Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
822 FOUS55 KTFX 181523 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 822 AM MST Tue Nov 18 2025 MTZ312-182300- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 57 29 44 25 53 Temp 49 56 51 45 40 36 33 32 39 42 38 33 30 28 28 29 45 53 47 Dewpt 38 36 36 34 31 27 24 25 28 27 25 25 23 22 22 24 30 31 31 RH 66 47 56 65 70 69 69 75 64 55 59 72 75 78 78 81 55 43 53 Wind dir SW SW SW SW SW W W W W W SE SE S S SW SW SW SW S Wind spd 6 11 9 9 8 5 5 4 4 3 3 3 4 3 4 5 5 9 8 Clouds B1 SC SC SC SC FW SC B1 B1 SC FW FW FW FW FW FW FW FW FW PoP 12hr 5 5 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 33 55 36 53 38 53 33 48 Temp 37 36 49 48 42 41 49 48 44 42 48 45 40 39 45 42 Dewpt 27 26 29 27 27 27 28 27 27 27 27 23 25 24 25 25 PWind dir SW SW SW SW SW SW SW SW Wind char GN BZ BZ BZ BZ BZ GN GN Avg clouds FW FW FW FW SC SC SC SC B1 B1 SC SC B1 B2 B2 B1 PoP 12hr 0 0 0 5 20 20 20 30 Rain S S S C C $$ MTZ303-182300- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 29 44 20 49 Temp 42 50 46 37 35 34 31 30 39 43 38 30 27 25 22 23 40 48 42 Dewpt 35 35 32 24 23 25 26 25 26 23 24 21 21 20 19 19 27 28 29 RH 76 56 58 59 61 69 81 81 59 45 57 69 78 81 88 84 59 46 60 Wind dir S SW W W W NW NW NW NW W SE S S S S S S S SW Wind spd 8 13 12 13 14 14 12 8 6 5 5 5 5 5 4 4 6 10 10 Clouds SC B2 B2 B1 B2 OV OV B2 SC CL FW FW FW FW FW SC FW FW FW PoP 12hr 10 10 5 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 50 33 50 32 49 28 43 Temp 34 34 45 42 39 38 44 43 38 37 43 40 34 32 38 35 Dewpt 26 26 28 29 28 27 29 29 27 28 28 26 25 23 25 25 PWind dir SW W W W W W W SW Wind char GN BZ BZ BZ BZ GN GN GN Avg clouds FW FW SC SC SC B1 B1 SC B1 B1 B1 SC B1 B2 B2 B1 PoP 12hr 0 0 5 10 20 20 20 30 Rain S S S S S S S C Snow S S S $$ MTZ319-182300- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 55 30 45 26 50 Temp 43 52 50 45 41 38 34 31 37 42 41 36 33 32 28 28 40 49 44 Dewpt 37 37 37 34 33 31 29 27 29 29 27 26 26 25 25 26 32 33 30 RH 79 56 61 65 73 76 82 85 72 60 57 67 75 75 88 92 73 54 57 Wind dir NE NE SW W W W W W NW N E S S S S S SE SE S Wind spd 2 3 3 3 3 2 2 3 2 2 2 2 3 3 2 2 2 3 3 Clouds SC B1 B1 SC SC SC B1 B1 B1 SC FW FW FW FW FW SC FW FW FW PoP 12hr 5 10 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S Snow S Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 52 31 52 33 50 30 47 Temp 35 30 42 46 38 33 42 46 41 35 42 44 38 32 39 42 Dewpt 27 25 29 27 26 26 28 26 27 27 28 26 26 25 27 24 PWind dir S SW SW SW SW SW SW SW Wind char LT LT GN GN GN LT LT LT Avg clouds FW FW FW FW SC SC B1 SC B1 B1 B1 SC B1 B1 B2 B1 PoP 12hr 0 0 5 10 20 30 20 40 Rain S C S S S C C Snow S C S C $$ MTZ326-182300- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 54 30 46 25 50 Temp 47 53 49 42 40 37 35 34 40 44 43 36 31 30 28 27 42 49 44 Dewpt 38 36 36 34 34 33 33 32 35 33 33 31 29 28 26 26 32 32 30 RH 71 52 61 73 79 85 92 92 82 65 67 82 92 92 92 96 67 52 57 Wind dir W W S S S SW SW W W W SW SE SE SE SE SE SW W SE Wind spd 2 2 2 4 3 2 2 2 2 2 2 3 4 3 3 2 1 2 2 Clouds B1 SC SC B1 B2 B2 B2 B2 B2 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 0 10 20 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S S Obvis PF Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 24 52 26 51 30 51 27 48 Temp 30 26 41 44 32 28 41 45 36 33 43 45 35 31 40 42 Dewpt 26 23 27 25 24 23 26 25 27 26 28 25 26 25 27 25 PWind dir SE SW S SW S SW S S Wind char LT LT LT LT GN LT LT LT Avg clouds FW FW FW FW FW SC SC SC B1 B1 SC SC B1 B2 B1 B1 PoP 12hr 0 0 0 5 10 20 20 30 Rain S S S C C Snow S S C $$ MTZ330-182300- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 43 26 43 22 47 Temp 38 43 40 33 31 29 28 28 39 43 39 32 28 26 24 26 39 46 41 Dewpt 36 33 33 31 30 29 28 28 33 32 31 29 27 26 24 26 30 27 27 RH 92 67 76 92 96100100100 79 65 73 88 96100100100 70 47 57 Wind dir SW SW S S S S S S SW SW SW S SE SE N N SE SW W Wind spd 5 6 4 3 2 2 1 1 3 5 2 1 1 1 0 0 1 2 1 Clouds B2 B2 B1 B2 B2 B2 B2 OV B2 B2 SC SC B1 B1 B1 B1 SC FW FW PoP 12hr 20 10 40 10 5 QPF 12hr 0 0 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C C Snow S S S C Obvis F F Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 19 45 21 40 21 41 21 38 Temp 26 20 36 38 26 23 33 35 26 23 34 35 27 23 33 34 Dewpt 23 20 25 25 24 23 26 25 23 23 26 23 24 22 26 23 PWind dir NE SW SW SW S SW SW SW Wind char LT LT LT LT GN GN LT GN Avg clouds FW FW SC FW FW SC B2 SC SC B1 B1 SC B1 B1 B2 B1 PoP 12hr 0 5 5 10 10 20 20 40 Rain S C Snow S S S C C $$ MTZ328-182300- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 29 47 25 47 Temp 47 51 47 39 35 33 32 30 42 47 41 34 31 30 28 27 40 46 41 Dewpt 37 34 34 32 31 30 29 29 33 33 33 30 28 27 26 26 32 31 31 RH 68 52 60 76 85 89 88 96 70 58 73 85 88 88 92 96 73 55 67 Wind dir SW SW S S S S S S N N NE SE S S S S SW SW NE Wind spd 5 5 6 5 5 5 5 4 3 3 4 4 5 5 5 5 2 2 2 Clouds SC B1 B1 SC SC SC B1 B1 SC B1 SC FW FW SC SC SC FW FW FW PoP 12hr 5 5 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 51 25 50 28 50 28 47 Temp 30 27 41 41 30 27 40 41 32 30 42 41 33 31 40 38 Dewpt 25 23 27 23 22 21 26 24 24 24 26 24 23 24 26 22 PWind dir S SW S S S S S S Wind char LT LT LT GN GN GN GN GN Avg clouds FW FW FW FW FW SC SC SC SC SC SC SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 5 10 10 20 Rain S S Snow S $$ MTZ305-182300- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 49 27 43 19 45 Temp 41 47 44 38 36 32 30 30 38 42 38 28 25 22 21 21 36 44 39 Dewpt 36 37 37 35 33 29 27 27 29 28 29 25 22 20 19 19 26 28 29 RH 82 68 76 89 89 88 88 88 70 57 70 88 88 92 92 92 67 53 67 Wind dir W S E SE SW W W W W W W S S SE SE S S S SE Wind spd 2 3 5 5 6 9 10 10 11 10 4 3 2 2 2 2 2 4 5 Clouds B2 SC B1 B1 B1 SC OV OV B2 SC FW FW FW FW FW SC FW FW FW PoP 12hr 5 20 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 52 28 53 29 50 26 46 Temp 31 30 44 46 36 35 46 47 38 36 43 41 33 31 39 38 Dewpt 26 25 30 30 29 27 31 30 29 28 30 28 27 25 27 26 PWind dir S SW SW SW SW W SW SW Wind char GN GN GN GN GN GN LT GN Avg clouds FW SC SC SC SC SC B1 SC B1 B1 B1 SC B1 B2 B2 B2 PoP 12hr 0 0 0 5 20 20 20 30 Rain S S S C Snow S S S S $$ MTZ314-182300- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 822 AM MST Tue Nov 18 2025 Date Tue 11/18/25 Wed 11/19/25 Thu 11/20/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 56 27 42 23 52 Temp 51 56 50 42 40 37 32 28 38 40 36 30 28 28 28 29 47 51 44 Dewpt 38 36 38 36 34 32 27 25 28 26 27 26 24 24 24 24 31 29 31 RH 61 47 63 79 79 82 81 88 67 57 69 85 85 85 85 81 53 42 60 Wind dir W W W SW SW W W W W NW NW S S S S S SW SW S Wind spd 3 4 3 5 4 5 5 6 9 6 2 4 5 5 5 5 3 4 4 Clouds SC SC B1 B1 B1 SC SC B1 B1 B1 SC FW FW FW FW FW FW FW FW PoP 12hr 5 5 10 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Fri 11/21/25 Sat 11/22/25 Sun 11/23/25 Mon 11/24/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 55 31 53 33 52 28 46 Temp 33 33 49 44 37 36 49 45 40 39 48 43 35 33 43 40 Dewpt 25 25 26 25 24 25 26 25 26 26 27 25 23 22 25 23 PWind dir S SW W SW SW W SW SW Wind char LT LT GN GN GN GN LT LT Avg clouds FW FW FW FW SC SC SC SC B1 B1 B1 SC B1 B1 B2 B2 PoP 12hr 0 0 0 5 20 20 20 30 Rain S S S S S C C Snow S S C $$ 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