Point Forecast Matrices Issued by NWS Great Falls, MT
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FOUS55 KTFX 180903
PFMTFX
Point Forecast Matrices
National Weather Service Great Falls MT
303 AM MDT Thu Apr 18 2024
MTZ312-182200-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 39 18 38 20 52
Temp 18 25 32 36 36 29 22 20 18 24 29 35 37 31 27 24 23 31 40 47 50
Dewpt 14 9 11 13 12 10 9 10 10 15 11 12 13 14 15 15 15 16 15 18 18
RH 84 50 41 38 36 44 57 64 70 68 46 38 37 49 60 68 71 53 36 31 28
Wind dir W W NW N N N NE N NW N N N NE NE E E E SE E E E
Wind spd 6 9 10 10 12 10 10 4 5 8 9 8 10 8 5 4 4 5 6 8 9
Clouds SC SC B1 B1 SC SC SC SC SC B1 B2 B2 B1 SC FW FW FW FW FW FW FW
PoP 12hr 5 5 10 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 57 35 57 33 64 38 68
Temp 36 35 52 52 41 37 51 54 41 36 55 62 47 40 60 65
Dewpt 24 23 25 22 24 25 26 22 28 27 28 27 32 31 34 33
PWind dir SE SW W W E SE SE W
Wind char LT GN GN GN GN GN GN GN
Avg clouds FW SC B1 B1 SC B1 B1 SC SC SC SC SC SC B1 B1 B1
PoP 12hr 10 30 20 10 0 0 10 20
Rain C C S S S
Snow S
$$
MTZ303-182200-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 36 17 36 20 47
Temp 16 23 31 34 34 23 19 17 17 22 29 34 35 29 25 23 22 28 38 44 46
Dewpt 10 8 13 14 14 7 7 9 12 15 12 12 14 15 16 15 16 16 15 15 16
RH 77 52 47 43 43 50 59 70 80 74 48 39 41 55 68 71 77 60 38 30 29
Wind dir NW NW NW N N N N NW NW N N N NE NE E SE SE SE SE SE SE
Wind spd 10 13 18 19 21 12 10 9 10 11 11 10 10 6 5 5 4 10 13 16 14
Clouds SC SC SC B1 FW SC FW SC B1 B1 B2 B2 B2 B1 SC FW FW FW FW FW FW
PoP 12hr 5 5 5 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 28 52 33 55 30 61 34 64
Temp 32 31 48 49 37 34 49 52 37 32 53 59 42 36 56 61
Dewpt 19 23 23 22 25 26 26 24 28 27 27 25 29 29 31 29
PWind dir SE W W NW W S SE SW
Wind char GN BZ BZ BZ GN GN GN GN
Avg clouds FW SC B1 SC B1 B1 B1 SC SC SC SC SC SC B1 B1 B1
PoP 12hr 5 20 10 10 0 0 5 10
Rain S S
Snow S
$$
MTZ319-182200-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 42 22 43 24 56
Temp 23 27 35 40 40 33 28 25 22 26 34 39 42 34 30 27 24 31 42 51 55
Dewpt 13 14 15 16 16 14 14 12 12 12 9 10 14 14 15 15 15 16 18 19 19
RH 65 57 43 37 37 45 55 57 65 55 35 30 31 43 53 60 68 53 37 28 24
Wind dir W N N N N N NW NW NW N N N N N N N NE E E E E
Wind spd 2 2 5 9 13 11 10 10 8 8 10 12 13 10 5 4 2 4 6 8 10
Clouds FW FW SC SC SC B1 B1 B1 B1 SC SC FW FW FW FW FW FW FW FW FW FW
PoP 12hr 10 10 5 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 36 58 34 59 33 66 40 70
Temp 41 36 51 54 41 34 50 57 42 33 55 65 48 40 59 66
Dewpt 24 26 29 24 24 24 25 24 26 26 30 27 31 30 35 34
PWind dir SE W W W W SE S N
Wind char LT GN GN GN GN LT GN LT
Avg clouds FW SC B1 B1 FW SC SC SC SC SC SC SC SC B1 B1 B1
PoP 12hr 10 30 10 10 0 5 10 30
Rain C C C
$$
MTZ326-182200-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 42 19 44 19 54
Temp 20 24 33 39 41 32 26 23 19 24 34 41 44 33 28 24 21 29 41 50 53
Dewpt 15 14 15 15 15 16 17 14 13 13 12 13 14 15 15 15 14 16 19 21 21
RH 81 65 47 37 34 51 68 68 77 62 39 31 29 47 58 68 74 58 41 31 28
Wind dir S S NW NW N N NW W S W N N E E E E E E E E E
Wind spd 4 2 4 6 8 9 8 6 5 4 4 5 10 12 10 8 5 5 3 4 6
Clouds FW FW FW FW SC B1 B1 OV B2 B1 SC SC SC FW FW FW FW FW FW FW FW
PoP 12hr 10 10 5 0 0
QPF 12hr 0 0.01 0 0 0
Snow 12hr 00-00 T 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 31 60 29 57 29 64 35 69
Temp 37 33 50 55 38 31 47 54 38 31 53 62 44 37 59 64
Dewpt 25 25 32 29 26 23 25 22 26 24 29 29 32 30 36 34
PWind dir E W W W E E E SW
Wind char LT GN GN GN GN LT GN LT
Avg clouds FW SC B2 B2 B1 SC SC SC SC SC SC SC B1 B1 B1 B1
PoP 12hr 5 40 30 10 0 5 10 30
Rain S C C
Rain shwrs C
Tstms S
$$
MTZ330-182200-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 36 10 42 12 51
Temp 8 15 31 36 34 24 18 14 11 19 37 42 40 28 21 17 14 25 44 50 49
Dewpt 5 5 9 10 9 11 12 10 8 10 14 14 15 15 14 12 10 14 19 18 20
RH 87 64 39 33 35 57 77 84 87 67 38 31 36 58 74 80 84 62 36 28 31
Wind dir E N E SW SW S E NE E NE NE N N NE NE NE E N SW W SW
Wind spd 2 0 2 5 6 5 3 3 3 5 4 5 6 6 5 4 3 0 3 8 10
Clouds FW FW FW FW SC SC SC FW B1 SC SC SC FW FW FW FW FW FW FW SC FW
PoP 12hr 5 10 10 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 25 55 22 51 21 59 29 60
Temp 30 27 50 49 33 25 44 47 30 23 52 54 36 30 56 55
Dewpt 22 21 30 28 24 20 19 20 21 17 21 23 28 26 31 31
PWind dir S SW W W S S SE S
Wind char LT GN GN GN LT LT LT GN
Avg clouds FW SC B2 B1 B1 SC SC FW SC SC SC SC SC SC B1 B1
PoP 12hr 5 50 30 10 0 10 20 40
Rain S C C S S C
Snow S
$$
MTZ328-182200-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 41 19 43 22 55
Temp 18 23 32 39 39 32 27 22 20 23 33 40 42 33 28 26 23 29 42 51 54
Dewpt 14 15 15 15 14 16 18 15 14 14 13 13 13 15 15 16 15 16 18 19 21
RH 84 71 49 37 35 51 68 74 77 68 43 33 30 47 58 65 71 58 37 28 27
Wind dir S W NW SW NW NE NE NE NE NE NE NE NE NE NE NE NE NE N NW N
Wind spd 5 4 4 5 5 10 10 11 9 9 10 9 12 9 6 6 6 5 4 5 5
Clouds FW FW FW FW SC B1 B2 B2 B2 B1 SC FW FW FW SC FW SC FW FW SC SC
PoP 12hr 10 10 5 0 0
QPF 12hr 0 0.04 0 0 0
Snow 12hr 00-00 T 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 35 60 29 57 31 64 38 67
Temp 39 35 54 54 37 30 47 54 39 33 53 61 45 40 59 61
Dewpt 25 26 30 22 23 22 20 17 24 23 25 25 30 30 33 31
PWind dir SE SW W W NE SW E SW
Wind char LT GN GN GN GN LT GN GN
Avg clouds SC SC B1 B1 SC SC FW FW SC SC SC B1 B1 B1 B1 B1
PoP 12hr 5 30 10 5 0 5 10 20
Rain S C
Rain shwrs S
Tstms S
$$
MTZ305-182200-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
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 39 21 40 20 50
Temp 23 29 36 38 37 27 24 22 22 27 34 38 39 32 27 23 22 31 42 48 50
Dewpt 15 14 13 13 13 11 17 16 17 17 14 15 16 18 19 17 16 18 18 17 17
RH 71 53 38 35 37 50 74 77 81 65 43 38 39 56 71 77 77 58 37 29 27
Wind dir W NW NW NW NW N W NW NW NW N N N NE E SE SE E SE SE SE
Wind spd 10 19 21 21 21 12 9 9 10 13 11 10 10 5 5 3 3 4 5 6 10
Clouds FW CL FW SC SC FW SC B1 B1 B1 B2 B2 B2 B1 FW FW FW CL CL FW FW
PoP 12hr 0 10 5 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
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 28 60 34 56 31 64 37 69
Temp 34 30 51 54 40 36 49 54 39 33 56 61 46 39 60 66
Dewpt 20 20 26 27 31 30 32 29 30 28 31 29 31 31 34 34
PWind dir SE SW W NW SW SE E E
Wind char GN GN BZ BZ GN GN GN GN
Avg clouds FW FW B1 B1 B1 B1 B1 SC SC SC FW SC SC SC B1 SC
PoP 12hr 0 20 20 20 0 0 5 10
Rain S S S S
$$
MTZ314-182200-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
303 AM MDT Thu Apr 18 2024
Date Thu 04/18/24 Fri 04/19/24 Sat 04/20/24
MDT 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
Max/Min 35 15 34 17 46
Temp 18 24 30 34 33 25 20 17 16 21 27 32 33 25 22 20 20 29 39 44 45
Dewpt 14 10 10 12 10 9 8 8 10 13 12 13 14 13 14 14 14 15 16 17 18
RH 84 54 42 39 38 50 59 67 77 71 53 45 45 60 71 77 77 55 39 33 33
Wind dir W NW NW NW NW NW W W W NW NW N N NE SE SE SE SE SE SE SE
Wind spd 14 16 18 18 16 11 10 9 10 10 11 10 10 6 5 5 5 6 8 8 9
Clouds B1 FW B1 B1 SC SC SC FW B1 B2 B2 B2 B1 SC FW FW FW FW FW FW CL
PoP 12hr 5 5 10 0 0
QPF 12hr 0 0 0 0 0
Snow 12hr 00-00 00-00 00-00
Date Sun 04/21/24 Mon 04/22/24 Tue 04/23/24 Wed 04/24/24
MDT 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
Min/Max 28 57 32 51 29 59 35 66
Temp 31 32 52 51 36 34 46 49 35 32 53 57 42 38 60 62
Dewpt 20 21 28 27 23 24 27 26 27 25 27 28 30 29 34 35
PWind dir SE SW W NW W SE SE E
Wind char GN GN BZ BZ GN GN GN GN
Avg clouds FW FW B1 B1 B1 SC B1 SC SC SC SC SC SC SC B1 B1
PoP 12hr 5 30 30 30 0 0 10 20
Rain C C S S C S
Snow S S
$$
http://www.weather.gov/greatfalls