Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
047 FOUS55 KTFX 062018 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 217 PM MDT Mon May 6 2024 MTZ312-071000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu 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 46 34 43 37 Temp 59 56 50 46 43 39 43 44 45 42 38 35 35 35 36 38 41 42 40 40 39 39 Dewpt 32 33 27 27 25 22 25 30 31 38 34 35 35 34 36 34 37 38 36 37 36 35 RH 36 42 41 47 49 50 49 57 58 86 85100100 96100 85 85 86 85 89 89 85 Wind dir W W W W W W W W W NW NW NW NW NW NW NW NW NW NW W W SW Wind spd 25 25 18 18 21 21 26 28 27 26 26 29 27 25 21 20 18 14 11 10 6 5 Wind gust 28 32 34 37 40 41 39 37 46 42 37 32 31 Clouds OV B2 OV OV OV OV B2 OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 PoP 12hr 20 100 100 100 100 QPF 12hr 0 0.25 0.96 0.69 0.18 Snow 12hr 00-00 00-00 00-00 Rain S S S C C D D D D D D D D D D D L L S Snow S S D D Winter Weath Y Y Y Y Y Y Y Y Y Y Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 58 36 66 41 72 45 75 48 74 Temp 51 58 42 37 59 65 47 42 66 71 51 46 70 73 54 49 68 70 Dewpt 39 47 37 31 38 41 38 33 40 49 41 33 39 47 41 34 37 39 PWind dir SW S SW S SW SW SW SW SW Wind char LT LT GN GN GN GN GN GN GN Avg clouds B1 SC FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 20 5 0 5 10 10 10 20 20 Rain S S Rain shwrs S Tstms S $$ MTZ303-071000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 37 45 33 44 33 Temp 56 53 46 44 43 38 39 44 44 41 36 33 33 33 35 39 41 43 39 38 36 35 Dewpt 31 34 28 29 29 26 28 33 33 37 33 33 33 32 35 32 34 37 34 34 33 29 RH 38 48 49 55 57 62 64 65 65 85 89100100 96100 76 76 79 82 85 89 78 Wind dir W W W W W W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW W Wind spd 35 36 28 29 32 32 35 39 39 36 37 37 40 37 33 32 28 23 14 10 9 6 Wind gust 42 44 49 46 49 51 50 50 56 58 59 56 46 44 40 33 Clouds B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B1 B1 B1 PoP 12hr 20 100 100 100 30 QPF 12hr 0 0.31 0.61 0.24 0 Snow 12hr 00-00 00-00 T Rain S C C C D D D D D D D D D C C S S Snow C D D D S High Wind W W W W W W W W W Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 63 35 70 44 74 45 73 47 71 Temp 55 62 43 36 63 68 49 44 68 72 53 46 70 71 53 47 65 67 Dewpt 34 45 37 31 33 36 38 33 36 46 42 32 37 45 40 31 34 34 PWind dir NW W SW W W W W W W Wind char LT GN GN GN GN GN GN GN BZ Avg clouds B1 FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 5 0 0 5 5 10 10 20 20 Rain S Rain shwrs S Tstms S $$ MTZ319-071000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu 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 49 37 46 39 Temp 56 54 50 45 43 38 40 44 45 43 41 40 38 37 40 42 44 45 44 42 41 40 Dewpt 29 29 26 26 25 21 22 25 26 30 29 32 31 31 34 34 35 35 35 35 34 33 RH 35 38 39 47 49 50 48 47 47 60 62 73 76 79 79 73 70 68 70 76 76 76 Wind dir W W W W W W W W W W W W NW NW NW NW NW NW NW NW NW NW Wind spd 32 28 27 24 25 26 34 34 34 33 32 31 23 18 17 18 18 13 10 8 5 4 Wind gust 44 42 41 35 37 41 52 51 51 49 47 47 34 Clouds B2 B2 B2 B2 OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 PoP 12hr 10 60 100 100 60 QPF 12hr 0 0.01 0.19 0.37 0.04 Snow 12hr 00-00 00-00 00-00 Rain S C D D D D D D D D L L C C Snow S D S High Wind W W W W W W W W W W W Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 62 37 71 44 75 47 78 50 77 Temp 51 61 45 38 60 70 52 44 68 73 56 47 71 74 57 50 70 72 Dewpt 34 42 35 30 34 36 36 33 36 42 40 31 36 42 40 32 35 35 PWind dir N W E SW W W W W W Wind char LT LT LT LT GN GN GN GN GN Avg clouds B2 SC FW FW FW FW CL FW FW FW FW FW FW FW FW SC SC SC PoP 12hr 10 0 0 0 10 5 10 10 20 Rain S $$ MTZ326-071000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 33 49 32 45 34 Temp 52 51 45 40 37 35 38 42 44 40 36 34 33 32 34 36 42 44 37 39 36 36 Dewpt 30 30 25 26 24 18 21 23 26 32 29 30 30 32 34 33 38 39 33 35 33 33 RH 43 44 45 57 59 49 50 46 49 73 75 85 89100100 89 86 82 85 85 89 89 Wind dir NW NW W W W W W W NW NW NW W W W W NW NW NW NW NW NW W Wind spd 26 26 21 18 18 18 26 33 33 31 26 26 20 14 17 17 14 13 11 6 5 3 Wind gust 37 40 33 28 40 46 43 46 39 40 31 Clouds OV OV B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 PoP 12hr 5 50 100 100 80 QPF 12hr 0 0.05 0.21 0.27 0.07 Snow 12hr 00-00 00-00 1 Rain S D D D S D D D D D D C C C Snow C D D D D D D S S Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 58 32 66 37 72 41 75 42 75 Temp 46 57 40 33 55 65 46 38 63 71 51 42 66 74 52 43 68 71 Dewpt 35 45 34 30 34 37 35 31 34 46 40 30 35 49 42 32 38 40 PWind dir NW SE SW SE SW SE SW S SW Wind char LT LT LT LT LT LT GN GN GN Avg clouds B2 B1 SC SC FW FW FW FW FW FW FW FW FW FW SC FW FW B1 PoP 12hr 30 5 0 0 5 5 10 10 30 Rain C Rain shwrs C Tstms S $$ MTZ330-071000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu 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 26 41 27 44 28 Temp 41 40 35 32 29 28 32 39 41 37 31 30 28 28 35 39 41 40 35 32 30 30 Dewpt 27 29 24 26 23 15 18 14 16 25 19 23 21 19 26 23 26 31 26 29 27 23 RH 57 64 64 78 78 58 56 35 36 61 61 75 75 68 69 52 55 70 69 88 88 75 Wind dir W W W SW SW W W NW NW NW NW W W W NW NW N N N N N N Wind spd 17 18 14 10 9 10 14 17 16 18 14 10 10 9 12 11 11 13 11 8 6 6 Wind gust 28 Clouds B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 OV OV OV OV OV OV B2 B2 B1 B1 B1 B1 PoP 12hr 30 60 90 80 50 QPF 12hr 0 0.01 0.05 0.06 0.01 Snow 12hr 00-00 00-00 1 Rain C D C S Snow C S C C C C L L D D D D D D C C S S Snowshwrs C Tstms S Winter Weath Y Y Y Y Y Y Y Y Y Y Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 27 62 29 64 32 65 34 65 Temp 50 52 34 27 55 60 38 29 60 62 41 32 61 61 43 35 62 62 Dewpt 27 36 30 25 25 27 31 25 29 40 34 22 29 40 37 26 31 32 PWind dir NE NE N W SW SW SW S SW Wind char GN GN LT LT LT LT GN LT GN Avg clouds B1 SC FW FW FW CL CL FW FW FW FW FW FW SC SC SC FW B1 PoP 12hr 10 0 0 0 5 5 20 10 30 Rain shwrs S C Tstms S S $$ MTZ328-071000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 30 46 33 47 34 Temp 50 49 41 36 33 32 35 42 43 40 36 36 35 34 34 41 46 46 40 39 35 34 Dewpt 23 31 24 28 25 15 18 16 18 25 21 25 24 27 28 29 32 35 30 35 33 32 RH 34 50 50 72 72 49 49 34 36 55 54 64 64 75 78 62 58 65 67 85 92 92 Wind dir W W W SW SW SW W NW NW NW NW SW SW SW W N N N N N N N Wind spd 23 21 13 13 13 12 18 21 24 26 19 17 12 10 12 13 17 18 13 9 8 6 Wind gust 34 34 32 35 40 29 Clouds B2 B1 SC SC B1 B2 B2 B2 B1 B2 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 PoP 12hr 10 20 80 80 40 QPF 12hr 0 0 0.03 0.04 0 Snow 12hr 00-00 00-00 T Rain C C D D C C C C S Snow C C D D D D S Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 57 34 67 38 72 42 74 44 74 Temp 50 57 40 34 57 66 47 39 65 70 52 42 68 72 53 44 68 71 Dewpt 31 40 33 30 28 29 33 31 29 40 38 28 31 42 40 30 29 31 PWind dir NE E NW SE W W SW W SW Wind char GN GN LT LT GN GN GN GN GN Avg clouds B2 SC FW FW FW CL CL FW FW FW FW FW FW FW SC SC SC SC PoP 12hr 5 0 0 0 5 5 5 5 20 Rain S $$ MTZ305-071000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu 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 48 38 56 40 Temp 56 55 50 47 45 43 42 45 46 43 38 42 42 42 45 51 53 54 48 45 44 41 Dewpt 39 45 40 41 39 39 38 40 41 42 38 40 40 40 43 43 45 48 42 43 42 38 RH 53 69 68 79 79 86 86 82 83 96100 93 93 93 93 74 74 80 80 93 93 89 Wind dir NW W W W W W W NW NW NW NW NW NW N N N N N NW NW W W Wind spd 18 20 21 24 26 29 34 32 31 28 26 21 18 17 18 16 13 13 10 9 8 9 Wind gust 34 36 36 44 46 44 42 39 33 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 B2 B2 B2 B2 PoP 12hr 100 100 100 90 50 QPF 12hr 0.43 0.95 0.54 0.19 0.02 Snow 12hr 00-00 00-00 00-00 Rain L D D D D L L D D D D D D D D D D C C S S High Wind W W W W W W W W W W W W W Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 66 40 70 44 76 45 77 47 75 Temp 58 65 48 40 63 69 51 44 69 74 55 46 70 74 56 48 70 71 Dewpt 40 52 42 37 38 42 41 37 40 50 44 35 40 51 45 36 40 40 PWind dir W W SW SW W S SW SW W Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 SC SC FW FW FW FW SC FW FW FW SC FW FW SC SC SC SC PoP 12hr 20 5 0 5 10 10 10 20 20 Rain S S S Rain shwrs S Tstms S $$ MTZ314-071000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 217 PM MDT Mon May 6 2024 Date 05/06/24 Tue 05/07/24 Wed 05/08/24 Thu MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 34 39 31 39 34 Temp 47 46 42 40 39 35 35 36 35 33 32 31 31 31 33 35 39 39 37 37 36 36 Dewpt 36 34 30 29 28 28 29 33 33 33 32 31 31 31 33 35 38 37 35 36 35 35 RH 65 63 62 64 64 75 78 89 92100100100100100100100 96 92 92 96 96 96 Wind dir NW NW W W W W W W W NW NW W NW NW NW NW NW NW NW W W W Wind spd 26 28 29 31 37 37 36 37 39 37 33 29 29 21 17 14 14 12 10 9 8 8 Wind gust 39 43 46 46 57 58 55 55 59 57 49 46 43 32 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 60 100 100 100 90 QPF 12hr 0.03 0.29 0.89 0.57 0.15 Snow 12hr 00-00 T 4 Rain L L C C S L D D D D D D D D L L C Snow S C L S D D D D D D S Obvis BS BS BS High Wind W W W W W W W W W W W W W Winter Weath Y Y Y Y Y Y Y Y Y Y Date 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 53 34 63 39 68 42 70 45 70 Temp 45 52 40 35 58 61 45 40 66 66 48 43 68 68 51 46 66 67 Dewpt 38 45 36 31 36 38 37 31 39 48 38 30 39 49 40 33 39 41 PWind dir W SW W SW W SW W SW W Wind char GN LT LT GN GN GN GN GN GN Avg clouds OV B2 SC SC FW FW FW FW FW FW FW FW FW SC SC SC SC B1 PoP 12hr 50 10 5 5 10 10 20 20 30 Rain C C Rain shwrs S S C Tstms S S S $$ 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