Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
798 FOUS55 KTFX 062025 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 225 PM MDT Sat Sep 6 2025 MTZ312-071000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 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 86 55 83 52 Temp 80 81 66 58 54 52 60 78 83 82 68 62 57 55 62 77 82 80 67 60 55 52 Dewpt 34 34 34 34 35 35 38 43 46 45 48 48 47 47 48 48 47 44 47 47 45 45 RH 19 18 30 40 48 52 44 29 27 27 49 60 69 74 60 36 29 28 49 62 69 77 Wind dir E E E SE SW SW SW W W W W SW SW SW SW W W W W S SW SW Wind spd 6 10 8 3 5 5 5 8 10 10 8 9 9 9 8 8 8 8 5 4 3 3 Clouds SC SC SC SC SC SC SC B1 B1 SC B1 SC SC SC SC FW SC SC SC FW SC SC PoP 12hr 0 10 10 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis H H H H H H K K K K K K H H Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 81 51 77 51 74 51 71 50 71 Temp 74 76 60 51 69 76 59 52 67 70 57 52 64 67 56 51 64 68 Dewpt 48 49 51 48 49 49 52 49 53 51 52 50 52 50 50 48 51 49 PWind dir SW S W NW W S W SW W Wind char LT LT LT LT LT LT LT GN GN Avg clouds SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B1 B2 B1 B2 B1 PoP 12hr 20 40 30 40 40 50 50 40 40 Rain shwrs S C C S C C C S C C C C C C C C C Tstms S $$ MTZ303-071000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 83 52 80 48 Temp 77 77 62 54 49 46 57 79 81 78 65 59 56 53 61 76 79 76 63 56 51 48 Dewpt 33 33 30 30 31 33 37 44 44 46 47 46 46 45 47 48 47 46 46 46 45 43 RH 20 20 30 40 50 60 47 29 27 32 52 62 69 74 60 37 32 34 54 69 80 83 Wind dir SE SE SE S S W W W W W W W W W W W W W W W W W Wind spd 11 11 8 5 3 3 4 9 11 12 10 10 10 10 10 10 10 9 5 5 4 4 Clouds SC SC SC SC B1 SC SC SC B1 B1 B1 SC SC SC FW SC SC SC SC FW SC SC PoP 12hr 0 10 10 20 5 QPF 12hr 0 0.04 0 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S Obvis H H H H H H K K K K K K K K Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 48 74 48 72 48 70 49 69 Temp 73 77 57 49 69 72 55 49 67 68 54 49 64 67 54 50 63 66 Dewpt 47 45 49 46 50 47 49 46 51 49 48 46 51 49 47 45 50 50 PWind dir S SW NW NW NW NW NW NW NW Wind char LT LT LT LT GN LT GN GN GN Avg clouds SC SC B2 B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 PoP 12hr 20 40 40 40 40 40 50 40 40 Rain shwrs S C C C C C C S C C C C C C C C C Tstms S S $$ MTZ319-071000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 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 83 53 83 53 Temp 80 83 72 66 61 57 59 71 80 82 70 65 58 54 58 71 79 81 70 64 58 54 Dewpt 41 38 39 39 41 42 44 47 47 46 46 48 47 45 48 50 47 45 43 44 43 43 RH 25 20 30 37 48 57 57 42 31 28 42 54 67 71 69 47 32 28 38 48 57 66 Wind dir E E W W W SW W W W NW SW S S SW S W W NW S SW SW SW Wind spd 5 5 5 4 3 3 3 4 9 10 10 8 6 5 3 5 6 5 4 2 2 2 Clouds SC FW B1 B1 SC SC B1 SC SC SC SC SC SC FW FW FW SC SC SC SC SC B1 PoP 12hr 5 20 20 10 10 QPF 12hr 0 0 0.01 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 H H H K Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 79 51 78 52 74 51 71 50 71 Temp 71 75 61 52 68 74 61 53 64 72 60 53 61 69 59 52 61 70 Dewpt 48 46 48 45 51 47 49 47 51 49 49 49 51 51 47 47 49 49 PWind dir SE W NW W NW NW NW W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B2 B1 SC B1 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 40 50 40 50 50 50 60 40 40 Rain shwrs C C C S C C S S C C C C L C C C C Tstms S S S $$ MTZ326-071000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 83 48 81 48 Temp 80 82 68 60 55 51 57 72 80 79 65 59 54 49 56 70 79 80 67 59 53 49 Dewpt 35 33 36 38 38 38 42 46 45 45 49 50 47 44 46 46 41 40 42 42 40 39 RH 20 17 31 44 53 61 57 39 29 30 56 72 77 83 69 42 26 24 40 53 61 68 Wind dir N NE SE SE SE S S W W W S S S S S W W NW E SE SE SE Wind spd 2 3 6 6 5 5 4 5 8 10 8 6 5 5 3 4 6 6 5 5 5 5 Clouds FW FW SC SC SC SC B1 SC SC SC B2 SC SC FW FW FW FW FW SC SC SC B1 PoP 12hr 5 20 20 5 5 QPF 12hr 0 0 0.06 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S S S Obvis K K K K K K K K K K K K K K Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 78 46 78 46 74 46 68 45 69 Temp 70 73 57 47 69 73 57 47 66 69 55 47 60 65 54 46 60 68 Dewpt 44 44 47 42 48 46 48 43 49 47 49 45 49 47 48 43 47 47 PWind dir SE SE SW SE S SE W SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 30 30 30 30 50 50 60 40 40 Rain shwrs C C S S C C S S C C C C L C C C C Tstms S S $$ MTZ330-071000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 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 42 73 37 72 36 Temp 75 75 61 52 47 44 50 67 72 67 56 49 42 38 46 66 72 70 57 48 40 36 Dewpt 33 37 41 43 45 42 45 48 42 44 47 47 42 38 42 45 34 33 36 36 33 32 RH 21 25 48 71 93 93 83 50 34 43 72 93100100 86 47 25 25 45 63 76 85 Wind dir SW SW S SE SE N S SW SW NW S SE SE N S SW SW SW S E E E Wind spd 6 8 4 4 2 0 1 10 12 11 5 2 1 0 1 8 11 10 2 2 1 1 Clouds FW SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 SC SC SC SC SC SC SC SC B1 B2 PoP 12hr 10 60 40 5 5 QPF 12hr 0 0.01 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L L C C S Tstms C C C Obvis K K K K K H H H H H H H H H Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 70 36 69 36 66 36 60 34 62 Temp 64 67 47 37 65 67 47 37 62 61 45 37 54 59 44 35 55 61 Dewpt 38 38 42 37 43 37 42 37 43 40 42 37 44 41 42 35 43 40 PWind dir SE SE S SE SE SE SW SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 B1 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 PoP 12hr 50 40 50 30 60 50 70 40 40 Rain shwrs S C C C S C C C C L C C C L C C C C Tstms S S S S S $$ MTZ328-071000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 50 80 45 80 47 Temp 80 80 67 59 55 52 56 73 79 73 61 54 48 46 53 69 78 79 64 54 50 47 Dewpt 43 40 46 46 47 46 48 49 44 48 49 48 45 43 46 46 39 38 39 40 39 38 RH 27 24 47 62 74 80 74 43 29 41 65 80 89 89 77 44 25 23 40 59 66 71 Wind dir E NE S S S S S SW W SW S S S S S SW SW SW SE SE S S Wind spd 2 4 5 6 5 6 5 5 9 10 6 5 5 6 4 3 5 5 5 5 5 5 Clouds SC B1 B1 B2 B1 SC SC SC SC B1 SC SC FW FW FW SC SC SC B1 B1 B1 B2 PoP 12hr 10 30 20 0 10 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C Tstms S S Obvis K K K K K K K K H H H H H H Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 43 73 43 69 44 65 42 67 Temp 65 69 50 44 64 70 51 44 62 66 50 44 59 63 49 43 59 66 Dewpt 45 46 45 42 49 44 45 42 49 48 46 42 48 47 47 42 46 44 PWind dir S S SW SE N S SW SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 30 30 30 30 50 50 50 40 30 Rain shwrs C C C S C C C S C C C C C C C S C C Tstms S S S $$ MTZ305-071000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue 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 44 83 56 83 52 Temp 75 76 61 55 49 44 52 71 81 81 68 64 60 57 63 76 82 80 67 62 56 53 Dewpt 33 35 38 36 34 34 36 40 41 45 50 51 49 49 51 54 50 49 52 51 47 47 RH 21 22 42 49 56 68 54 32 24 28 52 63 67 75 65 46 33 34 59 67 72 80 Wind dir E E E E E NE W SW SW SW S SW SW SW SW W NW NW E SE SE SE Wind spd 9 10 10 8 5 2 1 2 2 3 5 6 8 9 9 9 8 6 4 5 4 4 Clouds CL SC SC SC SC SC SC B1 B1 B1 B2 B1 B1 B1 SC SC FW FW FW FW FW FW PoP 12hr 0 5 10 5 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis H H H H H H H H H K K K K K Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 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 84 55 79 53 76 53 73 52 72 Temp 77 81 65 56 71 77 62 54 70 73 59 54 66 69 58 53 65 70 Dewpt 52 49 53 51 57 55 57 53 57 56 56 53 58 57 55 53 55 57 PWind dir SE SE E E NW E NW NE E Wind char LT GN GN LT LT LT LT GN GN Avg clouds FW SC B1 B2 B1 B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 10 40 30 30 30 40 50 40 40 Rain shwrs C C C C C C S C C C C C C C C C Tstms S S S S $$ MTZ314-071000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 225 PM MDT Sat Sep 6 2025 Date 09/06/25 Sun 09/07/25 Mon 09/08/25 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 49 82 53 80 52 Temp 76 75 60 54 51 50 61 77 82 77 65 60 55 54 63 76 79 76 63 58 54 53 Dewpt 33 36 36 33 31 30 36 40 43 47 50 49 46 44 46 48 47 48 49 47 44 44 RH 21 24 41 45 46 46 39 26 25 35 58 67 72 69 54 37 32 37 60 67 69 71 Wind dir E E SE SE SE SE S W NW NW SW SW SW SW W NW NW NW S S S S Wind spd 5 8 9 8 6 5 2 3 5 5 5 5 5 5 5 10 9 5 4 4 4 4 Clouds SC SC B1 SC SC SC SC SC SC SC B1 SC SC SC FW SC SC SC SC FW FW SC PoP 12hr 0 20 10 20 10 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S Obvis H H H H H H K K K K K K K K Date 09/09/25 Wed 09/10/25 Thu 09/11/25 Fri 09/12/25 Sat 09/13/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 50 77 51 74 49 67 48 67 Temp 77 78 60 51 71 74 58 52 68 68 55 50 63 63 53 49 62 64 Dewpt 47 48 48 46 51 52 52 48 54 55 53 49 54 53 51 48 52 53 PWind dir SE SE NW S W S W W W Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B2 B1 SC B1 B1 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 20 40 30 40 50 60 60 50 50 Rain shwrs S C C S C C C C C L L C L C C C C Tstms S S S S $$ http://www.weather.gov/greatfalls