Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
209 FOUS55 KTFX 240451 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 1051 PM MDT Sun Aug 23 2026 MTZ312-241000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 54 80 52 83 54 Temp 64 57 54 60 72 78 79 69 62 57 53 58 72 80 82 71 64 58 55 Dewpt 36 37 38 37 38 37 38 41 42 43 44 43 42 40 40 42 43 45 45 RH 35 47 54 42 29 23 23 36 48 59 71 57 34 24 22 35 46 62 69 Wind dir W SW SW W W NW N NE E E E NE E NE NE NE E S SW Wind spd 8 9 6 5 4 5 9 9 8 3 2 2 6 9 11 11 6 3 4 Clouds CL FW CL CL CL CL FW FW FW FW SC 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 Rain shwrs Tstms Obvis K K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 58 92 55 87 55 84 51 74 Temp 78 89 68 59 85 85 66 56 78 86 65 55 76 79 61 51 67 73 Dewpt 44 40 46 46 48 45 47 45 43 36 40 41 41 37 40 39 37 33 PWind dir SE SE SW SW SW NW SW W W Wind char LT GN GN GN LT LT LT GN GN Avg clouds SC FW SC B1 SC B1 B1 SC FW FW SC SC FW FW B1 SC FW SC PoP 12hr 5 10 30 30 5 10 10 30 20 Rain shwrs C C C S S Tstms S $$ MTZ303-241000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 76 48 78 50 Temp 58 53 51 57 70 74 76 65 57 51 49 56 70 76 78 67 59 53 51 Dewpt 38 40 41 42 40 38 39 42 43 43 43 44 41 38 39 43 42 43 41 RH 47 61 68 57 33 27 26 43 59 74 80 64 35 25 25 42 53 69 68 Wind dir W W W W NW NW N NE NE NW NW SE SE SE SE E SE SE E Wind spd 10 9 6 8 10 9 11 9 4 2 1 4 11 11 12 10 6 3 3 Wind gust 21 21 Clouds FW CL FW CL CL CL CL FW FW FW B1 FW FW FW FW SC SC SC SC PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 53 86 52 80 50 75 47 69 Temp 73 86 63 54 79 83 62 53 73 78 58 50 71 72 55 47 63 68 Dewpt 43 40 46 44 46 42 43 37 37 36 38 36 39 38 39 37 37 35 PWind dir SE S S SW W W SW W W Wind char LT GN LT GN GN GN GN GN GN Avg clouds SC FW SC B1 SC SC SC FW FW FW FW FW FW FW SC SC SC FW PoP 12hr 0 10 20 10 5 5 10 20 20 Rain shwrs S S S S S $$ MTZ319-241000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 50 83 53 85 56 Temp 63 57 51 58 72 81 81 69 63 58 54 58 71 82 85 72 65 58 56 Dewpt 39 39 40 40 41 36 33 38 40 41 42 43 44 41 38 43 45 45 46 RH 41 51 66 51 33 20 18 32 43 53 64 57 38 23 19 35 48 62 69 Wind dir W SW SW N N NW NW W W N N N E E N SE SW N N Wind spd 6 4 4 0 4 8 9 5 4 0 0 0 1 3 0 4 3 0 0 Clouds FW FW CL CL FW CL FW FW SC SC SC FW FW CL SC SC B1 B1 SC PoP 12hr 0 0 5 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Tstms Obvis K K K K K K K K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 89 57 88 54 85 53 83 50 76 Temp 77 88 66 57 79 82 64 54 75 84 63 53 75 78 61 50 67 75 Dewpt 48 42 48 47 51 48 46 44 46 39 40 41 45 36 38 39 38 34 PWind dir SE S S SW SW W S W SW Wind char LT LT LT LT LT LT LT GN LT Avg clouds SC FW B1 B1 SC B1 B1 SC FW FW SC SC FW SC SC SC FW FW PoP 12hr 20 20 40 20 5 10 20 20 20 Rain shwrs S S C S S S S Tstms S S S S $$ MTZ326-241000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 82 49 84 50 Temp 60 53 48 57 71 80 81 66 59 54 49 58 72 82 82 67 61 54 51 Dewpt 49 47 45 43 43 36 36 44 44 44 44 44 44 42 41 49 50 48 47 RH 67 80 89 59 36 20 20 45 57 69 83 59 37 24 23 52 67 80 86 Wind dir W S S N NW NW N N S S SE N NW NW E SE E SE SE Wind spd 4 3 4 0 3 5 4 3 6 6 3 0 2 3 3 6 6 5 4 Clouds FW FW FW FW FW SC SC SC B1 B2 SC SC FW FW SC SC B1 B1 SC PoP 12hr 5 0 10 20 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Obvis K K K K K K K K K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 51 87 50 85 50 83 47 77 Temp 79 83 61 52 79 81 61 50 77 81 61 50 75 80 58 47 67 76 Dewpt 47 41 50 46 49 48 51 46 48 40 46 42 43 39 43 41 40 37 PWind dir W S S SE SW S SW S SW Wind char LT LT LT LT LT LT LT GN LT Avg clouds SC SC B2 B1 SC SC B1 SC SC SC B1 SC SC SC B1 SC FW SC PoP 12hr 20 30 30 40 10 20 20 30 20 Rain shwrs S C C C S S C S Tstms S C S S $$ MTZ330-241000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 39 79 40 78 40 Temp 52 46 41 50 71 79 73 59 52 46 42 51 72 78 72 59 51 45 41 Dewpt 45 45 41 44 41 32 39 46 46 45 42 45 45 37 42 49 47 45 41 RH 77 96100 80 34 18 29 62 80 96100 80 38 23 34 69 86100100 Wind dir S N N N SW SW SW SW N N N N SW W W N N N N Wind spd 3 0 0 0 6 10 8 2 0 0 0 0 4 5 2 0 0 0 0 Wind gust 14 16 Clouds FW FW FW SC SC SC SC B2 B2 B1 SC SC B1 B1 B1 B1 B2 B1 B1 PoP 12hr 5 0 20 30 30 QPF 12hr 0.01 0 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C Tstms S S S C S Obvis PF PF Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 41 79 39 76 39 73 36 70 Temp 74 74 52 42 72 70 51 40 69 68 50 39 66 66 47 36 63 64 Dewpt 47 41 46 41 49 49 46 39 43 39 39 37 43 35 36 34 38 30 PWind dir SW W SW S SW SW SW S SW Wind char LT LT LT LT LT GN GN GN GN Avg clouds SC SC B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 SC SC SC SC FW PoP 12hr 20 20 40 20 10 20 30 20 20 Rain shwrs S S C S S S C S S S Tstms S S C S $$ MTZ328-241000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 84 49 84 49 Temp 57 51 47 54 70 82 82 66 59 54 50 57 72 82 80 65 59 54 50 Dewpt 38 38 38 41 39 33 37 43 44 44 43 46 43 36 43 49 48 46 44 RH 49 61 71 61 32 17 20 43 57 69 77 67 35 19 27 56 67 74 80 Wind dir SW S S SW SW W NW SE SE S S W NW W E E S S S Wind spd 8 5 4 3 2 4 9 6 6 4 3 2 2 5 6 4 4 4 4 Clouds FW SC SC FW SC SC SC B1 B1 B1 SC FW SC SC B1 B1 B2 B1 SC PoP 12hr 0 0 20 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S S S Obvis K K K K K K K K K K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 49 84 48 83 48 81 44 76 Temp 77 78 58 50 76 78 58 49 74 78 57 48 73 76 55 44 67 72 Dewpt 48 49 49 44 50 49 44 41 45 39 40 38 42 38 39 37 39 34 PWind dir SW S SW S SW SW SW SW SW Wind char LT LT LT GN LT GN GN GN LT Avg clouds SC SC B2 B1 B1 B1 B1 SC SC SC SC SC FW SC SC SC FW FW PoP 12hr 30 20 40 10 10 10 20 10 10 Rain shwrs C S C S Tstms C S S $$ MTZ305-241000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 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 55 82 51 83 53 Temp 65 61 56 62 75 80 80 69 61 55 51 59 73 81 82 70 62 58 54 Dewpt 40 41 42 44 44 41 41 43 47 47 47 46 44 40 39 41 42 41 40 RH 40 48 59 52 33 25 25 39 60 74 86 62 35 23 22 35 48 53 59 Wind dir SW SW SW W W NW NW NW NW W N NE NE NE NE E E E E Wind spd 10 12 11 12 16 18 18 9 3 1 0 2 4 6 6 8 9 9 9 Clouds CL FW FW CL CL CL FW FW FW FW SC FW FW FW FW 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 Rain shwrs Tstms Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 58 95 57 88 55 86 52 77 Temp 81 91 68 59 85 92 68 58 79 87 64 55 78 83 62 52 69 76 Dewpt 42 39 45 44 48 44 49 44 39 37 39 39 41 39 44 42 39 39 PWind dir E E SE SW W SE S SE W Wind char GN GN LT GN GN LT LT GN GN Avg clouds SC FW SC SC SC SC B2 SC FW FW SC SC FW FW B1 SC FW SC PoP 12hr 0 5 5 30 10 10 10 40 20 Rain shwrs C C C S $$ MTZ314-241000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 1051 PM MDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 52 78 48 81 51 Temp 62 56 53 61 70 76 76 64 58 53 49 60 73 79 80 66 60 56 52 Dewpt 45 39 35 37 36 36 38 42 42 41 39 42 41 39 43 45 45 43 41 RH 54 53 50 41 29 23 25 45 55 64 68 51 31 24 27 47 58 62 66 Wind dir W W SW W NW NW NW N SW S S E N N NE E SE SE SE Wind spd 4 4 5 5 9 9 9 3 2 2 1 1 2 4 5 10 9 6 5 Clouds FW FW FW CL CL CL FW FW FW SC B1 FW FW FW FW FW SC B1 B1 PoP 12hr 30 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs Tstms Obvis K K K Date 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 54 90 54 85 53 83 50 75 Temp 79 86 64 56 84 83 64 55 77 82 62 54 76 79 59 51 68 72 Dewpt 43 44 47 41 45 48 48 42 42 39 43 39 41 41 44 38 38 35 PWind dir SE SE S S W SE W SE W Wind char LT GN LT LT LT LT LT GN GN Avg clouds SC FW SC B1 SC SC B2 B1 SC FW SC SC SC SC B1 B1 FW SC PoP 12hr 0 10 20 40 10 20 20 40 20 Rain shwrs S C S S C C S Tstms S $$ http://www.weather.gov/greatfalls