Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
519 FOUS55 KTFX 130939 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 339 AM MDT Mon May 13 2024 MTZ312-132200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 46 61 44 71 Temp 50 61 72 74 70 58 53 49 47 51 54 59 60 55 49 46 44 54 64 69 70 Dewpt 39 42 40 41 40 42 43 41 40 45 45 44 41 43 42 41 39 42 40 38 38 RH 66 49 31 30 33 55 69 74 76 80 71 57 49 64 77 83 82 64 41 32 31 Wind dir SW SW W W NW NW SW W W NW NW NW NW W SW SW SW SW W W W Wind spd 10 13 11 13 13 9 6 6 6 9 12 9 6 5 5 5 6 9 9 10 10 Clouds FW CL FW B1 B1 B1 SC B1 B2 B2 B2 B2 B1 B1 B1 B1 SC FW SC SC B1 PoP 12hr 40 40 80 30 10 QPF 12hr 0.02 0.02 0.21 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs C C C S C D D L L C C Tstms S C S S S S S S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 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 71 47 69 42 61 40 65 Temp 56 49 64 70 54 48 62 65 49 43 54 56 46 41 56 63 Dewpt 39 37 39 38 36 36 36 36 34 35 34 33 33 32 34 34 PWind dir SW SW W W NW NW NW W Wind char GN BZ BZ BZ GN GN GN GN Avg clouds B1 B1 B1 B1 SC SC SC SC B1 B1 SC B1 B1 B1 SC SC PoP 12hr 30 30 30 20 30 40 30 30 Rain C C C C C S S C C C C S S C Rain shwrs C Tstms S $$ MTZ303-132200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 46 62 41 70 Temp 49 61 70 70 67 56 51 48 48 49 53 59 61 54 49 44 42 53 64 68 69 Dewpt 37 40 39 37 36 41 44 44 44 44 41 41 38 40 42 39 39 38 36 36 37 RH 63 46 32 30 32 57 77 86 86 83 64 51 42 59 77 82 89 57 35 31 31 Wind dir W W W W NW N NW NW NW NW N NW NW W SW SW W W W W W Wind spd 10 13 19 26 21 10 8 9 11 14 12 10 10 5 5 6 6 10 12 16 17 Clouds FW FW B1 B1 SC B1 B1 B2 OV B2 B1 B1 SC B1 B2 SC SC SC SC B1 B1 PoP 12hr 40 60 60 20 10 QPF 12hr 0 0.07 0.08 0 0 Snow 12hr 00-00 00-00 00-00 Rain C Rain shwrs C C C C C C L L S S S S Tstms S S C C C C S S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 67 40 64 38 58 37 63 Temp 54 46 62 65 50 40 58 59 43 38 51 56 43 37 55 62 Dewpt 40 38 37 35 36 34 34 33 35 33 31 31 31 30 31 32 PWind dir W W W NW NW NW NW W Wind char GN BZ BZ BZ BZ BZ GN GN Avg clouds B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1 SC SC SC SC PoP 12hr 30 30 20 30 30 30 20 20 Rain C C C C S C C C C C S S S S $$ MTZ319-132200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 77 50 66 46 74 Temp 51 60 71 75 72 64 57 53 50 55 59 62 63 58 53 49 46 53 64 72 73 Dewpt 38 40 36 34 35 36 37 37 38 39 42 42 40 41 42 40 39 40 39 37 34 RH 61 47 28 22 26 35 47 54 63 55 53 48 43 53 66 71 76 61 40 28 24 Wind dir W W W W W W W W W W NW NW NW NW W SW SW W W W W Wind spd 4 9 13 18 19 12 10 9 8 10 12 12 10 5 5 4 3 5 10 13 17 Clouds CL FW FW SC B1 SC SC B1 B2 B2 B2 B2 B1 B1 B2 B1 B1 SC SC SC B1 PoP 12hr 20 20 70 30 5 QPF 12hr 0 0 0.08 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L C C Tstms S S S C C C C Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 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 50 74 49 74 45 64 42 66 Temp 59 50 68 71 57 49 65 72 54 45 58 60 49 42 55 65 Dewpt 37 36 39 34 35 34 33 32 33 32 34 32 34 33 33 33 PWind dir W W W W W NW N NW Wind char GN BZ BZ BZ GN GN GN GN Avg clouds SC SC SC B1 SC FW SC SC SC SC SC B1 SC B1 SC B1 PoP 12hr 20 30 20 20 20 30 20 30 Rain S S S S S S S Rain shwrs C S C S C Tstms S S S S S $$ MTZ326-132200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 43 64 41 69 Temp 46 57 69 73 66 55 51 48 45 50 58 61 61 53 49 45 42 49 60 66 69 Dewpt 36 40 41 38 44 44 43 42 41 41 41 42 42 43 42 40 38 41 41 38 38 RH 68 53 36 28 45 66 74 80 86 71 53 49 49 69 77 82 86 74 49 36 32 Wind dir S S W W W S S SW SW W NW NW NW NW SW SW S W W W W Wind spd 5 4 10 12 13 10 6 5 4 5 10 10 11 8 5 4 3 3 10 10 12 Clouds SC FW FW SC B2 OV B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC PoP 12hr 30 60 70 40 5 QPF 12hr 0.02 0.18 0.08 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C C C L L C C Tstms C S S C C C C Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 73 43 73 41 65 37 63 Temp 52 44 66 71 52 44 65 71 51 42 58 60 45 38 53 61 Dewpt 37 34 38 39 36 33 34 35 33 31 33 34 34 32 33 34 PWind dir S SW W W W NW NE W Wind char GN GN GN GN GN GN GN GN Avg clouds SC SC SC B1 SC FW FW SC SC SC SC B1 B1 B1 SC B1 PoP 12hr 10 30 20 10 20 30 30 30 Rain S S S Rain shwrs C S C C C Tstms S S S S S $$ MTZ330-132200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 65 36 57 34 62 Temp 38 50 63 62 57 47 42 38 36 43 52 55 55 45 39 36 34 42 55 60 61 Dewpt 33 34 34 35 36 39 39 36 34 36 35 35 35 36 35 34 33 34 34 32 29 RH 82 54 34 36 45 74 89 92 92 76 52 47 47 70 85 92 96 73 45 35 29 Wind dir N S SW SW SW SW SW S S NW W N N N N N N N NW NW NW Wind spd 0 2 10 11 10 6 3 2 2 3 5 5 9 5 4 2 2 3 5 8 12 Clouds SC SC SC B2 B2 B2 B1 B1 B1 B2 B2 B2 B1 SC SC SC B1 B1 SC SC SC PoP 12hr 60 70 70 20 5 QPF 12hr 0.19 0.27 0.06 0.01 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S C C L L S S Tstms C C S S S C C S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 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 65 35 65 35 61 32 57 Temp 41 35 61 63 44 35 60 63 44 35 58 57 39 32 53 55 Dewpt 33 31 32 32 33 29 31 28 31 28 30 27 30 28 30 26 PWind dir W SW SW SW SW SW NW W Wind char LT GN GN GN GN GN GN GN Avg clouds SC SC SC SC SC FW FW FW FW SC SC B1 SC SC SC B1 PoP 12hr 5 20 20 10 10 30 20 30 Rain shwrs S S C S C Snowshwrs C Tstms S S S S S $$ MTZ328-132200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 41 64 42 71 Temp 46 56 69 71 65 55 49 44 42 48 58 62 62 54 49 45 42 49 61 68 70 Dewpt 36 38 35 33 37 39 39 37 37 37 37 36 36 38 39 38 37 36 35 32 29 RH 68 51 28 25 35 55 68 76 82 65 45 38 38 54 68 76 82 61 38 26 22 Wind dir S SW W W W S S SW SE SW NW N N NE NE N SW W NW NW NW Wind spd 8 5 12 16 18 10 5 8 8 5 8 10 10 9 5 5 6 5 5 10 12 Wind gust 28 Clouds FW FW SC B1 B2 B1 SC B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 SC SC SC PoP 12hr 30 30 40 10 0 QPF 12hr 0.02 0.07 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S S C C Tstms S C S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 75 44 74 41 67 37 63 Temp 51 44 68 72 53 44 67 71 51 41 60 63 45 38 55 62 Dewpt 33 34 33 30 34 32 29 27 29 30 29 25 31 31 31 29 PWind dir W SW W SW W W N N Wind char GN GN GN GN GN GN GN GN Avg clouds SC SC SC FW FW FW FW FW FW FW FW SC SC SC SC SC PoP 12hr 5 10 10 5 5 20 10 20 Rain S Rain shwrs S Tstms S $$ MTZ305-132200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 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 48 66 44 72 Temp 50 59 73 74 68 60 54 50 48 53 60 64 64 56 51 46 44 54 68 71 70 Dewpt 45 46 49 46 46 49 49 47 46 46 46 44 42 42 42 40 41 43 44 42 40 RH 83 62 43 37 45 67 83 89 93 77 60 48 45 59 71 79 89 66 42 35 33 Wind dir SW SW W W NW SW W W W NW NW NW NW N SW SW SW SW W W W Wind spd 8 11 10 14 12 8 9 8 8 11 12 11 12 5 5 5 5 8 9 10 10 Clouds FW FW FW B1 B2 B1 B1 B1 B2 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 PoP 12hr 50 40 40 20 30 QPF 12hr 0.05 0.06 0.08 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S C C C C S S C C C Tstms C C C S S S S S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 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 71 45 68 42 61 40 65 Temp 55 48 66 68 54 45 61 64 50 42 56 57 46 40 58 64 Dewpt 44 41 43 40 40 39 38 36 37 36 37 35 36 35 36 37 PWind dir SW W W W NW NW NW W Wind char GN BZ BZ BZ GN GN GN GN Avg clouds B1 B1 B1 B1 B1 SC SC B1 B1 B1 SC B1 SC B1 SC SC PoP 12hr 40 40 30 30 30 40 20 20 Rain C C C S C C C S C S S S S Rain shwrs C C C Tstms S S S $$ MTZ314-132200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 339 AM MDT Mon May 13 2024 Date Mon 05/13/24 Tue 05/14/24 Wed 05/15/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 72 45 58 41 65 Temp 48 59 69 71 68 56 52 47 45 49 53 56 56 50 46 43 42 51 60 63 64 Dewpt 39 41 42 40 42 44 44 41 40 44 45 45 43 42 41 39 39 40 41 39 40 RH 71 51 37 32 39 64 74 79 82 83 74 66 62 74 83 86 89 66 49 41 41 Wind dir SW W W NW NW W W W W NW NW NW NW NW W SW SW W NW NW W Wind spd 9 10 11 12 12 9 9 10 10 10 12 13 12 10 6 6 5 6 8 9 10 Clouds SC FW SC SC SC B2 B1 B2 B2 OV B2 B2 B1 B1 SC SC SC SC B1 B1 B1 PoP 12hr 20 40 80 40 30 QPF 12hr 0 0.05 0.11 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S L L D D C C S S C C C Tstms S S S S S C C S S S S S Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 Sun 05/19/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 45 66 43 65 41 57 37 59 Temp 51 46 61 65 50 44 59 63 48 41 52 55 42 38 54 56 Dewpt 39 36 39 39 37 33 36 38 36 32 34 35 32 31 34 34 PWind dir SW W W NW NW NW W W Wind char GN BZ BZ BZ GN GN GN GN Avg clouds B1 B1 B1 B1 B1 SC SC B1 B1 SC B1 B1 B1 B1 B1 B1 PoP 12hr 30 40 30 30 30 40 30 30 Rain C C S S C S S C S S C Rain shwrs C C C C C Tstms S S S S S $$ http://www.weather.gov/greatfalls