Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
810 FOUS55 KTFX 040827 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 227 AM MDT Mon Aug 4 2025 MTZ312-042200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 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 85 55 78 54 84 Temp 59 56 63 75 82 80 65 60 59 57 61 70 75 76 69 61 56 55 63 78 83 82 Dewpt 50 48 50 50 47 51 54 54 54 52 53 51 48 48 47 46 43 42 44 44 42 43 RH 72 74 62 41 29 36 68 81 83 83 75 51 38 37 45 58 62 61 50 30 24 25 Wind dir S SW W NE NE NE W SW SW SW SW W W W W SW SW SW SW W W W Wind spd 4 4 3 3 6 10 9 8 8 10 11 11 11 10 5 5 5 6 6 9 10 10 Clouds SC SC SC SC B1 B2 OV B1 B1 SC B1 SC SC SC SC FW FW SC SC FW SC B2 PoP 12hr 40 70 20 5 0 QPF 12hr 0.01 0.16 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C C S S S S Tstms C C S Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 57 80 52 71 51 76 53 81 Temp 66 59 74 75 59 54 64 67 57 52 68 73 60 54 73 78 Dewpt 46 48 48 45 48 47 45 44 46 46 46 44 45 44 46 42 PWind dir W SW W W W W W W Wind char LT GN GN GN GN GN LT LT Avg clouds B2 B2 B1 SC B1 B1 SC B1 B1 SC SC SC B1 SC SC SC PoP 12hr 10 20 40 30 20 20 5 0 Rain shwrs S C S S C S S Tstms S C C S S $$ MTZ303-042200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 53 73 51 77 Temp 54 51 61 72 76 76 67 59 56 53 58 66 70 72 64 58 53 52 62 73 76 75 Dewpt 52 49 51 51 50 51 51 54 53 51 52 52 51 49 48 47 43 41 42 43 44 44 RH 93 93 70 48 40 42 56 83 90 93 80 61 51 44 56 67 69 66 48 34 32 33 Wind dir SW W W SE S E W W NW W W W W W W W W SW W W W W Wind spd 3 3 3 5 6 6 6 8 8 9 10 11 13 13 10 10 9 9 10 14 16 14 Wind gust 26 25 Clouds SC SC SC SC B2 B1 B2 OV OV B2 B2 B1 B1 SC FW SC SC SC SC SC SC B1 PoP 12hr 30 60 30 5 0 QPF 12hr 0.08 0.13 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L C C S S Tstms S C C C S S S S Obvis H Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 54 72 48 65 48 72 50 77 Temp 61 55 67 68 54 49 61 62 53 49 65 70 57 51 70 75 Dewpt 46 46 48 46 47 46 48 46 49 46 47 45 47 45 48 46 PWind dir SW W W NW NW NW W W Wind char GN GN GN BZ GN GN GN GN Avg clouds B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC PoP 12hr 10 30 40 50 30 20 5 5 Rain shwrs C C C C C C S S Tstms C S C S $$ MTZ319-042200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 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 84 55 81 55 85 Temp 62 56 63 77 83 78 67 63 60 56 60 70 78 80 72 66 60 55 61 77 83 84 Dewpt 41 41 43 45 46 49 51 51 51 49 49 45 43 39 40 40 40 41 42 42 41 41 RH 46 57 48 32 27 36 56 65 72 77 67 41 29 23 31 38 47 59 49 29 23 22 Wind dir W S N NE N W W W SW SW W W W W W SW SW SW SW W W NW Wind spd 2 1 1 3 6 10 8 6 5 5 6 11 13 12 6 4 4 3 2 5 10 10 Wind gust 24 Clouds SC SC SC B1 B2 OV B2 B1 SC SC SC SC SC FW FW SC SC SC FW FW SC B1 PoP 12hr 60 80 10 0 5 QPF 12hr 0.06 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D L C S Tstms S C S Obvis H Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 58 81 53 74 51 78 53 83 Temp 70 58 73 77 63 53 66 72 61 51 69 77 64 53 74 82 Dewpt 45 45 46 43 46 45 42 39 43 43 43 39 42 43 42 38 PWind dir NW W W W W W W W Wind char LT LT GN GN GN LT LT LT Avg clouds B1 B2 B1 B1 B1 B1 SC B1 SC SC SC SC SC SC FW FW PoP 12hr 10 30 40 40 20 10 5 0 Rain shwrs C C S S C S Tstms C C C S $$ MTZ326-042200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 48 83 49 88 Temp 56 51 62 78 85 80 67 60 55 50 57 70 79 80 70 62 54 50 61 80 87 85 Dewpt 41 41 41 44 44 46 47 49 50 47 46 45 41 39 37 40 38 38 39 41 38 39 RH 57 68 46 30 24 30 49 67 83 89 67 41 26 23 30 44 54 63 44 25 18 20 Wind dir S SE N NW S N W W SW SW SW W W NW N E SE SE SW W W NW Wind spd 5 4 1 2 5 9 6 5 4 4 5 9 11 11 5 4 4 3 2 4 8 8 Clouds SC FW SC B2 B2 B2 B1 SC SC SC SC FW SC FW FW FW FW FW FW FW SC B1 PoP 12hr 40 50 5 0 5 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S Tstms C C S Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 85 48 75 45 79 48 84 Temp 66 52 76 76 62 51 66 72 57 47 68 75 60 49 73 81 Dewpt 43 44 44 44 49 47 43 39 42 41 41 39 41 41 41 39 PWind dir SE W NW W W W E W Wind char LT LT GN LT GN LT LT LT Avg clouds B1 SC B1 B1 B2 B1 B1 B1 SC SC FW FW SC SC SC FW PoP 12hr 10 20 40 30 20 10 5 0 Rain shwrs S C S S C S Tstms S C S C S $$ MTZ330-042200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 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 80 38 75 37 81 Temp 44 40 53 76 80 77 64 53 44 38 50 67 73 73 63 52 43 37 54 76 81 79 Dewpt 37 38 36 36 31 33 37 41 39 38 40 38 31 30 31 32 31 30 33 34 29 29 RH 76 92 52 23 17 20 37 64 82100 68 34 21 20 30 46 62 75 45 22 15 16 Wind dir E N N SW SW SW SW W S SW SW SW SW SW SW SE SE N S SW SW SW Wind spd 1 0 1 8 12 12 9 4 2 2 5 12 14 13 6 2 1 0 2 10 14 14 Wind gust 25 26 Clouds B1 SC SC B1 B2 B2 B2 SC FW FW FW SC SC SC SC FW FW FW SC FW SC SC PoP 12hr 30 40 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Tstms S C Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 78 41 69 34 73 36 77 Temp 57 42 73 74 54 41 63 66 48 34 65 70 51 36 70 73 Dewpt 34 34 38 34 39 38 38 32 36 34 34 31 35 33 35 31 PWind dir S SW W SW N NW N SW Wind char LT GN GN LT LT LT LT LT Avg clouds SC B1 B1 SC B1 B1 B1 B1 SC SC FW FW SC SC SC FW PoP 12hr 5 10 30 30 20 5 0 0 Rain shwrs C S C C S Tstms S C S $$ MTZ328-042200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 46 78 46 84 Temp 52 48 57 72 78 73 61 55 50 47 55 68 76 77 66 57 51 46 57 74 82 83 Dewpt 43 43 44 47 48 48 50 50 48 45 46 45 40 38 38 38 37 36 39 40 40 41 RH 71 83 62 41 35 41 67 83 93 93 72 43 27 24 36 49 59 68 51 29 22 23 Wind dir S S SW N SW N N SW S S SW W W W N SW S S SW W W W Wind spd 4 4 2 2 8 10 9 6 5 6 5 6 10 10 5 5 5 5 3 5 9 10 Clouds SC FW B1 B1 B2 B1 B1 SC SC FW FW SC SC SC FW FW FW FW SC FW SC B1 PoP 12hr 40 40 5 0 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C S Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 81 47 74 42 76 46 81 Temp 61 51 73 74 57 48 66 72 53 42 66 75 56 47 71 78 Dewpt 43 42 45 42 44 42 43 37 39 38 41 39 41 39 43 40 PWind dir NW SW NW W NW W N W Wind char GN GN GN GN GN LT LT LT Avg clouds B1 B1 B1 B1 B1 B1 SC B1 SC FW FW FW SC SC FW FW PoP 12hr 5 20 20 30 10 5 0 0 Rain shwrs S S S C Tstms S S C $$ MTZ305-042200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 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 88 58 79 55 85 Temp 57 56 65 79 85 82 71 63 60 60 64 70 75 75 68 61 57 55 65 78 83 84 Dewpt 55 54 57 57 56 56 60 59 58 58 60 58 56 55 56 54 51 49 50 49 47 48 RH 93 93 75 47 37 41 68 87 93 93 87 66 52 50 65 78 80 80 58 36 28 29 Wind dir S S E E SE E E SW SW SW W W W W W SW SW SW SW W W W Wind spd 2 2 2 5 6 9 8 6 5 5 9 11 12 11 6 5 6 8 9 11 11 10 Clouds SC SC SC SC SC B1 OV OV OV B2 B2 B1 B1 SC SC FW FW SC FW FW SC B1 PoP 12hr 20 90 50 5 0 QPF 12hr 0.01 0.25 0.21 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S D D D C C C C Tstms S S S C C S C C Heat index 80 82 Max heat 80 85 81 83 Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 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 57 81 53 71 51 76 52 81 Temp 65 59 75 77 60 55 66 68 56 53 68 73 59 55 73 78 Dewpt 50 51 51 50 52 52 52 51 52 51 52 49 51 50 51 47 PWind dir SW W W W W W W W Wind char LT GN GN GN GN GN GN LT Avg clouds B1 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 SC SC PoP 12hr 10 20 40 50 40 30 5 0 Rain shwrs S C C C C C C C C Tstms S C C S S $$ MTZ314-042200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 227 AM MDT Mon Aug 4 2025 Date Mon 08/04/25 Tue 08/05/25 Wed 08/06/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 51 74 51 81 Temp 57 54 65 78 82 77 64 58 55 53 58 67 71 72 63 57 53 52 63 78 80 79 Dewpt 51 48 53 54 53 54 56 55 54 52 53 52 51 49 49 47 44 42 46 45 46 45 RH 80 80 65 43 37 45 75 90 96 96 83 59 49 44 60 69 71 69 54 31 30 30 Wind dir SE SE E E E S S SE W SW W W NW NW W S S S SW W NW N Wind spd 4 3 2 5 8 9 6 5 4 4 8 11 12 11 5 5 5 5 3 5 6 5 Clouds SC SC FW SC SC B2 OV B1 B1 SC SC SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 40 80 20 5 5 QPF 12hr 0.04 0.16 0.05 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D C C S S S S S Tstms S C S S S Date Thu 08/07/25 Fri 08/08/25 Sat 08/09/25 Sun 08/10/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 76 49 67 47 70 49 75 Temp 62 55 73 70 57 51 62 64 52 49 63 68 54 52 70 73 Dewpt 48 48 50 50 52 47 46 46 46 45 47 46 46 44 46 45 PWind dir S W W W W W W W Wind char LT LT LT GN GN GN LT LT Avg clouds B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC SC SC FW PoP 12hr 20 30 60 40 40 20 10 0 Rain shwrs S S C L C S C C S S S Tstms C C S C S S $$ http://www.weather.gov/greatfalls