Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
603 FOUS55 KTFX 182027 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 126 PM MST Tue Nov 18 2025 MTZ312-191100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 44 25 53 33 Temp 57 52 45 42 38 33 33 39 43 39 33 29 27 27 28 43 53 47 40 37 36 34 Dewpt 37 38 34 33 29 24 26 28 28 28 25 24 22 22 23 31 30 31 28 27 27 24 RH 47 59 65 70 70 69 75 64 55 64 72 81 81 81 81 62 41 53 62 67 69 66 Wind dir SW SW SW SW W W W W W SE SE S S SW SW SW SW SW SW SW SW SW Wind spd 10 9 10 8 5 5 4 4 3 2 3 3 3 4 5 5 10 8 9 11 12 13 Clouds SC SC SC SC FW SC B1 B1 FW FW FW FW FW FW FW FW CL FW FW CL FW FW PoP 12hr 5 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 54 36 53 40 54 37 50 25 32 Temp 50 48 42 41 49 49 46 43 50 48 41 40 45 43 36 29 31 28 Dewpt 30 27 26 26 28 30 30 27 29 27 25 24 27 23 21 16 17 16 PWind dir SW SW SW SW SW SW SW W NW Wind char BZ BZ BZ BZ BZ GN GN GN GN Avg clouds FW FW SC SC B1 SC B1 B1 B2 B1 B2 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 0 0 5 10 20 20 40 30 30 Rain S S C C C Snow S C C C C C $$ MTZ303-191100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 30 44 20 50 30 Temp 51 45 37 37 35 33 32 38 43 37 29 27 25 22 23 40 49 43 36 35 34 32 Dewpt 37 32 25 25 26 26 27 25 23 24 22 21 20 19 20 28 30 30 29 28 26 23 RH 59 60 61 61 69 75 81 59 45 59 75 78 81 88 88 62 48 60 75 75 72 69 Wind dir SW W W NW NW NW NW NW NW SE S S S SW S S SW SW SW W W W Wind spd 12 13 13 14 13 11 8 5 4 5 5 5 4 3 3 5 10 9 10 11 12 13 Wind gust 23 Clouds B2 B2 B1 B2 OV OV B2 SC CL FW FW FW FW FW SC FW FW FW FW FW FW SC PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 33 49 33 49 30 44 18 28 Temp 45 43 38 37 45 44 38 36 44 42 34 32 39 36 28 22 25 24 Dewpt 28 29 26 27 30 32 29 27 30 29 26 24 25 25 19 15 16 17 PWind dir W W W SW W SW SW W NW Wind char BZ BZ BZ GN GN GN GN BZ GN Avg clouds SC SC B1 B1 B1 B1 B1 B2 B2 B1 B2 B2 B2 B1 B2 B1 B1 B1 PoP 12hr 0 0 10 20 20 30 40 40 20 Rain S S S S S C C C Snow S S S C C C C C S S $$ MTZ319-191100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 44 26 49 27 Temp 53 50 46 42 41 36 34 38 41 40 35 32 32 28 28 39 48 44 38 34 32 28 Dewpt 39 36 35 34 35 31 30 30 30 29 28 26 26 25 26 32 32 31 27 28 25 24 RH 59 58 65 73 79 82 85 73 65 64 75 78 78 88 92 76 54 60 64 78 75 85 Wind dir E SW W W W NW W NW NW SW SW SW S S S S S S SW SW SW SW Wind spd 2 2 3 3 2 2 2 2 2 2 2 3 3 2 2 2 2 3 5 6 6 5 Clouds B1 B1 SC SC SC B1 B1 B1 B1 FW FW FW FW SC SC FW FW FW FW FW FW FW PoP 12hr 20 30 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S Snow S S Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 31 51 33 52 34 52 25 35 Temp 42 46 38 32 44 46 42 37 45 48 42 37 45 46 36 29 30 31 Dewpt 30 26 25 24 30 28 28 27 30 28 28 27 28 23 21 19 19 15 PWind dir SW SW SW SW SW SW SW W W Wind char LT GN GN GN GN GN GN GN LT Avg clouds FW FW SC SC B1 SC B1 B1 B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 0 5 5 20 20 30 40 40 40 Rain S S S S C C C C Snow C C C C C S $$ MTZ326-191100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 46 25 49 24 Temp 53 49 43 41 40 36 36 41 45 44 37 32 30 27 27 41 48 44 35 29 27 24 Dewpt 36 36 35 35 36 34 35 35 34 35 33 30 28 26 26 33 31 31 27 25 24 21 RH 52 61 73 79 85 92 96 79 65 70 85 92 92 96 96 73 51 60 72 85 88 88 Wind dir W S S N SW SW W W NW W SE SE SE SE SE N W SE SE S S S Wind spd 2 2 4 4 2 2 2 1 2 1 3 4 4 3 2 0 2 1 3 3 2 3 Clouds SC SC B1 B2 B2 B2 B2 B2 B1 SC SC FW FW FW SC FW FW FW FW FW FW FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S S S Snow S Obvis PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 26 51 28 52 30 52 22 37 Temp 43 45 32 28 43 46 35 32 44 48 39 34 44 46 33 27 33 33 Dewpt 30 25 24 23 28 28 27 25 28 26 29 26 27 22 21 18 21 16 PWind dir SW S SW S SW S SW SW W Wind char LT LT LT GN LT GN GN GN LT Avg clouds FW FW FW SC SC SC B1 B1 B2 B1 B1 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 0 0 5 10 10 20 30 40 30 Rain S C C C Snow C C C C C S $$ MTZ330-191100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 26 43 23 45 17 Temp 42 39 34 31 30 28 29 37 41 39 31 30 27 25 26 38 44 40 29 25 20 18 Dewpt 32 32 32 30 30 28 29 32 31 32 29 29 27 25 26 31 28 28 25 22 19 17 RH 67 76 92 96100100100 82 67 76 92 96100100100 76 53 62 85 88 96 96 Wind dir SW S S S SW N N S SW S S SE SE N N S S W NE E E N Wind spd 5 2 1 1 1 0 0 2 5 2 1 2 1 0 0 1 2 1 2 1 1 0 Clouds B2 B1 B2 B2 B2 B2 OV B2 B2 SC B1 B1 B1 B2 B2 SC FW FW CL CL FW FW PoP 12hr 10 30 10 5 0 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C S Snow S S C Obvis PF PF PF PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 44 20 39 21 40 21 40 16 32 Temp 37 38 25 22 33 36 26 23 34 37 28 23 35 35 25 17 29 29 Dewpt 27 27 23 22 27 26 24 22 26 26 24 21 26 22 20 14 20 16 PWind dir S SW SW S SW S SW SW SW Wind char LT LT LT LT LT GN GN GN LT Avg clouds SC FW FW B1 B2 B1 SC B1 B2 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 5 5 10 10 20 20 40 40 50 Snow S S S C C C C C C $$ MTZ328-191100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 30 48 27 48 23 Temp 52 47 40 37 36 34 31 43 47 43 35 33 30 29 29 41 47 42 33 28 26 23 Dewpt 34 34 34 32 33 31 31 35 34 34 31 30 27 26 27 33 32 32 27 23 21 19 RH 50 60 79 82 89 89100 73 60 70 85 89 88 88 92 73 56 67 78 81 81 84 Wind dir SW S S S S S S NW NE NE SE S S S S SW SW N S S S S Wind spd 5 5 5 5 5 5 5 2 3 4 5 5 5 5 5 2 2 2 3 4 5 5 Clouds B1 B1 SC SC SC B1 B1 SC B1 SC SC FW FW SC SC FW FW FW FW FW FW FW PoP 12hr 10 10 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 49 25 48 26 50 29 50 21 36 Temp 40 42 30 27 41 42 30 28 42 44 35 31 43 42 29 26 33 31 Dewpt 27 26 21 21 28 26 24 22 27 25 24 22 25 18 17 17 17 12 PWind dir SW SW S S S S S SW W Wind char LT LT LT GN GN GN GN GN GN Avg clouds FW FW FW SC SC SC SC SC B1 SC B1 B1 B1 SC SC SC B1 B1 PoP 12hr 0 0 0 5 5 10 20 20 10 Rain S S S Snow S S S S $$ MTZ305-191100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 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 28 43 19 45 25 Temp 48 44 38 38 35 32 32 38 42 37 29 27 23 21 22 36 44 39 33 31 30 27 Dewpt 38 38 35 35 32 29 28 29 27 27 25 23 20 19 20 25 28 29 26 25 25 22 RH 68 79 89 89 89 88 85 70 55 67 85 85 88 92 92 64 53 67 75 78 81 81 Wind dir SE E E SW W W W W W W S S SE SE S SW S SE S SW SW SW Wind spd 2 4 5 6 10 10 10 11 10 2 3 2 2 2 2 2 3 5 6 9 10 11 Clouds SC B1 B1 B1 SC OV OV B2 SC FW FW FW FW FW SC FW FW FW FW FW FW FW PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Obvis PF Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 52 30 53 31 52 29 48 19 34 Temp 45 47 37 35 47 47 38 36 46 45 34 32 41 42 28 24 30 29 Dewpt 31 28 28 28 31 32 29 28 32 32 27 27 28 25 20 18 20 19 PWind dir SW SW SW SW W SW SW W NW Wind char GN GN GN GN GN LT GN GN GN Avg clouds SC SC B1 SC B1 SC B1 B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 0 0 10 20 20 20 40 30 30 Rain S S S S C C C C Snow S S C C C C C S $$ MTZ314-191100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 126 PM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 Fri MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 27 42 24 53 29 Temp 56 50 42 40 39 32 31 37 40 37 31 29 28 27 30 48 52 45 36 34 33 30 Dewpt 36 37 36 34 34 27 27 27 27 28 27 25 25 24 26 32 30 32 28 26 25 23 RH 47 61 79 79 82 81 85 67 59 70 85 85 88 88 85 54 43 60 72 72 72 75 Wind dir W SE S SW W W W W NW W SE SE SE S S SW SW S S SW SW SW Wind spd 3 3 5 4 4 5 5 8 5 2 4 4 5 5 5 3 4 4 6 5 6 6 Clouds SC B1 B1 B1 SC SC B1 B1 SC SC FW FW FW FW FW FW FW FW FW CL FW FW PoP 12hr 10 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 Tue 11/25/25 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 54 30 53 33 53 32 49 19 30 Temp 50 46 36 34 49 46 40 38 48 46 38 36 44 42 32 25 28 25 Dewpt 28 26 23 22 28 29 27 23 28 26 25 25 26 22 17 16 15 13 PWind dir SW W W SW W W SW W NW Wind char GN GN GN GN GN LT GN GN GN Avg clouds FW FW SC SC SC SC SC B1 B1 SC B1 B2 B2 B2 B1 B1 B2 B1 PoP 12hr 0 0 5 10 20 30 40 30 30 Rain S S S C C C C Snow S S C C C C C C S $$ 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