Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
806 FOUS55 KTFX 190808 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 207 AM MDT Sat Apr 19 2025 MTZ312-192200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 64 38 59 35 54 Temp 37 37 48 59 63 59 49 46 42 40 44 54 57 55 46 44 40 36 44 51 52 50 Dewpt 19 21 23 27 30 31 35 34 33 32 33 33 31 30 33 33 31 28 28 26 28 25 RH 48 52 37 29 29 34 58 63 70 73 65 45 37 38 60 65 70 72 53 37 39 37 Wind dir SW SW SW W W W SW SW SW SW SW SW SW W N W W SW W W W W Wind spd 13 16 19 18 17 17 13 10 9 8 10 12 11 11 9 5 6 9 13 17 18 18 Clouds CL CL FW B1 B2 OV OV SC B1 B2 SC B1 B1 B2 B2 B2 B1 B1 B1 B2 B2 B1 PoP 12hr 30 50 40 40 70 QPF 12hr 0 0.01 0 0.05 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C S S C C L L C Snowshwrs C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 32 53 31 59 35 59 37 61 Temp 38 35 47 50 38 34 51 56 43 36 51 56 44 39 53 57 Dewpt 26 26 25 22 27 26 25 22 30 29 31 28 31 32 34 35 PWind dir W W E W NE N E NE Wind char GN GN LT LT LT LT GN GN Avg clouds B1 B1 SC B1 SC SC SC SC B1 SC SC SC B1 B1 B1 B1 PoP 12hr 40 30 5 20 10 20 20 30 Rain shwrs C S C S S S S C Snowshwrs C S $$ MTZ303-192200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 57 32 52 30 49 Temp 38 38 48 55 55 50 43 39 36 34 38 47 51 49 41 37 33 31 37 46 48 45 Dewpt 24 24 26 29 31 31 31 32 32 31 32 33 31 30 30 30 28 26 26 27 26 27 RH 57 57 42 37 40 48 62 76 85 89 79 58 46 48 65 75 82 81 64 47 42 49 Wind dir W W W W W W W W W NW NW SW SW W W W W W W W W NW Wind spd 16 16 19 20 19 18 13 10 6 5 6 11 14 16 11 9 8 8 13 18 20 20 Wind gust 26 27 29 31 Clouds FW FW B1 B2 OV B2 B1 SC B1 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B2 B2 B2 PoP 12hr 80 40 60 30 70 QPF 12hr 0.02 0 0.02 0.04 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs D C S C C L L C C S S L L C Snowshwrs S S C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 50 27 55 30 55 32 56 Temp 35 30 43 48 35 28 49 52 38 32 48 52 40 33 48 54 Dewpt 29 26 23 20 23 22 20 21 28 28 27 25 28 29 31 32 PWind dir NW NW SW SW NW N E E Wind char GN GN LT LT LT GN GN GN Avg clouds B2 B1 B1 B1 SC FW FW SC SC SC SC SC SC B1 B1 B1 PoP 12hr 40 30 5 10 10 10 10 20 Rain shwrs C S C S S Snowshwrs C S C C $$ MTZ319-192200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 63 37 59 35 52 Temp 36 33 42 54 61 59 51 46 40 37 43 52 57 54 47 44 39 35 40 47 51 50 Dewpt 19 20 22 25 29 30 33 33 32 30 31 31 32 32 33 31 29 28 28 28 25 22 RH 50 58 44 32 29 33 50 60 73 75 62 44 38 43 58 60 67 75 62 47 36 33 Wind dir S S S W W W W SW SW SW SW W SW W W W W W W W W W Wind spd 6 5 6 10 14 14 9 5 3 2 3 5 8 10 5 3 3 3 6 13 18 19 Wind gust 25 25 31 33 Clouds CL FW FW B1 B2 B2 OV SC SC B1 SC B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B1 PoP 12hr 20 50 40 50 80 QPF 12hr 0 0.01 0.05 0.05 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C C C C C C C C D D S Snowshwrs C C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 31 56 32 60 35 61 38 64 Temp 39 32 46 53 39 32 49 58 43 35 50 58 45 38 52 60 Dewpt 23 23 21 18 24 25 26 23 27 29 31 28 31 32 34 33 PWind dir W W NW NE NW N N NE Wind char GN LT LT LT LT LT LT LT Avg clouds B1 FW FW SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 PoP 12hr 20 20 5 20 10 20 20 40 Rain shwrs S S S S S S S C Snowshwrs S $$ MTZ326-192200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 59 34 57 32 48 Temp 24 23 36 48 57 59 49 42 39 36 39 48 54 56 45 39 36 33 36 44 46 44 Dewpt 17 17 23 23 27 29 33 36 36 33 34 32 32 33 34 35 33 30 31 31 31 28 RH 74 77 59 37 31 32 54 79 89 89 82 54 43 42 65 85 89 89 82 60 55 53 Wind dir SE SE S W W NW NW SW SE S S SW W S W NW W SW W W W W Wind spd 5 5 4 5 6 6 5 2 2 2 2 2 3 5 4 2 2 2 3 8 10 10 Wind gust 20 Clouds FW CL FW SC B1 B2 OV OV B1 SC B1 B1 B1 OV OV B2 B2 B2 B2 OV OV B2 PoP 12hr 10 70 50 80 90 QPF 12hr 0 0.06 0.01 0.18 0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L S S S C C D D L L D D D D C Snowshwrs D D C Tstms S S S S S Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 24 51 28 56 31 58 34 61 Temp 33 27 43 50 35 30 46 54 38 33 51 56 41 37 52 58 Dewpt 25 22 21 20 24 25 27 26 29 28 30 31 32 32 34 34 PWind dir W W E NE E NE E E Wind char LT LT LT LT LT LT LT LT Avg clouds B2 SC FW SC SC B1 B1 B1 SC SC SC B1 B1 B1 B2 B2 PoP 12hr 30 10 10 30 10 30 20 40 Rain shwrs C S C C S S S C Snowshwrs C S Tstms S $$ MTZ330-192200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 50 25 50 23 45 Temp 13 11 25 42 48 48 37 32 29 27 31 45 49 45 37 32 27 24 30 41 44 40 Dewpt 7 5 11 16 20 22 21 24 24 24 26 28 30 30 28 27 24 21 23 24 24 22 RH 76 76 55 34 33 35 52 72 81 88 81 51 48 55 70 81 88 88 75 50 45 48 Wind dir SE S SW SW SW SW SW W SE S SW SW SW SW SW SW SW SW SW SW W W Wind spd 1 2 2 5 6 5 3 2 2 1 2 5 8 5 4 2 2 2 4 9 10 9 Wind gust 16 18 18 23 26 24 Clouds FW CL FW FW FW SC OV OV OV OV B2 B2 B2 OV OV B2 B2 OV OV B2 B2 B1 PoP 12hr 10 60 60 70 80 QPF 12hr 0 0.02 0.06 0.05 0.19 Snow 12hr 00-00 T 00-00 Rain shwrs S L L L L L Snowshwrs S S C L C C L L L D D D D C Tstms S S Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 14 48 20 54 22 57 27 59 Temp 25 15 40 44 28 22 49 50 31 23 50 52 35 28 52 52 Dewpt 18 11 14 17 20 18 23 23 24 19 25 24 29 25 31 30 PWind dir W SW SE SW E SE E SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC FW SC B1 B1 B1 B1 SC SC SC B1 B1 B1 B2 B1 PoP 12hr 30 10 10 30 20 30 30 50 Rain shwrs C S C C S S C Snowshwrs C S S S S $$ MTZ328-192200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 58 31 57 31 48 Temp 26 25 36 49 56 56 46 43 38 33 38 51 56 54 44 38 34 32 36 45 47 46 Dewpt 12 12 17 19 22 24 29 33 33 29 29 28 25 24 31 31 29 27 27 23 22 20 RH 55 57 45 30 26 29 51 67 82 85 70 41 30 31 60 76 82 81 69 41 37 35 Wind dir S SW SW SW W NW SW S S SW SW SW SW W W W W SW SW W W W Wind spd 5 5 6 8 10 11 8 5 5 5 5 8 12 13 9 5 5 5 9 16 21 20 Wind gust 24 32 32 Clouds FW CL FW SC B1 OV OV OV SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 PoP 12hr 10 80 20 50 60 QPF 12hr 0 0.03 0 0.03 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S D C S S C C C C Snowshwrs C L L C C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 25 54 30 57 33 61 37 63 Temp 31 26 45 52 37 31 49 55 41 35 53 58 44 38 54 59 Dewpt 18 18 17 15 22 22 24 22 27 26 28 25 31 31 33 33 PWind dir W SW N NW N NE NE E Wind char GN LT LT LT LT LT GN LT Avg clouds SC FW FW SC B1 SC SC SC SC SC SC SC B1 B1 B2 B2 PoP 12hr 10 0 5 10 5 20 20 30 Rain shwrs S S C $$ MTZ305-192200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 65 36 59 34 54 Temp 34 33 45 60 65 61 50 44 41 38 41 52 57 55 46 42 38 35 40 49 53 52 Dewpt 19 20 26 29 33 35 38 39 39 36 37 38 37 35 37 38 36 33 36 36 34 33 RH 54 58 47 31 30 38 63 82 92 92 85 59 47 47 71 86 92 92 85 61 48 48 Wind dir S SW SW W W NW N NE E E E E E E SE E SE SW W W NW NW Wind spd 10 11 13 18 18 17 10 5 4 5 6 8 8 10 8 5 5 6 10 13 14 16 Clouds FW SC SC B1 B2 OV OV OV B1 B1 B2 B1 B1 B2 B2 B2 B2 B2 B1 B2 B2 B1 PoP 12hr 20 90 50 70 70 QPF 12hr 0 0.03 0.05 0.22 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D C C S S C C L L C C C C L L C Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 30 52 27 59 31 60 33 61 Temp 38 33 44 50 35 29 51 56 41 34 53 57 41 36 54 58 Dewpt 33 30 30 25 27 25 28 25 30 30 32 27 31 32 36 34 PWind dir W NW E SE E NE E E Wind char GN GN LT LT LT GN GN GN Avg clouds B2 B1 B1 B1 SC FW FW SC B1 SC SC SC SC SC B1 B1 PoP 12hr 40 30 5 10 20 20 10 20 Rain shwrs C C C C S S S S S Snowshwrs C C $$ MTZ314-192200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 207 AM MDT Sat Apr 19 2025 Date Sat 04/19/25 Sun 04/20/25 Mon 04/21/25 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 62 37 55 34 51 Temp 27 27 43 55 61 60 50 45 42 39 43 52 54 52 44 39 37 35 40 47 50 45 Dewpt 21 21 27 25 29 29 33 37 36 34 33 33 33 34 36 36 34 32 30 28 28 30 RH 78 78 53 31 29 31 52 73 79 82 67 48 45 50 73 89 89 89 67 47 42 55 Wind dir S S SW W NW NW NW W W W W NW NW E SE SW W W W NW NW W Wind spd 10 9 9 8 9 10 8 5 5 5 5 5 4 5 5 4 5 5 10 13 13 13 Wind gust 24 Clouds CL FW FW FW B1 B1 OV OV OV B2 B1 B2 B2 OV OV OV OV B2 B1 OV OV B2 PoP 12hr 5 50 50 80 90 QPF 12hr 0 0.01 0.03 0.25 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S C C D D L L C C D D C Snowshwrs C Tstms S S Date Tue 04/22/25 Wed 04/23/25 Thu 04/24/25 Fri 04/25/25 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 29 48 28 52 32 55 34 56 Temp 36 32 43 45 33 31 48 50 40 35 49 52 40 36 51 53 Dewpt 28 25 26 24 24 25 28 28 30 29 31 30 30 31 35 36 PWind dir W NW E SE SE NE E SE Wind char GN GN LT LT LT LT GN GN Avg clouds B2 B1 B1 B1 SC SC SC B1 B1 B1 SC B1 B1 B1 B2 B2 PoP 12hr 50 50 10 30 20 30 20 40 Rain shwrs C C C S S S C S S C C Snowshwrs C S S C $$ http://www.weather.gov/greatfalls