Point Forecast Matrices
Issued by NWS Great Falls, MT

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FOUS55 KTFX 210244
PFMTFX

Point Forecast Matrices
National Weather Service Great Falls MT
844 PM MDT Fri Oct 20 2017

MTZ012-211100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      39          50          45          62          43
Temp                44 43 41 39 40 47 50 48 46 48 52 55 56 60 61 55 49 47 44 43
Dewpt               26 27 27 27 26 19 17 20 29 33 39 43 43 36 32 33 36 35 33 33
RH                  49 53 57 62 57 32 27 33 51 56 61 64 62 41 33 43 61 63 65 67
Wind dir            SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W  W  W  W  W
Wind spd            16 18 18 18 19 24 24 17 19 27 27 33 27 36 41 32 25 21 19 18
Wind gust                          34 34                37 57 62 49    32 29
Clouds              OV B2 B1 SC FW FW FW B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC
PoP 12hr                     10           0          20          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  S  S  S  S  C  C  C  C
Rain shwrs
High Wind                                             A  A  A  A  A  A


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          56      39    65      47    60      27    35      25    45
Temp          54 51 41   41 61 64 53   47 59 46 34   27 35 32 28   26 43 42
Dewpt         28 24 28   29 31 30 31   28 31 33 26   20 16 13 18   17 21 24
PWind dir         W       W    SW      SW    SW      NW     W      SW    SW
Wind char        BZ      GN    BZ      BZ    BZ      BZ    GN      GN    GN
Avg clouds    SC SC SC   SC FW FW FW   FW SC B1 B2   B2 B1 SC SC   SC B1 B1
PoP 12hr          5       5     0       0    40      60    20       0    20
Rain                                          C
Rain shwrs                                 C
Snow                                             L    C
Snowshwrs                                                S                S

$$
MTZ010-211100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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          47          39          58          38
Temp                42 40 39 37 38 45 47 44 40 41 44 48 50 56 57 50 45 42 41 39
Dewpt               27 26 27 28 27 21 19 22 27 31 35 40 42 36 31 28 32 32 31 30
RH                  55 57 62 70 64 38 32 41 59 67 70 74 74 47 37 42 60 67 67 70
Wind dir             W  W  W  W  W  W  W SW SW SW SW SW  W  W  W  W  W  W  W  W
Wind spd            23 21 19 19 20 24 25 18 13 18 23 41 31 39 43 37 29 23 23 25
Wind gust                          34 36             51 48 58 66 58 46 33 35 37
Clouds              B2 B2 SC FW CL FW FW B2 B2 B2 B1 B2 B1 B1 SC B1 SC SC SC SC
PoP 12hr                     10           5          20          20          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  S  S  S  S  C  C  C  C
High Wind                                             A  A  A  A  A  A


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      36    63      41    54      23    35      27    47
Temp          52 50 37   39 61 60 46   42 53 38 27   23 35 32 29   28 44 44
Dewpt         26 25 28   31 31 31 29   32 31 27 22   18 17 13 20   22 25 25
PWind dir         W       W     W       W     W      NW     W      SW     W
Wind char        WY      BZ    BZ      BZ    WY      BZ    GN      GN    BZ
Avg clouds    SC SC SC   SC SC FW FW   FW SC B1 B2   B2 SC SC SC   SC B1 B1
PoP 12hr          5       5     0       0    50      50    10       5    10
Rain                                          C
Rain shwrs                                 C
Snow                                             C    C

$$
MTZ014-211100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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          50          41          63          41
Temp                44 41 39 37 38 47 50 49 46 43 44 43 51 60 62 59 54 47 44 42
Dewpt               30 30 30 30 29 24 19 24 32 33 36 36 41 41 38 39 42 36 37 34
RH                  57 65 70 75 70 40 29 37 58 67 73 76 68 49 41 47 64 65 76 73
Wind dir             W  W  W SW  W  W  W SW SW SW SW SW SW  W  W  W  W  W  W  W
Wind spd            13 11  9  8  9 10 11  9  8 12 13 19 12 20 21 17 17 11 10  9
Clouds              B1 B1 SC SC FW SC B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1
PoP 12hr                      5           5          20          20          30
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  S  S  S  S  C  C  C  C  C  C
Rain shwrs


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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      36    64      38    63      27    36      24    44
Temp          52 55 42   37 58 63 45   39 62 53 37   27 36 34 29   24 41 44
Dewpt         32 29 32   29 33 30 30   30 36 36 31   20 18 17 20   18 21 23
PWind dir         W       W    SW      SW    SW      NW    NW      SW    SW
Wind char        GN      LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    B1 SC SC   SC FW FW FW   FW FW SC B2   B1 B1 SC SC   SC B1 B1
PoP 12hr         10       5     0       0    40      60    10       0     5
Rain                                          C  L
Snow                                             L    C

$$
MTZ055-211100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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          49          38          62          38
Temp                39 36 33 31 33 44 49 45 40 40 41 44 47 59 61 59 51 45 41 39
Dewpt               27 26 26 26 27 24 20 23 29 30 33 37 39 39 37 40 40 37 35 34
RH                  62 67 75 81 78 45 31 41 64 67 73 76 74 47 41 49 66 73 79 82
Wind dir             W SW SW SW SW  W SW SW SW SW SW SW SW SW  W  W  W  W  W  W
Wind spd             8  9  6  8  9 12 17 13  8 12 14 16 12 14 24 16 14 11 10  8
Wind gust                                                     34
Clouds              B2 B1 B1 B1 SC FW B1 B2 B2 B2 B2 B2 OV B2 OV B2 B2 B1 B2 B2
PoP 12hr                     10          10          20          30          20
QPF 12hr                   0.01           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  S  S  S  S  C  C  C  C  C  C
Rain shwrs


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          59      32    63      34    64      27    33      21    40
Temp          53 54 38   33 58 61 42   35 62 58 36   27 33 32 26   22 38 39
Dewpt         31 29 29   27 31 34 32   28 34 37 31   21 17 15 18   17 17 18
PWind dir         W       W    SW      SW    SW      NW    NW      SW    SW
Wind char        GN      LT    LT      LT    LT      GN    LT      LT    LT
Avg clouds    B1 SC SC   SC FW FW FW   FW FW SC B1   B2 B1 SC SC   SC SC SC
PoP 12hr         20       5     0       0    30      60    20       0    10
Rain                                          C  L
Snow                                             L    C
Snowshwrs                                                S

$$
MTZ055-211100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      25          33          28          45          31
Temp                29 28 26 25 26 30 32 31 30 29 29 30 32 42 44 45 40 34 34 31
Dewpt               23 24 24 24 24 18 19 20 25 27 27 28 31 34 34 38 37 31 33 30
RH                  78 85 92 96 92 60 58 63 81 92 92 92 96 73 68 76 89 89 96 96
Wind dir            SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW  W
Wind spd             5  6  6  6  9 13 16 13 10 14 14 19 11 17 18 14  9  9  6  6
Clouds              B1 B1 B1 B2 B1 B1 B2 OV OV OV OV OV OV B2 OV B2 OV B2 B2 B2
PoP 12hr                     40          20          60          60          50
QPF 12hr                   0.04        0.01        0.09        0.06        0.05
Snow 12hr                     1       00-00           2
Rain                                                        C  C  C  C  C  C
Rain shwrs
Snow                                      C  C  L  L  C  C
Snowshwrs            C  C  C  S  S     S                                      S
Obvis                  PF PF


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          48      25    52      26    51      20    28      15    34
Temp          44 44 32   26 48 50 32   27 48 48 31   20 28 27 21   15 32 32
Dewpt         30 30 27   23 28 37 28   24 30 36 27   17 12 12 17   13 14 21
PWind dir         W       W     S       S     S      SW    NW      SW    SW
Wind char        GN      LT    LT      LT    GN      GN    LT      LT    LT
Avg clouds    B1 SC SC   FW FW FW FW   FW FW FW B1   B1 SC SC SC   SC SC B1
PoP 12hr         20       5     0       0    10      40    10       5    10
Rain                                             C
Rain shwrs     S
Snow                                                  C
Snowshwrs      S

$$
MTZ008-211100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      29          44          36          58          37
Temp                38 35 32 30 30 40 44 43 39 38 40 39 43 54 57 52 46 42 41 37
Dewpt               25 24 23 23 22 17 17 23 27 28 31 31 35 35 35 35 38 34 35 30
RH                  59 64 69 75 72 39 33 45 62 67 70 73 73 48 43 52 73 73 79 75
Wind dir            SW SW SW SW SW SW SW  S  S  S  S  S  S SW SW SW SW SW SW SW
Wind spd            16 12 11 11 10 12 17 16 13 17 18 18 16 18 24 20 14 12 10  8
Clouds              B1 B1 B1 B1 SC B1 B2 OV B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 SC B1
PoP 12hr                     10          10          20          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                      S  S  S  S  S  S  S  S  C  C  S  S
Rain shwrs
Snow                                      S  S


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          56      32    60      35    61      26    35      22    43
Temp          49 51 37   33 55 58 39   37 59 57 37   26 34 34 27   23 40 42
Dewpt         31 29 28   25 31 32 28   28 31 33 31   18 13 16 16   14 17 19
PWind dir         W       W    SW       S     S       W    NW      SW    SW
Wind char        GN      GN    LT      GN    GN      GN    LT      GN    LT
Avg clouds    B1 SC SC   SC FW FW FW   FW FW FW B1   B1 SC SC SC   SC SC SC
PoP 12hr         10       5     0       0    10      40    10       0     5
Rain                                             C
Snow                                                  C

$$
MTZ011-211100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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                      41          52          37          64          39
Temp                44 43 41 42 41 48 51 48 39 40 43 47 50 61 63 57 48 46 42 40
Dewpt               34 36 35 35 34 29 22 20 23 28 35 40 42 40 31 28 31 32 32 32
RH                  68 76 79 76 76 47 32 33 52 62 73 76 74 46 30 33 51 58 67 73
Wind dir             W  W  W  W  W  W  W  W SW SW SW SW SW  W  W  W  W  W  W  W
Wind spd            23 20 19 18 18 24 20 11  9 12 14 20 26 39 39 31 19 17 16 14
Wind gust                       28 34                      58 57 43    27 27
Clouds              OV OV B2 B1 B1 FW FW FW FW B1 OV OV OV B1 B1 B1 SC SC SC SC
PoP 12hr                     30          20          20          20          10
QPF 12hr                   0.05           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S  S  S  S  S  S  S  S  S
Rain shwrs           S  C  S  S
High Wind                                             A  A  A  A  A  A


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          59      33    65      40    61      24    38      28    48
Temp          55 53 38   34 58 64 48   41 60 47 33   24 36 36 31   28 45 47
Dewpt         30 22 25   28 30 31 35   32 30 34 25   19 16 18 24   24 26 29
PWind dir         W       W    SW      SW     W      NW    NW       W    SW
Wind char        BZ      GN    GN      GN    BZ      BZ    GN      GN    GN
Avg clouds    SC SC FW   SC SC SC FW   FW SC SC B2   B1 SC SC SC   SC B1 B2
PoP 12hr          5       5     0       0    30      30     5       0    10
Rain                                          C  C
Rain shwrs                                 C
Snow                                             C    C

$$
MTZ051-211100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
844 PM MDT Fri Oct 20 2017

Date           10/20/17      Sat 10/21/17            Sun 10/22/17            Mon
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          48          38          61          38
Temp                41 40 39 37 38 46 48 44 39 43 47 49 52 58 60 55 46 45 41 38
Dewpt               29 29 30 29 27 19 16 16 24 30 37 37 39 34 35 35 36 33 32 28
RH                  62 64 70 72 64 34 27 32 54 60 68 63 61 40 39 47 68 62 70 67
Wind dir             W  W  W  W  W  W  W  W SW SW SW SW  W  W  W  W  W  W  W  W
Wind spd            18 19 18 17 17 20 18 12 10 14 14 21 19 27 29 25 17 18 13 13
Wind gust                                                  37 46       29 25
Clouds              B2 B2 SC B1 SC FW FW SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1
PoP 12hr                     20           5          20          20          20
QPF 12hr                   0.01           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain                                            S  S        S  S  C  C  C  C
Rain shwrs              S
Snowshwrs               S
High Wind                                             A  A  A  A  A  A


Date           10/23/17  Tue 10/24/17  Wed 10/25/17  Thu 10/26/17  Fri 10/27/17
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          53      35    65      42    63      25    31      23    44
Temp          51 48 38   37 62 61 49   43 63 48 32   25 31 28 26   24 41 41
Dewpt         24 22 27   25 25 31 31   23 31 34 28   21 15 15 18   17 20 26
PWind dir        NW       W     W      SW     W      NW    NW       W     W
Wind char        BZ      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1 SC SC   SC SC FW FW   FW SC SC B2   B2 B1 SC SC   SC SC B1
PoP 12hr          5       5     0       0    30      50    20       0    10
Rain                                          C
Rain shwrs                                 S
Snow                                             C    C
Snowshwrs                                                S

$$
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.