Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
275 FOUS55 KTFX 181421 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 820 AM MDT Tue Jun 18 2024 MTZ312-182200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 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 37 67 41 75 Temp 50 55 57 56 49 43 40 38 48 59 64 66 58 50 45 42 52 66 73 74 Dewpt 44 41 41 42 42 40 38 35 38 40 38 39 42 42 39 36 39 45 45 45 RH 80 59 55 59 77 89 92 89 68 49 38 37 55 74 79 79 61 47 37 35 Wind dir W SW SW N S SW SW SW SW SW S NE E SE S SW W NE E E Wind spd 8 6 5 6 5 5 4 4 4 5 4 5 5 5 4 3 3 5 8 10 Clouds SC B1 B1 B1 B1 SC SC B1 FW SC SC FW FW FW FW SC FW FW FW SC PoP 12hr 80 50 30 5 10 QPF 12hr 0.08 0.08 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain Rain shwrs S C C S C C C Tstms S C C S Obvis PF Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 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 48 75 49 83 53 90 54 80 Temp 57 49 66 73 56 50 74 81 61 53 82 85 62 55 75 77 Dewpt 49 45 51 53 50 46 46 44 46 42 48 44 44 40 35 33 PWind dir E N NW W SE SW SW SW Wind char GN LT LT LT GN GN GN GN Avg clouds SC SC B1 B1 B1 FW FW FW SC FW FW FW FW FW FW FW PoP 12hr 30 50 30 10 5 5 5 5 Rain shwrs C S S C C S Tstms S S S $$ MTZ303-182200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 54 31 64 38 73 Temp 42 46 50 50 46 40 35 32 45 57 62 63 56 46 41 39 52 67 72 70 Dewpt 37 37 39 38 38 37 33 31 34 35 37 37 40 38 37 35 38 42 41 41 RH 82 71 66 63 73 89 92 96 65 43 39 38 55 73 85 85 59 40 33 35 Wind dir N N N N SW SW SW W SW SW SW SW E SE W W SE SE SE SE Wind spd 10 9 8 6 4 3 3 3 3 5 5 5 4 3 2 2 3 10 10 10 Clouds B2 B2 B2 B1 B1 SC SC SC FW B1 B1 SC FW FW FW FW FW SC SC SC PoP 12hr 80 40 30 0 20 QPF 12hr 0.16 0.03 0.01 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs D L C C C S S C Tstms C S C S S S S S Obvis PF PF F Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 73 45 80 51 83 50 72 Temp 52 46 66 68 52 46 72 79 58 51 77 80 59 51 68 69 Dewpt 44 43 49 48 46 42 42 42 42 41 44 42 38 33 33 32 PWind dir E NE NW W S SW SW W Wind char LT LT LT GN GN GN GN BZ Avg clouds SC B1 B1 B1 B1 FW SC SC SC SC SC FW FW FW FW FW PoP 12hr 30 50 30 10 0 5 5 5 Rain shwrs C S S C C Tstms S S S $$ MTZ319-182200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 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 61 40 72 46 79 Temp 50 54 59 58 54 47 43 40 49 62 69 71 64 55 49 46 55 69 77 78 Dewpt 38 36 38 38 39 40 36 34 37 37 36 36 37 38 36 37 38 40 40 40 RH 63 50 45 47 57 76 76 79 63 39 30 28 37 53 61 71 53 35 26 26 Wind dir W W W W SW SW SW SW SE E SE E SE S S S E E E NE Wind spd 4 4 5 6 4 4 3 2 2 4 4 5 3 2 2 1 1 4 6 8 Clouds B1 B1 B2 B1 B1 SC SC SC FW SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 70 40 20 0 10 QPF 12hr 0.03 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain Rain shwrs S L C S S S S Tstms S C C S S S S Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 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 52 80 52 87 56 93 57 85 Temp 62 52 71 79 62 52 75 85 66 56 84 88 68 57 78 81 Dewpt 45 44 49 48 47 43 44 42 42 41 46 43 44 41 42 35 PWind dir N N NW W W S W W Wind char LT LT LT LT LT LT GN GN Avg clouds SC B1 B1 B1 B1 FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 40 30 10 0 5 5 5 Rain shwrs S C C Tstms S C S $$ MTZ326-182200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 55 33 68 39 75 Temp 44 49 54 55 49 42 36 34 45 59 66 67 59 48 42 40 52 65 73 74 Dewpt 40 39 41 38 39 38 35 32 35 38 36 35 38 38 36 35 38 42 43 45 RH 86 68 61 53 68 86 96 92 68 45 33 30 45 68 79 82 59 43 34 35 Wind dir W SW W NW S E S S SW W W NW E E E E E NE E E Wind spd 5 2 3 4 3 4 3 3 1 1 2 2 5 5 5 4 1 1 3 5 Clouds OV B1 B1 B1 B1 B1 FW FW FW FW FW FW SC SC SC SC SC SC B1 SC PoP 12hr 50 50 10 0 5 QPF 12hr 0.05 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs C C C C Snow Tstms S C C Obvis F PF Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 46 78 47 84 51 91 52 86 Temp 56 47 68 76 57 48 72 82 61 51 82 85 63 52 78 82 Dewpt 46 45 51 52 48 45 47 46 44 42 48 49 46 44 48 43 PWind dir E N E SW SE S S W Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC B1 B1 B1 FW FW FW FW FW FW FW SC FW FW FW PoP 12hr 10 50 30 10 0 5 5 10 Rain shwrs C C Tstms C S $$ MTZ330-182200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 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 62 32 71 Temp 42 47 49 49 42 34 27 26 44 56 61 61 51 41 35 33 48 65 69 70 Dewpt 31 29 30 27 30 30 26 25 28 22 19 18 29 30 30 31 31 31 31 34 RH 65 49 48 42 62 85 96 96 53 26 19 19 42 65 82 92 51 28 24 26 Wind dir SW SW SW SW S E S SE S SW SW SW NW NE NE E E S SW SW Wind spd 4 6 6 5 2 2 1 1 2 5 5 5 1 2 2 1 1 2 3 4 Clouds B1 B1 B2 SC SC FW FW FW CL FW FW B1 B1 B2 B1 B1 B1 B1 B1 B2 PoP 12hr 60 20 5 0 5 QPF 12hr 0.05 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L S Tstms C C S Obvis F F Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 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 39 74 40 76 43 82 46 79 Temp 48 40 70 71 50 40 71 74 53 43 77 80 57 46 75 77 Dewpt 41 39 39 37 43 40 40 35 39 37 38 35 41 39 37 30 PWind dir NE S N SW S S S SW Wind char LT LT LT LT LT LT LT GN Avg clouds B1 B1 SC B1 SC FW FW FW FW FW CL FW FW FW CL FW PoP 12hr 5 40 20 5 0 5 5 10 Rain shwrs C S Tstms S $$ MTZ328-182200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 55 31 66 37 72 Temp 40 48 53 54 47 40 35 33 46 57 64 66 56 47 41 38 48 64 70 72 Dewpt 33 33 32 33 37 37 33 31 36 33 29 27 33 32 32 31 34 37 35 34 RH 76 56 44 45 68 89 92 92 68 40 27 23 42 56 70 76 58 37 27 25 Wind dir SW SW SW W SW SE S S SW SW SW SE E E E S NW NE N N Wind spd 6 5 6 6 5 5 4 4 3 5 5 5 5 6 5 3 3 4 5 5 Clouds SC B1 B1 B1 B1 SC FW FW FW CL FW FW SC SC SC SC SC SC SC SC PoP 12hr 40 40 5 0 0 QPF 12hr 0.04 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C Snow Tstms S C C Obvis PF PF Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 77 47 84 52 87 52 83 Temp 53 44 68 77 57 48 73 83 61 52 80 85 62 52 78 81 Dewpt 39 39 45 40 43 40 41 36 40 38 42 39 42 40 37 28 PWind dir NE NW NW SW S SW SW SW Wind char LT LT LT LT GN GN GN GN Avg clouds SC SC SC SC SC FW FW FW FW FW CL FW FW FW CL FW PoP 12hr 5 20 10 5 0 0 5 5 Rain shwrs S Tstms S $$ MTZ305-182200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 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 60 41 68 45 78 Temp 52 57 58 57 52 47 43 41 49 60 66 67 60 51 47 45 57 71 76 77 Dewpt 45 42 43 45 46 45 42 41 42 43 42 42 44 44 42 42 43 46 46 47 RH 77 57 57 64 80 93 96100 77 53 42 40 55 77 83 89 59 41 34 35 Wind dir NW NW W SW W SW SW SW SW SW SW SW E SE E E E E E E Wind spd 6 5 5 5 5 5 3 3 4 5 5 5 2 5 4 5 6 10 11 11 Clouds B1 SC B1 B1 B2 B1 SC SC SC B1 B1 FW FW FW FW FW FW FW FW B1 PoP 12hr 60 50 30 5 10 QPF 12hr 0.09 0.08 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain Rain shwrs S C C C C C C Tstms S C C S S S S Obvis PF F F Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 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 51 75 51 81 55 89 56 81 Temp 58 52 69 72 57 52 72 79 61 55 81 84 64 57 75 77 Dewpt 50 50 55 54 54 51 53 51 50 49 54 52 50 44 41 41 PWind dir E E E W SE SE SW W Wind char GN LT LT GN LT GN GN BZ Avg clouds B1 B1 B1 B2 B1 B1 SC SC SC SC SC FW SC SC FW FW PoP 12hr 40 60 50 30 5 5 20 10 Rain shwrs C C C L C C C S S Tstms S S C S S $$ MTZ314-182200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 820 AM MDT Tue Jun 18 2024 Date Tue 06/18/24 Wed 06/19/24 Thu 06/20/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 55 34 65 41 72 Temp 43 46 52 53 47 41 37 35 48 59 62 64 54 45 42 43 59 68 71 70 Dewpt 41 41 39 38 40 38 36 33 36 39 40 41 41 39 37 37 44 46 48 49 RH 93 83 61 57 76 89 96 92 63 47 44 43 61 79 82 79 57 45 44 47 Wind dir NW NW W SW SW S S S S S S SE E SE SE SE E E E E Wind spd 11 8 5 5 5 6 5 5 4 4 5 4 4 5 5 5 5 10 10 10 Clouds OV B2 B2 B1 B1 SC SC SC FW B1 B1 FW FW FW FW SC FW SC SC B1 PoP 12hr 90 30 40 5 20 QPF 12hr 0.14 0.04 0.04 0 0 Snow 12hr 00-00 00-00 00-00 Rain Rain shwrs D C S C S C C S S C Tstms S C S C S S S S C Obvis PF PF Date Fri 06/21/24 Sat 06/22/24 Sun 06/23/24 Mon 06/24/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 47 70 47 78 53 87 53 79 Temp 55 49 67 66 55 48 70 76 58 54 80 81 62 54 75 74 Dewpt 50 46 55 55 52 46 49 49 46 44 50 51 47 42 45 43 PWind dir E E SE W SE S SW W Wind char GN LT LT GN GN GN GN GN Avg clouds B1 B1 B1 B2 B2 B1 SC SC SC FW FW FW SC FW FW FW PoP 12hr 40 70 60 20 5 10 20 10 Rain shwrs C C C L L C S S S Tstms C S S C C S S $$ http://www.weather.gov/greatfalls