Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
177 FOUS55 KTFX 231547 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 847 AM MST Sat Nov 23 2024 MTZ312-232300- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 30 9 18 1 27 Temp 24 27 21 16 15 15 12 12 15 16 11 5 5 6 7 9 17 23 20 Dewpt 21 22 17 12 11 11 8 7 9 9 7 3 2 1 2 5 12 17 16 RH 88 81 84 84 84 84 84 80 77 73 83 91 87 79 79 83 80 77 84 Wind dir W W W W NW NW NW W NW N NE SE SE E SE S S S S Wind spd 8 11 11 9 9 6 6 4 5 5 4 2 2 2 2 2 3 5 6 Clouds B2 B2 B2 B2 OV OV B2 OV B2 SC SC SC SC B1 B1 B2 B1 B1 B1 PoP 12hr 70 40 30 10 5 QPF 12hr 0.13 0.02 0.01 0 0 Snow 12hr T T T Rain L Snow S C C S S C C Winter Weath Y Y Y Y Y Y Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 17 38 14 28 10 26 8 24 Temp 21 23 32 28 21 19 26 20 15 15 20 18 14 12 16 14 Dewpt 15 15 24 22 16 14 19 17 11 11 14 14 9 7 9 9 PWind dir SW SW SW W N SW SW W Wind char GN GN LT LT LT LT LT LT Avg clouds B1 B1 SC FW FW SC B1 SC B1 B2 B2 B1 B1 B1 B2 SC PoP 12hr 5 5 5 20 30 10 10 10 Snow S C S $$ MTZ303-232300- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 22 3 12 -5 20 Temp 18 18 13 11 10 9 6 5 10 11 5 -1 0 1 3 4 9 16 15 Dewpt 16 17 9 7 6 4 2 1 5 5 1 -2 -3 -2 0 1 7 12 13 RH 92 96 84 83 83 80 83 83 80 76 83 95 87 87 87 87 91 84 92 Wind dir NE NW NW NW NW NW NW NW NW NW N W SW S S SE SE S S Wind spd 12 20 21 21 17 14 12 10 11 6 3 2 2 2 4 5 6 8 6 Wind gust 32 34 32 Clouds OV B2 OV B2 B2 OV B2 B2 B2 B1 B1 B1 B2 B2 OV B2 B2 B2 B2 PoP 12hr 90 60 30 10 5 QPF 12hr 0.22 0.02 0 0 0 Snow 12hr 2 T 00-00 Snow L C C C C C C C Obvis BS BS Wind chill -6 -8 -8 -8-10-10 -4 -1 -7 -7 -2 Min chill -6 -10 -11 -12 -6 -8 -8 -8 Winter Storm W W W W W W Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 9 33 9 22 3 21 3 20 Temp 17 16 27 24 20 16 19 15 10 8 14 13 9 7 11 10 Dewpt 12 13 22 19 15 12 14 12 7 5 11 10 5 3 6 6 PWind dir SW W W NW NW SW NW NW Wind char LT GN GN LT LT LT LT GN Avg clouds B2 B1 SC FW SC SC B1 SC B2 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 5 0 0 10 20 10 10 10 Snow S $$ MTZ319-232300- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 45 17 28 13 37 Temp 33 41 36 33 27 24 21 20 24 28 25 21 20 19 16 18 26 34 32 Dewpt 29 31 29 26 20 18 15 15 17 17 17 14 13 13 12 13 19 20 22 RH 85 67 75 75 74 77 77 81 74 63 71 74 74 77 84 80 74 56 66 Wind dir S W W W W W NW NW NW NW NW W S S S S SE S S Wind spd 9 13 11 8 5 6 3 3 3 3 2 2 2 2 2 2 2 4 5 Wind gust 24 Clouds B2 OV OV B2 B2 OV OV B2 B1 SC SC SC SC B1 B1 B1 B1 B1 SC PoP 12hr 60 50 30 5 0 QPF 12hr 0.04 0.03 0.01 0 0 Snow 12hr 00-00 T T Frzg drzl Rain L C Snow C S S C C Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 20 41 20 36 17 35 13 34 Temp 28 22 32 36 29 23 29 32 26 19 27 29 22 15 22 26 Dewpt 18 17 23 24 19 19 21 21 17 15 18 17 13 10 13 14 PWind dir S SW SW W W W SW W Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC SC FW SC B1 B1 B1 B1 B1 SC SC B1 B1 SC PoP 12hr 5 5 10 20 20 10 10 10 Snow S S $$ MTZ326-232300- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 48 20 31 11 36 Temp 42 46 40 34 30 28 25 22 28 31 27 21 18 17 16 17 28 34 30 Dewpt 32 31 32 31 27 26 24 22 26 23 21 19 16 15 14 15 20 21 21 RH 67 55 73 89 88 92 96100 92 72 78 92 92 92 92 92 71 58 69 Wind dir SE SW W S SW W SW W W W E SE S S SE S SW SW S Wind spd 5 14 12 5 6 5 4 3 3 3 1 2 3 4 5 4 2 3 4 Wind gust 16 32 28 Clouds B2 B2 B2 B2 B2 OV OV B2 B2 SC SC SC SC SC SC SC SC B1 B1 PoP 12hr 60 70 50 5 0 QPF 12hr 0.03 0.17 0.03 0 0 Snow 12hr 00-00 1 T Rain C C Snow C C C C C S S Winter Weath Y Y Y Y Y Y Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 16 38 14 34 11 33 11 35 Temp 23 21 31 32 23 19 27 29 21 17 26 28 20 16 25 27 Dewpt 19 18 23 22 20 18 22 19 18 15 18 17 15 12 16 15 PWind dir S S S SW S SW SE SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 SC SC SC B1 SC SC B1 B1 SC SC B1 B1 SC PoP 12hr 5 10 20 20 30 10 20 10 Snow S S S C C S $$ MTZ330-232300- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 36 17 30 7 29 Temp 32 35 32 28 24 23 21 19 28 29 24 18 14 12 10 11 22 28 24 Dewpt 30 30 28 26 23 23 21 19 23 20 18 16 14 12 10 11 16 17 16 RH 92 82 85 92 96100100100 81 69 77 92100100100100 77 63 71 Wind dir S SW SW SW SW SW SW SW SW SW SW S S S S S S SW SW Wind spd 18 21 20 20 14 10 6 4 5 8 4 2 2 2 2 2 6 12 8 Wind gust 29 36 31 32 Clouds OV B2 B2 B2 B2 OV OV B2 B1 B1 SC SC B1 B2 B2 B2 B1 B1 B1 PoP 12hr 80 60 60 10 30 QPF 12hr 0.12 0.09 0.06 0 0 Snow 12hr 1 1 1 Snow D L C C C L L L C C S S C C C Winter Weath Y Y Y Y Y Y Y Y Y Y Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 11 31 7 27 5 26 3 27 Temp 16 13 26 26 15 11 22 22 11 8 20 21 11 7 20 21 Dewpt 14 13 20 20 14 11 17 16 10 8 16 14 9 7 14 13 PWind dir S S SW NW SW SW SW SW Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 OV B2 B1 B2 B2 B1 B1 B1 B2 B1 B1 B2 B2 B1 PoP 12hr 30 50 50 40 30 20 20 20 Snow C S C C C C C C C C S S S S S S $$ MTZ328-232300- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 44 20 35 14 34 Temp 42 43 38 30 27 24 23 20 31 34 29 21 20 18 18 17 27 33 28 Dewpt 30 29 27 23 22 20 20 18 23 20 20 16 15 13 13 14 18 19 20 RH 62 57 64 75 81 84 88 92 72 56 69 81 81 80 80 88 68 56 71 Wind dir S SW SW S S SW SW SW SW SW S S S S S S S S S Wind spd 18 19 11 10 9 8 6 6 4 4 3 5 8 9 9 9 8 8 6 Wind gust 29 32 Clouds B2 B2 B2 B1 B1 B2 B1 SC SC SC FW FW FW FW SC B1 SC SC SC PoP 12hr 40 30 20 0 0 QPF 12hr 0.01 0.04 0 0 0 Snow 12hr 00-00 T 00-00 Drizzle Frzg drzl Rain S C Snow S S S C S S Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 14 34 14 32 10 31 11 32 Temp 21 19 28 28 22 19 27 26 18 13 24 25 17 15 25 26 Dewpt 15 14 19 20 17 15 19 19 13 10 15 15 10 9 13 14 PWind dir S S S SW S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds SC SC B1 SC SC SC SC SC SC SC SC SC SC SC B1 SC PoP 12hr 5 10 20 5 10 5 5 5 Snow S $$ MTZ305-232300- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 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 30 3 14 -6 16 Temp 26 29 25 17 13 11 8 5 11 13 9 2 -1 -2 0 -3 6 14 11 Dewpt 23 25 22 14 11 8 4 2 6 6 4 0 -2 -4 -2 -3 3 8 8 RH 88 85 88 88 91 87 83 87 80 73 80 91 95 91 91100 87 76 87 Wind dir E E W W W W W W W W W W W SW S E E E E Wind spd 14 12 13 16 14 13 12 11 12 11 5 2 2 1 2 2 2 2 2 Clouds OV OV OV B2 B1 B2 B1 B1 B1 B1 SC SC SC B1 B2 B2 B1 B1 B1 PoP 12hr 90 70 20 5 10 QPF 12hr 0.14 0.03 0 0 0 Snow 12hr 1 1 00-00 Frzg rain Snow S C L S C S S S Wind chill -3 -5 -8-11 -4 -1 -1 Min chill -3 -9 -13 -3 -7 -2 -3 Winter Weath Y Y Y Y Y Y Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 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 2 28 6 22 0 19 -2 18 Temp 8 10 20 20 14 12 16 15 9 7 11 11 6 5 10 10 Dewpt 6 7 16 16 12 10 13 11 7 4 8 8 4 3 6 6 PWind dir SE SW SW W NW N NE W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B1 SC SC SC B1 B1 B1 B2 B2 B2 B1 B2 B2 B2 B1 PoP 12hr 10 5 0 10 20 10 20 20 Snow S S S S $$ MTZ314-232300- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 847 AM MST Sat Nov 23 2024 Date Sat 11/23/24 Sun 11/24/24 Mon 11/25/24 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 44 7 20 4 36 Temp 37 42 32 22 16 14 11 8 16 18 15 10 9 9 10 13 28 34 28 Dewpt 27 30 26 19 13 11 8 5 11 10 10 8 7 7 8 11 18 20 19 RH 67 62 78 88 88 88 87 87 80 70 80 91 91 91 91 91 66 56 68 Wind dir SE SW W W W NW NW W NW NW NW W SW S SE S S SW S Wind spd 11 12 12 12 11 10 9 6 6 6 2 2 2 2 3 3 4 5 5 Wind gust 23 23 Clouds B2 B1 B2 B2 B2 OV OV B2 B2 B1 SC SC SC SC SC B1 SC SC B1 PoP 12hr 40 40 50 10 5 QPF 12hr 0.01 0.08 0.01 0 0 Snow 12hr 00-00 1 T Frzg drzl Frzg rain Rain S C Snow S S S C C S S Wind chill -2 -3 Min chill -2 -4 Date Tue 11/26/24 Wed 11/27/24 Thu 11/28/24 Fri 11/29/24 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 20 41 17 31 11 29 9 28 Temp 26 26 37 31 25 24 29 24 19 16 23 22 17 15 20 18 Dewpt 18 19 24 22 20 20 21 18 15 14 17 16 12 10 12 11 PWind dir SW SW W W W W S W Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC SC SC SC SC B1 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 5 10 10 20 40 20 20 20 Snow S C C S S S S S $$ http://www.weather.gov/greatfalls