Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
766 FOUS55 KTFX 222031 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 131 PM MST Fri Nov 22 2024 MTZ312-231100- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon 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 20 32 9 18 3 Temp 23 22 20 21 22 21 24 29 31 25 20 16 15 12 10 15 17 12 6 7 8 8 Dewpt 20 20 19 19 20 19 22 25 26 21 16 13 11 8 6 10 11 9 4 4 4 4 RH 88 92 96 92 92 92 92 85 81 84 84 88 84 84 83 80 77 87 91 87 83 83 Wind dir NE NE N NE NE NE NW W NW W W NW NW NW W NW N N NE E SE S Wind spd 6 5 3 3 2 3 4 6 17 16 9 9 6 5 4 4 4 4 2 2 2 2 Clouds OV OV OV OV OV OV OV B2 OV B2 B2 B2 OV B2 B2 B1 SC SC SC B1 B1 B2 PoP 12hr 70 90 70 30 10 QPF 12hr 0.05 0.08 0.04 0 0 Snow 12hr T 1 1 Snow D C D C C D L L L L C C Obvis BS Winter Weath Y Y Y Y Y Y Y Y Y Y Y Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 24 15 36 15 30 10 28 10 27 Temp 17 19 20 20 29 26 21 20 26 22 17 15 22 19 16 15 22 20 Dewpt 12 15 14 12 21 21 16 15 19 18 12 10 14 14 10 7 12 12 PWind dir S SW SW SW W SW SW SW SW Wind char LT LT GN LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 SC SC FW SC B1 B1 B1 B1 B1 SC B1 B2 B2 B1 PoP 12hr 5 5 5 5 20 30 20 10 10 Snow S C S S S $$ MTZ303-231100- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 13 22 3 13 -2 Temp 18 17 14 16 16 14 17 20 19 14 10 10 8 6 4 9 12 7 2 3 4 3 Dewpt 16 15 13 14 13 13 16 19 18 11 7 6 4 2 1 6 8 4 0 0 1 1 RH 92 92 96 92 88 96 96 96 96 88 87 83 83 83 87 87 84 87 91 87 87 91 Wind dir NE NE E E E E E NE NW NW NW NW NW NW NW NW N N N N SE S Wind spd 8 5 4 4 4 5 5 11 23 23 18 14 12 10 8 9 5 3 2 2 2 3 Wind gust 34 36 Clouds OV OV OV OV OV OV OV OV OV B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 OV B2 PoP 12hr 70 90 50 30 10 QPF 12hr 0.07 0.30 0.04 0 0 Snow 12hr T 4 1 Snow D S D L D D C C C C C C Obvis BS BS BS Wind chill -5 -8 -7 -8 -8 -9 -3 -5 Min chill -6 -9 -11 -13 -2 -5 -6 Winter Storm W W W W W W W W Winter Weath Y Y Y Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 18 6 30 10 25 4 21 4 22 Temp 10 13 12 12 24 23 18 16 21 15 11 9 16 14 11 8 15 15 Dewpt 7 11 9 9 20 19 14 12 17 13 8 5 12 11 6 4 9 9 PWind dir SE SW W W NW NW W W W Wind char LT LT GN GN GN LT GN GN GN Avg clouds B2 B2 B1 B1 SC FW SC SC B1 B1 B1 B2 B1 B1 B2 B2 B2 B1 PoP 12hr 5 5 0 5 20 20 20 10 10 Snow S S S S $$ MTZ319-231100- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon 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 45 18 33 12 Temp 31 30 29 28 30 29 31 38 43 36 32 29 26 20 18 23 31 26 21 19 18 16 Dewpt 26 25 25 24 26 27 29 33 33 28 24 22 19 15 14 18 20 19 14 13 13 12 RH 81 81 85 85 85 92 92 82 67 72 72 75 74 81 84 81 63 74 74 77 80 84 Wind dir N NW NW W W SE E S SW W W W NW NW NW NW NW NW SW S S S Wind spd 3 3 2 2 2 2 3 5 9 9 6 5 4 2 2 2 2 2 2 2 2 2 Clouds B2 B2 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 B1 SC FW SC B1 B1 B1 PoP 12hr 70 80 70 30 5 QPF 12hr 0.05 0.05 0.04 0.01 0 Snow 12hr 00-00 00-00 T Frzg drzl S S S S Frzg rain C L Rain C L L D Sleet C Snow D L L L L C C Winter Weath Y Y Y Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 34 18 38 19 36 17 32 14 33 Temp 25 31 26 22 30 32 27 24 30 31 26 21 24 27 22 19 24 26 Dewpt 18 20 18 16 21 22 19 18 21 21 17 14 16 16 13 11 14 15 PWind dir S S SW SW W SW SW SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC B1 B1 SC SC B1 B1 SC B1 B1 B1 B1 B2 B1 B1 PoP 12hr 0 5 5 10 20 20 20 10 10 Snow S S S S S $$ MTZ326-231100- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 29 48 18 34 11 Temp 48 45 38 35 32 31 33 43 46 40 34 31 28 24 20 27 32 27 19 18 17 16 Dewpt 38 33 32 30 27 26 27 33 33 34 32 29 27 23 19 24 26 22 18 16 15 14 RH 68 62 79 82 81 81 78 67 60 79 92 92 96 96 96 88 78 81 96 92 92 92 Wind dir SE S E E SE SE SE S SW W SW W W W W W W W SE S S SE Wind spd 5 6 6 6 5 5 6 8 11 9 6 5 5 4 2 2 2 1 2 3 4 4 Wind gust 18 26 Clouds B2 B2 B2 B2 B2 B2 B2 B1 B2 OV OV B2 B2 B2 B2 B2 SC SC SC SC SC SC PoP 12hr 40 70 80 40 5 QPF 12hr 0 0.04 0.20 0.03 0 Snow 12hr 00-00 00-00 1 Frzg drzl S S S Rain C C S C L D D Snow D L L C C Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 34 15 36 14 33 11 31 9 33 Temp 26 29 22 20 29 31 23 20 27 28 20 16 24 25 17 15 25 27 Dewpt 19 20 18 18 22 22 20 18 22 19 17 13 17 16 12 12 17 16 PWind dir S S SW S SW S SW SE SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B2 B1 B1 PoP 12hr 0 10 10 20 20 30 10 20 10 Snow S S S S C C S S $$ MTZ330-231100- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon 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 19 36 16 31 7 Temp 40 36 29 24 21 20 24 33 34 32 29 24 22 19 17 26 30 25 17 14 12 11 Dewpt 25 25 23 20 18 15 19 29 30 28 27 24 22 19 17 21 21 19 16 14 12 11 RH 55 64 78 84 88 81 81 85 85 85 92100100100100 81 69 78 96100100100 Wind dir S S SE E SE E S S SW SW SW SW SW SW SW SW SW SW S S S S Wind spd 11 8 5 4 3 5 10 14 19 18 18 12 8 4 2 3 6 3 2 2 2 2 Wind gust 21 26 33 28 31 Clouds B1 B2 B2 B1 B2 B2 OV OV OV OV OV B2 B2 OV OV B2 B1 B1 B1 B2 B2 B2 PoP 12hr 20 90 90 70 20 QPF 12hr 0 0.13 0.09 0.05 0 Snow 12hr 00-00 1 1 Snow C D D D D L L L L C C S S S Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 29 10 30 8 27 5 24 4 26 Temp 23 24 17 14 25 26 16 12 23 23 12 8 19 20 10 7 20 21 Dewpt 17 16 16 14 21 20 16 12 18 16 11 7 14 13 8 6 14 13 PWind dir S S S SW SW SW SW S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 B2 B2 OV B2 B2 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 30 40 60 50 30 30 30 20 20 Snow S C C C C L C C C C C C C S S S S S $$ MTZ328-231100- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 31 44 19 34 13 Temp 49 45 40 37 35 32 33 42 43 36 31 28 27 24 20 29 34 28 22 19 18 16 Dewpt 32 33 31 30 28 24 26 31 28 28 27 24 22 21 18 22 21 21 17 14 13 12 RH 52 62 70 75 75 72 75 65 55 72 85 85 81 88 92 75 58 75 81 80 80 84 Wind dir S S S S S S S S SW SW SW S SW S S SW SW S S S S S Wind spd 10 9 10 10 9 10 12 14 14 10 9 8 6 6 5 3 3 3 5 8 9 10 Wind gust 25 Clouds B2 OV B2 OV OV B2 B1 B2 B2 B2 B2 B1 B2 B1 SC SC SC SC FW SC SC SC PoP 12hr 50 70 60 20 0 QPF 12hr 0.01 0.03 0.04 0 0 Snow 12hr 00-00 00-00 T Drizzle S L Frzg drzl S S Rain S C S L L Snow S C S L L L L L C C S S Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 33 14 32 13 30 9 29 9 31 Temp 26 28 19 17 26 27 21 18 25 25 17 13 22 23 16 13 23 24 Dewpt 17 19 15 14 19 21 16 14 18 17 12 9 14 15 10 9 13 14 PWind dir S S S S SW S S S S Wind char GN LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 SC PoP 12hr 0 5 10 10 5 10 5 10 5 $$ MTZ305-231100- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon 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 17 29 5 18 -4 Temp 24 21 19 19 19 19 19 25 26 21 15 12 11 9 6 13 17 12 4 2 1 1 Dewpt 20 19 18 19 18 18 19 21 21 19 13 10 8 5 4 9 10 7 2 0 -1 -1 RH 84 92 96100 96 96100 84 81 92 92 91 87 83 91 84 73 80 91 91 91 91 Wind dir E E E E E E E E E W W W W W W W W W W W NW E Wind spd 12 12 11 10 10 11 12 11 10 14 17 12 12 11 10 11 10 5 2 2 1 1 Clouds OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 B2 PoP 12hr 70 90 50 20 5 QPF 12hr 0.06 0.10 0.04 0 0 Snow 12hr T 1 1 Frzg rain C Snow D L D C C D C C C C S S Wind chill -1 -2 -4 -6 -9 Min chill -4 -6 -9 -4 Winter Weath Y Y Y Y Y Y Y Y Y Y Y Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 18 0 24 5 23 2 19 1 21 Temp 9 11 6 5 15 16 12 11 17 16 9 7 14 13 8 7 14 15 Dewpt 5 8 5 4 12 12 11 10 14 12 8 6 10 9 5 5 9 9 PWind dir E SE SW SW W W NW E W Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B1 B1 B1 B1 SC SC B1 B2 B1 B1 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 10 10 5 0 10 30 20 10 10 Snow C C S S $$ MTZ314-231100- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 131 PM MST Fri Nov 22 2024 Date Fri 11/22/24 Sat 11/23/24 Sun 11/24/24 Mon MST 3hrly 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 20 44 9 21 5 Temp 31 29 25 23 23 22 26 39 42 33 24 19 15 12 10 17 20 16 11 10 10 10 Dewpt 24 23 22 21 21 20 23 30 29 28 21 17 12 10 8 11 12 12 9 8 8 9 RH 75 78 88 92 92 92 88 70 60 82 88 92 88 91 91 77 71 84 91 91 91 96 Wind dir E E E E E E SE SE SW W NW NW NW NW W NW NW NW W SW SW S Wind spd 8 5 5 5 5 6 6 9 10 16 13 10 10 8 5 5 5 2 2 2 2 2 Clouds OV OV B2 B2 B2 OV B2 B1 B1 B2 B2 B2 OV B2 B2 B1 B1 SC SC SC B1 B1 PoP 12hr 50 60 70 50 10 QPF 12hr 0.01 0.01 0.07 0.01 0 Snow 12hr 00-00 00-00 1 Frzg drzl S S L Frzg rain C Rain S C L Sleet S Snow L C S C S L L L C C S S Winter Weath Y Y Y Date 11/25/24 Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 32 15 39 16 32 12 29 9 30 Temp 25 25 22 22 34 29 23 22 29 24 19 16 24 21 16 15 25 22 Dewpt 17 17 16 16 23 21 18 18 21 18 15 12 15 14 11 9 13 12 PWind dir S SW SW SW W W W SW SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 5 5 5 5 20 30 30 20 20 Snow S C C C S S S S S $$ http://www.weather.gov/greatfalls