Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
253 AM MDT Tue Mar 28 2017

MTZ012-282300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      55          37          61          42          53
Temp          34 32 38 49 54 53 43 40 38 39 44 53 60 59 54 50 47 42 47 50 53 52
Dewpt         25 23 27 27 25 21 26 28 28 31 32 31 30 32 38 38 37 35 40 39 38 33
RH            69 69 64 42 32 28 51 62 67 73 62 43 32 36 54 63 68 76 76 66 57 48
Wind dir      SW SW SW SW SW  W SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W  N
Wind spd      11 12 14 16 17 17 12 12 13 13 14 17 20 19 14 13 10  9  9  8  8  9
Clouds        SC SC FW FW SC SC B1 B2 B1 B1 B2 B2 B2 B2 B2 OV B2 OV OV OV OV OV
PoP 12hr                      5           5          20          10          60
QPF 12hr                      0           0           0           0        0.32
Snow 12hr                 00-00       00-00       00-00
Rain                                                              C  C  L  L  L
Rain shwrs                                      S  S
Snowshwrs      S


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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            33    49      32    59      36    59      33    54
Temp          40   33 41 49 37   33 53 58 42   37 54 57 40   33 51 52
Dewpt         31   31 32 30 29   26 31 31 31   27 31 27 30   28 34 27
PWind dir           N     N       W    SW      SW     W       W     W
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    OV   OV OV B2 SC   FW SC SC SC   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           60    40      10     5       5    20      20    40
Rain           L    C  C  C                           S  S    S  C  C

$$
MTZ010-282300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      52          34          55          36          52
Temp          35 32 37 48 52 49 39 38 35 35 38 48 55 53 45 43 39 36 39 49 52 50
Dewpt         28 25 27 31 30 28 29 31 30 30 31 35 35 37 38 38 35 32 35 37 31 31
RH            75 75 67 51 43 44 67 76 82 82 76 60 47 54 76 82 85 85 85 63 44 48
Wind dir       W  W  W  W  W  W  W SW SW SW SW SW SW SW SW SW SW  W  W NW NW  N
Wind spd      17 13 16 19 21 21 14 13 12 11 12 14 17 19 13 13 12  9  9 12 12 14
Clouds        FW FW FW FW SC B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                      5           5          20          10          30
QPF 12hr                      0           0        0.01           0        0.02
Snow 12hr                 00-00       00-00       00-00
Drizzle                                      S  S  S
Rain                                                              S  S  C  C  C
Rain shwrs                                S  S  S  S


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    50      32    54      35    52      30    49
Temp          41   34 43 50 36   33 51 53 40   35 49 50 38   30 45 47
Dewpt         34   29 32 29 27   24 30 29 30   27 32 30 31   27 34 30
PWind dir           N    NW       W    SW       W    NW       W    NW
Wind char          GN    GN      GN    GN      BZ    GN      GN    GN
Avg clouds    OV   B2 B2 B1 SC   FW SC SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           30    20      10     5      10    20      20    30
Rain           C    C  S  S                        S  S  S    S  C  C

$$
MTZ014-282300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      54          35          60          41          50
Temp          34 32 37 46 53 53 43 39 35 36 39 49 59 58 52 47 43 41 42 45 49 49
Dewpt         27 25 27 30 30 26 30 29 28 29 31 30 33 35 38 39 36 35 37 36 37 37
RH            75 75 67 53 41 35 60 67 75 75 73 48 37 42 59 74 76 79 82 70 63 63
Wind dir      SW SW  W  W  W  W SW SW SW  S SE  S SW SW SW SW  S  S  S NW NW NW
Wind spd       6  6  8 11 12 11  6  5  4  4  4  6 10 10  6  5  4  4  4  5  5  9
Clouds        SC FW FW FW SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      5           5          10          20          70
QPF 12hr                      0           0           0           0        0.23
Snow 12hr                 00-00       00-00       00-00
Drizzle                                               S  S  S  S
Rain                                                              L  L  L  L  L
Rain shwrs                                            S  S  S  S
Snowshwrs      S
Obvis         PF


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    51      31    58      36    59      34    55
Temp          40   36 44 51 37   32 49 58 42   37 52 58 41   34 51 53
Dewpt         33   28 30 28 29   24 30 33 31   26 32 32 34   29 33 31
PWind dir          NW     N       W    SW      SW    SW       W     W
Wind char          GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    OV   OV OV B2 B1   FW SC SC B1   SC B1 B1 B1   B1 B1 B2
PoP 12hr           60    40      10     5       5    20      20    30
Rain           L    C  C  C                           S  S    S  C  C

$$
MTZ055-282300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      51          29          57          38          53
Temp          31 29 31 42 49 50 38 34 30 30 35 47 56 56 47 43 41 38 40 48 52 51
Dewpt         27 25 27 30 29 25 27 26 25 25 28 27 30 32 34 34 35 33 35 38 37 34
RH            85 85 85 62 46 37 64 72 81 81 75 45 37 40 60 70 79 82 82 68 56 52
Wind dir      SW SW SW  W  W  W  S SE  S SE SE  S SW SW  S  S  S  S  S SW SW NW
Wind spd       6  4  4  5  6  9  6  6  4  5  3  5  9 11  8  6  5  5  5  5  5  8
Clouds        B2 B2 SC FW FW SC SC FW SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 OV OV OV
PoP 12hr                      5           5           5          30          70
QPF 12hr                      0           0           0        0.01        0.22
Snow 12hr                 00-00       00-00       00-00
Drizzle                                               C  C  C  C
Rain                                                              L  L  L  L  L
Rain shwrs                                            C  C  C  C
Snowshwrs      C


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    49      25    54      32    57      33    54
Temp          39   35 44 49 33   26 46 54 37   33 50 56 39   34 49 53
Dewpt         36   32 31 31 28   23 30 31 28   27 33 32 31   30 31 29
PWind dir          NW    NW       W    SW      SW    SW      SW    SW
Wind char          LT    GN      LT    LT      LT    LT      LT    LT
Avg clouds    OV   OV OV B2 B1   SC SC SC SC   SC B1 B1 B1   SC B1 B2
PoP 12hr           60    40      10     5       5    20      20    30
Rain           L    L  C  C                        S  S  S    S  C  C

$$
MTZ055-282300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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          16          41          29          43
Temp          23 21 22 33 38 40 25 20 16 17 22 35 41 40 34 33 30 29 33 39 40 43
Dewpt         21 19 19 25 26 27 22 18 15 16 20 25 29 28 27 30 28 27 32 35 32 34
RH            92 92 88 72 62 59 88 92 96 96 92 66 62 62 75 89 92 92 96 85 73 70
Wind dir      NE  E  E NW  W SW  S SE  E  E  E SW SW SW  S  S  S  S  S  S  S  S
Wind spd       5  3  3  8  8  6  5  4  3  3  2  8 11 10  6  6  6  6  6  9  9  4
Clouds        B2 B2 B1 SC SC SC SC B1 SC SC SC SC SC SC SC B2 B2 OV OV OV OV OV
PoP 12hr                     20           5           5          40          70
QPF 12hr                      0           0           0        0.02        0.22
Snow 12hr                 00-00       00-00       00-00
Drizzle                                               C
Rain                                                              L  L  L  L  C
Rain shwrs                                            C  C  C  C
Snow                                                              L  L  L  L
Snowshwrs      C  S                                   C  C  C  C
Obvis                                PF+


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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            30    41      22    47      28    45      24    43
Temp          32   30 36 41 28   22 39 47 31   29 40 45 33   24 39 42
Dewpt         30   28 28 31 25   20 29 34 27   27 33 31 30   23 30 30
PWind dir           E    NE       N     E       S     S      SW     S
Wind char          LT    GN      GN    LT      LT    LT      LT    LT
Avg clouds    OV   B2 B2 B2 SC   SC SC SC SC   SC B1 B1 B1   B1 B1 B2
PoP 12hr           50    30      10     5      10    30      30    20
Rain           C    C     C                           S  C    S
Snow                C  C  C                        C  S       S  S  S

$$
MTZ008-282300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      50          27          56          37          53
Temp          28 25 29 41 48 49 37 30 27 28 33 47 55 55 46 41 37 37 40 50 52 50
Dewpt         20 18 18 21 21 20 23 19 18 20 22 25 27 28 31 32 30 31 32 32 29 28
RH            71 74 63 44 34 31 56 63 68 71 63 42 34 35 55 70 75 79 73 50 41 42
Wind dir       S  S SW  W  W  W  S  S  S  S  S SW SW SW  S  S  S  S  S  S  S  N
Wind spd       8  6  5  5  6 10  6  8  8  6  8 11 13 12  9  9  9  9  9 10 10 11
Clouds        SC SC FW FW SC SC SC SC B1 B2 B1 B2 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                      0           0           5          40          90
QPF 12hr                      0           0           0        0.02        0.21
Snow 12hr                 00-00       00-00       00-00
Drizzle                                               C  C
Rain                                                              L  L  D  D  L
Rain shwrs                                            C  C  C  C
Snowshwrs      C


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    46      25    56      32    56      31    53
Temp          36   31 42 46 33   26 47 56 39   33 49 55 38   31 47 52
Dewpt         31   28 27 29 24   21 29 28 29   25 28 28 29   23 25 24
PWind dir           N     N      NE    SW      SW    SW      SW    SW
Wind char          GN    GN      GN    LT      GN    GN      GN    GN
Avg clouds    OV   OV OV B2 B1   SC SC SC SC   SC B1 SC SC   SC B1 B2
PoP 12hr           70    30      10     5      10    20      20    30
Rain           L    L  C  C                        S  S  S    S  C  S
Snow                   C                                         C

$$
MTZ011-282300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      59          33          63          39          59
Temp          36 33 37 52 58 58 44 39 35 34 39 56 61 62 52 46 41 39 45 56 59 57
Dewpt         31 27 29 35 32 27 29 29 28 29 31 36 37 37 39 38 35 35 38 40 37 37
RH            82 78 72 52 37 30 55 67 75 82 73 47 41 39 61 73 79 85 76 55 44 47
Wind dir      SW SW SW  W  W  W SW SW SW SW SW SW SW SW SW SW SW SW SW  W  W NW
Wind spd       9 10 13 14 14 13  8  9 10 10 13 14 13 11  9 10 10  8  8  9  9  8
Clouds        B2 SC FW FW FW SC B1 SC B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV
PoP 12hr                      5           5           5          10          30
QPF 12hr                      0           0           0           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain                                                              S  S  C  C  C
Rain shwrs     C
Snowshwrs      C


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    55      31    64      35    60      33    56
Temp          44   39 49 54 38   32 57 63 44   36 55 58 39   34 52 54
Dewpt         36   34 36 32 31   28 36 33 33   30 37 33 31   28 35 34
PWind dir           N     N      NE     S      SW     W      NE     N
Wind char          GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    OV   B2 B2 B1 SC   FW SC SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           40    30      10     5       5    20      20    30
Rain           C    C  C  S                           S       S  S  C

$$
MTZ051-282300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
253 AM MDT Tue Mar 28 2017

Date             Tue 03/28/17            Wed 03/29/17            Thu 03/30/17
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                      52          32          59          40          51
Temp          34 32 36 46 51 51 41 35 33 34 40 54 58 58 49 45 42 40 45 50 51 47
Dewpt         29 27 27 28 25 24 28 25 25 27 30 31 31 34 35 37 36 35 39 39 40 39
RH            82 81 69 49 36 34 59 66 72 75 67 41 36 40 58 73 79 82 79 66 66 74
Wind dir       W  W  W  W  W  W SW SW SW SW SW  W  W  W SW SW SW SW SW SW SW NW
Wind spd      10  9  9 11  8  9  6  8  8  9  9 10 11 10  9  9  8  8  8  6  6  9
Clouds        OV OV SC FW FW FW FW SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV
PoP 12hr                      5           5           5          20          70
QPF 12hr                      0           0           0        0.01        0.22
Snow 12hr                 00-00       00-00       00-00
Drizzle                                                     S  S
Rain                                                              C  C  L  L  L
Rain shwrs                                            S  S  S  S
Snowshwrs      C


Date               Fri 03/31/17  Sat 04/01/17  Sun 04/02/17  Mon 04/03/17
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    47      30    58      34    57      31    52
Temp          40   36 42 47 36   31 53 57 42   35 54 54 39   32 51 49
Dewpt         37   32 33 32 29   23 31 32 29   24 31 31 30   25 30 26
PWind dir          NW    NW       W    SW      SW     W      SW     W
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    OV   OV OV B2 B1   FW FW SC SC   SC B1 B1 B1   B1 B1 B1
PoP 12hr           70    50      10     5       5    10      20    40
Rain           L    C  C  C                                   S  S  C

$$
weather.gov/greatfalls




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