Point Forecast Matrices
Issued by NWS Great Falls, MT

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10
000
FOUS55 KTFX 212010
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
210 PM MDT Sat Apr 21 2018

MTZ012-221100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      33          58          33          51          29
Temp          64 62 47 41 36 33 44 52 56 57 46 39 36 33 39 45 48 51 44 35 32 30
Dewpt         30 29 27 29 26 27 29 27 21 27 28 26 26 26 27 26 24 25 29 28 27 25
RH            28 28 45 62 67 78 55 38 25 31 49 59 67 75 62 47 39 36 55 75 81 81
Wind dir       W  W  W SW SW SW SW  W NW  N NE NE NE  N  N NE NE NE  E  S  S  S
Wind spd      26 25 12 10  9  9  8  5  6 10 11  9  9  6  8  9  8  9  6  6  6  8
Wind gust     40 35
Clouds        FW FW CL CL FW SC SC SC SC SC B1 B2 B2 OV OV B2 B1 SC FW FW FW CL
PoP 12hr                      0           5          30          40           5
QPF 12hr                      0           0        0.01        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            C  C     C  S  S
Snow                                               C  C


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      38    60      33    68      38    70      39    66
Temp          55 65 44   41 57 57 40   35 60 67 47   40 66 66 46   41 63 62
Dewpt         29 27 31   33 34 31 32   30 34 28 35   31 39 31 35   36 40 34
PWind dir         S       S     W      NE    SW      SW    SW       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW FW   SC SC SC SC   FW FW FW FW   FW FW FW FW   SC FW SC
PoP 12hr          0       0    10      10     5       0     0       5    10

$$
MTZ010-221100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      31          54          30          52          28
Temp          55 51 41 36 33 32 41 50 54 52 44 36 33 30 39 45 50 51 42 35 32 28
Dewpt         30 24 29 27 27 27 27 22 22 22 30 24 25 23 28 24 26 25 30 27 28 24
RH            38 34 62 69 78 81 57 33 28 31 57 61 72 75 64 43 39 36 62 72 85 85
Wind dir       W  W  W  W  W  W  W NW NW  N  N  N  N  N  N NE NW  W SE  S  S  S
Wind spd      36 33 13 13 11 12 11  9  8 11  9  8  8  8  9  5  6  8  8  6  6  6
Wind gust        44
Clouds        FW FW CL CL FW SC SC SC SC B1 B1 B2 B2 B2 B1 SC SC FW FW CL CL CL
PoP 12hr                      5          10          20          20           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S        S
Snow                                            S  S  S
High Wind      W  W


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          67      37    59      31    68      36    72      38    65
Temp          56 66 43   39 54 58 40   33 61 66 46   38 66 68 47   40 62 60
Dewpt         23 26 30   31 33 33 32   28 32 31 36   32 38 39 39   36 42 38
PWind dir         S      SW    NW       W    SW       W    NW      SE    NE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   SC SC SC FW   FW FW FW FW   FW FW FW FW   SC FW SC
PoP 12hr          0       0    10       5     0       0     0       5    10

$$
MTZ014-221100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      37          60          36          50          28
Temp          64 61 49 42 40 37 46 54 58 59 51 46 40 36 38 43 48 49 40 36 32 28
Dewpt         31 29 30 28 30 29 33 31 28 29 31 33 31 30 30 28 28 28 26 28 24 23
RH            29 29 48 57 67 72 60 41 32 32 46 60 70 79 73 55 46 44 57 72 72 81
Wind dir       W  W NW  W SW SW  W  W NW  N NW NW NW NW  N  N  N  N  N SW  S  S
Wind spd      16 16  6  3  2  4  3  4  6  8  8  8  9  9  9 10  9 10  5  4  3  4
Clouds        SC FW CL SC SC SC SC SC SC B1 B2 B2 B2 OV OV OV B2 B1 SC FW FW FW
PoP 12hr                      0          20          60          70          10
QPF 12hr                      0           0        0.07        0.05           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      C  C  L  L  L  L  C  C
Snow                                                  L


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      35    62      34    66      37    67      39    64
Temp          52 62 43   37 57 59 42   35 59 65 47   38 62 64 46   40 61 60
Dewpt         31 28 30   29 33 30 33   29 35 28 35   30 38 30 36   33 41 32
PWind dir         S       S     W       N     S       S     W      SE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW SC SC SC   FW FW FW FW   FW FW FW FW   SC FW SC
PoP 12hr          0       0    10      10     5       0     5      10    20
Rain                                                                      S

$$
MTZ055-221100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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          61          36          44          23
Temp          64 66 51 42 37 36 43 53 59 60 50 43 40 39 36 39 42 44 38 32 27 23
Dewpt         30 33 37 33 30 31 33 34 33 34 40 37 35 35 32 30 31 30 29 27 23 20
RH            28 29 59 70 75 82 67 48 37 37 68 79 82 85 85 70 65 57 70 81 85 88
Wind dir      SW NW NW  N  E SE  E NW NW  N  N NW NE  N  N NE NE NE SE SE SE  E
Wind spd       5 12  5  4  3  3  3  2  5  8  8  6  6  5  8  6  8  9  6  4  5  4
Clouds        FW SC SC B1 SC SC SC FW SC OV OV OV OV OV OV OV OV OV B2 SC FW FW
PoP 12hr                     10          50         100         100          30
QPF 12hr                      0        0.01        0.70        0.23           0
Snow 12hr                 00-00       00-00       00-00
Rain                                   C  D  D  D  D  D  D  L  L  C  C
Snow                                                     D


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          57      30    61      31    61      34    65      36    61
Temp          47 57 37   33 55 59 38   32 52 60 43   36 60 62 43   37 55 59
Dewpt         29 29 28   27 32 32 31   27 35 30 33   30 38 30 35   32 41 33
PWind dir        SE       S    SW      NE    SW      SW    SW      SW    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW SC SC SC   SC FW FW FW   FW FW FW SC   FW FW SC
PoP 12hr          5       0    10      10     5       0     5      20    20
Rain                                                           S       S  S

$$
MTZ055-221100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      28          52          33          39          17
Temp          52 53 41 36 31 28 38 47 50 51 43 38 35 33 33 35 39 38 33 27 21 17
Dewpt         30 28 29 30 27 26 34 25 28 29 31 35 33 31 30 28 26 25 24 25 19 16
RH            43 38 62 79 85 92 85 42 42 42 62 89 92 92 89 75 59 59 69 92 92 96
Wind dir      SW SW  S  S  S  S  S SW SW SW  S  W NW  N  N  N  N  N  N NE NE NE
Wind spd       9  6  3  3  3  2  2  8 10  9  4  4  3  2  5 10 10 10  5  4  3  2
Clouds        FW SC SC SC SC SC FW FW SC B2 B2 B2 OV OV OV OV OV B2 B1 SC SC FW
PoP 12hr                      0          50          90          90          20
QPF 12hr                      0           0        0.31        0.15           0
Snow 12hr                 00-00       00-00           T
Rain                                   C  D  D  D  D        L  L  S
Snow                                               D  D  D  L        S
Obvis                                                               PF PF PF PF


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          50      23    52      26    52      28    56      30    55
Temp          43 49 34   24 47 50 35   27 48 50 37   29 52 53 37   31 50 53
Dewpt         14 20 27   20 25 29 29   24 25 25 27   25 22 31 31   28 32 36
PWind dir         E      SE     S      NW    NE       N     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW FW FW   FW FW SC SC   SC FW FW FW   FW FW FW SC   FW SC SC
PoP 12hr          5       0     5      10    10       5    10      10    30
Rain                                                                   C  S
Snow                                                                   C

$$
MTZ008-221100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      33          60          34          45          24
Temp          64 63 50 43 38 33 41 52 60 56 45 41 38 35 35 40 45 43 36 31 26 24
Dewpt         28 28 33 34 32 29 34 27 25 30 35 35 34 32 30 32 32 27 26 25 22 21
RH            25 26 52 70 79 85 76 38 26 37 68 79 85 89 82 73 60 53 67 78 85 88
Wind dir       W  W  W SE SE SE  N  W NW NE  N  N  N  N  N  N NE NE NE NE  E SE
Wind spd      14 13  5  4  4  5  4  5  8 10 10  9  9  9 11 14 14 13  9  8  5  6
Clouds        CL FW FW SC SC SC FW FW B1 OV OV OV OV OV OV B2 B2 B2 SC FW FW FW
PoP 12hr                      5          70         100         100          20
QPF 12hr                      0        0.01        0.34        0.10           0
Snow 12hr                 00-00       00-00       00-00
Rain                                   C  D  D  D  D  D  D  C  C  S  S
Snow                                                  D  D           S


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          55      30    61      30    58      33    62      34    60
Temp          42 54 37   31 51 60 39   31 49 57 42   34 54 61 42   35 54 58
Dewpt         24 21 26   23 24 27 30   25 28 19 27   27 29 29 32   29 35 30
PWind dir        SE       S    SW       N     E      SW    SW      SW     E
Wind char        LT      GN    GN      GN    LT      GN    GN      GN    LT
Avg clouds    FW FW FW   FW SC SC FW   FW FW FW FW   FW FW FW FW   FW FW SC
PoP 12hr          0       0     5      10     5       0     5       5    20
Rain                                                                      S

$$
MTZ011-221100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      31          57          32          54          29
Temp          64 59 45 39 33 31 40 50 56 56 44 38 34 33 42 49 52 53 44 34 33 29
Dewpt         42 33 34 30 27 27 30 26 28 24 32 27 25 26 31 30 30 27 34 27 27 25
RH            45 37 65 70 78 85 67 39 34 29 62 64 69 75 65 48 43 36 68 75 78 85
Wind dir       W  W  W  W  W SW SW  W  W NW  N  N  N  N  N  N  N  N NW  S SW  S
Wind spd      21 29 19 17 12  9  9  8  9 11  8  8  6  8  9 10 11 10  4  5  8  8
Wind gust     32 42 31 28 23
Clouds        SC SC FW CL CL FW FW FW SC B1 B1 B1 B1 B2 B2 B1 SC SC FW FW CL CL
PoP 12hr                      5           5          10          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
High Wind      W  W


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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          64      36    61      33    66      38    70      42    69
Temp          55 64 43   38 57 58 40   35 60 64 46   40 64 68 49   44 65 65
Dewpt         38 40 36   33 40 39 34   31 41 42 39   36 48 46 42   40 51 47
PWind dir         S       S     W      NW    SW       S     W       E     E
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    CL FW FW   SC SC SC SC   FW FW FW FW   FW FW FW FW   FW SC SC
PoP 12hr          0       0    10       5     5       0     0       5     5

$$
MTZ051-221100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
210 PM MDT Sat Apr 21 2018

Date           04/21/18      Sun 04/22/18            Mon 04/23/18            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                      34          57          33          46          26
Temp          68 62 50 40 36 34 44 53 56 55 44 40 35 33 34 39 43 46 38 33 29 27
Dewpt         29 34 33 32 30 28 29 32 33 37 34 33 32 30 29 30 32 32 31 28 25 23
RH            23 35 52 73 79 78 55 44 42 51 68 76 89 89 82 70 65 58 76 82 85 85
Wind dir       W NW NW  W SW SW  W  W NW  N NE NE NE  N  N  N  N  N  W SW  S  S
Wind spd      11 13 12  8  6  6  6  6  5  9  8  8  8  6  8  8  6  9  5  6  8  6
Wind gust           25
Clouds        SC SC SC FW FW B1 SC SC SC B1 B1 B2 OV OV OV OV B2 B2 SC FW FW FW
PoP 12hr                     10          20          70          70          10
QPF 12hr                      0           0        0.11        0.09           0
Snow 12hr                 00-00       00-00           T
Rain                                      C  C  L  L        C  C
Snow                                               L  L  L


Date           04/24/18  Wed 04/25/18  Thu 04/26/18  Fri 04/27/18  Sat 04/28/18
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      33    60      31    63      37    64      39    62
Temp          52 56 38   36 59 53 38   33 58 60 43   39 61 60 44   41 60 56
Dewpt         29 31 30   27 32 33 32   28 34 34 36   33 40 36 37   36 40 37
PWind dir         S       S     W      NW    SW      SW     W       E    SE
Wind char        GN      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    FW FW FW   FW SC SC B1   FW FW FW FW   FW FW FW FW   FW FW SC
PoP 12hr          0       0    10      10     5       0     0       5    10

$$
http://www.weather.gov/greatfalls



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.