Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
733 FOUS55 KTFX 120405 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 1005 PM MDT Sat May 11 2024 MTZ312-121000- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 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 48 78 49 76 48 Temp 58 53 49 57 71 76 78 66 60 54 50 61 73 75 70 60 55 51 49 Dewpt 41 41 40 45 42 38 41 47 46 42 40 41 36 36 38 42 43 42 42 RH 53 64 71 64 35 25 27 50 60 64 68 48 26 24 31 51 64 71 77 Wind dir SW SW W W SW SW S SW SW SW SW SW W W W W W W W Wind spd 6 8 9 6 5 8 8 5 8 10 10 14 16 16 17 10 10 8 8 Clouds SC SC B1 B1 FW SC SC SC SC FW FW CL SC SC SC B1 B1 B2 B2 PoP 12hr 10 20 10 20 30 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S L Rain shwrs S S C C Tstms S S S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 61 43 71 48 71 44 65 42 62 Temp 56 59 48 44 64 69 54 49 66 67 52 45 59 61 47 43 55 61 Dewpt 44 40 41 37 38 37 37 35 36 36 35 33 35 36 38 33 35 36 PWind dir NW SW SW SW W W W NW W Wind char GN GN GN GN BZ BZ GN GN GN Avg clouds B2 B2 B1 SC FW SC SC SC B1 B1 B1 SC SC SC B1 B1 B1 B1 PoP 12hr 70 20 10 20 30 30 20 30 30 Rain L S S S C C C S S S C S S C Rain shwrs L Tstms S $$ MTZ303-121000- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 47 78 49 73 45 Temp 58 51 48 56 71 76 77 65 57 52 49 61 70 72 68 57 50 48 45 Dewpt 40 41 42 43 41 36 36 39 39 37 37 38 38 38 36 41 43 42 42 RH 51 68 80 62 34 23 23 38 51 56 63 42 31 29 31 55 77 80 89 Wind dir NW NW NW S S SW W SW W W W W W W W NW NW NW NW Wind spd 10 10 8 8 10 13 18 10 10 10 11 19 25 28 27 16 11 12 13 Clouds SC B1 B1 B1 B1 FW FW SC FW FW FW FW SC SC B1 B1 B1 B2 B2 PoP 12hr 10 20 5 20 50 QPF 12hr 0 0.01 0 0 0.06 Snow 12hr 00-00 00-00 00-00 Rain S L Rain shwrs S S C C C C Tstms S S C C S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 42 69 46 67 40 57 36 60 Temp 55 61 47 42 63 67 52 47 61 63 46 40 51 56 43 37 52 59 Dewpt 40 37 38 36 35 34 37 35 37 34 35 33 32 35 34 32 32 32 PWind dir NW W W W W NW NW NW NW Wind char GN GN GN GN BZ BZ BZ GN GN Avg clouds B2 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 SC SC PoP 12hr 60 10 10 20 40 30 30 20 20 Rain L S S C C C C S C S S S S Rain shwrs C Tstms S $$ MTZ319-121000- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 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 50 80 51 77 50 Temp 61 55 50 58 70 78 78 69 60 54 51 60 72 76 72 65 58 53 50 Dewpt 35 36 36 39 40 38 36 38 38 37 37 38 38 37 36 37 36 36 36 RH 38 49 58 49 33 24 22 32 44 52 59 44 29 24 27 35 44 52 58 Wind dir W W W NW NW W W W SW SW SW W W W W W W W W Wind spd 8 5 6 5 6 10 11 6 8 5 5 10 17 18 18 12 10 9 8 Clouds SC SC SC FW FW FW FW FW FW FW FW FW SC B1 SC SC SC B1 B2 PoP 12hr 5 5 5 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C Rain shwrs S S Tstms S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 44 73 49 72 46 69 43 67 Temp 62 62 51 44 65 71 57 50 66 69 54 46 64 65 51 44 59 63 Dewpt 40 39 39 35 37 33 35 34 35 31 33 31 33 31 31 30 31 29 PWind dir NW W W W W W W NW W Wind char GN GN GN GN BZ BZ GN GN GN Avg clouds B1 B2 SC SC FW SC SC SC SC B1 SC SC FW SC SC SC SC B1 PoP 12hr 70 10 10 20 30 20 20 20 30 Rain C S S S C S S S C Rain shwrs L S Tstms C S $$ MTZ326-121000- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 43 76 46 73 43 Temp 52 47 43 54 67 73 75 63 55 50 47 56 68 71 66 56 52 48 44 Dewpt 36 35 35 38 40 38 37 40 40 38 37 40 39 39 43 44 42 40 38 RH 54 63 73 54 37 28 25 43 57 63 68 55 34 31 43 64 69 74 79 Wind dir S S S SW NW NW NE E S S S SW W W W W S SW SW Wind spd 6 6 4 3 6 8 8 6 6 5 4 3 11 18 13 8 5 5 4 Clouds SC SC SC FW FW FW FW SC SC B1 SC SC B1 B1 B1 B1 SC B1 B1 PoP 12hr 0 0 5 50 20 QPF 12hr 0 0 0 0.01 0.01 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs C C S S Tstms S S S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 65 39 69 44 71 41 68 38 65 Temp 60 62 48 40 60 67 52 45 65 69 51 42 60 66 48 39 56 64 Dewpt 40 41 40 36 37 34 36 33 37 35 33 32 34 34 35 31 31 33 PWind dir W W SW S SW SW SW NW W Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B2 B1 B1 SC SC SC SC SC B1 SC SC FW SC SC SC SC B1 PoP 12hr 70 20 10 20 30 20 20 20 30 Rain C S S S S C S S S S C Rain shwrs L S Tstms C S $$ MTZ330-121000- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 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 69 37 65 35 Temp 44 38 35 47 65 69 67 55 47 41 38 49 63 64 60 50 43 38 36 Dewpt 33 32 30 32 29 25 25 36 37 35 33 35 34 35 37 38 38 35 33 RH 65 79 82 56 26 19 20 49 68 79 82 58 34 34 42 63 82 89 89 Wind dir S S N N NW W W SW SW SE W SW SW SW W W W W NW Wind spd 2 1 0 2 5 8 10 5 3 2 1 4 11 14 14 6 3 3 2 Clouds FW FW FW SC FW FW SC SC SC SC SC SC B2 B2 B1 B1 SC SC B1 PoP 12hr 0 5 10 60 40 QPF 12hr 0 0 0 0.04 0.03 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs L L C C S S Tstms C C C C S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 61 34 63 34 60 31 60 Temp 55 55 40 32 55 59 42 35 59 61 41 34 57 59 41 32 55 57 Dewpt 34 32 35 30 31 27 33 29 33 31 32 29 29 26 31 27 25 24 PWind dir NW N N SW SW SW SW SW SW Wind char LT LT GN GN GN GN GN GN GN Avg clouds B1 B2 B1 SC SC SC SC SC SC B1 SC FW FW SC SC SC FW B1 PoP 12hr 60 20 10 10 30 20 20 20 30 Rain C S S S S S C Rain shwrs L C Tstms C S $$ MTZ328-121000- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 42 76 46 73 42 Temp 50 45 42 53 67 73 74 63 54 49 46 55 68 71 67 57 50 45 43 Dewpt 30 31 33 35 32 29 29 36 35 35 36 36 32 33 34 36 36 35 34 RH 46 58 70 50 27 19 19 36 48 58 68 49 26 25 29 45 58 68 70 Wind dir S S S SW NW SW NW N SW SW S SW W W W NW W SW W Wind spd 5 8 8 5 5 8 10 8 5 6 6 5 16 21 20 10 6 8 5 Wind gust 32 31 Clouds FW FW FW FW FW SC SC SC SC SC SC FW B1 B1 SC SC SC B1 B1 PoP 12hr 0 0 5 30 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C Rain shwrs C C Tstms S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 66 39 69 43 72 42 69 39 66 Temp 60 62 47 39 60 67 50 43 66 69 50 42 62 67 48 40 58 63 Dewpt 35 33 36 33 32 28 32 32 32 28 32 31 30 25 31 27 26 23 PWind dir NW N W SW SW W SW W W Wind char GN GN GN GN GN GN GN GN GN Avg clouds B1 B1 SC SC FW SC SC SC SC SC SC FW FW FW SC SC FW SC PoP 12hr 40 5 5 10 20 10 10 10 20 Rain C S S S Rain shwrs C Tstms C $$ MTZ305-121000- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue 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 48 76 49 80 48 Temp 59 52 48 56 68 74 74 65 58 54 50 59 75 78 74 62 56 52 49 Dewpt 45 44 43 44 40 39 41 49 48 46 44 45 45 45 45 47 48 47 45 RH 60 74 83 64 36 28 30 56 69 74 80 60 34 31 35 58 74 83 86 Wind dir E E E E SE SE S SE SE S SW SW W W W W W W NW Wind spd 8 9 8 9 6 5 9 9 9 8 9 13 13 14 14 10 9 10 12 Clouds B1 B1 B1 B1 B1 FW B1 B1 B1 FW FW CL SC SC B1 B1 B1 B1 B2 PoP 12hr 50 5 30 30 40 QPF 12hr 0.06 0 0.08 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain C S C Rain shwrs C C C S C C C C C C Tstms S S S S S S C C S S Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 44 71 48 71 43 63 42 63 Temp 61 64 50 44 65 69 54 49 66 66 52 43 58 60 49 42 58 61 Dewpt 43 39 41 39 41 40 41 39 41 40 40 37 37 37 40 38 38 36 PWind dir NW W SW SW W W W NW W Wind char GN GN GN GN BZ BZ GN GN GN Avg clouds B2 B1 SC SC SC SC SC B1 SC B1 B1 SC SC B1 B1 B1 B1 SC PoP 12hr 50 20 20 30 40 30 30 20 20 Rain C C S C S S C C C S C S S S S Rain shwrs S Tstms S $$ MTZ314-121000- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 1005 PM MDT Sat May 11 2024 Date 05/11/24 Sun 05/12/24 Mon 05/13/24 Tue MDT 3hrly 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 45 70 46 71 45 Temp 53 49 46 55 65 69 68 58 52 49 47 58 68 70 66 56 51 48 46 Dewpt 41 38 37 42 43 41 42 47 44 42 39 42 39 39 41 43 41 40 40 RH 64 66 71 61 45 36 39 67 74 77 74 55 34 32 40 62 68 74 79 Wind dir S S S N N N N SE S SW SW W W NW W SW W W W Wind spd 6 6 8 10 10 9 5 6 8 10 9 10 13 13 11 9 9 10 12 Clouds B1 SC SC B1 B1 SC SC SC SC FW FW FW B1 B1 B1 B1 B1 B1 B2 PoP 12hr 20 30 20 30 30 QPF 12hr 0.01 0.01 0.01 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain C C C Rain shwrs S S S C C S S Tstms S S S S S S S Flood A A A A A A A A A A A A Date 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 6hrly 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 58 39 64 44 68 42 62 40 58 Temp 55 56 45 40 60 63 50 45 65 63 48 42 58 58 45 40 52 57 Dewpt 44 41 40 35 37 37 38 33 36 39 35 33 36 36 39 34 34 36 PWind dir NW W W SW W W W NW NW Wind char BZ GN GN GN BZ BZ GN GN GN Avg clouds B2 B2 B1 SC SC B1 B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 80 20 30 30 40 30 30 30 30 Rain C S C S S C C S S C C S Rain shwrs D C C C Tstms C S S S $$ http://www.weather.gov/greatfalls