Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
880 FOUS55 KTFX 060218 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 817 PM MDT Sun May 5 2024 MTZ312-061000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed 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 44 56 40 47 38 Temp 50 46 46 46 48 53 55 53 48 43 42 41 44 46 46 44 40 40 39 39 Dewpt 36 37 38 38 35 33 29 26 26 25 25 24 23 23 25 27 29 33 32 33 RH 58 71 73 73 60 46 37 35 42 49 50 50 43 40 43 51 64 76 76 79 Wind dir W W W SW SW W W W W W W W W W W W W W W W Wind spd 6 11 13 16 19 25 26 26 20 21 20 21 26 26 27 25 23 25 25 26 Wind gust 29 35 39 37 31 33 32 32 37 39 41 37 34 37 37 39 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV OV OV OV PoP 12hr 30 30 20 70 90 QPF 12hr 0.12 0.04 0.01 0.25 0.70 Snow 12hr 00-00 00-00 00-00 Rain S S C C S L L D D D D D Rain shwrs S Snow S S S D Tstms S Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 42 35 57 36 64 40 72 44 73 Temp 39 40 38 37 49 56 42 37 58 64 47 41 66 70 51 45 65 71 Dewpt 34 34 34 33 37 39 37 31 39 39 38 33 42 41 38 36 42 42 PWind dir NW NW W S SW S SW SW W Wind char WY GN GN GN GN GN GN GN GN Avg clouds OV OV B2 B2 B2 B1 SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 90 70 40 10 5 0 5 10 10 Rain D D L C C C $$ MTZ303-061000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 43 54 38 46 36 Temp 47 44 44 44 47 53 54 52 44 42 40 39 42 45 45 43 37 37 37 37 Dewpt 33 35 37 36 33 30 29 26 26 27 26 26 25 26 28 29 31 31 32 32 RH 58 70 76 73 58 41 38 36 49 55 57 59 50 47 51 57 79 79 82 82 Wind dir NW NW W W W W W W W W W W W W W NW NW NW NW NW Wind spd 9 11 14 18 24 33 36 37 32 32 33 33 34 35 35 34 29 27 31 34 Wind gust 37 54 58 60 47 47 50 50 52 55 54 54 46 41 47 52 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV OV OV OV PoP 12hr 20 10 30 80 90 QPF 12hr 0.10 0 0.01 0.33 0.60 Snow 12hr 00-00 00-00 00-00 Rain S S S S S D D D D D D D Snow S S C C D D High Wind W W W W W W W W W W Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 42 33 59 35 68 41 72 44 71 Temp 40 41 37 35 52 58 42 36 61 67 48 42 69 70 51 45 62 69 Dewpt 30 30 32 30 32 34 35 30 34 35 37 33 38 36 38 36 37 41 PWind dir NW NW NW W SW SW W W NW Wind char VW BZ GN GN GN GN GN GN GN Avg clouds OV OV B2 B2 B1 SC FW FW FW FW FW FW FW FW FW FW SC SC PoP 12hr 90 50 20 5 0 0 0 5 10 Rain D D C C S Snow D $$ MTZ319-061000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed 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 43 56 38 49 38 Temp 48 46 45 44 46 51 55 54 49 43 41 39 42 46 48 46 42 41 39 39 Dewpt 35 36 34 33 32 31 29 26 25 25 23 23 21 20 21 22 24 27 26 28 RH 60 68 65 65 58 46 37 34 39 49 48 52 43 35 34 38 48 57 59 64 Wind dir W W W W W W W W W W W W W W W W W W W W Wind spd 11 14 18 18 27 28 33 29 24 25 25 24 36 36 35 33 31 27 24 21 Wind gust 29 31 46 43 49 43 35 37 37 36 57 57 56 50 47 42 35 33 Clouds OV OV OV OV OV OV OV B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 OV OV OV PoP 12hr 50 20 10 40 70 QPF 12hr 0.09 0 0 0 0.16 Snow 12hr 00-00 00-00 00-00 Rain C S S S C L L L L D Rain shwrs C C Snow C L L L L D Tstms S S Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 47 39 60 38 67 42 75 47 77 Temp 41 43 42 41 50 59 45 39 58 67 50 43 65 74 55 47 69 73 Dewpt 30 32 33 33 36 37 34 30 37 34 35 31 37 36 37 35 40 36 PWind dir NW NW N W E S SW SW W Wind char BZ GN LT LT LT GN GN GN GN Avg clouds OV OV B2 B2 B2 B1 SC FW FW FW FW CL FW FW FW FW FW FW PoP 12hr 90 60 30 5 5 0 5 5 10 Rain D D L C C S Snow D $$ MTZ326-061000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 39 53 30 47 33 Temp 46 43 42 40 43 49 51 51 43 39 34 31 37 44 46 45 39 37 36 34 Dewpt 31 32 33 35 36 33 31 25 25 23 24 22 21 21 21 23 25 28 28 28 RH 55 65 70 82 76 54 46 36 49 52 66 69 52 39 37 41 57 70 72 78 Wind dir S W W W W W W W W W W W W W W W W W W W Wind spd 11 11 12 11 17 25 27 28 19 17 13 13 23 32 29 27 19 17 18 16 Wind gust 36 41 43 29 35 48 44 42 31 Clouds OV OV OV OV OV OV OV B2 SC SC B1 B1 B2 B2 OV B2 B2 OV OV OV PoP 12hr 60 60 20 50 70 QPF 12hr 0.14 0.09 0 0.03 0.22 Snow 12hr 00-00 00-00 00-00 Rain S C C L C C C Rain shwrs Snow S S C C L L L L D Tstms Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 45 34 56 33 63 35 72 40 74 Temp 40 42 38 35 46 55 40 34 53 62 45 36 62 71 50 41 65 72 Dewpt 31 33 33 32 36 38 34 30 37 36 35 29 37 37 38 33 39 40 PWind dir W NW NW E NW SE SW SE W Wind char BZ GN LT LT LT LT LT LT LT Avg clouds OV OV B2 B2 B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 90 70 40 5 5 0 5 5 20 Rain D L C C S S Snow D $$ MTZ330-061000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed 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 45 25 39 24 Temp 35 33 32 31 35 42 45 42 35 30 28 25 29 36 38 36 28 27 26 26 Dewpt 29 29 28 28 27 27 25 22 24 25 23 20 16 16 15 15 17 19 20 21 RH 78 85 85 88 72 55 45 44 64 81 81 81 58 43 38 42 63 71 78 81 Wind dir SW SW SW SW SW W W W W SW SW W W W W W W W W W Wind spd 12 11 10 10 13 14 18 17 12 9 6 8 12 14 14 18 13 8 8 9 Clouds OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 OV OV B2 B2 B2 B2 B2 PoP 12hr 70 80 70 80 70 QPF 12hr 0.02 0.02 0.04 0.03 0.05 Snow 12hr T 00-00 T Rain shwrs C Snow C C L C D L C C L L L L L L L Snowshwrs C D L D D Tstms S S S S S Winter Weath Y Y Y Y Y Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 41 22 52 24 58 27 62 31 65 Temp 37 39 28 23 46 50 33 25 53 56 37 28 58 60 41 32 60 62 Dewpt 21 23 23 20 27 27 28 22 29 27 30 24 30 26 33 27 32 31 PWind dir W N NE NE NE NE SW S S Wind char GN GN GN GN LT LT LT LT LT Avg clouds B2 B2 B2 B2 B1 B1 SC FW FW FW FW FW FW FW FW FW FW SC PoP 12hr 80 50 30 5 5 5 10 5 20 Rain C S Snow L D C C C $$ MTZ328-061000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 38 51 28 43 32 Temp 46 41 40 39 40 47 50 49 40 34 31 28 33 40 42 41 35 34 33 33 Dewpt 33 34 35 35 31 29 25 22 25 25 23 21 18 15 14 15 18 22 23 25 RH 60 76 82 85 70 49 37 34 55 69 72 75 53 36 31 34 49 61 66 72 Wind dir S SW SW SW SW W W W W SW SW SW W W W W W W W SW Wind spd 16 13 11 12 18 20 25 21 13 10 11 12 20 25 28 28 20 16 14 12 Wind gust 29 31 36 33 31 36 42 42 31 Clouds OV OV OV OV OV OV B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 OV B2 PoP 12hr 60 40 30 40 50 QPF 12hr 0.14 0.01 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain C C C C S S S Rain shwrs Snow C S C C C C S S C C C C C Tstms Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 46 30 55 33 63 37 71 41 74 Temp 43 43 35 31 45 55 39 33 53 62 45 37 62 70 51 41 67 72 Dewpt 26 27 29 27 30 32 32 29 32 30 32 30 33 31 34 32 35 31 PWind dir W N N NE NE E SW SW W Wind char GN GN GN GN LT LT LT GN GN Avg clouds B2 B2 B2 B2 B1 B1 SC FW SC FW FW FW FW FW FW FW FW FW PoP 12hr 50 30 10 0 0 0 5 5 10 Rain C C S Snow C C S $$ MTZ305-061000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed 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 46 58 41 48 38 Temp 54 49 48 47 50 54 57 54 49 48 45 42 43 46 46 44 41 41 42 40 Dewpt 39 40 41 40 42 43 39 39 36 36 34 34 35 35 37 36 36 38 38 38 RH 57 71 77 76 74 66 51 57 61 63 65 73 73 65 71 73 82 89 86 92 Wind dir E S SW SW W W W W W W W W W W W NW NW NW NW NW Wind spd 8 5 10 13 18 20 21 25 24 26 25 28 34 35 33 29 26 25 24 25 Wind gust 33 37 35 39 36 43 47 52 47 42 39 36 34 36 Clouds B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 20 70 70 90 100 QPF 12hr 0.01 0.06 0.14 0.53 0.60 Snow 12hr 00-00 00-00 00-00 Rain S S S C L L L C L L L L L D D D D D D D High Wind A A A A A A A A A A A A Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 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 49 37 64 39 69 42 75 45 74 Temp 46 48 42 39 55 63 47 39 62 68 50 43 68 73 54 46 65 72 Dewpt 38 39 39 37 40 42 40 36 41 40 40 37 44 42 42 38 41 42 PWind dir NW NW NW W W SW SW SW W Wind char WY GN GN GN GN GN GN GN GN Avg clouds OV OV B2 B2 B2 B1 SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 100 60 30 10 5 0 0 10 10 Rain D D L C S C $$ MTZ314-061000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 817 PM MDT Sun May 5 2024 Date 05/05/24 Mon 05/06/24 Tue 05/07/24 Wed MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 51 36 42 33 Temp 49 46 45 44 45 46 50 49 45 42 39 37 40 42 42 40 36 35 34 34 Dewpt 36 37 38 39 40 38 33 30 28 27 25 24 24 24 26 27 30 31 32 32 RH 61 71 76 82 82 73 52 48 51 55 57 59 52 48 53 59 79 85 92 92 Wind dir SW SW W W W W W W W W W W W W W W W W W W Wind spd 8 9 13 17 19 25 31 33 28 28 32 32 32 34 36 34 29 28 35 34 Wind gust 29 36 46 49 42 43 47 49 49 50 56 51 44 42 54 51 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV PoP 12hr 50 80 30 80 90 QPF 12hr 0.03 0.06 0 0.15 0.54 Snow 12hr 00-00 00-00 00-00 Rain C C C D D C C C S S D D D D D D D Snow S C C C D D D D D D D High Wind A A A A A A A A A A A A Date 05/08/24 Thu 05/09/24 Fri 05/10/24 Sat 05/11/24 Sun 05/12/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 37 35 52 34 61 38 70 43 70 Temp 36 36 36 36 45 51 39 35 56 60 43 39 65 68 48 44 65 66 Dewpt 33 32 34 35 38 40 35 31 38 38 35 31 38 39 38 34 41 41 PWind dir NW NW NW W W S W SW W Wind char WY GN GN GN GN GN GN GN GN Avg clouds OV OV OV OV B2 B2 SC SC SC SC FW FW FW FW FW FW FW SC PoP 12hr 100 80 60 20 10 5 5 10 20 Rain D D D L C L S Rain shwrs S Snow D D Tstms S $$ http://www.weather.gov/greatfalls