FOUS55 KTFX 150631 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 1231 AM MDT Wed Apr 15 2026 MTZ312-161000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri 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 41 59 26 37 22 Temp 45 43 47 54 58 53 43 38 34 28 28 33 36 36 30 27 24 23 Dewpt 27 27 28 29 30 32 32 29 24 19 18 19 18 17 17 18 17 16 RH 49 53 47 38 34 44 65 70 66 68 66 56 47 45 58 68 74 74 Wind dir SW SW SW SW SW W W W W NW NW NW NW N N SW SW SW Wind spd 18 18 21 26 21 18 14 13 16 17 16 14 13 13 8 5 5 5 Wind gust 32 Clouds B2 B2 B1 B1 B2 B2 OV OV B2 B2 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 5 40 70 50 20 QPF 12hr 0 0 0.13 0.03 0 Snow 12hr 00-00 00-00 T Rain C C Snow L L C C C C S S Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 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 45 26 57 32 67 39 71 41 71 Temp 40 42 32 27 48 55 40 34 60 65 48 42 64 69 50 43 65 69 Dewpt 20 22 24 19 22 22 25 23 26 27 31 29 31 30 33 33 35 32 PWind dir W SW SW SW SW SW SW W W Wind char GN GN BZ GN GN GN GN GN GN Avg clouds SC B1 B1 FW FW FW SC SC SC SC SC SC SC SC SC SC FW SC PoP 12hr 40 10 0 0 0 5 10 10 20 Rain S Snow C $$ MTZ303-161000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 33 53 19 34 17 Temp 37 35 40 49 52 48 39 34 26 21 21 27 32 32 26 22 19 17 Dewpt 24 23 23 24 24 24 22 22 17 13 12 13 15 15 16 16 14 14 RH 59 61 50 37 33 39 50 61 68 71 68 55 49 49 65 77 80 88 Wind dir SW SW SW SW W W W NW NW NW NW NW NW NW N W W W Wind spd 17 16 19 25 26 23 19 19 21 21 21 21 21 17 9 5 5 5 Wind gust 27 31 37 40 33 32 33 33 Clouds B1 B2 B1 B1 B1 B2 OV B2 B2 B2 OV B2 B2 B1 B1 SC SC B1 PoP 12hr 5 20 70 50 10 QPF 12hr 0 0 0.02 0.01 0 Snow 12hr 00-00 00-00 T Rain S S Snow S S C L L C C C C Obvis BS BS Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 44 22 54 27 65 35 67 37 69 Temp 38 42 28 23 47 53 36 29 57 63 44 37 62 65 47 39 62 66 Dewpt 17 17 20 17 20 20 23 21 24 25 29 27 28 28 31 32 31 29 PWind dir NW W W SW W W W W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC FW FW FW SC SC SC SC SC SC SC SC SC SC FW FW PoP 12hr 20 5 0 0 0 0 5 10 10 Snow S $$ MTZ319-161000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri 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 38 58 28 40 25 Temp 43 39 43 51 56 53 43 37 34 30 30 35 39 38 34 30 27 25 Dewpt 28 27 30 30 31 32 29 24 22 20 18 17 18 16 17 19 18 18 RH 55 62 60 44 38 44 57 59 61 66 60 47 42 40 49 63 68 74 Wind dir W SW SW W W W W W W NW NW NW NW NW NW W W W Wind spd 5 3 5 13 16 13 12 10 8 5 9 10 13 13 8 4 3 3 Wind gust 25 28 20 24 24 Clouds B1 B2 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B1 B1 SC B1 B1 PoP 12hr 5 70 90 80 30 QPF 12hr 0 0.01 0.03 0.03 0.01 Snow 12hr 00-00 00-00 T Rain S C L Rain shwrs L Snow L C C L L D D C C C Tstms S Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 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 45 23 56 30 66 36 69 40 72 Temp 39 43 32 24 45 56 39 31 56 64 47 37 61 68 50 41 64 69 Dewpt 19 21 22 18 18 18 23 22 24 25 29 28 29 27 32 32 32 29 PWind dir W W SW SW SW SW SW SW W Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 FW FW FW SC SC SC SC SC SC SC SC SC SC FW SC PoP 12hr 60 10 0 0 0 5 10 10 20 Rain S S Snow C L $$ MTZ326-161000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 35 59 25 39 19 Temp 42 38 43 55 58 54 44 37 33 29 28 35 38 37 31 27 23 20 Dewpt 27 25 28 30 33 35 34 32 29 25 22 23 21 19 19 19 17 15 RH 55 59 55 38 39 48 68 82 85 85 78 61 50 48 61 71 77 81 Wind dir S S SW SW SW SW NW NW W W NW NW NW NW NW W SW S Wind spd 9 8 10 17 23 18 10 10 6 4 5 6 9 9 4 3 2 2 Wind gust 32 41 33 20 Clouds B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B2 B2 B2 B1 B1 B1 PoP 12hr 5 60 90 80 40 QPF 12hr 0 0.01 0.45 0.11 0.02 Snow 12hr 00-00 00-00 1 Rain S L Rain shwrs C C Snow L D D D D D D C C S S C Tstms S S Winter Storm A A A A A A Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 18 53 26 64 34 69 36 71 Temp 36 40 29 19 42 52 36 28 55 63 44 35 62 68 48 39 64 69 Dewpt 18 19 22 15 19 20 23 20 24 25 29 26 28 27 32 30 33 29 PWind dir W W SW S S S SW S SW Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 SC FW FW SC SC FW FW SC SC SC FW B1 SC SC SC PoP 12hr 60 20 0 0 0 5 10 10 20 Rain S S Snow C L S $$ MTZ330-161000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri 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 28 45 26 35 12 Temp 30 29 34 40 43 41 37 35 33 28 27 31 34 31 23 19 17 13 Dewpt 23 23 27 30 32 33 32 32 29 24 23 21 20 19 15 14 11 9 RH 75 78 75 67 65 73 82 89 85 85 85 66 56 61 71 80 77 84 Wind dir S S SW SW SW SW SW SW SW W SW SW SW W NW N N N Wind spd 5 5 10 13 16 14 11 10 8 5 5 5 6 5 3 2 2 2 Wind gust 18 18 29 37 43 41 34 33 26 20 18 18 19 18 Clouds B1 B2 B2 B2 OV OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1 PoP 12hr 10 90 90 100 70 QPF 12hr 0 0.14 0.42 0.25 0.06 Snow 12hr 00-00 00-00 2 Rain D D D Rain shwrs C D Snow C D S D D D D D D L L C C C Snowshwrs S S Tstms S S Winter Storm A A A A A A A A A A Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 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 36 10 44 16 55 24 61 28 62 Temp 30 34 18 10 36 42 24 17 48 53 31 25 54 57 36 30 56 59 Dewpt 12 14 13 7 16 17 17 12 21 25 23 19 25 28 27 24 30 29 PWind dir N NW SW S S S S S S Wind char LT LT LT LT LT LT LT LT LT Avg clouds B1 B2 B1 SC FW FW SC SC FW FW SC SC SC SC SC SC SC B1 PoP 12hr 70 30 0 0 0 5 10 10 30 Rain S C Snow C L C S $$ MTZ328-161000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 57 25 38 19 Temp 39 38 42 53 55 53 42 35 31 27 28 35 37 36 29 25 22 20 Dewpt 22 23 25 29 29 31 31 28 22 17 17 18 17 15 16 16 14 13 RH 50 54 50 39 37 43 65 75 69 65 63 49 44 42 58 68 71 74 Wind dir S S SW SW SW SW SW SW W W NW N N N N NW W SW Wind spd 12 12 18 29 34 27 19 14 11 9 10 13 13 13 10 9 6 5 Wind gust 42 50 43 32 Clouds B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B1 B1 SC SC PoP 12hr 5 50 90 70 20 QPF 12hr 0 0.01 0.16 0.05 0.01 Snow 12hr 00-00 00-00 T Rain C D Rain shwrs C Snow D L C L L L L S S Tstms S High Wind W W W W Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 19 52 27 62 34 68 38 70 Temp 37 40 27 20 43 51 34 28 54 60 42 36 61 65 46 40 63 68 Dewpt 16 19 18 12 18 20 21 19 24 24 26 24 27 25 30 28 32 28 PWind dir W W SW S S S SW S SW Wind char GN LT GN GN GN GN GN GN GN Avg clouds SC B1 B1 FW FW FW SC SC SC SC SC B1 SC SC SC SC SC SC PoP 12hr 30 5 0 0 0 5 10 10 20 Rain S Snow C $$ MTZ305-161000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri 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 39 62 24 35 17 Temp 45 41 44 55 60 58 46 40 35 29 25 30 34 32 26 22 19 18 Dewpt 28 27 28 27 27 30 34 33 29 23 20 21 18 17 17 16 15 14 RH 51 57 53 34 28 34 63 76 78 78 81 69 51 53 68 77 84 84 Wind dir W SW SW SW SW W W NW NW NW NW NW NW NW NW W W W Wind spd 14 13 14 18 16 12 9 10 13 17 17 18 19 17 10 8 5 5 Clouds B1 B1 B2 B1 B2 B2 OV OV B2 B2 B2 B2 B2 B2 B1 SC SC SC PoP 12hr 0 30 90 40 10 QPF 12hr 0 0 0.16 0.06 0 Snow 12hr 00-00 00-00 T Rain C C L D Snow S L C C C C Obvis BS BS BS BS Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 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 44 22 57 29 68 38 71 39 71 Temp 36 42 28 23 47 55 37 30 59 66 47 40 63 68 48 41 64 68 Dewpt 19 17 21 17 25 22 25 23 27 27 30 29 33 30 34 33 35 32 PWind dir NW W SW S SW SW W SW W Wind char LT LT GN LT LT LT GN GN GN Avg clouds SC SC SC FW FW FW FW FW FW FW SC SC SC FW SC SC SC FW PoP 12hr 10 5 0 0 0 5 5 5 10 $$ MTZ314-161000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 1231 AM MDT Wed Apr 15 2026 Date 04/14/26 Wed 04/15/26 Thu 04/16/26 Fri MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 36 58 26 36 18 Temp 42 40 46 54 56 54 43 38 35 30 27 32 35 33 26 23 22 19 Dewpt 27 26 27 28 31 35 37 35 30 23 19 18 19 16 15 16 15 12 RH 55 57 47 36 38 48 79 89 82 75 71 56 52 49 62 74 74 74 Wind dir SW SW SW SW SW W NW W W NW NW NW NW NW NW W W W Wind spd 5 6 10 13 11 10 6 10 13 18 19 18 18 17 10 8 6 6 Wind gust 24 21 24 29 28 29 Clouds B2 OV B2 B2 OV B2 OV OV OV B2 B2 B1 B2 B2 B1 SC SC B1 PoP 12hr 5 50 100 60 20 QPF 12hr 0 0.04 0.32 0.03 0 Snow 12hr 00-00 00-00 1 Rain C D S Rain shwrs L Snow D L L L C C S S Tstms S Date 04/17/26 Sat 04/18/26 Sun 04/19/26 Mon 04/20/26 Tue 04/21/26 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 22 53 30 65 39 68 39 69 Temp 37 39 27 24 45 51 36 33 58 62 45 41 64 65 47 42 64 66 Dewpt 17 16 18 15 19 20 22 20 24 27 28 26 29 32 32 32 34 34 PWind dir NW W W SW SW SW W S SW Wind char GN LT GN GN GN GN GN GN GN Avg clouds SC B1 SC SC FW FW SC SC FW FW SC SC SC FW SC SC FW SC PoP 12hr 40 20 5 0 0 5 10 10 20 Rain S Snow C S $$ http://www.weather.gov/greatfalls