Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
806 FOUS55 KTFX 172013 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 213 PM MDT Tue Jun 17 2025 MTZ312-181000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri 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 52 84 54 Temp 79 81 69 60 54 51 64 77 83 85 74 64 57 53 64 77 82 82 69 62 57 55 Dewpt 40 38 40 38 34 33 35 33 32 33 37 36 36 35 36 37 37 39 44 45 46 45 RH 25 21 35 44 46 50 34 20 16 15 26 35 45 50 35 24 20 22 40 54 67 69 Wind dir W W W SW SW SW W W W W W SW SW SW W W N NE E E NE N Wind spd 6 9 6 6 8 8 10 11 13 13 9 6 5 5 5 6 9 12 10 6 5 5 Wind gust 24 Clouds B1 SC SC FW FW FW CL CL CL SC SC FW FW SC SC SC SC B1 B2 B1 B1 B1 PoP 12hr 10 0 5 5 30 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C Tstms S S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 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 75 50 67 42 57 39 66 43 74 Temp 68 67 56 51 61 62 48 43 49 55 44 40 58 65 50 44 66 74 Dewpt 51 52 50 46 44 42 41 38 38 39 36 35 37 38 40 37 41 39 PWind dir N NW W NW NW W SW E W Wind char GN GN GN BZ GN GN LT LT LT Avg clouds B1 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC B1 SC FW SC PoP 12hr 70 70 60 60 60 30 30 10 20 Rain shwrs C L L C C L L C L L C C S Tstms C C S S $$ MTZ303-181000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 81 49 78 49 Temp 78 77 69 58 52 48 62 75 78 80 71 60 54 50 61 72 76 77 69 58 52 50 Dewpt 22 24 31 32 31 31 32 32 31 33 37 35 33 32 32 30 28 28 33 34 37 40 RH 12 14 24 37 44 51 32 21 18 18 29 39 45 50 33 21 17 16 26 40 56 68 Wind dir W W W W W W W W W W W W W W W W W W NW NW N N Wind spd 14 17 13 12 11 11 14 16 18 19 13 12 11 10 11 12 12 12 9 6 5 6 Wind gust 26 29 29 Clouds FW SC SC FW FW FW CL FW FW B1 B1 SC SC SC SC SC B1 B1 B1 SC B1 B2 PoP 12hr 0 0 0 5 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 46 59 38 52 35 62 39 71 Temp 60 61 52 46 56 53 43 39 47 52 42 36 56 62 48 40 63 71 Dewpt 47 47 49 44 45 42 40 37 37 36 36 33 36 37 39 35 40 39 PWind dir NE NW W NW NW W SW S W Wind char GN GN BZ WY BZ GN GN LT LT Avg clouds B2 B2 OV OV OV OV OV OV OV B2 B2 B1 SC B1 B1 SC FW SC PoP 12hr 70 80 80 70 80 30 30 10 20 Rain shwrs C L D L L D L L D L C S C S Tstms C C S $$ MTZ319-181000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri 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 86 54 85 55 Temp 80 82 72 64 57 52 62 76 84 86 77 66 59 54 63 76 83 81 72 64 59 55 Dewpt 31 30 33 34 33 34 37 36 35 36 38 37 35 36 39 41 40 44 47 47 46 45 RH 17 15 24 32 40 50 39 23 17 17 24 34 40 50 41 28 22 27 41 54 62 69 Wind dir W W NW W W SW E W W W W W W W NW NE N N NW W N W Wind spd 10 11 6 5 5 3 3 6 11 10 5 5 4 2 2 4 8 9 6 5 2 2 Clouds CL FW SC FW FW FW CL FW FW FW FW FW FW SC FW FW SC B1 B2 B1 SC B1 PoP 12hr 0 0 0 10 40 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S Tstms S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 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 75 50 67 44 61 40 69 45 77 Temp 71 69 58 51 61 62 50 45 52 59 48 41 61 68 54 46 69 74 Dewpt 48 49 49 43 43 39 39 36 36 37 36 33 37 35 39 36 41 39 PWind dir N NW W NW NW W NW W E Wind char LT LT GN GN GN LT LT LT LT Avg clouds SC B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 SC B1 B1 FW FW SC PoP 12hr 70 60 60 60 60 30 30 10 20 Rain shwrs S L L C C L L C C L C C S Tstms C C S S S S S $$ MTZ326-181000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 86 49 88 52 Temp 76 78 68 59 51 47 61 75 82 85 74 62 54 49 62 78 85 80 69 62 56 52 Dewpt 40 39 42 41 40 38 40 40 39 40 43 41 39 37 41 43 43 48 50 51 49 47 RH 27 25 39 51 66 71 46 28 22 20 33 46 57 63 46 29 23 33 51 67 77 83 Wind dir NW N E S S S SW NW W W SE S S S NW W NW S E E SE SE Wind spd 5 5 3 3 3 2 2 5 8 10 6 5 4 2 1 3 4 6 6 5 5 4 Wind gust 18 Clouds SC FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW SC B1 B2 B2 B2 B2 PoP 12hr 5 0 0 10 50 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S S Tstms S S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 48 70 40 63 36 69 41 77 Temp 76 77 58 48 64 65 49 41 54 61 46 36 61 68 52 42 69 73 Dewpt 48 47 48 45 44 40 41 38 37 37 38 34 37 37 41 37 43 38 PWind dir S W W W W NE W E SW Wind char LT GN LT GN LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B2 SC SC SC B1 FW FW SC PoP 12hr 30 40 40 50 50 30 20 20 20 Rain shwrs C C C S C C C C C C S S S Tstms C S C S S S $$ MTZ330-181000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri 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 37 77 38 81 42 Temp 70 69 61 50 40 37 52 70 76 75 65 53 42 38 55 75 80 79 66 54 45 42 Dewpt 31 32 37 38 36 35 37 35 33 34 38 36 33 31 36 35 33 34 41 43 41 41 RH 23 25 41 63 85 92 56 27 21 22 37 52 70 76 49 23 18 20 40 66 86 96 Wind dir NW W W E N N SW SW SW SW S S S E S SW SW SW SW NE NE SE Wind spd 8 6 2 1 0 0 2 8 11 11 8 3 2 1 2 10 12 11 5 2 1 1 Wind gust 23 24 25 24 Clouds SC SC SC B1 FW FW FW CL FW FW FW CL FW FW FW FW SC B1 B2 B2 B1 B2 PoP 12hr 5 0 0 10 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S Tstms C S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 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 76 39 64 31 57 27 64 30 70 Temp 71 74 54 39 60 62 43 31 50 56 38 27 57 63 42 31 64 68 Dewpt 40 31 36 33 28 26 29 28 25 24 29 26 24 24 32 30 29 26 PWind dir S S SW SW SW S SW NW S Wind char GN GN GN GN GN LT LT LT LT Avg clouds B1 SC SC SC SC SC B1 B1 B1 B1 B1 SC FW SC B1 FW SC SC PoP 12hr 10 10 20 20 30 20 20 10 20 Rain shwrs S S S S C S S S Snowshwrs S S Tstms S S S $$ MTZ328-181000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 82 46 85 49 Temp 73 75 66 57 49 45 58 73 80 81 71 59 51 47 60 76 83 79 68 59 52 50 Dewpt 33 35 40 38 36 34 38 38 34 36 38 36 33 31 36 41 41 46 46 48 46 44 RH 23 23 38 49 61 65 47 28 19 20 30 42 50 53 41 28 23 31 45 67 80 80 Wind dir NW W N S S S SW SW SW SW SW S S S SW W SW W N E NE SE Wind spd 5 6 5 5 5 5 4 8 13 13 10 8 5 5 3 5 9 10 8 6 5 5 Wind gust 24 24 Clouds FW FW SC SC FW FW CL FW FW FW FW FW FW FW FW FW SC B1 B2 B2 B1 B1 PoP 12hr 0 0 0 20 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S Tstms S S S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 79 45 65 37 57 34 65 38 72 Temp 75 74 56 45 60 60 45 37 50 54 41 34 57 64 48 38 64 71 Dewpt 45 42 42 40 39 37 37 34 36 37 36 32 36 36 38 34 40 40 PWind dir S NW W NW W N SW W W Wind char GN BZ GN GN GN LT LT LT LT Avg clouds B1 B1 B1 B2 B1 B1 B2 B2 B1 B1 B2 SC FW SC B1 SC FW SC PoP 12hr 30 30 50 50 40 20 20 10 20 Rain shwrs C S C S C C C S C S S S Tstms C S C S S S $$ MTZ305-181000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri 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 51 87 54 85 54 Temp 83 81 70 60 55 52 63 78 85 85 74 64 58 55 66 79 83 83 72 64 58 55 Dewpt 42 43 48 46 44 41 42 42 38 36 42 40 38 37 38 37 36 36 41 43 43 44 RH 24 26 45 60 66 66 46 28 19 17 32 41 47 51 36 22 19 19 33 46 57 66 Wind dir SW SW SE S SW SW SW W W W SW S SW SW W W W NW NE E E E Wind spd 9 10 9 9 10 10 11 13 14 12 8 8 9 10 11 11 11 10 8 6 6 8 Clouds SC SC B1 FW FW FW CL FW CL FW SC SC SC SC FW FW SC B1 B1 B1 B1 B2 PoP 12hr 40 0 5 0 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L Tstms S S C Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 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 75 52 69 44 59 39 67 43 76 Temp 68 69 58 53 63 63 49 45 53 56 45 39 59 66 51 44 67 74 Dewpt 53 53 54 51 52 51 47 43 45 43 40 37 41 42 43 40 47 46 PWind dir E E SW W NW W W SE S Wind char GN GN GN BZ BZ GN GN LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC B1 SC FW SC PoP 12hr 60 90 60 70 70 30 20 10 20 Rain shwrs L L D L L L L C L L C S S S S Tstms C C C S S $$ MTZ314-181000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 213 PM MDT Tue Jun 17 2025 Date 06/17/25 Wed 06/18/25 Thu 06/19/25 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 48 79 51 80 52 Temp 73 72 62 55 52 51 65 73 78 78 67 59 55 52 63 73 78 77 65 59 56 53 Dewpt 40 42 47 43 40 37 42 38 39 40 44 41 39 38 41 44 46 48 50 49 48 46 RH 30 34 58 64 63 59 43 28 25 26 43 51 55 59 44 35 32 36 58 69 74 77 Wind dir W SW S S SW SW W W NW NW SE S S SW NW NW N NE E E SE SE Wind spd 3 4 5 6 6 5 6 9 8 6 5 5 4 3 4 5 6 8 6 5 5 4 Wind gust 18 Clouds SC B1 SC FW FW FW CL CL FW FW FW FW FW FW FW FW SC B1 B2 B2 B2 B2 PoP 12hr 30 0 5 10 50 QPF 12hr 0 0 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C S Tstms S S S S Date 06/20/25 Sat 06/21/25 Sun 06/22/25 Mon 06/23/25 Tue 06/24/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 48 67 42 55 35 62 41 70 Temp 71 70 55 49 61 63 47 43 49 54 41 36 58 60 47 42 66 67 Dewpt 50 52 52 47 50 46 44 39 39 41 37 33 39 40 41 38 44 44 PWind dir SE NE NW NW NW W SW SE S Wind char GN GN GN GN GN GN LT LT LT Avg clouds B1 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 SC B1 B1 SC FW B1 PoP 12hr 60 70 40 70 60 30 30 20 30 Rain shwrs S L L C C C L C C L C S C S C Tstms C C S S S S S $$ http://www.weather.gov/greatfalls