Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
707 FOUS55 KTFX 182022 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 222 PM MDT Fri Apr 18 2025 MTZ312-191000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon 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 35 64 37 60 35 Temp 48 52 42 38 37 36 45 57 61 59 49 45 41 38 45 56 58 54 47 42 38 36 Dewpt 11 12 16 19 20 19 21 25 29 33 33 32 32 30 32 32 32 35 35 34 31 28 RH 22 20 34 46 50 50 38 29 29 37 54 60 70 73 60 40 37 48 63 73 76 72 Wind dir W W SW SW SW SW SW SW W NW SW SW SW SW SW SW W NW N W W SW Wind spd 8 9 10 12 13 16 20 19 16 17 13 10 9 6 10 11 12 12 9 8 9 10 Clouds CL CL FW FW CL FW FW SC B2 OV B2 B1 SC SC SC B1 B1 B1 B2 B2 SC SC PoP 12hr 0 5 20 50 40 QPF 12hr 0 0 0.01 0.02 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C S S C Snowshwrs C Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 54 32 53 32 57 35 58 38 61 Temp 50 49 39 33 47 52 39 33 52 56 42 35 50 58 44 39 53 60 Dewpt 26 27 26 23 23 24 26 24 28 27 31 29 32 32 32 31 32 36 PWind dir W W W E NE E N E E Wind char BZ GN GN LT LT LT GN GN GN Avg clouds SC B2 B1 SC SC B1 SC SC SC SC B1 SC SC SC SC B1 B1 B1 PoP 12hr 60 30 30 5 20 20 20 20 30 Rain shwrs C L C C S S S S S S S C Snowshwrs C C S $$ MTZ303-191000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 56 33 52 30 Temp 50 53 42 38 38 37 47 55 54 51 44 40 36 34 38 47 51 49 40 36 32 30 Dewpt 15 19 24 23 23 23 26 29 31 32 33 33 32 31 33 33 31 30 30 30 27 26 RH 24 26 48 54 54 56 43 37 41 48 65 76 85 89 82 58 46 48 67 79 81 85 Wind dir SW SW SW SW W W W W W W W W W W NW W W W W W W W Wind spd 11 16 13 13 14 16 19 21 19 18 13 10 8 5 8 13 16 17 12 10 9 9 Wind gust 25 26 31 33 29 Clouds FW FW FW FW SC SC B1 B2 OV B2 SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 0 10 10 50 20 QPF 12hr 0 0.02 0.01 0.05 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S S S Snowshwrs S Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 28 49 27 54 30 56 34 56 Temp 45 44 33 29 43 49 35 27 48 53 37 30 51 55 42 35 49 55 Dewpt 25 26 27 25 24 22 24 22 23 24 27 25 27 27 29 29 31 33 PWind dir W NW NW W SE E NE E E Wind char BZ GN GN LT LT LT GN GN GN Avg clouds B1 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC SC SC B1 B1 B1 PoP 12hr 70 40 30 5 10 10 20 10 20 Rain shwrs S L C C S S S Snowshwrs S C S C C $$ MTZ319-191000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon 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 33 63 37 58 35 Temp 49 53 44 38 35 33 40 54 61 59 51 46 41 37 43 53 57 54 46 42 38 35 Dewpt 13 13 16 18 20 21 21 27 30 32 32 33 31 31 31 31 32 32 30 30 28 27 RH 23 20 32 44 54 61 46 35 31 36 48 60 67 79 62 43 38 43 53 62 67 72 Wind dir NW W SW S S S S W W W W W SW SW SW W W W W W W SW Wind spd 3 6 6 8 6 5 6 10 13 16 9 4 2 2 2 5 8 9 5 4 3 3 Wind gust 24 26 Clouds FW FW FW CL FW FW FW B1 B2 OV B2 B1 SC SC SC B1 B1 B2 B2 B1 B1 B1 PoP 12hr 0 5 20 40 50 QPF 12hr 0 0 0 0.02 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C Snowshwrs C Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 52 31 57 34 58 36 60 38 62 Temp 47 49 38 31 47 56 40 34 49 56 43 37 50 58 44 38 51 60 Dewpt 27 21 22 20 22 21 25 24 29 29 31 29 32 32 32 31 34 34 PWind dir W W W NW N N N NE NE Wind char GN GN LT LT LT LT LT LT LT Avg clouds B1 B2 SC SC SC SC B1 SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 70 20 20 5 20 20 30 30 30 Rain shwrs C L S S S S C C S S C Snowshwrs C S $$ MTZ326-191000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 21 58 32 57 32 Temp 41 44 34 27 24 23 36 47 55 57 46 41 37 33 39 49 54 56 45 41 36 33 Dewpt 16 14 16 15 15 15 21 22 26 28 32 34 33 30 33 33 31 34 35 36 33 31 RH 36 29 47 60 68 71 54 37 32 33 58 76 85 89 79 54 41 43 68 82 89 92 Wind dir W SW S S S SE S W W NW NW SW S S S SW W SW W NW SW S Wind spd 3 5 5 4 5 5 4 5 6 6 5 3 2 2 2 2 4 6 3 2 2 2 Clouds FW CL CL CL FW CL FW SC SC B2 OV OV B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 0 0 40 50 80 QPF 12hr 0 0 0.04 0.01 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S S C C D D L L L Snowshwrs L Tstms S S Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 48 24 53 30 55 32 56 34 58 Temp 43 46 32 25 44 52 36 31 47 53 39 33 48 54 39 35 49 56 Dewpt 29 27 22 19 20 21 24 24 29 30 31 29 32 33 32 31 32 33 PWind dir W W SW E NE E E E E Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 PoP 12hr 80 30 10 10 30 20 40 30 40 Rain shwrs L D C S C S S C C S S C Snowshwrs L C S $$ MTZ330-191000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon 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 10 50 25 50 23 Temp 39 38 26 18 13 10 22 41 48 46 36 32 28 26 32 45 49 46 37 32 27 24 Dewpt 6 6 10 9 6 5 9 16 19 22 21 24 24 23 25 29 30 30 29 27 24 21 RH 25 26 50 67 73 80 57 36 31 38 54 72 85 88 75 53 48 53 72 81 88 88 Wind dir N N NE SE S SE S SW SW SW S SW S S SW SW SW SW SW SW SW SW Wind spd 5 5 2 1 1 2 2 4 5 5 3 2 2 2 2 5 8 6 3 2 2 2 Wind gust 19 18 Clouds SC SC CL FW CL CL FW FW SC B1 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 0 5 30 60 70 QPF 12hr 0 0 0.02 0.02 0.11 Snow 12hr 00-00 00-00 T Rain shwrs S L L L L L Snowshwrs S S C C C C L L L L Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 46 17 49 22 55 25 55 27 56 Temp 42 41 27 17 43 46 31 23 50 51 33 25 50 49 33 28 51 51 Dewpt 24 20 18 11 16 17 21 18 26 27 27 22 29 28 28 25 29 27 PWind dir SW W SW SE S E SE NE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds B2 B2 B1 SC FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 70 30 10 10 40 30 40 40 40 Rain shwrs C C S S C C S S C Snowshwrs L L C S S S S S $$ MTZ328-191000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 24 58 31 57 31 Temp 41 44 35 30 26 26 34 50 56 56 47 41 35 32 37 51 56 55 44 39 35 32 Dewpt 9 8 11 12 13 13 15 20 23 25 30 33 29 27 28 27 24 24 29 30 29 26 RH 26 22 36 46 57 57 45 30 27 30 51 73 78 81 70 39 29 30 55 70 78 78 Wind dir N NE SE S S S SW SW SW NW W SW SW S SW SW SW W W W W SW Wind spd 10 6 5 5 5 5 5 8 10 11 8 5 5 4 5 8 12 14 9 5 5 5 Wind gust 23 Clouds FW CL FW CL FW CL SC SC B1 OV OV B2 B1 SC SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 0 0 20 20 40 QPF 12hr 0 0 0.01 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S S C C C C Snowshwrs C C Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 51 25 54 32 56 33 58 36 59 Temp 47 47 33 26 45 53 40 33 49 55 40 33 51 54 42 36 51 58 Dewpt 23 19 19 16 15 16 22 22 27 26 31 28 32 30 32 30 31 31 PWind dir W W SW N NE NE NE NE NE Wind char GN GN LT LT LT LT LT GN GN Avg clouds B1 B1 SC FW FW SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 40 10 5 5 10 10 20 20 20 Rain shwrs C S S S Snowshwrs C $$ MTZ305-191000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon 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 65 35 60 34 Temp 52 54 41 36 34 33 45 60 64 61 50 44 39 36 42 54 59 57 47 43 38 35 Dewpt 16 15 18 18 18 19 25 29 33 35 38 39 36 34 37 37 36 36 39 39 36 33 RH 24 21 39 47 51 56 45 31 31 38 63 82 89 92 82 52 42 45 74 86 92 92 Wind dir W W S S S SW SW SW W NW NW N NE E E SE SE E SE NW SE W Wind spd 8 8 9 10 10 10 13 18 17 17 10 5 4 5 5 8 9 10 6 6 6 8 Clouds CL FW FW FW FW FW SC B1 B2 OV OV B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 PoP 12hr 0 5 30 50 60 QPF 12hr 0 0 0.02 0.04 0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S S C C L L C C C Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 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 52 30 53 27 58 32 59 34 61 Temp 47 48 36 31 46 53 36 28 52 55 40 33 53 58 42 35 53 59 Dewpt 34 31 31 29 31 28 28 24 29 27 30 29 33 32 33 32 35 34 PWind dir W W NW E SE E E E E Wind char GN GN GN LT LT LT GN GN GN Avg clouds B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC B1 B1 PoP 12hr 60 40 30 5 10 10 20 20 30 Rain shwrs C L C C C C S S S C Snowshwrs C C $$ MTZ314-191000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 222 PM MDT Fri Apr 18 2025 Date 04/18/25 Sat 04/19/25 Sun 04/20/25 Mon MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 27 61 37 55 34 Temp 44 45 35 30 29 30 44 55 59 59 49 46 41 38 43 52 54 54 44 41 37 35 Dewpt 15 14 15 15 14 15 22 25 29 30 34 37 35 33 33 33 32 34 36 37 34 31 RH 30 28 43 53 53 53 41 31 32 33 56 71 79 82 67 48 43 46 73 85 89 85 Wind dir NW NW S S S S SW W NW NW NW W W W W W NW NE SE W W W Wind spd 9 5 6 10 10 10 9 9 10 10 9 5 5 4 5 5 4 5 5 5 5 5 Clouds FW CL FW FW FW FW FW FW SC B2 OV OV B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 0 0 20 60 70 QPF 12hr 0 0 0.02 0.03 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L L L L L L C Date 04/21/25 Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 50 29 48 29 51 31 52 34 55 Temp 47 45 36 30 43 47 35 30 48 48 37 32 48 51 41 35 50 53 Dewpt 29 29 28 23 25 25 25 24 29 30 30 27 34 32 33 31 35 36 PWind dir W W NW SW SE SE E E SE Wind char GN GN GN LT LT LT LT GN GN Avg clouds B1 B2 B1 SC SC B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 PoP 12hr 80 40 40 10 30 30 40 30 40 Rain shwrs C D C C C C S S C C C C C Snowshwrs C S S C $$ http://www.weather.gov/greatfalls