Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
293 FOUS55 KTFX 291436 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 836 AM MDT Tue Sep 29 2026 MTZ312-292200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 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 72 55 67 41 63 Temp 53 63 69 70 62 60 59 57 59 63 65 62 52 48 44 42 45 55 61 62 Dewpt 26 26 27 38 41 41 41 41 42 41 39 38 37 36 37 36 36 36 34 37 RH 35 24 21 31 46 49 51 55 53 44 38 41 56 63 76 79 70 49 36 39 Wind dir SW SW W W SW SW SW SW W N N NE NE NE E SE S SW NE NE Wind spd 24 28 26 19 17 19 19 19 19 17 12 10 6 4 3 2 2 3 4 8 Wind gust 34 37 32 28 31 32 29 23 Clouds B2 B2 SC SC SC B1 B1 SC B1 SC B1 SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 0 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 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 43 71 45 69 44 72 47 81 Temp 48 43 63 68 52 45 61 66 50 44 63 70 53 49 72 76 Dewpt 37 37 40 40 41 39 39 38 39 38 39 40 40 38 38 37 PWind dir E SW NW NW E W SE SW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 B1 B1 B1 B1 SC SC FW FW FW FW FW SC SC SC SC PoP 12hr 0 20 20 0 0 0 0 0 Rain S S $$ MTZ303-292200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 67 44 57 36 58 Temp 55 62 64 63 56 54 51 47 47 50 53 55 45 43 40 37 41 50 55 57 Dewpt 29 30 34 40 41 42 42 41 40 38 35 37 33 34 33 31 32 33 34 38 RH 37 30 32 43 57 64 71 79 76 63 50 51 62 70 76 79 70 52 45 49 Wind dir SW W W W SW SW SW NW N N N NE E S SE SE SE SE S SE Wind spd 25 28 27 23 18 14 11 10 10 9 6 5 4 4 4 3 3 4 5 8 Wind gust 41 46 43 40 31 25 Clouds B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 B1 FW SC SC B1 B2 B1 B1 SC B1 PoP 12hr 0 0 20 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 38 66 39 64 38 66 41 76 Temp 44 39 58 61 46 40 56 60 46 39 57 63 47 43 66 70 Dewpt 34 35 40 39 37 36 37 39 36 35 38 40 38 37 39 40 PWind dir SE SW NW SW SE S S SW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 SC B1 B1 B1 B1 SC FW FW FW SC SC SC SC SC SC PoP 12hr 0 5 5 0 0 0 0 0 $$ MTZ319-292200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 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 73 47 70 41 67 Temp 56 67 71 71 60 55 52 48 52 63 66 66 53 48 43 41 45 56 64 66 Dewpt 31 36 34 38 40 41 41 41 42 42 38 35 37 38 37 38 38 37 37 38 RH 38 32 26 30 47 59 66 77 69 46 36 32 54 68 79 89 76 49 37 36 Wind dir SW W W W SW SW S SW W W NW NW NW W N N N N N N Wind spd 4 5 19 11 9 8 6 3 6 14 14 12 8 3 0 0 0 0 5 6 Wind gust 29 23 18 25 26 23 Clouds B2 B2 FW FW SC SC SC SC SC SC SC FW FW SC SC SC SC SC B1 B1 PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 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 44 73 43 71 43 74 46 79 Temp 49 44 61 71 52 43 61 68 50 43 62 71 53 46 67 74 Dewpt 38 39 42 43 41 41 41 40 40 40 41 43 40 39 41 41 PWind dir N SW W NE SW E W S Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC SC FW FW FW FW FW SC SC SC FW PoP 12hr 10 20 10 0 0 0 0 0 Rain S $$ MTZ326-292200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 41 70 37 67 Temp 50 64 71 71 58 52 47 43 48 62 68 69 55 48 41 37 43 56 64 66 Dewpt 36 37 31 35 39 41 40 39 39 42 39 39 40 41 39 37 38 39 38 39 RH 58 37 23 27 49 66 76 86 71 48 34 33 57 77 92100 82 53 38 37 Wind dir S NW W W SW S SE S W NW NW N N E E E E W NW N Wind spd 4 3 5 6 3 4 4 3 2 5 8 8 5 4 5 4 1 1 3 0 Clouds FW FW FW FW FW FW FW FW FW FW SC FW FW FW FW SC SC SC SC B1 PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 39 72 41 71 40 73 42 77 Temp 48 40 62 71 52 42 63 69 50 41 63 71 52 45 68 74 Dewpt 42 39 42 43 43 41 43 41 43 40 41 42 42 38 40 40 PWind dir SE E W SW E SW SE SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC SC FW FW FW FW FW FW SC SC SC PoP 12hr 5 10 10 0 0 0 0 0 $$ MTZ330-292200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 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 64 27 66 27 63 Temp 38 55 63 62 46 38 33 30 36 56 65 63 45 38 32 28 36 55 62 60 Dewpt 38 38 29 33 36 34 33 30 31 37 34 35 35 35 32 28 32 39 35 36 RH 100 53 27 33 68 85100100 82 49 31 35 68 89100100 85 55 36 41 Wind dir N SW SW SW S N N N N W W NW N N N N N SW SW SW Wind spd 0 1 4 4 3 0 0 0 0 1 4 2 0 0 0 0 0 3 8 4 Wind gust 11 Clouds FW FW FW FW FW FW FW FW FW FW FW FW FW FW FW SC FW FW SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 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 30 66 31 67 31 68 33 70 Temp 40 31 58 62 42 33 59 63 41 33 61 64 43 35 62 65 Dewpt 36 31 38 35 35 33 37 32 32 30 36 35 32 31 37 35 PWind dir SW SW SW W N SW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC B1 SC SC FW SC FW FW FW SC FW SC SC SC SC PoP 12hr 0 5 5 0 0 0 0 0 $$ MTZ328-292200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 40 70 39 69 Temp 45 62 71 70 55 50 45 42 45 60 68 67 53 48 42 39 43 60 68 66 Dewpt 33 32 30 36 37 39 38 38 38 39 38 38 37 39 37 35 36 39 38 38 RH 62 32 22 29 51 66 76 86 76 46 33 34 54 71 82 85 76 46 33 36 Wind dir S SW SW W SW S S S SW NW NW N NE N SE S S NW W N Wind spd 6 5 9 10 6 6 5 4 3 3 5 6 5 4 3 3 3 2 3 6 Clouds FW CL FW FW FW FW FW FW CL FW SC FW FW FW FW FW FW SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 73 42 72 42 74 43 77 Temp 48 41 64 70 51 42 63 69 50 42 63 71 52 45 67 73 Dewpt 39 36 41 38 39 37 40 39 38 35 38 40 38 34 37 38 PWind dir E SW NW N SE SW SE SW Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW SC FW FW FW FW FW FW SC SC SC FW PoP 12hr 0 5 5 0 0 0 0 0 $$ MTZ305-292200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 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 75 46 64 36 63 Temp 51 67 73 71 61 57 54 49 51 58 61 60 49 45 40 37 43 55 60 62 Dewpt 29 25 28 39 42 43 43 41 43 37 33 34 34 34 32 29 32 31 32 37 RH 42 20 19 31 49 59 66 74 74 45 35 37 56 65 73 72 65 40 35 39 Wind dir SW W W W W W W W NW N NW NW N SE SE E E E SE SE Wind spd 18 26 27 26 19 17 13 11 10 11 11 9 3 3 4 5 6 6 6 6 Wind gust 37 40 40 31 27 Clouds B2 B2 FW SC SC B2 B1 B2 B1 SC SC FW SC SC B1 B2 B2 B1 B1 B1 PoP 12hr 0 5 10 0 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 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 37 69 38 70 39 72 40 79 Temp 45 38 61 67 49 40 61 66 49 41 62 68 50 43 68 75 Dewpt 36 34 38 43 41 38 36 38 38 35 36 42 41 39 40 43 PWind dir SE S NW NW E E SE SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 B1 B1 SC FW FW SC SC FW FW SC SC SC SC PoP 12hr 0 5 10 0 0 0 0 0 $$ MTZ314-292200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 836 AM MDT Tue Sep 29 2026 Date Tue 09/29/26 Wed 09/30/26 Thu 10/01/26 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 48 65 38 62 Temp 54 68 72 70 59 55 53 50 54 62 61 57 48 45 42 39 45 57 61 58 Dewpt 28 27 30 36 40 40 40 38 39 41 40 37 37 37 36 32 34 36 37 37 RH 36 21 21 29 49 57 61 63 57 46 46 47 65 73 79 76 65 45 41 45 Wind dir SW W W W SW SW SW SW W NW NW N N SE SE SE SE SE E E Wind spd 10 13 18 14 8 6 8 10 16 17 12 8 4 4 4 4 4 4 5 5 Wind gust 20 25 28 27 23 Clouds FW CL FW FW SC SC SC SC B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 5 0 0 30 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain C C Date Fri 10/02/26 Sat 10/03/26 Sun 10/04/26 Mon 10/05/26 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 40 70 42 68 41 72 46 79 Temp 45 41 64 65 50 43 62 64 49 43 64 67 52 48 72 73 Dewpt 37 35 40 40 41 38 37 38 39 36 39 40 40 35 36 38 PWind dir SE SW W NW SE S SE SW Wind char LT LT LT LT GN LT LT LT Avg clouds B1 B1 B1 B1 B1 SC SC FW FW FW SC FW FW SC SC SC PoP 12hr 10 20 30 0 0 0 0 0 Rain S C $$ http://www.weather.gov/greatfalls