Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
996 FOUS55 KTFX 110952 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 351 AM MDT Sat May 11 2024 MTZ312-112200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 78 46 79 49 78 Temp 47 59 72 76 78 65 56 52 47 56 68 76 77 66 58 53 49 61 74 77 74 Dewpt 35 41 41 39 40 43 41 41 38 43 45 45 44 47 45 42 38 40 39 39 38 RH 63 51 33 26 26 45 57 66 71 62 43 33 31 50 62 66 66 46 28 25 27 Wind dir SW SW W NW NW W SW SW W W SW SW S S SW SW SW SW W W W Wind spd 10 11 10 10 8 5 6 9 8 6 5 6 8 5 6 9 10 14 17 17 16 Clouds SC FW CL FW SC SC SC SC FW B1 FW FW SC SC FW FW CL CL FW SC SC PoP 12hr 5 10 10 10 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 61 42 68 47 72 46 69 Temp 55 48 54 58 48 43 62 67 52 48 66 68 53 47 64 65 Dewpt 41 39 44 40 40 36 37 36 37 36 39 38 37 35 38 36 PWind dir W NW W W SW SW W W Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 B2 B1 SC SC SC SC SC SC B1 B1 SC SC SC PoP 12hr 40 70 20 20 20 30 30 20 Rain S L S S S S S S Rain shwrs C L S C C S Tstms S S S S S S $$ MTZ303-112200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 44 79 48 75 Temp 47 62 72 76 76 64 56 50 45 56 69 76 76 64 57 51 49 61 72 74 70 Dewpt 34 39 36 37 38 41 40 41 39 42 45 45 42 43 41 37 37 38 39 39 38 RH 60 43 27 24 25 43 55 71 79 59 42 33 30 46 55 59 63 42 30 28 31 Wind dir W NW NW NW W W W NW NW W S SW W SW SW SW W W W W W Wind spd 11 13 12 11 10 8 11 10 9 9 11 12 13 10 10 10 12 17 25 27 26 Clouds SC FW SC SC B1 SC SC B1 B1 CL FW FW SC FW FW SC FW FW SC SC B1 PoP 12hr 5 10 10 5 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S C Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 62 42 67 44 69 42 64 Temp 52 46 55 60 47 42 61 66 51 45 63 65 49 42 58 61 Dewpt 41 41 40 36 38 35 35 35 37 35 37 37 37 36 34 34 PWind dir W NW W W SW W W NW Wind char BZ BZ GN GN GN BZ GN GN Avg clouds B1 B2 B2 B1 SC SC SC SC SC SC B1 B1 B1 SC SC SC PoP 12hr 60 50 10 20 20 30 30 20 Rain C L C S S S S C C S S S Rain shwrs L C Tstms S S $$ MTZ319-112200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 80 51 81 52 78 Temp 47 56 69 77 78 69 61 55 51 59 71 79 79 70 62 56 52 60 72 76 73 Dewpt 34 39 40 38 36 36 37 37 37 40 41 39 37 40 39 37 37 38 38 40 37 RH 60 53 35 24 22 30 41 51 59 49 34 24 22 33 43 49 56 44 29 27 27 Wind dir SW NE N N NW W W W W W NW W NW W SW SW SW W W W W Wind spd 4 5 8 10 12 6 6 6 5 5 6 9 10 5 5 5 5 8 16 20 19 Wind gust 29 Clouds SC SC FW FW SC FW FW FW SC FW FW FW FW FW FW FW FW FW SC SC B1 PoP 12hr 0 0 5 0 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms S S Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 49 64 44 70 47 74 47 72 Temp 58 49 59 61 51 44 62 70 55 47 67 70 56 47 65 69 Dewpt 37 36 40 38 38 36 36 35 36 35 38 35 34 35 35 33 PWind dir W NW W W W W W W Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B1 B2 B1 B1 SC SC SC SC SC B1 SC FW FW SC PoP 12hr 20 70 20 20 20 30 20 20 Rain S C S S S S Rain shwrs L S C S S Tstms C S S S S $$ MTZ326-112200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 76 43 78 45 76 Temp 38 52 64 72 75 61 53 47 43 55 68 74 75 63 55 50 46 57 71 74 68 Dewpt 28 37 38 39 39 39 37 35 35 39 41 39 38 40 40 38 37 41 43 45 46 RH 67 56 38 30 27 44 54 63 73 55 37 28 26 43 57 63 71 55 36 35 45 Wind dir S S NW NW N E S S S SW W NW N E SE SE S SW W SW W Wind spd 4 3 5 8 9 5 6 5 4 4 5 6 8 6 8 5 4 4 12 18 18 Clouds FW SC SC FW FW SC SC SC FW FW FW FW FW SC SC SC B1 SC B1 B1 B1 PoP 12hr 0 0 5 5 50 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms S S S Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 63 39 67 42 71 42 70 Temp 51 43 59 60 47 40 58 66 50 42 65 69 51 43 64 67 Dewpt 40 36 39 39 39 36 36 35 35 33 37 37 37 35 37 35 PWind dir SW W W W SW SW W SW Wind char GN GN GN GN GN GN GN GN Avg clouds B1 SC B1 B2 B1 B1 SC SC SC SC SC B1 SC SC FW SC PoP 12hr 30 70 20 20 20 30 20 20 Rain C S S S Rain shwrs C L S C S S Tstms S C S S S S $$ MTZ330-112200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 68 34 70 36 66 Temp 28 45 60 67 66 53 43 38 34 47 64 69 68 55 46 40 37 47 62 65 62 Dewpt 24 30 29 28 30 33 33 31 29 32 34 32 31 37 37 35 33 33 36 37 37 RH 85 55 31 23 26 46 67 76 82 56 32 25 25 51 71 82 85 58 38 35 39 Wind dir N N W W NW NE E E N N W W W S S S S SW SW SW SW Wind spd 0 0 4 5 9 5 2 2 0 0 5 8 10 5 4 2 2 3 12 16 17 Clouds FW SC B1 SC SC FW FW FW FW SC FW FW FW SC FW SC SC SC B2 B2 B1 PoP 12hr 5 5 10 10 60 QPF 12hr 0 0 0 0 0.08 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C Tstms C C C Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 35 58 31 60 34 63 35 63 Temp 43 35 54 54 38 31 55 58 41 34 59 61 43 35 59 61 Dewpt 37 32 33 32 33 28 29 27 32 29 31 29 34 29 31 28 PWind dir W NW N N NW SW SW SW Wind char GN LT GN GN GN GN GN GN Avg clouds B1 SC B1 B2 SC B1 SC SC SC SC SC B1 SC FW FW SC PoP 12hr 40 70 20 20 20 30 20 20 Rain S C S S Rain shwrs C L S S C S S Tstms C C S S S S S $$ MTZ328-112200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 75 42 76 46 75 Temp 39 53 65 72 73 62 53 46 43 54 68 74 74 63 54 49 47 56 70 73 69 Dewpt 27 33 32 31 31 35 34 33 34 35 35 32 29 35 36 35 36 38 37 37 35 RH 62 46 29 22 21 36 48 60 70 48 29 21 19 35 50 58 65 51 30 27 28 Wind dir S SW NW N N N SW S S SW W SW W NW SW SW SW SW W W W Wind spd 8 5 4 8 9 8 5 8 8 5 5 9 10 6 5 8 8 6 17 23 23 Wind gust 34 34 Clouds FW SC SC FW SC SC FW FW FW FW FW FW FW SC SC SC SC FW B1 B1 B1 PoP 12hr 0 0 0 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms S S Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 65 39 67 41 72 42 71 Temp 51 43 59 61 46 39 59 66 49 42 66 70 50 42 66 69 Dewpt 34 35 33 34 36 33 32 29 33 32 33 29 33 32 31 25 PWind dir W W N W W SW W SW Wind char GN GN GN GN GN GN GN GN Avg clouds SC B1 B1 B1 B1 SC SC SC SC SC FW SC FW FW FW FW PoP 12hr 10 40 20 10 10 20 10 10 Rain S S Rain shwrs C S S Tstms C S S $$ MTZ305-112200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 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 80 47 77 49 80 Temp 48 58 72 78 78 66 59 52 48 56 68 75 75 64 58 54 49 59 75 79 75 Dewpt 38 43 45 42 41 44 44 42 42 44 45 48 47 48 46 44 42 43 46 44 44 RH 68 57 38 28 27 45 57 69 80 64 43 38 37 56 64 69 77 55 36 29 33 Wind dir SW SW W NW NW E NE NE E E E E E SE SE S SW SW W W W Wind spd 12 14 11 10 9 5 6 9 9 8 6 6 8 8 9 8 8 11 14 13 13 Clouds SC FW FW SC FW FW B1 B1 FW B1 FW FW SC B1 SC SC FW CL SC SC B1 PoP 12hr 0 40 10 30 20 QPF 12hr 0 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain C S S S S Rain shwrs C C C C Tstms S S S S Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 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 64 43 69 45 71 45 67 Temp 57 48 59 62 49 44 64 66 52 46 64 69 52 45 62 64 Dewpt 47 44 45 40 40 38 42 40 40 38 41 42 42 38 40 39 PWind dir W NW W W SW W W NW Wind char GN BZ GN GN GN GN GN GN Avg clouds B1 B2 B2 B1 SC SC SC B1 SC SC B1 B1 B1 SC SC SC PoP 12hr 50 60 20 30 20 30 30 30 Rain S S S C C S Rain shwrs C C L C C S C C Tstms S S S S S S S S $$ MTZ314-112200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 351 AM MDT Sat May 11 2024 Date Sat 05/11/24 Sun 05/12/24 Mon 05/13/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 45 71 48 74 Temp 40 56 66 71 69 58 51 48 45 55 65 69 69 58 53 50 49 60 70 73 69 Dewpt 28 39 42 42 42 43 40 37 37 42 46 46 46 48 44 42 40 42 40 41 43 RH 62 53 42 35 37 57 66 65 73 61 50 44 44 69 71 74 71 51 33 31 39 Wind dir S W W NW NW SW S S SW W NW NW NW SE S S SW W W W W Wind spd 8 10 11 12 10 5 6 6 8 9 9 9 6 6 8 10 9 11 13 12 12 Clouds SC B1 FW FW FW SC SC SC SC FW B1 B1 FW SC SC FW SC FW B1 B1 B1 PoP 12hr 5 20 30 20 40 QPF 12hr 0 0 0.01 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S C C C Tstms S S S S S S S Flood A A A A A A A A A A A A A A A A Date Tue 05/14/24 Wed 05/15/24 Thu 05/16/24 Fri 05/17/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 55 39 62 42 67 43 65 Temp 53 46 52 53 44 40 59 60 47 43 63 64 50 44 61 60 Dewpt 42 38 42 41 38 35 38 37 37 34 39 40 39 35 38 38 PWind dir W NW W W SW W W W Wind char GN BZ GN GN GN GN GN GN Avg clouds B1 B1 B2 B2 B1 B1 SC B1 B1 SC B1 B1 B1 SC SC B1 PoP 12hr 40 80 20 40 30 40 30 30 Rain S L S S S Rain shwrs C D S C C C C S C Tstms S S S S S S C S S $$ http://www.weather.gov/greatfalls