snow S Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 29 14 30 15 27 12 23 4 20 Temp 24 26 19 19 26 25 20 16 23 23 21 17 21 20 15 10 17 16 Dewpt 14 14 11 12 16 17 16 13 18 19 17 14 16 17 11 6 10 10 PWind dir E E N NE NE NE N NW NW Wind char GN GN LT LT LT GN GN GN GN Avg clouds B2 B2 B1 B1 B2 B2 OV OV OV B2 OV OV OV B2 OV OV B2 B2 PoP 12hr 5 10 20 40 50 50 50 40 30 Snow S C C C C C C C C C C C S $$ MTZ319-181100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed 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 28 39 17 37 13 Temp 40 37 32 30 36 37 34 29 27 25 21 18 30 36 31 25 21 18 16 Dewpt 27 29 23 21 22 20 18 16 16 15 12 10 15 16 16 13 11 9 9 RH 59 72 69 69 56 50 51 58 63 65 68 70 53 43 53 60 65 67 73 Wind dir SE SW W W W W W SW SW SW SW SW W W SW S S S S Wind spd 8 6 4 5 10 13 10 9 6 6 5 4 5 8 4 5 5 5 4 Wind gust 20 24 Clouds B2 OV B2 B1 B1 SC SC SC SC SC SC SC SC SC FW FW SC SC B1 PoP 12hr 80 40 10 10 0 QPF 12hr 0.04 0.02 0 0 0 Snow 12hr 00-00 T 00-00 Rain L Snow L C S S Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 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 38 25 45 29 45 26 40 17 34 Temp 29 36 31 28 38 41 36 30 38 40 35 30 34 35 28 23 28 31 Dewpt 17 23 20 22 29 32 29 26 32 32 28 25 28 27 19 17 21 23 PWind dir S S S SW SW W NW NW W Wind char LT GN LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 10 30 50 40 40 50 50 40 Rain S C C C C C C C C Snow S C C C C C C C C $$ MTZ326-181100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 25 36 11 33 7 Temp 35 34 30 29 33 34 29 23 22 19 17 13 26 32 27 18 15 12 12 Dewpt 29 28 28 28 28 25 21 17 16 14 13 9 17 16 15 11 10 6 7 RH 78 78 92 96 82 69 72 77 77 80 84 84 68 51 60 73 80 76 80 Wind dir E SE W W NW W W S S S S S W W SW S S SE SE Wind spd 5 6 5 5 6 9 6 5 5 5 5 5 5 6 5 6 6 5 5 Wind gust 19 Clouds OV OV OV OV OV B1 B1 B1 B1 B1 B1 SC SC SC SC SC FW FW SC PoP 12hr 80 90 30 10 0 QPF 12hr 0.01 0.12 0 0 0 Snow 12hr 00-00 1 00-00 Rain S C Snow S C D D L C C C Winter Weath Y Y Y Y Y Y Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 36 21 45 29 47 27 44 19 37 Temp 29 34 27 26 38 41 34 30 41 43 34 30 39 40 30 25 32 33 Dewpt 18 21 20 21 30 31 31 28 35 34 31 27 33 30 26 21 25 23 PWind dir S S S S S S SW SW SW Wind char LT GN LT LT LT LT LT LT LT Avg clouds SC B1 B2 B2 B2 B2 OV OV B2 B2 OV B2 B2 B2 B2 B2 B2 B2 PoP 12hr 5 10 20 40 30 40 40 60 40 Rain S S C C C S C C C C L Snow S C C C C L L C C $$ MTZ330-181100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed 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 2 22 2 Temp 23 23 21 22 26 26 21 14 10 6 3 6 18 21 18 11 8 5 4 Dewpt 23 23 21 22 23 17 14 11 10 6 3 6 12 11 10 8 7 4 2 RH 100100100100 88 68 74 88100100100100 77 65 70 87 96 95 91 Wind dir S S S SW SW W W SW SW SW SW SW SW SW SW SW SW S S Wind spd 12 11 6 8 10 12 8 5 4 2 2 2 6 12 9 8 6 5 4 Wind gust 23 Clouds OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 80 100 70 40 10 QPF 12hr 0.04 0.26 0.01 0 0 Snow 12hr 1 4 T Snow D L L D D C L L C C C C C C S Wind chill -1 -3 -5 -6 Min chill -1 -3 -7 Winter Weath Y Y Y Y Y Y Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 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 16 36 22 40 20 39 17 32 Temp 22 27 20 18 32 34 26 22 35 37 25 21 34 35 25 18 29 29 Dewpt 13 18 16 16 24 26 24 21 28 27 23 20 27 26 23 17 23 22 PWind dir S S S S S S S SW SW Wind char GN GN GN GN LT GN GN GN GN Avg clouds B1 B2 B2 B2 OV B2 B2 B2 OV B2 B2 B2 OV B2 B2 B2 OV B2 PoP 12hr 30 30 40 40 30 30 50 60 60 Rain C C C S C C Snow S C C C C C C C C S C C C C L L L C $$ MTZ328-181100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 23 33 8 29 9 Temp 32 31 26 25 30 32 27 20 19 16 12 9 23 29 23 15 12 11 12 Dewpt 25 24 24 23 21 17 16 14 12 10 7 5 12 12 13 9 6 5 6 RH 75 75 92 92 69 53 63 77 74 77 80 83 62 48 65 77 76 76 76 Wind dir S S S SW W W SW SW SW S S S SW SW S S S S S Wind spd 18 14 9 9 9 10 6 6 8 8 8 6 5 8 5 8 10 10 11 Wind gust 28 Clouds B2 OV OV OV B1 SC SC B1 B1 SC SC SC FW SC SC SC SC SC B1 PoP 12hr 80 80 10 5 0 QPF 12hr 0.02 0.03 0 0 0 Snow 12hr T T 00-00 Snow L D C C Wind chill -2 -1 -2 -2 Min chill -4 -1 -2 Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 33 21 40 29 45 28 44 22 39 Temp 28 31 25 23 36 37 32 30 41 41 33 30 39 39 31 26 34 34 Dewpt 17 22 18 18 26 29 27 25 33 34 28 25 30 31 25 20 24 25 PWind dir S S S S S S S S SW Wind char GN GN GN GN LT GN GN GN LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 PoP 12hr 5 10 20 30 20 30 30 50 30 Rain S C C S S C C C C Snow S C C S C C C C C C S $$ MTZ305-181100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed 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 31 46 19 38 10 Temp 41 39 36 35 42 45 38 29 25 24 22 20 31 37 32 22 18 14 13 Dewpt 31 32 28 26 22 19 21 22 20 20 18 17 20 20 20 16 13 11 10 RH 67 76 72 69 44 35 50 75 81 84 84 88 63 50 61 77 80 88 87 Wind dir S SW SW SW W W W W W W W W W NW NW NW W W W Wind spd 9 10 10 12 18 18 13 11 10 10 11 11 16 18 12 10 8 5 5 Clouds B2 B2 B2 B1 SC SC SC SC SC SC SC B1 SC FW SC FW FW FW SC PoP 12hr 30 20 10 10 5 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C S Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 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 14 35 16 32 15 29 9 25 Temp 27 30 20 18 30 30 22 17 28 30 23 20 26 26 19 15 21 20 Dewpt 15 15 12 11 18 18 17 14 20 20 19 18 20 20 16 13 16 14 PWind dir NW E NW NE NE NE NE N W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B2 B2 B1 B2 OV OV B2 OV OV OV B2 OV OV B2 B1 PoP 12hr 0 5 5 30 50 50 60 50 30 Snow S C C C C C L L C C C C $$ MTZ314-181100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 816 PM MST Sun Nov 17 2024 Date Sun 11/17/24 Mon 11/18/24 Tue 11/19/24 Wed MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 28 39 17 34 11 Temp 38 38 33 32 37 37 32 27 25 24 22 19 30 33 28 21 19 16 16 Dewpt 28 28 28 27 22 19 17 17 15 14 13 10 14 13 13 12 11 9 9 RH 67 67 82 81 54 48 53 65 65 65 68 67 51 43 53 68 70 73 73 Wind dir S SW W W W W W W W W W W W NW NW W W W SW Wind spd 11 10 6 8 13 16 13 13 11 12 12 13 18 18 11 10 9 6 5 Wind gust 25 24 26 25 25 21 23 23 24 29 28 21 Clouds B2 OV B2 B1 B1 B1 SC SC SC SC SC SC SC SC FW FW FW FW FW PoP 12hr 40 50 10 10 5 QPF 12hr 0.01 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C Snow C C S Date 11/20/24 Thu 11/21/24 Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 40 21 43 23 40 20 36 12 29 Temp 33 33 27 28 40 35 29 25 36 33 28 25 33 30 23 19 26 24 Dewpt 15 19 17 19 26 25 25 21 27 27 25 22 26 25 19 15 19 17 PWind dir SW S W SE W SE SW W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B2 B2 B2 OV OV OV B2 OV OV OV B2 OV OV B2 B1 PoP 12hr 0 5 20 50 40 50 50 50 40 Rain C C C C C C Snow S C C C C C C C C C C C C $$ http://www.weather.gov/greatfalls