Point Forecast Matrices
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
842 FOUS55 KTFX 161038 PFMTFX Point Forecast Matrices National Weather Service Great Falls MT 438 AM MDT Thu May 16 2024 MTZ312-162200- Great Falls-Cascade MT 47.47N 111.38W Elev. 3663 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 54 64 42 64 Temp 51 60 70 73 74 65 60 57 55 57 61 60 56 51 46 44 42 50 59 63 63 Dewpt 40 41 37 34 33 33 33 35 35 34 26 20 19 24 28 28 26 26 26 23 24 RH 66 49 30 24 22 30 36 43 47 42 26 21 23 34 49 53 53 39 28 21 22 Wind dir SW SW SW W W W SW SW SW W W W W W W SW SW SW W W W Wind spd 16 27 29 29 27 21 19 19 23 31 31 33 31 27 19 16 13 18 18 16 13 Wind gust 39 44 44 39 47 47 50 47 39 Clouds B2 B1 OV OV SC FW FW FW SC SC B1 B1 B1 B2 B2 B1 SC FW FW SC SC PoP 12hr 10 10 40 40 5 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain S C S S C C S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 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 39 58 37 59 39 63 41 61 Temp 47 40 51 56 43 38 54 58 45 40 57 60 47 42 55 59 Dewpt 28 28 31 32 33 30 32 32 34 32 35 34 37 35 37 38 PWind dir W W W W W W NE N Wind char GN GN GN GN GN GN GN GN Avg clouds SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 PoP 12hr 20 60 30 40 20 30 30 50 Rain S C C S S S S C C C C Rain shwrs L C C Tstms S S S $$ MTZ303-162200- Cut Bank-Glacier MT 48.60N 112.39W Elev. 3838 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 48 56 38 60 Temp 51 62 67 71 71 61 55 52 48 52 55 54 51 45 42 40 38 47 56 58 58 Dewpt 40 42 36 33 35 37 37 38 36 31 26 22 27 31 32 31 30 29 27 25 27 RH 66 48 32 25 27 41 51 59 63 44 32 28 39 58 67 70 73 49 32 28 30 Wind dir SW SW W W W W W W W W W W W W W W W W W W W Wind spd 12 25 33 40 35 25 17 17 20 31 33 36 31 25 20 16 11 14 18 18 17 Wind gust 35 50 60 54 35 48 50 55 48 35 Clouds OV B2 OV OV FW FW SC SC FW FW B2 B2 B2 B2 B1 SC SC FW FW SC B1 PoP 12hr 30 10 60 50 10 QPF 12hr 0 0 0.05 0.06 0 Snow 12hr 00-00 00-00 00-00 Rain C S L L C C S S Rain shwrs L L Tstms S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 34 56 35 56 36 60 38 56 Temp 42 35 50 52 40 36 52 55 42 37 55 57 44 38 51 55 Dewpt 29 28 30 31 32 30 31 33 33 31 34 34 36 34 35 37 PWind dir W NW NW NW W W NE N Wind char GN BZ GN GN GN GN GN GN Avg clouds SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 PoP 12hr 20 60 20 40 10 20 30 50 Rain S C S S S S C C C Rain shwrs L C Tstms S S $$ MTZ319-162200- Helena-Lewis & Clark MT 46.61N 111.96W Elev. 3893 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 52 67 40 68 Temp 54 60 72 78 78 68 60 56 53 58 62 64 57 53 48 45 40 48 59 66 67 Dewpt 33 37 36 36 34 33 33 32 33 35 32 24 21 23 24 24 23 22 21 20 21 RH 45 42 27 22 20 27 36 40 46 42 32 22 24 31 39 43 50 35 23 17 17 Wind dir S S W W W W SW SW SW W W W W W W W SW SW W W W Wind spd 8 11 18 21 23 16 11 10 10 19 24 28 28 24 14 11 9 10 11 12 13 Wind gust 23 32 36 40 32 33 41 46 49 42 29 21 21 23 Clouds OV B2 OV OV SC FW CL FW B1 B1 B1 B1 SC SC SC SC FW FW SC SC SC PoP 12hr 10 20 40 10 5 QPF 12hr 0 0.01 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 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 59 37 63 40 65 43 64 Temp 50 42 54 57 45 37 54 62 47 40 58 64 51 43 58 60 Dewpt 25 27 28 25 27 28 28 29 31 31 32 31 35 34 36 34 PWind dir W W W W W W NW W Wind char LT GN GN LT LT LT LT LT Avg clouds SC SC B1 B1 SC SC SC B1 B1 SC SC B1 B2 B1 B1 B2 PoP 12hr 10 50 20 40 20 30 30 60 Rain C S S S C S C Rain shwrs C C C L Tstms S S S S $$ MTZ326-162200- Bozeman-Gallatin MT 45.78N 111.16W Elev. 4475 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 78 45 66 32 66 Temp 42 56 68 76 76 64 55 49 46 56 62 61 53 46 42 37 33 43 56 63 65 Dewpt 37 40 38 39 39 39 36 34 34 35 34 31 26 23 23 22 21 22 22 22 25 RH 82 55 33 26 26 40 49 56 63 45 35 32 35 40 46 54 61 43 26 21 22 Wind dir SE E W W W W S SE SE W W W W W W SW SW SW W W W Wind spd 5 6 13 17 17 11 8 8 6 11 18 21 25 18 11 9 6 9 10 11 11 Wind gust 25 32 29 29 37 36 29 23 23 Clouds SC SC SC B2 B2 FW FW FW SC SC B2 B2 B1 B1 SC SC FW FW SC SC SC PoP 12hr 10 20 60 20 0 QPF 12hr 0 0.01 0.04 0.02 0 Snow 12hr 00-00 00-00 00-00 Rain S S S S Rain shwrs L L Tstms S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 58 32 60 35 61 38 64 Temp 46 38 52 57 41 33 52 59 43 36 54 60 46 38 56 60 Dewpt 29 27 31 28 27 26 29 31 32 30 33 35 36 32 36 36 PWind dir S W NW W NE W SE S Wind char LT LT LT LT LT LT LT LT Avg clouds B1 SC B1 B1 B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 10 50 20 50 20 40 30 50 Rain C S S S S S C S S Rain shwrs C C C C Tstms S S S S $$ MTZ330-162200- West Yellowstone-Gallatin MT 44.69N 111.11W Elev. 6644 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 67 35 63 22 57 Temp 27 43 57 65 65 55 46 39 36 49 60 62 55 43 33 27 22 33 49 55 56 Dewpt 26 31 32 36 33 36 34 32 30 32 30 22 18 19 16 15 14 13 16 18 18 RH 96 62 38 34 30 49 63 76 79 52 32 21 23 38 49 60 71 43 26 23 22 Wind dir SW SW SW SW SW SW SW S S SW SW W W W W W SW SW SW SW SW Wind spd 1 2 10 12 13 8 4 4 4 12 20 20 19 12 5 3 1 3 9 11 10 Wind gust 23 25 25 37 39 36 29 19 24 27 Clouds SC FW SC B1 SC SC FW CL SC SC B1 B1 SC FW FW FW FW FW SC SC SC PoP 12hr 20 20 30 10 0 QPF 12hr 0.01 0.01 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain S S S S Rain shwrs S C C Tstms S S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 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 32 55 26 53 28 55 29 57 Temp 39 32 53 51 34 26 50 51 34 28 51 53 37 30 53 54 Dewpt 23 23 22 17 23 21 21 20 27 25 26 23 29 25 27 25 PWind dir SW SW NW NW N SW S S Wind char LT GN LT LT LT LT LT LT Avg clouds SC SC B1 B1 B1 SC SC B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 5 30 20 50 30 40 20 50 Rain S C S S S S S C Rain shwrs C C C Snow S S C S S S Tstms S S S $$ MTZ328-162200- Dillon-Beaverhead MT 45.26N 112.55W Elev. 5357 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 77 45 67 31 65 Temp 45 56 69 76 75 63 54 49 45 55 63 63 55 46 39 34 31 41 55 63 65 Dewpt 33 37 36 33 33 34 35 34 32 31 26 18 15 18 19 19 19 17 15 16 17 RH 62 49 30 21 21 34 48 56 60 40 24 17 20 32 44 54 61 37 20 16 15 Wind dir S SW SW SW W W SW SW SW W W W W W W SW S SW SW SW SW Wind spd 6 10 18 21 23 14 11 11 11 21 26 31 31 24 11 8 6 9 12 18 20 Wind gust 33 33 37 47 47 35 29 31 Clouds B1 SC SC B1 B1 CL CL FW FW FW FW SC SC FW FW FW FW FW SC SC SC PoP 12hr 5 10 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 59 31 59 34 62 39 62 Temp 45 37 54 56 39 31 50 58 42 35 54 61 45 39 57 59 Dewpt 20 21 22 18 21 22 22 22 27 27 27 25 30 30 29 29 PWind dir SW W NW W N SW S SW Wind char GN GN GN LT GN LT GN GN Avg clouds SC SC SC B1 B1 SC FW B1 B1 SC SC B1 B1 B1 B1 B1 PoP 12hr 5 30 10 30 20 30 20 40 Rain S C S S C S S S C Rain shwrs C Tstms S $$ MTZ305-162200- Havre-Hill MT 48.54N 109.76W Elev. 2585 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 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 52 66 42 64 Temp 49 59 72 76 75 66 60 56 53 58 63 64 58 51 47 45 42 50 60 63 62 Dewpt 43 46 42 39 41 41 42 41 40 40 33 31 33 37 38 37 35 34 35 32 31 RH 80 62 34 26 29 40 51 57 61 51 32 29 39 59 71 73 76 54 39 31 31 Wind dir SW SW SW W W W W W W W W W W W W W W W W W W Wind spd 10 16 23 25 21 18 19 18 16 23 26 26 23 19 18 17 16 18 18 16 12 Wind gust 34 36 32 36 36 33 Clouds OV OV B1 OV B1 SC B1 SC B2 SC B1 B2 B2 B2 B2 B1 SC FW FW SC FW PoP 12hr 20 20 60 70 10 QPF 12hr 0.02 0.02 0.03 0.14 0 Snow 12hr 00-00 00-00 00-00 Rain S S S S C C C C Rain shwrs S S L L Tstms S S S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 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 39 60 39 59 39 63 41 63 Temp 46 39 56 57 45 39 54 57 45 40 56 61 48 42 58 60 Dewpt 35 33 35 36 38 35 38 36 37 35 37 39 40 36 41 40 PWind dir W W W W W NW NE E Wind char LT GN GN GN LT LT GN GN Avg clouds SC SC SC B2 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B1 B1 PoP 12hr 10 60 30 40 10 20 20 40 Rain S C S C C S S S S C Rain shwrs L Tstms S $$ MTZ314-162200- Lewistown-Fergus MT 47.05N 109.46W Elev. 4144 ft 438 AM MDT Thu May 16 2024 Date Thu 05/16/24 Fri 05/17/24 Sat 05/18/24 MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 73 45 60 38 60 Temp 44 57 67 71 70 60 54 48 46 56 56 56 52 46 42 39 39 46 55 59 60 Dewpt 36 42 38 40 42 40 35 33 32 37 37 31 24 24 26 28 27 27 27 25 25 RH 73 57 34 32 36 47 48 56 58 49 49 38 33 42 53 64 62 47 34 27 26 Wind dir SW W W W W W W SW SW W NW NW W W W W W W W W W Wind spd 9 12 18 18 13 11 11 11 10 14 20 23 26 23 19 19 16 18 17 12 9 Wind gust 36 29 28 23 Clouds OV OV SC B2 OV SC SC FW B1 B1 OV B2 B2 B1 B2 B1 SC FW FW SC SC PoP 12hr 20 20 60 50 10 QPF 12hr 0.01 0.01 0.10 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain C C C C S Rain shwrs S L L C C Tstms S S S S S Date Sun 05/19/24 Mon 05/20/24 Tue 05/21/24 Wed 05/22/24 MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 37 54 34 56 36 58 37 58 Temp 44 38 51 52 40 35 52 54 41 37 54 56 43 38 54 55 Dewpt 30 28 32 30 32 29 32 31 33 31 35 35 37 33 39 38 PWind dir SW W W W W W E E Wind char LT GN GN GN LT LT LT GN Avg clouds B1 B1 B1 B2 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 PoP 12hr 20 60 30 50 20 40 30 50 Rain S S C C S S S S S C S C Rain shwrs L C C C Tstms S S S S $$ http://www.weather.gov/greatfalls