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Point Forecast Matrices
National Weather Service Great Falls MT
803 PM MST Tue Jan 15 2019

MTZ012-161100-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      20          38          18          27          15
Temp                   25 24 22 20 31 38 30 24 21 19 18 19 24 27 23 20 20 18 16
Dewpt                  15 15 14 13 18 19 16 15 14 13 13 14 17 16 14 14 13 13 10
RH                     65 68 71 74 58 46 55 68 74 77 80 80 74 63 68 77 74 80 77
Wind dir                S  S SW SW SW  W NE NE NE  N NE NE NE NE NE NE  N NE SW
Wind spd                5  6  6  6  5  5  5  5  5  5  5  5  9 10 10  8  5  5  5
Clouds                 B2 SC FW SC FW FW FW SC SC B1 B2 OV OV OV OV OV OV B2 B2
PoP 12hr                     10           5          10          70          60
QPF 12hr                      0           0           0        0.04        0.07
Snow 12hr                 00-00       00-00       00-00
Snow                                                  C  C  L  L  L  L  C  C  C


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          28      15    36      26    47      27    41      25    41
Temp          23 23 19   15 26 27 28   31 41 41 34   29 37 33 27   26 35 36
Dewpt         14 13 11    8 15 16 17   21 27 25 23   20 24 19 15   15 19 19
PWind dir         N      NE    SW       S     S      SW     W       W    SW
Wind char        LT      LT    LT      GN    BZ      GN    GN      GN    GN
Avg clouds    B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr         40      20    10       5    10      20    30      20    20
Rain                                             S
Snow           C  C  S                           S    S  C  C  S       S  S

$$
MTZ010-161100-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      14          31          12          22           8
Temp                   19 17 15 14 24 31 23 19 17 16 15 12 18 22 16 15 13 12  9
Dewpt                  15 14 13 13 18 19 14 13 12 11 10  7 10 10  8  8  7  7  5
RH                     84 88 92 96 77 61 68 77 80 80 80 80 70 59 70 73 76 80 83
Wind dir               SE SW NW NW  N  N  N NE  N  N NE NE NE  E  E  E  E NE SE
Wind spd                5  4  4  4  6  9  6  5  5  5  6  6 10 12 10  8  6  5  5
Clouds                 FW SC SC SC SC SC SC SC B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          20          70          60
QPF 12hr                      0           0        0.01        0.04        0.05
Snow 12hr                 00-00       00-00           T
Snow                                            S  S  C  C  L  L  L  L  C  C  C
Obvis                     PF PF PF PF
Wind chill                                                                   -1
Min chill                                                                    -1


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          22       8    31      19    43      23    38      21    40
Temp          15 16 11    8 22 19 21   26 37 36 29   24 32 29 21   22 33 34
Dewpt          8  8  6    3 14 10 13   18 26 24 20   18 22 17 13   13 20 20
PWind dir         E      SE    SE      SW     W       W     W       W     W
Wind char        GN      LT    GN      GN    GN      GN    GN      GN    BZ
Avg clouds    OV B2 B2   B2 B2 B2 B2   B2 B2 B2 B2   B2 B1 B1 B1   B1 B1 B1
PoP 12hr         40      10    10       5    10      20    20      10    10
Snow           C  C                              S    S  S  S

$$
MTZ014-161100-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      16          36          17          32          18
Temp                   23 19 17 16 26 36 31 26 22 19 18 18 25 32 29 23 20 18 19
Dewpt                  15 13 12 11 19 22 22 19 18 16 16 16 20 24 23 18 15 13 13
RH                     71 77 80 80 74 56 69 74 84 88 92 92 81 72 78 81 81 80 77
Wind dir               SW SW SW  W  W NE  S  S  S  S  S  S NE NE  N  N  N NW SW
Wind spd                3  2  2  2  2  2  2  2  2  2  2  2  2  3  2  2  2  2  1
Clouds                 B1 CL FW FW B1 B1 FW B1 SC SC B2 B2 B2 OV OV B2 B2 B2 B2
PoP 12hr                     10           5          10          60          60
QPF 12hr                      0           0           0        0.06        0.06
Snow 12hr                 00-00       00-00       00-00
Snow                                                  C  C  L  L  L  L  C  C  C
Obvis                     PF PF PF PF


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          37      20    39      24    42      24    38      21    38
Temp          29 33 27   23 31 33 28   26 35 38 30   26 31 34 25   23 30 35
Dewpt         21 24 19   17 22 24 21   20 27 27 24   20 23 23 17   16 20 23
PWind dir        SW       W     S       S     S      SW     W       W     W
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B2   B1 B2 B1 B2   B2 B2 B2 B2   B2 B2 B2 B2   B1 B1 B1
PoP 12hr         30       5    10      10    20      20    20      10    20
Rain                                          S  S
Snow           C  S                           S  S    S  S  S          S  S

$$
MTZ055-161100-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      16          34          18          37          20
Temp                   22 20 18 16 27 34 30 23 21 21 19 19 32 37 33 25 24 24 22
Dewpt                  15 14 14 12 20 22 21 18 17 17 15 16 24 27 27 21 20 20 19
RH                     74 77 84 84 74 61 69 81 84 84 84 88 72 67 78 84 84 84 88
Wind dir               SE SE  S  S SE NW  S  S  S  S  S  S  S SE  E  E SW SW SW
Wind spd                4  3  3  3  2  2  2  2  3  2  2  2  2  3  3  3  2  2  1
Clouds                 FW FW FW SC B1 OV SC SC SC FW B1 B2 B2 B2 B2 B2 B2 OV OV
PoP 12hr                     10          10          10          50          50
QPF 12hr                      0           0           0        0.03        0.06
Snow 12hr                 00-00       00-00       00-00
Snow                                                  C  C  C  C  C  C  C  C  C


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          37      20    37      20    41      21    36      17    35
Temp          30 33 27   24 32 31 24   22 34 35 27   24 31 31 22   20 28 29
Dewpt         22 25 20   18 20 23 17   16 23 26 22   20 21 22 16   14 18 18
PWind dir        SW      SW    SW      SW    SW       W     W       W    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B2   B2 B2 B1 B2   B1 B2 B2 OV   OV OV B2 B2   B2 B1 B1
PoP 12hr         50      20    10      10    30      30    30      20    30
Rain                                          C
Snow           C  C  S    S                S  C  C    C  C  C  S    S  C  C

$$
MTZ055-161100-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      11          29          17          33          17
Temp                   15 12 11 11 21 28 26 21 17 19 19 20 26 33 30 24 23 22 21
Dewpt                  11 10  8  9 18 23 21 19 15 16 17 18 23 28 26 23 21 20 19
RH                     84 91 87 91 88 81 81 92 92 88 92 92 88 82 85 96 92 92 92
Wind dir                S  S  S  S  S SW SW SW SW  S  S  S SW  S SW SW SW SW SW
Wind spd                3  4  3  3  3  8  4  4  3  3  3  3  5  5  4  3  2  2  2
Wind gust                                18
Clouds                 B2 OV B2 OV OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV
PoP 12hr                     30          50          50         100          70
QPF 12hr                      0        0.03        0.03        0.14        0.10
Snow 12hr                 00-00           1           1
Snow                    S  S  C  C  C  C  C  C  C  C  L  L  D  D  L  L  L  L  L
Obvis                      F  F  F  F


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          30      11    26      11    30      11    26       4    24
Temp          24 26 16   13 20 23 14   14 22 26 17   15 20 20 10    7 17 19
Dewpt         19 20 13   10 15 17 11   11 17 21 15   12 13 14  7    3 10 11
PWind dir         W      SW    SW       S     S      SW     W       W    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B2   B2 B2 B2 OV   OV OV OV OV   OV OV B2 B2   B2 B1 B1
PoP 12hr         60      20    30      20    30      40    40      20    20
Snow           L  C  S    S  S  C  S    S  S  C  C    C  C  S       S  S  S

$$
MTZ008-161100-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      16          34          21          38          23
Temp                   19 16 16 16 26 33 30 24 22 21 21 22 30 38 32 28 27 26 25
Dewpt                  12 11 11 10 17 19 20 18 15 15 16 18 22 26 26 24 22 22 21
RH                     74 80 80 77 68 56 66 77 74 77 81 84 72 62 78 85 81 85 84
Wind dir                S  S  S  S  S  S  S  S  S  S  S  S  S  S  S  S SW SW SW
Wind spd                6  5  5  5  5  6  5  6  8  6  5  5  6  8  5  5  5  5  5
Clouds                 FW SC SC B2 OV OV B1 SC SC SC B2 B2 B2 B2 B2 B2 OV B2 B2
PoP 12hr                     10          10          10          40          30
QPF 12hr                      0           0           0        0.03        0.04
Snow 12hr                 00-00       00-00       00-00
Snow                                                  C  C  C  C  C  C  C  C  C


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          38      19    34      22    37      20    34      17    34
Temp          31 33 25   21 28 29 25   23 31 32 25   23 30 30 22   19 26 28
Dewpt         22 22 18   15 16 20 18   16 21 22 19   17 19 19 14   13 15 16
PWind dir        SW      SW     S       S     S       S     W       W     W
Wind char        LT      LT    GN      LT    GN      LT    GN      LT    GN
Avg clouds    B2 B2 B1   B1 B2 B1 B2   B2 B2 B2 OV   B2 B2 B1 B1   B1 B1 B1
PoP 12hr         30       5    10      10    30      40    20       5    20
Snow           C  S                        S  C  C    S  S  S             S

$$
MTZ011-161100-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      13          30          11          24           6
Temp                   19 16 14 13 22 30 23 18 16 14 13 11 18 24 19 14 11 10  9
Dewpt                  16 14 12 12 18 21 16 13 12 11 10  7 10 11  8  6  5  4  4
RH                     88 92 92 96 84 69 74 80 84 88 87 83 70 57 61 70 76 76 80
Wind dir                E  E  E  W  N NW NW NE  N NE NE NE NE  E  E  E  E  E  E
Wind spd                8  5  4  3  3  6  2  2  2  4  4  4  9 10 10 11 10 10  6
Clouds                 SC B2 B2 B1 SC SC B1 B1 B1 B2 B2 OV OV OV OV OV OV OV OV
PoP 12hr                      5           5          20          50          80
QPF 12hr                      0           0           0        0.01        0.07
Snow 12hr                 00-00       00-00       00-00
Snow                                            S  S  S  S  C  C  D  D  L  L  L
Obvis                      F  F  F  F
Wind chill                                                             -3 -4 -2
Min chill                                                              -3    -4


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          20       5    22      10    41      20    38      17    38
Temp          14 16 11    7 14 16 10   17 31 34 27   22 30 31 22   18 30 30
Dewpt          7  7  5    3  7  7  5   13 23 25 22   19 22 22 16   14 20 19
PWind dir         E       E     E      SE    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    OV B2 B2   B2 B2 B2 B2   B1 B2 B2 B2   B2 B1 B2 B2   B1 SC B1
PoP 12hr         60      20    10      10    20      20    20      10    10
Snow           L  C  S                     S     S    S  S  S

$$
MTZ051-161100-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
803 PM MST Tue Jan 15 2019

Date          Tue 01/15/19      Wed 01/16/19            Thu 01/17/19         Fri
MST 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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                      21          40          17          27          12
Temp                   22 22 21 22 34 40 31 24 21 20 18 18 23 27 23 18 16 14 13
Dewpt                  16 14 14 16 21 21 20 17 16 16 16 16 17 16 15 12 11  9  9
RH                     77 71 74 77 58 46 63 74 81 84 92 92 77 63 71 77 80 80 84
Wind dir               SE SE  S SW  W NW NW  W  W  E  N  E  E  E  E  E  E  E  E
Wind spd                8  8  6  5  5  5  2  2  2  2  2  3  5  9  8  8  6  4  3
Clouds                 B1 SC CL FW FW FW FW FW SC SC B1 B2 OV OV OV OV OV OV OV
PoP 12hr                     20           5          10          60          70
QPF 12hr                      0           0           0        0.03        0.08
Snow 12hr                 00-00       00-00       00-00
Snow                    S                             S  S  L  L  L  L  L  L  C


Date           01/18/19  Sat 01/19/19  Sun 01/20/19  Mon 01/21/19  Tue 01/22/19
MST 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          25      12    31      20    45      25    37      21    38
Temp          20 20 15   13 24 22 21   27 40 38 30   28 33 31 23   22 32 30
Dewpt         13 13 12    9 17 14 13   19 26 25 22   20 23 21 15   12 18 17
PWind dir        NE       E     S      SW    SW       W     W       W     W
Wind char        LT      LT    LT      LT    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B2   B2 B2 B2 B1   B1 B1 B2 B2   B2 B2 B2 B1   B1 B1 B1
PoP 12hr         50      30    20       5    10      20    30      20    20
Snow           C  C  C    S  S                        S  C  C  S       S  S

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




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