Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
186 FOUS55 KTFX 082027 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 227 PM MDT Wed May 8 2024 MTZ312-091000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 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 34 56 34 64 40 Temp 35 36 34 36 36 37 41 47 53 55 47 41 37 35 43 56 62 63 52 45 42 41 Dewpt 34 34 33 34 35 34 39 40 43 44 41 37 33 30 35 41 41 42 42 38 34 33 RH 96 92 96 92 96 89 92 76 69 66 79 85 85 82 73 57 46 46 69 76 73 73 Wind dir NW NW NW NW W W W NW NW SW S SW SW SW SW SW S S S S SW SW Wind spd 25 21 16 12 6 5 5 5 4 6 6 6 6 8 9 10 8 9 8 9 9 10 Wind gust 36 33 Clouds B2 B2 OV OV OV OV B2 B1 SC SC FW FW SC SC FW FW CL CL FW FW SC FW PoP 12hr 80 40 0 0 0 QPF 12hr 0.11 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain L L L L L C S Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 45 77 49 74 47 68 43 64 Temp 67 71 53 46 70 73 56 50 70 71 54 48 63 62 48 44 57 63 Dewpt 44 42 42 37 47 43 42 38 39 39 37 35 37 38 39 36 35 34 PWind dir SW SW SW SW SW W W W NW Wind char GN GN GN GN BZ GN GN GN GN Avg clouds FW FW FW FW FW FW SC FW SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 5 5 10 10 10 20 40 30 20 Rain S S S C S S S Rain shwrs C Tstms S $$ MTZ303-091000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 59 33 70 43 Temp 36 39 37 35 33 33 43 51 57 59 48 41 36 34 46 62 68 70 57 49 45 44 Dewpt 32 34 35 34 32 32 35 35 34 33 34 35 31 28 31 33 34 36 39 39 34 32 RH 85 82 92 96 96 96 73 54 42 37 58 79 82 78 55 33 28 29 51 68 65 62 Wind dir NW NW NW NW NW NW NW N N N NW W W W SW S S S S SW W W Wind spd 27 23 13 9 9 8 9 9 9 6 1 5 5 5 5 5 8 10 6 9 10 12 Wind gust 39 34 Clouds B2 B2 B1 B1 B1 B1 FW FW FW FW CL FW FW FW FW CL CL CL FW FW SC SC PoP 12hr 10 5 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 75 45 76 48 71 45 62 40 63 Temp 70 72 53 46 70 72 55 49 67 67 51 46 57 60 46 40 56 62 Dewpt 40 38 41 38 43 41 39 37 38 35 37 36 35 37 37 34 31 31 PWind dir NW W W W W W NW NW NW Wind char GN GN GN GN BZ BZ GN GN BZ Avg clouds FW FW FW FW FW FW SC SC B1 SC SC B1 B1 B1 B1 B1 SC SC PoP 12hr 0 10 10 10 10 20 40 30 20 Rain S S S C C S S $$ MTZ319-091000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 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 40 58 37 70 43 Temp 40 42 42 42 42 41 43 48 54 57 50 44 40 38 43 57 66 69 60 51 46 43 Dewpt 34 36 35 39 39 40 39 39 40 40 38 36 33 32 35 40 39 37 37 35 33 33 RH 79 79 76 89 89 96 86 71 59 53 63 73 76 79 73 53 37 31 42 54 60 67 Wind dir NW NW W W W W NW N N N NW SW W SW E E E E S S S S Wind spd 17 13 11 10 9 8 9 8 10 10 5 4 2 2 3 5 5 6 5 5 5 5 Clouds B2 B2 B2 OV OV OV B2 B1 SC FW FW FW SC SC FW FW CL CL CL CL FW FW PoP 12hr 60 30 0 0 0 QPF 12hr 0.04 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C C C S Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 77 48 80 50 76 49 70 45 68 Temp 66 76 56 48 72 77 59 51 70 72 56 49 65 66 52 46 59 66 Dewpt 40 39 39 36 42 37 38 35 38 33 34 33 34 33 33 33 35 32 PWind dir W SW W W W W W W NW Wind char LT LT GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW FW FW SC SC SC SC SC B1 SC SC SC SC PoP 12hr 5 0 5 5 10 10 30 20 20 Rain S S S Rain shwrs C Tstms S $$ MTZ326-091000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 55 31 64 35 Temp 41 43 39 38 37 36 40 45 50 54 44 40 36 32 41 53 61 64 51 45 39 36 Dewpt 38 38 36 34 35 34 38 40 43 42 39 36 33 30 35 39 39 38 38 35 32 30 RH 89 82 89 85 92 92 92 82 77 64 82 85 89 92 79 59 44 38 61 68 76 79 Wind dir N NW NW NW W SW NW SE S S S SE S S SE S S SE SE SE SE SE Wind spd 13 14 10 10 8 4 4 5 8 8 6 5 5 3 3 4 4 5 6 5 5 4 Clouds OV B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC FW FW CL CL FW FW FW PoP 12hr 70 50 5 0 0 QPF 12hr 0.06 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain L L L C C C C C C Winter Weath Y Y Y Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 74 41 76 44 75 42 69 40 66 Temp 63 73 50 42 67 75 54 45 67 73 52 43 63 65 49 41 56 65 Dewpt 38 38 38 34 40 39 40 37 38 39 38 34 37 34 36 33 35 34 PWind dir SW SE SW S SW W W W W Wind char LT LT LT LT GN GN GN GN GN Avg clouds FW FW FW FW CL FW SC SC FW SC SC SC SC B1 SC SC SC SC PoP 12hr 0 0 10 10 20 10 30 20 30 Rain S S S C Rain shwrs C Tstms S $$ MTZ330-091000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 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 30 53 26 61 27 Temp 43 43 36 33 32 32 41 48 51 50 40 34 29 26 36 54 61 59 47 37 30 27 Dewpt 26 28 29 29 29 29 30 31 31 31 31 31 27 25 26 30 26 26 32 31 27 25 RH 51 55 75 85 88 88 65 51 46 48 70 89 92 96 67 40 26 28 56 79 88 92 Wind dir N N N N N N NE NE NE NE N NE E E NE E NE N N NE E E Wind spd 13 14 13 10 9 6 13 13 11 12 10 5 3 3 3 3 4 5 5 2 2 2 Clouds B2 B1 B1 SC B1 B1 SC B1 B1 SC FW FW FW SC FW CL CL CL FW FW FW FW PoP 12hr 40 30 5 0 0 QPF 12hr 0.01 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C S S C Snow C C C S S Winter Storm W W W Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 32 67 35 65 34 60 32 58 Temp 60 63 41 32 63 64 43 35 61 62 43 34 57 58 40 32 54 56 Dewpt 30 27 32 28 33 33 36 31 34 32 34 30 31 30 31 28 28 25 PWind dir NW NE SW S SW W W NW NW Wind char LT LT LT LT GN GN GN GN GN Avg clouds FW FW FW FW FW FW SC SC FW B1 SC SC SC B1 SC SC SC SC PoP 12hr 0 5 10 20 30 20 30 20 20 Rain S C S S S Rain shwrs C Tstms S $$ MTZ328-091000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 37 56 34 66 37 Temp 47 45 40 38 38 38 41 48 54 55 46 39 36 34 41 54 63 65 54 47 40 37 Dewpt 33 35 35 36 36 37 38 37 36 35 36 35 34 32 35 36 31 29 32 33 31 31 RH 58 68 82 92 92 96 89 65 50 47 68 85 92 92 79 50 30 26 43 58 70 79 Wind dir N N N NE NE NE N NE NE NE NE NE SE S W N N NE E S S S Wind spd 19 18 13 10 9 8 10 12 17 14 10 5 5 5 3 4 5 5 6 5 6 5 Wind gust 29 28 Clouds OV B2 B2 OV OV B2 B2 B1 SC SC FW FW FW SC SC FW CL CL CL FW FW FW PoP 12hr 50 20 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain L C C C C S Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 73 43 76 44 73 43 69 40 67 Temp 64 72 52 43 68 75 53 44 68 71 51 43 63 67 47 40 59 66 Dewpt 32 30 35 33 35 31 36 34 35 30 33 32 30 25 30 32 29 26 PWind dir W NW SW SW SW W W NW NW Wind char LT GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW CL FW FW FW FW FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 5 5 10 5 10 10 10 $$ MTZ305-091000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 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 41 66 38 70 42 Temp 54 55 50 48 45 43 48 57 63 63 53 46 41 39 48 61 68 69 57 50 46 43 Dewpt 49 49 47 46 44 41 44 43 41 40 42 41 38 36 40 42 41 42 43 41 38 36 RH 83 80 89 93 96 93 86 59 44 43 66 83 89 89 74 49 37 37 59 71 73 76 Wind dir N N NW NW W W NW N NW NW W SW SW SW SW SW SW SW SW S SW SW Wind spd 17 13 10 9 5 5 8 9 10 10 6 6 6 8 11 10 10 10 9 6 8 11 Clouds B2 B1 B2 B2 B2 B2 B1 SC SC FW FW FW FW FW FW CL CL CL FW FW SC SC PoP 12hr 40 20 0 0 0 QPF 12hr 0.04 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C S S Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 47 79 50 75 47 66 43 65 Temp 68 77 56 47 69 77 57 50 71 71 55 47 61 63 49 43 60 62 Dewpt 43 45 45 42 47 49 45 43 45 43 43 40 42 39 41 38 38 35 PWind dir SW SE S SW W W NW NW NW Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B1 SC SC PoP 12hr 0 20 20 20 20 30 40 30 20 Rain S S C C S C C S S Rain shwrs S S S Tstms S S S $$ MTZ314-091000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 227 PM MDT Wed May 8 2024 Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 32 48 31 58 37 Temp 38 39 36 35 34 34 37 42 45 47 41 37 33 32 42 52 56 58 46 42 40 38 Dewpt 37 38 36 35 34 34 37 40 42 42 38 35 31 29 36 38 39 40 38 36 34 31 RH 96 96100100100100100 93 89 83 89 92 92 88 79 59 53 51 73 79 79 76 Wind dir NW NW NW NW W W W NW W W SW S S S SW SW SW S S S S S Wind spd 13 10 10 8 6 5 6 8 8 8 6 6 5 5 5 6 5 5 5 8 9 9 Clouds OV OV OV OV OV OV OV B2 B2 B1 SC SC FW FW SC SC SC SC FW FW FW SC PoP 12hr 90 50 10 0 0 QPF 12hr 0.35 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain L D L C C C C C Rain shwrs D Tstms S Obvis PF PF PF PF PF PF Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 69 42 72 47 70 44 63 40 59 Temp 65 66 49 43 68 69 52 48 67 67 51 45 60 60 45 41 54 58 Dewpt 42 44 40 35 45 45 42 37 40 40 39 34 38 40 38 35 37 36 PWind dir W SW W SW W W NW W NW Wind char GN GN GN GN GN GN BZ GN GN Avg clouds FW FW FW FW FW SC SC SC SC SC B1 SC B1 B1 B1 B1 B1 B1 PoP 12hr 5 10 20 20 20 30 50 40 40 Rain C S S C S S Rain shwrs S S S C C Tstms S S S S S $$ http://www.weather.gov/greatfalls